graphics: do not arm a fast clear from a read-modify-write dispatch (#428)

* graphics: do not arm a fast clear from a read-modify-write dispatch

* tests: cover compute metadata clear classification

---------

Co-authored-by: nmzik <Nmzik@mail.ru>

CMakeLists.txt

@@ -574,6 +574,8 @@ if(BUILD_TESTING)
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --storage-sampled-only)
 	add_test(NAME texture_cache_depth_readback
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --depth-readback-only)
+	add_test(NAME compute_meta_clear_classification
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --compute-meta-clear-only)
 	add_test(NAME buffer_cache_dirty_gc
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --buffer-cache-gc-only)
 

src/common/emulatorConfig.cpp

@@ -47,6 +47,10 @@ PresentMode GetPresentMode() {
 	return g_config->present_mode;
 }
 
+int32_t GetGpuIndex() {
+	return g_config->gpu_index;
+}
+
 bool FullscreenEnabled() {
 	return g_config->fullscreen_enabled;
 }

src/common/emulatorConfig.h

@@ -48,6 +48,7 @@ struct ConfigOptions {
 	std::string            user_name                   = "Kyty";
 	int32_t                user_id                     = DEFAULT_USER_ID;
 	PresentMode            present_mode                = PresentMode::Fifo;
+	int32_t                gpu_index                   = -1;
 	bool                   fullscreen_enabled          = false;
 	uint32_t               vblank_frequency            = 60;
 	uint32_t               console_language            = DEFAULT_CONSOLE_LANGUAGE;
@@ -80,6 +81,7 @@ uint32_t GetScreenHeight();
 const std::string& GetUserName();
 int32_t  GetUserId();
 PresentMode GetPresentMode();
+int32_t GetGpuIndex();
 bool     FullscreenEnabled();
 uint32_t GetVblankFrequency();
 uint32_t GetConsoleLanguage();

src/graphics/guest_gpu/command_processor/pm4Dispatch.cpp

@@ -23,9 +23,8 @@ constexpr auto MakeContextDispatchTable() {
 	g_hw_ctx_func[Pm4::DB_STENCIL_CLEAR]             = HwCtxSetStencilClear;
 	g_hw_ctx_func[Pm4::DB_DEPTH_CLEAR]               = HwCtxSetDepthClear;
 	g_hw_ctx_func[Pm4::PA_SC_SCREEN_SCISSOR_TL]      = HwCtxSetScreenScissor;
-	g_hw_ctx_func[Pm4::DB_Z_INFO]                    = HwCtxSetDepthRenderTarget;
 	g_hw_ctx_func[Pm4::DB_STENCIL_INFO]              = HwCtxSetStencilInfo;
-	g_hw_ctx_func[Pm4::DB_HTILE_SURFACE]             = HwCtxSetDepthHtileSurface;
+	g_hw_ctx_func[Pm4::DB_SHADING_RATE_ENCODING]     = HwCtxSetDepthShadingRateEncoding;
 	g_hw_ctx_func[Pm4::PA_SU_HARDWARE_SCREEN_OFFSET] = HwCtxSetHardwareScreenOffset;
 	g_hw_ctx_func[Pm4::PA_SC_WINDOW_OFFSET]          = HwCtxSetWindowOffset;
 	g_hw_ctx_func[Pm4::PA_SC_WINDOW_SCISSOR_TL]      = HwCtxSetWindowScissor;
@@ -75,7 +74,6 @@ constexpr auto MakeContextDispatchTable() {
 	g_hw_ctx_func[Pm4::PA_SC_BINNER_CNTL_0]                   = HwCtxSetPaScExtendedControl;
 	g_hw_ctx_func[Pm4::PA_SC_BINNER_CNTL_1]                   = HwCtxSetPaScExtendedControl;
 	g_hw_ctx_func[Pm4::PA_SC_CONSERVATIVE_RASTERIZATION_CNTL] = HwCtxSetPaScExtendedControl;
-	g_hw_ctx_func[Pm4::PA_SC_NGG_MODE_CNTL]                   = HwCtxSetPaScExtendedControl;
 	g_hw_ctx_func[Pm4::DB_ALPHA_TO_MASK]                      = HwCtxSetAlphaToMask;
 	g_hw_ctx_func[Pm4::VGT_DRAW_PAYLOAD_CNTL]                 = HwCtxSetDrawPayloadControl;
 	g_hw_ctx_func[Pm4::VGT_PRIMITIVEID_RESET]                 = HwCtxSetPrimitiveIdReset;
@@ -83,7 +81,6 @@ constexpr auto MakeContextDispatchTable() {
 	g_hw_ctx_func[Pm4::VGT_SHADER_STAGES_EN]                  = HwCtxSetShaderStages;
 
 	for (uint32_t slot = 0; slot < 8; slot++) {
-		g_hw_ctx_func[Pm4::CB_COLOR0_BASE + slot * 15] = HwCtxSetRenderTarget;
 		g_hw_ctx_func[Pm4::CB_COLOR0_INFO + slot * 15] = HwCtxSetColorInfo;
 
 		g_hw_ctx_func[Pm4::CB_BLEND0_CONTROL + slot * 1] = HwCtxSetBlendControl;
@@ -116,25 +113,21 @@ constexpr auto MakeShaderDispatchTable() {
 	}
 
 	for (uint32_t slot = 0; slot < 4; slot++) {
-		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_PS_0 + slot] = HwShSetPsUserAccumSgpr;
+		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_PS_0 + slot] = HwShIgnoreUserAccumulator;
 	}
 
 	for (uint32_t slot = 0; slot < 4; slot++) {
-		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_ESGS_0 + slot] = HwShSetGsUserAccumSgpr;
+		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_ESGS_0 + slot] = HwShIgnoreUserAccumulator;
 	}
 	for (uint32_t slot = 0; slot < 4; slot++) {
-		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_LSHS_0 + slot] = HwShSetHsUserAccumSgpr;
+		g_hw_sh_func[Pm4::SPI_SHADER_USER_ACCUM_LSHS_0 + slot] = HwShIgnoreUserAccumulator;
 	}
 
-	for (uint32_t slot = 0; Pm4::COMPUTE_USER_ACCUM_0 + slot < Pm4::COMPUTE_USER_DATA_0; slot++) {
-		g_hw_sh_func[Pm4::COMPUTE_USER_ACCUM_0 + slot] = HwShSetCsUserAccumSgpr;
+	for (uint32_t slot = 0; slot < 4; slot++) {
+		g_hw_sh_func[Pm4::COMPUTE_USER_ACCUM_0 + slot] = HwShIgnoreUserAccumulator;
 	}
 	g_hw_sh_func[Pm4::COMPUTE_PGM_LO]                  = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_PGM_HI]                  = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_TBA_LO]                  = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_TBA_HI]                  = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_TMA_LO]                  = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_TMA_HI]                  = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_PGM_RSRC1]               = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_PGM_RSRC2]               = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_START_X]                 = HwShSetCsRegisters;
@@ -144,30 +137,16 @@ constexpr auto MakeShaderDispatchTable() {
 	g_hw_sh_func[Pm4::COMPUTE_NUM_THREAD_Y]            = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_NUM_THREAD_Z]            = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_RESOURCE_LIMITS]         = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_DESTINATION_EN_SE0]      = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_DESTINATION_EN_SE1]      = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_TMPRING_SIZE]            = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_DESTINATION_EN_SE2]      = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_DESTINATION_EN_SE3]      = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_PGM_RSRC3]               = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_SHADER_CHKSUM]           = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::COMPUTE_DISPATCH_TUNNEL]         = HwShSetCsRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_TBA_LO_PS]            = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC3_PS]         = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC4_PS]         = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_TMA_LO_PS]            = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_TMA_HI_PS]            = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_REQ_CTRL_PS]          = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC3_GS]         = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC4_GS]         = HwShIgnoreRegisters;
+	g_hw_sh_func[Pm4::COMPUTE_PACE_ID]                 = HwShSetCsRegisters;
+	g_hw_sh_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_PS]  = HwShIgnoreRegisters;
+	g_hw_sh_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_GS]  = HwShIgnoreRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_LO_GS] = HwShIgnoreRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_HI_GS] = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_REQ_CTRL_ESGS]        = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC3_HS]         = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_PGM_RSRC4_HS]         = HwShIgnoreRegisters;
+	g_hw_sh_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_HS]  = HwShIgnoreRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_LO_HS] = HwShIgnoreRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_HI_HS] = HwShIgnoreRegisters;
-	g_hw_sh_func[Pm4::SPI_SHADER_REQ_CTRL_LSHS]        = HwShIgnoreRegisters;
 
 	return g_hw_sh_func;
 }
@@ -179,6 +158,7 @@ constexpr auto MakeUconfigDispatchTable() {
 	g_hw_uc_func[Pm4::VGT_INDEX_TYPE]            = HwUcSetIndexType;
 	g_hw_uc_func[Pm4::VGT_OBJECT_ID]             = HwUcSetObjectId;
 	g_hw_uc_func[Pm4::TEXTURE_GRADIENT_FACTORS]  = HwUcSetTextureGradientFactors;
+	g_hw_uc_func[Pm4::TEXTURE_GRADIENT_CONTROL]  = HwUcSetTextureGradientFactors;
 	g_hw_uc_func[Pm4::IA_MULTI_VGT_PARAM]        = HwUcSetIaMultiVgtParam;
 	g_hw_uc_func[Pm4::GE_MULTI_PRIM_IB_RESET_EN] = HwUcSetMultiPrimIbReset;
 	g_hw_uc_func[Pm4::TA_CS_BC_BASE_ADDR]        = HwUcSetBorderColorTableAddr;

src/graphics/guest_gpu/command_processor/pm4Dispatch.h

@@ -44,11 +44,9 @@ uint32_t HwCtxSetBorderColorTableAddr(CommandProcessor&, uint32_t, uint32_t, con
 uint32_t HwCtxSetStencilClear(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetDepthClear(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetScreenScissor(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwCtxSetDepthRenderTarget(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
-                                   uint32_t);
 uint32_t HwCtxSetStencilInfo(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwCtxSetDepthHtileSurface(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
-                                   uint32_t);
+uint32_t HwCtxSetDepthShadingRateEncoding(CommandProcessor&, uint32_t, uint32_t,
+                                          const uint32_t*, uint32_t);
 uint32_t HwCtxSetHardwareScreenOffset(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
                                       uint32_t);
 uint32_t HwCtxSetWindowOffset(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
@@ -89,7 +87,6 @@ uint32_t HwCtxSetDrawPayloadControl(CommandProcessor&, uint32_t, uint32_t, const
 uint32_t HwCtxSetPrimitiveIdReset(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetObjprimIdControl(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetShaderStages(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwCtxSetRenderTarget(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetColorInfo(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetBlendControl(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetViewportScissor(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
@@ -100,10 +97,8 @@ uint32_t HwShSetPsUserSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t
 uint32_t HwShSetGsUserSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwShSetHsUserSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwShSetCsUserSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwShSetPsUserAccumSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwShSetGsUserAccumSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwShSetHsUserAccumSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
-uint32_t HwShSetCsUserAccumSgpr(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
+uint32_t HwShIgnoreUserAccumulator(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
+                                   uint32_t);
 uint32_t HwShSetCsRegisters(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwShIgnoreRegisters(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwUcSetPrimitiveType(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);

src/graphics/guest_gpu/gpu_defs.h

@@ -407,7 +407,19 @@ enum class BufferFormat : uint32_t {
 	k5_5_5_1UNorm       = 134,
 	k1_5_5_5UNorm       = 135,
 	k4_4_4_4UNorm       = 136,
+	kFmask8_S2_F1       = 156,
+	kFmask8_S4_F1       = 157,
+	kFmask8_S8_F1       = 158,
+	kFmask8_S2_F2       = 159,
+	kFmask8_S4_F2       = 160,
 	kFmask8_S4_F4       = 161,
+	kFmask16_S16_F1     = 162,
+	kFmask16_S8_F2      = 163,
+	kFmask32_S16_F2     = 164,
+	kFmask32_S8_F4      = 165,
+	kFmask32_S8_F8      = 166,
+	kFmask64_S16_F4     = 167,
+	kFmask64_S16_F8     = 168,
 	kBc1UNorm           = 169,
 	kBc1Srgb            = 170,
 	kBc2UNorm           = 171,

src/graphics/guest_gpu/gpu_format.cpp

@@ -68,7 +68,19 @@ constexpr FormatInfo kFormatInfo[] = {
 	{BufferFormat::k5_5_5_1UNorm, 2, 0, 2, true, false},
 	{BufferFormat::k1_5_5_5UNorm, 0, 0, 2, false, false},
 	{BufferFormat::k4_4_4_4UNorm, 2, 0, 2, true, false},
+	{BufferFormat::kFmask8_S2_F1, 1, 0, 1, true, false},
+	{BufferFormat::kFmask8_S4_F1, 1, 0, 1, true, false},
+	{BufferFormat::kFmask8_S8_F1, 1, 0, 1, true, false},
+	{BufferFormat::kFmask8_S2_F2, 1, 0, 1, true, false},
+	{BufferFormat::kFmask8_S4_F2, 1, 0, 1, true, false},
 	{BufferFormat::kFmask8_S4_F4, 1, 0, 1, true, false},
+	{BufferFormat::kFmask16_S16_F1, 2, 0, 2, true, false},
+	{BufferFormat::kFmask16_S8_F2, 2, 0, 2, true, false},
+	{BufferFormat::kFmask32_S16_F2, 4, 0, 4, true, false},
+	{BufferFormat::kFmask32_S8_F4, 4, 0, 4, true, false},
+	{BufferFormat::kFmask32_S8_F8, 4, 0, 4, true, false},
+	{BufferFormat::kFmask64_S16_F4, 8, 0, 8, true, false},
+	{BufferFormat::kFmask64_S16_F8, 8, 0, 8, true, false},
 	{BufferFormat::kBc1UNorm, 0, 8, 0, true, false},
 	{BufferFormat::kBc1Srgb, 0, 8, 0, true, false},
 	{BufferFormat::kBc2UNorm, 0, 16, 0, true, false},
@@ -203,7 +215,7 @@ uint32_t RenderTargetBytesPerElement(BufferFormat format) {
 }
 
 bool IsFmaskTextureFormat(BufferFormat format) {
-	return format == BufferFormat::kFmask8_S4_F4;
+	return format >= BufferFormat::kFmask8_S2_F1 && format <= BufferFormat::kFmask64_S16_F8;
 }
 
 bool IsSampledTextureFormat(BufferFormat format) {

src/graphics/guest_gpu/hardwareContext.h

@@ -11,15 +11,6 @@ struct ColorBase {
 	uint64_t addr = 0;
 };
 
-struct ColorPitch {
-	uint32_t pitch_div8_minus1       = 0;
-	uint32_t fmask_pitch_div8_minus1 = 0;
-};
-
-struct ColorSlice {
-	uint32_t slice_div64_minus1 = 0;
-};
-
 struct ColorView {
 	uint32_t base_array_slice_index = 0;
 	uint32_t last_array_slice_index = 0;
@@ -36,20 +27,15 @@ struct ColorInfo {
 	bool                    blend_clamp                    = false;
 	bool                    blend_bypass                   = false;
 	bool                    round_mode                     = false;
-	uint32_t                cmask_is_linear                = 0;
-	uint32_t                cmask_addr_type                = 0;
-	bool                    alt_tile_mode                  = false;
 	Prospero::ChannelLayout format                         = Prospero::ChannelLayout::kInvalid;
 	Prospero::ChannelType   channel_type                   = Prospero::ChannelType::kUNorm;
 	Prospero::ChannelOrder  channel_order                  = Prospero::ChannelOrder::kStandard;
 };
 
 struct ColorAttrib {
-	bool               force_dest_alpha_to_one = false;
-	Prospero::TileMode tile_mode               = Prospero::TileMode::kLinear;
-	Prospero::TileMode fmask_tile_mode         = Prospero::TileMode::kLinear;
-	uint32_t           num_samples             = 0;
-	uint32_t           num_fragments           = 0;
+	bool     force_dest_alpha_to_one = false;
+	uint32_t num_samples             = 0;
+	uint32_t num_fragments           = 0;
 };
 
 struct ColorAttrib2 {
@@ -59,41 +45,33 @@ struct ColorAttrib2 {
 };
 
 struct ColorAttrib3 {
-	uint32_t           depth              = 0;
-	Prospero::TileMode tile_mode          = Prospero::TileMode::kLinear;
-	uint32_t           dimension          = 0;
-	bool               cmask_pipe_aligned = false;
-	bool               dcc_pipe_aligned   = false;
+	uint32_t           depth                        = 0;
+	Prospero::TileMode tile_mode                    = Prospero::TileMode::kRenderTarget;
+	uint32_t           dimension                    = 0;
+	bool               metadata_pipe_aligned        = false;
+	bool               write_vrs_rate_hint_to_cmask = false;
 };
 
 struct ColorDccControl {
-	uint32_t max_uncompressed_block_size    = 0;
-	uint32_t max_compressed_block_size      = 0;
-	uint32_t min_compressed_block_size      = 0;
-	uint32_t color_transform                = 0;
-	bool     dcc_clear_key_enable           = false;
-	bool     overwrite_combiner_disable     = false;
-	bool     independent_64b_blocks         = false;
-	bool     independent_128b_blocks        = false;
-	bool     data_write_on_dcc_clear_to_reg = false;
+	enum class IndependentBlockSize : uint8_t { Disabled, Bytes64, Bytes128 };
+
+	uint32_t             max_uncompressed_block_size    = 2;
+	uint32_t             max_compressed_block_size      = 2;
+	uint32_t             color_transform                = 0;
+	bool                 dcc_clear_key_enable           = false;
+	bool                 overwrite_combiner_disable     = false;
+	IndependentBlockSize independent_block_size         = IndependentBlockSize::Disabled;
+	bool                 data_write_on_dcc_clear_to_reg = false;
 };
 
 struct ColorCmask {
 	uint64_t addr = 0;
 };
 
-struct ColorCmaskSlice {
-	uint32_t slice_minus1 = 0;
-};
-
 struct ColorFmask {
 	uint64_t addr = 0;
 };
 
-struct ColorFmaskSlice {
-	uint32_t slice_minus1 = 0;
-};
-
 struct ColorClearWord0 {
 	uint32_t word0 = 0;
 };
@@ -106,15 +84,8 @@ struct ColorDccAddr {
 	uint64_t addr = 0;
 };
 
-struct ColorSize {
-	uint32_t width  = 0;
-	uint32_t height = 0;
-};
-
 struct RenderTarget {
 	ColorBase       base;
-	ColorPitch      pitch;
-	ColorSlice      slice;
 	ColorView       view;
 	ColorInfo       info;
 	ColorAttrib     attrib;
@@ -122,13 +93,10 @@ struct RenderTarget {
 	ColorAttrib3    attrib3;
 	ColorDccControl dcc;
 	ColorCmask      cmask;
-	ColorCmaskSlice cmask_slice;
 	ColorFmask      fmask;
-	ColorFmaskSlice fmask_slice;
 	ColorClearWord0 clear_word0;
 	ColorClearWord1 clear_word1;
 	ColorDccAddr    dcc_addr;
-	ColorSize       size;
 };
 
 struct DepthZInfo {
@@ -136,7 +104,7 @@ struct DepthZInfo {
 	uint32_t                                    num_samples = 0;
 	Prospero::TextureCompatiblePlaneCompression texture_compatibility =
 	    Prospero::TextureCompatiblePlaneCompression::kDisable;
-	Prospero::ZCompareBase z_compare_base     = Prospero::ZCompareBase::kZMin;
+	Prospero::ZCompareBase z_compare_base     = Prospero::ZCompareBase::kZMax;
 	bool                   htile_acceleration = false;
 	bool                   expclear_enabled   = false;
 	bool                   partially_resident = false;
@@ -171,7 +139,7 @@ struct DepthStencilInfo {
 	Prospero::TextureCompatibleStencil texture_compatibility =
 	    Prospero::TextureCompatibleStencil::kDisable;
 	bool expclear_enabled       = false;
-	bool htile_stencil_disabled = false;
+	bool htile_stencil_disabled = true;
 	bool partially_resident     = false;
 
 	[[nodiscard]] static DepthStencilInfo Decode(uint32_t value) {
@@ -194,16 +162,6 @@ struct DepthStencilInfo {
 	}
 };
 
-struct DepthRenderTargetDepthInfo {
-	uint32_t addr5_swizzle_mask = 0;
-	uint32_t array_mode         = 0;
-	uint32_t pipe_config        = 0;
-	uint32_t bank_width         = 0;
-	uint32_t bank_height        = 0;
-	uint32_t macro_tile_aspect  = 0;
-	uint32_t num_banks          = 0;
-};
-
 struct DepthDepthView {
 	uint32_t slice_start           = 0;
 	uint32_t slice_max             = 0;
@@ -218,36 +176,18 @@ struct DepthDepthSizeXY {
 	bool     valid = false;
 };
 
-struct DepthRenderTargetHTileSurface {
-	uint32_t linear                  = 0;
-	uint32_t full_cache              = 0;
-	uint32_t htile_uses_preload_win  = 0;
-	uint32_t preload                 = 0;
-	uint32_t prefetch_width          = 0;
-	uint32_t prefetch_height         = 0;
-	uint32_t dst_outside_zero_to_one = 0;
-};
-
 struct DepthRenderTarget {
-	DepthZInfo                    z_info;
-	DepthStencilInfo              stencil_info;
-	DepthDepthView                depth_view;
-	DepthDepthSizeXY              size;
-	DepthRenderTargetDepthInfo    depth_info;
-	DepthRenderTargetHTileSurface htile_surface;
+	DepthZInfo       z_info;
+	DepthStencilInfo stencil_info;
+	DepthDepthView   depth_view;
+	DepthDepthSizeXY size;
 
 	uint64_t z_read_base_addr        = 0;
 	uint64_t stencil_read_base_addr  = 0;
 	uint64_t z_write_base_addr       = 0;
 	uint64_t stencil_write_base_addr = 0;
-	uint32_t pitch_div8_minus1       = 0;
-	uint32_t height_div8_minus1      = 0;
-	bool     pitch_height_valid      = false;
-	uint32_t slice_div64_minus1      = 0;
 	uint64_t htile_data_base_addr    = 0;
-	uint32_t width                   = 0;
-	uint32_t height                  = 0;
-	bool     width_height_valid      = false;
+	uint8_t  shading_rate_encoding   = 0;
 };
 
 struct RenderControl {
@@ -256,6 +196,8 @@ struct RenderControl {
 	bool    resummarize_enable       = false;
 	bool    stencil_compress_disable = false;
 	bool    depth_compress_disable   = false;
+	bool    copy_depth_to_color      = false;
+	bool    copy_stencil_to_color    = false;
 	bool    copy_centroid            = false;
 	uint8_t copy_sample              = 0;
 };
@@ -299,16 +241,14 @@ struct ClipControl {
 };
 
 struct DepthControl {
-	bool    stencil_enable                     = false;
-	bool    z_enable                           = false;
-	bool    z_write_enable                     = false;
-	bool    depth_bounds_enable                = false;
-	uint8_t zfunc                              = 0;
-	bool    backface_enable                    = false;
-	uint8_t stencilfunc                        = 0;
-	uint8_t stencilfunc_bf                     = 0;
-	bool    color_writes_on_depth_fail_enable  = false;
-	bool    color_writes_on_depth_pass_disable = false;
+	bool    stencil_enable      = false;
+	bool    z_enable            = false;
+	bool    z_write_enable      = false;
+	bool    depth_bounds_enable = false;
+	uint8_t zfunc               = 0;
+	bool    backface_enable     = false;
+	uint8_t stencilfunc         = 0;
+	uint8_t stencilfunc_bf      = 0;
 };
 
 struct StencilControl {
@@ -468,27 +408,6 @@ struct ScreenViewport {
 	bool     clip_rect_window_offset_enable[4]    = {};
 };
 
-struct VsShaderResource1 {
-	uint8_t vgprs                    = 0;
-	uint8_t sgprs                    = 0;
-	uint8_t priority                 = 0;
-	uint8_t float_mode               = 0;
-	bool    dx10_clamp               = false;
-	bool    ieee_mode                = false;
-	uint8_t vgpr_component_count     = 0;
-	bool    cu_group_enable          = false;
-	bool    require_forward_progress = false;
-	bool    fp16_overflow            = false;
-};
-
-struct VsShaderResource2 {
-	bool    scratch_en        = false;
-	uint8_t user_sgpr         = 0;
-	bool    offchip_lds       = false;
-	bool    streamout_enabled = false;
-	uint8_t shared_vgprs      = 0;
-};
-
 struct HsShaderResource1 {
 	uint8_t vgprs                     = 0;
 	uint8_t priority                  = 0;
@@ -511,7 +430,6 @@ struct HsShaderResource2 {
 
 struct PsShaderResource1 {
 	uint8_t vgprs                    = 0;
-	uint8_t sgprs                    = 0;
 	uint8_t priority                 = 0;
 	uint8_t float_mode               = 0;
 	bool    dx10_clamp               = false;
@@ -535,7 +453,6 @@ struct PsStageRegisters {
 	uint64_t          data_addr = 0;
 	PsShaderResource1 rsrc1;
 	PsShaderResource2 rsrc2;
-	uint64_t          chksum = 0;
 };
 
 struct CsStageRegisters {
@@ -545,12 +462,13 @@ struct CsStageRegisters {
 	uint32_t num_thread_y              = 0;
 	uint32_t num_thread_z              = 0;
 	uint8_t  vgprs                     = 0;
-	uint8_t  sgprs                     = 0;
+	uint8_t  priority                  = 0;
 	uint8_t  float_mode                = 0;
 	bool     dx10_clamp                = false;
+	bool     debug_mode                = false;
 	bool     ieee_mode                 = false;
+	bool     require_forward_progress  = false;
 	bool     fp16_overflow             = false;
-	bool     bulky                     = false;
 	bool     threadgroup_configuration = false;
 	uint8_t  wave_size                 = 64;
 	bool     scratch_en                = false;
@@ -561,6 +479,7 @@ struct CsStageRegisters {
 	bool     tg_size_en                = false;
 	uint8_t  tidig_comp_cnt            = 0;
 	uint16_t lds_size                  = 0;
+	uint8_t  shared_vgprs              = 0;
 };
 
 struct EsStageRegisters {
@@ -568,21 +487,17 @@ struct EsStageRegisters {
 };
 
 struct LsStageRegisters {
-	uint64_t          data_addr = 0;
-	VsShaderResource1 rsrc1;
-	VsShaderResource2 rsrc2;
+	uint64_t data_addr = 0;
 };
 
 struct HsStageRegisters {
 	uint64_t          data_addr = 0;
 	HsShaderResource1 rsrc1;
 	HsShaderResource2 rsrc2;
-	uint64_t          chksum = 0;
 };
 
 struct GsShaderResource1 {
 	uint8_t vgprs                     = 0;
-	uint8_t sgprs                     = 0;
 	uint8_t priority                  = 0;
 	uint8_t float_mode                = 0;
 	bool    dx10_clamp                = false;
@@ -608,7 +523,6 @@ struct GsStageRegisters {
 	uint64_t          data_addr = 0;
 	GsShaderResource1 rsrc1;
 	GsShaderResource2 rsrc2;
-	uint64_t          chksum = 0;
 };
 
 struct ShaderRegisters {
@@ -664,8 +578,7 @@ struct ShaderRegisters {
 enum class UserSgprType { Unknown, Region, Vsharp };
 
 struct UserSgprInfo {
-	// Changed from 16 to 64
-	static constexpr int SGPRS_MAX = 64;
+	static constexpr int SGPRS_MAX = 32;
 
 	uint32_t     value[SGPRS_MAX] = {0};
 	UserSgprType type[SGPRS_MAX]  = {};
@@ -712,12 +625,6 @@ public:
 	void Reset() { *this = Context(); }
 
 	void SetColorBase(uint32_t slot, const ColorBase& base) { m_render_targets[slot].base = base; }
-	void SetColorPitch(uint32_t slot, const ColorPitch& pitch) {
-		m_render_targets[slot].pitch = pitch;
-	}
-	void SetColorSlice(uint32_t slot, const ColorSlice& slice) {
-		m_render_targets[slot].slice = slice;
-	}
 	void SetColorView(uint32_t slot, const ColorView& view) { m_render_targets[slot].view = view; }
 	void SetColorInfo(uint32_t slot, const ColorInfo& info) { m_render_targets[slot].info = info; }
 	void SetColorAttrib(uint32_t slot, const ColorAttrib& attrib) {
@@ -735,15 +642,9 @@ public:
 	void SetColorCmask(uint32_t slot, const ColorCmask& cmask) {
 		m_render_targets[slot].cmask = cmask;
 	}
-	void SetColorCmaskSlice(uint32_t slot, const ColorCmaskSlice& cmask_slice) {
-		m_render_targets[slot].cmask_slice = cmask_slice;
-	}
 	void SetColorFmask(uint32_t slot, const ColorFmask& fmask) {
 		m_render_targets[slot].fmask = fmask;
 	}
-	void SetColorFmaskSlice(uint32_t slot, const ColorFmaskSlice& fmask_slice) {
-		m_render_targets[slot].fmask_slice = fmask_slice;
-	}
 	void SetColorClearWord0(uint32_t slot, const ColorClearWord0& clear_word0) {
 		m_render_targets[slot].clear_word0 = clear_word0;
 	}
@@ -753,7 +654,6 @@ public:
 	void SetColorDccAddr(uint32_t slot, const ColorDccAddr& dcc_addr) {
 		m_render_targets[slot].dcc_addr = dcc_addr;
 	}
-	void SetColorSize(uint32_t slot, const ColorSize& size) { m_render_targets[slot].size = size; }
 	[[nodiscard]] const RenderTarget& GetRenderTarget(uint32_t slot) const {
 		return m_render_targets[slot];
 	}
@@ -1072,21 +972,16 @@ public:
 
 	void SetEsShaderBase(uint64_t addr) { m_vs.es_regs.data_addr = addr; }
 	void SetLsShaderBase(uint64_t addr) { m_vs.ls_regs.data_addr = addr; }
-	void SetLsShaderResource1(const VsShaderResource1& rsrc1) { m_vs.ls_regs.rsrc1 = rsrc1; }
-	void SetLsShaderResource2(const VsShaderResource2& rsrc2) { m_vs.ls_regs.rsrc2 = rsrc2; }
 	void SetHsShaderBase(uint64_t addr) { m_vs.hs_regs.data_addr = addr; }
 	void SetHsShaderResource1(const HsShaderResource1& rsrc1) { m_vs.hs_regs.rsrc1 = rsrc1; }
 	void SetHsShaderResource2(const HsShaderResource2& rsrc2) { m_vs.hs_regs.rsrc2 = rsrc2; }
-	void SetHsShaderChksum(uint32_t value) { m_vs.hs_regs.chksum = value; }
 	void SetGsShaderBase(uint64_t addr) { m_vs.gs_regs.data_addr = addr; }
 	void SetGsShaderResource1(const GsShaderResource1& rsrc1) { m_vs.gs_regs.rsrc1 = rsrc1; }
 	void SetGsShaderResource2(const GsShaderResource2& rsrc2) { m_vs.gs_regs.rsrc2 = rsrc2; }
-	void SetGsShaderChksum(uint32_t value) { m_vs.gs_regs.chksum = value; }
 
 	void SetPsShaderBase(uint64_t addr) { m_ps.ps_regs.data_addr = addr; }
 	void SetPsShaderResource1(const PsShaderResource1& rsrc1) { m_ps.ps_regs.rsrc1 = rsrc1; }
 	void SetPsShaderResource2(const PsShaderResource2& rsrc2) { m_ps.ps_regs.rsrc2 = rsrc2; }
-	void SetPsShaderChksum(uint32_t value) { m_ps.ps_regs.chksum = value; }
 
 	void SetCsShader(const CsStageRegisters& cs_regs) { m_cs.cs_regs = cs_regs; }
 	void SetCsWaveSize(uint8_t wave_size) { m_cs.cs_regs.wave_size = wave_size; }

src/graphics/guest_gpu/pm4.h

@@ -98,6 +98,10 @@ constexpr uint32_t DB_RENDER_CONTROL_DEPTH_CLEAR_ENABLE_SHIFT       = 0;
 constexpr uint32_t DB_RENDER_CONTROL_DEPTH_CLEAR_ENABLE_MASK        = 0x1;
 constexpr uint32_t DB_RENDER_CONTROL_STENCIL_CLEAR_ENABLE_SHIFT     = 1;
 constexpr uint32_t DB_RENDER_CONTROL_STENCIL_CLEAR_ENABLE_MASK      = 0x1;
+constexpr uint32_t DB_RENDER_CONTROL_COPY_DEPTH_TO_COLOR_SHIFT      = 2;
+constexpr uint32_t DB_RENDER_CONTROL_COPY_DEPTH_TO_COLOR_MASK       = 0x1;
+constexpr uint32_t DB_RENDER_CONTROL_COPY_STENCIL_TO_COLOR_SHIFT    = 3;
+constexpr uint32_t DB_RENDER_CONTROL_COPY_STENCIL_TO_COLOR_MASK     = 0x1;
 constexpr uint32_t DB_RENDER_CONTROL_RESUMMARIZE_ENABLE_SHIFT       = 4;
 constexpr uint32_t DB_RENDER_CONTROL_RESUMMARIZE_ENABLE_MASK        = 0x1;
 constexpr uint32_t DB_RENDER_CONTROL_STENCIL_COMPRESS_DISABLE_SHIFT = 5;
@@ -163,22 +167,6 @@ constexpr uint32_t PA_SC_SCREEN_SCISSOR_BR_BR_Y_MASK  = 0xFFFF;
 
 constexpr uint32_t DB_DFSM_CONTROL = 0xE;
 
-constexpr uint32_t DB_DEPTH_INFO                          = 0xF;
-constexpr uint32_t DB_DEPTH_INFO_ADDR5_SWIZZLE_MASK_SHIFT = 0;
-constexpr uint32_t DB_DEPTH_INFO_ADDR5_SWIZZLE_MASK_MASK  = 0xF;
-constexpr uint32_t DB_DEPTH_INFO_ARRAY_MODE_SHIFT         = 4;
-constexpr uint32_t DB_DEPTH_INFO_ARRAY_MODE_MASK          = 0xF;
-constexpr uint32_t DB_DEPTH_INFO_PIPE_CONFIG_SHIFT        = 8;
-constexpr uint32_t DB_DEPTH_INFO_PIPE_CONFIG_MASK         = 0x1F;
-constexpr uint32_t DB_DEPTH_INFO_BANK_WIDTH_SHIFT         = 13;
-constexpr uint32_t DB_DEPTH_INFO_BANK_WIDTH_MASK          = 0x3;
-constexpr uint32_t DB_DEPTH_INFO_BANK_HEIGHT_SHIFT        = 15;
-constexpr uint32_t DB_DEPTH_INFO_BANK_HEIGHT_MASK         = 0x3;
-constexpr uint32_t DB_DEPTH_INFO_MACRO_TILE_ASPECT_SHIFT  = 17;
-constexpr uint32_t DB_DEPTH_INFO_MACRO_TILE_ASPECT_MASK   = 0x3;
-constexpr uint32_t DB_DEPTH_INFO_NUM_BANKS_SHIFT          = 19;
-constexpr uint32_t DB_DEPTH_INFO_NUM_BANKS_MASK           = 0x3;
-
 constexpr uint32_t DB_Z_INFO                               = 0x10;
 constexpr uint32_t DB_Z_INFO_FORMAT_SHIFT                  = 0;
 constexpr uint32_t DB_Z_INFO_FORMAT_MASK                   = 0x3;
@@ -222,16 +210,6 @@ constexpr uint32_t DB_STENCIL_READ_BASE  = 0x13;
 constexpr uint32_t DB_Z_WRITE_BASE       = 0x14;
 constexpr uint32_t DB_STENCIL_WRITE_BASE = 0x15;
 
-constexpr uint32_t DB_DEPTH_SIZE                       = 0x16;
-constexpr uint32_t DB_DEPTH_SIZE_PITCH_TILE_MAX_SHIFT  = 0;
-constexpr uint32_t DB_DEPTH_SIZE_PITCH_TILE_MAX_MASK   = 0x7FF;
-constexpr uint32_t DB_DEPTH_SIZE_HEIGHT_TILE_MAX_SHIFT = 11;
-constexpr uint32_t DB_DEPTH_SIZE_HEIGHT_TILE_MAX_MASK  = 0x7FF;
-
-constexpr uint32_t DB_DEPTH_SLICE                      = 0x17;
-constexpr uint32_t DB_DEPTH_SLICE_SLICE_TILE_MAX_SHIFT = 0;
-constexpr uint32_t DB_DEPTH_SLICE_SLICE_TILE_MAX_MASK  = 0x3FFFFF;
-
 constexpr uint32_t DB_Z_READ_BASE_HI                  = 0x1A;
 constexpr uint32_t DB_STENCIL_READ_BASE_HI            = 0x1B;
 constexpr uint32_t DB_Z_WRITE_BASE_HI                 = 0x1C;
@@ -424,11 +402,6 @@ constexpr uint32_t DB_DEPTH_CONTROL_STENCILFUNC_SHIFT                        = 8
 constexpr uint32_t DB_DEPTH_CONTROL_STENCILFUNC_MASK                         = 0x7;
 constexpr uint32_t DB_DEPTH_CONTROL_STENCILFUNC_BF_SHIFT                     = 20;
 constexpr uint32_t DB_DEPTH_CONTROL_STENCILFUNC_BF_MASK                      = 0x7;
-constexpr uint32_t DB_DEPTH_CONTROL_ENABLE_COLOR_WRITES_ON_DEPTH_FAIL_SHIFT  = 30;
-constexpr uint32_t DB_DEPTH_CONTROL_ENABLE_COLOR_WRITES_ON_DEPTH_FAIL_MASK   = 0x1;
-constexpr uint32_t DB_DEPTH_CONTROL_DISABLE_COLOR_WRITES_ON_DEPTH_PASS_SHIFT = 31;
-constexpr uint32_t DB_DEPTH_CONTROL_DISABLE_COLOR_WRITES_ON_DEPTH_PASS_MASK  = 0x1;
-
 constexpr uint32_t DB_EQAA                                  = 0x201;
 constexpr uint32_t DB_EQAA_MAX_ANCHOR_SAMPLES_SHIFT         = 0;
 constexpr uint32_t DB_EQAA_MAX_ANCHOR_SAMPLES_MASK          = 0x7;
@@ -560,21 +533,9 @@ constexpr uint32_t VGT_DRAW_PAYLOAD_CNTL  = 0x2A6;
 constexpr uint32_t VGT_ESGS_RING_ITEMSIZE = 0x2AB;
 constexpr uint32_t VGT_REUSE_OFF          = 0x2AD;
 
-constexpr uint32_t DB_HTILE_SURFACE                               = 0x2AF;
-constexpr uint32_t DB_HTILE_SURFACE_LINEAR_SHIFT                  = 0;
-constexpr uint32_t DB_HTILE_SURFACE_LINEAR_MASK                   = 0x1;
-constexpr uint32_t DB_HTILE_SURFACE_FULL_CACHE_SHIFT              = 1;
-constexpr uint32_t DB_HTILE_SURFACE_FULL_CACHE_MASK               = 0x1;
-constexpr uint32_t DB_HTILE_SURFACE_HTILE_USES_PRELOAD_WIN_SHIFT  = 2;
-constexpr uint32_t DB_HTILE_SURFACE_HTILE_USES_PRELOAD_WIN_MASK   = 0x1;
-constexpr uint32_t DB_HTILE_SURFACE_PRELOAD_SHIFT                 = 3;
-constexpr uint32_t DB_HTILE_SURFACE_PRELOAD_MASK                  = 0x1;
-constexpr uint32_t DB_HTILE_SURFACE_PREFETCH_WIDTH_SHIFT          = 4;
-constexpr uint32_t DB_HTILE_SURFACE_PREFETCH_WIDTH_MASK           = 0x3F;
-constexpr uint32_t DB_HTILE_SURFACE_PREFETCH_HEIGHT_SHIFT         = 10;
-constexpr uint32_t DB_HTILE_SURFACE_PREFETCH_HEIGHT_MASK          = 0x3F;
-constexpr uint32_t DB_HTILE_SURFACE_DST_OUTSIDE_ZERO_TO_ONE_SHIFT = 16;
-constexpr uint32_t DB_HTILE_SURFACE_DST_OUTSIDE_ZERO_TO_ONE_MASK  = 0x1;
+constexpr uint32_t DB_SHADING_RATE_ENCODING                             = 0x2AF;
+constexpr uint32_t DB_SHADING_RATE_ENCODING_SHADING_RATE_ENCODING_SHIFT = 19;
+constexpr uint32_t DB_SHADING_RATE_ENCODING_SHADING_RATE_ENCODING_MASK  = 0x3;
 
 constexpr uint32_t DB_SRESULTS_COMPARE_STATE0                          = 0x2B0;
 constexpr uint32_t DB_SRESULTS_COMPARE_STATE1                          = 0x2B1;
@@ -621,7 +582,6 @@ constexpr uint32_t PA_SC_SHADER_CONTROL                  = 0x310;
 constexpr uint32_t PA_SC_BINNER_CNTL_0                   = 0x311;
 constexpr uint32_t PA_SC_BINNER_CNTL_1                   = 0x312;
 constexpr uint32_t PA_SC_CONSERVATIVE_RASTERIZATION_CNTL = 0x313;
-constexpr uint32_t PA_SC_NGG_MODE_CNTL                   = 0x314;
 constexpr uint32_t CB_COLOR0_BASE                        = 0x318;
 
 constexpr uint32_t CB_COLOR0_VIEW                   = 0x31B;
@@ -649,24 +609,13 @@ constexpr uint32_t CB_COLOR0_INFO_BLEND_BYPASS_SHIFT              = 16;
 constexpr uint32_t CB_COLOR0_INFO_BLEND_BYPASS_MASK               = 0x1;
 constexpr uint32_t CB_COLOR0_INFO_ROUND_MODE_SHIFT                = 18;
 constexpr uint32_t CB_COLOR0_INFO_ROUND_MODE_MASK                 = 0x1;
-constexpr uint32_t CB_COLOR0_INFO_CMASK_IS_LINEAR_SHIFT           = 19;
-constexpr uint32_t CB_COLOR0_INFO_CMASK_IS_LINEAR_MASK            = 0x1;
 constexpr uint32_t CB_COLOR0_INFO_FMASK_COMPRESSION_DISABLE_SHIFT = 26;
 constexpr uint32_t CB_COLOR0_INFO_FMASK_COMPRESSION_DISABLE_MASK  = 0x1;
 constexpr uint32_t CB_COLOR0_INFO_FMASK_COMPRESS_1FRAG_ONLY_SHIFT = 27;
 constexpr uint32_t CB_COLOR0_INFO_FMASK_COMPRESS_1FRAG_ONLY_MASK  = 0x1;
 constexpr uint32_t CB_COLOR0_INFO_DCC_ENABLE_SHIFT                = 28;
 constexpr uint32_t CB_COLOR0_INFO_DCC_ENABLE_MASK                 = 0x1;
-constexpr uint32_t CB_COLOR0_INFO_CMASK_ADDR_TYPE_SHIFT           = 29;
-constexpr uint32_t CB_COLOR0_INFO_CMASK_ADDR_TYPE_MASK            = 0x3;
-constexpr uint32_t CB_COLOR0_INFO_ALT_TILE_MODE_SHIFT             = 31;
-constexpr uint32_t CB_COLOR0_INFO_ALT_TILE_MODE_MASK              = 0x1;
-
 constexpr uint32_t CB_COLOR0_ATTRIB                             = 0x31D;
-constexpr uint32_t CB_COLOR0_ATTRIB_TILE_MODE_INDEX_SHIFT       = 0;
-constexpr uint32_t CB_COLOR0_ATTRIB_TILE_MODE_INDEX_MASK        = 0x1F;
-constexpr uint32_t CB_COLOR0_ATTRIB_FMASK_TILE_MODE_INDEX_SHIFT = 5;
-constexpr uint32_t CB_COLOR0_ATTRIB_FMASK_TILE_MODE_INDEX_MASK  = 0x1F;
 constexpr uint32_t CB_COLOR0_ATTRIB_NUM_SAMPLES_SHIFT           = 12;
 constexpr uint32_t CB_COLOR0_ATTRIB_NUM_SAMPLES_MASK            = 0x7;
 constexpr uint32_t CB_COLOR0_ATTRIB_NUM_FRAGMENTS_SHIFT         = 15;
@@ -681,8 +630,6 @@ constexpr uint32_t CB_COLOR0_DCC_CONTROL_KEY_CLEAR_ENABLE_SHIFT
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_KEY_CLEAR_ENABLE_MASK                  = 0x1;
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_MAX_UNCOMPRESSED_BLOCK_SIZE_SHIFT      = 2;
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_MAX_UNCOMPRESSED_BLOCK_SIZE_MASK       = 0x3;
-constexpr uint32_t CB_COLOR0_DCC_CONTROL_MIN_COMPRESSED_BLOCK_SIZE_SHIFT        = 4;
-constexpr uint32_t CB_COLOR0_DCC_CONTROL_MIN_COMPRESSED_BLOCK_SIZE_MASK         = 0x1;
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_MAX_COMPRESSED_BLOCK_SIZE_SHIFT        = 5;
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_MAX_COMPRESSED_BLOCK_SIZE_MASK         = 0x3;
 constexpr uint32_t CB_COLOR0_DCC_CONTROL_COLOR_TRANSFORM_SHIFT                  = 7;
@@ -739,31 +686,25 @@ constexpr uint32_t CB_COLOR0_ATTRIB3_CMASK_PIPE_ALIGNED_SHIFT = 26;
 constexpr uint32_t CB_COLOR0_ATTRIB3_CMASK_PIPE_ALIGNED_MASK  = 0x1;
 constexpr uint32_t CB_COLOR0_ATTRIB3_DCC_PIPE_ALIGNED_SHIFT   = 30;
 constexpr uint32_t CB_COLOR0_ATTRIB3_DCC_PIPE_ALIGNED_MASK    = 0x1;
+constexpr uint32_t CB_COLOR0_ATTRIB3_WRITE_VRS_RATE_HINT_TO_CMASK_SHIFT = 31;
+constexpr uint32_t CB_COLOR0_ATTRIB3_WRITE_VRS_RATE_HINT_TO_CMASK_MASK  = 0x1;
 
 constexpr uint32_t CB_COLOR7_ATTRIB3 = 0x3BF;
 
-/* Fake codes. Don't exist on real HW */
-
-constexpr uint32_t CX_NOP = 0x800003FF;
+constexpr uint32_t CX_NOP = 0xDB;
 
 constexpr uint32_t CX_NUM = 0x3FF + 1;
 
 /* Shader registers */
 
-constexpr uint32_t SPI_SHADER_TBA_LO_PS     = 0x0;
-constexpr uint32_t SPI_SHADER_PGM_RSRC4_PS  = 0x1;
-constexpr uint32_t SPI_SHADER_TMA_LO_PS     = 0x2;
-constexpr uint32_t SPI_SHADER_TMA_HI_PS     = 0x3;
-constexpr uint32_t SPI_SHADER_PGM_CHKSUM_PS = 0x6;
-constexpr uint32_t SPI_SHADER_PGM_RSRC3_PS  = 0x7;
-constexpr uint32_t SPI_SHADER_PGM_LO_PS     = 0x8;
-constexpr uint32_t SPI_SHADER_PGM_HI_PS     = 0x9;
+constexpr uint32_t SPI_SHADER_PACE_ID_PS            = 0x6;
+constexpr uint32_t SPI_GRAPHICS_SHADER_CONTROL_PS    = 0x7;
+constexpr uint32_t SPI_SHADER_PGM_LO_PS              = 0x8;
+constexpr uint32_t SPI_SHADER_PGM_HI_PS              = 0x9;
 
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS                        = 0xA;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_VGPRS_SHIFT            = 0;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_VGPRS_MASK             = 0x3F;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_SGPRS_SHIFT            = 6;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_SGPRS_MASK             = 0xF;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_PRIORITY_SHIFT         = 10;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_PRIORITY_MASK          = 0x3;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_PS_FLOAT_MODE_SHIFT       = 12;
@@ -800,14 +741,11 @@ constexpr uint32_t SPI_SHADER_PGM_RSRC2_PS_SHARED_VGPR_CNT_MASK         = 0xF;
 constexpr uint32_t SPI_SHADER_USER_DATA_PS_0  = 0xC;
 constexpr uint32_t SPI_SHADER_USER_DATA_PS_15 = 0x1B;
 constexpr uint32_t SPI_SHADER_USER_DATA_PS_31 = 0x2B;
-constexpr uint32_t SPI_SHADER_REQ_CTRL_PS     = 0x30;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_PS_0 = 0x32;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_PS_3 = 0x35;
 
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_VGPRS_SHIFT           = 0;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_VGPRS_MASK            = 0x3F;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_SGPRS_SHIFT           = 6;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_SGPRS_MASK            = 0xF;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_PRIORITY_SHIFT        = 10;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_PRIORITY_MASK         = 0x3;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_VS_FLOAT_MODE_SHIFT      = 12;
@@ -838,19 +776,20 @@ constexpr uint32_t SPI_SHADER_PGM_RSRC2_VS_USER_SGPR_MSB_MASK    = 0x1;
 constexpr uint32_t SPI_SHADER_PGM_RSRC2_VS_SHARED_VGPR_CNT_SHIFT = 28;
 constexpr uint32_t SPI_SHADER_PGM_RSRC2_VS_SHARED_VGPR_CNT_MASK  = 0xF;
 
-constexpr uint32_t SPI_SHADER_PGM_CHKSUM_GS        = 0x80;
+constexpr uint32_t SPI_SHADER_PACE_ID_GS           = 0x80;
+// AGC compiler records use this numeric tag as opaque metadata. It is not a shader checksum
+// register and intentionally has no checksum-state consumer in HardwareContext.
+constexpr uint32_t SPI_SHADER_PGM_CHKSUM_GS        = SPI_SHADER_PACE_ID_GS;
 constexpr uint32_t SPI_SHADER_PGM_RSRC4_GS         = 0x81;
 constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_LO_GS = 0x82;
 constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_HI_GS = 0x83;
-constexpr uint32_t SPI_SHADER_PGM_RSRC3_GS         = 0x87;
+constexpr uint32_t SPI_GRAPHICS_SHADER_CONTROL_GS  = 0x87;
 constexpr uint32_t SPI_SHADER_PGM_LO_GS            = 0x88;
 constexpr uint32_t SPI_SHADER_PGM_HI_GS            = 0x89;
 
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS                        = 0x8A;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_VGPRS_SHIFT            = 0;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_VGPRS_MASK             = 0x3F;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_SGPRS_SHIFT            = 6;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_SGPRS_MASK             = 0xF;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_PRIORITY_SHIFT         = 10;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_PRIORITY_MASK          = 0x3;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_GS_FLOAT_MODE_SHIFT       = 12;
@@ -891,22 +830,16 @@ constexpr uint32_t SPI_SHADER_PGM_RSRC2_GS_SHARED_VGPR_CNT_MASK   = 0xF;
 constexpr uint32_t SPI_SHADER_USER_DATA_GS_0                      = 0x8C;
 constexpr uint32_t SPI_SHADER_USER_DATA_GS_15                     = 0x9B;
 constexpr uint32_t SPI_SHADER_USER_DATA_GS_31                     = 0xAB;
-constexpr uint32_t SPI_SHADER_REQ_CTRL_ESGS                       = 0xB0;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_ESGS_0                   = 0xB2;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_ESGS_3                   = 0xB5;
-constexpr uint32_t SPI_SHADER_PGM_RSRC2_ES_GS                     = 0xBC;
 constexpr uint32_t SPI_SHADER_PGM_LO_ES                           = 0xC8;
 constexpr uint32_t SPI_SHADER_PGM_HI_ES                           = 0xC9;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_ES                        = 0xCA;
-constexpr uint32_t SPI_SHADER_PGM_RSRC2_ES                        = 0xCB;
-constexpr uint32_t SPI_SHADER_USER_DATA_ES_0                      = 0xCC;
-constexpr uint32_t SPI_SHADER_USER_DATA_ES_15                     = 0xDB;
-constexpr uint32_t SPI_SHADER_USER_DATA_ES_31                     = 0xEB;
+// Private AGC registers used by shader binaries submitted through SET_SH_REG_INDIRECT.
 constexpr uint32_t SPI_SHADER_PGM_CHKSUM_HS                       = 0x100;
 constexpr uint32_t SPI_SHADER_PGM_RSRC4_HS                        = 0x101;
 constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_LO_HS                = 0x102;
 constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_HI_HS                = 0x103;
-constexpr uint32_t SPI_SHADER_PGM_RSRC3_HS                        = 0x107;
+constexpr uint32_t SPI_GRAPHICS_SHADER_CONTROL_HS                 = 0x107;
 constexpr uint32_t SPI_SHADER_PGM_LO_HS                           = 0x108;
 constexpr uint32_t SPI_SHADER_PGM_HI_HS                           = 0x109;
 constexpr uint32_t SPI_SHADER_PGM_RSRC1_HS                        = 0x10A;
@@ -944,13 +877,10 @@ constexpr uint32_t SPI_SHADER_PGM_RSRC2_HS_SHARED_VGPR_CNT_MASK   = 0xF;
 constexpr uint32_t SPI_SHADER_USER_DATA_HS_0                      = 0x10C;
 constexpr uint32_t SPI_SHADER_USER_DATA_HS_15                     = 0x11B;
 constexpr uint32_t SPI_SHADER_USER_DATA_HS_31                     = 0x12B;
-constexpr uint32_t SPI_SHADER_REQ_CTRL_LSHS                       = 0x130;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_LSHS_0                   = 0x132;
 constexpr uint32_t SPI_SHADER_USER_ACCUM_LSHS_3                   = 0x135;
 constexpr uint32_t SPI_SHADER_PGM_LO_LS                           = 0x148;
 constexpr uint32_t SPI_SHADER_PGM_HI_LS                           = 0x149;
-constexpr uint32_t SPI_SHADER_PGM_RSRC1_LS                        = 0x14A;
-constexpr uint32_t SPI_SHADER_PGM_RSRC2_LS                        = 0x14B;
 constexpr uint32_t COMPUTE_START_X                                = 0x204;
 constexpr uint32_t COMPUTE_START_Y                                = 0x205;
 constexpr uint32_t COMPUTE_START_Z                                = 0x206;
@@ -959,28 +889,26 @@ constexpr uint32_t COMPUTE_NUM_THREAD_Y                           = 0x208;
 constexpr uint32_t COMPUTE_NUM_THREAD_Z                           = 0x209;
 constexpr uint32_t COMPUTE_PGM_LO                                 = 0x20C;
 constexpr uint32_t COMPUTE_PGM_HI                                 = 0x20D;
-constexpr uint32_t COMPUTE_TBA_LO                                 = 0x20E;
-constexpr uint32_t COMPUTE_TBA_HI                                 = 0x20F;
-constexpr uint32_t COMPUTE_TMA_LO                                 = 0x210;
-constexpr uint32_t COMPUTE_TMA_HI                                 = 0x211;
 
 constexpr uint32_t COMPUTE_PGM_RSRC1                  = 0x212;
 constexpr uint32_t COMPUTE_PGM_RSRC1_VGPRS_SHIFT      = 0;
 constexpr uint32_t COMPUTE_PGM_RSRC1_VGPRS_MASK       = 0x3F;
-constexpr uint32_t COMPUTE_PGM_RSRC1_SGPRS_SHIFT      = 6;
-constexpr uint32_t COMPUTE_PGM_RSRC1_SGPRS_MASK       = 0xF;
+constexpr uint32_t COMPUTE_PGM_RSRC1_PRIORITY_SHIFT   = 10;
+constexpr uint32_t COMPUTE_PGM_RSRC1_PRIORITY_MASK    = 0x3;
 constexpr uint32_t COMPUTE_PGM_RSRC1_FLOAT_MODE_SHIFT = 12;
 constexpr uint32_t COMPUTE_PGM_RSRC1_FLOAT_MODE_MASK  = 0xFF;
 constexpr uint32_t COMPUTE_PGM_RSRC1_DX10_CLAMP_SHIFT = 21;
 constexpr uint32_t COMPUTE_PGM_RSRC1_DX10_CLAMP_MASK  = 0x1;
+constexpr uint32_t COMPUTE_PGM_RSRC1_DEBUG_MODE_SHIFT = 22;
+constexpr uint32_t COMPUTE_PGM_RSRC1_DEBUG_MODE_MASK  = 0x1;
 constexpr uint32_t COMPUTE_PGM_RSRC1_IEEE_MODE_SHIFT  = 23;
 constexpr uint32_t COMPUTE_PGM_RSRC1_IEEE_MODE_MASK   = 0x1;
-constexpr uint32_t COMPUTE_PGM_RSRC1_BULKY_SHIFT      = 24;
-constexpr uint32_t COMPUTE_PGM_RSRC1_BULKY_MASK       = 0x1;
 constexpr uint32_t COMPUTE_PGM_RSRC1_FP16_OVFL_SHIFT  = 26;
 constexpr uint32_t COMPUTE_PGM_RSRC1_FP16_OVFL_MASK   = 0x1;
 constexpr uint32_t COMPUTE_PGM_RSRC1_WGP_MODE_SHIFT   = 29;
 constexpr uint32_t COMPUTE_PGM_RSRC1_WGP_MODE_MASK    = 0x1;
+constexpr uint32_t COMPUTE_PGM_RSRC1_FWD_PROGRESS_SHIFT = 31;
+constexpr uint32_t COMPUTE_PGM_RSRC1_FWD_PROGRESS_MASK  = 0x1;
 
 constexpr uint32_t COMPUTE_DISPATCH_INITIATOR_CS_W32_EN_SHIFT = 15;
 constexpr uint32_t COMPUTE_DISPATCH_INITIATOR_CS_W32_EN_MASK  = 0x1;
@@ -1011,21 +939,16 @@ constexpr uint32_t COMPUTE_PGM_RSRC2_LDS_SIZE_SHIFT       = 15;
 constexpr uint32_t COMPUTE_PGM_RSRC2_LDS_SIZE_MASK        = 0x1FF;
 
 constexpr uint32_t COMPUTE_RESOURCE_LIMITS    = 0x215;
-constexpr uint32_t COMPUTE_DESTINATION_EN_SE0 = 0x216;
-constexpr uint32_t COMPUTE_DESTINATION_EN_SE1 = 0x217;
 constexpr uint32_t COMPUTE_TMPRING_SIZE       = 0x218;
-constexpr uint32_t COMPUTE_DESTINATION_EN_SE2 = 0x219;
-constexpr uint32_t COMPUTE_DESTINATION_EN_SE3 = 0x21A;
 constexpr uint32_t COMPUTE_USER_ACCUM_0       = 0x224;
 constexpr uint32_t COMPUTE_PGM_RSRC3          = 0x228;
-constexpr uint32_t COMPUTE_SHADER_CHKSUM      = 0x22A;
+constexpr uint32_t COMPUTE_PGM_RSRC3_SHARED_VGPRS_SHIFT = 0;
+constexpr uint32_t COMPUTE_PGM_RSRC3_SHARED_VGPRS_MASK  = 0xF;
+constexpr uint32_t COMPUTE_PACE_ID             = 0x22A;
 constexpr uint32_t COMPUTE_USER_DATA_0        = 0x240;
 constexpr uint32_t COMPUTE_USER_DATA_15       = 0x24F;
-constexpr uint32_t COMPUTE_DISPATCH_TUNNEL    = 0x27D;
 
-/* Fake codes. Don't exist on real HW */
-
-constexpr uint32_t SH_NOP = 0x800002FF;
+constexpr uint32_t SH_NOP = 0x280;
 
 constexpr uint32_t SH_NUM = 0x2FF + 1;
 
@@ -1042,6 +965,7 @@ constexpr uint32_t GE_INDX_OFFSET            = 0x24A;
 constexpr uint32_t GE_MULTI_PRIM_IB_RESET_EN = 0x24B;
 constexpr uint32_t VGT_HS_OFFCHIP_PARAM      = 0x24F;
 constexpr uint32_t VGT_TF_MEMORY_BASE        = 0x250;
+constexpr uint32_t IA_MULTI_VGT_PARAM        = 0x258;
 
 constexpr uint32_t GE_CNTL                     = 0x25B;
 constexpr uint32_t GE_CNTL_PRIM_GRP_SIZE_SHIFT = 0;
@@ -1053,7 +977,7 @@ constexpr uint32_t GE_USER_VGPR1  = 0x25C;
 constexpr uint32_t GE_USER_VGPR2  = 0x25D;
 constexpr uint32_t GE_USER_VGPR3  = 0x25E;
 constexpr uint32_t GE_STEREO_CNTL = 0x25F;
-constexpr uint32_t GE_PC_ALLOC    = 0x260;
+constexpr uint32_t UC_PARAMETER_OVERSUBSCRIPTION = 0x260;
 
 constexpr uint32_t GE_USER_VGPR_EN                     = 0x262;
 constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR1_SHIFT = 0;
@@ -1063,28 +987,15 @@ constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR2_MASK  = 0x1;
 constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_SHIFT = 2;
 constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_MASK  = 0x1;
 
-constexpr uint32_t IA_MULTI_VGT_PARAM       = 0x258;
 constexpr uint32_t TA_CS_BC_BASE_ADDR       = 0x380;
 constexpr uint32_t TA_CS_BC_BASE_ADDR_HI    = 0x381;
-constexpr uint32_t TEXTURE_GRADIENT_FACTORS = 0x382;
+constexpr uint32_t TEXTURE_GRADIENT_FACTORS = 0x383;
+constexpr uint32_t TEXTURE_GRADIENT_CONTROL = 0x384;
 constexpr uint32_t GDS_OA_CNTL              = 0x41D;
 constexpr uint32_t GDS_OA_COUNTER           = 0x41E;
 constexpr uint32_t GDS_OA_ADDRESS           = 0x41F;
 
-/* Fake codes. Don't exist on real HW */
-
-constexpr uint32_t FSR_EXTEND_SUBPIXEL_ROUNDING = 0x80003FF4;
-constexpr uint32_t FSR_ALPHA_VALUE0             = 0x80003FF5;
-constexpr uint32_t FSR_ALPHA_VALUE1             = 0x80003FF6;
-constexpr uint32_t FSR_CONTROL_POINT0           = 0x80003FF7;
-constexpr uint32_t FSR_CONTROL_POINT1           = 0x80003FF8;
-constexpr uint32_t FSR_CONTROL_POINT2           = 0x80003FF9;
-constexpr uint32_t FSR_CONTROL_POINT3           = 0x80003FFA;
-constexpr uint32_t FSR_WINDOW0                  = 0x80003FFB;
-constexpr uint32_t FSR_WINDOW1                  = 0x80003FFC;
-constexpr uint32_t TEXTURE_GRADIENT_CONTROL     = 0x80003FFD;
-constexpr uint32_t MEMORY_MAPPING_MASK          = 0x80003FFE;
-constexpr uint32_t UC_NOP                       = 0x80003FFF;
+constexpr uint32_t UC_NOP = 0xA2;
 
 constexpr uint32_t UC_NUM = 0x3FFF + 1;
 

src/graphics/host_gpu/memoryTracker.cpp

@@ -18,8 +18,8 @@ MemoryTracker::~MemoryTracker() = default;
 #if KYTY_BUILD == KYTY_BUILD_DEBUG
 void MemoryTracker::ValidateGpuDirtyPages(const RangeSet& dirty, uint64_t vaddr, uint64_t size,
                                           const char* operation) const noexcept {
-	if (vaddr == 0 || size == 0 || size > UINT64_MAX - vaddr ||
-	    (vaddr & (TRACKER_PAGE_SIZE - 1)) != 0 || (size & (TRACKER_PAGE_SIZE - 1)) != 0) {
+	if (!GuestRange {vaddr, size}.Valid() || (vaddr & (TRACKER_PAGE_SIZE - 1)) != 0 ||
+	    (size & (TRACKER_PAGE_SIZE - 1)) != 0) {
 		EXIT("MemoryTracker: invalid dirty-page validation range\n");
 	}
 	for (auto page = vaddr; page < vaddr + size; page += TRACKER_PAGE_SIZE) {
@@ -37,9 +37,6 @@ void MemoryTracker::ValidateGpuDirtyPages(const RangeSet& dirty, uint64_t vaddr,
 void MemoryTracker::ValidateGpuDirtyOwnership(const RangeSet& dirty, uint64_t vaddr, uint64_t size,
                                               const char* operation) {
 	ValidateRange(vaddr, size);
-	if (vaddr + size > UINT64_MAX - (TRACKER_PAGE_SIZE - 1)) {
-		EXIT("MemoryTracker: dirty ownership range alignment overflow\n");
-	}
 	const auto begin = vaddr & ~(TRACKER_PAGE_SIZE - 1);
 	const auto end   = (vaddr + size + TRACKER_PAGE_SIZE - 1) & ~(TRACKER_PAGE_SIZE - 1);
 	for (auto page = begin; page < end; page += TRACKER_PAGE_SIZE) {
@@ -56,8 +53,7 @@ void MemoryTracker::ValidateGpuDirtyOwnership(const RangeSet& dirty, uint64_t va
 #endif
 
 void MemoryTracker::ValidateRange(uint64_t vaddr, uint64_t size) {
-	if (vaddr == 0 || size == 0 || vaddr >= TRACKER_ADDRESS_SIZE ||
-	    size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		EXIT("invalid memory tracker range\n");
 	}
 }

src/graphics/host_gpu/pageManager.cpp

@@ -110,7 +110,7 @@ private:
 };
 
 void ValidateRange(uint64_t vaddr, uint64_t size) {
-	if (vaddr == 0 || size == 0 || vaddr >= ADDRESS_SIZE || size > ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		Fatal("invalid range vaddr=0x%016" PRIx64 ", size=0x%016" PRIx64, vaddr, size);
 	}
 }

src/graphics/host_gpu/regionDefinitions.h

@@ -4,6 +4,8 @@
 #include "common/bitArray.h"
 #include "common/common.h"
 
+#include <compare>
+
 namespace Libs::Graphics {
 
 constexpr uint64_t TRACKER_PAGE_SIZE    = 4ull * 1024ull;
@@ -11,6 +13,20 @@ constexpr uint64_t TRACKER_REGION_SIZE  = 4ull * 1024ull * 1024ull;
 constexpr uint64_t TRACKER_ADDRESS_SIZE = 1ull << 40u;
 constexpr size_t   TRACKER_REGION_PAGES = TRACKER_REGION_SIZE / TRACKER_PAGE_SIZE;
 
+struct GuestRange {
+	uint64_t address = 0;
+	uint64_t size    = 0;
+
+	[[nodiscard]] constexpr bool Empty() const noexcept { return address == 0 && size == 0; }
+	[[nodiscard]] constexpr bool Valid() const noexcept {
+		return address != 0 && size != 0 && address < TRACKER_ADDRESS_SIZE &&
+		       size <= TRACKER_ADDRESS_SIZE - address;
+	}
+	[[nodiscard]] constexpr bool     ValidOrEmpty() const noexcept { return Empty() || Valid(); }
+	[[nodiscard]] constexpr uint64_t End() const noexcept { return address + size; }
+	auto                             operator<=>(const GuestRange&) const = default;
+};
+
 enum class DirtySource { Cpu, Gpu };
 using RegionBits = Common::BitArray<TRACKER_REGION_PAGES>;
 static_assert(sizeof(RegionBits) == TRACKER_REGION_PAGES / 8);

src/graphics/host_gpu/renderer/cache/bufferCache.cpp

@@ -241,8 +241,7 @@ BufferCache::~BufferCache() {
 }
 
 void BufferCache::InvalidateMemory(uint64_t vaddr, uint64_t size) {
-	if (vaddr == 0 || size == 0 || vaddr >= TRACKER_ADDRESS_SIZE ||
-	    size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		EXIT("BufferCache: invalid memory-invalidation range\n");
 	}
 	m_memory_tracker.InvalidateRegion(vaddr, size,
@@ -314,7 +313,7 @@ BufferId BufferCache::FindBuffer(uint64_t vaddr, uint64_t size) {
 	if (vaddr == 0) {
 		return NULL_BUFFER_ID;
 	}
-	if (size == 0 || vaddr >= TRACKER_ADDRESS_SIZE || size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		EXIT("BufferCache: invalid buffer discovery request\n");
 	}
 	const auto* owner = m_page_table.Find(vaddr >> PageTable::kPageBits);
@@ -443,8 +442,7 @@ std::pair<Buffer*, uint64_t> BufferCache::ObtainBuffer(uint64_t vaddr, uint64_t
                                                        bool is_written, bool is_texel_buffer,
                                                        BufferId id) {
 	auto& command = m_scheduler.Current();
-	if (command.IsInvalid() || vaddr == 0 || size == 0 ||
-	    vaddr >= TRACKER_ADDRESS_SIZE || size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (command.IsInvalid() || !GuestRange {vaddr, size}.Valid()) {
 		EXIT("BufferCache: buffer request requires a recording command buffer\n");
 	}
 
@@ -474,8 +472,7 @@ std::pair<Buffer*, uint64_t> BufferCache::ObtainBuffer(uint64_t vaddr, uint64_t
 }
 
 std::pair<Buffer*, uint64_t> BufferCache::ObtainBufferForImage(uint64_t vaddr, uint64_t size) {
-	if (vaddr == 0 || size == 0 || vaddr >= TRACKER_ADDRESS_SIZE ||
-	    size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		EXIT("BufferCache: invalid image source\n");
 	}
 	auto find_owner = [&]() -> Buffer* {
@@ -661,8 +658,7 @@ void BufferCache::CopyBuffer(uint64_t dst_vaddr, uint64_t src_vaddr, uint64_t si
 }
 
 bool BufferCache::IsRegionRegistered(uint64_t vaddr, uint64_t size) {
-	if (vaddr == 0 || size == 0 || vaddr >= TRACKER_ADDRESS_SIZE ||
-	    size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		EXIT("BufferCache: invalid registered-region query\n");
 	}
 	// Cached buffers are ordered and non-overlapping. The last buffer beginning before the query

src/graphics/host_gpu/renderer/cache/gpuResourceManager.cpp

@@ -35,8 +35,7 @@ bool GpuResourceManager::InvalidateMemory(uint64_t vaddr, uint64_t size) {
 }
 
 bool GpuResourceManager::IsMapped(uint64_t vaddr, uint64_t size) const noexcept {
-	if (vaddr == 0 || size == 0 || vaddr >= TRACKER_ADDRESS_SIZE ||
-	    size > TRACKER_ADDRESS_SIZE - vaddr) {
+	if (!GuestRange {vaddr, size}.Valid()) {
 		return false;
 	}
 	std::shared_lock lock(m_mapped_ranges_mutex);

src/graphics/host_gpu/renderer/colorRenderTarget.cpp

@@ -204,13 +204,11 @@ void RenderExecutor::ResolveRenderColorTarget(uint64_t submit_id, CommandBuffer&
 	if (texture_tile &&
 	    (!TileGetTextureBlockLayout(transfer_format, rt.attrib3.tile_mode, volume,
 	                                texture_tile_layout) ||
-	     rt.pitch.pitch_div8_minus1 != 0 ||
 	     (rt.base.addr & (texture_tile_layout.block.block_size - 1u)) != 0 ||
 	     rt.info.fmask_compression_enable || rt.info.fmask_data_compression_disable ||
 	     rt.info.fmask_one_frag_mode || rt.info.cmask_fast_clear_enable ||
-	     rt.info.dcc_compression_enable || rt.info.cmask_is_linear != 0 ||
-	     rt.info.cmask_addr_type != 0 || rt.info.alt_tile_mode || rt.cmask.addr != 0 ||
-	     rt.fmask.addr != 0 || rt.dcc_addr.addr != 0 || rt.dcc.data_write_on_dcc_clear_to_reg)) {
+	     rt.info.dcc_compression_enable || rt.cmask.addr != 0 || rt.fmask.addr != 0 ||
+	     rt.dcc_addr.addr != 0 || rt.dcc.data_write_on_dcc_clear_to_reg)) {
 		EXIT("unsupported texture-tiled render target: addr=0x%016" PRIx64 " tile=%u"
 		     " dimension=%u depth=%u levels=%u layer=%u/%u samples=%u fragments=%u bpe=%u"
 		     " cmask=0x%016" PRIx64 " fmask=0x%016" PRIx64 " dcc=0x%016" PRIx64 "\n",
@@ -226,9 +224,7 @@ void RenderExecutor::ResolveRenderColorTarget(uint64_t submit_id, CommandBuffer&
 		     " layer=%u/%u\n",
 		     rt.attrib3.dimension, rt.attrib3.depth, view.base_layer, view.image_layers);
 	}
-	if (rt.pitch.pitch_div8_minus1 != 0) {
-		pitch = (rt.pitch.pitch_div8_minus1 + 1u) << 3u;
-	} else if (tile) {
+	if (tile) {
 		if (volume) {
 			pitch = TileGetTexturePitch(transfer_format, width, rt.attrib3.tile_mode);
 		} else if (texture_tile) {
@@ -294,12 +290,6 @@ void RenderExecutor::ResolveRenderColorTarget(uint64_t submit_id, CommandBuffer&
 		mip_sizes[0]  = {static_cast<uint32_t>(size), 0, 0, 0, 0, 0};
 		mip_padded[0] = {pitch, height};
 	}
-	if (rt.slice.slice_div64_minus1 != 0 &&
-	    (static_cast<uint64_t>(rt.slice.slice_div64_minus1) + 1u) * 64u != size) {
-		EXIT("render-target slice span mismatch: encoded=0x%016" PRIx64 " derived=0x%016" PRIx64
-		     "\n",
-		     (static_cast<uint64_t>(rt.slice.slice_div64_minus1) + 1u) * 64u, size);
-	}
 	if (size == 0 || (!volume && size > UINT64_MAX / view.image_layers)) {
 		EXIT("render-target memory footprint is invalid\n");
 	}
@@ -309,7 +299,7 @@ void RenderExecutor::ResolveRenderColorTarget(uint64_t submit_id, CommandBuffer&
 	if (backing_size == 0) {
 		EXIT("render-target backing is empty\n");
 	}
-	if (backing_size > TRACKER_ADDRESS_SIZE - rt.base.addr) {
+	if (!GuestRange {rt.base.addr, backing_size}.Valid()) {
 		EXIT("render-target backing range is invalid\n");
 	}
 

src/graphics/host_gpu/renderer/debug.cpp

@@ -97,17 +97,11 @@ void sh_print(const char* func, const HW::Shader& /*uc*/) {
 
 std::vector<std::string> rt_print(const char* func, const HW::RenderTarget& rt) {
 	std::vector<std::string> dst;
-	dst.reserve(53);
+	dst.reserve(40);
 
 	dst.push_back(fmt::format("{}\n", func));
 
 	dst.push_back(fmt::format("\t base.addr                       = 0x{:016x}\n", rt.base.addr));
-	dst.push_back(
-	    fmt::format("\t pitch.pitch_div8_minus1         = 0x{:08x}\n", rt.pitch.pitch_div8_minus1));
-	dst.push_back(fmt::format("\t pitch.fmask_pitch_div8_minus1   = 0x{:08x}\n",
-	                          rt.pitch.fmask_pitch_div8_minus1));
-	dst.push_back(fmt::format("\t slice.slice_div64_minus1        = 0x{:08x}\n",
-	                          rt.slice.slice_div64_minus1));
 	dst.push_back(fmt::format("\t view.base_array_slice_index     = 0x{:08x}\n",
 	                          rt.view.base_array_slice_index));
 	dst.push_back(fmt::format("\t view.last_array_slice_index     = 0x{:08x}\n",
@@ -128,12 +122,6 @@ std::vector<std::string> rt_print(const char* func, const HW::RenderTarget& rt)
 	                          rt.info.cmask_fast_clear_enable ? "true" : "false"));
 	dst.push_back(fmt::format("\t info.dcc_compression_enable     = {}\n",
 	                          rt.info.dcc_compression_enable ? "true" : "false"));
-	dst.push_back(
-	    fmt::format("\t info.cmask_is_linear            = 0x{:08x}\n", rt.info.cmask_is_linear));
-	dst.push_back(
-	    fmt::format("\t info.cmask_addr_type            = 0x{:08x}\n", rt.info.cmask_addr_type));
-	dst.push_back(fmt::format("\t info.alt_tile_mode              = {}\n",
-	                          rt.info.alt_tile_mode ? "true" : "false"));
 	dst.push_back(fmt::format("\t info.format                     = 0x{:08x}\n",
 	                          static_cast<uint32_t>(rt.info.format)));
 	dst.push_back(fmt::format("\t info.channel_type               = 0x{:08x}\n",
@@ -148,10 +136,6 @@ std::vector<std::string> rt_print(const char* func, const HW::RenderTarget& rt)
 	                          rt.info.round_mode ? "true" : "false"));
 	dst.push_back(fmt::format("\t attrib.force_dest_alpha_to_one  = {}\n",
 	                          rt.attrib.force_dest_alpha_to_one ? "true" : "false"));
-	dst.push_back(fmt::format("\t attrib.tile_mode                = 0x{:08x}\n",
-	                          static_cast<uint32_t>(rt.attrib.tile_mode)));
-	dst.push_back(fmt::format("\t attrib.fmask_tile_mode          = 0x{:08x}\n",
-	                          static_cast<uint32_t>(rt.attrib.fmask_tile_mode)));
 	dst.push_back(
 	    fmt::format("\t attrib.num_samples              = 0x{:08x}\n", rt.attrib.num_samples));
 	dst.push_back(
@@ -166,42 +150,32 @@ std::vector<std::string> rt_print(const char* func, const HW::RenderTarget& rt)
 	                          static_cast<uint32_t>(rt.attrib3.tile_mode)));
 	dst.push_back(
 	    fmt::format("\t attrib3.dimension               = 0x{:08x}\n", rt.attrib3.dimension));
-	dst.push_back(fmt::format("\t attrib3.cmask_pipe_aligned      = {}\n",
-	                          rt.attrib3.cmask_pipe_aligned ? "true" : "false"));
-	dst.push_back(fmt::format("\t attrib3.dcc_pipe_aligned        = {}\n",
-	                          rt.attrib3.dcc_pipe_aligned ? "true" : "false"));
+	dst.push_back(fmt::format("\t attrib3.metadata_pipe_aligned   = {}\n",
+	                          rt.attrib3.metadata_pipe_aligned ? "true" : "false"));
+	dst.push_back(fmt::format("\t attrib3.write_vrs_rate_hint_to_cmask = {}\n",
+	                          rt.attrib3.write_vrs_rate_hint_to_cmask ? "true" : "false"));
 	dst.push_back(fmt::format("\t dcc.max_uncompressed_block_size = 0x{:08x}\n",
 	                          rt.dcc.max_uncompressed_block_size));
 	dst.push_back(fmt::format("\t dcc.max_compressed_block_size   = 0x{:08x}\n",
 	                          rt.dcc.max_compressed_block_size));
-	dst.push_back(fmt::format("\t dcc.min_compressed_block_size   = 0x{:08x}\n",
-	                          rt.dcc.min_compressed_block_size));
 	dst.push_back(
 	    fmt::format("\t dcc.color_transform             = 0x{:08x}\n", rt.dcc.color_transform));
 	dst.push_back(fmt::format("\t dcc.overwrite_combiner_disable  = {}\n",
 	                          rt.dcc.overwrite_combiner_disable ? "true" : "false"));
-	dst.push_back(fmt::format("\t dcc.independent_64b_blocks      = {}\n",
-	                          rt.dcc.independent_64b_blocks ? "true" : "false"));
-	dst.push_back(fmt::format("\t dcc.independent_128b_blocks     = {}\n",
-	                          rt.dcc.independent_128b_blocks ? "true" : "false"));
+	dst.push_back(fmt::format("\t dcc.independent_block_size      = 0x{:02x}\n",
+	                          static_cast<uint8_t>(rt.dcc.independent_block_size)));
 	dst.push_back(fmt::format("\t data_write_on_dcc_clear_to_reg  = {}\n",
 	                          rt.dcc.data_write_on_dcc_clear_to_reg ? "true" : "false"));
 	dst.push_back(fmt::format("\t dcc.dcc_clear_key_enable        = {}\n",
 	                          rt.dcc.dcc_clear_key_enable ? "true" : "false"));
 	dst.push_back(fmt::format("\t cmask.addr                      = 0x{:016x}\n", rt.cmask.addr));
-	dst.push_back(fmt::format("\t cmask_slice.slice_minus1        = 0x{:08x}\n",
-	                          rt.cmask_slice.slice_minus1));
 	dst.push_back(fmt::format("\t fmask.addr                      = 0x{:016x}\n", rt.fmask.addr));
-	dst.push_back(fmt::format("\t fmask_slice.slice_minus1        = 0x{:08x}\n",
-	                          rt.fmask_slice.slice_minus1));
 	dst.push_back(
 	    fmt::format("\t clear_word0.word0               = 0x{:08x}\n", rt.clear_word0.word0));
 	dst.push_back(
 	    fmt::format("\t clear_word1.word1               = 0x{:08x}\n", rt.clear_word1.word1));
 	dst.push_back(
 	    fmt::format("\t dcc_addr.addr                   = 0x{:016x}\n", rt.dcc_addr.addr));
-	dst.push_back(fmt::format("\t size.width                      = 0x{:08x}\n", rt.size.width));
-	dst.push_back(fmt::format("\t size.height                     = 0x{:08x}\n", rt.size.height));
 
 	return dst;
 }
@@ -231,13 +205,8 @@ static bool RenderIsColorDimension(uint32_t dimension) {
 // NOLINTNEXTLINE(readability-function-cognitive-complexity)
 static void RtCheck(const HW::RenderTarget& rt) {
 	if (rt.base.addr != 0) {
-		// bool render_to_texture = (rt.attrib.tile_mode == 0x0d);
 		//  EXIT_NOT_IMPLEMENTED(rt.base_addr == 0);
 
-		EXIT_NOT_IMPLEMENTED(rt.pitch.pitch_div8_minus1 != 0);
-		EXIT_NOT_IMPLEMENTED(rt.pitch.fmask_pitch_div8_minus1 != 0);
-		EXIT_NOT_IMPLEMENTED(rt.slice.slice_div64_minus1 != 0);
-
 		EXIT_NOT_IMPLEMENTED(rt.view.base_array_slice_index > rt.view.last_array_slice_index);
 		if (rt.view.base_array_slice_index != 0x00000000 ||
 		    rt.view.last_array_slice_index != 0x00000000) {
@@ -257,11 +226,6 @@ static void RtCheck(const HW::RenderTarget& rt) {
 				logged = true;
 			}
 		}
-		const bool native_2x_one_frag =
-		    rt.info.fmask_compression_enable && !rt.info.fmask_data_compression_disable &&
-		    rt.info.cmask_fast_clear_enable && rt.fmask.addr != 0 && rt.cmask.addr != 0 &&
-		    rt.attrib.num_samples == 1 && rt.attrib.num_fragments == 1;
-		EXIT_NOT_IMPLEMENTED(rt.info.fmask_one_frag_mode && !native_2x_one_frag);
 		if (rt.info.fmask_compression_enable) {
 			EXIT_NOT_IMPLEMENTED(rt.attrib.num_samples == 0 && rt.attrib.num_fragments == 0);
 			static bool logged = false;
@@ -286,22 +250,6 @@ static void RtCheck(const HW::RenderTarget& rt) {
 				logged = true;
 			}
 		}
-		if (rt.info.cmask_is_linear != 0x00000000 || rt.info.cmask_addr_type != 0x00000000) {
-			static bool logged = false;
-			if (!logged) {
-				LOGF("RenderTarget: temporary: ignoring PS5 CMASK metadata fields "
-				     "is_linear=%u addr_type=%u\n",
-				     rt.info.cmask_is_linear, rt.info.cmask_addr_type);
-				logged = true;
-			}
-		}
-		if (rt.info.alt_tile_mode) {
-			static bool logged = false;
-			if (!logged) {
-				LOGF("RenderTarget: temporary: ignoring alternate tile mode flag\n");
-				logged = true;
-			}
-		}
 		if (rt.info.blend_bypass) {
 			static bool logged = false;
 			if (!logged) {
@@ -328,8 +276,6 @@ static void RtCheck(const HW::RenderTarget& rt) {
 				logged = true;
 			}
 		}
-		// EXIT_NOT_IMPLEMENTED(rt.tile_mode != 0x0000000a);
-		// EXIT_NOT_IMPLEMENTED(rt.fmask_tile_mode != 0x0000000a);
 		if (rt.attrib.num_samples != 0x00000000 || rt.attrib.num_fragments != 0x00000000) {
 			static bool logged = false;
 			if (!logged) {
@@ -364,34 +310,22 @@ static void RtCheck(const HW::RenderTarget& rt) {
 		if (!RenderIsColorDimension(rt.attrib3.dimension)) {
 			EXIT("unknown PS5 render-target dimension: 0x%08" PRIx32 "\n", rt.attrib3.dimension);
 		}
-		if (!rt.attrib3.cmask_pipe_aligned) {
+		if (!rt.attrib3.metadata_pipe_aligned) {
 			static bool logged = false;
 			if (!logged) {
-				LOGF("RenderTarget: temporary: accepting unaligned PS5 CMASK pipe flag\n");
-				logged = true;
-			}
-		}
-		if (!rt.attrib3.dcc_pipe_aligned) {
-			static bool logged = false;
-			if (!logged) {
-				LOGF("RenderTarget: temporary: accepting unaligned PS5 DCC pipe flag\n");
+				LOGF("RenderTarget: temporary: accepting unaligned PS5 metadata pipe flag\n");
 				logged = true;
 			}
 		}
+		EXIT_NOT_IMPLEMENTED(rt.attrib3.write_vrs_rate_hint_to_cmask);
 
 		// EXIT_NOT_IMPLEMENTED(rt.dcc_max_uncompressed_block_size != 0x00000002);
 		// EXIT_NOT_IMPLEMENTED(rt.dcc.max_compressed_block_size != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(rt.dcc.min_compressed_block_size != 0x00000000);
 		// EXIT_NOT_IMPLEMENTED(rt.dcc.color_transform != 0x00000000);
 		EXIT_NOT_IMPLEMENTED(rt.dcc.overwrite_combiner_disable != false);
-		// EXIT_NOT_IMPLEMENTED(rt.dcc.force_independent_blocks != false);
-		// EXIT_NOT_IMPLEMENTED(rt.dcc.independent_128b_blocks != false);
 		// EXIT_NOT_IMPLEMENTED(rt.dcc.data_write_on_dcc_clear_to_reg != false);
 		EXIT_NOT_IMPLEMENTED(rt.dcc.dcc_clear_key_enable != false);
-		if (rt.cmask.addr != 0x0000000000000000 || rt.cmask_slice.slice_minus1 != 0x00000000 ||
-		    rt.fmask.addr != 0x0000000000000000 ||
-		    (rt.fmask_slice.slice_minus1 != 0x00000000 &&
-		     rt.fmask_slice.slice_minus1 != rt.slice.slice_div64_minus1) ||
+		if (rt.cmask.addr != 0x0000000000000000 || rt.fmask.addr != 0x0000000000000000 ||
 		    rt.dcc_addr.addr != 0x0000000000000000) {
 			static bool logged = false;
 			if (!logged) {
@@ -401,9 +335,6 @@ static void RtCheck(const HW::RenderTarget& rt) {
 				logged = true;
 			}
 		}
-
-		EXIT_NOT_IMPLEMENTED(rt.size.width != 0);
-		EXIT_NOT_IMPLEMENTED(rt.size.height != 0);
 	}
 }
 
@@ -423,37 +354,20 @@ static void ZPrint(const char* func, const HW::DepthRenderTarget& z) {
 	     "\t stencil_info.htile_stencil_disabled   = %s\n"
 	     "\t stencil_info.expclear_enabled         = %s\n"
 	     "\t stencil_info.partially_resident       = %s\n"
-	     "\t depth_info.addr5_swizzle_mask         = 0x%08" PRIx32 "\n"
-	     "\t depth_info.array_mode                 = 0x%08" PRIx32 "\n"
-	     "\t depth_info.pipe_config                = 0x%08" PRIx32 "\n"
-	     "\t depth_info.bank_width                 = 0x%08" PRIx32 "\n"
-	     "\t depth_info.bank_height                = 0x%08" PRIx32 "\n"
-	     "\t depth_info.macro_tile_aspect          = 0x%08" PRIx32 "\n"
-	     "\t depth_info.num_banks                  = 0x%08" PRIx32 "\n"
 	     "\t depth_view.slice_start                = 0x%08" PRIx32 "\n"
 	     "\t depth_view.slice_max                  = 0x%08" PRIx32 "\n"
 	     "\t depth_view.current_mip_level          = 0x%02" PRIx8 "\n"
 	     "\t depth_view.depth_write_disable        = %s\n"
 	     "\t depth_view.stencil_write_disable      = %s\n"
-	     "\t htile_surface.linear                  = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.full_cache              = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.htile_uses_preload_win  = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.preload                 = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.prefetch_width          = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.prefetch_height         = 0x%08" PRIx32 "\n"
-	     "\t htile_surface.dst_outside_zero_to_one = 0x%08" PRIx32 "\n"
 	     "\t z_read_base_addr                      = 0x%016" PRIx64 "\n"
 	     "\t stencil_read_base_addr                = 0x%016" PRIx64 "\n"
 	     "\t z_write_base_addr                     = 0x%016" PRIx64 "\n"
 	     "\t stencil_write_base_addr               = 0x%016" PRIx64 "\n"
-	     "\t pitch_div8_minus1                     = 0x%08" PRIx32 "\n"
-	     "\t height_div8_minus1                    = 0x%08" PRIx32 "\n"
-	     "\t slice_div64_minus1                    = 0x%08" PRIx32 "\n"
 	     "\t htile_data_base_addr                  = 0x%016" PRIx64 "\n"
-	     "\t width                                 = 0x%08" PRIx32 "\n"
-	     "\t height                                = 0x%08" PRIx32 "\n"
+	     "\t shading_rate_encoding                 = 0x%02" PRIx8 "\n"
 	     "\t size.x_max                            = 0x%04" PRIx16 "\n"
-	     "\t size.y_max                            = 0x%04" PRIx16 "\n",
+	     "\t size.y_max                            = 0x%04" PRIx16 "\n"
+	     "\t size.valid                            = %s\n",
 	     static_cast<uint32_t>(z.z_info.format), z.z_info.num_samples,
 	     static_cast<uint32_t>(z.z_info.texture_compatibility),
 	     z.z_info.htile_acceleration ? "true" : "false",
@@ -464,30 +378,27 @@ static void ZPrint(const char* func, const HW::DepthRenderTarget& z) {
 	     static_cast<uint32_t>(z.stencil_info.texture_compatibility),
 	     z.stencil_info.htile_stencil_disabled ? "true" : "false",
 	     z.stencil_info.expclear_enabled ? "true" : "false",
-	     z.stencil_info.partially_resident ? "true" : "false", z.depth_info.addr5_swizzle_mask,
-	     z.depth_info.array_mode, z.depth_info.pipe_config, z.depth_info.bank_width,
-	     z.depth_info.bank_height, z.depth_info.macro_tile_aspect, z.depth_info.num_banks,
-	     z.depth_view.slice_start, z.depth_view.slice_max, z.depth_view.current_mip_level,
+	     z.stencil_info.partially_resident ? "true" : "false", z.depth_view.slice_start,
+	     z.depth_view.slice_max, z.depth_view.current_mip_level,
 	     z.depth_view.depth_write_disable ? "true" : "false",
-	     z.depth_view.stencil_write_disable ? "true" : "false", z.htile_surface.linear,
-	     z.htile_surface.full_cache, z.htile_surface.htile_uses_preload_win,
-	     z.htile_surface.preload, z.htile_surface.prefetch_width, z.htile_surface.prefetch_height,
-	     z.htile_surface.dst_outside_zero_to_one, z.z_read_base_addr, z.stencil_read_base_addr,
-	     z.z_write_base_addr, z.stencil_write_base_addr, z.pitch_div8_minus1, z.height_div8_minus1,
-	     z.slice_div64_minus1, z.htile_data_base_addr, z.width, z.height, z.size.x_max,
-	     z.size.y_max);
+	     z.depth_view.stencil_write_disable ? "true" : "false", z.z_read_base_addr,
+	     z.stencil_read_base_addr, z.z_write_base_addr, z.stencil_write_base_addr,
+	     z.htile_data_base_addr, z.shading_rate_encoding, z.size.x_max, z.size.y_max,
+	     z.size.valid ? "true" : "false");
 }
 
 // NOLINTNEXTLINE(readability-function-cognitive-complexity)
 static void ZCheck(const HW::DepthRenderTarget& z, const HW::DepthControl& dc,
                    const HW::RenderControl& rc) {
-	const bool depth_active =
-	    dc.z_enable || dc.z_write_enable || dc.depth_bounds_enable || rc.depth_clear_enable;
-	const bool stencil_active = dc.stencil_enable || rc.stencil_clear_enable;
+	const bool depth_active = dc.z_enable || dc.z_write_enable || dc.depth_bounds_enable ||
+	                          rc.depth_clear_enable || rc.copy_depth_to_color;
+	const bool stencil_active =
+	    dc.stencil_enable || rc.stencil_clear_enable || rc.copy_stencil_to_color;
 	if (!depth_active && !stencil_active) {
 		return;
 	}
 
+	EXIT_NOT_IMPLEMENTED(rc.copy_depth_to_color || rc.copy_stencil_to_color);
 	EXIT_NOT_IMPLEMENTED(!z.z_info.HasValidTextureCompatibility());
 	EXIT_NOT_IMPLEMENTED(!z.stencil_info.HasValidTextureCompatibility());
 	if (z.z_info.format == Prospero::DepthFormat::kInvalid) {
@@ -524,21 +435,7 @@ static void ZCheck(const HW::DepthRenderTarget& z, const HW::DepthControl& dc,
 
 	if (z.z_info.format != Prospero::DepthFormat::kInvalid ||
 	    z.stencil_info.format != Prospero::StencilFormat::kInvalid) {
-
-		EXIT_NOT_IMPLEMENTED(z.depth_info.addr5_swizzle_mask != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.array_mode != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.pipe_config != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.bank_width != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.bank_height != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.macro_tile_aspect != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.depth_info.num_banks != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.linear != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.full_cache != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.htile_uses_preload_win != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.preload != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.prefetch_width != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.prefetch_height != 0x00000000);
-		EXIT_NOT_IMPLEMENTED(z.htile_surface.dst_outside_zero_to_one != 0x00000000);
+		EXIT_NOT_IMPLEMENTED(z.shading_rate_encoding != 0);
 
 		if (z.depth_view.current_mip_level != 0x00000000) {
 			static std::atomic<uint32_t> log_count {0};
@@ -560,23 +457,8 @@ static void ZCheck(const HW::DepthRenderTarget& z, const HW::DepthControl& dc,
 		EXIT_NOT_IMPLEMENTED(!z.depth_view.stencil_write_disable &&
 		                     z.stencil_read_base_addr != z.stencil_write_base_addr);
 		EXIT_NOT_IMPLEMENTED(!z.depth_view.depth_write_disable && z.z_write_base_addr == 0);
-		// EXIT_NOT_IMPLEMENTED(z.pitch_div8_minus1 != 0x000000ff);
-		// EXIT_NOT_IMPLEMENTED(z.height_div8_minus1 != 0x0000008f);
-		// EXIT_NOT_IMPLEMENTED(z.slice_div64_minus1 != 0x00008fff);
 		// EXIT_NOT_IMPLEMENTED(z.htile_data_base_addr == 0);
-		// EXIT_NOT_IMPLEMENTED(z.width != 0x00000780);
-		// EXIT_NOT_IMPLEMENTED(z.height != 0x00000438);
-
-		EXIT_NOT_IMPLEMENTED(z.width != 0);
-		EXIT_NOT_IMPLEMENTED(z.height != 0);
-		if (z.size.x_max == 0 || z.size.y_max == 0) {
-			static std::atomic<uint32_t> log_count {0};
-			if (log_count.fetch_add(1) < 16) {
-				LOGF("DepthTarget: temporary: inferring PS5 default depth extent x_max=0x%04" PRIx16
-				     ", y_max=0x%04" PRIx16 "\n",
-				     z.size.x_max, z.size.y_max);
-			}
-		}
+		EXIT_NOT_IMPLEMENTED(!z.size.valid);
 	}
 }
 
@@ -759,8 +641,6 @@ static void DPrint(const char* func, const HW::DepthControl& c, const HW::Stenci
 	     "\t backface_enable      = %s\n"
 	     "\t stencilfunc          = %" PRIu8 "\n"
 	     "\t stencilfunc_bf       = %" PRIu8 "\n"
-	     "\t color_writes_on_depth_fail_enable  = %s\n"
-	     "\t color_writes_on_depth_pass_disable = %s\n"
 	     "\t stencil_fail         = %" PRIu8 "\n"
 	     "\t stencil_zpass        = %" PRIu8 "\n"
 	     "\t stencil_zfail        = %" PRIu8 "\n"
@@ -777,12 +657,11 @@ static void DPrint(const char* func, const HW::DepthControl& c, const HW::Stenci
 	     "\t stencil_opval_bf     = %" PRIu8 "\n",
 	     c.stencil_enable ? "true" : "false", c.z_enable ? "true" : "false",
 	     c.z_write_enable ? "true" : "false", c.depth_bounds_enable ? "true" : "false", c.zfunc,
-	     c.backface_enable ? "true" : "false", c.stencilfunc, c.stencilfunc_bf,
-	     c.color_writes_on_depth_fail_enable ? "true" : "false",
-	     c.color_writes_on_depth_pass_disable ? "true" : "false", s.stencil_fail, s.stencil_zpass,
-	     s.stencil_zfail, s.stencil_fail_bf, s.stencil_zpass_bf, s.stencil_zfail_bf,
-	     sm.stencil_testval, sm.stencil_mask, sm.stencil_writemask, sm.stencil_opval,
-	     sm.stencil_testval_bf, sm.stencil_mask_bf, sm.stencil_writemask_bf, sm.stencil_opval_bf);
+	     c.backface_enable ? "true" : "false", c.stencilfunc, c.stencilfunc_bf, s.stencil_fail,
+	     s.stencil_zpass, s.stencil_zfail, s.stencil_fail_bf, s.stencil_zpass_bf,
+	     s.stencil_zfail_bf, sm.stencil_testval, sm.stencil_mask, sm.stencil_writemask,
+	     sm.stencil_opval, sm.stencil_testval_bf, sm.stencil_mask_bf, sm.stencil_writemask_bf,
+	     sm.stencil_opval_bf);
 }
 
 static void DCheck(const HW::DepthControl& c, const HW::StencilControl& s,
@@ -794,8 +673,6 @@ static void DCheck(const HW::DepthControl& c, const HW::StencilControl& s,
 	// Back-face stencil state is handled separately when enabled.
 	// EXIT_NOT_IMPLEMENTED(c.stencilfunc != 0);
 	// EXIT_NOT_IMPLEMENTED(c.stencilfunc_bf != 0);
-	EXIT_NOT_IMPLEMENTED(c.color_writes_on_depth_fail_enable != false);
-	EXIT_NOT_IMPLEMENTED(c.color_writes_on_depth_pass_disable != false);
 	// EXIT_NOT_IMPLEMENTED(s.stencil_fail != 0);
 	// EXIT_NOT_IMPLEMENTED(s.stencil_zpass != 0);
 	// EXIT_NOT_IMPLEMENTED(s.stencil_zfail != 0);
@@ -827,7 +704,12 @@ static void EqaaPrint(const char* func, const HW::EqaaControl& c) {
 	     c.static_anchor_associations ? "true" : "false");
 }
 
-static void EqaaCheck(const HW::EqaaControl& c) {
+static void EqaaCheck(const HW::EqaaControl& c, const HW::AaConfig& cf) {
+	// The EQAA controls only take effect while multisampling is on, so a single-sample
+	// target leaves them inert and has nothing to warn about.
+	if (cf.msaa_num_samples == 0) {
+		return;
+	}
 	if (c.max_anchor_samples != 0 || c.ps_iter_samples != 0 || c.mask_export_num_samples != 0 ||
 	    c.alpha_to_mask_num_samples != 0 || c.high_quality_intersections ||
 	    c.incoherent_eqaa_reads || c.interpolate_comp_z || c.static_anchor_associations) {
@@ -1192,7 +1074,7 @@ void hw_check(const CommandBuffer& buffer) {
 	log_phase("blend");
 	BcCheck(bc, bclr, cc);
 	log_phase("eqaa");
-	EqaaCheck(eqaa);
+	EqaaCheck(eqaa, ac);
 	log_phase("aa");
 	AaCheck(aa, ac);
 	log_phase("done");

src/graphics/host_gpu/renderer/depthRenderTarget.cpp

@@ -108,9 +108,10 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 	const auto& sc          = hw.GetStencilControl();
 	const auto& sm          = hw.GetStencilMask();
 	const bool  has_stencil = z.stencil_info.format != Prospero::StencilFormat::kInvalid;
-	const bool  depth_active =
-	    dc.z_enable || dc.z_write_enable || dc.depth_bounds_enable || rc.depth_clear_enable;
-	const bool stencil_active = has_stencil && (dc.stencil_enable || rc.stencil_clear_enable);
+	const bool depth_active = dc.z_enable || dc.z_write_enable || dc.depth_bounds_enable ||
+	                          rc.depth_clear_enable || rc.copy_depth_to_color;
+	const bool stencil_active =
+	    has_stencil && (dc.stencil_enable || rc.stencil_clear_enable || rc.copy_stencil_to_color);
 	if (!depth_active && !stencil_active) {
 		return;
 	}
@@ -127,22 +128,14 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 	    !z.stencil_info.expclear_enabled && !z.stencil_info.partially_resident &&
 	    z.depth_view.slice_start == 0 && z.depth_view.slice_max == 0 &&
 	    z.depth_view.current_mip_level == 0 && !z.depth_view.depth_write_disable &&
-	    !z.depth_view.stencil_write_disable && z.depth_info.addr5_swizzle_mask == 0 &&
-	    z.depth_info.array_mode == 0 && z.depth_info.pipe_config == 0 &&
-	    z.depth_info.bank_width == 0 && z.depth_info.bank_height == 0 &&
-	    z.depth_info.macro_tile_aspect == 0 && z.depth_info.num_banks == 0 &&
-	    z.htile_surface.linear == 0 && z.htile_surface.full_cache == 0 &&
-	    z.htile_surface.htile_uses_preload_win == 0 && z.htile_surface.preload == 0 &&
-	    z.htile_surface.prefetch_width == 0 && z.htile_surface.prefetch_height == 0 &&
-	    z.htile_surface.dst_outside_zero_to_one == 0 && z.z_read_base_addr == 0 &&
-	    z.z_write_base_addr == 0 && z.stencil_read_base_addr == 0 &&
-	    z.stencil_write_base_addr == 0 && z.htile_data_base_addr == 0 &&
+	    !z.depth_view.stencil_write_disable && z.z_read_base_addr == 0 && z.z_write_base_addr == 0 &&
+	    z.stencil_read_base_addr == 0 && z.stencil_write_base_addr == 0 &&
+	    z.htile_data_base_addr == 0 &&
 	    // DB_DEPTH_SIZE_XY is independent state and may remain programmed after the attachment
 	    // formats and addresses are unbound. A zero encoding is the valid 1x1 value, so its
 	    // presence alone must not manufacture a depth attachment.
-	    !z.z_info.htile_acceleration && !z.width_height_valid && !z.pitch_height_valid &&
-	    z.size.x_max == 0 && z.size.y_max == 0 && z.pitch_div8_minus1 == 0 &&
-	    z.height_div8_minus1 == 0 && z.slice_div64_minus1 == 0 && z.width == 0 && z.height == 0;
+	    !z.z_info.htile_acceleration && z.shading_rate_encoding == 0 && z.size.x_max == 0 &&
+	    z.size.y_max == 0;
 	if (attachment_unbound) {
 		static std::atomic_bool logged = false;
 		if (!logged.exchange(true, std::memory_order_relaxed)) {
@@ -165,17 +158,12 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 			DepthFatal("invalid depth view: base=%u last=%u", z.depth_view.slice_start,
 			           z.depth_view.slice_max);
 	}
-	if (rc.copy_centroid || rc.copy_sample != 0 || z.z_info.expclear_enabled ||
+	if (rc.copy_depth_to_color || rc.copy_stencil_to_color || rc.copy_centroid ||
+	    rc.copy_sample != 0 || z.z_info.expclear_enabled ||
 	    z.stencil_info.expclear_enabled || z.z_info.partially_resident ||
 	    z.stencil_info.partially_resident || z.z_info.max_mip_level != 0 ||
-	    z.depth_view.current_mip_level != 0 || z.depth_info.addr5_swizzle_mask != 0 ||
-	    z.depth_info.array_mode != 0 || z.depth_info.pipe_config != 0 ||
-	    z.depth_info.bank_width != 0 || z.depth_info.bank_height != 0 ||
-	    z.depth_info.macro_tile_aspect != 0 || z.depth_info.num_banks != 0 ||
-	    z.htile_surface.linear != 0 || z.htile_surface.full_cache != 0 ||
-	    z.htile_surface.htile_uses_preload_win != 0 || z.htile_surface.preload != 0 ||
-	    z.htile_surface.prefetch_width != 0 || z.htile_surface.prefetch_height != 0 ||
-	    z.htile_surface.dst_outside_zero_to_one != 0 || z.z_read_base_addr == 0 ||
+	    z.depth_view.current_mip_level != 0 || z.shading_rate_encoding != 0 ||
+	    z.z_read_base_addr == 0 ||
 	    (!z.depth_view.depth_write_disable && z.z_write_base_addr != z.z_read_base_addr) ||
 	    (z.z_read_base_addr & 0xffffu) != 0 ||
 	    dc.zfunc > static_cast<uint8_t>(vk::CompareOp::eAlways)) {
@@ -189,10 +177,7 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 		    (z.stencil_read_base_addr & 0xffffu) != 0) {
 			DepthFatal("unsupported stencil attachment state");
 		}
-	} else if (z.stencil_read_base_addr != 0 || z.stencil_write_base_addr != 0 ||
-	           !htile_stencil_compat ||
-	           z.stencil_info.texture_compatibility !=
-	               Prospero::TextureCompatibleStencil::kDisable) {
+	} else if (z.stencil_read_base_addr != 0 || z.stencil_write_base_addr != 0) {
 		DepthFatal("stencil state without an active stencil attachment");
 	}
 	if (has_htile) {
@@ -203,18 +188,13 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 			DepthFatal("HTile clear tracking supports at most 32 slices");
 		}
 	}
-	const bool size_xy_valid = z.size.valid;
-	const bool wh_valid      = z.width_height_valid && z.width != 0 && z.height != 0;
-	if (!size_xy_valid && !wh_valid) {
+	if (!z.size.valid) {
 		DepthFatal("missing depth extent");
 	}
-	const uint32_t width  = size_xy_valid ? static_cast<uint32_t>(z.size.x_max) + 1u : z.width;
-	const uint32_t height = size_xy_valid ? static_cast<uint32_t>(z.size.y_max) + 1u : z.height;
-	if (width > 16384 || height > 16384 ||
-	    (size_xy_valid && wh_valid && (width != z.width || height != z.height)) ||
-	    (!z.pitch_height_valid &&
-	     (z.pitch_div8_minus1 != 0 || z.height_div8_minus1 != 0 || z.slice_div64_minus1 != 0))) {
-		DepthFatal("inconsistent depth extent or encoded layout");
+	const uint32_t width  = static_cast<uint32_t>(z.size.x_max) + 1u;
+	const uint32_t height = static_cast<uint32_t>(z.size.y_max) + 1u;
+	if (width > 16384 || height > 16384) {
+		DepthFatal("invalid depth extent");
 	}
 	const auto* policy = FindDepthFormatPolicy(z.z_info.format);
 	if (policy == nullptr) {
@@ -229,11 +209,6 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 	const auto     guest_format = policy->guest_format;
 	const uint32_t bytes        = policy->bytes_per_element;
 	const auto     pitch        = TileGetDepthPitch(width, bytes, z.z_info.num_samples);
-	if (z.pitch_height_valid && ((static_cast<uint64_t>(z.pitch_div8_minus1) + 1u) * 8u != pitch ||
-	                             (static_cast<uint64_t>(z.height_div8_minus1) + 1u) * 8u !=
-	                                 ((static_cast<uint64_t>(height) + 7u) & ~7ull))) {
-		DepthFatal("encoded depth pitch or height mismatch");
-	}
 	TileSizeAlign depth_size {};
 	TileSizeAlign stencil_size {};
 	TileSizeAlign htile_size {};
@@ -244,14 +219,6 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 	    (has_htile != (htile_size.align == 32768 && htile_size.size != 0))) {
 		DepthFatal("unsupported depth/stencil/HTile footprint");
 	}
-	if (z.pitch_height_valid &&
-	    (static_cast<uint64_t>(z.slice_div64_minus1) + 1u) * 64u != depth_size.size) {
-		DepthFatal("depth footprint mismatch: extent=%ux%u pitch=%u expected=0x%016" PRIx64
-		           " align=0x%016" PRIx64 " encoded_valid=%u encoded=0x%016" PRIx64,
-		           width, height, pitch, depth_size.size, depth_size.align,
-		           z.pitch_height_valid ? 1u : 0u,
-		           (static_cast<uint64_t>(z.slice_div64_minus1) + 1u) * 64u);
-	}
 	if (depth_size.size > UINT64_MAX / view.image_layers ||
 	    stencil_size.size > UINT64_MAX / view.image_layers ||
 	    htile_size.size > UINT64_MAX / view.image_layers) {
@@ -260,9 +227,9 @@ void RenderExecutor::ResolveRenderDepthTarget(uint64_t submit_id, CommandBuffer&
 	const auto depth_backing_size   = depth_size.size * view.image_layers;
 	const auto stencil_backing_size = stencil_size.size * view.image_layers;
 	const auto htile_backing_size   = htile_size.size * view.image_layers;
-	if (depth_backing_size > TRACKER_ADDRESS_SIZE - z.z_read_base_addr ||
-	    (has_stencil && stencil_backing_size > TRACKER_ADDRESS_SIZE - z.stencil_read_base_addr) ||
-	    (has_htile && htile_backing_size > TRACKER_ADDRESS_SIZE - z.htile_data_base_addr)) {
+	if (!GuestRange {z.z_read_base_addr, depth_backing_size}.Valid() ||
+	    (has_stencil && !GuestRange {z.stencil_read_base_addr, stencil_backing_size}.Valid()) ||
+	    (has_htile && !GuestRange {z.htile_data_base_addr, htile_backing_size}.Valid())) {
 		DepthFatal("layered depth backing range is invalid");
 	}
 	r.htile                   = has_htile;

src/graphics/host_gpu/renderer/depthRenderTarget.h

@@ -11,9 +11,11 @@
 
 namespace Libs::Graphics {
 
+// Without a stencil plane, Hi-Stencil fields are inactive. An active plane is compatible when
+// Hi-Stencil is disabled or HTile backing is present.
 inline constexpr bool depth_htile_stencil_acceleration_compatible(bool has_stencil, bool has_htile,
                                                                   bool htile_stencil_disabled) {
-	return htile_stencil_disabled || (has_stencil && has_htile);
+	return !has_stencil || htile_stencil_disabled || has_htile;
 }
 
 struct RenderDepthInfo {

src/graphics/host_gpu/renderer/image/image.cpp

@@ -73,10 +73,8 @@ namespace {
 	return usage;
 }
 
-void ValidateRange(GuestRange range, const char* name) {
-	if ((range.address == 0) != (range.size == 0) ||
-	    (range.address != 0 && (range.address >= TRACKER_ADDRESS_SIZE ||
-	                            range.size > TRACKER_ADDRESS_SIZE - range.address))) {
+void ValidateOptionalRange(GuestRange range, const char* name) {
+	if (!range.ValidOrEmpty()) {
 		EXIT("invalid %s image range: address=0x%016llx size=0x%016llx\n", name,
 		     static_cast<unsigned long long>(range.address),
 		     static_cast<unsigned long long>(range.size));
@@ -567,13 +565,13 @@ void Image::CopyMip(Image& source, uint32_t mip, uint32_t layer) {
 namespace ImageOps {
 
 void Validate(const ImageInfo& info) {
-	ValidateRange(info.data, "data");
-	ValidateRange(info.stencil, "stencil");
+	ValidateOptionalRange(info.data, "data");
+	ValidateOptionalRange(info.stencil, "stencil");
 
 	if (info.pixel_format == vk::Format::eUndefined) {
 		const bool metadata_empty =
-		    info.metadata.range.address == 0 && info.metadata.range.size == 0 &&
-		    info.metadata.kind == ImageMetadataKind::None && info.metadata.control == 0 &&
+		    info.metadata.range.Empty() && info.metadata.kind == ImageMetadataKind::None &&
+		    info.metadata.control == 0 &&
 		    info.metadata.compression == VideoOutCompression::Uncompressed &&
 		    !info.metadata.stencil_compressed;
 		if (info.data.Empty() || info.HasStencil() || !metadata_empty || info.extent.width == 0 ||
@@ -620,16 +618,14 @@ void Validate(const ImageInfo& info) {
 	}
 	switch (info.metadata.kind) {
 		case ImageMetadataKind::None:
-			if (info.metadata.range.address != 0 || info.metadata.range.size != 0 ||
-			    info.metadata.control != 0 ||
+			if (!info.metadata.range.Empty() || info.metadata.control != 0 ||
 			    info.metadata.compression != VideoOutCompression::Uncompressed ||
 			    info.metadata.stencil_compressed) {
 				EXIT("metadata-free image has metadata state\n");
 			}
 			break;
 		case ImageMetadataKind::Htile:
-			ValidateRange(info.metadata.range, "HTILE");
-			if (info.metadata.range.Empty() ||
+			if (!info.metadata.range.Valid() ||
 			    info.metadata.compression != VideoOutCompression::Uncompressed) {
 				EXIT("invalid HTILE metadata\n");
 			}

src/graphics/host_gpu/renderer/image/imageInfo.h

@@ -15,18 +15,6 @@
 
 namespace Libs::Graphics {
 
-struct GuestRange {
-	uint64_t address = 0;
-	uint64_t size    = 0;
-
-	[[nodiscard]] constexpr bool Empty() const noexcept { return address == 0 || size == 0; }
-	[[nodiscard]] constexpr bool Valid() const noexcept {
-		return !Empty() && address < TRACKER_ADDRESS_SIZE && size <= TRACKER_ADDRESS_SIZE - address;
-	}
-	[[nodiscard]] constexpr uint64_t End() const noexcept { return address + size; }
-	auto                             operator<=>(const GuestRange&) const = default;
-};
-
 enum class VideoOutCompression : uint8_t { Uncompressed, Dcc256_256_0, Dcc256_64_64, Unsupported };
 
 enum class ImageMetadataKind : uint8_t { None, Htile, Dcc };
@@ -443,6 +431,10 @@ IsSupportedDisplayRenderTargetTileMode(Prospero::TileMode tile_mode) noexcept {
 		return encoded <= 0.04045f ? encoded / 12.92f : std::pow((encoded + 0.055f) / 1.055f, 2.4f);
 	};
 	switch (format) {
+		// A single-plane float target carries its clear as raw float bits, the same encoding the
+		// depth decoder below uses. Without this the clear is discarded and the target keeps stale
+		// contents.
+		case vk::Format::eR32Sfloat: next.float32[0] = std::bit_cast<float>(packed); break;
 		case vk::Format::eR32Uint: next.uint32[0] = packed; break;
 		case vk::Format::eR32Sint: next.int32[0] = static_cast<int32_t>(packed); break;
 		case vk::Format::eR8G8B8A8Srgb:

src/graphics/host_gpu/renderer/pipeline/descriptors.cpp

@@ -895,9 +895,9 @@ PreparedBindings RenderExecutor::PrepareBindings(const ShaderStageRuntime& runti
 	EXIT_IF(!runtime);
 	const auto& program  = *runtime.program;
 	const auto& snapshot = *runtime.resources;
-	std::string error;
-	if (!ShaderRecompiler::IR::ValidateResourceSpecialization(program, snapshot, &error)) {
-		EXIT("invalid native shader runtime snapshot: %s\n", error.c_str());
+	if (!ShaderRecompiler::IR::ValidateResourceSpecialization(program, snapshot)) {
+		EXIT("invalid native shader runtime snapshot: hash=0x%016" PRIx64 " stage=%u\n",
+		     program.shader_hash, static_cast<unsigned>(program.stage));
 	}
 
 	PreparedBindings prepared;

src/graphics/host_gpu/renderer/renderCompute.cpp

@@ -54,7 +54,9 @@ bool RenderExecutor::TryConsumeComputeMetaClear(const ShaderComputeInputInfo& in
 	for (uint32_t i = 0; i < program.info.buffers.size(); i++) {
 		const auto& resource   = program.info.buffers[i];
 		const auto  descriptor = DecodeNativeDescriptor<ShaderBufferResource>(resources.buffers[i]);
-		if (!resource.written && cache.IsMeta(descriptor.Base48())) {
+		// A metadata resource that is also read is not proven to be a full overwrite. Execute it
+		// conservatively instead of replacing the dispatch with a coarse full-surface clear.
+		if (cache.IsMeta(descriptor.Base48()) && (!resource.written || resource.read)) {
 			return false;
 		}
 	}

src/graphics/host_gpu/renderer/renderDraw.cpp

@@ -411,7 +411,7 @@ static void SetGraphicsDynamicParams(const CommandBuffer& buffer, vk::CommandBuf
 static bool DrawHasValidVertexShader(const HW::Shader& sh_ctx) {
 
 	const auto& vs = sh_ctx.GetVs();
-	return vs.gs_regs.chksum != 0 && ShaderAddressValid(vs.es_regs.data_addr);
+	return ShaderAddressValid(vs.es_regs.data_addr);
 }
 
 static bool PixelShaderHasDepthOrCoverageSideEffects(const HW::ShaderRegisters& sh_regs) {
@@ -443,7 +443,6 @@ static bool ShouldSkipGeShader(const CommandBuffer& buffer) {
 	};
 
 	const bool ps5_ngg_vertex_path = stages == 0x02002000 && vertex_info.es_regs.data_addr != 0 &&
-	                                 vertex_info.gs_regs.chksum != 0 &&
 	                                 sh_regs.m_vgtGsMaxVertOut == 0x00000000 &&
 	                                 is_known_gs_out_prim_type(sh_regs.m_vgtGsOutPrimType);
 
@@ -1450,7 +1449,7 @@ void RenderExecutor::DrawAuto(uint64_t submit_id, CommandBuffer& buffer, uint32_
 		if (graphics_debug_dump_enabled()) {
 			LOGF("DrawIndexAuto: skipping rect-list draw with no VS param exports and PS inputs: "
 			     "ps_inputs=%u ps=0x%016" PRIx64 " es=0x%016" PRIx64 " gs=0x%016" PRIx64 "\n",
-			     state.ps_input_info.input_num, sh_ctx.GetPs().ps_regs.chksum,
+			     state.ps_input_info.input_num, sh_ctx.GetPs().ps_regs.data_addr,
 			     sh_ctx.GetVs().es_regs.data_addr, sh_ctx.GetVs().gs_regs.data_addr);
 		}
 		ResetBindings();

src/graphics/presentation/window/hostInput.cpp

@@ -29,6 +29,7 @@ struct ControlInfo {
 	uint32_t         button   = 0;
 	Controller::Axis axis     = Controller::Axis::AxisMax;
 	bool             positive = false;
+	float            touch_x  = 0.0f;
 };
 
 static constexpr std::array CONTROL_INFO = {
@@ -47,7 +48,10 @@ static constexpr std::array CONTROL_INFO = {
     ControlInfo {"Circle", Controller::PAD_BUTTON_CIRCLE},
     ControlInfo {"Cross", Controller::PAD_BUTTON_CROSS},
     ControlInfo {"Square", Controller::PAD_BUTTON_SQUARE},
-    ControlInfo {"TouchPad", Controller::PAD_BUTTON_TOUCH_PAD},
+    ControlInfo {"TouchPad", Controller::PAD_BUTTON_TOUCH_PAD, Controller::Axis::AxisMax, false,
+                 0.25f},
+    ControlInfo {"TouchPadRight", Controller::PAD_BUTTON_TOUCH_PAD, Controller::Axis::AxisMax,
+                 false, 0.75f},
     ControlInfo {"LeftStickLeft", 0, Controller::Axis::LeftX, false},
     ControlInfo {"LeftStickRight", 0, Controller::Axis::LeftX, true},
     ControlInfo {"LeftStickUp", 0, Controller::Axis::LeftY, false},
@@ -83,11 +87,6 @@ std::size_t ControlFromName(std::string_view name) {
 	return static_cast<std::size_t>(std::distance(CONTROL_INFO.begin(), info));
 }
 
-const ControlInfo& Info(std::size_t control) {
-	EXIT_IF(control >= CONTROL_INFO.size());
-	return CONTROL_INFO[control];
-}
-
 SDL_Keycode NormalizeKey(SDL_Keycode key) {
 	switch (key) {
 		case SDLK_RSHIFT: return SDLK_LSHIFT;
@@ -205,6 +204,10 @@ void SetButton(uint32_t button, bool down) {
 	}
 }
 
+void SetTouchPad(float x, bool down) {
+	Controller::ControllerTouchPad(Controller::HOST_INPUT_CONTROLLER_ID, 0, down, x, 0.5f);
+}
+
 uint32_t DefaultKeyboardButton(int key_code) {
 	switch (NormalizeKey(static_cast<SDL_Keycode>(key_code))) {
 		case SDLK_UP: return Controller::PAD_BUTTON_UP;
@@ -221,8 +224,6 @@ uint32_t DefaultKeyboardButton(int key_code) {
 		case SDLK_LCTRL: return Controller::PAD_BUTTON_R3;
 		case SDLK_RETURN:
 		case SDLK_RETURN2: return Controller::PAD_BUTTON_OPTIONS;
-		case SDLK_BACKSPACE:
-		case SDLK_TAB: return Controller::PAD_BUTTON_TOUCH_PAD;
 		default: return 0;
 	}
 }
@@ -235,7 +236,12 @@ struct StickKeys {
 };
 
 void SetStickAxis(Controller::Axis axis, bool negative, bool positive) {
-	const int value = negative == positive ? 128 : negative ? 0 : 255;
+	int value = 128;
+	if (negative && !positive) {
+		value = 0;
+	} else if (positive && !negative) {
+		value = 255;
+	}
 	Controller::ControllerAxis(Controller::HOST_INPUT_CONTROLLER_ID, axis, value);
 }
 
@@ -244,7 +250,11 @@ void SetControl(std::size_t control, bool down) {
 		return;
 	}
 
-	const auto& info = Info(control);
+	const auto& info = CONTROL_INFO[control];
+	if (info.button == Controller::PAD_BUTTON_TOUCH_PAD) {
+		SetTouchPad(info.touch_x, down);
+		return;
+	}
 	if (info.button != 0) {
 		SetButton(info.button, down);
 		return;
@@ -271,6 +281,8 @@ void DefaultKeyboardInput(int key_code, bool down) {
 	static StickKeys right;
 
 	switch (NormalizeKey(static_cast<SDL_Keycode>(key_code))) {
+		case SDLK_BACKSPACE: SetTouchPad(0.25f, down); return;
+		case SDLK_TAB: SetTouchPad(0.75f, down); return;
 		case SDLK_a:
 			left.left = down;
 			SetStickAxis(Controller::Axis::LeftX, left.left, left.right);

src/graphics/presentation/window/vulkanWindow.cpp

@@ -157,6 +157,10 @@ static void VulkanFindPhysicalDevice(vk::Instance instance, vk::SurfaceKHR surfa
 	    });
 	EXIT_NOT_IMPLEMENTED(devices.empty());
 
+	if (Config::GetGpuIndex() >= 0) {
+		devices = {devices[Config::GetGpuIndex()]};
+	}
+
 	vk::PhysicalDevice  best_device       = nullptr;
 	uint32_t            best_queue_family = static_cast<uint32_t>(-1);
 	SurfaceCapabilities best_capabilities;

src/graphics/presentation/window/window.cpp

@@ -76,7 +76,6 @@ static uint32_t ControllerButtonToPadButton(int button) {
 		case SDL_CONTROLLER_BUTTON_B: return Controller::PAD_BUTTON_CIRCLE;
 		case SDL_CONTROLLER_BUTTON_X: return Controller::PAD_BUTTON_SQUARE;
 		case SDL_CONTROLLER_BUTTON_Y: return Controller::PAD_BUTTON_TRIANGLE;
-		case SDL_CONTROLLER_BUTTON_BACK: return Controller::PAD_BUTTON_TOUCH_PAD;
 		case SDL_CONTROLLER_BUTTON_START: return Controller::PAD_BUTTON_OPTIONS;
 		case SDL_CONTROLLER_BUTTON_LEFTSTICK: return Controller::PAD_BUTTON_L3;
 		case SDL_CONTROLLER_BUTTON_RIGHTSTICK: return Controller::PAD_BUTTON_R3;
@@ -86,6 +85,7 @@ static uint32_t ControllerButtonToPadButton(int button) {
 		case SDL_CONTROLLER_BUTTON_DPAD_DOWN: return Controller::PAD_BUTTON_DOWN;
 		case SDL_CONTROLLER_BUTTON_DPAD_LEFT: return Controller::PAD_BUTTON_LEFT;
 		case SDL_CONTROLLER_BUTTON_DPAD_RIGHT: return Controller::PAD_BUTTON_RIGHT;
+		case SDL_CONTROLLER_BUTTON_TOUCHPAD: return Controller::PAD_BUTTON_TOUCH_PAD;
 		default: return 0;
 	}
 }
@@ -705,6 +705,16 @@ void WindowContext::ProcessEvent(double time_s) {
 			break;
 		}
 
+		case SDL_CONTROLLERTOUCHPADDOWN:
+		case SDL_CONTROLLERTOUCHPADMOTION:
+		case SDL_CONTROLLERTOUCHPADUP:
+			if (event->ctouchpad.touchpad == 0) {
+				Controller::ControllerTouchPad(event->ctouchpad.which, event->ctouchpad.finger,
+				                               event->ctouchpad.type != SDL_CONTROLLERTOUCHPADUP,
+				                               event->ctouchpad.x, event->ctouchpad.y);
+			}
+			break;
+
 		case SDL_CONTROLLERDEVICEADDED:
 		case SDL_CONTROLLERDEVICEREMOVED:
 		case SDL_CONTROLLERDEVICEREMAPPED: {

src/graphics/shader/recompiler/ShaderRecompiler.cpp

@@ -30,14 +30,6 @@ namespace Libs::Graphics::ShaderRecompiler {
 
 namespace {
 
-bool ReadZeroMemory(void*, uint64_t, uint32_t* value) {
-	if (value == nullptr) {
-		return false;
-	}
-	*value = 0;
-	return true;
-}
-
 const char* GetDumpLabel(const CompileOptions& options) {
 	return options.dump_label != nullptr ? options.dump_label : "ShaderRecompiler";
 }
@@ -472,20 +464,14 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 
 } // namespace
 
-bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
-                  CompileResult& result, std::string* error) {
+CompileResult Recompile(std::span<const uint32_t> code, const CompileOptions& options) {
 	if (code.empty()) {
-		if (error != nullptr) {
-			*error = "invalid shader recompiler input";
-		}
-		return false;
+		EXIT("shader recompiler input is empty\n");
 	}
 	if (options.stage != ShaderType::Compute && options.stage != ShaderType::Vertex &&
 	    options.stage != ShaderType::Pixel) {
-		if (error != nullptr) {
-			*error = "shader recompiler supports compute, vertex, and pixel stages";
-		}
-		return false;
+		EXIT("shader recompiler received unsupported stage %u\n",
+		     static_cast<unsigned>(options.stage));
 	}
 
 	const auto compile_begin = std::chrono::steady_clock::now();
@@ -500,9 +486,7 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 	     static_cast<uint64_t>(code.size()));
 
 	Decoder::Program decoded;
-	if (!Decoder::DecodeProgram(code, decoded, error)) {
-		return false;
-	}
+	Decoder::DecodeProgram(code, decoded);
 	LOGF("%s phase end: stage=%s hash=0x%016" PRIx64 " decode instructions=%" PRIu64
 	     " elapsed_ms=%" PRIu64 "\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash,
@@ -516,12 +500,9 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 		}
 	}
 
-	CFG::Graph cfg;
 	LOGF("%s phase begin: stage=%s hash=0x%016" PRIx64 " CFG BuildGraph\n", GetDumpLabel(options),
 	     StageName(options.stage), options.shader_hash);
-	if (!CFG::BuildGraph(decoded, cfg, error)) {
-		return false;
-	}
+	auto cfg = CFG::BuildGraph(decoded);
 	LOGF("%s phase end: stage=%s hash=0x%016" PRIx64 " CFG BuildGraph blocks=%" PRIu64
 	     " loops=%" PRIu64 " back_edges=%" PRIu64 " elapsed_ms=%" PRIu64 "\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash,
@@ -534,13 +515,12 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 		dispatcher_reason   = cfg.unsupported_reason;
 		LogDispatcherFallback(options, cfg, "build", dispatcher_reason);
 	} else {
-		std::string structure_error;
-		const auto  unstructured_cfg = cfg;
+		const auto unstructured_cfg = cfg;
 		LOGF("%s phase begin: stage=%s hash=0x%016" PRIx64 " CFG Structurize\n",
 		     GetDumpLabel(options), StageName(options.stage), options.shader_hash);
-		if (!CFG::Structurize(cfg, &structure_error)) {
+		if (!CFG::Structurize(cfg)) {
 			dispatcher_fallback      = true;
-			dispatcher_reason        = structure_error;
+			dispatcher_reason        = cfg.unsupported_reason;
 			const auto failure_kind  = cfg.failure_kind;
 			const auto failure_block = cfg.failure_block;
 			LogDispatcherFallback(options, cfg, "structurize", dispatcher_reason);
@@ -548,7 +528,7 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 			cfg.unsupported        = true;
 			cfg.failure_kind       = failure_kind;
 			cfg.failure_block      = failure_block;
-			cfg.unsupported_reason = structure_error;
+			cfg.unsupported_reason = dispatcher_reason;
 		} else {
 			LOGF("%s structured CFG success: blocks=%" PRIu64 "\n", GetDumpLabel(options),
 			     static_cast<uint64_t>(cfg.blocks.size()));
@@ -560,20 +540,26 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 		     static_cast<uint64_t>(cfg.natural_loops.size()), phase_ms());
 	}
 
-	IR::Program ir;
 	const ShaderVertexInputInfo*  vertex  = nullptr;
 	const ShaderPixelInputInfo*   pixel   = nullptr;
 	const ShaderComputeInputInfo* compute = nullptr;
 	switch (options.stage) {
-		case ShaderType::Vertex: vertex = options.input_info.vertex; break;
-		case ShaderType::Pixel: pixel = options.input_info.pixel; break;
-		case ShaderType::Compute: compute = options.input_info.compute; break;
+		case ShaderType::Vertex:
+			vertex = options.input_info.vertex;
+			break;
+		case ShaderType::Pixel:
+			pixel = options.input_info.pixel;
+			break;
+		case ShaderType::Compute:
+			compute = options.input_info.compute;
+			break;
 		default: break;
 	}
 	EmbeddedFetchData embedded_fetch;
 	if (options.stage == ShaderType::Vertex && vertex->fetch_embedded) {
 		embedded_fetch = DetectEmbeddedVertexFetch(decoded, vertex, options.user_data_base,
-		                                           options.user_data_count, options.wave_size);
+		                                           static_cast<uint32_t>(options.user_data.size()),
+		                                           options.wave_size);
 		if (!embedded_fetch.loads.empty()) {
 			LOGF("%s embedded vertex fetch plan: detected=%" PRIu64 "\n", GetDumpLabel(options),
 			     static_cast<uint64_t>(embedded_fetch.loads.size()));
@@ -584,7 +570,7 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 	    .wave_size           = options.wave_size,
 	    .shader_hash         = options.shader_hash,
 	    .user_data_base      = options.user_data_base,
-	    .user_data_count     = options.user_data_count,
+	    .user_data_count     = static_cast<uint32_t>(options.user_data.size()),
 	    .scratch_dwords      = options.scratch_dwords,
 	    .dispatcher_fallback = dispatcher_fallback,
 	    .cfg_failure_kind    = cfg.failure_kind,
@@ -597,9 +583,7 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 	};
 	LOGF("%s phase begin: stage=%s hash=0x%016" PRIx64 " IR TranslateProgram\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash);
-	if (!Frontend::TranslateProgram(decoded, cfg, translate_options, ir, error)) {
-		return false;
-	}
+	auto ir = Frontend::TranslateProgram(decoded, cfg, translate_options);
 	LOGF("%s phase end: stage=%s hash=0x%016" PRIx64 " IR TranslateProgram blocks=%" PRIu64
 	     " elapsed_ms=%" PRIu64 "\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash,
@@ -626,66 +610,35 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 			     lds_barriers.inserted_barriers);
 		}
 	}
-	std::string srt_error;
-	if (!IR::BuildSrtPlan(ir, &srt_error)) {
-		LOGF("%s SRT planning failed: %s\n", GetDumpLabel(options), srt_error.c_str());
-		if (error != nullptr) {
-			*error = std::move(srt_error);
-		}
-		return false;
-	}
+	IR::BuildSrtPlan(ir);
 	IR::EliminateDeadCode(ir.blocks);
-	if (!IR::TrackResources(ir, error)) {
-		return false;
-	}
+	IR::TrackResources(ir);
 	IR::EliminateDeadCode(ir.blocks);
 	if (options.stage == ShaderType::Vertex) {
 		ir.info.vertex_offset_sgpr = embedded_fetch.vertex_offset_sgpr;
 	}
 
+	const IR::SrtRuntime runtime {
+	    .user_data                  = options.user_data,
+	    .shader_base                = reinterpret_cast<uint64_t>(code.data()),
+	    .read_memory                = options.read_memory,
+	    .userdata                   = options.read_memory_data,
+	    .read_specialization_memory = options.read_specialization_memory,
+	};
 	IR::ResourceSnapshot resources;
-	if (options.resource_snapshot != nullptr) {
-		resources = *options.resource_snapshot;
-	} else {
-		IR::SrtRuntime           runtime;
-		std::array<uint32_t, 64> zero_user_data {};
-		if (options.user_data == nullptr) {
-			for (uint32_t i = 2; i < zero_user_data.size(); i += 4) {
-				zero_user_data[i] = UINT32_MAX;
-			}
-		}
-		const auto* user_data =
-		    options.user_data != nullptr ? options.user_data : zero_user_data.data();
-		runtime.user_data   = std::span<const uint32_t>(user_data, options.user_data_count);
-		runtime.shader_base = options.shader_base != 0 ? options.shader_base
-		                                               : reinterpret_cast<uint64_t>(code.data());
-		runtime.read_memory = options.read_memory;
-		runtime.read_specialization_memory = options.read_specialization_memory;
-		if (runtime.read_memory == nullptr && options.user_data == nullptr) {
-			runtime.read_memory = ReadZeroMemory;
-		}
-		runtime.userdata         = options.read_memory_data;
-		if (!IR::MaterializeResources(ir, runtime, resources, error)) {
-			return false;
-		}
-	}
-	if (!IR::SpecializeResources(ir, resources, error)) {
-		return false;
+	if (!IR::MaterializeResources(ir, runtime, resources)) {
+		EXIT("shader resource materialization failed: stage=%s hash=0x%016" PRIx64 "\n",
+		     StageName(options.stage), options.shader_hash);
 	}
+	IR::SpecializeResources(ir, resources);
 
 	IR::ShaderInfoOptions info_options;
 	info_options.vertex  = vertex;
 	info_options.pixel   = pixel;
 	info_options.compute = compute;
-	if (!IR::CollectShaderInfo(ir, info_options, error)) {
-		return false;
-	}
-	if (!IR::AllocateBindings(ir, options.push_constant_offset, error)) {
-		return false;
-	}
-	if (!Spirv::AnalyzeProgramRequirements(ir, error)) {
-		return false;
-	}
+	IR::CollectShaderInfo(ir, info_options);
+	IR::AllocateBindings(ir, options.push_constant_offset);
+	Spirv::AnalyzeProgramRequirements(ir);
 	std::string ir_dump;
 	if (options.dump_ir) {
 		ir_dump = MakeIrDump(cfg, ir);
@@ -694,36 +647,22 @@ bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
 		}
 	}
 
-	std::vector<uint32_t> spirv;
-	std::string           emit_error;
 	LOGF("%s phase begin: stage=%s hash=0x%016" PRIx64 " SPIR-V EmitProgram\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash);
-	if (!Spirv::EmitProgram(ir, resources, options.input_info, spirv, &emit_error)) {
-		LOGF("%s typed SPIR-V emit failed: %s\n", GetDumpLabel(options), emit_error.c_str());
-		if (dispatcher_fallback && error != nullptr) {
-			*error = fmt::format("dispatcher fallback failed after {}: {}",
-			                     dispatcher_reason.c_str(), emit_error.c_str());
-			LOGF("%s dispatcher fallback emit failed: %s\n", GetDumpLabel(options), error->c_str());
-		} else if (error != nullptr) {
-			*error = emit_error;
-		}
-		return false;
-	}
+	auto spirv = Spirv::EmitProgram(ir, resources, options.input_info);
 	LOGF("%s phase end: stage=%s hash=0x%016" PRIx64 " SPIR-V EmitProgram words=%" PRIu64
 	     " elapsed_ms=%" PRIu64 "\n",
 	     GetDumpLabel(options), StageName(options.stage), options.shader_hash,
 	     static_cast<uint64_t>(spirv.size()), phase_ms());
+	CompileResult result;
 	result.spirv     = std::move(spirv);
 	result.program   = std::move(ir);
 	result.resources = std::move(resources);
 	if (options.dump_ir) {
 		result.decoded_dump = std::move(decoded_dump);
 		result.ir_dump      = std::move(ir_dump);
-	} else {
-		result.decoded_dump.clear();
-		result.ir_dump.clear();
 	}
-	return true;
+	return result;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler

src/graphics/shader/recompiler/ShaderRecompiler.h

@@ -15,19 +15,16 @@ struct CompileOptions {
 	ShaderType                  stage           = ShaderType::Compute;
 	uint32_t                    wave_size       = 64;
 	uint32_t                    user_data_base  = 0;
-	uint32_t                    user_data_count = 64;
 	uint32_t                    scratch_dwords  = 0;
 	uint64_t                    shader_hash     = 0;
-	uint64_t                    shader_base     = 0;
 	uint32_t                    push_constant_offset      = 0;
 	bool                        dump_ir                    = true;
 	bool                        early_dump                 = false;
 	const char*                 dump_label                 = nullptr;
-	const uint32_t*             user_data                  = nullptr;
+	std::span<const uint32_t>   user_data;
 	IR::SrtMemoryReader         read_memory                = nullptr;
 	IR::SrtMemoryReader         read_specialization_memory = nullptr;
 	void*                       read_memory_data           = nullptr;
-	const IR::ResourceSnapshot* resource_snapshot          = nullptr;
 	ShaderStageInputInfo        input_info;
 };
 
@@ -39,8 +36,8 @@ struct CompileResult {
 	IR::ResourceSnapshot  resources;
 };
 
-bool TryRecompile(std::span<const uint32_t> code, const CompileOptions& options,
-                  CompileResult& result, std::string* error);
+[[nodiscard]] CompileResult Recompile(std::span<const uint32_t> code,
+                                      const CompileOptions& options);
 
 } // namespace Libs::Graphics::ShaderRecompiler
 

src/graphics/shader/recompiler/backend/spirv/SpirvEmitter.cpp

@@ -1,19 +1,23 @@
 #include "graphics/shader/recompiler/backend/spirv/SpirvEmitter.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
-#include "graphics/shader/shader.h"
 
 #include <algorithm>
 #include <array>
 
 namespace Libs::Graphics::ShaderRecompiler::Spirv {
 
-using ShaderError::Fail;
-
 namespace {
 
-bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
+[[noreturn]] void Fail(const IR::Program& program, const char* reason) {
+	EXIT("SPIR-V validation failed: hash=0x%016" PRIx64 " stage=%u reason=%s\n",
+	     program.shader_hash, static_cast<unsigned>(program.stage), reason);
+	std::abort();
+}
+
+void ValidateNativeProgram(const IR::Program& program) {
 	using Kind                                             = IR::DescriptorBindingKind;
 	constexpr auto                               KindCount = static_cast<size_t>(Kind::Count);
 	std::array<std::vector<uint32_t>, KindCount> expected;
@@ -36,13 +40,13 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 	for (uint32_t i = 0; i < program.info.images.size(); i++) {
 		const auto kind = IR::DescriptorBindingForImage(program.info.images[i]);
 		if (!kind.has_value()) {
-			return Fail(error, "native shader plan has an invalid image class");
+			Fail(program, "native shader plan has an invalid image class");
 		}
 		present[static_cast<size_t>(*kind)] = true;
 		const auto dynamic = program.info.images[i].mip_mode == IR::ImageMipMode::DynamicStorage;
 		const auto count   = dynamic ? program.info.images[i].mip_count : 1u;
 		if (count == 0u || (!dynamic && program.info.images[i].mip_count != 1u)) {
-			return Fail(error, "native shader plan has an invalid image mip descriptor count");
+			Fail(program, "native shader plan has an invalid image mip descriptor count");
 		}
 		expected[static_cast<size_t>(*kind)].insert(expected[static_cast<size_t>(*kind)].end(),
 		                                            count, i);
@@ -58,11 +62,11 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 			}
 			const auto index = inst.Flags<IR::MemoryFlags>().index;
 			if (index >= program.memory_info.size()) {
-				return Fail(error, "shared operation has invalid memory metadata");
+				Fail(program, "shared operation has invalid memory metadata");
 			}
 			const auto kind = program.memory_info[index].kind;
 			if (kind != IR::ResourceKind::Lds && kind != IR::ResourceKind::Gds) {
-				return Fail(error, "shared operation has invalid resource kind");
+				Fail(program, "shared operation has invalid resource kind");
 			}
 			uses_gds |= kind == IR::ResourceKind::Gds;
 		}
@@ -91,13 +95,13 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 		const auto kind = static_cast<size_t>(binding.kind);
 		if (kind >= KindCount || seen[kind] || !present[kind] ||
 		    binding.resources != expected[kind]) {
-			return Fail(error, "native descriptor groups do not match shader topology");
+			Fail(program, "native descriptor groups do not match shader topology");
 		}
 		seen[kind] = true;
 	}
 	for (size_t i = 0; i < KindCount; i++) {
 		if (present[i] != seen[i]) {
-			return Fail(error, "native shader plan is missing a required descriptor group");
+			Fail(program, "native shader plan is missing a required descriptor group");
 		}
 	}
 	const auto has_user_storage = present[static_cast<size_t>(Kind::UserData)];
@@ -114,7 +118,7 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 	    std::adjacent_find(program.bindings.user_data_registers.begin(),
 	                       program.bindings.user_data_registers.end()) !=
 	        program.bindings.user_data_registers.end()) {
-		return Fail(error, "native user-data layout is inconsistent");
+		Fail(program, "native user-data layout is inconsistent");
 	}
 
 	const auto planning_only_handle = [&](const IR::Inst& handle) {
@@ -139,7 +143,7 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 						break;
 					}
 					if (dense >= program.info.buffers.size()) {
-						return Fail(error, "typed buffer handle has an invalid dense resource");
+						Fail(program, "typed buffer handle has an invalid dense resource");
 					}
 					break;
 				case IR::ValueOpcode::GetAddressResource:
@@ -147,29 +151,29 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 						break;
 					}
 					if (inst.NumArgs() != 2 || !program.info.uses_dma) {
-						return Fail(error, "typed address handle has invalid DMA metadata");
+						Fail(program, "typed address handle has invalid DMA metadata");
 					}
 					break;
 				case IR::ValueOpcode::GetScratchResource:
 					if (inst.NumArgs() != 0 || program.scratch_dwords == 0) {
-						return Fail(error, "typed scratch handle has invalid shader metadata");
+						Fail(program, "typed scratch handle has invalid shader metadata");
 					}
 					break;
 				case IR::ValueOpcode::GetImageResource:
 					if (dense >= program.info.images.size()) {
-						return Fail(error, "typed image handle has an invalid dense resource");
+						Fail(program, "typed image handle has an invalid dense resource");
 					}
 					break;
 				case IR::ValueOpcode::GetSamplerResource:
 					if (dense >= program.info.samplers.size()) {
-						return Fail(error, "typed sampler handle has an invalid dense resource");
+						Fail(program, "typed sampler handle has an invalid dense resource");
 					}
 					break;
 				case IR::ValueOpcode::ReadConst: {
 					const auto slot = inst.Arg(1).Resolve();
 					if (!slot.IsImmediate() || slot.GetType() != IR::Type::U32 ||
 					    slot.U32() >= program.srt_reads.size()) {
-						return Fail(error, "flattened SRT read has an invalid dense slot");
+						Fail(program, "flattened SRT read has an invalid dense slot");
 					}
 					break;
 				}
@@ -177,12 +181,11 @@ bool ValidateNativeProgram(const IR::Program& program, std::string* error) {
 			}
 		}
 	}
-	return true;
 }
 
 } // namespace
 
-bool AnalyzeProgramRequirements(IR::Program& program, std::string* error) {
+void AnalyzeProgramRequirements(IR::Program& program) {
 	program.spirv_requirements.reset();
 	IR::SpirvRequirements requirements {};
 	const auto MarkBallot = [&] { requirements.subgroup_ballot = true; };
@@ -192,30 +195,30 @@ bool AnalyzeProgramRequirements(IR::Program& program, std::string* error) {
 			if (address_access != IR::AddressAccess::None) {
 				const auto memory_index = inst.Flags<IR::MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, "address operation has invalid memory metadata");
+					Fail(program, "address operation has invalid memory metadata");
 				}
 				if (program.memory_info[memory_index].kind == IR::ResourceKind::Scratch) {
 					if (program.scratch_dwords == 0) {
-						return Fail(error, "scratch operation has no per-thread storage");
+						Fail(program, "scratch operation has no per-thread storage");
 					}
 					requirements.function_scratch = true;
 				} else if (address_access == IR::AddressAccess::Write) {
-					return Fail(error, "writable FLAT/GLOBAL addresses require GPU ownership tracking");
+					Fail(program, "writable FLAT/GLOBAL addresses require GPU ownership tracking");
 				}
 			}
 			if (IR::BufferAccessOf(inst.GetOpcode()) != IR::BufferAccess::None) {
 				const auto memory_index = inst.Flags<IR::MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, "buffer operation has invalid memory metadata");
+					Fail(program, "buffer operation has invalid memory metadata");
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if (memory.kind == IR::ResourceKind::Buffer) {
 					if (memory.resource >= program.info.buffers.size()) {
-						return Fail(error, "buffer operation has invalid resource metadata");
+						Fail(program, "buffer operation has invalid resource metadata");
 					}
 					if ((program.info.buffers[memory.resource].packed_stride & (1u << 20u)) != 0u) {
 						if (program.stage != ShaderType::Compute) {
-							return Fail(error, "buffer ADD_TID is only valid for compute shaders");
+							Fail(program, "buffer ADD_TID is only valid for compute shaders");
 						}
 						requirements.subgroup_local_invocation_id = true;
 					}
@@ -225,11 +228,11 @@ bool AnalyzeProgramRequirements(IR::Program& program, std::string* error) {
 			if (shared_access != IR::SharedAccess::None) {
 				const auto index = inst.Flags<IR::MemoryFlags>().index;
 				if (index >= program.memory_info.size()) {
-					return Fail(error, "shared operation has invalid memory metadata");
+					Fail(program, "shared operation has invalid memory metadata");
 				}
 				const auto kind = program.memory_info[index].kind;
 				if (kind != IR::ResourceKind::Lds && kind != IR::ResourceKind::Gds) {
-					return Fail(error, "shared operation has invalid resource kind");
+					Fail(program, "shared operation has invalid resource kind");
 				}
 				if (program.stage != ShaderType::Compute && kind == IR::ResourceKind::Lds) {
 					requirements.function_lds = true;
@@ -283,7 +286,7 @@ bool AnalyzeProgramRequirements(IR::Program& program, std::string* error) {
 				case IR::ValueOpcode::SetAttribute: {
 					const auto index = inst.Flags<IR::ExportFlags>().index;
 					if (index >= program.export_info.size()) {
-						return Fail(error, "attribute export has invalid metadata");
+						Fail(program, "attribute export has invalid metadata");
 					}
 					if (program.stage == ShaderType::Pixel &&
 					    program.export_info[index].vm) {
@@ -296,37 +299,30 @@ bool AnalyzeProgramRequirements(IR::Program& program, std::string* error) {
 		}
 	}
 	program.spirv_requirements.emplace(requirements);
-	return true;
 }
 
-bool EmitProgram(const IR::Program& program, const IR::ResourceSnapshot& resources,
-                 ShaderStageInputInfo input_info, std::vector<uint32_t>& spirv,
-                 std::string* error) {
+std::vector<uint32_t> EmitProgram(const IR::Program& program,
+                                  const IR::ResourceSnapshot& resources,
+                                  ShaderStageInputInfo input_info) {
 	using namespace Emitter;
 
 	if (program.stage != ShaderType::Compute && program.stage != ShaderType::Vertex &&
 	    program.stage != ShaderType::Pixel) {
-		SetError(error, "binary SPIR-V emitter supports compute, vertex, and pixel shaders");
-		return false;
+		Fail(program, "binary SPIR-V emitter supports compute, vertex, and pixel shaders");
 	}
 	if (!program.srt_plan_complete || !program.resource_tracking_complete ||
 	    !program.shader_info_complete || !program.binding_layout_complete ||
 	    !program.spirv_requirements.has_value()) {
-		SetError(error, "SPIR-V emitter requires a fully planned native shader program");
-		return false;
+		Fail(program, "SPIR-V emitter requires a fully planned native shader program");
 	}
-	if (!IR::ValidateResourceSnapshot(program, resources, error)) {
-		return false;
+	if (!IR::ValidateResourceSnapshot(program, resources)) {
+		Fail(program, "resource snapshot is inconsistent with the native shader plan");
 	}
-	if (!IR::ValidateResourceSpecialization(program, resources, error)) {
-		return false;
-	}
-	if (!ValidateNativeProgram(program, error)) {
-		return false;
-	}
-	if (!IR::ValidateProgram(program, true, error)) {
-		return false;
+	if (!IR::ValidateResourceSpecialization(program, resources)) {
+		Fail(program, "resource specialization is inconsistent with the native shader plan");
 	}
+	ValidateNativeProgram(program);
+	IR::ValidateProgram(program, true);
 	EmitterState state(program, resources, input_info);
 	state.stage     = program.stage;
 	state.wave_size = program.wave_size;
@@ -337,17 +333,13 @@ bool EmitProgram(const IR::Program& program, const IR::ResourceSnapshot& resourc
 	AllocateInputVariables(state);
 	AllocateOutputVariables(state);
 	DefineModule(state);
-	if (!EmitProgram(state, program, error)) {
-		return false;
-	}
+	EmitProgram(state, program);
 
 	auto binary = state.builder.Build();
 	if (binary.empty()) {
-		SetError(error, "SPIR-V builder returned an empty module");
-		return false;
+		Fail(program, "SPIR-V builder returned an empty module");
 	}
-	spirv = std::move(binary);
-	return true;
+	return binary;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::Spirv

src/graphics/shader/recompiler/backend/spirv/SpirvEmitter.h

@@ -9,10 +9,11 @@
 
 namespace Libs::Graphics::ShaderRecompiler::Spirv {
 
-bool AnalyzeProgramRequirements(IR::Program& program, std::string* error);
+void AnalyzeProgramRequirements(IR::Program& program);
 
-bool EmitProgram(const IR::Program& program, const IR::ResourceSnapshot& resources,
-                 ShaderStageInputInfo input_info, std::vector<uint32_t>& spirv, std::string* error);
+std::vector<uint32_t> EmitProgram(const IR::Program& program,
+                                  const IR::ResourceSnapshot& resources,
+                                  ShaderStageInputInfo input_info);
 
 } // namespace Libs::Graphics::ShaderRecompiler::Spirv
 

src/graphics/shader/recompiler/backend/spirv/spirvEmitterAnalysis.cpp

@@ -37,12 +37,6 @@ bool PixelParameterIsCustom(const EmitterState& state, uint32_t attr) {
 	       ShaderPixelParameterIsCustom(*state.input_info.pixel, attr);
 }
 
-void SetError(std::string* error, const char* message) {
-	if (error != nullptr) {
-		*error = message;
-	}
-}
-
 bool HasOutput(const std::vector<OutputBinding>& outputs, IR::StageOutputKind kind,
                uint32_t index) {
 	return std::any_of(outputs.begin(), outputs.end(), [kind, index](const OutputBinding& binding) {

src/graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h

@@ -439,7 +439,8 @@ struct ValueEmitContext {
 	const IR::MemoryInfo& Memory(const IR::Inst& inst) const;
 	const IR::ExportInfo& Export(const IR::Inst& inst) const;
 	uint32_t              Label(const IR::Block* block) const;
-	void                  Fail(const IR::Inst& inst, const char* reason);
+	[[noreturn]] void     Fail(const char* reason) const;
+	[[noreturn]] void     Fail(const IR::Inst& inst, const char* reason) const;
 
 	EmitterState&                                                      state;
 	const IR::Program&                                            program;
@@ -449,8 +450,6 @@ struct ValueEmitContext {
 	std::unordered_map<const IR::Inst*, std::pair<uint32_t, uint32_t>> dispatcher_block_loads;
 	const IR::Block*                                                   current_block = nullptr;
 	uint32_t                                                           scratch_u32_variable = 0;
-	bool                                                               failed               = false;
-	std::string                                                        error;
 };
 
 enum class VertexInputScalarKind { Float, Sint, Uint };
@@ -613,8 +612,6 @@ uint32_t VertexParameterVectorOrScalarType(EmitterState& state, VertexInputScala
 uint32_t VertexParameterInputPointerType(EmitterState& state, VertexInputScalarKind kind,
                                          uint32_t components);
 
-void SetError(std::string* error, const char* message);
-
 bool HasOutput(const std::vector<OutputBinding>& outputs, IR::StageOutputKind kind, uint32_t index);
 
 void CopyProgramInputsAndOutputs(EmitterState& state, const IR::Program& program);
@@ -864,7 +861,7 @@ bool EmitValueMemory(ValueEmitContext& ctx, const IR::Inst& inst);
 
 bool EmitValueImage(ValueEmitContext& ctx, const IR::Inst& inst);
 
-bool EmitProgram(EmitterState& state, const IR::Program& program, std::string* error);
+void EmitProgram(EmitterState& state, const IR::Program& program);
 
 void DefineGetBdaPointer(EmitterState& state);
 

src/graphics/shader/recompiler/backend/spirv/spirvEmitterProgram.cpp

@@ -1,8 +1,9 @@
 #include "graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h"
 
+#include "common/assert.h"
+
 #include <algorithm>
 #include <bit>
-#include <fmt/format.h>
 #include <functional>
 #include <optional>
 #include <unordered_set>
@@ -196,57 +197,50 @@ uint32_t EmitDispatcherNextPc(ValueEmitContext& ctx, const DispatcherFunctionSta
 	}
 }
 
-bool EmitDirectInstruction(ValueEmitContext& ctx, const IR::Inst& inst) {
+void EmitDirectInstruction(ValueEmitContext& ctx, const IR::Inst& inst) {
 	if (EmitValueFlow(ctx, inst) || EmitValueAlu(ctx, inst) || EmitValueMemory(ctx, inst) ||
 	    EmitValueImage(ctx, inst)) {
-		return true;
+		return;
 	}
 	ctx.Fail(inst, "has no direct SPIR-V emitter");
-	return false;
 }
 
-bool EmitStructuredInstruction(ValueEmitContext& ctx, StructuredFunctionState& structured,
+void EmitStructuredInstruction(ValueEmitContext& ctx, StructuredFunctionState& structured,
                                const IR::Inst& inst) {
 	if (inst.GetOpcode() == IR::ValueOpcode::Phi) {
 		const auto type = ctx.TypeId(inst.GetType());
 		if (type == 0 || inst.NumArgs() == 0) {
 			ctx.Fail(inst, "has no native SPIR-V representation");
-			return false;
 		}
 		for (size_t index = 0; index < inst.NumArgs(); index++) {
 			const auto* predecessor = inst.PhiBlock(index);
 			if (predecessor == nullptr || !ctx.labels.contains(predecessor)) {
 				ctx.Fail(inst, "has a predecessor outside the structured function");
-				return false;
 			}
 		}
 		structured.deferred_phis.push_back(
 		    {ctx.state.builder.AddDeferredPhi(type, ctx.Result(inst), inst.NumArgs()), &inst});
-		return true;
+		return;
 	}
-	return EmitDirectInstruction(ctx, inst);
+	EmitDirectInstruction(ctx, inst);
 }
 
-bool EmitDispatcherInstruction(ValueEmitContext& ctx, const DispatcherFunctionState& dispatcher,
+void EmitDispatcherInstruction(ValueEmitContext& ctx, const DispatcherFunctionState& dispatcher,
                                const IR::Inst& inst) {
 	if (inst.GetOpcode() == IR::ValueOpcode::Phi) {
 		const auto type = ctx.TypeId(inst.GetType());
 		if (type == 0) {
 			ctx.Fail(inst, "cannot be loaded by the dispatcher");
-			return false;
 		}
 		ctx.state.builder.AddFunction(
 		    {OpLoad, type, ctx.Result(inst), dispatcher.spills.at(&inst)});
-		return true;
-	}
-	if (!EmitDirectInstruction(ctx, inst)) {
-		return false;
+		return;
 	}
+	EmitDirectInstruction(ctx, inst);
 	if (const auto found = dispatcher.spills.find(&inst); found != dispatcher.spills.end()) {
 		ctx.state.builder.AddFunction(
 		    {OpStore, found->second, ctx.Def(IR::Value(const_cast<IR::Inst*>(&inst)))});
 	}
-	return true;
 }
 
 template <typename EmitInstruction>
@@ -258,14 +252,11 @@ void EmitBlock(ValueEmitContext& ctx, const IR::Block* block, EmitInstruction&&
 		if (inst.GetOpcode() == IR::ValueOpcode::Phi) {
 			if (emitted_non_phi) {
 				ctx.Fail(inst, "appears after a non-Phi instruction");
-				return;
 			}
 		} else {
 			emitted_non_phi = true;
 		}
-		if (!emit_instruction(inst)) {
-			return;
-		}
+		emit_instruction(inst);
 	}
 }
 
@@ -275,15 +266,10 @@ void PatchStructuredPhis(ValueEmitContext& ctx, StructuredFunctionState& structu
 			const auto* predecessor = deferred.instruction->PhiBlock(index);
 			const auto  found       = structured.block_exit_labels.find(predecessor);
 			if (found == structured.block_exit_labels.end()) {
-				ctx.failed = true;
-				ctx.error  = "typed Phi predecessor was not emitted";
-				return;
+				ctx.Fail(*deferred.instruction, "has a predecessor that was not emitted");
 			}
 			ctx.state.builder.PatchDeferredPhi(
 			    deferred.phi, index, ctx.Def(deferred.instruction->Arg(index)), found->second);
-			if (ctx.failed) {
-				return;
-			}
 		}
 	}
 }
@@ -291,20 +277,15 @@ void PatchStructuredPhis(ValueEmitContext& ctx, StructuredFunctionState& structu
 void EmitStructuredFunction(ValueEmitContext& ctx) {
 	StructuredFunctionState structured;
 	ctx.state.builder.AddFunction({OpBranch, ctx.Label(ctx.program.blocks.front())});
-	for (size_t index = 0; index < ctx.program.blocks.size() && !ctx.failed; index++) {
+	for (size_t index = 0; index < ctx.program.blocks.size(); index++) {
 		const auto* block = ctx.program.blocks[index];
 		EmitBlock(ctx, block, [&](const IR::Inst& inst) {
-			return EmitStructuredInstruction(ctx, structured, inst);
+			EmitStructuredInstruction(ctx, structured, inst);
 		});
-		if (ctx.failed) {
-			break;
-		}
 		structured.block_exit_labels.emplace(block, ctx.state.current_label);
 		EmitStructuredTerminator(ctx, block, ctx.program.block_info[index]);
 	}
-	if (!ctx.failed) {
-		PatchStructuredPhis(ctx, structured);
-	}
+	PatchStructuredPhis(ctx, structured);
 }
 
 void EmitDispatcherFunction(ValueEmitContext& ctx, const DispatcherFunctionState& dispatcher) {
@@ -312,11 +293,8 @@ void EmitDispatcherFunction(ValueEmitContext& ctx, const DispatcherFunctionState
 	const auto* entry = ctx.program.blocks.front();
 	state.builder.AddFunction({OpBranch, ctx.Label(entry)});
 	EmitBlock(ctx, entry, [&](const IR::Inst& inst) {
-		return EmitDispatcherInstruction(ctx, dispatcher, inst);
+		EmitDispatcherInstruction(ctx, dispatcher, inst);
 	});
-	if (ctx.failed) {
-		return;
-	}
 	const auto initial_pc =
 	    EmitDispatcherNextPc(ctx, dispatcher, entry, ctx.program.block_info.front());
 	const auto initial_parent = state.current_label;
@@ -347,22 +325,16 @@ void EmitDispatcherFunction(ValueEmitContext& ctx, const DispatcherFunctionState
 	std::vector<uint32_t> next_pc_words {OpPhi, TypeU32(state), next_pc,
 	                                     ConstantU32(state, UINT32_MAX), dispatcher.select_label};
 
-	for (size_t index = 1; index < ctx.program.blocks.size() && !ctx.failed; index++) {
+	for (size_t index = 1; index < ctx.program.blocks.size(); index++) {
 		EmitBlock(ctx, ctx.program.blocks[index], [&](const IR::Inst& inst) {
-			return EmitDispatcherInstruction(ctx, dispatcher, inst);
+			EmitDispatcherInstruction(ctx, dispatcher, inst);
 		});
-		if (ctx.failed) {
-			break;
-		}
 		const auto selected = EmitDispatcherNextPc(ctx, dispatcher, ctx.program.blocks[index],
 		                                           ctx.program.block_info[index]);
 		next_pc_words.push_back(selected);
 		next_pc_words.push_back(state.current_label);
 		state.builder.AddFunction({OpBranch, dispatcher.after_switch_label});
 	}
-	if (ctx.failed) {
-		return;
-	}
 	EmitLabel(state, dispatcher.after_switch_label);
 	state.builder.AddFunction(next_pc_words);
 	state.builder.AddFunction({OpBranch, dispatcher.continue_label});
@@ -408,9 +380,7 @@ uint32_t ValueEmitContext::Def(IR::Value value) {
 	}
 	const auto* inst = value.ResolveInstruction();
 	if (inst == nullptr) {
-		failed = true;
-		error  = "direct SPIR-V emitter received a non-value argument";
-		return ConstantU32(state, 0);
+		Fail("direct SPIR-V emitter received a non-value argument");
 	}
 	if (dispatcher_spills != nullptr && current_block != nullptr &&
 	    inst->Parent() != current_block) {
@@ -469,9 +439,7 @@ uint32_t ValueEmitContext::Define(const IR::Inst& inst, uint32_t value) {
 uint32_t ValueEmitContext::ResourceIndex(IR::Value value, IR::ValueOpcode opcode) {
 	const auto* inst = value.ResolveInstruction();
 	if (inst == nullptr || inst->GetOpcode() != opcode) {
-		failed = true;
-		error  = "typed resource handle has the wrong producer";
-		return 0;
+		Fail("typed resource handle has the wrong producer");
 	}
 	return inst->Flags<uint32_t>();
 }
@@ -479,9 +447,7 @@ uint32_t ValueEmitContext::ResourceIndex(IR::Value value, IR::ValueOpcode opcode
 const IR::Inst* ValueEmitContext::ImageAddress(IR::Value value) {
 	const auto* inst = value.ResolveInstruction();
 	if (inst == nullptr || inst->GetOpcode() != IR::ValueOpcode::MakeImageAddress) {
-		failed = true;
-		error  = "typed image address was not constructed by MakeImageAddress";
-		return nullptr;
+		Fail("typed image address was not constructed by MakeImageAddress");
 	}
 	return inst;
 }
@@ -498,12 +464,20 @@ uint32_t ValueEmitContext::Label(const IR::Block* block) const {
 	return labels.at(block);
 }
 
-void ValueEmitContext::Fail(const IR::Inst& inst, const char* reason) {
-	failed = true;
-	error  = fmt::format("typed opcode {} {}", IR::ValueOpcodeName(inst.GetOpcode()), reason);
+[[noreturn]] void ValueEmitContext::Fail(const char* reason) const {
+	EXIT("SPIR-V emission failed: hash=0x%016" PRIx64 " stage=%u reason=%s\n",
+	     program.shader_hash, static_cast<unsigned>(program.stage), reason);
+	std::abort();
 }
 
-bool EmitProgram(EmitterState& state, const IR::Program& program, std::string* error) {
+[[noreturn]] void ValueEmitContext::Fail(const IR::Inst& inst, const char* reason) const {
+	EXIT("SPIR-V emission failed: hash=0x%016" PRIx64 " stage=%u opcode=%s reason=%s\n",
+	     program.shader_hash, static_cast<unsigned>(program.stage),
+	     IR::ValueOpcodeName(inst.GetOpcode()), reason);
+	std::abort();
+}
+
+void EmitProgram(EmitterState& state, const IR::Program& program) {
 	ValueEmitContext                       ctx(state, program);
 	std::optional<DispatcherFunctionState> dispatcher;
 	if (state.stage == ShaderType::Pixel && state.requirements.pixel_valid_mask) {
@@ -562,10 +536,6 @@ bool EmitProgram(EmitterState& state, const IR::Program& program, std::string* e
 		dispatch.merge_label        = state.builder.AllocateId();
 		ctx.dispatcher_spills       = &dispatch.spills;
 	}
-	if (ctx.failed) {
-		SetError(error, ctx.error.c_str());
-		return false;
-	}
 	DefineGetBdaPointer(state);
 	for (const auto* block: program.blocks) {
 		if (std::ranges::any_of(*block, [](const IR::Inst& inst) {
@@ -630,11 +600,6 @@ bool EmitProgram(EmitterState& state, const IR::Program& program, std::string* e
 		EmitStructuredFunction(ctx);
 	}
 	state.builder.AddFunction({OpFunctionEnd});
-	if (ctx.failed) {
-		SetError(error, ctx.error.c_str());
-		return false;
-	}
-	return true;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter

src/graphics/shader/recompiler/frontend/cfg/ShaderCFG.cpp

@@ -1,5 +1,7 @@
 #include "graphics/shader/recompiler/frontend/cfg/ShaderCFG.h"
 
+#include "common/assert.h"
+
 #include <algorithm>
 #include <fmt/format.h>
 #include <iterator>
@@ -24,19 +26,18 @@ struct SetpcTargetInfo {
 	std::vector<uint32_t> selector_target_pcs;
 };
 
-void SetError(std::string* error, const std::string& message) {
-	if (error != nullptr) {
-		*error = message;
-	}
-}
-
-void SetFailure(Graph& graph, FailureKind kind, uint32_t block_id, const std::string& message,
-                std::string* error) {
+void SetFailure(Graph& graph, FailureKind kind, uint32_t block_id, const std::string& message) {
 	graph.unsupported        = true;
 	graph.failure_kind       = kind;
 	graph.failure_block      = block_id;
 	graph.unsupported_reason = message;
-	SetError(error, message);
+}
+
+[[noreturn]] void ExitBuildFailure(Graph& graph, FailureKind kind, uint32_t block_id,
+                                   const std::string& message) {
+	SetFailure(graph, kind, block_id, message);
+	EXIT("shader CFG build failed: %s", message.c_str());
+	std::abort();
 }
 
 uint32_t InstructionEndPc(const Instruction& inst) {
@@ -1267,7 +1268,7 @@ bool MergeLeavesContainingLoop(const Graph& graph, uint32_t header, uint32_t mer
 	return false;
 }
 
-bool CanonicalizeNaturalLoops(Graph& graph, std::string* error) {
+bool CanonicalizeNaturalLoops(Graph& graph) {
 	const auto rewrite_budget = graph.blocks.size() * 2u + 16u;
 	for (size_t rewrite = 0; rewrite < rewrite_budget; rewrite++) {
 		bool changed = false;
@@ -1322,19 +1323,18 @@ bool CanonicalizeNaturalLoops(Graph& graph, std::string* error) {
 	}
 
 	SetFailure(graph, FailureKind::StructuredControlFlow, graph.entry_block,
-	           "CFG loop canonicalization exceeded rewrite budget", error);
+	           "CFG loop canonicalization exceeded rewrite budget");
 	return false;
 }
 
-bool IsolateSemanticLoopHeaders(Graph& graph, std::string* error) {
+bool IsolateSemanticLoopHeaders(Graph& graph) {
 	const auto isolation_budget = graph.natural_loops.size() + 1u;
 	for (size_t isolation = 0; isolation < isolation_budget; isolation++) {
-		const auto loop = std::find_if(graph.natural_loops.begin(), graph.natural_loops.end(),
-		                               [&](const auto& value) {
-			                               const auto* header = graph.FindBlock(value.header);
-			                               return header != nullptr &&
-			                                      header->inst_begin != header->inst_end;
-		                               });
+		const auto loop = std::find_if(
+		    graph.natural_loops.begin(), graph.natural_loops.end(), [&](const auto& value) {
+			    const auto* header = graph.FindBlock(value.header);
+			    return header != nullptr && header->inst_begin != header->inst_end;
+		    });
 		if (loop == graph.natural_loops.end()) {
 			return true;
 		}
@@ -1346,14 +1346,13 @@ bool IsolateSemanticLoopHeaders(Graph& graph, std::string* error) {
 		// displacing OpLoopMerge into a helper-created block.
 		if (!IsolateSemanticLoopHeader(graph, loop->header)) {
 			SetFailure(graph, FailureKind::StructuredControlFlow, loop->header,
-			           fmt::format("failed to isolate semantic loop header {}", loop->header),
-			           error);
+			           fmt::format("failed to isolate semantic loop header {}", loop->header));
 			return false;
 		}
 	}
 
 	SetFailure(graph, FailureKind::StructuredControlFlow, graph.entry_block,
-	           "CFG semantic loop-header isolation exceeded rewrite budget", error);
+	           "CFG semantic loop-header isolation exceeded rewrite budget");
 	return false;
 }
 
@@ -1453,7 +1452,7 @@ std::vector<uint32_t> SelectionRegion(const Graph& graph, const BasicBlock& head
 	return region;
 }
 
-bool SplitOneSelectionMerge(Graph& graph, std::string* error) {
+bool SplitOneSelectionMerge(Graph& graph) {
 	std::vector<uint32_t> loop_headers;
 	loop_headers.reserve(graph.natural_loops.size());
 	for (const auto& loop: graph.natural_loops) {
@@ -1501,8 +1500,7 @@ bool SplitOneSelectionMerge(Graph& graph, std::string* error) {
 			    graph, FailureKind::StructuredControlFlow, block_id,
 			    fmt::format("selection header block {} has externally entered region block {}; "
 			                "semantic block cloning is disabled",
-			                block_id, *external),
-			    error);
+			                block_id, *external));
 			return false;
 		}
 		const auto construct_blocks = DominatedBlocks(graph, block_id, merge);
@@ -1514,11 +1512,11 @@ bool SplitOneSelectionMerge(Graph& graph, std::string* error) {
 	return false;
 }
 
-bool SplitSharedMergeBlocks(Graph& graph, std::string* error) {
+bool SplitSharedMergeBlocks(Graph& graph) {
 	const auto original_block_count = static_cast<uint32_t>(graph.blocks.size());
 	const auto split_budget         = std::max<uint32_t>(16u, original_block_count * 4u);
 	for (uint32_t splits = 0; splits < split_budget; splits++) {
-		if (!SplitOneLoopMerge(graph) && !SplitOneSelectionMerge(graph, error)) {
+		if (!SplitOneLoopMerge(graph) && !SplitOneSelectionMerge(graph)) {
 			return !graph.unsupported;
 		}
 		RebuildPredecessors(graph);
@@ -1528,8 +1526,7 @@ bool SplitSharedMergeBlocks(Graph& graph, std::string* error) {
 	           fmt::format("CFG shared merge splitting exceeded budget: original_blocks={} "
 	                       "current_blocks={} split_budget={}",
 	                       original_block_count, static_cast<uint64_t>(graph.blocks.size()),
-	                       split_budget),
-	           error);
+	                       split_budget));
 	return false;
 }
 
@@ -1890,12 +1887,11 @@ bool RouteSharedSelectionArm(Graph& graph, uint32_t route_variable) {
 
 } // namespace
 
-bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* error) {
-	graph = {};
-
+Graph BuildGraph(const Decoder::Program& program) {
+	Graph graph;
 	if (program.instructions.empty()) {
-		SetError(error, "cannot build CFG for empty shader");
-		return false;
+		ExitBuildFailure(graph, FailureKind::InvalidLabel, UINT32_MAX,
+		                 "cannot build CFG for empty shader");
 	}
 
 	const auto first_pc = program.instructions.front().pc;
@@ -1905,11 +1901,10 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 	for (const auto& inst: program.instructions) {
 		instruction_pcs.insert(inst.pc);
 		if (inst.opcode == Opcode::UNSUPPORTED) {
-			SetFailure(graph, FailureKind::UnsupportedInstruction, UINT32_MAX,
-			           fmt::format("unsupported decoded instruction in CFG at pc 0x{:08x}: {}",
-			                       inst.pc, Decoder::InstructionToString(inst).c_str()),
-			           error);
-			return false;
+			ExitBuildFailure(
+			    graph, FailureKind::UnsupportedInstruction, UINT32_MAX,
+			    fmt::format("unsupported decoded instruction in CFG at pc 0x{:08x}: {}", inst.pc,
+			                Decoder::InstructionToString(inst).c_str()));
 		}
 	}
 
@@ -1923,11 +1918,9 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 		const auto  next_pc = InstructionEndPc(inst);
 		if (IsBranch(inst.opcode)) {
 			if (!IsValidTarget(inst.branch_target, instruction_pcs, first_pc, end_pc)) {
-				SetFailure(graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
-				           fmt::format("branch at pc 0x{:08x} targets invalid pc 0x{:08x}", inst.pc,
-				                       inst.branch_target),
-				           error);
-				return false;
+				ExitBuildFailure(graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
+				                 fmt::format("branch at pc 0x{:08x} targets invalid pc 0x{:08x}",
+				                             inst.pc, inst.branch_target));
 			}
 			labels.insert(inst.branch_target);
 			if (next_pc <= end_pc) {
@@ -1936,21 +1929,19 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 		} else if (inst.opcode == Opcode::S_SETPC_B64) {
 			SetpcTargetInfo target_info;
 			if (!ResolveSetpcTargets(program, i, target_info)) {
-				SetFailure(graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
-				           fmt::format("unsupported dynamic S_SETPC_B64 at pc 0x{:08x}", inst.pc),
-				           error);
-				return false;
+				ExitBuildFailure(
+				    graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
+				    fmt::format("unsupported dynamic S_SETPC_B64 at pc 0x{:08x}", inst.pc));
 			}
 			const auto& target_pcs = target_info.indirect
 			                             ? target_info.target_pcs
 			                             : std::vector<uint32_t> {target_info.target};
 			for (const auto target: target_pcs) {
 				if (!IsValidTarget(target, instruction_pcs, first_pc, end_pc)) {
-					SetFailure(graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
-					           fmt::format("S_SETPC_B64 at pc 0x{:08x} targets invalid pc 0x{:08x}",
-					                       inst.pc, target),
-					           error);
-					return false;
+					ExitBuildFailure(
+					    graph, FailureKind::InvalidBranchTarget, UINT32_MAX,
+					    fmt::format("S_SETPC_B64 at pc 0x{:08x} targets invalid pc 0x{:08x}",
+					                inst.pc, target));
 				}
 				labels.insert(target);
 			}
@@ -1971,10 +1962,9 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 			continue;
 		}
 		if (start != end_pc && !instruction_pcs.contains(start)) {
-			SetFailure(graph, FailureKind::InvalidLabel, UINT32_MAX,
-			           fmt::format("CFG label does not start on an instruction: 0x{:08x}", start),
-			           error);
-			return false;
+			ExitBuildFailure(
+			    graph, FailureKind::InvalidLabel, UINT32_MAX,
+			    fmt::format("CFG label does not start on an instruction: 0x{:08x}", start));
 		}
 
 		BasicBlock block;
@@ -2046,11 +2036,10 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 			block.terminator.true_block = pc_to_block.at(last.branch_target);
 			const auto fallthrough      = pc_to_block.find(next_pc);
 			if (fallthrough == pc_to_block.end()) {
-				SetFailure(graph, FailureKind::MissingFallthrough, block.id,
-				           fmt::format("conditional branch at pc 0x{:08x} has no fallthrough block",
-				                       last.pc),
-				           error);
-				return false;
+				ExitBuildFailure(
+				    graph, FailureKind::MissingFallthrough, block.id,
+				    fmt::format("conditional branch at pc 0x{:08x} has no fallthrough block",
+				                last.pc));
 			}
 			block.terminator.false_block = fallthrough->second;
 		} else {
@@ -2131,27 +2120,26 @@ bool BuildGraph(const Decoder::Program& program, Graph& graph, std::string* erro
 		graph.unsupported = false;
 	}
 
-	return true;
+	return graph;
 }
 
 namespace {
 
-bool StructurizeImpl(Graph& graph, std::string* error) {
+bool StructurizeImpl(Graph& graph) {
 	if (graph.unsupported || graph.irreducible) {
 		if (graph.unsupported_reason.empty()) {
 			graph.unsupported_reason = "unsupported CFG";
 		}
-		SetError(error, graph.unsupported_reason);
 		return false;
 	}
 
-	if (!CanonicalizeNaturalLoops(graph, error)) {
+	if (!CanonicalizeNaturalLoops(graph)) {
 		return false;
 	}
-	if (!SplitSharedMergeBlocks(graph, error)) {
+	if (!SplitSharedMergeBlocks(graph)) {
 		return false;
 	}
-	if (!IsolateSemanticLoopHeaders(graph, error)) {
+	if (!IsolateSemanticLoopHeaders(graph)) {
 		return false;
 	}
 	ClearStructuredTerminators(graph);
@@ -2164,8 +2152,7 @@ bool StructurizeImpl(Graph& graph, std::string* error) {
 			    graph, FailureKind::StructuredControlFlow, header,
 			    fmt::format(
 			        "duplicate structured merge block {} for header {} (already used by header {})",
-			        merge, header, it->second),
-			    error);
+			        merge, header, it->second));
 			return false;
 		}
 		return true;
@@ -2176,16 +2163,14 @@ bool StructurizeImpl(Graph& graph, std::string* error) {
 		if (header == nullptr || loop.merge == UINT32_MAX || loop.continue_block == UINT32_MAX) {
 			SetFailure(
 			    graph, FailureKind::StructuredControlFlow, loop.header,
-			    fmt::format("loop at block {} has no structured merge/continue", loop.header),
-			    error);
+			    fmt::format("loop at block {} has no structured merge/continue", loop.header));
 			return false;
 		}
 		if (header->inst_begin != header->inst_end ||
 		    header->terminator.kind != TerminatorKind::Branch) {
-			SetFailure(graph, FailureKind::StructuredControlFlow, loop.header,
-			           fmt::format("loop header {} is not a dedicated empty control block",
-			                       loop.header),
-			           error);
+			SetFailure(
+			    graph, FailureKind::StructuredControlFlow, loop.header,
+			    fmt::format("loop header {} is not a dedicated empty control block", loop.header));
 			return false;
 		}
 		if (!reserve_merge_block(loop.header, loop.merge)) {
@@ -2208,8 +2193,7 @@ bool StructurizeImpl(Graph& graph, std::string* error) {
 		const auto merge = FindSelectionMerge(graph, block);
 		if (merge == UINT32_MAX) {
 			SetFailure(graph, FailureKind::StructuredControlFlow, block.id,
-			           fmt::format("conditional block {} has no structured merge", block.id),
-			           error);
+			           fmt::format("conditional block {} has no structured merge", block.id));
 			return false;
 		}
 
@@ -2224,16 +2208,15 @@ bool StructurizeImpl(Graph& graph, std::string* error) {
 
 } // namespace
 
-bool Structurize(Graph& graph, std::string* error) {
+bool Structurize(Graph& graph) {
 	Graph original = graph;
-	if (StructurizeImpl(graph, error)) {
+	if (StructurizeImpl(graph)) {
 		return true;
 	}
 
-	Graph       failed_graph = std::move(graph);
-	std::string failed_error = error != nullptr ? *error : std::string {};
-	graph                    = std::move(original);
-	const auto route_budget  = static_cast<uint32_t>(graph.blocks.size());
+	Graph failed_graph      = std::move(graph);
+	graph                   = std::move(original);
+	const auto route_budget = static_cast<uint32_t>(graph.blocks.size());
 	// Apply one route at a time and retry. Eagerly routing every matching diamond can
 	// rewrite unrelated selections that were already structurally valid.
 	for (uint32_t route_variable = 0; route_variable < route_budget; route_variable++) {
@@ -2241,18 +2224,12 @@ bool Structurize(Graph& graph, std::string* error) {
 			break;
 		}
 		Graph routed = graph;
-		if (error != nullptr) {
-			error->clear();
-		}
-		if (StructurizeImpl(routed, error)) {
+		if (StructurizeImpl(routed)) {
 			graph = std::move(routed);
 			return true;
 		}
 	}
 	graph = std::move(failed_graph);
-	if (error != nullptr) {
-		*error = std::move(failed_error);
-	}
 	return false;
 }
 

src/graphics/shader/recompiler/frontend/cfg/ShaderCFG.h

@@ -108,8 +108,8 @@ struct Graph {
 	uint32_t          FindNearestCommonPostDominator(uint32_t block_a, uint32_t block_b) const;
 };
 
-bool        BuildGraph(const Decoder::Program& program, Graph& graph, std::string* error);
-bool        Structurize(Graph& graph, std::string* error);
+Graph       BuildGraph(const Decoder::Program& program);
+bool        Structurize(Graph& graph);
 std::string BranchConditionToString(BranchCondition condition);
 std::string FailureKindToString(FailureKind kind);
 std::string GraphToString(const Graph& graph);

src/graphics/shader/recompiler/frontend/decode/ImageOps.cpp

@@ -357,8 +357,8 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	DecodeVectorGpr(vdata, inst.dst);
 	DecodeVectorGpr(vaddr, inst.src0);
-	DecodeScalarSource(srsrc * 4u, pc, inst.src1, nullptr);
-	DecodeScalarSource(ssamp * 4u, pc, inst.src2, nullptr);
+	DecodeScalarSource(srsrc * 4u, pc, inst.src1);
+	DecodeScalarSource(ssamp * 4u, pc, inst.src2);
 	inst.src_count = 3;
 }
 

src/graphics/shader/recompiler/frontend/decode/MemoryOps.cpp

@@ -241,11 +241,11 @@ void DecodeSmem(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 		MarkMemoryUnsupported(inst, Family::SMEM, opcode, "SMEM opcode is not implemented");
 	}
 
-	DecodeScalarDestination(sdst, pc, inst.dst, nullptr);
+	DecodeScalarDestination(sdst, pc, inst.dst);
 	// SMEM encodes SBASE in SGPR pairs. Scalar-buffer loads still use the same
 	// pair index; their descriptor operand consumes four SGPRs from that base.
-	DecodeScalarSource(sbase * 2u, pc, inst.src0, nullptr);
-	DecodeScalarSource(soffset, pc, inst.src1, nullptr);
+	DecodeScalarSource(sbase * 2u, pc, inst.src0);
+	DecodeScalarSource(soffset, pc, inst.src1);
 	inst.src_count = 2;
 }
 
@@ -278,8 +278,8 @@ void DecodeMubuf(uint32_t pc, std::span<const uint32_t> code, uint32_t word_inde
 
 	DecodeVectorGpr(vdata, inst.dst);
 	DecodeVectorGpr(vaddr, inst.src0);
-	DecodeScalarSource(srsrc * 4u, pc, inst.src1, nullptr);
-	DecodeScalarSource(soffset, pc, inst.src2, nullptr);
+	DecodeScalarSource(srsrc * 4u, pc, inst.src1);
+	DecodeScalarSource(soffset, pc, inst.src2);
 	inst.src_count = 3;
 }
 
@@ -316,8 +316,8 @@ void DecodeMtbuf(uint32_t pc, std::span<const uint32_t> code, uint32_t word_inde
 
 	DecodeVectorGpr(vdata, inst.dst);
 	DecodeVectorGpr(vaddr, inst.src0);
-	DecodeScalarSource(srsrc * 4u, pc, inst.src1, nullptr);
-	DecodeScalarSource(soffset, pc, inst.src2, nullptr);
+	DecodeScalarSource(srsrc * 4u, pc, inst.src1);
+	DecodeScalarSource(soffset, pc, inst.src2);
 	inst.src_count = 3;
 }
 
@@ -364,7 +364,7 @@ void DecodeFlat(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 		DecodeVectorGpr(addr + 1u, inst.src1);
 		inst.src_count = 2;
 	} else {
-		DecodeScalarSource(saddr, pc, inst.src1, nullptr);
+		DecodeScalarSource(saddr, pc, inst.src1);
 		inst.src_count = 2;
 	}
 }

src/graphics/shader/recompiler/frontend/decode/ScalarAluOps.cpp

@@ -45,6 +45,7 @@ constexpr OpcodeMap SOP1_OPCODE_LIST[] = {
     {0x10u, Opcode::S_BCNT1_I32_B64},
     {0x13u, Opcode::S_FF1_I32_B32},
     {0x14u, Opcode::S_FF1_I32_B64},
+    {0x15u, Opcode::S_FLBIT_I32_B32},
     {0x16u, Opcode::S_FLBIT_I32_B64},
     {0x1bu, Opcode::S_BITSET0_B32},
     {0x1du, Opcode::S_BITSET1_B32},
@@ -105,21 +106,18 @@ constexpr auto SOPK_OPS = Detail::MakeOpcodeTable<0x20>(SOPK_OPCODE_LIST);
 constexpr auto SOPC_OPS = Detail::MakeOpcodeTable<0x80>(SOPC_OPCODE_LIST);
 constexpr auto SOPP_OPS = Detail::MakeOpcodeTable<0x80>(SOPP_OPCODE_LIST);
 
-bool DecodeBinarySources(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                         Instruction& inst, uint32_t ssrc0, uint32_t ssrc1, std::string* error) {
-	if (!DecodeScalarSource(ssrc0, pc, inst.src0, error) ||
-	    !DecodeScalarSource(ssrc1, pc, inst.src1, error)) {
-		return false;
-	}
+void DecodeBinarySources(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                         Instruction& inst, uint32_t ssrc0, uint32_t ssrc1) {
+	DecodeScalarSource(ssrc0, pc, inst.src0);
+	DecodeScalarSource(ssrc1, pc, inst.src1);
 	inst.src_count = 2;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
 } // namespace
 
-bool DecodeSop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeSop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 8u) & 0xffu;
 	const uint32_t ssrc0  = word & 0xffu;
@@ -134,35 +132,31 @@ bool DecodeSop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::SOP1, opcode, "SOP1 opcode is not implemented");
-		return true;
+		return;
 	}
 
 	switch (inst.opcode) {
 		case Opcode::S_GETPC_B64:
 			inst.src_count = 0;
-			return DecodeScalarDestination(sdst, pc, inst.dst, error);
+			DecodeScalarDestination(sdst, pc, inst.dst);
+			return;
 		case Opcode::S_SETPC_B64:
 			inst.src_count = 1;
 			inst.dst.kind  = OperandKind::Null;
-			if (!DecodeScalarSource(ssrc0, pc, inst.src0, error)) {
-				return false;
-			}
+			DecodeScalarSource(ssrc0, pc, inst.src0);
 			ReadLiteralOperands(code, word_index, inst);
-			return true;
+			return;
 		default: break;
 	}
 
-	if (!DecodeScalarSource(ssrc0, pc, inst.src0, error) ||
-	    !DecodeScalarDestination(sdst, pc, inst.dst, error)) {
-		return false;
-	}
+	DecodeScalarSource(ssrc0, pc, inst.src0);
+	DecodeScalarDestination(sdst, pc, inst.dst);
 	inst.src_count = 1;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeSop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeSop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 23u) & 0x7fu;
 	const uint32_t ssrc1  = (word >> 8u) & 0xffu;
@@ -178,17 +172,15 @@ bool DecodeSop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::SOP2, opcode, "SOP2 opcode is not implemented");
-		return true;
+		return;
 	}
 
-	if (!DecodeScalarDestination(sdst, pc, inst.dst, error)) {
-		return false;
-	}
-	return DecodeBinarySources(pc, code, word_index, inst, ssrc0, ssrc1, error);
+	DecodeScalarDestination(sdst, pc, inst.dst);
+	DecodeBinarySources(pc, code, word_index, inst, ssrc0, ssrc1);
 }
 
-bool DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 23u) & 0x1fu;
 	const uint32_t sdst   = (word >> 16u) & 0x7fu;
@@ -207,18 +199,18 @@ bool DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::SOPK, opcode, "SOPK opcode is not implemented");
-		return true;
+		return;
 	}
 
 	switch (inst.opcode) {
-		case Opcode::S_MOVK_I32: return DecodeScalarDestination(sdst, pc, inst.dst, error);
+		case Opcode::S_MOVK_I32: DecodeScalarDestination(sdst, pc, inst.dst); return;
 		case Opcode::S_WAITCNT: {
 			const uint32_t waitcnt = word & 0xffffu;
 			inst.dst.kind          = OperandKind::Null;
 			inst.src0.signed_val   = static_cast<int32_t>(waitcnt);
 			inst.src0.value        = waitcnt;
 			inst.src_count         = 1;
-			return true;
+			return;
 		}
 		case Opcode::S_SETREG_B32:
 			inst.dst.kind        = OperandKind::Null;
@@ -226,26 +218,25 @@ bool DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 			inst.src1.value      = word & 0xffffu;
 			inst.src1.signed_val = static_cast<int32_t>(imm);
 			inst.src_count       = 2;
-			return DecodeScalarSource(sdst, pc, inst.src0, error);
+			DecodeScalarSource(sdst, pc, inst.src0);
+			return;
 		default: break;
 	}
 
 	inst.src1 = inst.src0;
-	if (!DecodeScalarSource(sdst, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(sdst, pc, inst.src0);
 	if (inst.opcode == Opcode::S_ADD_I32 || inst.opcode == Opcode::S_MULK_I32) {
 		inst.src_count = 2;
-		return DecodeScalarDestination(sdst, pc, inst.dst, error);
+		DecodeScalarDestination(sdst, pc, inst.dst);
+		return;
 	}
 
 	inst.dst.kind  = OperandKind::Scc;
 	inst.src_count = 2;
-	return true;
 }
 
-bool DecodeSopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeSopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t ssrc1  = (word >> 8u) & 0xffu;
 	const uint32_t ssrc0  = word & 0xffu;
@@ -261,10 +252,10 @@ bool DecodeSopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::SOPC, opcode, "SOPC opcode is not implemented");
-		return true;
+		return;
 	}
 
-	return DecodeBinarySources(pc, code, word_index, inst, ssrc0, ssrc1, error);
+	DecodeBinarySources(pc, code, word_index, inst, ssrc0, ssrc1);
 }
 
 void DecodeSopp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,

src/graphics/shader/recompiler/frontend/decode/ScalarAluOps.h

@@ -5,14 +5,14 @@
 
 namespace Libs::Graphics::ShaderRecompiler::Decoder {
 
-bool DecodeSop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeSop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeSopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
+void DecodeSop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeSop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeSopk(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeSopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
 void DecodeSopp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
                 Instruction& inst);
 

src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.cpp

@@ -1,5 +1,6 @@
 #include "graphics/shader/recompiler/frontend/decode/ShaderDecoder.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/frontend/decode/ExportOps.h"
 #include "graphics/shader/recompiler/frontend/decode/ImageOps.h"
 #include "graphics/shader/recompiler/frontend/decode/MemoryOps.h"
@@ -17,12 +18,6 @@ uint32_t FloatBits(float value) {
 	return std::bit_cast<uint32_t>(value);
 }
 
-void SetError(std::string* error, const char* message) {
-	if (error != nullptr) {
-		*error = message;
-	}
-}
-
 bool HasLiteral(const Instruction& inst) {
 	return inst.src0.kind == OperandKind::LiteralConstant ||
 	       inst.src1.kind == OperandKind::LiteralConstant ||
@@ -216,86 +211,76 @@ const char* ImageDimensionToString(ImageDimension dimension) {
 	}
 }
 
-bool DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand, std::string* error) {
+void DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand) {
 	operand = {};
 
 	if (code <= 105u) {
 		operand.kind = OperandKind::Sgpr;
 		operand.reg  = code;
-		return true;
+		return;
 	}
 	if (code >= 128u && code <= 192u) {
 		operand.kind       = OperandKind::IntegerInlineConstant;
 		operand.signed_val = static_cast<int32_t>(code - 128u);
 		operand.value      = static_cast<uint32_t>(operand.signed_val);
-		return true;
+		return;
 	}
 	if (code >= 193u && code <= 208u) {
 		operand.kind       = OperandKind::IntegerInlineConstant;
 		operand.signed_val = 192 - static_cast<int32_t>(code);
 		operand.value      = static_cast<uint32_t>(operand.signed_val);
-		return true;
+		return;
 	}
 	if (code >= 240u && code <= 247u) {
 		constexpr float values[] = {0.5f, -0.5f, 1.0f, -1.0f, 2.0f, -2.0f, 4.0f, -4.0f};
 		operand.kind             = OperandKind::FloatInlineConstant;
 		operand.float_val        = values[code - 240u];
 		operand.value            = FloatBits(operand.float_val);
-		return true;
+		return;
 	}
 	if (code >= 256u && code <= 511u) {
 		DecodeVectorGpr(code - 256u, operand);
-		return true;
+		return;
 	}
 
 	switch (code) {
-		case 106u: operand.kind = OperandKind::VccLo; return true;
-		case 107u: operand.kind = OperandKind::VccHi; return true;
-		case 124u: operand.kind = OperandKind::M0; return true;
-		case 125u: operand.kind = OperandKind::Null; return true;
-		case 126u: operand.kind = OperandKind::ExecLo; return true;
-		case 127u: operand.kind = OperandKind::ExecHi; return true;
-		case 239u: operand.kind = OperandKind::PopsExitingWaveId; return true;
+		case 106u: operand.kind = OperandKind::VccLo; return;
+		case 107u: operand.kind = OperandKind::VccHi; return;
+		case 124u: operand.kind = OperandKind::M0; return;
+		case 125u: operand.kind = OperandKind::Null; return;
+		case 126u: operand.kind = OperandKind::ExecLo; return;
+		case 127u: operand.kind = OperandKind::ExecHi; return;
+		case 239u: operand.kind = OperandKind::PopsExitingWaveId; return;
 		case 248u:
 			operand.kind      = OperandKind::FloatInlineConstant;
 			operand.float_val = 0.15915494309189535f;
 			operand.value     = FloatBits(operand.float_val);
-			return true;
-		case 251u: operand.kind = OperandKind::VccZ; return true;
-		case 252u: operand.kind = OperandKind::ExecZ; return true;
-		case 253u: operand.kind = OperandKind::Scc; return true;
-		case 255u: operand.kind = OperandKind::LiteralConstant; return true;
-		default:
-			if (error != nullptr) {
-				*error = fmt::format("unsupported scalar source operand 0x{:08x} at pc 0x{:08x}",
-				                     code, pc);
-			}
-			return false;
+			return;
+		case 251u: operand.kind = OperandKind::VccZ; return;
+		case 252u: operand.kind = OperandKind::ExecZ; return;
+		case 253u: operand.kind = OperandKind::Scc; return;
+		case 255u: operand.kind = OperandKind::LiteralConstant; return;
+		default: EXIT("unsupported scalar source operand 0x%08x at pc 0x%08x", code, pc);
 	}
 }
 
-bool DecodeScalarDestination(uint32_t code, uint32_t pc, Operand& operand, std::string* error) {
+void DecodeScalarDestination(uint32_t code, uint32_t pc, Operand& operand) {
 	operand = {};
 
 	if (code <= 105u) {
 		operand.kind = OperandKind::Sgpr;
 		operand.reg  = code;
-		return true;
+		return;
 	}
 
 	switch (code) {
-		case 106u: operand.kind = OperandKind::VccLo; return true;
-		case 107u: operand.kind = OperandKind::VccHi; return true;
-		case 124u: operand.kind = OperandKind::M0; return true;
-		case 125u: operand.kind = OperandKind::Null; return true;
-		case 126u: operand.kind = OperandKind::ExecLo; return true;
-		case 127u: operand.kind = OperandKind::ExecHi; return true;
-		default:
-			if (error != nullptr) {
-				*error = fmt::format(
-				    "unsupported scalar destination operand 0x{:08x} at pc 0x{:08x}", code, pc);
-			}
-			return false;
+		case 106u: operand.kind = OperandKind::VccLo; return;
+		case 107u: operand.kind = OperandKind::VccHi; return;
+		case 124u: operand.kind = OperandKind::M0; return;
+		case 125u: operand.kind = OperandKind::Null; return;
+		case 126u: operand.kind = OperandKind::ExecLo; return;
+		case 127u: operand.kind = OperandKind::ExecHi; return;
+		default: EXIT("unsupported scalar destination operand 0x%08x at pc 0x%08x", code, pc);
 	}
 }
 
@@ -368,39 +353,33 @@ Family GetInstructionFamily(uint32_t word) {
 	}
 }
 
-bool DecodeInstruction(std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                       std::string* error) {
+void DecodeInstruction(std::span<const uint32_t> code, uint32_t word_index, Instruction& inst) {
 	const uint32_t pc = word_index * sizeof(uint32_t);
 	switch (GetInstructionFamily(code[word_index])) {
-		case Family::SOP1: return DecodeSop1(pc, code, word_index, inst, error);
-		case Family::SOP2: return DecodeSop2(pc, code, word_index, inst, error);
-		case Family::SOPK: return DecodeSopk(pc, code, word_index, inst, error);
-		case Family::SOPC: return DecodeSopc(pc, code, word_index, inst, error);
-		case Family::SOPP: DecodeSopp(pc, code, word_index, inst); return true;
-		case Family::VOP1: return DecodeVop1(pc, code, word_index, inst, error);
-		case Family::VOP2: return DecodeVop2(pc, code, word_index, inst, error);
-		case Family::VOP3: return DecodeVop3(pc, code, word_index, inst, error);
-		case Family::VOP3P: return DecodeVop3p(pc, code, word_index, inst, error);
-		case Family::VOPC: return DecodeVopc(pc, code, word_index, inst, error);
-		case Family::VINTRP: DecodeVintrp(pc, code, word_index, inst); return true;
-		case Family::SMEM: DecodeSmem(pc, code, word_index, inst); return true;
-		case Family::MUBUF: DecodeMubuf(pc, code, word_index, inst); return true;
-		case Family::MTBUF: DecodeMtbuf(pc, code, word_index, inst); return true;
-		case Family::FLAT: DecodeFlat(pc, code, word_index, inst); return true;
-		case Family::DS: DecodeDs(pc, code, word_index, inst); return true;
-		case Family::MIMG: DecodeMimg(pc, code, word_index, inst); return true;
-		case Family::EXP: DecodeExp(pc, code, word_index, inst); return true;
+		case Family::SOP1: DecodeSop1(pc, code, word_index, inst); return;
+		case Family::SOP2: DecodeSop2(pc, code, word_index, inst); return;
+		case Family::SOPK: DecodeSopk(pc, code, word_index, inst); return;
+		case Family::SOPC: DecodeSopc(pc, code, word_index, inst); return;
+		case Family::SOPP: DecodeSopp(pc, code, word_index, inst); return;
+		case Family::VOP1: DecodeVop1(pc, code, word_index, inst); return;
+		case Family::VOP2: DecodeVop2(pc, code, word_index, inst); return;
+		case Family::VOP3: DecodeVop3(pc, code, word_index, inst); return;
+		case Family::VOP3P: DecodeVop3p(pc, code, word_index, inst); return;
+		case Family::VOPC: DecodeVopc(pc, code, word_index, inst); return;
+		case Family::VINTRP: DecodeVintrp(pc, code, word_index, inst); return;
+		case Family::SMEM: DecodeSmem(pc, code, word_index, inst); return;
+		case Family::MUBUF: DecodeMubuf(pc, code, word_index, inst); return;
+		case Family::MTBUF: DecodeMtbuf(pc, code, word_index, inst); return;
+		case Family::FLAT: DecodeFlat(pc, code, word_index, inst); return;
+		case Family::DS: DecodeDs(pc, code, word_index, inst); return;
+		case Family::MIMG: DecodeMimg(pc, code, word_index, inst); return;
+		case Family::EXP: DecodeExp(pc, code, word_index, inst); return;
 		default:
-			if (error != nullptr) {
-				*error =
-				    fmt::format("unknown RDNA2 instruction family at pc 0x{:08x}, raw=0x{:08x}", pc,
-				                code[word_index]);
-			}
-			return false;
+			EXIT("unknown RDNA2 instruction family at pc 0x%08x, raw=0x%08x", pc, code[word_index]);
 	}
 }
 
-bool DecodeProgram(std::span<const uint32_t> code, Program& program, std::string* error) {
+void DecodeProgram(std::span<const uint32_t> code, Program& program) {
 	program.instructions.clear();
 	program.instructions.reserve(code.size());
 	program.code = code;
@@ -408,10 +387,7 @@ bool DecodeProgram(std::span<const uint32_t> code, Program& program, std::string
 	std::vector<bool> branch_targets;
 	for (uint32_t word_index = 0; word_index < code.size();) {
 		program.instructions.emplace_back();
-		if (!DecodeInstruction(code, word_index, program.instructions.back(), error)) {
-			program.instructions.pop_back();
-			return false;
-		}
+		DecodeInstruction(code, word_index, program.instructions.back());
 
 		const auto& inst = program.instructions.back();
 		word_index += inst.word_count;
@@ -425,12 +401,11 @@ bool DecodeProgram(std::span<const uint32_t> code, Program& program, std::string
 		}
 		if (inst.opcode == Opcode::S_ENDPGM &&
 		    (word_index >= code.size() || branch_targets.empty() || !branch_targets[word_index])) {
-			return true;
+			return;
 		}
 	}
 
-	SetError(error, "shader decode reached the code boundary before S_ENDPGM");
-	return false;
+	EXIT("shader decode reached the code boundary before S_ENDPGM");
 }
 
 std::string OperandToString(const Operand& operand) {
@@ -501,6 +476,7 @@ std::string InstructionToString(const Instruction& inst) {
 		case Opcode::S_ABS_I32:
 		case Opcode::S_BREV_B32:
 		case Opcode::S_BCNT1_I32_B32:
+		case Opcode::S_FLBIT_I32_B32:
 		case Opcode::S_FF1_I32_B32:
 		case Opcode::S_FF1_I32_B64:
 		case Opcode::S_NOT_B64:

src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.h

@@ -45,6 +45,7 @@ enum class Opcode {
 	S_BCNT1_I32_B64,
 	S_FF1_I32_B32,
 	S_FF1_I32_B64,
+	S_FLBIT_I32_B32,
 	S_FLBIT_I32_B64,
 	S_BITREPLICATE_B64_B32,
 	S_QUADMASK_B64,
@@ -395,6 +396,7 @@ enum class Opcode {
 	V_CMP_GE_U32,
 	V_CMP_T_U32,
 	V_CMP_EQ_I64,
+	V_CMP_LT_U64,
 	V_CMP_EQ_U64,
 	V_CMP_GT_U64,
 	V_CMP_NE_U64,
@@ -704,12 +706,11 @@ struct Program {
 // Code spans are trusted to contain complete instructions, valid branch targets, and 32-bit PCs.
 Family GetInstructionFamily(uint32_t word);
 // The output object must be freshly initialized.
-bool DecodeInstruction(std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                       std::string* error);
-bool DecodeProgram(std::span<const uint32_t> code, Program& program, std::string* error);
+void DecodeInstruction(std::span<const uint32_t> code, uint32_t word_index, Instruction& inst);
+void DecodeProgram(std::span<const uint32_t> code, Program& program);
 
-bool DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand, std::string* error);
-bool DecodeScalarDestination(uint32_t code, uint32_t pc, Operand& operand, std::string* error);
+void DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand);
+void DecodeScalarDestination(uint32_t code, uint32_t pc, Operand& operand);
 void DecodeVectorGpr(uint32_t reg, Operand& operand);
 void ReadLiteralOperands(std::span<const uint32_t> code, uint32_t word_index, Instruction& inst);
 void SetRawWords(Instruction& inst, std::span<const uint32_t> code, uint32_t word_index,

src/graphics/shader/recompiler/frontend/decode/VectorAluOps.cpp

@@ -204,55 +204,53 @@ struct VopcOpcodeInfo {
 };
 
 constexpr VopcOpcodeInfo VOPC_OPCODE_LIST[] = {
-    {0x00u, Opcode::V_CMP_F_F32},         {0x01u, Opcode::V_CMP_LT_F32},
-    {0x02u, Opcode::V_CMP_EQ_F32},        {0x03u, Opcode::V_CMP_LE_F32},
-    {0x04u, Opcode::V_CMP_GT_F32},        {0x05u, Opcode::V_CMP_LG_F32},
-    {0x06u, Opcode::V_CMP_GE_F32},        {0x07u, Opcode::V_CMP_O_F32},
-    {0x08u, Opcode::V_CMP_U_F32},         {0x09u, Opcode::V_CMP_NGE_F32},
-    {0x0au, Opcode::V_CMP_NLG_F32},       {0x0bu, Opcode::V_CMP_NGT_F32},
-    {0x0cu, Opcode::V_CMP_NLE_F32},       {0x0du, Opcode::V_CMP_NEQ_F32},
-    {0x0eu, Opcode::V_CMP_NLT_F32},       {0x0fu, Opcode::V_CMP_TRU_F32},
-    {0x11u, Opcode::V_CMPX_LT_F32},       {0x12u, Opcode::V_CMPX_EQ_F32},
-    {0x13u, Opcode::V_CMPX_LE_F32},       {0x14u, Opcode::V_CMPX_GT_F32},
-    {0x15u, Opcode::V_CMPX_LG_F32},       {0x16u, Opcode::V_CMPX_GE_F32},
-    {0x19u, Opcode::V_CMPX_NGE_F32},      {0x1au, Opcode::V_CMPX_NLG_F32},
-    {0x1bu, Opcode::V_CMPX_NGT_F32},      {0x1cu, Opcode::V_CMPX_NLE_F32},
-    {0x1du, Opcode::V_CMPX_NEQ_F32},      {0x1eu, Opcode::V_CMPX_NLT_F32},
-    {0x80u, Opcode::V_CMP_F_I32},         {0x81u, Opcode::V_CMP_LT_I32},
-    {0x82u, Opcode::V_CMP_EQ_I32},        {0x83u, Opcode::V_CMP_LE_I32},
-    {0x84u, Opcode::V_CMP_GT_I32},        {0x85u, Opcode::V_CMP_NE_I32},
-    {0x86u, Opcode::V_CMP_GE_I32},        {0x87u, Opcode::V_CMP_T_I32},
-    {0x88u, Opcode::V_CMP_CLASS_F32},     {0x89u, Opcode::V_CMP_LT_I16},
-    {0x8au, Opcode::V_CMP_EQ_I16},        {0x8bu, Opcode::V_CMP_LE_I16},
-    {0x8cu, Opcode::V_CMP_GT_I16},        {0x8du, Opcode::V_CMP_NE_I16},
-    {0x8eu, Opcode::V_CMP_GE_I16},        {0x91u, Opcode::V_CMPX_LT_I32},
-    {0x92u, Opcode::V_CMPX_EQ_I32},       {0x93u, Opcode::V_CMPX_LE_I32},
-    {0x94u, Opcode::V_CMPX_GT_I32},       {0x95u, Opcode::V_CMPX_NE_I32},
-    {0x96u, Opcode::V_CMPX_GE_I32},       {0x98u, Opcode::V_CMPX_CLASS_F32},
-    {0xa9u, Opcode::V_CMP_LT_U16},
-    {0xaau, Opcode::V_CMP_EQ_U16},        {0xabu, Opcode::V_CMP_LE_U16},
-    {0xacu, Opcode::V_CMP_GT_U16},        {0xadu, Opcode::V_CMP_NE_U16},
-    {0xaeu, Opcode::V_CMP_GE_U16},        {0xbcu, Opcode::V_CMPX_GT_U16},
-    {0xc0u, Opcode::V_CMP_F_U32},
-    {0xc1u, Opcode::V_CMP_LT_U32},        {0xc2u, Opcode::V_CMP_EQ_U32},
-    {0xc3u, Opcode::V_CMP_LE_U32},        {0xc4u, Opcode::V_CMP_GT_U32},
-    {0xc5u, Opcode::V_CMP_NE_U32},        {0xc6u, Opcode::V_CMP_GE_U32},
-    {0xc7u, Opcode::V_CMP_T_U32},         {0xa2u, Opcode::V_CMP_EQ_I64, false},
-    {0xb5u, Opcode::V_CMPX_NE_I64, false},
-    {0xd1u, Opcode::V_CMPX_LT_U32},       {0xd2u, Opcode::V_CMPX_EQ_U32},
-    {0xd3u, Opcode::V_CMPX_LE_U32},       {0xd4u, Opcode::V_CMPX_GT_U32},
-    {0xd5u, Opcode::V_CMPX_NE_U32},       {0xd6u, Opcode::V_CMPX_GE_U32},
-    {0xe2u, Opcode::V_CMP_EQ_U64, false}, {0xe4u, Opcode::V_CMP_GT_U64, false},
+    {0x00u, Opcode::V_CMP_F_F32},          {0x01u, Opcode::V_CMP_LT_F32},
+    {0x02u, Opcode::V_CMP_EQ_F32},         {0x03u, Opcode::V_CMP_LE_F32},
+    {0x04u, Opcode::V_CMP_GT_F32},         {0x05u, Opcode::V_CMP_LG_F32},
+    {0x06u, Opcode::V_CMP_GE_F32},         {0x07u, Opcode::V_CMP_O_F32},
+    {0x08u, Opcode::V_CMP_U_F32},          {0x09u, Opcode::V_CMP_NGE_F32},
+    {0x0au, Opcode::V_CMP_NLG_F32},        {0x0bu, Opcode::V_CMP_NGT_F32},
+    {0x0cu, Opcode::V_CMP_NLE_F32},        {0x0du, Opcode::V_CMP_NEQ_F32},
+    {0x0eu, Opcode::V_CMP_NLT_F32},        {0x0fu, Opcode::V_CMP_TRU_F32},
+    {0x11u, Opcode::V_CMPX_LT_F32},        {0x12u, Opcode::V_CMPX_EQ_F32},
+    {0x13u, Opcode::V_CMPX_LE_F32},        {0x14u, Opcode::V_CMPX_GT_F32},
+    {0x15u, Opcode::V_CMPX_LG_F32},        {0x16u, Opcode::V_CMPX_GE_F32},
+    {0x19u, Opcode::V_CMPX_NGE_F32},       {0x1au, Opcode::V_CMPX_NLG_F32},
+    {0x1bu, Opcode::V_CMPX_NGT_F32},       {0x1cu, Opcode::V_CMPX_NLE_F32},
+    {0x1du, Opcode::V_CMPX_NEQ_F32},       {0x1eu, Opcode::V_CMPX_NLT_F32},
+    {0x80u, Opcode::V_CMP_F_I32},          {0x81u, Opcode::V_CMP_LT_I32},
+    {0x82u, Opcode::V_CMP_EQ_I32},         {0x83u, Opcode::V_CMP_LE_I32},
+    {0x84u, Opcode::V_CMP_GT_I32},         {0x85u, Opcode::V_CMP_NE_I32},
+    {0x86u, Opcode::V_CMP_GE_I32},         {0x87u, Opcode::V_CMP_T_I32},
+    {0x88u, Opcode::V_CMP_CLASS_F32},      {0x89u, Opcode::V_CMP_LT_I16},
+    {0x8au, Opcode::V_CMP_EQ_I16},         {0x8bu, Opcode::V_CMP_LE_I16},
+    {0x8cu, Opcode::V_CMP_GT_I16},         {0x8du, Opcode::V_CMP_NE_I16},
+    {0x8eu, Opcode::V_CMP_GE_I16},         {0x91u, Opcode::V_CMPX_LT_I32},
+    {0x92u, Opcode::V_CMPX_EQ_I32},        {0x93u, Opcode::V_CMPX_LE_I32},
+    {0x94u, Opcode::V_CMPX_GT_I32},        {0x95u, Opcode::V_CMPX_NE_I32},
+    {0x96u, Opcode::V_CMPX_GE_I32},        {0x98u, Opcode::V_CMPX_CLASS_F32},
+    {0xa9u, Opcode::V_CMP_LT_U16},         {0xaau, Opcode::V_CMP_EQ_U16},
+    {0xabu, Opcode::V_CMP_LE_U16},         {0xacu, Opcode::V_CMP_GT_U16},
+    {0xadu, Opcode::V_CMP_NE_U16},         {0xaeu, Opcode::V_CMP_GE_U16},
+    {0xbcu, Opcode::V_CMPX_GT_U16},        {0xc0u, Opcode::V_CMP_F_U32},
+    {0xc1u, Opcode::V_CMP_LT_U32},         {0xc2u, Opcode::V_CMP_EQ_U32},
+    {0xc3u, Opcode::V_CMP_LE_U32},         {0xc4u, Opcode::V_CMP_GT_U32},
+    {0xc5u, Opcode::V_CMP_NE_U32},         {0xc6u, Opcode::V_CMP_GE_U32},
+    {0xc7u, Opcode::V_CMP_T_U32},          {0xa2u, Opcode::V_CMP_EQ_I64, false},
+    {0xb5u, Opcode::V_CMPX_NE_I64, false}, {0xd1u, Opcode::V_CMPX_LT_U32},
+    {0xd2u, Opcode::V_CMPX_EQ_U32},        {0xd3u, Opcode::V_CMPX_LE_U32},
+    {0xd4u, Opcode::V_CMPX_GT_U32},        {0xd5u, Opcode::V_CMPX_NE_U32},
+    {0xd6u, Opcode::V_CMPX_GE_U32},        {0xe1u, Opcode::V_CMP_LT_U64, false},
+    {0xe2u, Opcode::V_CMP_EQ_U64, false},  {0xe4u, Opcode::V_CMP_GT_U64, false},
     {0xe5u, Opcode::V_CMP_NE_U64, false},
-    {0xf5u, Opcode::V_CMPX_NE_U64, false},
-    {0xc9u, Opcode::V_CMP_LT_F16},        {0xcau, Opcode::V_CMP_EQ_F16},
-    {0xcbu, Opcode::V_CMP_LE_F16},        {0xccu, Opcode::V_CMP_GT_F16},
-    {0xcdu, Opcode::V_CMP_LG_F16},        {0xceu, Opcode::V_CMP_GE_F16},
-    {0xedu, Opcode::V_CMP_NEQ_F16},       {0xd9u, Opcode::V_CMPX_LT_F16},
-    {0xdau, Opcode::V_CMPX_EQ_F16},       {0xdbu, Opcode::V_CMPX_LE_F16},
-    {0xdcu, Opcode::V_CMPX_GT_F16},       {0xdeu, Opcode::V_CMPX_GE_F16},
-    {0xfbu, Opcode::V_CMPX_NGT_F16},      {0xfdu, Opcode::V_CMPX_NEQ_F16},
-    {0xfeu, Opcode::V_CMPX_NLT_F16},
+    {0xf5u, Opcode::V_CMPX_NE_U64, false}, {0xc9u, Opcode::V_CMP_LT_F16},
+    {0xcau, Opcode::V_CMP_EQ_F16},         {0xcbu, Opcode::V_CMP_LE_F16},
+    {0xccu, Opcode::V_CMP_GT_F16},         {0xcdu, Opcode::V_CMP_LG_F16},
+    {0xceu, Opcode::V_CMP_GE_F16},         {0xedu, Opcode::V_CMP_NEQ_F16},
+    {0xd9u, Opcode::V_CMPX_LT_F16},        {0xdau, Opcode::V_CMPX_EQ_F16},
+    {0xdbu, Opcode::V_CMPX_LE_F16},        {0xdcu, Opcode::V_CMPX_GT_F16},
+    {0xdeu, Opcode::V_CMPX_GE_F16},        {0xfbu, Opcode::V_CMPX_NGT_F16},
+    {0xfdu, Opcode::V_CMPX_NEQ_F16},       {0xfeu, Opcode::V_CMPX_NLT_F16},
 };
 
 constexpr auto VOPC_OPS = Detail::MakeOpcodeTable<0x100>(VOPC_OPCODE_LIST);
@@ -641,8 +639,8 @@ bool ValidateVop1Sdwa(Instruction& inst, uint32_t opcode, uint32_t modifier) {
 	return true;
 }
 
-bool DecodeVop1Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                    uint32_t opcode, uint32_t vdst, Instruction& inst, std::string* error) {
+void DecodeVop1Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                    uint32_t opcode, uint32_t vdst, Instruction& inst) {
 	const auto modifier  = code[word_index + 1u];
 	const auto src0      = modifier & 0xffu;
 	const auto dst_sel   = (modifier >> 8u) & 0x7u;
@@ -657,32 +655,27 @@ bool DecodeVop1Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_i
 
 	SetRawWords(inst, code, word_index, 2);
 	if (!ValidateVop1Sdwa(inst, opcode, modifier)) {
-		return true;
+		return;
 	}
 
 	const bool scalar_dst = UsesScalarDestination(inst.opcode);
 	if (scalar_dst) {
-		if (!DecodeScalarDestination(vdst, pc, inst.dst, error)) {
-			return false;
-		}
+		DecodeScalarDestination(vdst, pc, inst.dst);
 	} else {
 		DecodeVectorGpr(vdst, inst.dst);
 	}
-	if (!DecodeScalarSource(src0 + (s0 == 0u ? 256u : 0u), pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0 + (s0 == 0u ? 256u : 0u), pc, inst.src0);
 	inst.dst.sdwa_sel          = dst_sel;
 	inst.dst.sdwa_dst_unused   = dst_u;
 	inst.dst.explicit_sdwa_dst = true;
 	inst.dst.clamp             = clamp != 0u;
 	inst.dst.omod              = omod;
-	inst.src0.sdwa_sel       = src0_sel;
-	inst.src0.sdwa_sext      = src0_sext != 0u;
-	inst.src0.negate         = src0_neg != 0u;
-	inst.src0.absolute       = src0_abs != 0u;
-	inst.src_count           = 1;
+	inst.src0.sdwa_sel         = src0_sel;
+	inst.src0.sdwa_sext        = src0_sext != 0u;
+	inst.src0.negate           = src0_neg != 0u;
+	inst.src0.absolute         = src0_abs != 0u;
+	inst.src_count             = 1;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
 void ApplyDppModifier(Operand& operand, uint32_t modifier) {
@@ -696,38 +689,33 @@ void ApplyDppModifier(Operand& operand, uint32_t modifier) {
 	operand.dpp_row_mask       = (modifier >> 28u) & 0xfu;
 }
 
-bool DecodeVop1Dpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                   uint32_t opcode, uint32_t vdst, Instruction& inst, std::string* error) {
+void DecodeVop1Dpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                   uint32_t opcode, uint32_t vdst, Instruction& inst) {
 	const auto modifier = code[word_index + 1u];
 	const auto src0     = modifier & 0xffu;
 	SetRawWords(inst, code, word_index, 2);
 
 	const bool scalar_dst = UsesScalarDestination(inst.opcode);
 	if (scalar_dst) {
-		if (!DecodeScalarDestination(vdst, pc, inst.dst, error)) {
-			return false;
-		}
+		DecodeScalarDestination(vdst, pc, inst.dst);
 	} else {
 		DecodeVectorGpr(vdst, inst.dst);
 	}
-	if (!DecodeScalarSource(src0 + 256u, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0 + 256u, pc, inst.src0);
 	ApplyDppModifier(inst.src0, modifier);
 	inst.src_count = 1;
 
 	if (!IsVop1FloatSourceOpcode(inst.opcode) && (inst.src0.negate || inst.src0.absolute)) {
 		SetUnsupported(inst, Family::VOP1, opcode,
 		               "VOP1 DPP integer source modifiers are not supported");
-		return true;
+		return;
 	}
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-using Vop1ModifierDecodeFn = bool (*)(uint32_t pc, std::span<const uint32_t> code,
+using Vop1ModifierDecodeFn = void (*)(uint32_t pc, std::span<const uint32_t> code,
                                       uint32_t word_index, uint32_t opcode, uint32_t vdst,
-                                      Instruction& inst, std::string* error);
+                                      Instruction& inst);
 
 struct Vop1ModifierDecoder {
 	uint32_t             escape = 0;
@@ -740,20 +728,14 @@ constexpr Vop1ModifierDecoder VOP1_MODIFIER_DECODERS[] = {
 };
 
 bool TryDecodeVop1Modifier(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                           uint32_t src0, uint32_t opcode, uint32_t vdst, Instruction& inst,
-                           std::string* error, bool* handled) {
-	if (handled != nullptr) {
-		*handled = false;
-	}
+                           uint32_t src0, uint32_t opcode, uint32_t vdst, Instruction& inst) {
 	for (const auto& decoder: VOP1_MODIFIER_DECODERS) {
 		if (decoder.escape == src0) {
-			if (handled != nullptr) {
-				*handled = true;
-			}
-			return decoder.decode(pc, code, word_index, opcode, vdst, inst, error);
+			decoder.decode(pc, code, word_index, opcode, vdst, inst);
+			return true;
 		}
 	}
-	return true;
+	return false;
 }
 
 bool IsVop2FloatSourceOpcode(Opcode opcode) {
@@ -957,7 +939,7 @@ constexpr Vop2SdwaRule VOP2_SDWA_RULES[] = {
     {SdwaSelAll(), SdwaSelAll(), SdwaSelAll(), true, true},
     {SdwaSelFull(), SdwaSelAll(), SdwaSelAll(), false, false},
     {SdwaSelAll(), SdwaSelAll(), SdwaSelAll(), true, false},
-    {SdwaSelFull(), SdwaSelAll(), SdwaSelWords() | SdwaSelFull(), false, false},
+    {SdwaSelFull(), SdwaSelAll(), SdwaSelAll(), false, false},
     {SdwaSelFull(), SdwaSelAll(), SdwaSelAll(), false, false},
     {SdwaSelWords() | SdwaSelFull(), SdwaSelAll(), SdwaSelAll(), true, false},
 };
@@ -1034,9 +1016,8 @@ bool ValidateVop2Sdwa(Instruction& inst, uint32_t opcode, const Vop2SdwaFields&
 	return true;
 }
 
-bool FinalizeVop2Instruction(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                             Instruction& inst, std::string* error) {
-	(void)pc;
+void FinalizeVop2Instruction(std::span<const uint32_t> code, uint32_t word_index,
+                             Instruction& inst) {
 	switch (inst.opcode) {
 		case Opcode::V_MADMK_F32:
 		case Opcode::V_FMAMK_F16:
@@ -1067,55 +1048,48 @@ bool FinalizeVop2Instruction(uint32_t pc, std::span<const uint32_t> code, uint32
 		default: inst.src_count = 2; break;
 	}
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeVop2Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                    uint32_t opcode, uint32_t vdst, uint32_t vsrc1, Instruction& inst,
-                    std::string* error) {
+void DecodeVop2Sdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                    uint32_t opcode, uint32_t vdst, uint32_t vsrc1, Instruction& inst) {
 	const auto modifier = code[word_index + 1u];
 	const auto fields   = DecodeVop2SdwaFields(modifier);
 	SetRawWords(inst, code, word_index, 2);
 	if (!ValidateVop2Sdwa(inst, opcode, fields)) {
-		return true;
+		return;
 	}
 
 	DecodeVectorGpr(vdst, inst.dst);
-	if (!DecodeScalarSource(fields.src0 + (fields.s0 == 0u ? 256u : 0u), pc, inst.src0, error) ||
-	    !DecodeScalarSource(vsrc1 + (fields.s1 == 0u ? 256u : 0u), pc, inst.src1, error)) {
-		return false;
-	}
+	DecodeScalarSource(fields.src0 + (fields.s0 == 0u ? 256u : 0u), pc, inst.src0);
+	DecodeScalarSource(vsrc1 + (fields.s1 == 0u ? 256u : 0u), pc, inst.src1);
 	inst.dst.sdwa_sel          = fields.dst_sel;
 	inst.dst.sdwa_dst_unused   = fields.dst_u;
 	inst.dst.explicit_sdwa_dst = true;
 	inst.dst.clamp             = fields.clamp != 0u;
 	inst.dst.omod              = fields.omod;
-	inst.src0.sdwa_sel       = fields.src0_sel;
-	inst.src0.sdwa_sext      = fields.src0_sext != 0u;
-	inst.src0.negate         = fields.src0_neg != 0u;
-	inst.src0.absolute       = fields.src0_abs != 0u;
-	inst.src1.sdwa_sel       = fields.src1_sel;
-	inst.src1.sdwa_sext      = fields.src1_sext != 0u;
-	inst.src1.negate         = fields.src1_neg != 0u;
-	inst.src1.absolute       = fields.src1_abs != 0u;
-	return FinalizeVop2Instruction(pc, code, word_index, inst, error);
+	inst.src0.sdwa_sel         = fields.src0_sel;
+	inst.src0.sdwa_sext        = fields.src0_sext != 0u;
+	inst.src0.negate           = fields.src0_neg != 0u;
+	inst.src0.absolute         = fields.src0_abs != 0u;
+	inst.src1.sdwa_sel         = fields.src1_sel;
+	inst.src1.sdwa_sext        = fields.src1_sext != 0u;
+	inst.src1.negate           = fields.src1_neg != 0u;
+	inst.src1.absolute         = fields.src1_abs != 0u;
+	FinalizeVop2Instruction(code, word_index, inst);
 }
 
-bool DecodeVop2Dpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                   uint32_t opcode, uint32_t vdst, uint32_t vsrc1, Instruction& inst,
-                   std::string* error) {
+void DecodeVop2Dpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                   uint32_t opcode, uint32_t vdst, uint32_t vsrc1, Instruction& inst) {
 	const auto modifier = code[word_index + 1u];
 	const auto src0     = modifier & 0xffu;
 	SetRawWords(inst, code, word_index, 2);
 
 	DecodeVectorGpr(vdst, inst.dst);
 	DecodeVectorGpr(vsrc1, inst.src1);
-	if (!DecodeScalarSource(src0 + 256u, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0 + 256u, pc, inst.src0);
 	ApplyDppModifier(inst.src0, modifier);
-	inst.src1.negate   = ((modifier >> 22u) & 0x1u) != 0u;
-	inst.src1.absolute = ((modifier >> 23u) & 0x1u) != 0u;
+	inst.src1.negate       = ((modifier >> 22u) & 0x1u) != 0u;
+	inst.src1.absolute     = ((modifier >> 23u) & 0x1u) != 0u;
 	const bool packed_fmac = inst.opcode == Opcode::V_PK_FMAC_F16;
 	if (packed_fmac) {
 		inst.src0.negate_hi = inst.src0.negate;
@@ -1126,14 +1100,14 @@ bool DecodeVop2Dpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_in
 	    (inst.src0.negate || inst.src0.absolute || inst.src1.negate || inst.src1.absolute)) {
 		SetUnsupported(inst, Family::VOP2, opcode,
 		               "VOP2 DPP integer source modifiers are not supported");
-		return true;
+		return;
 	}
-	return FinalizeVop2Instruction(pc, code, word_index, inst, error);
+	FinalizeVop2Instruction(code, word_index, inst);
 }
 
-using Vop2ModifierDecodeFn = bool (*)(uint32_t pc, std::span<const uint32_t> code,
+using Vop2ModifierDecodeFn = void (*)(uint32_t pc, std::span<const uint32_t> code,
                                       uint32_t word_index, uint32_t opcode, uint32_t vdst,
-                                      uint32_t vsrc1, Instruction& inst, std::string* error);
+                                      uint32_t vsrc1, Instruction& inst);
 
 struct Vop2ModifierDecoder {
 	uint32_t             escape = 0;
@@ -1147,19 +1121,14 @@ constexpr Vop2ModifierDecoder VOP2_MODIFIER_DECODERS[] = {
 
 bool TryDecodeVop2Modifier(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
                            uint32_t src0, uint32_t opcode, uint32_t vdst, uint32_t vsrc1,
-                           Instruction& inst, std::string* error, bool* handled) {
-	if (handled != nullptr) {
-		*handled = false;
-	}
+                           Instruction& inst) {
 	for (const auto& decoder: VOP2_MODIFIER_DECODERS) {
 		if (decoder.escape == src0) {
-			if (handled != nullptr) {
-				*handled = true;
-			}
-			return decoder.decode(pc, code, word_index, opcode, vdst, vsrc1, inst, error);
+			decoder.decode(pc, code, word_index, opcode, vdst, vsrc1, inst);
+			return true;
 		}
 	}
-	return true;
+	return false;
 }
 
 struct VopcSdwaFields {
@@ -1200,31 +1169,29 @@ bool SupportsVopcSdwa(Opcode opcode) {
 	return opcode != Opcode::UNSUPPORTED;
 }
 
-bool DecodeVopcSdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                    uint32_t opcode, uint32_t vsrc1, Instruction& inst, std::string* error) {
+void DecodeVopcSdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                    uint32_t opcode, uint32_t vsrc1, Instruction& inst) {
 	const auto modifier = code[word_index + 1u];
 	const auto fields   = DecodeVopcSdwaFields(modifier);
 	SetRawWords(inst, code, word_index, 2);
 	if (fields.src0_sel > 6u || fields.src1_sel > 6u) {
 		SetUnsupported(inst, Family::VOPC, opcode, "VOPC SDWA selector is invalid");
-		return true;
+		return;
 	}
 	if (!SupportsVopcSdwa(inst.opcode)) {
 		SetUnsupported(inst, Family::VOPC, opcode,
 		               "VOPC SDWA modifier is not supported for opcode");
-		return true;
+		return;
 	}
 
-	if (!DecodeScalarSource(fields.src0 + (fields.s0 == 0u ? 256u : 0u), pc, inst.src0, error) ||
-	    !DecodeScalarSource(vsrc1 + (fields.s1 == 0u ? 256u : 0u), pc, inst.src1, error)) {
-		return false;
-	}
+	DecodeScalarSource(fields.src0 + (fields.s0 == 0u ? 256u : 0u), pc, inst.src0);
+	DecodeScalarSource(vsrc1 + (fields.s1 == 0u ? 256u : 0u), pc, inst.src1);
 	if (IsVopcCompareExec(inst.opcode)) {
 		inst.dst.kind = OperandKind::ExecLo;
 	} else if (fields.sd == 0u) {
 		inst.dst.kind = OperandKind::VccLo;
-	} else if (!DecodeScalarDestination(fields.sdst, pc, inst.dst, error)) {
-		return false;
+	} else {
+		DecodeScalarDestination(fields.sdst, pc, inst.dst);
 	}
 	inst.src0.sdwa_sel  = fields.src0_sel;
 	inst.src0.sdwa_sext = fields.src0_sext != 0u;
@@ -1236,34 +1203,30 @@ bool DecodeVopcSdwa(uint32_t pc, std::span<const uint32_t> code, uint32_t word_i
 	inst.src1.absolute  = fields.src1_abs != 0u;
 	inst.src_count      = 2;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeVopcDpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                   uint32_t opcode, uint32_t vsrc1, Instruction& inst, std::string* error) {
+void DecodeVopcDpp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                   uint32_t opcode, uint32_t vsrc1, Instruction& inst) {
 	const auto modifier = code[word_index + 1u];
 	const auto src0     = modifier & 0xffu;
 	SetRawWords(inst, code, word_index, 2);
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOPC, opcode, "VOPC opcode is not implemented");
-		return true;
+		return;
 	}
 	const auto* info = Detail::FindOpcode(VOPC_OPS, opcode);
 	if (info == nullptr || !info->supports_dpp) {
 		SetUnsupported(inst, Family::VOPC, opcode, "VOPC DPP modifier is not supported for opcode");
-		return true;
+		return;
 	}
 	DecodeVectorGpr(vsrc1, inst.src1);
-	if (!DecodeScalarSource(src0 + 256u, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0 + 256u, pc, inst.src0);
 	inst.dst.kind = IsVopcCompareExec(inst.opcode) ? OperandKind::ExecLo : OperandKind::VccLo;
 	ApplyDppModifier(inst.src0, modifier);
 	inst.src1.negate   = ((modifier >> 22u) & 0x1u) != 0u;
 	inst.src1.absolute = ((modifier >> 23u) & 0x1u) != 0u;
 	inst.src_count     = 2;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
 uint32_t NativeVop3SourceCount(Opcode opcode) {
@@ -1560,8 +1523,8 @@ bool IsVopcCompareExec(Opcode opcode) {
 
 } // namespace
 
-bool DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 25u) & 0x3fu;
 	const uint32_t vdst   = (word >> 17u) & 0xffu;
@@ -1577,27 +1540,20 @@ bool DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOP2, opcode, "VOP2 opcode is not implemented");
-		return true;
+		return;
 	}
-	bool modifier_handled = false;
-	if (!TryDecodeVop2Modifier(pc, code, word_index, src0, opcode, vdst, vsrc1, inst, error,
-	                           &modifier_handled)) {
-		return false;
-	}
-	if (modifier_handled) {
-		return true;
+	if (TryDecodeVop2Modifier(pc, code, word_index, src0, opcode, vdst, vsrc1, inst)) {
+		return;
 	}
 
 	DecodeVectorGpr(vdst, inst.dst);
 	DecodeVectorGpr(vsrc1, inst.src1);
-	if (!DecodeScalarSource(src0, pc, inst.src0, error)) {
-		return false;
-	}
-	return FinalizeVop2Instruction(pc, code, word_index, inst, error);
+	DecodeScalarSource(src0, pc, inst.src0);
+	FinalizeVop2Instruction(code, word_index, inst);
 }
 
-bool DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 9u) & 0xffu;
 	const uint32_t src0   = word & 0x1ffu;
@@ -1612,39 +1568,29 @@ bool DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOP1, opcode, "VOP1 opcode is not implemented");
-		return true;
+		return;
 	}
 	if (inst.opcode == Opcode::V_NOP) {
 		inst.dst.kind  = OperandKind::Null;
 		inst.src_count = 0;
-		return true;
+		return;
 	}
-	bool modifier_handled = false;
-	if (!TryDecodeVop1Modifier(pc, code, word_index, src0, opcode, vdst, inst, error,
-	                           &modifier_handled)) {
-		return false;
-	}
-	if (modifier_handled) {
-		return true;
+	if (TryDecodeVop1Modifier(pc, code, word_index, src0, opcode, vdst, inst)) {
+		return;
 	}
 	const bool scalar_dst = UsesScalarDestination(inst.opcode);
 	if (scalar_dst) {
-		if (!DecodeScalarDestination(vdst, pc, inst.dst, error)) {
-			return false;
-		}
+		DecodeScalarDestination(vdst, pc, inst.dst);
 	} else {
 		DecodeVectorGpr(vdst, inst.dst);
 	}
-	if (!DecodeScalarSource(src0, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0, pc, inst.src0);
 	inst.src_count = 1;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeVopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeVopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word   = code[word_index];
 	const uint32_t opcode = (word >> 17u) & 0xffu;
 	const uint32_t src0   = word & 0x1ffu;
@@ -1659,25 +1605,22 @@ bool DecodeVopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 	SetRawWords(inst, code, word_index, 1);
 
 	switch (src0) {
-		case 249u: return DecodeVopcSdwa(pc, code, word_index, opcode, vsrc1, inst, error);
-		case 250u: return DecodeVopcDpp(pc, code, word_index, opcode, vsrc1, inst, error);
+		case 249u: DecodeVopcSdwa(pc, code, word_index, opcode, vsrc1, inst); return;
+		case 250u: DecodeVopcDpp(pc, code, word_index, opcode, vsrc1, inst); return;
 		default: break;
 	}
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOPC, opcode, "VOPC opcode is not implemented");
-		return true;
+		return;
 	}
 	DecodeVectorGpr(vsrc1, inst.src1);
-	if (!DecodeScalarSource(src0, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0, pc, inst.src0);
 	inst.src_count = 2;
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error) {
+void DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst) {
 	const uint32_t word0  = code[word_index];
 	const uint32_t word1  = code[word_index + 1u];
 	const uint32_t opcode = (word0 >> 16u) & 0x3ffu;
@@ -1728,29 +1671,26 @@ bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 			reason = "VOP3 mad-mix clamp/omod is not implemented";
 		}
 		SetUnsupported(inst, Family::VOP3, opcode, reason);
-		return true;
+		return;
 	}
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOP3, opcode, "VOP3 opcode is not implemented");
-		return true;
+		return;
 	}
 	if (inst.opcode == Opcode::V_NOP) {
 		inst.dst.kind  = OperandKind::Null;
 		inst.src_count = 0;
-		return true;
+		return;
 	}
-	bool dst_ok = true;
 	if (compare_exec) {
 		inst.dst.kind = OperandKind::ExecLo;
 	} else if (scalar_dst) {
 		// VOP3A uses VDST for VOPC and the scalar-destination lane-read opcodes.
-		dst_ok = DecodeScalarDestination(vdst, pc, inst.dst, error);
+		DecodeScalarDestination(vdst, pc, inst.dst);
 	} else {
 		DecodeVectorGpr(vdst, inst.dst);
 	}
-	if (!dst_ok || !DecodeScalarSource(src0, pc, inst.src0, error)) {
-		return false;
-	}
+	DecodeScalarSource(src0, pc, inst.src0);
 	inst.dst.clamp = native_clamp_modifier && clamp != 0u;
 	inst.dst.omod  = native_result_modifiers ? omod : 0u;
 	if (permlane) {
@@ -1758,15 +1698,13 @@ bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 		inst.dst.op_sel_hi = (op_sel & 0x2u) != 0u;
 	}
 	if (vop3_vopc) {
-		if (!DecodeScalarSource(src1, pc, inst.src1, error)) {
-			return false;
-		}
+		DecodeScalarSource(src1, pc, inst.src1);
 		inst.src_count = 2;
 		if (native_source_modifiers) {
 			ApplyNativeVop3SourceModifiers(inst, abs, neg);
 		}
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
+		return;
 	}
 	if (IsVop3EncodedVop1(opcode)) {
 		inst.src_count = 1;
@@ -1774,45 +1712,35 @@ bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 			ApplyNativeVop3SourceModifiers(inst, abs, neg);
 		}
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
+		return;
 	}
 	if (carry_in_out) {
-		if (!DecodeScalarDestination(sdst, pc, inst.dst2, error) ||
-		    !DecodeScalarSource(src1, pc, inst.src1, error) ||
-		    !DecodeScalarSource(src2, pc, inst.src2, error)) {
-			return false;
-		}
+		DecodeScalarDestination(sdst, pc, inst.dst2);
+		DecodeScalarSource(src1, pc, inst.src1);
+		DecodeScalarSource(src2, pc, inst.src2);
 		inst.src_count = 3;
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
+		return;
 	}
 	if (vop3b_carry_out) {
-		if (!DecodeScalarDestination(sdst, pc, inst.dst2, error) ||
-		    !DecodeScalarSource(src1, pc, inst.src1, error)) {
-			return false;
-		}
+		DecodeScalarDestination(sdst, pc, inst.dst2);
+		DecodeScalarSource(src1, pc, inst.src1);
 		inst.src_count = 2;
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
+		return;
 	}
 	if (vop3b_mad_u64) {
-		if (!DecodeScalarDestination(sdst, pc, inst.dst2, error) ||
-		    !DecodeScalarSource(src1, pc, inst.src1, error) ||
-		    !DecodeScalarSource(src2, pc, inst.src2, error)) {
-			return false;
-		}
+		DecodeScalarDestination(sdst, pc, inst.dst2);
+		DecodeScalarSource(src1, pc, inst.src1);
+		DecodeScalarSource(src2, pc, inst.src2);
 		inst.src_count = 3;
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
+		return;
 	}
 	if (IsVop3EncodedVop2(opcode)) {
-		if (!DecodeScalarSource(src1, pc, inst.src1, error)) {
-			return false;
-		}
+		DecodeScalarSource(src1, pc, inst.src1);
 		if (inst.opcode == Opcode::V_CNDMASK_B32) {
-			if (!DecodeScalarSource(src2, pc, inst.src2, error)) {
-				return false;
-			}
+			DecodeScalarSource(src2, pc, inst.src2);
 			inst.src_count = 3;
 		} else {
 			inst.src_count = 2;
@@ -1821,14 +1749,12 @@ bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 			ApplyNativeVop3SourceModifiers(inst, abs, neg);
 		}
 		ReadLiteralOperands(code, word_index, inst);
-		return true;
-	}
-	if (!DecodeScalarSource(src1, pc, inst.src1, error)) {
-		return false;
+		return;
 	}
+	DecodeScalarSource(src1, pc, inst.src1);
 	inst.src_count = NativeVop3SourceCount(inst.opcode);
-	if (inst.src_count > 2u && !DecodeScalarSource(src2, pc, inst.src2, error)) {
-		return false;
+	if (inst.src_count > 2u) {
+		DecodeScalarSource(src2, pc, inst.src2);
 	}
 	if (mad_mix) {
 		ApplyNativeVop3TernaryModifiers(inst, op_sel, abs, neg);
@@ -1844,11 +1770,10 @@ bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
 		ApplyNativeVop3SourceModifiers(inst, abs, neg);
 	}
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
-bool DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                 Instruction& inst, std::string* error) {
+void DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                 Instruction& inst) {
 	const uint32_t word0       = code[word_index];
 	const uint32_t word1       = code[word_index + 1u];
 	const uint32_t opcode      = (word0 >> 16u) & 0x7fu;
@@ -1872,16 +1797,14 @@ bool DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_inde
 
 	if (inst.opcode == Opcode::UNSUPPORTED) {
 		SetUnsupported(inst, Family::VOP3P, opcode, "VOP3P opcode is not implemented");
-		return true;
+		return;
 	}
 	inst.src_count = Vop3pSourceCount(inst.opcode);
 	DecodeVectorGpr(vdst, inst.dst);
-	if (!DecodeScalarSource(src0, pc, inst.src0, error) ||
-	    !DecodeScalarSource(src1, pc, inst.src1, error)) {
-		return false;
-	}
-	if (inst.src_count > 2u && !DecodeScalarSource(src2, pc, inst.src2, error)) {
-		return false;
+	DecodeScalarSource(src0, pc, inst.src0);
+	DecodeScalarSource(src1, pc, inst.src1);
+	if (inst.src_count > 2u) {
+		DecodeScalarSource(src2, pc, inst.src2);
 	}
 	if (inst.opcode == Opcode::V_FMA_F32) {
 		inst.dst.clamp = clamp != 0u;
@@ -1891,7 +1814,7 @@ bool DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_inde
 		inst.dst.clamp = clamp != 0u;
 	} else if (clamp != 0u) {
 		SetUnsupported(inst, Family::VOP3P, opcode, "VOP3P integer clamp is not implemented");
-		return true;
+		return;
 	}
 	ApplyVop3pSourceModifiers(inst, op_sel, op_sel_hi, neg, neg_hi);
 	if (inst.opcode == Opcode::V_MAD_MIXLO_F16) {
@@ -1904,7 +1827,6 @@ bool DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_inde
 		ApplyVop3pMixAbsModifiers(inst);
 	}
 	ReadLiteralOperands(code, word_index, inst);
-	return true;
 }
 
 void DecodeVintrp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,

src/graphics/shader/recompiler/frontend/decode/VectorAluOps.h

@@ -5,16 +5,16 @@
 
 namespace Libs::Graphics::ShaderRecompiler::Decoder {
 
-bool DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeVopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index, Instruction& inst,
-                std::string* error);
-bool DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
-                 Instruction& inst, std::string* error);
+void DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeVop1(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeVopc(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeVop3(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                Instruction& inst);
+void DecodeVop3p(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
+                 Instruction& inst);
 void DecodeVintrp(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index,
                   Instruction& inst);
 

src/graphics/shader/recompiler/frontend/translate/Attribute.cpp

@@ -1,9 +1,8 @@
+#include "common/assert.h"
 #include "graphics/shader/recompiler/frontend/translate/Translator.h"
-#include "graphics/shader/shader.h"
 
 #include <algorithm>
 #include <array>
-#include <fmt/format.h>
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
@@ -47,14 +46,13 @@ IR::ExportFlags Translator::AddExportInfo(const Decoder::Instruction& inst) {
 	return {.index = index, .pc = inst.pc};
 }
 
-bool Translator::TranslateEmbeddedFetch(const Decoder::Instruction& inst, uint32_t attribute,
+void Translator::TranslateEmbeddedFetch(const Decoder::Instruction& inst, uint32_t attribute,
                                         uint32_t component_count) {
 	for (uint32_t component = 0; component < component_count; component++) {
 		const auto value =
 		    ir.Emit(IR::ValueOpcode::GetAttribute, {IR::Value(attribute), IR::Value(component)});
 		WriteOperand(OffsetOperand(inst.dst, component), value);
 	}
-	return true;
 }
 
 void Translator::V_INTERP_P1_F32() {}
@@ -65,25 +63,20 @@ void Translator::V_INTERP_P2_F32(const Decoder::Instruction& inst) {
 	WriteOperand(inst.dst, value);
 }
 
-bool Translator::V_INTERP_MOV_F32(const Decoder::Instruction& inst, std::string* error) {
+void Translator::V_INTERP_MOV_F32(const Decoder::Instruction& inst) {
 	if (inst.src0.value >= 3u) {
-		return ShaderError::Fail(error,
-		                         fmt::format("v_interp_mov_f32 mode {} is reserved at pc 0x{:08x}",
-		                                     inst.src0.value, inst.pc));
+		EXIT("v_interp_mov_f32 mode %u is reserved at pc 0x%08x", inst.src0.value, inst.pc);
 	}
 	const auto value = ir.Emit(
 	    IR::ValueOpcode::GetInterpolationParameter,
 	    {IR::Value(inst.src1.value), IR::Value(inst.src2.value), IR::Value(inst.src0.value)});
 	WriteOperand(inst.dst, value);
-	return true;
 }
 
-bool Translator::EXP(const Decoder::Instruction& inst, std::string* error) {
+void Translator::EXP(const Decoder::Instruction& inst) {
 	uint32_t index = 0;
 	if (ExportTargetKindFromTarget(inst.exp.target, index) == IR::ExportTargetKind::Unknown) {
-		return ShaderError::Fail(error,
-		                         fmt::format("unsupported EXP target 0x{:02x} at pc 0x{:08x}",
-		                                     inst.exp.target, inst.pc));
+		EXIT("unsupported EXP target 0x%02x at pc 0x%08x", inst.exp.target, inst.pc);
 	}
 	std::array<IR::Value, 4> components {IR::Value(0u), IR::Value(0u), IR::Value(0u),
 	                                     IR::Value(0u)};
@@ -93,14 +86,13 @@ bool Translator::EXP(const Decoder::Instruction& inst, std::string* error) {
 	const auto data = ir.Emit(IR::ValueOpcode::CompositeConstructU32x4,
 	                          {components[0], components[1], components[2], components[3]});
 	ir.Emit(IR::ValueOpcode::SetAttribute, {data, ir.GetExec()}, AddExportInfo(inst));
-	return true;
 }
 
-bool Translator::EmitInterpolation(const Decoder::Instruction& inst, std::string* error) {
+bool Translator::EmitInterpolation(const Decoder::Instruction& inst) {
 	switch (inst.opcode) {
 		case Decoder::Opcode::V_INTERP_P1_F32: V_INTERP_P1_F32(); return true;
 		case Decoder::Opcode::V_INTERP_P2_F32: V_INTERP_P2_F32(inst); return true;
-		case Decoder::Opcode::V_INTERP_MOV_F32: return V_INTERP_MOV_F32(inst, error);
+		case Decoder::Opcode::V_INTERP_MOV_F32: V_INTERP_MOV_F32(inst); return true;
 		default: return false;
 	}
 }

src/graphics/shader/recompiler/frontend/translate/Control.cpp

@@ -1,3 +1,4 @@
+#include "common/assert.h"
 #include "graphics/shader/recompiler/frontend/translate/Translator.h"
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
@@ -163,12 +164,12 @@ void Translator::S_INST_PREFETCH() {
 	ir.Emit(IR::ValueOpcode::InstPrefetch);
 }
 
-bool Translator::S_GETPC_B64(const Decoder::Instruction& inst, std::string* error) {
+void Translator::S_GETPC_B64(const Decoder::Instruction& inst) {
 	const auto base    = IR::U64(ir.Emit(IR::ValueOpcode::GetShaderBase));
 	const auto address = IR::U64(
 	    ir.Emit(IR::ValueOpcode::IAdd64, {base, IR::Value(static_cast<uint64_t>(inst.pc) + 4u)}));
 	if (inst.dst.kind == Decoder::OperandKind::Null) {
-		return true;
+		return;
 	}
 	auto high = PlainOperand(inst.dst);
 	switch (inst.dst.kind) {
@@ -179,25 +180,19 @@ bool Translator::S_GETPC_B64(const Decoder::Instruction& inst, std::string* erro
 				high.kind = Decoder::OperandKind::VccLo;
 				high.reg  = 0u;
 			} else {
-				if (error != nullptr) {
-					*error = "S_GETPC_B64 destination does not name a valid scalar pair";
-				}
-				return false;
+				EXIT("S_GETPC_B64 destination does not name a valid scalar pair at pc 0x%08x",
+				     inst.pc);
 			}
 			break;
 		case Decoder::OperandKind::VccLo: high.kind = Decoder::OperandKind::VccHi; break;
 		case Decoder::OperandKind::M0: high.kind = Decoder::OperandKind::Null; break;
 		case Decoder::OperandKind::ExecLo: high.kind = Decoder::OperandKind::ExecHi; break;
 		default:
-			if (error != nullptr) {
-				*error = "S_GETPC_B64 destination does not name a valid scalar pair";
-			}
-			return false;
+			EXIT("S_GETPC_B64 destination does not name a valid scalar pair at pc 0x%08x", inst.pc);
 	}
 	const auto words = ExtractU64(address);
 	WriteOperand(inst.dst, words[0]);
 	WriteOperand(high, words[1]);
-	return true;
 }
 
 void Translator::S_CSELECT_B32(const Decoder::Instruction& inst) {
@@ -213,8 +208,8 @@ void Translator::S_CSELECT_B64(const Decoder::Instruction& inst) {
 }
 
 void Translator::MOV_B32(const Decoder::Instruction& inst, bool apply_float_modifiers) {
-	if (inst.src0.kind == Decoder::OperandKind::Sgpr && inst.dst.kind == Decoder::OperandKind::Sgpr &&
-	    inst.src0.reg == inst.dst.reg) {
+	if (inst.src0.kind == Decoder::OperandKind::Sgpr &&
+	    inst.dst.kind == Decoder::OperandKind::Sgpr && inst.src0.reg == inst.dst.reg) {
 		return;
 	}
 	if (IsExecOrVcc(inst.src0) && IsExecOrVcc(inst.dst)) {
@@ -242,21 +237,15 @@ void Translator::S_WQM_B64(const Decoder::Instruction& inst) {
 	ir.SetScc(ScalarU64NonZero(result));
 }
 
-bool Translator::V_MOVRELS_B32(const Decoder::Instruction& inst, std::string* error) {
+void Translator::V_MOVRELS_B32(const Decoder::Instruction& inst) {
 	if (inst.dst.kind != Decoder::OperandKind::Vgpr ||
 	    inst.src0.kind != Decoder::OperandKind::Vgpr) {
-		if (error != nullptr) {
-			*error = "V_MOVRELS_B32 requires VGPR source and destination";
-		}
-		return false;
+		EXIT("V_MOVRELS_B32 requires VGPR source and destination at pc 0x%08x", inst.pc);
 	}
 	if (inst.dst.sdwa_sel != 6u || inst.dst.omod != 0u || inst.dst.clamp ||
 	    inst.src0.sdwa_sel != 6u || inst.src0.sdwa_sext || inst.src0.negate || inst.src0.absolute ||
 	    inst.src0.dpp) {
-		if (error != nullptr) {
-			*error = "V_MOVRELS_B32 modifiers are not implemented";
-		}
-		return false;
+		EXIT("V_MOVRELS_B32 modifiers are not implemented at pc 0x%08x", inst.pc);
 	}
 	const auto base     = inst.src0.reg;
 	const auto m0       = ir.BitwiseAnd(ReadU32(ConditionOperand(Decoder::OperandKind::M0)),
@@ -267,23 +256,16 @@ bool Translator::V_MOVRELS_B32(const Decoder::Instruction& inst, std::string* er
 		selected = ir.Select(match, ir.GetVectorReg(static_cast<IR::VectorReg>(index)), selected);
 	}
 	WriteOperand(DestinationOperand(inst), selected);
-	return true;
 }
 
-bool Translator::V_MOVRELD_B32(const Decoder::Instruction& inst, std::string* error) {
+void Translator::V_MOVRELD_B32(const Decoder::Instruction& inst) {
 	if (inst.dst.kind != Decoder::OperandKind::Vgpr) {
-		if (error != nullptr) {
-			*error = "V_MOVRELD_B32 requires VGPR destination";
-		}
-		return false;
+		EXIT("V_MOVRELD_B32 requires VGPR destination at pc 0x%08x", inst.pc);
 	}
 	if (inst.dst.sdwa_sel != 6u || inst.dst.omod != 0u || inst.dst.clamp ||
 	    inst.src0.sdwa_sel != 6u || inst.src0.sdwa_sext || inst.src0.negate || inst.src0.absolute ||
 	    inst.src0.dpp) {
-		if (error != nullptr) {
-			*error = "V_MOVRELD_B32 modifiers are not implemented";
-		}
-		return false;
+		EXIT("V_MOVRELD_B32 modifiers are not implemented at pc 0x%08x", inst.pc);
 	}
 	const auto base  = inst.dst.reg;
 	const auto value = ReadU32(inst.src0);
@@ -295,7 +277,6 @@ bool Translator::V_MOVRELD_B32(const Decoder::Instruction& inst, std::string* er
 		const auto write = ir.LogicalAnd(ir.GetExec(), match);
 		ir.SetVectorReg(reg, ir.Select(write, value, ir.GetVectorReg(reg)));
 	}
-	return true;
 }
 
 void Translator::V_READFIRSTLANE_B32(const Decoder::Instruction& inst) {

src/graphics/shader/recompiler/frontend/translate/Dispatch.cpp

@@ -1,23 +1,18 @@
+#include "common/assert.h"
 #include "graphics/shader/recompiler/frontend/translate/Translator.h"
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
-bool Translator::TranslateInstruction(const Decoder::Instruction& inst, std::string* error) {
+void Translator::TranslateInstruction(const Decoder::Instruction& inst) {
 	current_opcode = inst.opcode;
 	current_pc     = inst.pc;
 
 	switch (inst.opcode) {
 		case Decoder::Opcode::UNKNOWN:
 		case Decoder::Opcode::COUNT:
-			if (error != nullptr) {
-				*error = "decoded opcode has no IR translation";
-			}
-			return false;
+			EXIT("decoded opcode has no IR translation at pc 0x%08x", inst.pc);
 		case Decoder::Opcode::UNSUPPORTED:
-			if (error != nullptr) {
-				*error = "unsupported decoded instruction: " + Decoder::InstructionToString(inst);
-			}
-			return false;
+			EXIT("unsupported decoded instruction: %s", Decoder::InstructionToString(inst).c_str());
 		default: break;
 	}
 
@@ -27,27 +22,30 @@ bool Translator::TranslateInstruction(const Decoder::Instruction& inst, std::str
 		case Decoder::Family::SOP2:
 		case Decoder::Family::SOPK:
 		case Decoder::Family::SOPC:
-		case Decoder::Family::SOPP: translated = EmitScalar(inst, error); break;
+		case Decoder::Family::SOPP: translated = EmitScalar(inst); break;
 		case Decoder::Family::VOP1:
 		case Decoder::Family::VOP2:
 		case Decoder::Family::VOP3:
 		case Decoder::Family::VOP3P:
-		case Decoder::Family::VOPC: translated = EmitVector(inst, error); break;
+		case Decoder::Family::VOPC: translated = EmitVector(inst); break;
 		case Decoder::Family::SMEM:
 		case Decoder::Family::MUBUF:
 		case Decoder::Family::MTBUF:
 		case Decoder::Family::FLAT:
 		case Decoder::Family::DS:
-		case Decoder::Family::MIMG: translated = EmitMemory(inst, error); break;
-		case Decoder::Family::VINTRP: translated = EmitInterpolation(inst, error); break;
-		case Decoder::Family::EXP: translated = EXP(inst, error); break;
+		case Decoder::Family::MIMG: translated = EmitMemory(inst); break;
+		case Decoder::Family::VINTRP: translated = EmitInterpolation(inst); break;
+		case Decoder::Family::EXP:
+			EXP(inst);
+			translated = true;
+			break;
 		default: break;
 	}
 
-	if (!translated && error != nullptr && error->empty()) {
-		*error = "decoded opcode has no IR translation";
+	if (!translated) {
+		EXIT("opcode %s at pc 0x%08x has no IR translation",
+		     Decoder::InstructionToString(inst).c_str(), inst.pc);
 	}
-	return translated;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::Frontend

src/graphics/shader/recompiler/frontend/translate/Memory.cpp

@@ -1,9 +1,7 @@
-#include "common/magicEnum.h"
 #include "graphics/shader/recompiler/frontend/translate/Translator.h"
 
 #include <algorithm>
 #include <array>
-#include <fmt/format.h>
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
@@ -890,7 +888,7 @@ bool Translator::DS_BPERMUTE_B32(const Decoder::Instruction& inst) {
 	return true;
 }
 
-bool Translator::EmitMemory(const Decoder::Instruction& inst, std::string* error) {
+bool Translator::EmitMemory(const Decoder::Instruction& inst) {
 	switch (inst.opcode) {
 		case Decoder::Opcode::S_LOAD_DWORD:
 		case Decoder::Opcode::S_LOAD_DWORDX2:
@@ -1080,12 +1078,7 @@ bool Translator::EmitMemory(const Decoder::Instruction& inst, std::string* error
 		case Decoder::Opcode::DS_WRITE_B64:
 		case Decoder::Opcode::DS_WRITE_B96:
 		case Decoder::Opcode::DS_WRITE_B128: return DS_WRITE(inst);
-		default:
-			if (error != nullptr) {
-				*error = fmt::format("memory-family opcode has no specialized IR translation: {}",
-				                     magic_enum::enum_name(inst.opcode));
-			}
-			return false;
+		default: return false;
 	}
 }
 

src/graphics/shader/recompiler/frontend/translate/Scalar.cpp

@@ -2,14 +2,14 @@
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
-bool Translator::EmitScalar(const Decoder::Instruction& inst, std::string* error) {
+bool Translator::EmitScalar(const Decoder::Instruction& inst) {
 	using O = Decoder::Opcode;
 	switch (inst.opcode) {
 		case O::S_MOV_B32:
 		case O::S_MOVK_I32: MOV_B32(inst, false); return true;
 		case O::S_MOV_B64: S_MOV_B64(inst); return true;
 		case O::S_WQM_B64: S_WQM_B64(inst); return true;
-		case O::S_GETPC_B64: return S_GETPC_B64(inst, error);
+		case O::S_GETPC_B64: S_GETPC_B64(inst); return true;
 		case O::S_SETPC_B64: return true;
 		case O::S_CSELECT_B32: S_CSELECT_B32(inst); return true;
 		case O::S_CSELECT_B64: S_CSELECT_B64(inst); return true;
@@ -181,6 +181,7 @@ bool Translator::EmitScalar(const Decoder::Instruction& inst, std::string* error
 		case O::S_XNOR_B32:
 			return ComposedIntegerBinary(inst, IR::ValueOpcode::BitwiseXor32, false, true, true);
 		case O::S_FF1_I32_B64: return S_FF1_I32_B64(inst);
+		case O::S_FLBIT_I32_B32: return V_FFBH_32(inst, false);
 		case O::S_FLBIT_I32_B64: return S_FLBIT_I32_B64(inst);
 
 		case O::S_BITSET0_B32: return S_BITSET_B32(inst, false);

src/graphics/shader/recompiler/frontend/translate/Translate.cpp

@@ -1,16 +1,14 @@
+#include "common/assert.h"
 #include "graphics/shader/recompiler/frontend/translate/Translator.h"
 #include "graphics/shader/shader.h"
 
 #include <algorithm>
 #include <array>
-#include <fmt/format.h>
 #include <unordered_map>
 #include <utility>
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
-using ShaderError::Fail;
-
 Decoder::Operand Translator::SourceAt(const Decoder::Instruction& inst, uint32_t index) {
 	switch (index) {
 		case 0: return inst.src0;
@@ -396,8 +394,7 @@ void Translator::WriteOperand(const Decoder::Operand& operand, IR::Value value)
 		}
 	}
 	if (type == IR::Type::U16) {
-		Write16Bits(operand,
-		            IR::U32(ir.Emit(IR::ValueOpcode::ConvertU32U16, {IR::U16(value)})));
+		Write16Bits(operand, IR::U32(ir.Emit(IR::ValueOpcode::ConvertU32U16, {IR::U16(value)})));
 		return;
 	}
 	if (type == IR::Type::F16) {
@@ -811,11 +808,10 @@ void Translator::WriteCompareResult(const Decoder::Operand& operand, IR::U1 valu
 	WriteMask(operand, ir.LogicalAnd(ir.GetExec(), value));
 }
 
-bool Translator::AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo& info,
-                                    std::string* error) {
+void Translator::AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo& info) {
 	if (source.terminator.goto_value >= 0) {
 		if (source.terminator.goto_variable == UINT32_MAX) {
-			return Fail(error, fmt::format("block {} sets an invalid goto variable", source.id));
+			EXIT("block %u sets an invalid goto variable", source.id);
 		}
 		ir.SetGotoVariable(source.terminator.goto_variable,
 		                   IR::U1(IR::Value(source.terminator.goto_value != 0)));
@@ -827,13 +823,13 @@ bool Translator::AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo
 			info.indirect_target =
 			    ir.GetScalarReg(static_cast<IR::ScalarReg>(source.terminator.indirect_pc_sgpr));
 		} else {
-			return Fail(error, fmt::format("block {} has no indirect branch selector", source.id));
+			EXIT("block %u has no indirect branch selector", source.id);
 		}
 		ir.Emit(IR::ValueOpcode::ReferenceU32, {info.indirect_target});
-		return true;
+		return;
 	}
 	if (source.terminator.kind != CFG::TerminatorKind::ConditionalBranch) {
-		return true;
+		return;
 	}
 	// EXEC and VCC are invocation-local Boolean masks. Branching on that Boolean lets inactive
 	// invocations leave the region without reconstructing a host-subgroup mask.
@@ -848,17 +844,15 @@ bool Translator::AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo
 		case CFG::BranchCondition::ExecNonZero: condition = ir.GetExec(); break;
 		case CFG::BranchCondition::GotoVariable:
 			if (source.terminator.goto_variable == UINT32_MAX) {
-				return Fail(error,
-				            fmt::format("block {} reads an invalid goto variable", source.id));
+				EXIT("block %u reads an invalid goto variable", source.id);
 			}
 			condition = ir.GetGotoVariable(source.terminator.goto_variable);
 			break;
 		case CFG::BranchCondition::Unknown:
-			return Fail(error, fmt::format("block {} has an unknown branch condition", source.id));
+			EXIT("block %u has an unknown branch condition", source.id);
 	}
 	info.condition = condition;
 	ir.Emit(IR::ValueOpcode::Reference, {condition});
-	return true;
 }
 
 namespace {
@@ -980,47 +974,42 @@ void IncludeInstructionVectorRegisters(const Decoder::Instruction& inst, uint32_
 	}
 }
 
-bool ValidateTranslateOptions(const TranslateOptions& options, std::string* error) {
+void ValidateTranslateOptions(const TranslateOptions& options) {
 	if (options.wave_size != 32u && options.wave_size != 64u) {
-		return Fail(error, "shader translation requires wave32 or wave64");
+		EXIT("shader translation requires wave32 or wave64, got %u", options.wave_size);
 	}
 	switch (options.stage) {
 		case ShaderType::Vertex:
-			return options.vertex != nullptr ||
-			       Fail(error, "vertex shader translation has no vertex input metadata");
+			if (options.vertex == nullptr) {
+				EXIT("vertex shader translation has no vertex input metadata");
+			}
+			return;
 		case ShaderType::Pixel:
-			return options.pixel != nullptr ||
-			       Fail(error, "pixel shader translation has no pixel input metadata");
+			if (options.pixel == nullptr) {
+				EXIT("pixel shader translation has no pixel input metadata");
+			}
+			return;
 		case ShaderType::Compute:
-			return options.compute != nullptr ||
-			       Fail(error, "compute shader translation has no compute input metadata");
-		default: return Fail(error, "shader translation has an unsupported stage");
+			if (options.compute == nullptr) {
+				EXIT("compute shader translation has no compute input metadata");
+			}
+			return;
+		default:
+			EXIT("shader translation has unsupported stage %u",
+			     static_cast<uint32_t>(options.stage));
 	}
 }
 
 } // namespace
 
-bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
-                      const TranslateOptions& options, IR::Program& result, std::string* error) {
-	result = {};
-	struct ResetOnFailure {
-		IR::Program& program;
-		bool         complete = false;
-
-		~ResetOnFailure() {
-			if (!complete) {
-				program = {};
-			}
-		}
-	} reset_on_failure {result};
-
-	if (!ValidateTranslateOptions(options, error)) {
-		return false;
-	}
+IR::Program TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
+                             const TranslateOptions& options) {
+	ValidateTranslateOptions(options);
 	if (cfg.blocks.empty()) {
-		return Fail(error, "cannot translate an empty CFG");
+		EXIT("cannot translate an empty CFG");
 	}
 
+	IR::Program result;
 	result.stage               = options.stage;
 	result.wave_size           = options.wave_size;
 	result.shader_hash         = options.shader_hash;
@@ -1038,8 +1027,8 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 	for (const auto& cfg_block: cfg.blocks) {
 		for (uint32_t index = cfg_block.inst_begin; index < cfg_block.inst_end; index++) {
 			if (index >= decoded.instructions.size()) {
-				return Fail(error,
-				            "CFG block references an instruction outside the decoded program");
+				EXIT("CFG block %u references instruction %u outside decoded program of size %zu",
+				     cfg_block.id, index, decoded.instructions.size());
 			}
 			const auto& instruction = decoded.instructions[index];
 			if (IsCodeTableLoad(cfg, instruction.pc)) {
@@ -1056,7 +1045,7 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 		                    return block.id;
 	                    })->id;
 	if (max_id == UINT32_MAX) {
-		return Fail(error, "cannot allocate a typed entry block id");
+		EXIT("cannot allocate a typed entry block id");
 	}
 	CFG::Terminator terminator;
 	terminator.kind       = CFG::TerminatorKind::Branch;
@@ -1070,7 +1059,7 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 	block_indices.reserve(cfg.blocks.size());
 	for (const auto& source_block: cfg.blocks) {
 		if (!block_indices.emplace(source_block.id, result.blocks.size()).second) {
-			return Fail(error, fmt::format("CFG contains duplicate block id {}", source_block.id));
+			EXIT("CFG contains duplicate block id %u", source_block.id);
 		}
 		result.block_storage.push_back(std::make_unique<IR::Block>());
 		result.blocks.push_back(result.block_storage.back().get());
@@ -1082,8 +1071,7 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 		for (const auto successor: source_block.successors) {
 			const auto target = block_indices.find(successor);
 			if (target == block_indices.end()) {
-				return Fail(error, fmt::format("CFG block {} has unknown successor {}",
-				                               source_block.id, successor));
+				EXIT("CFG block %u has unknown successor %u", source_block.id, successor);
 			}
 			result.blocks[source_index]->AddBranch(result.blocks[target->second]);
 		}
@@ -1182,7 +1170,7 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 		}
 	}
 	for (const auto& cfg_block: cfg.blocks) {
-		const auto         typed_index = block_indices.at(cfg_block.id);
+		const auto typed_index = block_indices.at(cfg_block.id);
 		Translator translator(result, result.blocks[typed_index], vector_limit, options.wave_size);
 		for (uint32_t index = cfg_block.inst_begin; index < cfg_block.inst_end; index++) {
 			const auto& instruction = decoded.instructions[index];
@@ -1198,44 +1186,27 @@ bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
 			    instruction.data_dwords == embedded->components &&
 			    instruction.dst.kind == Decoder::OperandKind::Vgpr) {
 				if (options.vertex == nullptr) {
-					return Fail(error, "embedded vertex fetch plan has no vertex input metadata");
+					EXIT("embedded vertex fetch plan has no vertex input metadata");
 				}
 				const auto resource = ResolveEmbeddedFetchResource(*options.vertex, *embedded);
 				if (resource < 0 || resource >= options.vertex->resources_num) {
-					return Fail(
-					    error,
-					    fmt::format(
-					        "embedded vertex fetch at 0x{:08x} has no resource for attribute {}",
-					        instruction.pc, embedded->attrib_id));
+					EXIT("embedded vertex fetch at 0x%08x has no resource for attribute %d",
+					     instruction.pc, embedded->attrib_id);
 				}
 				result.info.vertex_fetch_components[static_cast<size_t>(resource)] =
 				    static_cast<uint8_t>(std::max<uint32_t>(
 				        result.info.vertex_fetch_components[static_cast<size_t>(resource)],
 				        embedded->components));
-				if (!translator.TranslateEmbeddedFetch(instruction, static_cast<uint32_t>(resource),
-				                                       embedded->components)) {
-					return false;
-				}
+				translator.TranslateEmbeddedFetch(instruction, static_cast<uint32_t>(resource),
+				                                  embedded->components);
 				continue;
 			}
-			if (!translator.TranslateInstruction(instruction, error)) {
-				if (error == nullptr || error->empty()) {
-					return Fail(error, fmt::format("opcode {} at 0x{:08x} has no IR translation",
-					                               magic_enum::enum_name(instruction.opcode),
-					                               instruction.pc));
-				}
-				return false;
-			}
-		}
-		if (!translator.AddBranchCondition(cfg_block, result.block_info[typed_index], error)) {
-			return false;
+			translator.TranslateInstruction(instruction);
 		}
+		translator.AddBranchCondition(cfg_block, result.block_info[typed_index]);
 	}
-	if (!IR::ValidateProgram(result, false, error)) {
-		return false;
-	}
-	reset_on_failure.complete = true;
-	return true;
+	IR::ValidateProgram(result, false);
+	return result;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::Frontend

src/graphics/shader/recompiler/frontend/translate/Translate.h

@@ -38,7 +38,7 @@ struct TranslateOptions {
 	const EmbeddedFetchPlan*      embedded_fetch = nullptr;
 };
 
-bool TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
-                      const TranslateOptions& options, IR::Program& result, std::string* error);
+IR::Program TranslateProgram(const Decoder::Program& decoded, const CFG::Graph& cfg,
+                             const TranslateOptions& options);
 
 } // namespace Libs::Graphics::ShaderRecompiler::Frontend

src/graphics/shader/recompiler/frontend/translate/Translator.h

@@ -13,10 +13,10 @@ public:
 	    : program(program), ir(block), current_vector_limit(vector_limit),
 	      current_wave_size(wave_size) {}
 
-	bool TranslateInstruction(const Decoder::Instruction& inst, std::string* error);
-	bool TranslateEmbeddedFetch(const Decoder::Instruction& inst, uint32_t attribute,
+	void TranslateInstruction(const Decoder::Instruction& inst);
+	void TranslateEmbeddedFetch(const Decoder::Instruction& inst, uint32_t attribute,
 	                            uint32_t component_count);
-	bool AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo& info, std::string* error);
+	void AddBranchCondition(const CFG::BasicBlock& source, IR::BlockInfo& info);
 
 private:
 	struct ScalarU64 {
@@ -194,26 +194,26 @@ private:
 	bool PackedInteger16MinMax(const Decoder::Instruction& inst, IR::ValueOpcode opcode, bool sign);
 	bool S_U64_MASK(const Decoder::Instruction& inst, IR::ValueOpcode logical_opcode,
 	                IR::ValueOpcode bit_opcode, bool negate_rhs, bool negate_result, bool unary);
-	bool    SimpleInteger(const Decoder::Instruction& inst, IR::ValueOpcode opcode, IR::Type type,
-	                      bool reverse, bool mask_shift_count, bool update_scc);
-	bool    ComposedIntegerBinary(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
-	                              bool negate_rhs, bool negate_result, bool update_scc);
-	bool    V_AND_OR_B32(const Decoder::Instruction& inst);
-	bool    V_OR3_B32(const Decoder::Instruction& inst);
-	bool    V_XOR3_B32(const Decoder::Instruction& inst);
-	bool    S_FF1_I32_B64(const Decoder::Instruction& inst);
-	bool    V_FFBH_32(const Decoder::Instruction& inst, bool sign);
-	bool    S_FLBIT_I32_B64(const Decoder::Instruction& inst);
-	bool    Integer24(const Decoder::Instruction& inst, bool sign, bool addend);
-	bool    V_MAD_U64_U32(const Decoder::Instruction& inst);
-	bool    V_SAD_U32(const Decoder::Instruction& inst);
-	bool    V_ADD3_U32(const Decoder::Instruction& inst);
-	bool    S_BITSET_B32(const Decoder::Instruction& inst, bool set);
-	bool    V_BCNT_U32_B32(const Decoder::Instruction& inst);
-	bool    V_MBCNT_U32_B32(const Decoder::Instruction& inst, bool low);
-	bool    S_BITREPLICATE_B64_B32(const Decoder::Instruction& inst);
-	bool    S_QUADMASK_B64(const Decoder::Instruction& inst);
-	bool    BFM_B32(const Decoder::Instruction& inst);
+	bool SimpleInteger(const Decoder::Instruction& inst, IR::ValueOpcode opcode, IR::Type type,
+	                   bool reverse, bool mask_shift_count, bool update_scc);
+	bool ComposedIntegerBinary(const Decoder::Instruction& inst, IR::ValueOpcode opcode,
+	                           bool negate_rhs, bool negate_result, bool update_scc);
+	bool V_AND_OR_B32(const Decoder::Instruction& inst);
+	bool V_OR3_B32(const Decoder::Instruction& inst);
+	bool V_XOR3_B32(const Decoder::Instruction& inst);
+	bool S_FF1_I32_B64(const Decoder::Instruction& inst);
+	bool V_FFBH_32(const Decoder::Instruction& inst, bool sign);
+	bool S_FLBIT_I32_B64(const Decoder::Instruction& inst);
+	bool Integer24(const Decoder::Instruction& inst, bool sign, bool addend);
+	bool V_MAD_U64_U32(const Decoder::Instruction& inst);
+	bool V_SAD_U32(const Decoder::Instruction& inst);
+	bool V_ADD3_U32(const Decoder::Instruction& inst);
+	bool S_BITSET_B32(const Decoder::Instruction& inst, bool set);
+	bool V_BCNT_U32_B32(const Decoder::Instruction& inst);
+	bool V_MBCNT_U32_B32(const Decoder::Instruction& inst, bool low);
+	bool S_BITREPLICATE_B64_B32(const Decoder::Instruction& inst);
+	bool S_QUADMASK_B64(const Decoder::Instruction& inst);
+	bool BFM_B32(const Decoder::Instruction& inst);
 	IR::U32 RightMask32(IR::U32 count);
 	IR::U64 RightMask64(IR::U32 count);
 	bool    S_BFM_B64(const Decoder::Instruction& inst);
@@ -246,27 +246,27 @@ private:
 	void S_SENDMSG();
 	void S_TTRACEDATA();
 	void S_INST_PREFETCH();
-	bool S_GETPC_B64(const Decoder::Instruction& inst, std::string* error);
+	void S_GETPC_B64(const Decoder::Instruction& inst);
 	void S_CSELECT_B32(const Decoder::Instruction& inst);
 	void S_CSELECT_B64(const Decoder::Instruction& inst);
 	void MOV_B32(const Decoder::Instruction& inst, bool apply_float_modifiers);
 	void S_MOV_B64(const Decoder::Instruction& inst);
 	void S_WQM_B64(const Decoder::Instruction& inst);
-	bool V_MOVRELS_B32(const Decoder::Instruction& inst, std::string* error);
-	bool V_MOVRELD_B32(const Decoder::Instruction& inst, std::string* error);
+	void V_MOVRELS_B32(const Decoder::Instruction& inst);
+	void V_MOVRELD_B32(const Decoder::Instruction& inst);
 	void V_READFIRSTLANE_B32(const Decoder::Instruction& inst);
 	void V_READLANE_B32(const Decoder::Instruction& inst);
 	void V_WRITELANE_B32(const Decoder::Instruction& inst);
 	void V_PERMLANE16_B32(const Decoder::Instruction& inst, bool x16);
 	void V_INTERP_P1_F32();
 	void V_INTERP_P2_F32(const Decoder::Instruction& inst);
-	bool V_INTERP_MOV_F32(const Decoder::Instruction& inst, std::string* error);
-	bool EXP(const Decoder::Instruction& inst, std::string* error);
+	void V_INTERP_MOV_F32(const Decoder::Instruction& inst);
+	void EXP(const Decoder::Instruction& inst);
 
-	bool EmitScalar(const Decoder::Instruction& inst, std::string* error);
-	bool EmitVector(const Decoder::Instruction& inst, std::string* error);
-	bool EmitInterpolation(const Decoder::Instruction& inst, std::string* error);
-	bool EmitMemory(const Decoder::Instruction& inst, std::string* error);
+	bool EmitScalar(const Decoder::Instruction& inst);
+	bool EmitVector(const Decoder::Instruction& inst);
+	bool EmitInterpolation(const Decoder::Instruction& inst);
+	bool EmitMemory(const Decoder::Instruction& inst);
 
 	IR::Program&    program;
 	IR::IREmitter   ir;

src/graphics/shader/recompiler/frontend/translate/Vector.cpp

@@ -2,7 +2,7 @@
 
 namespace Libs::Graphics::ShaderRecompiler::Frontend {
 
-bool Translator::EmitVector(const Decoder::Instruction& inst, std::string* error) {
+bool Translator::EmitVector(const Decoder::Instruction& inst) {
 	using O = Decoder::Opcode;
 	switch (inst.opcode) {
 		case O::V_NOP: return true;
@@ -13,8 +13,8 @@ bool Translator::EmitVector(const Decoder::Instruction& inst, std::string* error
 		case O::V_SUBREV_CO_CI_U32: SUBB_U32(inst, true); return true;
 
 		case O::V_MOV_B32: MOV_B32(inst, true); return true;
-		case O::V_MOVRELS_B32: return V_MOVRELS_B32(inst, error);
-		case O::V_MOVRELD_B32: return V_MOVRELD_B32(inst, error);
+		case O::V_MOVRELS_B32: V_MOVRELS_B32(inst); return true;
+		case O::V_MOVRELD_B32: V_MOVRELD_B32(inst); return true;
 		case O::V_READFIRSTLANE_B32: V_READFIRSTLANE_B32(inst); return true;
 		case O::V_READLANE_B32: V_READLANE_B32(inst); return true;
 		case O::V_WRITELANE_B32: V_WRITELANE_B32(inst); return true;
@@ -99,6 +99,9 @@ bool Translator::EmitVector(const Decoder::Instruction& inst, std::string* error
 		case O::V_CMP_EQ_U64:
 			EmitIntegerCompare(inst, IR::ValueOpcode::IEqual64, IR::Type::U64, false, false);
 			return true;
+		case O::V_CMP_LT_U64:
+			EmitIntegerCompare(inst, IR::ValueOpcode::ULessThan64, IR::Type::U64, false, false);
+			return true;
 		case O::V_CMP_GT_U64:
 			EmitIntegerCompare(inst, IR::ValueOpcode::UGreaterThan64, IR::Type::U64, false, false);
 			return true;

src/graphics/shader/recompiler/ir/Program.cpp

@@ -1,7 +1,6 @@
+#include "common/assert.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
 
-#include "graphics/shader/shader.h"
-
 #include <fmt/format.h>
 #include <map>
 #include <new>
@@ -11,10 +10,13 @@
 
 namespace Libs::Graphics::ShaderRecompiler::IR {
 
-using ShaderError::Fail;
-
 namespace {
 
+[[noreturn]] void Fail(std::string_view message) {
+	EXIT("shader IR validation failed: %s", std::string(message).c_str());
+	std::abort();
+}
+
 bool IsRegisterStatePseudo(ValueOpcode opcode) {
 	switch (opcode) {
 		case ValueOpcode::GetThreadBitScalarRegister:
@@ -153,10 +155,10 @@ Value ResolveInvariantPhi(const Program& program, Value value) {
 	return invariant;
 }
 
-bool ValidateProgram(const Program& program, bool require_ssa, std::string* error) {
+void ValidateProgram(const Program& program, bool require_ssa) {
 	if (program.blocks.size() != program.block_info.size() ||
 	    program.blocks.size() != program.block_storage.size()) {
-		return Fail(error, "value IR block storage is inconsistent");
+		return Fail("value IR block storage is inconsistent");
 	}
 	std::unordered_set<const Block*>           blocks;
 	std::unordered_map<const Block*, size_t>   block_indices;
@@ -166,26 +168,26 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 		const auto* block = program.blocks[block_index];
 		if (block == nullptr || program.block_storage[block_index] == nullptr ||
 		    block != program.block_storage[block_index].get()) {
-			return Fail(error, "value IR block pointer is inconsistent");
+			return Fail("value IR block pointer is inconsistent");
 		}
 		if (!blocks.insert(block).second) {
-			return Fail(error, "value IR block pointer is duplicated");
+			return Fail("value IR block pointer is duplicated");
 		}
 		block_indices.emplace(block, block_index);
 		if (program.block_info[block_index].id == UINT32_MAX) {
-			return Fail(error, "value IR block uses the reserved exit id");
+			return Fail("value IR block uses the reserved exit id");
 		}
 		if (!blocks_by_id.emplace(program.block_info[block_index].id, block).second) {
-			return Fail(error, "value IR block id is duplicated");
+			return Fail("value IR block id is duplicated");
 		}
 		for (const auto& inst: *block) {
 			if (!instructions.insert(&inst).second) {
-				return Fail(error, "value IR instruction is duplicated");
+				return Fail("value IR instruction is duplicated");
 			}
 		}
 	}
 	if (!program.blocks.empty() && !program.blocks.front()->ImmPredecessors().empty()) {
-		return Fail(error, "value IR entry block has a predecessor");
+		return Fail("value IR entry block has a predecessor");
 	}
 
 	for (size_t block_index = 0; block_index < program.blocks.size(); block_index++) {
@@ -193,28 +195,28 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 		std::unordered_set<const Block*> predecessors;
 		for (const auto* predecessor: block->ImmPredecessors()) {
 			if (predecessor == nullptr || !blocks.contains(predecessor)) {
-				return Fail(error, "value IR block has a foreign predecessor");
+				return Fail("value IR block has a foreign predecessor");
 			}
 			if (!predecessors.insert(predecessor).second) {
-				return Fail(error, "value IR block predecessor is duplicated");
+				return Fail("value IR block predecessor is duplicated");
 			}
 			if (std::ranges::find(predecessor->ImmSuccessors(), block) ==
 			    predecessor->ImmSuccessors().end()) {
-				return Fail(error, "value IR predecessor edge is not reciprocal");
+				return Fail("value IR predecessor edge is not reciprocal");
 			}
 		}
 
 		std::unordered_set<const Block*> successors;
 		for (const auto* successor: block->ImmSuccessors()) {
 			if (successor == nullptr || !blocks.contains(successor)) {
-				return Fail(error, "value IR block has a foreign successor");
+				return Fail("value IR block has a foreign successor");
 			}
 			if (!successors.insert(successor).second) {
-				return Fail(error, "value IR block successor is duplicated");
+				return Fail("value IR block successor is duplicated");
 			}
 			if (std::ranges::find(successor->ImmPredecessors(), block) ==
 			    successor->ImmPredecessors().end()) {
-				return Fail(error, "value IR successor edge is not reciprocal");
+				return Fail("value IR successor edge is not reciprocal");
 			}
 		}
 
@@ -238,41 +240,40 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 		switch (terminator.kind) {
 			case CFG::TerminatorKind::Branch:
 				if (!add_target(terminator.true_block)) {
-					return Fail(error, "value IR branch target is missing");
+					return Fail("value IR branch target is missing");
 				}
 				break;
 			case CFG::TerminatorKind::ConditionalBranch:
 				if (!add_target(terminator.true_block) || !add_target(terminator.false_block)) {
-					return Fail(error, "value IR conditional branch target is missing");
+					return Fail("value IR conditional branch target is missing");
 				}
 				if (!validate_control_value(program.block_info[block_index].condition, Type::U1)) {
-					return Fail(error, "value IR conditional branch condition is invalid");
+					return Fail("value IR conditional branch condition is invalid");
 				}
 				break;
 			case CFG::TerminatorKind::IndirectBranch: {
 				if (!validate_control_value(program.block_info[block_index].indirect_target,
 				                            Type::U32)) {
-					return Fail(error, "value IR indirect branch selector is invalid");
+					return Fail("value IR indirect branch selector is invalid");
 				}
 				std::unordered_set<uint32_t> indirect_targets;
 				for (const auto target: terminator.indirect_targets) {
 					if (!indirect_targets.insert(target).second) {
-						return Fail(error, "value IR indirect branch target is duplicated");
+						return Fail("value IR indirect branch target is duplicated");
 					}
 					if (!add_target(target)) {
-						return Fail(error, "value IR indirect branch target is missing");
+						return Fail("value IR indirect branch target is missing");
 					}
 				}
 				if (terminator.indirect_selector_values.size() !=
 				    terminator.indirect_selector_targets.size()) {
-					return Fail(error, "value IR indirect selector table is inconsistent");
+					return Fail("value IR indirect selector table is inconsistent");
 				}
 				for (const auto target: terminator.indirect_selector_targets) {
 					const auto found = blocks_by_id.find(target);
 					if (found == blocks_by_id.end() ||
 					    !expected_successors.contains(found->second)) {
-						return Fail(error,
-						            "value IR indirect selector target is not a CFG successor");
+						return Fail("value IR indirect selector target is not a CFG successor");
 					}
 				}
 				break;
@@ -284,73 +285,73 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 		     !blocks_by_id.contains(terminator.merge_block)) ||
 		    (terminator.continue_block != UINT32_MAX &&
 		     !blocks_by_id.contains(terminator.continue_block))) {
-			return Fail(error, "value IR structured control target is missing");
+			return Fail("value IR structured control target is missing");
 		}
 		if (successors != expected_successors) {
-			return Fail(error, "value IR terminator and successor graph disagree");
+			return Fail("value IR terminator and successor graph disagree");
 		}
 
 		bool saw_non_phi = false;
 		for (const auto& inst: *block) {
 			if (inst.Parent() != block) {
-				return Fail(error, "value IR instruction has the wrong parent block");
+				return Fail("value IR instruction has the wrong parent block");
 			}
 			if (inst.GetOpcode() == ValueOpcode::Phi) {
 				if (saw_non_phi) {
-					return Fail(error, "value IR Phi appears after a non-Phi instruction");
+					return Fail("value IR Phi appears after a non-Phi instruction");
 				}
 				if (inst.NumPhiBlocks() != inst.NumArgs()) {
-					return Fail(error, "value IR Phi parent table is inconsistent");
+					return Fail("value IR Phi parent table is inconsistent");
 				}
 				if (inst.NumArgs() == 0) {
-					return Fail(error, "value IR Phi has no incoming values");
+					return Fail("value IR Phi has no incoming values");
 				}
 				std::unordered_set<const Block*> incoming_blocks;
 				for (size_t arg_index = 0; arg_index < inst.NumArgs(); arg_index++) {
 					const auto* predecessor = inst.PhiBlock(arg_index);
 					if (predecessor == nullptr || !blocks.contains(predecessor) ||
 					    !predecessors.contains(predecessor)) {
-						return Fail(error, "value IR Phi has a foreign or non-predecessor parent");
+						return Fail("value IR Phi has a foreign or non-predecessor parent");
 					}
 					if (!incoming_blocks.insert(predecessor).second) {
-						return Fail(error, "value IR Phi parent is duplicated");
+						return Fail("value IR Phi parent is duplicated");
 					}
 					if (inst.Arg(arg_index).GetType() != inst.GetType()) {
-						return Fail(error, "value IR Phi incoming type does not match its result");
+						return Fail("value IR Phi incoming type does not match its result");
 					}
 				}
 				if (incoming_blocks != predecessors) {
-					return Fail(error, "value IR Phi does not cover every predecessor");
+					return Fail("value IR Phi does not cover every predecessor");
 				}
 			} else {
 				saw_non_phi = true;
 			}
 			if (require_ssa && IsRegisterStatePseudo(inst.GetOpcode())) {
-				return Fail(error, fmt::format("register-state pseudo {} survived SSA rewrite",
-				                               ValueOpcodeName(inst.GetOpcode())));
+				return Fail(fmt::format("register-state pseudo {} survived SSA rewrite",
+				                        ValueOpcodeName(inst.GetOpcode())));
 			}
 			if (inst.GetOpcode() != ValueOpcode::Phi && inst.GetOpcode() != ValueOpcode::Identity &&
 			    inst.GetType() == Type::Opaque) {
-				return Fail(error, fmt::format("untyped opcode {} survived translation",
-				                               ValueOpcodeName(inst.GetOpcode())));
+				return Fail(fmt::format("untyped opcode {} survived translation",
+				                        ValueOpcodeName(inst.GetOpcode())));
 			}
 			const bool fixed_signature =
 			    inst.GetOpcode() != ValueOpcode::Phi && inst.GetOpcode() != ValueOpcode::Identity;
 			if (fixed_signature && inst.NumArgs() != NumArgsOf(inst.GetOpcode())) {
-				return Fail(error, fmt::format("{} has {} arguments, expected {}",
-				                               ValueOpcodeName(inst.GetOpcode()), inst.NumArgs(),
-				                               NumArgsOf(inst.GetOpcode())));
+				return Fail(fmt::format("{} has {} arguments, expected {}",
+				                        ValueOpcodeName(inst.GetOpcode()), inst.NumArgs(),
+				                        NumArgsOf(inst.GetOpcode())));
 			}
 			if (inst.GetOpcode() == ValueOpcode::ReadConstBuffer) {
 				const auto memory_index = inst.Flags<MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, fmt::format("{} has an invalid memory-info index",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid memory-info index",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if (memory.kind != ResourceKind::ScalarBuffer) {
-					return Fail(error, fmt::format("{} has an invalid scalar-memory resource kind",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid scalar-memory resource kind",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const bool valid_group_width =
 				    memory.component_count == 1u || memory.component_count == 2u ||
@@ -358,23 +359,23 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 				    memory.component_count == 16u;
 				if (memory.data_bits != 32u || memory.data_dwords != 1u || !valid_group_width ||
 				    memory.component_index >= memory.component_count) {
-					return Fail(error, fmt::format("{} has inconsistent scalar-memory metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has inconsistent scalar-memory metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 			}
 			const auto address_info = AddressOpcodeInfoOf(inst.GetOpcode());
 			if (address_info.access != AddressAccess::None) {
 				const auto memory_index = inst.Flags<MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, fmt::format("{} has an invalid memory-info index",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid memory-info index",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if (!IsAddressResourceKind(memory.kind) ||
 				    (memory.kind == ResourceKind::ScalarAddress &&
 				     inst.GetOpcode() != ValueOpcode::LoadAddressU32)) {
-					return Fail(error, fmt::format("{} has an invalid address resource kind",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid address resource kind",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const bool scalar_address = memory.kind == ResourceKind::ScalarAddress;
 				const bool valid_group_width =
@@ -386,50 +387,50 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 				if (memory.data_bits != address_info.data_bits || memory.data_dwords != 1u ||
 				    !valid_group_width || memory.component_index >= memory.component_count ||
 				    memory.sampler != 0u) {
-					return Fail(error, fmt::format("{} has inconsistent address-memory metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has inconsistent address-memory metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 			}
 			const auto buffer_components = BufferComponentCount(inst.GetOpcode());
 			if (buffer_components != 0u) {
 				const auto memory_index = inst.Flags<MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, fmt::format("{} has an invalid memory-info index",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid memory-info index",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if (memory.kind != ResourceKind::Buffer &&
 				    memory.kind != ResourceKind::ScalarBuffer) {
-					return Fail(error, fmt::format("{} has a non-buffer resource kind",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has a non-buffer resource kind",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				if (buffer_components > 1u &&
 				    (memory.kind != ResourceKind::Buffer || memory.data_bits != 32u ||
 				     memory.data_dwords != buffer_components || memory.component_index != 0u)) {
-					return Fail(error, fmt::format("{} has inconsistent native-wide metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has inconsistent native-wide metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				if (buffer_components == 1u &&
 				    (inst.GetOpcode() == ValueOpcode::LoadBufferU32 ||
 				     inst.GetOpcode() == ValueOpcode::StoreBufferU32) &&
 				    memory.data_dwords != 1u) {
-					return Fail(error, fmt::format("{} retains scalar-sibling width metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} retains scalar-sibling width metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 			}
 			const auto shared_components = SharedComponentCount(inst.GetOpcode());
 			if (shared_components != 0u) {
 				const auto memory_index = inst.Flags<MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, fmt::format("{} has an invalid memory-info index",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid memory-info index",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if ((memory.kind != ResourceKind::Lds && memory.kind != ResourceKind::Gds) ||
 				    memory.resource != 0u || memory.sampler != 0u || memory.component_count == 0u ||
 				    memory.component_index >= memory.component_count) {
-					return Fail(error, fmt::format("{} has invalid shared-memory metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has invalid shared-memory metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				uint32_t expected_bits = 32u;
 				if (inst.GetOpcode() == ValueOpcode::LoadSharedU8 ||
@@ -441,26 +442,26 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 				}
 				if (memory.data_bits != expected_bits || memory.data_dwords != shared_components ||
 				    (shared_components > 1u && memory.component_index != 0u)) {
-					return Fail(error, fmt::format("{} has inconsistent shared-memory width",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has inconsistent shared-memory width",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 			}
 			const auto image_info = ImageOpcodeInfoOf(inst.GetOpcode());
 			if (image_info.access != ImageAccess::None) {
 				const auto memory_index = inst.Flags<MemoryFlags>().index;
 				if (memory_index >= program.memory_info.size()) {
-					return Fail(error, fmt::format("{} has an invalid memory-info index",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has an invalid memory-info index",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 				const auto& memory = program.memory_info[memory_index];
 				if (!ImageResourceKindMatches(memory.kind, image_info.resource_class)) {
-					return Fail(error, fmt::format("{} has invalid image-memory metadata",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(fmt::format("{} has invalid image-memory metadata",
+					                        ValueOpcodeName(inst.GetOpcode())));
 				}
 			}
 			if (inst.GetOpcode() == ValueOpcode::SetAttribute &&
 			    inst.Flags<ExportFlags>().index >= program.export_info.size()) {
-				return Fail(error, "SetAttribute has an invalid export-info index");
+				return Fail("SetAttribute has an invalid export-info index");
 			}
 			uint32_t composite_components = 0u;
 			switch (inst.GetOpcode()) {
@@ -473,25 +474,24 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 			if (composite_components != 0u &&
 			    (!inst.Arg(1).IsImmediate() || inst.Arg(1).GetType() != Type::U32 ||
 			     inst.Arg(1).U32() >= composite_components)) {
-				return Fail(error, fmt::format("{} has an invalid component index",
-				                               ValueOpcodeName(inst.GetOpcode())));
+				return Fail(fmt::format("{} has an invalid component index",
+				                        ValueOpcodeName(inst.GetOpcode())));
 			}
 			for (size_t arg_index = 0; arg_index < inst.NumArgs(); arg_index++) {
 				const auto arg = inst.Arg(arg_index);
 				if (arg.IsEmpty()) {
-					return Fail(error, fmt::format("{} has an empty argument",
-					                               ValueOpcodeName(inst.GetOpcode())));
+					return Fail(
+					    fmt::format("{} has an empty argument", ValueOpcodeName(inst.GetOpcode())));
 				}
 				if (fixed_signature && arg.GetType() != ArgTypeOf(inst.GetOpcode(), arg_index)) {
-					return Fail(error,
-					            fmt::format("{} argument {} has type {}, expected {}",
+					return Fail(fmt::format("{} argument {} has type {}, expected {}",
 					                        ValueOpcodeName(inst.GetOpcode()), arg_index,
 					                        TypeName(arg.GetType()),
 					                        TypeName(ArgTypeOf(inst.GetOpcode(), arg_index))));
 				}
 				if (const auto* definition = arg.TryInstruction();
 				    definition != nullptr && !instructions.contains(definition)) {
-					return Fail(error, "value IR argument has a foreign definition");
+					return Fail("value IR argument has a foreign definition");
 				}
 				if (const auto* definition = arg.TryInstruction(); definition != nullptr) {
 					const auto& uses = definition->Uses();
@@ -499,8 +499,7 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 						return candidate.user == &inst && candidate.operand == arg_index;
 					});
 					if (use == uses.end()) {
-						return Fail(error,
-						            fmt::format("{} argument {} is absent from {} reverse uses",
+						return Fail(fmt::format("{} argument {} is absent from {} reverse uses",
 						                        ValueOpcodeName(inst.GetOpcode()), arg_index,
 						                        ValueOpcodeName(definition->GetOpcode())));
 					}
@@ -510,7 +509,7 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 	}
 
 	if (program.blocks.empty()) {
-		return true;
+		return;
 	}
 
 	std::vector<bool>   reachable(program.blocks.size(), false);
@@ -527,7 +526,7 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 		}
 	}
 	if (!std::ranges::all_of(reachable, [](bool value) { return value; })) {
-		return Fail(error, "value IR contains an unreachable block");
+		return Fail("value IR contains an unreachable block");
 	}
 
 	std::vector<std::vector<bool>> dominators(program.blocks.size(),
@@ -581,28 +580,25 @@ bool ValidateProgram(const Program& program, bool require_ssa, std::string* erro
 					const auto* predecessor = inst.PhiBlock(arg_index);
 					if (definition->Parent() != predecessor &&
 					    !dominates(definition->Parent(), predecessor)) {
-						return Fail(error,
-						            "value IR Phi incoming definition does not dominate its edge");
+						return Fail("value IR Phi incoming definition does not dominate its edge");
 					}
 				} else if (definition->Parent() == block) {
 					if (instruction_positions.at(definition) >= instruction_positions.at(&inst)) {
-						return Fail(error,
-						            "value IR instruction uses a same-block definition before it");
+						return Fail("value IR instruction uses a same-block definition before it");
 					}
 				} else if (!dominates(definition->Parent(), block)) {
-					return Fail(error, "value IR instruction definition does not dominate its use");
+					return Fail("value IR instruction definition does not dominate its use");
 				}
 			}
 		}
 		const auto& info = program.block_info[block_index];
 		if (!info.condition.IsEmpty() && !control_dominates(info.condition, block)) {
-			return Fail(error, "value IR branch condition definition does not dominate its use");
+			return Fail("value IR branch condition definition does not dominate its use");
 		}
 		if (!info.indirect_target.IsEmpty() && !control_dominates(info.indirect_target, block)) {
-			return Fail(error, "value IR indirect selector definition does not dominate its use");
+			return Fail("value IR indirect selector definition does not dominate its use");
 		}
 	}
-	return true;
 }
 
 void ResolveControlFlowIdentities(Program& program) {

src/graphics/shader/recompiler/ir/ShaderIR.h

@@ -477,7 +477,6 @@ struct DescriptorSource {
 struct SrtRead {
 	Value    value;
 	uint32_t flat_offset = 0;
-	uint32_t use_pc      = 0;
 
 	bool operator==(const SrtRead& other) const = default;
 };
@@ -523,7 +522,7 @@ struct Program {
 
 std::string ProgramToString(const Program& program);
 
-bool  ValidateProgram(const Program& program, bool require_ssa, std::string* error);
+void  ValidateProgram(const Program& program, bool require_ssa);
 void  ResolveControlFlowIdentities(Program& program);
 bool  EquivalentValue(const Program& program, Value left, Value right);
 Value ResolveInvariantPhi(const Program& program, Value value);

src/graphics/shader/recompiler/ir/passes/BindingLayout.cpp

@@ -1,5 +1,6 @@
 #include "graphics/shader/recompiler/ir/passes/BindingLayout.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
 
 #include <algorithm>
@@ -9,12 +10,17 @@
 namespace Libs::Graphics::ShaderRecompiler::IR {
 namespace {
 
-constexpr auto     FirstImageBinding     = DescriptorBindingKind::Sampled1D;
+constexpr auto     FirstImageBinding = DescriptorBindingKind::Sampled1D;
 constexpr uint32_t ImageBindingCount =
     static_cast<uint32_t>(DescriptorBindingKind::StorageAtomic3D) -
     static_cast<uint32_t>(FirstImageBinding) + 1u;
 
-bool CollectUserData(const Program& program, std::vector<uint32_t>& result) {
+[[noreturn]] void BindingFail(const char* message) {
+	EXIT("shader binding layout failed: %s", message);
+	std::abort();
+}
+
+std::vector<uint32_t> CollectUserData(const Program& program) {
 	std::array<bool, NumScalarRegs> registers {};
 	for (const auto* block: program.blocks) {
 		for (const auto& inst: *block) {
@@ -22,22 +28,22 @@ bool CollectUserData(const Program& program, std::vector<uint32_t>& result) {
 				continue;
 			}
 			if (inst.Arg(0).GetType() != Type::ScalarReg) {
-				return false;
+				BindingFail("typed shader contains an invalid user-data register");
 			}
 			const auto index = RegIndex(inst.Arg(0).ScalarRegister());
 			if (index >= NumScalarRegs) {
-				return false;
+				BindingFail("typed shader contains an invalid user-data register");
 			}
 			registers[index] = true;
 		}
 	}
-	result.clear();
+	std::vector<uint32_t> result;
 	for (uint32_t index = 0; index < registers.size(); index++) {
 		if (registers[index]) {
 			result.push_back(index);
 		}
 	}
-	return true;
+	return result;
 }
 
 void AddBinding(BindingLayout& layout, DescriptorBindingKind kind,
@@ -45,8 +51,8 @@ void AddBinding(BindingLayout& layout, DescriptorBindingKind kind,
 	layout.descriptors.push_back({kind, std::move(resources)});
 }
 
-bool UsesGds(const Program& program, bool& uses_gds) {
-	uses_gds = false;
+bool UsesGds(const Program& program) {
+	bool uses_gds = false;
 	for (const auto* block: program.blocks) {
 		for (const auto& inst: *block) {
 			if (SharedAccessOf(inst.GetOpcode()) == SharedAccess::None) {
@@ -54,44 +60,36 @@ bool UsesGds(const Program& program, bool& uses_gds) {
 			}
 			const auto index = inst.Flags<MemoryFlags>().index;
 			if (index >= program.memory_info.size()) {
-				return false;
+				BindingFail("typed shader contains invalid shared-memory metadata");
 			}
 			const auto kind = program.memory_info[index].kind;
 			if (kind != ResourceKind::Lds && kind != ResourceKind::Gds) {
-				return false;
+				BindingFail("typed shader contains invalid shared-memory metadata");
 			}
 			uses_gds |= kind == ResourceKind::Gds;
 		}
 	}
-	return true;
+	return uses_gds;
 }
 
 } // namespace
 
-bool AllocateBindings(Program& program, uint32_t push_constant_offset, std::string* error) {
+void AllocateBindings(Program& program, uint32_t push_constant_offset) {
 	if (!program.shader_info_complete || program.binding_layout_complete) {
-		if (error != nullptr) {
-			*error = !program.shader_info_complete ? "shader info is not ready"
-			                                       : "binding layout already allocated";
-		}
-		return false;
+		EXIT("shader binding layout failed: %s", !program.shader_info_complete
+		                                             ? "shader info is not ready"
+		                                             : "binding layout already allocated");
 	}
 	if (push_constant_offset > NativePushConstantSize ||
 	    push_constant_offset % sizeof(uint32_t) != 0) {
-		if (error != nullptr) {
-			*error = "push-constant offset exceeds the Vulkan minimum guarantee or is unaligned";
-		}
-		return false;
+		EXIT("shader binding layout failed: push-constant offset %u exceeds the Vulkan minimum "
+		     "guarantee or is unaligned",
+		     push_constant_offset);
 	}
 
 	BindingLayout next;
 	next.push_constant_offset = push_constant_offset;
-	if (!CollectUserData(program, next.user_data_registers)) {
-		if (error != nullptr) {
-			*error = "typed shader contains an invalid user-data register";
-		}
-		return false;
-	}
+	next.user_data_registers = CollectUserData(program);
 	next.memory_offset_dword = static_cast<uint32_t>(next.user_data_registers.size());
 	next.memory_offset_count = static_cast<uint32_t>(program.info.buffers.size());
 
@@ -107,26 +105,18 @@ bool AllocateBindings(Program& program, uint32_t push_constant_offset, std::stri
 	for (uint32_t i = 0; i < program.info.images.size(); i++) {
 		const auto kind = DescriptorBindingForImage(program.info.images[i]);
 		if (!kind.has_value()) {
-			if (error != nullptr) {
-				*error = "shader info contains an invalid image binding class";
-			}
-			return false;
+			EXIT("shader binding layout failed: image %u has an invalid binding class", i);
 		}
 		const auto group = static_cast<uint32_t>(*kind) - static_cast<uint32_t>(FirstImageBinding);
 		if (group >= image_groups.size()) {
-			if (error != nullptr) {
-				*error = "shader info contains an unmapped image binding class";
-			}
-			return false;
+			EXIT("shader binding layout failed: image %u has an unmapped binding class", i);
 		}
 		auto&      resources = image_groups[group];
 		const auto dynamic   = program.info.images[i].mip_mode == ImageMipMode::DynamicStorage;
 		const auto count     = dynamic ? program.info.images[i].mip_count : 1u;
 		if (count == 0u || (!dynamic && program.info.images[i].mip_count != 1u)) {
-			if (error != nullptr) {
-				*error = "image has an invalid specialized mip descriptor count";
-			}
-			return false;
+			EXIT("shader binding layout failed: image %u has invalid specialized mip count %u", i,
+			     program.info.images[i].mip_count);
 		}
 		resources.insert(resources.end(), count, i);
 	}
@@ -146,14 +136,7 @@ bool AllocateBindings(Program& program, uint32_t push_constant_offset, std::stri
 		}
 		AddBinding(next, DescriptorBindingKind::Samplers, std::move(resources));
 	}
-	bool uses_gds = false;
-	if (!UsesGds(program, uses_gds)) {
-		if (error != nullptr) {
-			*error = "typed shader contains invalid shared-memory metadata";
-		}
-		return false;
-	}
-	if (uses_gds) {
+	if (UsesGds(program)) {
 		AddBinding(next, DescriptorBindingKind::Gds);
 	}
 	if (program.info.uses_dma) {
@@ -178,7 +161,6 @@ bool AllocateBindings(Program& program, uint32_t push_constant_offset, std::stri
 
 	program.bindings                = std::move(next);
 	program.binding_layout_complete = true;
-	return true;
 }
 
 const DescriptorBinding* FindBinding(const BindingLayout& layout, DescriptorBindingKind kind) {

src/graphics/shader/recompiler/ir/passes/BindingLayout.h

@@ -5,7 +5,7 @@
 
 namespace Libs::Graphics::ShaderRecompiler::IR {
 
-bool AllocateBindings(Program& program, uint32_t push_constant_offset, std::string* error);
+void AllocateBindings(Program& program, uint32_t push_constant_offset);
 
 const DescriptorBinding* FindBinding(const BindingLayout& layout, DescriptorBindingKind kind);
 

src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp

@@ -1,5 +1,6 @@
 #include "graphics/shader/recompiler/ir/passes/ResourceMaterialization.h"
 
+#include "common/assert.h"
 #include "graphics/guest_gpu/gpu_format.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
 #include "graphics/shader/shaderBindings.h"
@@ -18,6 +19,11 @@ namespace {
 constexpr uint64_t AddressMask            = 0x0000ffffffffffffull;
 constexpr uint64_t MaxIndirectImageProbes = 65536u;
 
+[[noreturn]] void SpecializationFail(std::string_view message) {
+	EXIT("shader resource specialization failed: %s", std::string(message).c_str());
+	std::abort();
+}
+
 Decoder::ImageDimension DescriptorDimension(const DescriptorValue&  descriptor,
                                             Decoder::ImageDimension requested) {
 	const bool is_array = requested == Decoder::ImageDimension::Dim1DArray ||
@@ -55,7 +61,8 @@ bool NullImageDescriptor(const DescriptorValue& descriptor) {
 bool ValidImageDescriptor(const DescriptorValue& descriptor, bool r128 = false) {
 	const auto type   = static_cast<Prospero::ImageType>((descriptor.dwords[3] >> 28u) & 0xfu);
 	const auto format = static_cast<Prospero::BufferFormat>((descriptor.dwords[1] >> 20u) & 0x1ffu);
-	if (type < Prospero::ImageType::kColor1D || format == Prospero::BufferFormat::kInvalid) {
+	if (type < Prospero::ImageType::kColor1D || format == Prospero::BufferFormat::kInvalid ||
+	    format > Prospero::BufferFormat::kBc7Srgb) {
 		return false;
 	}
 	if (r128 && type != Prospero::ImageType::kColor1D && type != Prospero::ImageType::kColor2D &&
@@ -79,7 +86,7 @@ uint32_t DescriptorImageSwizzle(const DescriptorValue& descriptor) {
 
 Prospero::BufferFormat ImageConversionFormat(Prospero::BufferFormat format) {
 	return Prospero::RemapTextureFormat(format) != format ? format
-	                                                     : Prospero::BufferFormat::kInvalid;
+	                                                      : Prospero::BufferFormat::kInvalid;
 }
 
 bool DescriptorIsCube(const DescriptorValue& descriptor) {
@@ -153,8 +160,7 @@ bool ReadSpecializationWord(const SrtRuntime& runtime, uint64_t address, uint32_
 }
 
 bool ReadScalarBufferWord(const ShaderBufferResource& descriptor, uint32_t dynamic_offset,
-                          uint32_t immediate_offset, const SrtRuntime& runtime, uint32_t& word,
-                          std::string* error, uint32_t use_pc) {
+                          uint32_t immediate_offset, const SrtRuntime& runtime, uint32_t& word) {
 	const auto byte_offset = static_cast<uint64_t>(dynamic_offset) + immediate_offset;
 	const auto aligned     = byte_offset & ~uint64_t {3};
 	const auto size        = ScalarBufferSize(descriptor);
@@ -164,20 +170,10 @@ bool ReadScalarBufferWord(const ShaderBufferResource& descriptor, uint32_t dynam
 	}
 	const auto base = descriptor.Base48() & ~uint64_t {3};
 	if (aligned > AddressMask - base) {
-		if (error != nullptr) {
-			*error = fmt::format("indirect image scalar read at pc 0x{:08x} exceeds the "
-			                     "48-bit address space",
-			                     use_pc);
-		}
 		return false;
 	}
 	const auto address = base + aligned;
 	if (!ReadSpecializationWord(runtime, address, word)) {
-		if (error != nullptr) {
-			*error = fmt::format("indirect image scalar read at pc 0x{:08x} failed at "
-			                     "0x{:016x}",
-			                     use_pc, address);
-		}
 		return false;
 	}
 	return true;
@@ -186,23 +182,14 @@ bool ReadScalarBufferWord(const ShaderBufferResource& descriptor, uint32_t dynam
 bool MaterializeIndirectImage(const DescriptorSource::IndirectImage& indirect,
                               const DescriptorValue&                 material_value,
                               const DescriptorValue& heap_value, const SrtRuntime& runtime,
-                              ResourceSnapshot::IndirectImage& result, std::string* error,
-                              uint32_t use_pc) {
+                              ResourceSnapshot::IndirectImage& result) {
 	ShaderBufferResource material;
 	ShaderBufferResource heap;
 	if (!DecodeBufferDescriptor(material_value, material) ||
 	    !DecodeBufferDescriptor(heap_value, heap)) {
-		if (error != nullptr) {
-			*error = fmt::format("indirect image tables at pc 0x{:08x} have invalid descriptors",
-			                     use_pc);
-		}
 		return false;
 	}
 	if (material.Stride() != indirect.selector_stride) {
-		if (error != nullptr) {
-			*error =
-			    fmt::format("indirect image material table at pc 0x{:08x} changed stride", use_pc);
-		}
 		return false;
 	}
 
@@ -215,11 +202,6 @@ bool MaterializeIndirectImage(const DescriptorSource::IndirectImage& indirect,
 	const auto limit       = std::min<uint64_t>(UINT32_MAX, size + 3u);
 	const auto probe_count = residue <= limit ? (limit - residue) / step + 1u : 0u;
 	if (probe_count > MaxIndirectImageProbes) {
-		if (error != nullptr) {
-			*error = fmt::format("indirect image material table at pc 0x{:08x} requires {} "
-			                     "bounded probes",
-			                     use_pc, probe_count);
-		}
 		return false;
 	}
 
@@ -227,8 +209,7 @@ bool MaterializeIndirectImage(const DescriptorSource::IndirectImage& indirect,
 	std::unordered_set<uint32_t> seen {0u};
 	for (uint64_t offset = residue; offset <= limit && probe_count != 0u; offset += step) {
 		uint32_t key = 0;
-		if (!ReadScalarBufferWord(material, static_cast<uint32_t>(offset), 0u, runtime, key, error,
-		                          use_pc)) {
+		if (!ReadScalarBufferWord(material, static_cast<uint32_t>(offset), 0u, runtime, key)) {
 			return false;
 		}
 		if (seen.insert(key).second) {
@@ -248,7 +229,7 @@ bool MaterializeIndirectImage(const DescriptorSource::IndirectImage& indirect,
 		const auto heap_offset = key << 5u;
 		for (uint32_t dword = 0; dword < candidate.dword_count; dword++) {
 			if (!ReadScalarBufferWord(heap, heap_offset, dword * sizeof(uint32_t), runtime,
-			                          candidate.dwords[dword], error, use_pc)) {
+			                          candidate.dwords[dword])) {
 				return false;
 			}
 		}
@@ -281,35 +262,22 @@ size_t FlattenedRuntimeDwords(const Program& program) {
 
 } // namespace
 
-bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& snapshot,
-                              std::string* error) {
+bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& snapshot) {
 	if (!program.resource_tracking_complete) {
-		if (error != nullptr) {
-			*error = "shader resources were not tracked";
-		}
 		return false;
 	}
 	if (snapshot.buffers.size() != program.info.buffers.size() ||
 	    snapshot.images.size() != program.info.images.size() ||
 	    snapshot.samplers.size() != program.info.samplers.size()) {
-		if (error != nullptr) {
-			*error = "resource snapshot does not match dense shader topology";
-		}
 		return false;
 	}
 	if (snapshot.flattened_srt.size() != FlattenedRuntimeDwords(program)) {
-		if (error != nullptr) {
-			*error = "flattened SRT snapshot does not match the shader plan";
-		}
 		return false;
 	}
 	if (program.binding_layout_complete) {
 		for (const auto reg: program.bindings.user_data_registers) {
 			if (reg < program.user_data_base ||
 			    reg - program.user_data_base >= snapshot.user_data.size()) {
-				if (error != nullptr) {
-					*error = fmt::format("runtime snapshot is missing user SGPR {}", reg);
-				}
 				return false;
 			}
 		}
@@ -317,19 +285,12 @@ bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& sn
 	for (uint32_t i = 0; i < program.info.buffers.size(); i++) {
 		const auto alias = program.info.buffers[i].image_alias;
 		if (alias != BufferResource::NoImageAlias && alias >= program.info.images.size()) {
-			if (error != nullptr) {
-				*error = fmt::format("buffer resource {} has invalid image alias {}", i, alias);
-			}
 			return false;
 		}
 	}
-	const auto CheckWidth = [&](const auto& values, uint32_t width, const char* kind) {
+	const auto CheckWidth = [&](const auto& values, uint32_t width) {
 		for (uint32_t i = 0; i < values.size(); i++) {
 			if (values[i].dword_count != width) {
-				if (error != nullptr) {
-					*error = fmt::format("{} descriptor {} has {} dwords", kind, i,
-					                     values[i].dword_count);
-				}
 				return false;
 			}
 		}
@@ -345,56 +306,37 @@ bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& sn
 		    table.keys.empty() || table.keys.size() != table.candidates.size() ||
 		    table.capacity < table.keys.size() || table.descriptors.empty() ||
 		    !indirect_resources.insert(table.resource).second) {
-			if (error != nullptr) {
-				*error = "indirect image snapshot does not match the shader plan";
-			}
 			return false;
 		}
 		for (const auto candidate: table.candidates) {
 			if (candidate >= table.descriptors.size()) {
-				if (error != nullptr) {
-					*error = "indirect image snapshot has an invalid candidate";
-				}
 				return false;
 			}
 		}
 		if (snapshot.images[table.resource] != table.descriptors[table.candidates[0]]) {
-			if (error != nullptr) {
-				*error = "indirect image snapshot has an inconsistent root descriptor";
-			}
 			return false;
 		}
 	}
-	return CheckWidth(snapshot.buffers, 4, "buffer") && CheckWidth(snapshot.images, 8, "image") &&
-	       CheckWidth(snapshot.samplers, 4, "sampler");
+	return CheckWidth(snapshot.buffers, 4) && CheckWidth(snapshot.images, 8) &&
+	       CheckWidth(snapshot.samplers, 4);
 }
 
-bool ValidateResourceSpecialization(const Program& program, const ResourceSnapshot& snapshot,
-                                    std::string* error) {
-	if (!ValidateResourceSnapshot(program, snapshot, error)) {
+bool ValidateResourceSpecialization(const Program& program, const ResourceSnapshot& snapshot) {
+	if (!ValidateResourceSnapshot(program, snapshot)) {
 		return false;
 	}
 	if (!snapshot.indirect_images.empty()) {
-		if (error != nullptr) {
-			*error = "indirect image snapshot was not specialized";
-		}
 		return false;
 	}
 	for (uint32_t i = 0; i < program.info.buffers.size(); i++) {
 		const auto&          buffer = program.info.buffers[i];
 		ShaderBufferResource descriptor;
 		if (!DecodeBufferDescriptor(snapshot.buffers[i], descriptor)) {
-			if (error != nullptr) {
-				*error = fmt::format("buffer descriptor {} has invalid width", i);
-			}
 			return false;
 		}
 		if (buffer.packed_stride != descriptor.PackedStride() ||
 		    buffer.descriptor_format != descriptor.Format() ||
 		    buffer.descriptor_swizzle != descriptor.DstSelXYZW()) {
-			if (error != nullptr) {
-				*error = fmt::format("buffer descriptor {} no longer matches specialization", i);
-			}
 			return false;
 		}
 	}
@@ -403,9 +345,6 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 		const auto& descriptor = snapshot.images[i];
 		const auto  mip_count  = StorageMipCount(image, descriptor);
 		if (mip_count == 0u || mip_count != image.mip_count) {
-			if (error != nullptr) {
-				*error = fmt::format("storage image descriptor {} changed mip range", i);
-			}
 			return false;
 		}
 		if (NullImageDescriptor(descriptor)) {
@@ -419,10 +358,6 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 				    program.info.images[root].conversion_format != image.conversion_format ||
 				    program.info.images[root].shader_swizzle != image.shader_swizzle ||
 				    program.info.images[root].cube != image.cube) {
-					if (error != nullptr) {
-						*error = fmt::format(
-						    "null indirect image descriptor {} changed binding class", i);
-					}
 					return false;
 				}
 				continue;
@@ -434,10 +369,6 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 			}
 			if (image.dimension != Decoder::ImageDimension::Dim2D || image.cube ||
 			    !canonical_kind) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "image descriptor {} no longer matches canonical null specialization", i);
-				}
 				return false;
 			}
 			continue;
@@ -445,14 +376,6 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 		const auto dimension = DescriptorDimension(descriptor, image.dimension);
 		if (dimension == Decoder::ImageDimension::Unknown || dimension != image.dimension ||
 		    DescriptorIsCube(descriptor) != image.cube) {
-			if (error != nullptr) {
-				*error =
-				    fmt::format("image descriptor {} no longer matches specialized dimension: "
-				                "{:08x},{:08x},{:08x},{:08x},{:08x},{:08x},{:08x},{:08x}",
-				                i, descriptor.dwords[0], descriptor.dwords[1], descriptor.dwords[2],
-				                descriptor.dwords[3], descriptor.dwords[4], descriptor.dwords[5],
-				                descriptor.dwords[6], descriptor.dwords[7]);
-			}
 			return false;
 		}
 		if (image.kind == ResourceKind::Image || image.kind == ResourceKind::ImageUint ||
@@ -463,49 +386,25 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 			const auto format =
 			    static_cast<Prospero::BufferFormat>((descriptor.dwords[1] >> 20u) & 0x1ffu);
 			if (image.atomic && format != Prospero::BufferFormat::k32UInt) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "atomic image descriptor {} changed to unsupported format {}", i,
-					    static_cast<uint32_t>(format));
-				}
 				return false;
 			}
 			const auto conversion_format = ImageConversionFormat(format);
 			if (image.conversion_format != conversion_format) {
-				if (error != nullptr) {
-					*error = fmt::format("image descriptor {} changed format conversion", i);
-				}
 				return false;
 			}
 			if ((storage || conversion_format != Prospero::BufferFormat::kInvalid) &&
 			    image.shader_swizzle != DescriptorImageSwizzle(descriptor)) {
-				if (error != nullptr) {
-					*error = fmt::format("image descriptor {} changed swizzle", i);
-				}
 				return false;
 			}
-			const bool raw_sint_storage =
-			    storage && format == Prospero::BufferFormat::k32SInt && image.written &&
-			    !image.read && !image.atomic;
-			const bool uint_descriptor =
-			    Prospero::IsUintTextureFormat(format) || raw_sint_storage;
-			const auto uint_program = image.kind == ResourceKind::ImageUint ||
-			                          image.kind == ResourceKind::StorageImageUint;
+			const bool raw_sint_storage = storage && format == Prospero::BufferFormat::k32SInt &&
+			                              image.written && !image.read && !image.atomic;
+			const bool uint_descriptor  = Prospero::IsUintTextureFormat(format) || raw_sint_storage;
+			const auto uint_program     = image.kind == ResourceKind::ImageUint ||
+			                              image.kind == ResourceKind::StorageImageUint;
 			if (uint_descriptor != uint_program && !(image.atomic && uint_program)) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "image descriptor {} no longer matches specialized format: "
-					    "{:08x},{:08x},{:08x},{:08x},{:08x},{:08x},{:08x},{:08x}",
-					    i, descriptor.dwords[0], descriptor.dwords[1], descriptor.dwords[2],
-					    descriptor.dwords[3], descriptor.dwords[4], descriptor.dwords[5],
-					    descriptor.dwords[6], descriptor.dwords[7]);
-				}
 				return false;
 			}
 			if (image.depth_compare && uint_program) {
-				if (error != nullptr) {
-					*error = fmt::format("integer image descriptor {} uses depth comparison", i);
-				}
 				return false;
 			}
 		}
@@ -514,11 +413,8 @@ bool ValidateResourceSpecialization(const Program& program, const ResourceSnapsh
 }
 
 bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
-                          ResourceSnapshot& snapshot, std::string* error) {
+                          ResourceSnapshot& snapshot) {
 	if (!program.resource_tracking_complete) {
-		if (error != nullptr) {
-			*error = "shader resources were not tracked";
-		}
 		return false;
 	}
 
@@ -527,17 +423,12 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
 	requests.reserve(program.info.buffers.size() + program.info.images.size() * 2u +
 	                 program.info.samplers.size());
 	for (const auto& buffer: program.info.buffers) {
-		requests.push_back({buffer.source, buffer.first_use_pc});
+		requests.push_back({buffer.source});
 	}
 	for (const auto& image: program.info.images) {
 		const auto* source = Source(program, image.source);
 		if (source != nullptr && source->indirect_image.has_value()) {
 			if (runtime.read_specialization_memory == nullptr) {
-				if (error != nullptr) {
-					*error = fmt::format("indirect image table at pc 0x{:08x} has no clean "
-					                     "memory reader",
-					                     image.first_use_pc);
-				}
 				return false;
 			}
 			MarkCleanFlatSlots(program, Source(program, source->indirect_image->material_source),
@@ -545,16 +436,16 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
 			MarkCleanFlatSlots(program, Source(program, source->indirect_image->heap_source),
 			                   clean_flat_slots);
 		} else {
-			requests.push_back({image.source, image.first_use_pc});
+			requests.push_back({image.source});
 		}
 	}
 	for (const auto& sampler: program.info.samplers) {
-		requests.push_back({sampler.source, sampler.first_use_pc});
+		requests.push_back({sampler.source});
 	}
 	std::vector<DescriptorValue> values;
 	std::vector<uint32_t>        flattened_srt;
-	if (!EvaluateRuntimeSources(program, requests, runtime, values, flattened_srt, clean_flat_slots,
-	                            error)) {
+	if (!EvaluateRuntimeSources(program, requests, runtime, values, flattened_srt,
+	                            clean_flat_slots)) {
 		return false;
 	}
 
@@ -581,20 +472,19 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
 				continue;
 			}
 			const std::array requests {
-			    DescriptorSourceRequest {source->indirect_image->material_source,
-			                             image.first_use_pc},
-			    DescriptorSourceRequest {source->indirect_image->heap_source, image.first_use_pc}};
+			    DescriptorSourceRequest {source->indirect_image->material_source},
+			    DescriptorSourceRequest {source->indirect_image->heap_source}};
 			SrtRuntime clean_runtime  = runtime;
 			clean_runtime.read_memory = runtime.read_specialization_memory;
 			std::vector<DescriptorValue> tables;
-			if (!EvaluateDescriptorSources(program, requests, clean_runtime, tables, error)) {
+			if (!EvaluateDescriptorSources(program, requests, clean_runtime, tables)) {
 				return false;
 			}
 			const auto&                     material = tables[0];
 			const auto&                     heap     = tables[1];
 			ResourceSnapshot::IndirectImage table;
-			if (!MaterializeIndirectImage(*source->indirect_image, material, heap, runtime, table,
-			                              error, image.first_use_pc)) {
+			if (!MaterializeIndirectImage(*source->indirect_image, material, heap, runtime,
+			                              table)) {
 				return false;
 			}
 			if (image.indirect_root == ImageResource::NoIndirectImage) {
@@ -608,20 +498,12 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
 			}
 			if (table.keys.size() > image.indirect_mapping_capacity ||
 			    table.descriptors.size() > image.indirect_resources.size()) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "indirect image table at pc 0x{:08x} changed candidate topology",
-					    image.first_use_pc);
-				}
 				return false;
 			}
 			for (uint32_t candidate = 0; candidate < image.indirect_resources.size(); candidate++) {
 				const auto resource = image.indirect_resources[candidate];
 				if (resource >= program.info.images.size() ||
 				    program.info.images[resource].indirect_root != image_index) {
-					if (error != nullptr) {
-						*error = "indirect image specialization has an invalid candidate resource";
-					}
 					return false;
 				}
 				next.images[resource] =
@@ -649,31 +531,26 @@ bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
 		}
 	}
 	if (std::ranges::find(image_written, uint8_t {0}) != image_written.end()) {
-		if (error != nullptr) {
-			*error = "indirect image specialization left an unmaterialized candidate";
-		}
 		return false;
 	}
 	next.samplers.assign(cursor, cursor + program.info.samplers.size());
 	next.user_data.assign(runtime.user_data.begin(), runtime.user_data.end());
-	if (!ValidateResourceSnapshot(program, next, error)) {
+	if (!ValidateResourceSnapshot(program, next)) {
 		return false;
 	}
 	snapshot = std::move(next);
 	return true;
 }
 
-bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::string* error) {
+void SpecializeResources(Program& program, ResourceSnapshot& snapshot) {
 	if (!program.resource_tracking_complete || program.shader_info_complete ||
 	    program.binding_layout_complete) {
-		if (error != nullptr) {
-			*error = !program.resource_tracking_complete ? "shader resources were not tracked"
-			                                             : "resource specialization is too late";
-		}
-		return false;
+		return SpecializationFail(!program.resource_tracking_complete
+		                              ? "shader resources were not tracked"
+		                              : "resource specialization is too late");
 	}
-	if (!ValidateResourceSnapshot(program, snapshot, error)) {
-		return false;
+	if (!ValidateResourceSnapshot(program, snapshot)) {
+		return SpecializationFail("invalid resource snapshot");
 	}
 
 	auto next          = program.info;
@@ -681,10 +558,8 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 	for (const auto& table: snapshot.indirect_images) {
 		if (table.resource >= next.images.size() || table.descriptors.size() < 2u ||
 		    next.images.size() + table.descriptors.size() - 1u > ShaderInfo::MaxImages) {
-			if (error != nullptr) {
-				*error = "indirect image candidates exceed the dense image resource limit";
-			}
-			return false;
+			return SpecializationFail(
+			    "indirect image candidates exceed the dense image resource limit");
 		}
 		const auto            root_image = next.images[table.resource];
 		std::vector<uint32_t> resources(table.descriptors.size());
@@ -720,10 +595,7 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 	for (uint32_t i = 0; i < next.buffers.size(); i++) {
 		ShaderBufferResource descriptor;
 		if (!DecodeBufferDescriptor(next_snapshot.buffers[i], descriptor)) {
-			if (error != nullptr) {
-				*error = fmt::format("buffer descriptor {} has invalid width", i);
-			}
-			return false;
+			return SpecializationFail(fmt::format("buffer descriptor {} has invalid width", i));
 		}
 		next.buffers[i].packed_stride      = descriptor.PackedStride();
 		next.buffers[i].descriptor_format  = descriptor.Format();
@@ -734,10 +606,8 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 		auto&       image      = next.images[i];
 		image.mip_count        = StorageMipCount(image, descriptor);
 		if (image.mip_count == 0u) {
-			if (error != nullptr) {
-				*error = fmt::format("storage image descriptor {} has an invalid mip range", i);
-			}
-			return false;
+			return SpecializationFail(
+			    fmt::format("storage image descriptor {} has an invalid mip range", i));
 		}
 		if (NullImageDescriptor(descriptor)) {
 			image.dimension = Decoder::ImageDimension::Dim2D;
@@ -755,37 +625,31 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 		}
 		const auto descriptor_dimension = DescriptorDimension(descriptor, image.dimension);
 		if (descriptor_dimension == Decoder::ImageDimension::Unknown) {
-			if (error != nullptr) {
-				*error = fmt::format(
-				    "image descriptor {} has unsupported type {}: {:08x},{:08x},{:08x},{:08x},"
-				    "{:08x},{:08x},{:08x},{:08x}",
-				    i, (descriptor.dwords[3] >> 28u) & 0xfu, descriptor.dwords[0],
-				    descriptor.dwords[1], descriptor.dwords[2], descriptor.dwords[3],
-				    descriptor.dwords[4], descriptor.dwords[5], descriptor.dwords[6],
-				    descriptor.dwords[7]);
-			}
-			return false;
+			return SpecializationFail(fmt::format(
+			    "image descriptor {} has unsupported type {}: {:08x},{:08x},{:08x},{:08x},"
+			    "{:08x},{:08x},{:08x},{:08x}",
+			    i, (descriptor.dwords[3] >> 28u) & 0xfu, descriptor.dwords[0], descriptor.dwords[1],
+			    descriptor.dwords[2], descriptor.dwords[3], descriptor.dwords[4],
+			    descriptor.dwords[5], descriptor.dwords[6], descriptor.dwords[7]));
 		}
 		image.dimension = descriptor_dimension;
 		image.cube      = DescriptorIsCube(descriptor);
 		const auto format =
 		    static_cast<Prospero::BufferFormat>((descriptor.dwords[1] >> 20u) & 0x1ffu);
 		if (image.atomic && format != Prospero::BufferFormat::k32UInt) {
-			if (error != nullptr) {
-				*error = fmt::format("atomic image descriptor {} uses unsupported format {}", i,
-				                     static_cast<uint32_t>(format));
-			}
-			return false;
+			return SpecializationFail(
+			    fmt::format("atomic image descriptor {} uses unsupported format {}", i,
+			                static_cast<uint32_t>(format)));
 		}
-		const bool storage = image.kind == ResourceKind::StorageImage ||
-		                     image.kind == ResourceKind::StorageImageUint;
+		const bool storage      = image.kind == ResourceKind::StorageImage ||
+		                          image.kind == ResourceKind::StorageImageUint;
 		image.conversion_format = ImageConversionFormat(format);
 		if (storage || image.conversion_format != Prospero::BufferFormat::kInvalid) {
 			image.shader_swizzle = DescriptorImageSwizzle(descriptor);
 		}
 		const bool raw_sint_storage = storage && format == Prospero::BufferFormat::k32SInt &&
 		                              image.written && !image.read && !image.atomic;
-		const bool uint_image = Prospero::IsUintTextureFormat(format) || raw_sint_storage;
+		const bool uint_image       = Prospero::IsUintTextureFormat(format) || raw_sint_storage;
 		if (uint_image) {
 			switch (image.kind) {
 				case ResourceKind::Image: image.kind = ResourceKind::ImageUint; break;
@@ -803,19 +667,13 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 		    static_cast<size_t>(root.indirect_mapping_offset) + 1u +
 		            static_cast<size_t>(root.indirect_mapping_capacity) * 2u >
 		        next_snapshot.flattened_srt.size()) {
-			if (error != nullptr) {
-				*error = "indirect image specialization has an invalid key mapping";
-			}
-			return false;
+			return SpecializationFail("indirect image specialization has an invalid key mapping");
 		}
 		uint32_t exemplar = ImageResource::NoIndirectImage;
 		for (const auto resource: root.indirect_resources) {
 			if (resource >= next.images.size() ||
 			    next.images[resource].indirect_root != root_index) {
-				if (error != nullptr) {
-					*error = "indirect image specialization has an invalid candidate";
-				}
-				return false;
+				return SpecializationFail("indirect image specialization has an invalid candidate");
 			}
 			if (!NullImageDescriptor(next_snapshot.images[resource])) {
 				exemplar = resource;
@@ -823,10 +681,7 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 			}
 		}
 		if (exemplar == ImageResource::NoIndirectImage) {
-			if (error != nullptr) {
-				*error = "indirect image specialization has no typed candidate";
-			}
-			return false;
+			return SpecializationFail("indirect image specialization has no typed candidate");
 		}
 		const auto& image_class = next.images[exemplar];
 		for (uint32_t candidate = 0; candidate < next.images.size(); candidate++) {
@@ -849,12 +704,9 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 			    image.shader_swizzle != image_class.shader_swizzle ||
 			    image.depth_compare != image_class.depth_compare ||
 			    image.cube != image_class.cube) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "indirect image table at pc 0x{:08x} has incompatible candidates",
-					    root.first_use_pc);
-				}
-				return false;
+				return SpecializationFail(
+				    fmt::format("indirect image table at pc 0x{:08x} has incompatible candidates",
+				                root.first_use_pc));
 			}
 		}
 	}
@@ -867,11 +719,8 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 	std::vector<SamplerUsage> sampler_usage(next.samplers.size());
 	for (const auto& pair: next.sampled_pairs) {
 		if (pair.image >= next.images.size() || pair.sampler >= next.samplers.size()) {
-			if (error != nullptr) {
-				*error = fmt::format("sampled resource pair at pc 0x{:08x} is invalid",
-				                     pair.first_use_pc);
-			}
-			return false;
+			return SpecializationFail(
+			    fmt::format("sampled resource pair at pc 0x{:08x} is invalid", pair.first_use_pc));
 		}
 		auto& usage = sampler_usage[pair.sampler];
 		if (next.images[pair.image].conversion_format != Prospero::BufferFormat::kInvalid) {
@@ -891,10 +740,8 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 			continue;
 		}
 		if (next.samplers.size() >= ShaderInfo::MaxSamplers) {
-			if (error != nullptr) {
-				*error = "point-filter sampler variants exceed the dense sampler resource limit";
-			}
-			return false;
+			return SpecializationFail(
+			    "point-filter sampler variants exceed the dense sampler resource limit");
 		}
 		point_sampler[i]              = static_cast<uint32_t>(next.samplers.size());
 		auto sampler                  = next.samplers[i];
@@ -915,19 +762,13 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 			}
 			const auto index = inst.Flags<MemoryFlags>().index;
 			if (index >= memory_info.size()) {
-				if (error != nullptr) {
-					*error = fmt::format("typed image instruction has invalid memory metadata {}",
-					                     index);
-				}
-				return false;
+				return SpecializationFail(
+				    fmt::format("typed image instruction has invalid memory metadata {}", index));
 			}
 			auto& memory = memory_info[index];
 			if (memory.resource >= next.images.size()) {
-				if (error != nullptr) {
-					*error = fmt::format("typed image instruction has invalid resource {}",
-					                     memory.resource);
-				}
-				return false;
+				return SpecializationFail(fmt::format(
+				    "typed image instruction has invalid resource {}", memory.resource));
 			}
 			const auto& image = next.images[memory.resource];
 			if (image_opcode.needs_sampler &&
@@ -937,22 +778,18 @@ bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::stri
 			}
 			if (image.indirect_root == memory.resource &&
 			    inst.GetOpcode() != ValueOpcode::ImageSampleRaw) {
-				if (error != nullptr) {
-					*error = fmt::format(
-					    "indirect image table at pc 0x{:08x} is used by unsupported {}",
-					    inst.Flags<MemoryFlags>().pc, ValueOpcodeName(inst.GetOpcode()));
-				}
-				return false;
+				return SpecializationFail(
+				    fmt::format("indirect image table at pc 0x{:08x} is used by unsupported {}",
+				                inst.Flags<MemoryFlags>().pc, ValueOpcodeName(inst.GetOpcode())));
 			}
 			memory.kind            = image.kind;
 			memory.image_dimension = image.dimension;
 			memory.image_cube      = image.cube;
 		}
 	}
-	program.info                = std::move(next);
+	program.info        = std::move(next);
 	program.memory_info = std::move(memory_info);
-	snapshot                    = std::move(next_snapshot);
-	return true;
+	snapshot            = std::move(next_snapshot);
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR

src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.h

@@ -22,19 +22,17 @@ struct ResourceSnapshot {
 	std::vector<IndirectImage>   indirect_images;
 };
 
-bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& snapshot,
-                              std::string* error);
-bool ValidateResourceSpecialization(const Program& program, const ResourceSnapshot& snapshot,
-                                    std::string* error);
+bool ValidateResourceSnapshot(const Program& program, const ResourceSnapshot& snapshot);
+bool ValidateResourceSpecialization(const Program& program, const ResourceSnapshot& snapshot);
 
 // Resolves the immutable dense resource topology against one runtime user-data/SRT snapshot.
 // On failure the destination is unchanged.
 bool MaterializeResources(const Program& program, const SrtRuntime& runtime,
-                          ResourceSnapshot& snapshot, std::string* error);
+                          ResourceSnapshot& snapshot);
 
 // Applies runtime descriptor shape/format facts to a copied dense topology before layout and
-// emission. On failure the program is unchanged.
-bool SpecializeResources(Program& program, ResourceSnapshot& snapshot, std::string* error);
+// emission. Invalid specializations are fatal.
+void SpecializeResources(Program& program, ResourceSnapshot& snapshot);
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR
 

src/graphics/shader/recompiler/ir/passes/ResourceTracking.cpp

@@ -1,8 +1,8 @@
 #include "graphics/shader/recompiler/ir/passes/ResourceTracking.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
 #include "graphics/shader/recompiler/ir/passes/SrtWalker.h"
-#include "graphics/shader/shader.h"
 
 #include <algorithm>
 #include <fmt/format.h>
@@ -12,7 +12,7 @@
 namespace Libs::Graphics::ShaderRecompiler::IR {
 namespace {
 
-constexpr uint32_t SamplerBorderClampMask = (1u << 2u) | (1u << 5u) | (1u << 8u);
+constexpr uint32_t SamplerBorderClampMask    = (1u << 2u) | (1u << 5u) | (1u << 8u);
 constexpr uint32_t SamplerDword3ReservedMask = 0x3ffff000u;
 
 uint32_t PossibleU32Bits(Value value) {
@@ -101,19 +101,17 @@ public:
 		m_info.uses_dma = false;
 	}
 
-	bool Run(std::string* error) {
+	void Run() {
 		if (m_program.resource_tracking_complete) {
-			return Fail(0, error, "resources already tracked");
+			Fail(0, "resources already tracked");
 		}
 		if (!m_program.srt_plan_complete) {
-			return Fail(0, error, "SRT plan is not ready");
+			Fail(0, "SRT plan is not ready");
 		}
 		PlanIndirectImages();
 		for (auto* block: m_program.blocks) {
 			for (auto& inst: *block) {
-				if (!Collect(inst, error)) {
-					return false;
-				}
+				Collect(inst);
 			}
 		}
 		LinkImageAliases();
@@ -141,14 +139,14 @@ public:
 		}
 		std::erase_if(m_program.dynamic_reads, [&](Value value) {
 			const auto* inst = value.Resolve().TryInstruction();
-			return std::ranges::any_of(m_indirect_images, [&](const IndirectImagePlan& plan) {
+			return std::any_of(m_indirect_images.begin(), m_indirect_images.end(),
+			                   [&](const IndirectImagePlan& plan) {
 				return std::ranges::find(plan.reads, inst) != plan.reads.end();
 			});
 		});
-		m_program.descriptor_sources          = std::move(m_sources);
+		m_program.descriptor_sources         = std::move(m_sources);
 		m_program.info                       = std::move(m_info);
 		m_program.resource_tracking_complete = true;
-		return true;
 	}
 
 private:
@@ -173,18 +171,19 @@ private:
 		std::array<const Inst*, 8> reads {};
 	};
 
-	bool Fail(uint32_t pc, std::string* error, const std::string& reason) const {
-		return ShaderError::Fail(
-		    error, fmt::format("shader resource tracking: hash=0x{:016x} stage={} pc=0x{:08x} {}",
-		                       m_program.shader_hash, StageName(m_program.stage), pc, reason));
+	[[noreturn]] void Fail(uint32_t pc, const std::string& reason) const {
+		const auto message =
+		    fmt::format("shader resource tracking: hash=0x{:016x} stage={} pc=0x{:08x} {}",
+		                m_program.shader_hash, StageName(m_program.stage), pc, reason);
+		EXIT("%s", message.c_str());
+		std::abort();
 	}
 
-	bool MakeSource(const Inst& handle, uint32_t width, bool sampler, bool sample_adjust,
-	                DescriptorSource& descriptor, uint32_t pc, std::string* error) const {
+	void MakeSource(const Inst& handle, uint32_t width, bool sampler, bool sample_adjust,
+	                DescriptorSource& descriptor, uint32_t pc) const {
 		if (handle.NumArgs() != width) {
-			return Fail(pc, error,
-			            fmt::format("{} has {} descriptor dwords, expected {}",
-			                        ValueOpcodeName(handle.GetOpcode()), handle.NumArgs(), width));
+			Fail(pc, fmt::format("{} has {} descriptor dwords, expected {}",
+			                     ValueOpcodeName(handle.GetOpcode()), handle.NumArgs(), width));
 		}
 		descriptor.dword_count = width;
 		for (uint32_t i = 0; i < width; i++) {
@@ -199,18 +198,15 @@ private:
 			// Border color and its table index are unused unless a clamp axis selects border mode.
 			descriptor.dwords[3] = Value(0u);
 		}
-		return true;
 	}
 
-	bool ValidateSource(const DescriptorSource& descriptor, std::string& reason,
-	                    uint32_t& bad_dword) const {
+	bool ValidateSource(const DescriptorSource& descriptor, uint32_t& bad_dword) const {
 		for (uint32_t i = 0; i < descriptor.dword_count; i++) {
 			bad_dword = i;
 			if (descriptor.dwords[i].Resolve().GetType() != Type::U32) {
-				reason = "is not U32";
 				return false;
 			}
-			if (!ValidateRuntimeValue(m_program, descriptor.dwords[i], reason)) {
+			if (!ValidateRuntimeValue(m_program, descriptor.dwords[i])) {
 				return false;
 			}
 		}
@@ -286,13 +282,12 @@ private:
 
 	bool MakeRuntimeBufferSource(const Inst& handle, uint32_t pc, uint32_t& source,
 	                             DescriptorSource& descriptor) {
-		if (handle.GetOpcode() != ValueOpcode::GetBufferResource ||
-		    !MakeSource(handle, 4u, false, false, descriptor, pc, nullptr)) {
+		if (handle.GetOpcode() != ValueOpcode::GetBufferResource) {
 			return false;
 		}
-		std::string reason;
-		uint32_t    bad_dword = 0;
-		if (!ValidateSource(descriptor, reason, bad_dword)) {
+		MakeSource(handle, 4u, false, false, descriptor, pc);
+		uint32_t bad_dword = 0;
+		if (!ValidateSource(descriptor, bad_dword)) {
 			return false;
 		}
 		source = InternSource(descriptor);
@@ -438,14 +433,16 @@ private:
 
 	const IndirectImagePlan* FindIndirectImage(const Inst& handle) const {
 		const auto found =
-		    std::ranges::find_if(m_indirect_images, [&](const IndirectImagePlan& plan) {
+		    std::find_if(m_indirect_images.begin(), m_indirect_images.end(),
+		                 [&](const IndirectImagePlan& plan) {
 			    return plan.handle == &handle;
 		    });
 		return found == m_indirect_images.end() ? nullptr : &*found;
 	}
 
 	bool IsIndirectPlanningMemory(uint32_t index) const {
-		return std::ranges::any_of(m_indirect_images, [&](const IndirectImagePlan& plan) {
+		return std::any_of(m_indirect_images.begin(), m_indirect_images.end(),
+		                   [&](const IndirectImagePlan& plan) {
 			return std::ranges::find(plan.memory, index) != plan.memory.end();
 		});
 	}
@@ -469,38 +466,30 @@ private:
 		}
 	}
 
-	bool GetHandle(Value value, ValueOpcode expected, uint32_t width, uint32_t pc, Inst*& handle,
-	               uint32_t& source, std::string* error, bool sampler = false,
-	               bool sample_adjust = false) {
+	void GetHandle(Value value, ValueOpcode expected, uint32_t width, uint32_t pc, Inst*& handle,
+	               uint32_t& source, bool sampler = false, bool sample_adjust = false) {
 		handle = value.Resolve().TryInstruction();
 		if (handle == nullptr || handle->GetOpcode() != expected) {
-			return Fail(pc, error,
-			            fmt::format("memory operation requires {}", ValueOpcodeName(expected)));
+			Fail(pc, fmt::format("memory operation requires {}", ValueOpcodeName(expected)));
 		}
 		DescriptorSource descriptor;
-		if (!MakeSource(*handle, width, sampler, sample_adjust, descriptor, pc, error)) {
-			return false;
-		}
-		std::string reason;
-		uint32_t    bad_dword = 0;
-		if (!ValidateSource(descriptor, reason, bad_dword)) {
-			return Fail(
-			    pc, error,
-			    fmt::format("{} dword {} {}", ValueOpcodeName(expected), bad_dword, reason));
+		MakeSource(*handle, width, sampler, sample_adjust, descriptor, pc);
+		uint32_t bad_dword = 0;
+		if (!ValidateSource(descriptor, bad_dword)) {
+			Fail(pc, fmt::format("{} dword {} is not a valid runtime value",
+			                     ValueOpcodeName(expected), bad_dword));
 		}
 		source = InternSource(descriptor);
-		return true;
 	}
 
-	bool ValidateAddressHandle(Value value, uint32_t pc, std::string* error) const {
+	void ValidateAddressHandle(Value value, uint32_t pc) const {
 		const auto* handle = value.Resolve().TryInstruction();
 		if (handle == nullptr || handle->GetOpcode() != ValueOpcode::GetAddressResource) {
-			return Fail(pc, error, "address operation requires GetAddressResource");
+			Fail(pc, "address operation requires GetAddressResource");
 		}
 		if (handle->NumArgs() != 2) {
-			return Fail(pc, error, "GetAddressResource must have two address dwords");
+			Fail(pc, "GetAddressResource must have two address dwords");
 		}
-		return true;
 	}
 
 	uint32_t AddBuffer(uint32_t source, const MemoryInfo& memory, ValueOpcode op, uint32_t pc) {
@@ -540,7 +529,7 @@ private:
 		const auto mip   = MipMode(memory);
 		const bool depth = (memory.image_sample_flags & Decoder::ImageSampleFlagCompare) != 0;
 		for (uint32_t i = 0; i < m_info.images.size(); i++) {
-			auto& image = m_info.images[i];
+			auto&      image           = m_info.images[i];
 			const bool compatible_kind = image.kind == memory.kind || (IsStorageImage(image.kind) &&
 			                                                           IsStorageImage(memory.kind));
 			if (image.source == source && compatible_kind &&
@@ -593,155 +582,139 @@ private:
 		return static_cast<uint32_t>(m_info.samplers.size() - 1);
 	}
 
-	bool AddSampledPair(uint32_t image, uint32_t sampler, uint32_t pc, std::string* error) {
+	void AddSampledPair(uint32_t image, uint32_t sampler, uint32_t pc) {
 		for (auto& pair: m_info.sampled_pairs) {
 			if (pair.image == image && pair.sampler == sampler) {
 				pair.first_use_pc = std::min(pair.first_use_pc, pc);
-				return true;
+				return;
 			}
 		}
 		if (m_info.sampled_pairs.size() >= ShaderInfo::MaxSampledPairs) {
-			return Fail(pc, error, "sampled image/sampler pair limit exceeded");
+			Fail(pc, "sampled image/sampler pair limit exceeded");
 		}
 		m_info.sampled_pairs.push_back({image, sampler, pc});
-		return true;
 	}
 
-	bool AddHandlePatch(Inst* handle, uint32_t resource, uint32_t pc, std::string* error) {
+	void AddHandlePatch(Inst* handle, uint32_t resource, uint32_t pc) {
 		for (const auto& patch: m_handle_patches) {
 			if (patch.handle == handle) {
-				return patch.resource == resource ||
-				       Fail(pc, error,
-				            fmt::format("{} is reused with incompatible resource classes",
-				                        ValueOpcodeName(handle->GetOpcode())));
+				if (patch.resource != resource) {
+					Fail(pc, fmt::format("{} is reused with incompatible resource classes",
+					                     ValueOpcodeName(handle->GetOpcode())));
+				}
+				return;
 			}
 		}
 		m_handle_patches.push_back({handle, resource});
-		return true;
 	}
 
-	bool AddMemoryPatch(uint32_t index, uint32_t resource, uint32_t sampler, bool has_sampler,
-	                    uint32_t pc, std::string* error) {
+	void AddMemoryPatch(uint32_t index, uint32_t resource, uint32_t sampler, bool has_sampler,
+	                    uint32_t pc) {
 		for (auto& patch: m_memory_patches) {
 			if (patch.index != index) {
 				continue;
 			}
 			if (patch.resource != resource ||
 			    (has_sampler && patch.has_sampler && patch.sampler != sampler)) {
-				return Fail(pc, error, "memory metadata is reused with incompatible resources");
+				Fail(pc, "memory metadata is reused with incompatible resources");
 			}
 			if (has_sampler) {
 				patch.sampler     = sampler;
 				patch.has_sampler = true;
 			}
-			return true;
+			return;
 		}
 		m_memory_patches.push_back({index, resource, sampler, has_sampler});
-		return true;
 	}
 
-	bool Collect(Inst& inst, std::string* error) {
+	void Collect(Inst& inst) {
 		const auto op           = inst.GetOpcode();
 		const auto buffer       = BufferAccessOf(op);
 		const auto address_info = AddressOpcodeInfoOf(op);
 		const auto image_info   = ImageOpcodeInfoOf(op);
 		if (buffer == BufferAccess::None && address_info.access == AddressAccess::None &&
 		    image_info.access == ImageAccess::None) {
-			return true;
+			return;
 		}
 		const auto flags = inst.Flags<MemoryFlags>();
 		if (flags.index >= m_program.memory_info.size()) {
-			return Fail(flags.pc, error,
-			            fmt::format("memory metadata index {} is out of range", flags.index));
+			Fail(flags.pc, fmt::format("memory metadata index {} is out of range", flags.index));
 		}
 		if (inst.NumArgs() == 0) {
-			return Fail(flags.pc, error, "memory operation has no resource handle");
+			Fail(flags.pc, "memory operation has no resource handle");
 		}
 		const auto& memory = m_program.memory_info[flags.index];
 		if (memory.planning_only || IsIndirectPlanningMemory(flags.index)) {
-			return true;
+			return;
 		}
 		Inst*    handle   = nullptr;
 		uint32_t source   = 0;
 		uint32_t resource = 0;
 
 		if (buffer != BufferAccess::None) {
-			if (!GetHandle(inst.Arg(0), ValueOpcode::GetBufferResource, 4, flags.pc, handle, source,
-			               error)) {
-				return false;
-			}
+			GetHandle(inst.Arg(0), ValueOpcode::GetBufferResource, 4, flags.pc, handle, source);
 			resource = AddBuffer(source, memory, op, flags.pc);
 			if (resource == UINT32_MAX) {
-				return Fail(flags.pc, error, "buffer resource limit exceeded");
+				Fail(flags.pc, "buffer resource limit exceeded");
 			}
-			return AddHandlePatch(handle, resource, flags.pc, error) &&
-			       AddMemoryPatch(flags.index, resource, 0, false, flags.pc, error);
+			AddHandlePatch(handle, resource, flags.pc);
+			AddMemoryPatch(flags.index, resource, 0, false, flags.pc);
+			return;
 		}
 		if (address_info.access != AddressAccess::None) {
 			if (!IsAddressResourceKind(memory.kind)) {
-				return Fail(flags.pc, error, "address operation has invalid resource kind");
+				Fail(flags.pc, "address operation has invalid resource kind");
 			}
 			if (memory.kind == ResourceKind::Scratch) {
 				handle = inst.Arg(0).Resolve().TryInstruction();
 				if (handle == nullptr || handle->GetOpcode() != ValueOpcode::GetScratchResource ||
 				    handle->NumArgs() != 0) {
-					return Fail(flags.pc, error, "scratch operation requires GetScratchResource");
+					Fail(flags.pc, "scratch operation requires GetScratchResource");
 				}
 				if (m_program.scratch_dwords == 0) {
-					return Fail(flags.pc, error,
-					            "scratch operation requires a nonzero AGC per-thread size");
+					Fail(flags.pc, "scratch operation requires a nonzero AGC per-thread size");
 				}
-				return true;
-			}
-			if (!ValidateAddressHandle(inst.Arg(0), flags.pc, error)) {
-				return false;
+				return;
 			}
+			ValidateAddressHandle(inst.Arg(0), flags.pc);
 			m_info.uses_dma = true;
-			return true;
+			return;
 		}
 
 		if (!ImageResourceKindMatches(memory.kind, image_info.resource_class)) {
-			return Fail(flags.pc, error, "image operation has invalid resource kind");
+			Fail(flags.pc, "image operation has invalid resource kind");
 		}
 		handle               = inst.Arg(0).Resolve().TryInstruction();
 		const auto* indirect = handle != nullptr ? FindIndirectImage(*handle) : nullptr;
 		if (indirect != nullptr) {
 			source = indirect->source;
-		} else if (!GetHandle(inst.Arg(0), ValueOpcode::GetImageResource, 8, flags.pc, handle,
-		                      source, error)) {
-			return false;
+		} else {
+			GetHandle(inst.Arg(0), ValueOpcode::GetImageResource, 8, flags.pc, handle, source);
 		}
 		resource = AddImage(source, memory, op, flags.pc);
 		if (resource == UINT32_MAX) {
-			return Fail(flags.pc, error, "image resource limit exceeded");
-		}
-		if (!AddHandlePatch(handle, resource, flags.pc, error)) {
-			return false;
+			Fail(flags.pc, "image resource limit exceeded");
 		}
+		AddHandlePatch(handle, resource, flags.pc);
 		uint32_t sampler = 0;
 		if (image_info.needs_sampler) {
 			if (inst.NumArgs() < 2) {
-				return Fail(flags.pc, error, "sampled image operation has no sampler handle");
+				Fail(flags.pc, "sampled image operation has no sampler handle");
 			}
-			Inst*    sampler_handle = nullptr;
-			uint32_t sampler_source = 0;
+			Inst*      sampler_handle = nullptr;
+			uint32_t   sampler_source = 0;
 			const bool sample_adjust =
 			    (memory.image_sample_flags & Decoder::ImageSampleFlagAdjust) != 0;
-			if (!GetHandle(inst.Arg(1), ValueOpcode::GetSamplerResource, 4, flags.pc,
-			               sampler_handle, sampler_source, error, true, sample_adjust)) {
-				return false;
-			}
+			GetHandle(inst.Arg(1), ValueOpcode::GetSamplerResource, 4, flags.pc, sampler_handle,
+			          sampler_source, true, sample_adjust);
 			sampler = AddSampler(sampler_source, flags.pc);
 			if (sampler == UINT32_MAX) {
-				return Fail(flags.pc, error, "sampler resource limit exceeded");
-			}
-			if (!AddHandlePatch(sampler_handle, sampler, flags.pc, error) ||
-			    !AddSampledPair(resource, sampler, flags.pc, error)) {
-				return false;
+				Fail(flags.pc, "sampler resource limit exceeded");
 			}
+			AddHandlePatch(sampler_handle, sampler, flags.pc);
+			AddSampledPair(resource, sampler, flags.pc);
 		}
-		return AddMemoryPatch(flags.index, resource, sampler, image_info.needs_sampler, flags.pc,
-		                      error);
+		AddMemoryPatch(flags.index, resource, sampler, image_info.needs_sampler, flags.pc);
 	}
 
 	const DescriptorSource* Source(uint32_t source) const {
@@ -783,8 +756,8 @@ private:
 
 } // namespace
 
-bool TrackResources(Program& program, std::string* error) {
-	return Tracker(program).Run(error);
+void TrackResources(Program& program) {
+	Tracker(program).Run();
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR

src/graphics/shader/recompiler/ir/passes/ResourceTracking.h

@@ -7,7 +7,7 @@ namespace Libs::Graphics::ShaderRecompiler::IR {
 
 // Collects immutable resource topology from typed SSA handles, interns their resolved dwords in
 // descriptor_sources, then writes dense indices to handle flags and MemoryInfo.
-bool TrackResources(Program& program, std::string* error);
+void TrackResources(Program& program);
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR
 

src/graphics/shader/recompiler/ir/passes/ShaderInfoCollection.cpp

@@ -1,5 +1,6 @@
 #include "graphics/shader/recompiler/ir/passes/ShaderInfoCollection.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
 
 #include <algorithm>
@@ -8,6 +9,11 @@
 namespace Libs::Graphics::ShaderRecompiler::IR {
 namespace {
 
+[[noreturn]] void Fail(std::string_view message) {
+	EXIT("shader info collection failed: %s", std::string(message).c_str());
+	std::abort();
+}
+
 void AddInput(ShaderInfo& info, StageInputKind kind, uint32_t location, uint32_t components,
               std::string name, bool per_vertex = false) {
 	const auto input = std::find_if(info.inputs.begin(), info.inputs.end(), [=](const auto& value) {
@@ -34,38 +40,38 @@ void AddOutput(ShaderInfo& info, StageOutputKind kind, uint32_t index, uint32_t
 	}
 }
 
-bool ValidateOptions(const Program& program, const ShaderInfoOptions& options, std::string* error) {
-	auto Fail = [&](const char* message) {
-		if (error != nullptr) {
-			*error = message;
-		}
-		return false;
-	};
+void ValidateOptions(const Program& program, const ShaderInfoOptions& options) {
 	switch (program.stage) {
 		case ShaderType::Vertex:
+			if (options.vertex == nullptr) {
+				return Fail("vertex shader has no input metadata");
+			}
 			if (options.vertex->resources_num < 0 ||
 			    options.vertex->resources_num > ShaderVertexInputInfo::RES_MAX) {
 				return Fail("vertex resource count is out of range");
 			}
-			return true;
+			return;
 		case ShaderType::Pixel:
-			return options.pixel->input_num <= std::size(options.pixel->interpolator_settings) ||
-			       Fail("pixel input count is out of range");
+			if (options.pixel == nullptr) {
+				return Fail("pixel shader has no input metadata");
+			}
+			if (options.pixel->input_num > std::size(options.pixel->interpolator_settings)) {
+				return Fail("pixel input count is out of range");
+			}
+			return;
 		case ShaderType::Compute:
-			return (options.compute->thread_ids_num >= 0 && options.compute->thread_ids_num <= 3) ||
-			       Fail("compute thread ID count is out of range");
+			if (options.compute == nullptr) {
+				return Fail("compute shader has no input metadata");
+			}
+			if (options.compute->thread_ids_num < 0 || options.compute->thread_ids_num > 3) {
+				return Fail("compute thread ID count is out of range");
+			}
+			return;
 		default: return Fail("unsupported shader stage for info collection");
 	}
 }
 
-bool ValidateValueReferences(const Program& program, const ShaderInfoOptions& options,
-                             std::string* error) {
-	const auto Fail = [&](const char* message) {
-		if (error != nullptr) {
-			*error = message;
-		}
-		return false;
-	};
+void ValidateValueReferences(const Program& program, const ShaderInfoOptions& options) {
 	for (const auto* block: program.blocks) {
 		for (const auto& inst: *block) {
 			switch (inst.GetOpcode()) {
@@ -148,7 +154,6 @@ bool ValidateValueReferences(const Program& program, const ShaderInfoOptions& op
 			}
 		}
 	}
-	return true;
 }
 
 void CollectVertexInputs(const Program& program, const ShaderVertexInputInfo* vertex,
@@ -269,14 +274,8 @@ void CollectBuiltinInputs(const Program& program, ShaderInfo& info) {
 	}
 }
 
-bool CollectOutputs(const Program& program, const ShaderVertexInputInfo* vertex,
-	                const ShaderPixelInputInfo* pixel, ShaderInfo& info, std::string* error) {
-	auto Fail = [&](std::string message) {
-		if (error != nullptr) {
-			*error = std::move(message);
-		}
-		return false;
-	};
+void CollectOutputs(const Program& program, const ShaderVertexInputInfo* vertex,
+                    const ShaderPixelInputInfo* pixel, ShaderInfo& info) {
 	for (const auto* block: program.blocks) {
 		for (const auto& inst: *block) {
 			if (inst.GetOpcode() != ValueOpcode::SetAttribute) {
@@ -347,31 +346,23 @@ bool CollectOutputs(const Program& program, const ShaderVertexInputInfo* vertex,
 			}
 		}
 	}
-	return true;
 }
 
 } // namespace
 
-bool CollectShaderInfo(Program& program, const ShaderInfoOptions& options, std::string* error) {
+void CollectShaderInfo(Program& program, const ShaderInfoOptions& options) {
 	if (!program.resource_tracking_complete || program.shader_info_complete) {
-		if (error != nullptr) {
-			*error = !program.resource_tracking_complete ? "shader resources were not tracked"
-			                                             : "shader info already collected";
-		}
-		return false;
-	}
-	if (!ValidateOptions(program, options, error)) {
-		return false;
-	}
-	if (!ValidateValueReferences(program, options, error)) {
-		return false;
+		return Fail(!program.resource_tracking_complete ? "shader resources were not tracked"
+		                                                : "shader info already collected");
 	}
+	ValidateOptions(program, options);
+	ValidateValueReferences(program, options);
 
 	auto next = program.info;
 	next.inputs.clear();
 	next.outputs.clear();
-	next.has_bitwise_xor = std::any_of(
-	    program.blocks.begin(), program.blocks.end(), [](const auto* block) {
+	next.has_bitwise_xor =
+	    std::any_of(program.blocks.begin(), program.blocks.end(), [](const auto* block) {
 		    return std::any_of(block->begin(), block->end(), [](const auto& inst) {
 			    return inst.GetOpcode() == ValueOpcode::BitwiseXor32;
 		    });
@@ -380,15 +371,12 @@ bool CollectShaderInfo(Program& program, const ShaderInfoOptions& options, std::
 		case ShaderType::Vertex: CollectVertexInputs(program, options.vertex, next); break;
 		case ShaderType::Pixel: CollectPixelInputs(program, options.pixel, next); break;
 		case ShaderType::Compute: CollectComputeInputs(options.compute, next); break;
-		default: return false;
+		default: return Fail("unsupported shader stage for info collection");
 	}
 	CollectBuiltinInputs(program, next);
-	if (!CollectOutputs(program, options.vertex, options.pixel, next, error)) {
-		return false;
-	}
+	CollectOutputs(program, options.vertex, options.pixel, next);
 	program.info                 = std::move(next);
 	program.shader_info_complete = true;
-	return true;
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR

src/graphics/shader/recompiler/ir/passes/ShaderInfoCollection.h

@@ -13,7 +13,7 @@ struct ShaderInfoOptions {
 
 // Completes the immutable shader interface after resource tracking. On failure Program::info and
 // all completion state remain unchanged.
-bool CollectShaderInfo(Program& program, const ShaderInfoOptions& options, std::string* error);
+void CollectShaderInfo(Program& program, const ShaderInfoOptions& options);
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR
 

src/graphics/shader/recompiler/ir/passes/SrtWalker.cpp

@@ -1,7 +1,7 @@
 #include "graphics/shader/recompiler/ir/passes/SrtWalker.h"
 
+#include "common/assert.h"
 #include "graphics/shader/recompiler/ir/ShaderIR.h"
-#include "graphics/shader/shader.h"
 
 #include <algorithm>
 #include <bit>
@@ -120,10 +120,10 @@ class RuntimeValidator {
 public:
 	explicit RuntimeValidator(const Program& program): m_program(program) {}
 
-	bool Run(Value value, std::string& reason) { return Validate(value, reason); }
+	bool Run(Value value) { return Validate(value); }
 
 private:
-	bool Validate(Value value, std::string& reason) {
+	bool Validate(Value value) {
 		value            = value.Resolve();
 		const auto* inst = value.TryInstruction();
 		if (inst == nullptr) {
@@ -133,14 +133,10 @@ private:
 				case Type::U16:
 				case Type::U32:
 				case Type::U64: return true;
-				default:
-					reason = fmt::format("contains a non-integer immediate of type {}",
-					                     TypeName(value.GetType()));
-					return false;
+				default: return false;
 			}
 		}
 		if (!m_visiting.insert(inst).second) {
-			reason = fmt::format("contains a cyclic {} value", ValueOpcodeName(inst->GetOpcode()));
 			return false;
 		}
 		const auto finish = [&](bool valid) {
@@ -151,25 +147,21 @@ private:
 		if (op == ValueOpcode::UndefU1 || op == ValueOpcode::UndefU8 ||
 		    op == ValueOpcode::UndefU16 || op == ValueOpcode::UndefU32 ||
 		    op == ValueOpcode::UndefU64 || op == ValueOpcode::Void) {
-			reason = fmt::format("contains {}", ValueOpcodeName(op));
 			return finish(false);
 		}
 		if (op == ValueOpcode::GetUserData) {
 			if (inst->NumArgs() != 1 || inst->Arg(0).GetType() != Type::ScalarReg) {
-				reason = "contains a malformed GetUserData";
 				return finish(false);
 			}
 			const auto reg = RegIndex(inst->Arg(0).ScalarRegister());
 			if (reg < m_program.user_data_base ||
 			    reg - m_program.user_data_base >= m_program.user_data_count) {
-				reason = fmt::format("references unavailable user SGPR {}", reg);
 				return finish(false);
 			}
 			return finish(true);
 		}
 		if (op == ValueOpcode::GetShaderBase) {
 			if (inst->NumArgs() != 0) {
-				reason = "contains a malformed GetShaderBase";
 				return finish(false);
 			}
 			return finish(true);
@@ -177,14 +169,12 @@ private:
 		if (op == ValueOpcode::Phi) {
 			const auto invariant = ResolveInvariantPhi(m_program, value);
 			if (invariant.IsEmpty()) {
-				reason = "contains a control-dependent phi";
 				return finish(false);
 			}
-			return finish(Validate(invariant, reason));
+			return finish(Validate(invariant));
 		}
 		if (op == ValueOpcode::GetSrtResource) {
 			if (inst->NumArgs() != 0) {
-				reason = "contains a malformed GetSrtResource";
 				return finish(false);
 			}
 			return finish(true);
@@ -196,7 +186,6 @@ private:
 			        ValueOpcode::GetSrtResource ||
 			    !slot.IsImmediate() || slot.GetType() != Type::U32 ||
 			    slot.U32() >= m_program.srt_reads.size()) {
-				reason = "contains a malformed flattened SRT read";
 				return finish(false);
 			}
 		} else if (op == ValueOpcode::LoadAddressU32 || op == ValueOpcode::ReadConstBuffer) {
@@ -206,13 +195,11 @@ private:
 			const auto* handle = inst->NumArgs() != 0 ? inst->Arg(0).ResolveInstruction() : nullptr;
 			if (!IsRawRead(m_program, *inst) || handle == nullptr ||
 			    handle->GetOpcode() != expected) {
-				reason = fmt::format("contains a non-scalar {}", ValueOpcodeName(op));
 				return finish(false);
 			}
 		} else if (op == ValueOpcode::CompositeExtractU64) {
 			const auto index = inst->NumArgs() == 2 ? inst->Arg(1).Resolve() : Value {};
 			if (!index.IsImmediate() || index.GetType() != Type::U32 || index.U32() >= 2u) {
-				reason = "contains an invalid U64 component index";
 				return finish(false);
 			}
 		} else if (op == ValueOpcode::CompositeExtractU32x2) {
@@ -222,7 +209,6 @@ private:
 			    index.U32() >= 2u ||
 			    (source->GetOpcode() != ValueOpcode::CompositeConstructU32x2 &&
 			     source->GetOpcode() != ValueOpcode::IAddCarry32)) {
-				reason = "contains an unsupported composite runtime source";
 				return finish(false);
 			}
 		}
@@ -233,17 +219,14 @@ private:
 			                        : op == ValueOpcode::GetSamplerResource ? 4u
 			                                                                : 2u;
 			if (inst->NumArgs() != expected) {
-				reason = fmt::format("contains a malformed {}", ValueOpcodeName(op));
 				return finish(false);
 			}
 		} else if (op != ValueOpcode::ReadConst && op != ValueOpcode::ReadConstBuffer &&
 		           op != ValueOpcode::LoadAddressU32 && !IsRuntimeIntegerOp(op)) {
-			reason =
-			    fmt::format("contains unsupported or control-dependent {}", ValueOpcodeName(op));
 			return finish(false);
 		}
 		for (size_t index = 0; index < inst->NumArgs(); index++) {
-			if (!Validate(inst->Arg(index), reason)) {
+			if (!Validate(inst->Arg(index))) {
 				return finish(false);
 			}
 		}
@@ -258,7 +241,7 @@ class PlanBuilder {
 public:
 	explicit PlanBuilder(Program& program): m_program(program) {}
 
-	bool Run(std::string* error) {
+	void Run() {
 		m_program.srt_reads.clear();
 		m_program.dynamic_reads.clear();
 		for (auto* block: m_program.blocks) {
@@ -273,34 +256,29 @@ public:
 						                        (op == ValueOpcode::ReadConstBuffer &&
 						                         kind == ResourceKind::ScalarAddress);
 						if (crosswired) {
-							return Fail(flags.pc, error,
-							            fmt::format("{} has incompatible scalar memory metadata",
-							                        ValueOpcodeName(op)));
+							Fail(flags.pc,
+							     fmt::format("{} has incompatible scalar memory metadata",
+							                 ValueOpcodeName(op)));
 						}
 					}
 				}
 				if (IsDescriptorHandle(inst.GetOpcode())) {
 					for (size_t index = 0; index < inst.NumArgs(); index++) {
-						if (!Collect(inst.Arg(index), 0, error)) {
-							return false;
-						}
+						Collect(inst.Arg(index), 0);
 					}
 				}
 			}
 		}
 		for (auto* block: m_program.blocks) {
 			for (auto& inst: *block) {
-				std::string reason;
 				if (inst.GetOpcode() == ValueOpcode::LoadAddressU32 && IsRawRead(m_program, inst) &&
 				    inst.Arg(1).Resolve().IsImmediate() &&
-				    ValidateRuntimeValue(m_program, Value(&inst), reason) &&
-				    !Collect(Value(&inst), inst.Flags<MemoryFlags>().pc, error)) {
-					return false;
+				    ValidateRuntimeValue(m_program, Value(&inst))) {
+					Collect(Value(&inst), inst.Flags<MemoryFlags>().pc);
 				}
 			}
 		}
 		PatchReads();
-		return true;
 	}
 
 private:
@@ -310,18 +288,20 @@ private:
 		bool     keep = false;
 	};
 
-	bool Fail(uint32_t pc, std::string* error, const std::string& message) const {
-		return ShaderError::Fail(error, Diagnostic(m_program, pc, message));
+	[[noreturn]] void Fail(uint32_t pc, const std::string& message) const {
+		const auto diagnostic = Diagnostic(m_program, pc, message);
+		EXIT("shader SRT planning failed: %s", diagnostic.c_str());
+		std::abort();
 	}
 
-	bool Collect(Value value, uint32_t use_pc, std::string* error) {
+	void Collect(Value value, uint32_t use_pc) {
 		value = value.Resolve();
 		if (value.IsImmediate()) {
-			return true;
+			return;
 		}
 		auto* inst = value.TryInstruction();
 		if (inst == nullptr) {
-			return Fail(use_pc, error, "invalid typed planning value");
+			Fail(use_pc, "invalid typed planning value");
 		}
 		const auto cycle = std::ranges::find(m_visiting, inst);
 		if (cycle != m_visiting.end()) {
@@ -329,44 +309,40 @@ private:
 				return value->GetOpcode() == ValueOpcode::Phi;
 			});
 			if (contains_phi) {
-				return true;
+				return;
 			}
-			return Fail(use_pc, error,
-			            fmt::format("cyclic typed planning value {} without a phi",
-			                        ValueOpcodeName(inst->GetOpcode())));
+			Fail(use_pc, fmt::format("cyclic typed planning value {} without a phi",
+			                         ValueOpcodeName(inst->GetOpcode())));
 		}
 		if (std::ranges::find(m_visited, inst) != m_visited.end()) {
-			return true;
+			return;
 		}
 		m_visiting.push_back(inst);
 		for (size_t index = 0; index < inst->NumArgs(); index++) {
-			if (!Collect(inst->Arg(index), use_pc, error)) {
-				return false;
-			}
+			Collect(inst->Arg(index), use_pc);
 		}
 		m_visiting.pop_back();
 		m_visited.push_back(inst);
 		if (!IsRawRead(m_program, *inst)) {
-			return true;
+			return;
 		}
 		const auto offset = inst->Arg(1).Resolve();
 		if (!offset.IsImmediate() || offset.GetType() != Type::U32) {
-			if (std::ranges::find(m_program.dynamic_reads, value) == m_program.dynamic_reads.end()) {
+			if (std::ranges::find(m_program.dynamic_reads, value) ==
+			    m_program.dynamic_reads.end()) {
 				m_program.dynamic_reads.push_back(value);
 			}
-			return true;
+			return;
 		}
-		use_pc = inst->Flags<MemoryFlags>().pc;
 		for (uint32_t slot = 0; slot < m_program.srt_reads.size(); slot++) {
 			if (EquivalentValue(m_program, value, m_program.srt_reads[slot].value)) {
 				m_patches.push_back({inst, slot, false});
-				return true;
+				return;
 			}
 		}
 		const auto slot = static_cast<uint32_t>(m_program.srt_reads.size());
-		m_program.srt_reads.push_back({value, slot, use_pc});
+		m_program.srt_reads.push_back({value, slot});
 		m_patches.push_back({inst, slot, true});
-		return true;
 	}
 
 	void PatchReads() {
@@ -411,14 +387,12 @@ class Evaluator {
 public:
 	Evaluator(const Program& program, const SrtRuntime& runtime,
 	          std::span<const uint8_t> clean_flat_slots = {}, Evaluator* clean_evaluator = nullptr)
-	    : m_program(program), m_runtime(runtime),
-	      m_clean_flat_slots(clean_flat_slots), m_clean_evaluator(clean_evaluator) {}
+	    : m_program(program), m_runtime(runtime), m_clean_flat_slots(clean_flat_slots),
+	      m_clean_evaluator(clean_evaluator) {}
 
-	void SetUsePc(uint32_t pc) { m_use_pc = pc; }
-
-	bool Evaluate(Value value, uint32_t& result, std::string* error) {
+	bool Evaluate(Value value, uint32_t& result) {
 		uint64_t wide = 0;
-		if (!EvaluateWide(value, wide, error)) {
+		if (!EvaluateWide(value, wide)) {
 			return false;
 		}
 		result = static_cast<uint32_t>(wide);
@@ -426,11 +400,7 @@ public:
 	}
 
 private:
-	bool Fail(std::string* error, const std::string& message) const {
-		return ShaderError::Fail(error, Diagnostic(m_program, m_use_pc, message));
-	}
-
-	bool EvaluateWide(Value value, uint64_t& result, std::string* error) {
+	bool EvaluateWide(Value value, uint64_t& result) {
 		value = value.Resolve();
 		if (value.IsImmediate()) {
 			switch (value.GetType()) {
@@ -439,23 +409,23 @@ private:
 				case Type::U16: result = value.U16(); return true;
 				case Type::U32: result = value.U32(); return true;
 				case Type::U64: result = value.U64(); return true;
-				default: return Fail(error, "non-integer immediate in runtime expression");
+				default: return false;
 			}
 		}
 		auto* inst = value.TryInstruction();
 		if (inst == nullptr) {
-			return Fail(error, "invalid typed runtime value");
+			return false;
 		}
 		if (const auto found = m_cache.find(inst); found != m_cache.end()) {
 			result = found->second;
 			return true;
 		}
 		if (std::ranges::find(m_visiting, inst) != m_visiting.end()) {
-			return Fail(error, "cyclic typed runtime value");
+			return false;
 		}
 		m_visiting.push_back(inst);
 		uint64_t out = 0;
-		if (!EvaluateInst(*inst, out, error)) {
+		if (!EvaluateInst(*inst, out)) {
 			return false;
 		}
 		m_visiting.pop_back();
@@ -464,28 +434,27 @@ private:
 		return true;
 	}
 
-	bool Arg(const Inst& inst, size_t index, uint64_t& result, std::string* error) {
-		return EvaluateWide(inst.Arg(index), result, error);
+	bool Arg(const Inst& inst, size_t index, uint64_t& result) {
+		return EvaluateWide(inst.Arg(index), result);
 	}
 
-	bool EvaluatePhi(const Inst& inst, uint64_t& result, std::string* error) {
+	bool EvaluatePhi(const Inst& inst, uint64_t& result) {
 		const auto value = ResolveInvariantPhi(m_program, Value(const_cast<Inst*>(&inst)));
-		return !value.IsEmpty() ? EvaluateWide(value, result, error)
-		                        : Fail(error, "typed phi has runtime-dependent values");
+		return !value.IsEmpty() && EvaluateWide(value, result);
 	}
 
-	bool EvaluateExtract(const Inst& inst, uint64_t& result, std::string* error) {
+	bool EvaluateExtract(const Inst& inst, uint64_t& result) {
 		const auto index = inst.Arg(1).Resolve();
 		if (!index.IsImmediate() || index.GetType() != Type::U32) {
-			return Fail(error, "dynamic composite extract in runtime expression");
+			return false;
 		}
 		const auto component = index.U32();
 		if (component >= 2u) {
-			return Fail(error, "unsupported composite runtime source");
+			return false;
 		}
 		if (inst.GetOpcode() == ValueOpcode::CompositeExtractU64) {
 			uint64_t packed = 0;
-			if (!Arg(inst, 0, packed, error)) {
+			if (!Arg(inst, 0, packed)) {
 				return false;
 			}
 			result = static_cast<uint32_t>(packed >> (component * 32u));
@@ -493,15 +462,15 @@ private:
 		}
 		const auto* source = inst.Arg(0).ResolveInstruction();
 		if (source == nullptr) {
-			return Fail(error, "unsupported composite runtime source");
+			return false;
 		}
 		if (source->GetOpcode() == ValueOpcode::CompositeConstructU32x2) {
-			return EvaluateWide(source->Arg(component), result, error);
+			return EvaluateWide(source->Arg(component), result);
 		}
 		if (source->GetOpcode() == ValueOpcode::IAddCarry32) {
 			uint64_t lhs = 0;
 			uint64_t rhs = 0;
-			if (!Arg(*source, 0, lhs, error) || !Arg(*source, 1, rhs, error)) {
+			if (!Arg(*source, 0, lhs) || !Arg(*source, 1, rhs)) {
 				return false;
 			}
 			const auto sum =
@@ -510,24 +479,23 @@ private:
 			    component == 0u ? static_cast<uint32_t>(sum) : static_cast<uint32_t>(sum >> 32u);
 			return true;
 		}
-		return Fail(error, "unsupported composite runtime source");
+		return false;
 	}
 
-	bool EvaluateRawRead(const Inst& inst, uint64_t& result, std::string* error) {
+	bool EvaluateRawRead(const Inst& inst, uint64_t& result) {
 		const auto flags = inst.Flags<MemoryFlags>();
 		if (flags.index >= m_program.memory_info.size()) {
-			return Fail(error, "raw scalar read has invalid metadata");
+			return false;
 		}
 		const auto& mem    = m_program.memory_info[flags.index];
 		const auto* handle = inst.Arg(0).ResolveInstruction();
 		if (handle == nullptr) {
-			return Fail(error, "raw scalar read has no descriptor handle");
+			return false;
 		}
 		uint64_t low    = 0;
 		uint64_t high   = 0;
 		uint64_t offset = 0;
-		if (!Arg(*handle, 0, low, error) || !Arg(*handle, 1, high, error) ||
-		    !Arg(inst, 1, offset, error)) {
+		if (!Arg(*handle, 0, low) || !Arg(*handle, 1, high) || !Arg(inst, 1, offset)) {
 			return false;
 		}
 		const auto base      = ((high << 32u) | static_cast<uint32_t>(low)) & AddressMask;
@@ -536,12 +504,11 @@ private:
 		if (inst.GetOpcode() == ValueOpcode::ReadConstBuffer) {
 			uint64_t records = 0;
 			uint64_t word3   = 0;
-			if (handle->NumArgs() != 4u || !Arg(*handle, 2, records, error) ||
-			    !Arg(*handle, 3, word3, error)) {
-				return Fail(error, "constant-buffer descriptor has invalid width");
+			if (handle->NumArgs() != 4u || !Arg(*handle, 2, records) || !Arg(*handle, 3, word3)) {
+				return false;
 			}
 			if (immediate < 0) {
-				return Fail(error, "constant-buffer read has a negative immediate offset");
+				return false;
 			}
 			const auto byte_offset =
 			    static_cast<uint64_t>(immediate) + static_cast<uint32_t>(offset);
@@ -551,21 +518,20 @@ private:
 			                      ? static_cast<uint64_t>(static_cast<uint32_t>(records))
 			                      : static_cast<uint64_t>(stride) * static_cast<uint32_t>(records);
 			if (aligned > size || size - aligned < sizeof(uint32_t)) {
-				return Fail(
-				    error, fmt::format("constant-buffer offset {} exceeds size {}", aligned, size));
+				return false;
 			}
 			address = ((base & ~uint64_t {3}) + byte_offset) & ~uint64_t {3};
 		} else {
 			const auto relative = (immediate & ~int64_t {3}) +
 			                      static_cast<int64_t>(static_cast<uint32_t>(offset) & ~3u);
 			if (!AddSignedAddress(base & ~uint64_t {3}, relative, address)) {
-				return Fail(error, "raw scalar read is outside the 48-bit address space");
+				return false;
 			}
 		}
 		uint32_t word = 0;
 		if (m_runtime.read_memory != nullptr) {
 			if (!m_runtime.read_memory(m_runtime.userdata, address, &word)) {
-				return Fail(error, fmt::format("constant read failed at 0x{:016x}", address));
+				return false;
 			}
 		} else {
 			std::memcpy(&word, reinterpret_cast<const void*>(address), sizeof(word));
@@ -574,28 +540,28 @@ private:
 		return true;
 	}
 
-	bool EvaluateInst(const Inst& inst, uint64_t& result, std::string* error) {
+	bool EvaluateInst(const Inst& inst, uint64_t& result) {
 		uint64_t   a       = 0;
 		uint64_t   b       = 0;
 		uint64_t   c       = 0;
-		const auto binary  = [&]() { return Arg(inst, 0, a, error) && Arg(inst, 1, b, error); };
+		const auto binary  = [&]() { return Arg(inst, 0, a) && Arg(inst, 1, b); };
 		const auto ternary = [&]() {
-			return Arg(inst, 0, a, error) && Arg(inst, 1, b, error) && Arg(inst, 2, c, error);
+			return Arg(inst, 0, a) && Arg(inst, 1, b) && Arg(inst, 2, c);
 		};
 		switch (inst.GetOpcode()) {
 			case ValueOpcode::GetUserData: {
 				const auto reg = RegIndex(inst.Arg(0).ScalarRegister());
 				if (reg < m_program.user_data_base ||
 				    reg - m_program.user_data_base >= m_runtime.user_data.size()) {
-					return Fail(error, fmt::format("user SGPR {} is unavailable", reg));
+					return false;
 				}
 				result = m_runtime.user_data[reg - m_program.user_data_base];
 				return true;
 			}
 			case ValueOpcode::GetShaderBase: result = m_runtime.shader_base; return true;
-			case ValueOpcode::Phi: return EvaluatePhi(inst, result, error);
+			case ValueOpcode::Phi: return EvaluatePhi(inst, result);
 			case ValueOpcode::CompositeExtractU64:
-			case ValueOpcode::CompositeExtractU32x2: return EvaluateExtract(inst, result, error);
+			case ValueOpcode::CompositeExtractU32x2: return EvaluateExtract(inst, result);
 			case ValueOpcode::CompositeConstructU64:
 				if (!binary()) {
 					return false;
@@ -607,20 +573,19 @@ private:
 				const auto slot = inst.Arg(1).Resolve();
 				if (!slot.IsImmediate() || slot.GetType() != Type::U32 ||
 				    slot.U32() >= m_program.srt_reads.size()) {
-					return Fail(error, "invalid flattened SRT index");
+					return false;
 				}
 				if (slot.U32() < m_clean_flat_slots.size() &&
 				    m_clean_flat_slots[slot.U32()] != 0u && m_clean_evaluator != nullptr) {
-					m_clean_evaluator->SetUsePc(m_use_pc);
 					return m_clean_evaluator->EvaluateWide(m_program.srt_reads[slot.U32()].value,
-					                                       result, error);
+					                                       result);
 				}
-				return EvaluateWide(m_program.srt_reads[slot.U32()].value, result, error);
+				return EvaluateWide(m_program.srt_reads[slot.U32()].value, result);
 			}
 			case ValueOpcode::LoadAddressU32:
 			case ValueOpcode::ReadConstBuffer:
 				if (IsRawRead(m_program, inst)) {
-					return EvaluateRawRead(inst, result, error);
+					return EvaluateRawRead(inst, result);
 				}
 				break;
 			case ValueOpcode::IAdd32:
@@ -690,7 +655,7 @@ private:
 				}
 				return false;
 			case ValueOpcode::BitwiseNot32:
-				if (Arg(inst, 0, a, error)) {
+				if (Arg(inst, 0, a)) {
 					result = ~static_cast<uint32_t>(a);
 					return true;
 				}
@@ -737,7 +702,7 @@ private:
 					const auto offset = static_cast<uint32_t>(b);
 					const auto width  = static_cast<uint32_t>(c);
 					if (offset > 32u || width > 32u - offset) {
-						return Fail(error, "invalid unsigned bit-field range");
+						return false;
 					}
 					const auto mask = width == 32u  ? UINT32_MAX
 					                  : width == 0u ? 0u
@@ -751,7 +716,7 @@ private:
 					const auto offset = static_cast<uint32_t>(b);
 					const auto width  = static_cast<uint32_t>(c);
 					if (offset > 32u || width > 32u - offset) {
-						return Fail(error, "invalid signed bit-field range");
+						return false;
 					}
 					if (width == 0u) {
 						result = 0;
@@ -768,13 +733,13 @@ private:
 				return false;
 			case ValueOpcode::BitFieldInsert: {
 				uint64_t d = 0;
-				if (!ternary() || !Arg(inst, 3, d, error)) {
+				if (!ternary() || !Arg(inst, 3, d)) {
 					return false;
 				}
 				const auto offset = static_cast<uint32_t>(c);
 				const auto width  = static_cast<uint32_t>(d);
 				if (offset > 32u || width > 32u - offset) {
-					return Fail(error, "invalid inserted bit-field range");
+					return false;
 				}
 				if (width == 0u) {
 					result = static_cast<uint32_t>(a);
@@ -836,7 +801,7 @@ private:
 				}
 				return false;
 			case ValueOpcode::LogicalNot:
-				if (Arg(inst, 0, a, error)) {
+				if (Arg(inst, 0, a)) {
 					result = a == 0u;
 					return true;
 				}
@@ -845,18 +810,16 @@ private:
 			case ValueOpcode::UndefU8:
 			case ValueOpcode::UndefU16:
 			case ValueOpcode::UndefU32:
-			case ValueOpcode::UndefU64: return Fail(error, "undefined typed runtime value");
+			case ValueOpcode::UndefU64: return false;
 			default: break;
 		}
-		return Fail(error, fmt::format("unsupported typed runtime opcode {}",
-		                               ValueOpcodeName(inst.GetOpcode())));
+		return false;
 	}
 
 	const Program&                            m_program;
 	const SrtRuntime&                         m_runtime;
 	std::span<const uint8_t>                  m_clean_flat_slots;
 	Evaluator*                                m_clean_evaluator = nullptr;
-	uint32_t                                  m_use_pc          = 0;
 	std::unordered_map<const Inst*, uint64_t> m_cache;
 	std::vector<const Inst*>                  m_visiting;
 };
@@ -872,18 +835,12 @@ bool EvaluateRuntimeSourcesImpl(const Program&                           program
                                 std::span<const DescriptorSourceRequest> requests,
                                 const SrtRuntime& runtime, std::vector<DescriptorValue>& results,
                                 std::vector<uint32_t>& flat, bool evaluate_flat,
-                                std::span<const uint8_t> clean_flat_slots, std::string* error) {
+                                std::span<const uint8_t> clean_flat_slots) {
 	if (!program.srt_plan_complete) {
-		if (error != nullptr) {
-			*error = Diagnostic(program, 0, "typed SRT plan is not ready");
-		}
 		return false;
 	}
 	if (std::ranges::any_of(clean_flat_slots, [](uint8_t clean) { return clean != 0u; }) &&
 	    runtime.read_specialization_memory == nullptr) {
-		if (error != nullptr) {
-			*error = Diagnostic(program, 0, "clean flattened SRT read has no memory reader");
-		}
 		return false;
 	}
 	SrtRuntime clean_runtime  = runtime;
@@ -895,17 +852,12 @@ bool EvaluateRuntimeSourcesImpl(const Program&                           program
 	for (const auto& request: requests) {
 		const auto* source = Source(program, request.source);
 		if (source == nullptr) {
-			if (error != nullptr) {
-				*error = Diagnostic(program, request.use_pc,
-				                    fmt::format("invalid descriptor source {}", request.source));
-			}
 			return false;
 		}
-		evaluator.SetUsePc(request.use_pc);
 		DescriptorValue value;
 		value.dword_count = source->dword_count;
 		for (uint32_t index = 0; index < source->dword_count; index++) {
-			if (!evaluator.Evaluate(source->dwords[index], value.dwords[index], error)) {
+			if (!evaluator.Evaluate(source->dwords[index], value.dwords[index])) {
 				return false;
 			}
 		}
@@ -918,9 +870,8 @@ bool EvaluateRuntimeSourcesImpl(const Program&                           program
 			const bool clean    = read.flat_offset < clean_flat_slots.size() &&
 			                      clean_flat_slots[read.flat_offset] != 0u;
 			auto&      selected = clean ? clean_evaluator : evaluator;
-			selected.SetUsePc(read.use_pc);
 			if (read.flat_offset >= flattened.size() ||
-			    !selected.Evaluate(read.value, flattened[read.flat_offset], error)) {
+			    !selected.Evaluate(read.value, flattened[read.flat_offset])) {
 				return false;
 			}
 		}
@@ -934,31 +885,24 @@ bool EvaluateRuntimeSourcesImpl(const Program&                           program
 
 } // namespace
 
-bool ValidateRuntimeValue(const Program& program, Value value, std::string& reason) {
-	return RuntimeValidator(program).Run(value, reason);
+bool ValidateRuntimeValue(const Program& program, Value value) {
+	return RuntimeValidator(program).Run(value);
 }
 
-bool BuildSrtPlan(Program& program, std::string* error) {
+void BuildSrtPlan(Program& program) {
 	if (program.resource_tracking_complete) {
-		if (error != nullptr) {
-			*error = "cannot rebuild SRT after resource tracking";
-		}
-		return false;
+		EXIT("shader SRT planning failed: cannot rebuild SRT after resource tracking");
 	}
 	program.srt_plan_complete = false;
-	if (!PlanBuilder(program).Run(error)) {
-		return false;
-	}
+	PlanBuilder(program).Run();
 	program.srt_plan_complete = true;
-	return true;
 }
 
-bool EvaluateDescriptorSource(const Program& program, uint32_t source, uint32_t use_pc,
-                              const SrtRuntime& runtime, DescriptorValue& result,
-                              std::string* error) {
-	const DescriptorSourceRequest request {source, use_pc};
+bool EvaluateDescriptorSource(const Program& program, uint32_t source, const SrtRuntime& runtime,
+                              DescriptorValue& result) {
+	const DescriptorSourceRequest request {source};
 	std::vector<DescriptorValue>  results;
-	if (!EvaluateDescriptorSources(program, std::span {&request, 1}, runtime, results, error)) {
+	if (!EvaluateDescriptorSources(program, std::span {&request, 1}, runtime, results)) {
 		return false;
 	}
 	result = results.front();
@@ -967,26 +911,23 @@ bool EvaluateDescriptorSource(const Program& program, uint32_t source, uint32_t
 
 bool EvaluateDescriptorSources(const Program&                           program,
                                std::span<const DescriptorSourceRequest> requests,
-                               const SrtRuntime& runtime, std::vector<DescriptorValue>& results,
-                               std::string* error) {
+                               const SrtRuntime& runtime, std::vector<DescriptorValue>& results) {
 	std::vector<uint32_t> ignored;
-	return EvaluateRuntimeSourcesImpl(program, requests, runtime, results, ignored, false, {},
-	                                  error);
+	return EvaluateRuntimeSourcesImpl(program, requests, runtime, results, ignored, false, {});
 }
 
 bool EvaluateRuntimeSources(const Program&                           program,
                             std::span<const DescriptorSourceRequest> requests,
                             const SrtRuntime& runtime, std::vector<DescriptorValue>& results,
-                            std::vector<uint32_t>& flat, std::span<const uint8_t> clean_flat_slots,
-                            std::string* error) {
+                            std::vector<uint32_t>&   flat,
+                            std::span<const uint8_t> clean_flat_slots) {
 	return EvaluateRuntimeSourcesImpl(program, requests, runtime, results, flat, true,
-	                                  clean_flat_slots, error);
+	                                  clean_flat_slots);
 }
 
-bool WalkSrt(const Program& program, const SrtRuntime& runtime, std::vector<uint32_t>& flat,
-             std::string* error) {
+bool WalkSrt(const Program& program, const SrtRuntime& runtime, std::vector<uint32_t>& flat) {
 	std::vector<DescriptorValue> ignored;
-	return EvaluateRuntimeSources(program, {}, runtime, ignored, flat, {}, error);
+	return EvaluateRuntimeSources(program, {}, runtime, ignored, flat, {});
 }
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR

src/graphics/shader/recompiler/ir/passes/SrtWalker.h

@@ -13,43 +13,38 @@ using SrtMemoryReader = bool (*)(void* userdata, uint64_t address, uint32_t* val
 
 struct SrtRuntime {
 	std::span<const uint32_t> user_data;
-	uint64_t                  shader_base = 0;
-	SrtMemoryReader           read_memory = nullptr;
-	void*                     userdata    = nullptr;
+	uint64_t                  shader_base                = 0;
+	SrtMemoryReader           read_memory                = nullptr;
+	void*                     userdata                   = nullptr;
 	SrtMemoryReader           read_specialization_memory = nullptr;
 };
 
 struct DescriptorSourceRequest {
 	uint32_t source = 0;
-	uint32_t use_pc = 0;
 };
 
 // Collects reachable ReadConst values. Immediate offsets receive compact flat-buffer slots;
 // dynamic offsets remain explicit and are never assigned a fake slot.
-bool BuildSrtPlan(Program& program, std::string* error);
-bool ValidateRuntimeValue(const Program& program, Value value, std::string& reason);
+void BuildSrtPlan(Program& program);
+bool ValidateRuntimeValue(const Program& program, Value value);
 
-bool EvaluateDescriptorSource(const Program& program, uint32_t source, uint32_t use_pc,
-                              const SrtRuntime& runtime, DescriptorValue& result,
-                              std::string* error);
+bool EvaluateDescriptorSource(const Program& program, uint32_t source, const SrtRuntime& runtime,
+                              DescriptorValue& result);
 
 // Evaluates one runtime snapshot transactionally. Scalar values and ReadConst results shared by
 // several descriptors are memoized once across the batch.
 bool EvaluateDescriptorSources(const Program&                           program,
                                std::span<const DescriptorSourceRequest> requests,
-                               const SrtRuntime& runtime, std::vector<DescriptorValue>& results,
-                               std::string* error);
+                               const SrtRuntime& runtime, std::vector<DescriptorValue>& results);
 
 // Evaluates descriptor sources and the flattened immediate SRT with one memoized scalar walk.
 // On failure neither destination is changed.
 bool EvaluateRuntimeSources(const Program&                           program,
                             std::span<const DescriptorSourceRequest> requests,
                             const SrtRuntime& runtime, std::vector<DescriptorValue>& results,
-                            std::vector<uint32_t>& flat, std::span<const uint8_t> clean_flat_slots,
-                            std::string* error);
+                            std::vector<uint32_t>& flat, std::span<const uint8_t> clean_flat_slots);
 
-bool WalkSrt(const Program& program, const SrtRuntime& runtime, std::vector<uint32_t>& flat,
-             std::string* error);
+bool WalkSrt(const Program& program, const SrtRuntime& runtime, std::vector<uint32_t>& flat);
 
 } // namespace Libs::Graphics::ShaderRecompiler::IR
 

src/graphics/shader/shader.cpp

@@ -173,6 +173,11 @@ static const ShaderBinaryInfo* GetBinaryInfo(const uint32_t* code) {
 	return nullptr;
 }
 
+static uint64_t GetDeclaredShaderHash(uint64_t shader_addr) {
+	const auto* header = GetBinaryInfo(reinterpret_cast<const uint32_t*>(shader_addr));
+	return header != nullptr ? (static_cast<uint64_t>(header->hash1) << 32u) | header->hash0 : 0;
+}
+
 static ShaderParams GetShaderParams(uint64_t shader_addr, const char* label, uint64_t declared_hash,
 	                                std::span<const uint32_t> user_data,
 	                                const ShaderMappedData& data) {
@@ -210,7 +215,6 @@ static void vs_check(const HW::VertexShaderInfo& vs, const HW::ShaderRegisters&
 	};
 	const bool ps5_ngg_passthrough_triangle_path =
 	    vs.es_regs.data_addr != 0 && vs.gs_regs.data_addr == vs.es_regs.data_addr &&
-	    vs.gs_regs.chksum != 0 &&
 	    sh.m_geNggSubgrpCntl == 0x00000001 && sh.m_vgtGsMaxVertOut == 0x00000003 &&
 	    sh.m_vgtGsOutPrimType == 0x00000002 && sh.m_geMaxOutputPerSubgroup <= 0x000000c0;
 
@@ -275,7 +279,6 @@ static void ps_check(const HW::PsStageRegisters& ps, const HW::ShaderRegisters&
 	// EXIT_NOT_IMPLEMENTED(ps.m_spiShaderPgmRsrc1Ps != 0x002c0000);
 	// EXIT_NOT_IMPLEMENTED(ps.m_spiShaderPgmRsrc2Ps != 0x00000000);
 	// EXIT_NOT_IMPLEMENTED(ps.vgprs != 0x00 && ps.vgprs != 0x01);
-	// EXIT_NOT_IMPLEMENTED(ps.sgprs != 0x00 && ps.sgprs != 0x01);
 	EXIT_NOT_IMPLEMENTED(ps.rsrc1.priority != 0);
 	EXIT_NOT_IMPLEMENTED(ps.rsrc1.float_mode != 192);
 	EXIT_NOT_IMPLEMENTED(ps.rsrc1.dx10_clamp != true);
@@ -365,8 +368,10 @@ static void cs_check(const HW::CsStageRegisters& cs, const HW::ShaderRegisters&
 	// EXIT_NOT_IMPLEMENTED(cs.num_thread_y != 0x00000001);
 	// EXIT_NOT_IMPLEMENTED(cs.num_thread_z != 0x00000001);
 	// EXIT_NOT_IMPLEMENTED(cs.vgprs != 0x00 && cs.vgprs != 0x01);
-	// EXIT_NOT_IMPLEMENTED(cs.sgprs != 0x01 && cs.sgprs != 0x02);
-	EXIT_NOT_IMPLEMENTED(cs.bulky != 0x00);
+	EXIT_NOT_IMPLEMENTED(cs.priority != 0x00);
+	EXIT_NOT_IMPLEMENTED(cs.debug_mode != false);
+	EXIT_NOT_IMPLEMENTED(cs.require_forward_progress != false);
+	EXIT_NOT_IMPLEMENTED(cs.shared_vgprs != 0x00);
 	EXIT_NOT_IMPLEMENTED(cs.scratch_en != 0x00);
 	// EXIT_NOT_IMPLEMENTED(cs.user_sgpr != 0x0c);
 	if (cs.tgid_x_en == 0x00) {
@@ -689,7 +694,7 @@ static bool ShaderGetStaticInputInfoVS(const HW::VertexShaderInfo& regs,
 	info.export_count      = static_cast<int>(sh.GetExportCount());
 	info.pa_cl_vs_out_cntl = sh.m_paClVsOutCntl;
 
-	EXIT_NOT_IMPLEMENTED(regs.es_regs.data_addr == 0 || regs.gs_regs.chksum == 0);
+	EXIT_NOT_IMPLEMENTED(regs.es_regs.data_addr == 0);
 
 	uint64_t                shader_addr   = regs.es_regs.data_addr;
 	const HW::UserSgprInfo& user_sgpr     = regs.gs_user_sgpr;
@@ -698,8 +703,8 @@ static bool ShaderGetStaticInputInfoVS(const HW::VertexShaderInfo& regs,
 
 	if (data.user_data == nullptr) {
 		LOGF("ShaderGetInputInfoVS(): no AGC user data for shader=0x%016" PRIx64 " es=0x%016" PRIx64
-		     " gs=0x%016" PRIx64 " chksum=0x%016" PRIx64 " user_sgpr_num=%u\n",
-		     shader_addr, regs.es_regs.data_addr, regs.gs_regs.data_addr, regs.gs_regs.chksum,
+		     " gs=0x%016" PRIx64 " user_sgpr_num=%u\n",
+		     shader_addr, regs.es_regs.data_addr, regs.gs_regs.data_addr,
 		     static_cast<uint32_t>(user_sgpr_num));
 	}
 	ShaderVertexMetadata metadata;
@@ -841,23 +846,22 @@ static void ApplyPixelOutputs(ShaderPixelInputInfo&                info,
 	}
 }
 
-static bool LogPermutationMismatch(const ShaderRecompiler::IR::Program& program,
-                                   const char* stage, const std::string& error) {
+static bool LogPermutationMismatch(const ShaderRecompiler::IR::Program* program,
+                                   const char* stage) {
 	static std::atomic<uint32_t> log_count {0};
 	if (Config::GraphicsDebugDumpEnabled() &&
 	    log_count.fetch_add(1, std::memory_order_relaxed) < 64) {
-		LOGF("ShaderProgramCache native runtime mismatch %s shader=0x%016" PRIx64 ": %s\n",
-		     stage, program.shader_hash, error.c_str());
+		LOGF("ShaderProgramCache native runtime mismatch %s shader=0x%016" PRIx64 "\n",
+		     stage, program != nullptr ? program->shader_hash : 0);
 	}
 	return false;
 }
 
 bool MaterializeProgram(const std::shared_ptr<const ShaderRecompiler::IR::Program>& program,
                         const ShaderParams& params, ShaderVertexInputInfo& info) {
-	std::string error;
-	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage, &error,
+	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage,
 	                                   ReadShaderGuestMemory)) {
-		return LogPermutationMismatch(*program, "VS", error);
+		return LogPermutationMismatch(program.get(), "VS");
 	}
 	ApplyVertexOutputs(info, *program);
 	return true;
@@ -865,10 +869,9 @@ bool MaterializeProgram(const std::shared_ptr<const ShaderRecompiler::IR::Progra
 
 bool MaterializeProgram(const std::shared_ptr<const ShaderRecompiler::IR::Program>& program,
                         const ShaderParams& params, ShaderPixelInputInfo& info) {
-	std::string error;
-	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage, &error,
+	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage,
 	                                   ReadShaderGuestMemory)) {
-		return LogPermutationMismatch(*program, "PS", error);
+		return LogPermutationMismatch(program.get(), "PS");
 	}
 	ApplyPixelOutputs(info, *program);
 	return true;
@@ -876,10 +879,9 @@ bool MaterializeProgram(const std::shared_ptr<const ShaderRecompiler::IR::Progra
 
 bool MaterializeProgram(const std::shared_ptr<const ShaderRecompiler::IR::Program>& program,
                         const ShaderParams& params, ShaderComputeInputInfo& info) {
-	std::string error;
-	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage, &error,
+	if (!ShaderMaterializeStageRuntime(program, params.user_data, params.Base(), info.stage,
 	                                   ReadShaderGuestMemory)) {
-		return LogPermutationMismatch(*program, "CS", error);
+		return LogPermutationMismatch(program.get(), "CS");
 	}
 	return true;
 }
@@ -982,7 +984,7 @@ ShaderParams PrepareProgram(const HW::VertexShaderInfo& regs, const HW::ShaderRe
 		EXIT("failed to prepare vertex shader program\n");
 	}
 	return GetShaderParams(
-	    regs.es_regs.data_addr, "ShaderRecompiler VS", regs.gs_regs.chksum,
+	    regs.es_regs.data_addr, "ShaderRecompiler VS", GetDeclaredShaderHash(regs.es_regs.data_addr),
 	    std::span<const uint32_t>(regs.gs_user_sgpr.value, regs.gs_regs.rsrc2.user_sgpr), data);
 }
 
@@ -994,7 +996,7 @@ ShaderParams PrepareProgram(
 	const auto data = ShaderGetMappedData(regs.ps_regs.data_addr, "ShaderGetInputInfoPS():");
 	ShaderGetStaticInputInfoPS(regs, sh, vs_info, target_export_mapping, data, ps_info);
 	return GetShaderParams(
-	    regs.ps_regs.data_addr, "ShaderRecompiler PS", regs.ps_regs.chksum,
+	    regs.ps_regs.data_addr, "ShaderRecompiler PS", GetDeclaredShaderHash(regs.ps_regs.data_addr),
 	    std::span<const uint32_t>(regs.ps_user_sgpr.value, regs.ps_regs.rsrc2.user_sgpr), data);
 }
 
@@ -1002,11 +1004,8 @@ ShaderParams PrepareProgram(const HW::ComputeShaderInfo& regs, const HW::ShaderR
                             ShaderComputeInputInfo& info) {
 	const auto data = ShaderGetMappedData(regs.cs_regs.data_addr, "ShaderGetInputInfoCS():");
 	ShaderGetStaticInputInfoCS(regs, sh, data, info);
-	const auto* header = GetBinaryInfo(reinterpret_cast<const uint32_t*>(regs.cs_regs.data_addr));
-	const auto declared_hash =
-	    header != nullptr ? (static_cast<uint64_t>(header->hash1) << 32u) | header->hash0 : 0;
 	return GetShaderParams(
-	    regs.cs_regs.data_addr, "ShaderRecompiler CS", declared_hash,
+	    regs.cs_regs.data_addr, "ShaderRecompiler CS", GetDeclaredShaderHash(regs.cs_regs.data_addr),
 	    std::span<const uint32_t>(regs.cs_user_sgpr.value, regs.cs_regs.user_sgpr), data);
 }
 
@@ -1237,9 +1236,7 @@ static ShaderRecompiler::CompileOptions MakeCompileOptions(const ShaderParams& p
 	ShaderRecompiler::CompileOptions options;
 	options.stage                      = stage;
 	options.shader_hash                = params.hash;
-	options.shader_base                = params.Base();
-	options.user_data_count            = static_cast<uint32_t>(params.user_data.size());
-	options.user_data                  = params.user_data.data();
+	options.user_data                  = params.user_data;
 	options.read_specialization_memory = ReadShaderGuestMemory;
 	options.dump_ir                    = ShaderRecompilerTextDumpEnabled();
 	options.early_dump                 = options.dump_ir;
@@ -1252,11 +1249,7 @@ static vk::ShaderModule CompileModule(vk::Device device, const ShaderParams& par
                                       ShaderStageRuntime& stage) {
 	const auto* stage_name = ShaderStageName(options.stage);
 	const auto* label      = ShaderStageLabel(options.stage);
-	ShaderRecompiler::CompileResult result;
-	std::string                     error;
-	if (!ShaderRecompiler::TryRecompile(params.code, options, result, &error)) {
-		ExitShaderRecompilerFailure(label, options.shader_hash, error.c_str());
-	}
+	auto result = ShaderRecompiler::Recompile(params.code, options);
 
 	DumpShaderRecompilerOriginal(stage_name, options.shader_hash, params.code, result.decoded_dump);
 	if (!SpirvValidateBinary(label, options.shader_hash, result.spirv)) {

src/graphics/shader/shader.h

@@ -57,7 +57,7 @@ using ShaderSpecializationMemoryReader = bool (*)(void* userdata, uint64_t addre
 bool ShaderMaterializeStageRuntime(
     std::shared_ptr<const ShaderRecompiler::IR::Program> program,
     std::span<const uint32_t> user_data, uint64_t shader_base, ShaderStageRuntime& stage,
-    std::string* error, ShaderSpecializationMemoryReader read_specialization_memory = nullptr,
+    ShaderSpecializationMemoryReader read_specialization_memory = nullptr,
     void* read_memory_data = nullptr);
 
 constexpr uint32_t DstSel(uint32_t x, uint32_t y = 0, uint32_t z = 0, uint32_t w = 0) {

src/graphics/shader/shaderStageRuntime.cpp

@@ -7,13 +7,10 @@ namespace Libs::Graphics {
 
 bool ShaderMaterializeStageRuntime(std::shared_ptr<const ShaderRecompiler::IR::Program> program,
                                    std::span<const uint32_t> user_data, uint64_t shader_base,
-                                   ShaderStageRuntime& stage, std::string* error,
+                                   ShaderStageRuntime& stage,
                                    ShaderSpecializationMemoryReader read_specialization_memory,
                                    void*                            read_memory_data) {
 	if (program == nullptr) {
-		if (error != nullptr) {
-			*error = "missing native shader plan";
-		}
 		return false;
 	}
 	ShaderRecompiler::IR::SrtRuntime runtime;
@@ -22,8 +19,8 @@ bool ShaderMaterializeStageRuntime(std::shared_ptr<const ShaderRecompiler::IR::P
 	runtime.read_specialization_memory = read_specialization_memory;
 	runtime.userdata                   = read_memory_data;
 	ShaderRecompiler::IR::ResourceSnapshot snapshot;
-	if (!ShaderRecompiler::IR::MaterializeResources(*program, runtime, snapshot, error) ||
-	    !ShaderRecompiler::IR::ValidateResourceSpecialization(*program, snapshot, error)) {
+	if (!ShaderRecompiler::IR::MaterializeResources(*program, runtime, snapshot) ||
+	    !ShaderRecompiler::IR::ValidateResourceSpecialization(*program, snapshot)) {
 		return false;
 	}
 	auto resources =

src/launcher/src/inputMappingDialog.cpp

@@ -51,7 +51,8 @@ constexpr PadControl PAD_CONTROLS[] = {
     {"L3", "L3", "Left Shift"},
     {"R3", "R3", "Left Ctrl"},
     {"Options", "Options", "Return"},
-    {"TouchPad", "Touch pad", "Backspace"},
+    {"TouchPad", "Touch pad left (SELECT)", "Backspace"},
+    {"TouchPadRight", "Touch pad right (START)", "Tab"},
 };
 
 QString KeypadName(int key) {

src/libs/agc.cpp

@@ -145,7 +145,6 @@ struct RegisterDefaultsStorage {
 
 static constexpr uint32_t GRAPHICS_REGISTER_DEFAULTS_MAX_VERSION      = 13;
 static constexpr uint32_t GRAPHICS_REGISTER_DEFAULTS_FALLBACK_VERSION = 13;
-static constexpr uint32_t GRAPHICS_INIT_NO_FEATURE_STATE              = 0;
 
 static std::mutex g_register_defaults_mutex;
 
@@ -336,20 +335,12 @@ int KYTY_SYSV_ABI AgcInit(uint32_t* state, uint32_t ver) {
 	     "\t ver   = %u\n",
 	     reinterpret_cast<uint64_t>(state), ver);
 
-	if (state == nullptr) {
-		LOGF_COLOR(Log::Color::Red, "\t state is null\n");
-		return OK;
-	}
-
 	if (ver > GRAPHICS_REGISTER_DEFAULTS_MAX_VERSION) {
 		LOGF_COLOR(Log::Color::Red, "\t unsupported version %u\n", ver);
 	}
 
 	printf("version = %u\n", ver);
 
-	state[0] = ver;
-	state[1] = GRAPHICS_INIT_NO_FEATURE_STATE;
-
 	return OK;
 }
 
@@ -903,8 +894,12 @@ static bool is_native_reg_indirect_packet(const uint32_t* cmd, RegIndirectPacket
 	return ((cmd[0] >> 8u) & 0xffu) == reg_indirect_native_op(type);
 }
 
+static constexpr bool is_trinity_mode() {
+	return false;
+}
+
 static uint32_t reg_indirect_pm4_r(RegIndirectPacket type) {
-	return (type == RegIndirectPacket::Uc && AgcGetIsTrinityMode() != 0 ? 1u : 0u);
+	return (type == RegIndirectPacket::Uc && is_trinity_mode() ? 1u : 0u);
 }
 
 static void reg_indirect_write_packet(uint32_t* cmd, uint64_t vaddr, uint32_t num_regs,
@@ -1225,7 +1220,7 @@ int KYTY_SYSV_ABI AgcGetGsOversubscription(ShaderRegister* regs, const Shader* g
 	constexpr uint32_t FULL_PC_OVERSUBSCRIPTION = 0x7ffu;
 	constexpr uint32_t FULL_SH_OVERSUBSCRIPTION = 0x007f0000u;
 
-	regs[0] = {Pm4::GE_PC_ALLOC, 0u};
+	regs[0] = {Pm4::UC_PARAMETER_OVERSUBSCRIPTION, 0u};
 	regs[1] = {Pm4::SPI_SHADER_PGM_RSRC4_GS, 0u};
 
 	if (budget == 0u) {
@@ -1574,15 +1569,6 @@ int KYTY_SYSV_ABI AgcWriteDataPatchSetAddressOrOffset(uint32_t* cmd, uint64_t ad
 	return GRAPHICS5_ERROR_INVALID_PACKET;
 }
 
-int KYTY_SYSV_ABI AgcUnknownJumpPatchSetTarget(uint32_t* cmd, const volatile uint32_t* target,
-                                               uint32_t size_in_dwords) {
-	PRINT_NAME();
-
-	LOGF("Calling unknown stub");
-
-	return AgcJumpPatchSetTarget(cmd, target, size_in_dwords);
-}
-
 int KYTY_SYSV_ABI AgcJumpPatchSetTarget(uint32_t* cmd, const volatile uint32_t* target,
                                         uint32_t size_in_dwords) {
 	PRINT_NAME();
@@ -1690,9 +1676,8 @@ uint64_t KYTY_SYSV_ABI AgcDcbContextStateOpGetSize(uint32_t operation) {
 	return static_cast<uint64_t>(context_state_op_size_dw(operation)) * sizeof(uint32_t);
 }
 
-uint64_t KYTY_SYSV_ABI AgcGetIsTrinityMode() {
-	// PS5 Pro?
-	return 0;
+void KYTY_SYSV_ABI AgcGetIsTrinityMode(uint8_t* result) {
+	*result = is_trinity_mode();
 }
 
 static constexpr int      GRAPHICS5_DRIVER_ERROR_INVALID_VALUE    = static_cast<int>(0x8a6c0033u);

src/libs/agc.h

@@ -71,14 +71,12 @@ int KYTY_SYSV_ABI AgcCreateInterpolantMapping2(ShaderRegister* regs, const Shade
 int KYTY_SYSV_ABI AgcGetDataPacketPayloadAddress(uint32_t** addr, uint32_t* cmd, int type);
 int KYTY_SYSV_ABI AgcGetDataPacketPayloadRange(MemoryRange* range, uint32_t* cmd, int type);
 int KYTY_SYSV_ABI AgcWriteDataPatchSetAddressOrOffset(uint32_t* cmd, uint64_t address_or_offset);
-int KYTY_SYSV_ABI AgcUnknownJumpPatchSetTarget(uint32_t* cmd, const volatile uint32_t* target,
-                                               uint32_t size_in_dwords);
 int KYTY_SYSV_ABI AgcJumpPatchSetTarget(uint32_t* cmd, const volatile uint32_t* target,
                                         uint32_t size_in_dwords);
 int KYTY_SYSV_ABI AgcSuspendPoint();
 uint32_t* KYTY_SYSV_ABI AgcDcbContextStateOp(CommandBuffer* buf, uint32_t operation);
 uint64_t KYTY_SYSV_ABI  AgcDcbContextStateOpGetSize(uint32_t operation);
-uint64_t KYTY_SYSV_ABI  AgcGetIsTrinityMode();
+void KYTY_SYSV_ABI      AgcGetIsTrinityMode(uint8_t* result);
 
 uint32_t KYTY_SYSV_ABI AgcDriverGetDefaultOwner();
 uint32_t KYTY_SYSV_ABI AgcDriverGetResourceRegistrationMaxNameLength();

src/libs/controller.cpp

@@ -45,15 +45,22 @@ struct PadVibrationParam {
 };
 
 struct ControllerState {
+	struct Touch {
+		uint8_t  id   = 0;
+		bool     down = false;
+		uint16_t x    = 0;
+		uint16_t y    = 0;
+	};
+
 	uint64_t time                                  = 0;
 	uint32_t buttons                               = 0;
 	int      axes[static_cast<int>(Axis::AxisMax)] = {128, 128, 128, 128, 0, 0};
+	Touch    touch[2];
 };
 
 class GameController {
 public:
-	GameController()          = default;
-	virtual ~GameController() = default;
+	GameController() = default;
 
 	KYTY_CLASS_NO_COPY(GameController);
 
@@ -62,6 +69,7 @@ public:
 	void Button(int id, uint32_t button, bool down);
 	void Axis(int id, Axis axis, int value);
 	void RightStick(int id, int x, int y);
+	void TouchPad(int id, int finger, bool down, float x, float y);
 	void ResetInputState();
 	void GetConnectionInfo(bool* flag, int* count);
 	void SetVibration(uint8_t large_motor, uint8_t small_motor);
@@ -71,51 +79,49 @@ public:
 private:
 	static constexpr uint32_t STATES_MAX = 64;
 
-	struct StatePrivate {
-		bool obtained = false;
-	};
-
-	void                          CheckActive();
-	[[nodiscard]] ControllerState GetLastState() const;
-	void                          AddState(const ControllerState& state);
+	void CheckActive();
+	void AddState();
 
 	Common::Mutex    m_mutex;
 	std::vector<int> m_connected_ids;
 	int              m_active_id       = -1;
 	bool             m_connected       = false;
 	int              m_connected_count = 0;
+	ControllerState  m_state;
 	ControllerState  m_states[STATES_MAX];
-	StatePrivate     m_private[STATES_MAX];
-	ControllerState  m_last_state;
-	uint32_t         m_states_num  = 0;
-	uint32_t         m_first_state = 0;
+	bool             m_obtained[STATES_MAX] {};
+	uint32_t         m_states_num    = 0;
+	uint32_t         m_first_state   = 0;
+	uint8_t          m_next_touch_id = 1;
 };
 
 static GameController* g_controller = nullptr;
 
-static uint8_t pad_connected_count_to_u8(int connected_count) {
-	return static_cast<uint8_t>(connected_count > 255 ? 255 : connected_count);
-}
-
 static void pad_fill_data(PadData* data, const ControllerState& state, bool connected,
                           int connected_count) {
 	EXIT_IF(data == nullptr);
 
 	std::memset(data, 0, sizeof(*data));
 
-	data->buttons                = state.buttons;
-	data->left_stick_x           = state.axes[static_cast<int>(Axis::LeftX)];
-	data->left_stick_y           = state.axes[static_cast<int>(Axis::LeftY)];
-	data->right_stick_x          = state.axes[static_cast<int>(Axis::RightX)];
-	data->right_stick_y          = state.axes[static_cast<int>(Axis::RightY)];
-	data->analog_buttons_l2      = state.axes[static_cast<int>(Axis::TriggerLeft)];
-	data->analog_buttons_r2      = state.axes[static_cast<int>(Axis::TriggerRight)];
-	data->orientation_w          = 1.0f;
-	data->touch_data_touch0_id   = 1;
-	data->touch_data_touch1_id   = 2;
+	data->buttons           = state.buttons;
+	data->left_stick_x      = state.axes[static_cast<int>(Axis::LeftX)];
+	data->left_stick_y      = state.axes[static_cast<int>(Axis::LeftY)];
+	data->right_stick_x     = state.axes[static_cast<int>(Axis::RightX)];
+	data->right_stick_y     = state.axes[static_cast<int>(Axis::RightY)];
+	data->analog_buttons_l2 = state.axes[static_cast<int>(Axis::TriggerLeft)];
+	data->analog_buttons_r2 = state.axes[static_cast<int>(Axis::TriggerRight)];
+	data->orientation_w     = 1.0f;
+	for (const auto& touch: state.touch) {
+		if (touch.down) {
+			auto& output = data->touch_data.touch[data->touch_data.touch_num++];
+			output.x     = touch.x;
+			output.y     = touch.y;
+			output.id    = touch.id;
+		}
+	}
 	data->connected              = connected;
 	data->timestamp              = state.time;
-	data->connected_count        = pad_connected_count_to_u8(connected_count);
+	data->connected_count        = static_cast<uint8_t>(std::min(connected_count, 255));
 	data->device_unique_data_len = 0;
 }
 
@@ -155,7 +161,6 @@ void GameController::Disconnect(int id) {
 }
 
 void GameController::CheckActive() {
-	bool reset         = false;
 	int  new_active_id = -1;
 	bool new_connected = false;
 
@@ -170,46 +175,29 @@ void GameController::CheckActive() {
 		new_connected = true;
 	}
 
-	const bool was_connected = m_connected;
-
-	if (m_connected != new_connected || m_active_id != new_active_id) {
-		m_active_id = new_active_id;
-		m_connected = new_connected;
-		if (!was_connected && new_connected) {
-			m_connected_count++;
-		}
-		reset = true;
+	if (m_connected == new_connected && m_active_id == new_active_id) {
+		return;
 	}
-
-	if (reset) {
-		m_states_num = 0;
-		m_last_state = ControllerState();
+	if (!m_connected && new_connected) {
+		m_connected_count++;
 	}
+	m_active_id     = new_active_id;
+	m_connected     = new_connected;
+	m_state         = {};
+	m_states_num    = 0;
+	m_first_state   = 0;
+	m_next_touch_id = 1;
 }
 
-ControllerState GameController::GetLastState() const {
-	if (m_states_num == 0) {
-		return m_last_state;
-	}
-
-	auto last = (m_first_state + m_states_num - 1) % STATES_MAX;
-
-	return m_states[last];
-}
-
-void GameController::AddState(const ControllerState& state) {
+void GameController::AddState() {
 	if (m_states_num >= STATES_MAX) {
 		m_states_num  = STATES_MAX - 1;
 		m_first_state = (m_first_state + 1) % STATES_MAX;
 	}
 
-	auto index = (m_first_state + m_states_num) % STATES_MAX;
-
-	m_states[index] = state;
-	m_last_state    = state;
-
-	m_private[index].obtained = false;
-
+	const auto index  = (m_first_state + m_states_num) % STATES_MAX;
+	m_states[index]   = m_state;
+	m_obtained[index] = false;
 	m_states_num++;
 }
 
@@ -218,17 +206,11 @@ void GameController::Button(int id, uint32_t button, bool down) {
 
 	// The keyboard shares the player-1 pad with the active gamepad.
 	if (m_active_id == id || id == HOST_INPUT_CONTROLLER_ID) {
-		auto state = GetLastState();
+		m_state.time = LibKernel::KernelGetProcessTime();
 
-		state.time = LibKernel::KernelGetProcessTime();
+		m_state.buttons = down ? m_state.buttons | button : m_state.buttons & ~button;
 
-		if (down) {
-			state.buttons |= button;
-		} else {
-			state.buttons &= ~button;
-		}
-
-		AddState(state);
+		AddState();
 	}
 }
 
@@ -236,33 +218,25 @@ void GameController::Axis(int id, Controller::Axis axis, int value) {
 	Common::LockGuard lock(m_mutex);
 
 	if (m_active_id == id || id == HOST_INPUT_CONTROLLER_ID) {
-		auto state = GetLastState();
-
-		state.time = LibKernel::KernelGetProcessTime();
+		m_state.time = LibKernel::KernelGetProcessTime();
 
 		int axis_id = static_cast<int>(axis);
 
 		EXIT_IF(axis_id < 0 || axis_id >= static_cast<int>(Controller::Axis::AxisMax));
 
-		state.axes[axis_id] = value;
+		m_state.axes[axis_id] = value;
 
+		uint32_t trigger = 0;
 		if (axis == Controller::Axis::TriggerLeft) {
-			if (value > 0) {
-				state.buttons |= PAD_BUTTON_L2;
-			} else {
-				state.buttons &= ~PAD_BUTTON_L2;
-			}
+			trigger = PAD_BUTTON_L2;
+		} else if (axis == Controller::Axis::TriggerRight) {
+			trigger = PAD_BUTTON_R2;
+		}
+		if (trigger != 0) {
+			m_state.buttons = value > 0 ? m_state.buttons | trigger : m_state.buttons & ~trigger;
 		}
 
-		if (axis == Controller::Axis::TriggerRight) {
-			if (value > 0) {
-				state.buttons |= PAD_BUTTON_R2;
-			} else {
-				state.buttons &= ~PAD_BUTTON_R2;
-			}
-		}
-
-		AddState(state);
+		AddState();
 	}
 }
 
@@ -270,21 +244,45 @@ void GameController::RightStick(int id, int x, int y) {
 	Common::LockGuard lock(m_mutex);
 
 	if (m_active_id == id || id == HOST_INPUT_CONTROLLER_ID) {
-		auto state                                 = GetLastState();
-		state.time                                 = LibKernel::KernelGetProcessTime();
-		state.axes[static_cast<int>(Axis::RightX)] = x;
-		state.axes[static_cast<int>(Axis::RightY)] = y;
-		AddState(state);
+		m_state.time                                 = LibKernel::KernelGetProcessTime();
+		m_state.axes[static_cast<int>(Axis::RightX)] = x;
+		m_state.axes[static_cast<int>(Axis::RightY)] = y;
+		AddState();
+	}
+}
+
+void GameController::TouchPad(int id, int finger, bool down, float x, float y) {
+	if (finger < 0 || finger >= 2) {
+		return;
+	}
+
+	Common::LockGuard lock(m_mutex);
+	if (m_active_id == id || id == HOST_INPUT_CONTROLLER_ID) {
+		auto& touch  = m_state.touch[finger];
+		m_state.time = LibKernel::KernelGetProcessTime();
+		if (down && !touch.down) {
+			touch.id        = m_next_touch_id;
+			m_next_touch_id = m_next_touch_id == 127 ? 1 : m_next_touch_id + 1;
+		}
+		touch.down = down;
+		touch.x    = static_cast<uint16_t>(std::clamp(x, 0.0f, 1.0f) * 1920.0f);
+		touch.y    = static_cast<uint16_t>(std::clamp(y, 0.0f, 1.0f) * 943.0f);
+		if (id == HOST_INPUT_CONTROLLER_ID) {
+			m_state.buttons = down ? m_state.buttons | PAD_BUTTON_TOUCH_PAD
+			                       : m_state.buttons & ~PAD_BUTTON_TOUCH_PAD;
+		}
+		AddState();
 	}
 }
 
 void GameController::ResetInputState() {
 	Common::LockGuard lock(m_mutex);
-	ControllerState   state {};
-	state.time    = LibKernel::KernelGetProcessTime();
-	m_states_num  = 0;
-	m_first_state = 0;
-	AddState(state);
+	m_state         = {};
+	m_state.time    = LibKernel::KernelGetProcessTime();
+	m_states_num    = 0;
+	m_first_state   = 0;
+	m_next_touch_id = 1;
+	AddState();
 }
 
 void GameController::SetVibration(uint8_t large_motor, uint8_t small_motor) {
@@ -325,7 +323,7 @@ void GameController::ReadState(ControllerState* state, bool* flag, int* count) {
 
 	*flag  = m_connected;
 	*count = m_connected_count;
-	*state = GetLastState();
+	*state = m_state;
 }
 
 int GameController::ReadStates(ControllerState* states, int states_num, bool* flag, int* count) {
@@ -348,8 +346,8 @@ int GameController::ReadStates(ControllerState* states, int states_num, bool* fl
 					break;
 				}
 				auto index = (m_first_state + i) % STATES_MAX;
-				if (!m_private[index].obtained) {
-					m_private[index].obtained = true;
+				if (!m_obtained[index]) {
+					m_obtained[index] = true;
 
 					states[ret_num++] = m_states[index];
 				}
@@ -390,6 +388,12 @@ void ControllerRightStick(int id, int x, int y) {
 	g_controller->RightStick(id, x, y);
 }
 
+void ControllerTouchPad(int id, int finger, bool down, float x, float y) {
+	EXIT_IF(g_controller == nullptr);
+
+	g_controller->TouchPad(id, finger, down, x, y);
+}
+
 void ControllerResetInputState() {
 	EXIT_IF(g_controller == nullptr);
 	g_controller->ResetInputState();
@@ -508,7 +512,7 @@ int KYTY_SYSV_ABI PadGetControllerInformation(int handle, PadControllerInformati
 	info->stick_dead_zone_left  = controller_get_axis(-32768, 32767, 8000) - 128;
 	info->stick_dead_zone_right = controller_get_axis(-32768, 32767, 8000) - 128;
 	info->connection_type       = 0;
-	info->connected_count       = pad_connected_count_to_u8(connected_count);
+	info->connected_count       = static_cast<uint8_t>(std::min(connected_count, 255));
 	info->connected             = connected;
 	info->device_class          = 0;
 

src/libs/controller.h

@@ -51,7 +51,13 @@ struct PadLightBarParam;
 
 inline int controller_get_axis(int min, int max, int value) {
 	int v = (255 * (value - min)) / (max - min);
-	return (v < 0 ? 0 : (v > 255 ? 255 : v));
+	if (v < 0) {
+		return 0;
+	}
+	if (v > 255) {
+		return 255;
+	}
+	return v;
 }
 
 void ControllerConnect(int id);
@@ -59,6 +65,7 @@ void ControllerDisconnect(int id);
 void ControllerButton(int id, uint32_t button, bool down);
 void ControllerAxis(int id, Axis axis, int value);
 void ControllerRightStick(int id, int x, int y);
+void ControllerTouchPad(int id, int finger, bool down, float x, float y);
 void ControllerResetInputState();
 
 int KYTY_SYSV_ABI PadInit();

src/libs/libAgcDriver.cpp

@@ -37,7 +37,6 @@ LIB_DEFINE(InitAgcDriver_1) {
 	LIB_FUNC("V++UgBtQhn0", Gen5::AgcGetDataPacketPayloadAddress);
 	LIB_FUNC("s+VGAMDQ0AQ", Gen5::AgcGetDataPacketPayloadRange);
 	LIB_FUNC("fPSCdQxgpSw", Gen5::AgcWriteDataPatchSetAddressOrOffset);
-	LIB_FUNC("bxca0BK4FNg", Gen5::AgcUnknownJumpPatchSetTarget);
 	LIB_FUNC("2BS4EtAaF28", Gen5::AgcJumpPatchSetTarget);
 	LIB_FUNC("h9z6+0hEydk", Gen5::AgcSuspendPoint);
 	LIB_FUNC("qj7QZpgr9Uw", Gen5::AgcDcbContextStateOp);

src/libs/libAmpr.cpp

@@ -2665,6 +2665,7 @@ LIB_DEFINE(InitAmpr_1_Ampr) {
 	LIB_FUNC("dXPaz65HNmk", Ampr::CommandBufferPushMarker);
 	LIB_FUNC("mv0O8Zg0woU", Ampr::CommandBufferPopMarker);
 	LIB_FUNC("DLfoNxTFNVk", Ampr::CommandBufferWaitOnAddress);
+	LIB_FUNC("V7GQTEeUfhw", Ampr::CommandBufferWaitOnAddress);
 	LIB_FUNC("cQb8Zr8Q0Y0", Ampr::CommandBufferWaitOnCounter);
 	LIB_FUNC("j0+3uJMxYJY", Ampr::CommandBufferWriteAddress);
 	LIB_FUNC("sJXyWHjP-F8", Ampr::CommandBufferWriteAddressOnCompletion);

src/libs/padData.h

@@ -5,46 +5,50 @@
 
 namespace Libs::Controller {
 
+struct PadTouch {
+	uint16_t x;
+	uint16_t y;
+	uint8_t  id;
+	uint8_t  reserve[3];
+};
+
+struct PadTouchData {
+	uint8_t  touch_num;
+	uint8_t  reserve[3];
+	uint32_t reserve1;
+	PadTouch touch[2];
+};
+
 struct PadData {
-	uint32_t buttons;
-	uint8_t  left_stick_x;
-	uint8_t  left_stick_y;
-	uint8_t  right_stick_x;
-	uint8_t  right_stick_y;
-	uint8_t  analog_buttons_l2;
-	uint8_t  analog_buttons_r2;
-	uint8_t  padding[2];
-	float    orientation_x;
-	float    orientation_y;
-	float    orientation_z;
-	float    orientation_w;
-	float    acceleration_x;
-	float    acceleration_y;
-	float    acceleration_z;
-	float    angular_velocity_x;
-	float    angular_velocity_y;
-	float    angular_velocity_z;
-	uint8_t  touch_data_touch_num;
-	uint8_t  touch_data_reserve[3];
-	uint32_t touch_data_reserve1;
-	uint16_t touch_data_touch0_x;
-	uint16_t touch_data_touch0_y;
-	uint8_t  touch_data_touch0_id;
-	uint8_t  touch_data_touch0_reserve[3];
-	uint16_t touch_data_touch1_x;
-	uint16_t touch_data_touch1_y;
-	uint8_t  touch_data_touch1_id;
-	uint8_t  touch_data_touch1_reserve[3];
-	bool     connected;
-	uint64_t timestamp;
-	uint32_t extension_unit_data_extension_unit_id;
-	uint8_t  extension_unit_data_reserve[1];
-	uint8_t  extension_unit_data_data_length;
-	uint8_t  extension_unit_data_data[10];
-	uint8_t  connected_count;
-	uint8_t  reserve[2];
-	uint8_t  device_unique_data_len;
-	uint8_t  device_unique_data[12];
+	uint32_t     buttons;
+	uint8_t      left_stick_x;
+	uint8_t      left_stick_y;
+	uint8_t      right_stick_x;
+	uint8_t      right_stick_y;
+	uint8_t      analog_buttons_l2;
+	uint8_t      analog_buttons_r2;
+	uint8_t      padding[2];
+	float        orientation_x;
+	float        orientation_y;
+	float        orientation_z;
+	float        orientation_w;
+	float        acceleration_x;
+	float        acceleration_y;
+	float        acceleration_z;
+	float        angular_velocity_x;
+	float        angular_velocity_y;
+	float        angular_velocity_z;
+	PadTouchData touch_data;
+	bool         connected;
+	uint64_t     timestamp;
+	uint32_t     extension_unit_data_extension_unit_id;
+	uint8_t      extension_unit_data_reserve[1];
+	uint8_t      extension_unit_data_data_length;
+	uint8_t      extension_unit_data_data[10];
+	uint8_t      connected_count;
+	uint8_t      reserve[2];
+	uint8_t      device_unique_data_len;
+	uint8_t      device_unique_data[12];
 };
 
 static_assert(sizeof(PadData) == 120);

src/main.cpp

@@ -52,6 +52,8 @@ static void PrintUsage() {
 	         Config::DEFAULT_USER_ID);
 	::printf(
 	    "  --present-mode <value>               Fifo, Mailbox, or Immediate. Default: Fifo.\n");
+	::printf(
+	    "  --gpu <index>                        Vulkan physical device index. Default: auto.\n");
 	::printf("  --fullscreen                         Run in borderless desktop fullscreen.\n");
 	::printf("  --vblank-frequency <num>             Virtual vblank frequency. Default: 60.\n");
 	::printf("  --console-language <0-29>            Console language. Default: 1 (English US).\n");
@@ -234,6 +236,8 @@ static bool ParseArgs(int argc, char* argv[], RunOptions& options, bool& show_he
 				::printf("invalid present mode: %s\n", value.c_str());
 				return false;
 			}
+		} else if (arg == "--gpu") {
+			options.config.gpu_index = Common::ToInt32(value);
 		} else if (arg == "--vblank-frequency") {
 			const int32_t vblank_frequency = Common::ToInt32(value);
 			options.config.vblank_frequency =

tests/MemoryTrackerTests.cpp

@@ -29,9 +29,11 @@
 
 namespace {
 
+using Libs::Graphics::GuestRange;
 using Libs::Graphics::MemoryTracker;
 using Libs::Graphics::PageManager;
 using Libs::Graphics::RangeSet;
+using Libs::Graphics::TRACKER_ADDRESS_SIZE;
 
 void Check(bool value, const char *text) {
   if (!value) {
@@ -208,6 +210,27 @@ void TestRangeSet() {
         "range set subtraction did not preserve both exact tails");
 }
 
+void TestGuestRange() {
+  constexpr GuestRange empty{};
+  constexpr GuestRange first_byte{1, 1};
+  constexpr GuestRange last_byte{TRACKER_ADDRESS_SIZE - 1, 1};
+
+  static_assert(empty.Empty() && !empty.Valid() && empty.ValidOrEmpty());
+  static_assert(!first_byte.Empty() && first_byte.Valid() &&
+                first_byte.ValidOrEmpty() && first_byte.End() == 2);
+  static_assert(last_byte.Valid() && last_byte.End() == TRACKER_ADDRESS_SIZE);
+
+  Check(!GuestRange{0, 1}.Empty() && !GuestRange{0, 1}.ValidOrEmpty(),
+        "zero-address nonempty guest range is rejected");
+  Check(!GuestRange{1, 0}.Empty() && !GuestRange{1, 0}.ValidOrEmpty(),
+        "nonzero-address empty guest range is rejected");
+  Check(!GuestRange{TRACKER_ADDRESS_SIZE, 1}.Valid(),
+        "first address beyond the guest range is rejected");
+  Check(!GuestRange{TRACKER_ADDRESS_SIZE - 1, 2}.Valid(),
+        "guest range crossing the address-space end is rejected");
+  Check(!GuestRange{UINT64_MAX, 2}.Valid(), "wrapping guest range is rejected");
+}
+
 void TestQueriesDoNotRequireMappedOwnership() {
   constexpr uint64_t address = 0x0000000203000000ull;
   TrackerHarness harness;
@@ -829,6 +852,7 @@ int main(int argc, char **argv) {
   if (argc == 3 && std::strcmp(argv[1], "--death") == 0) {
     RunDeathCase(argv[2]);
   }
+  TestGuestRange();
   TestRangeSet();
   TestQueriesDoNotRequireMappedOwnership();
   TestConcurrentRegionPublication();

tests/ResourceTrackingTests.cpp

@@ -29,6 +29,19 @@ void Check(bool condition, const char *message) {
   }
 }
 
+template <typename F>
+void CheckFatal(F &&function, std::string_view expected, const char *message) {
+  try {
+    function();
+  } catch (const std::runtime_error &error) {
+    Check(std::string_view(error.what()).find(expected) !=
+              std::string_view::npos,
+          message);
+    return;
+  }
+  Check(false, message);
+}
+
 struct Fixture {
   Program program;
   Block *block = nullptr;
@@ -75,8 +88,7 @@ struct Fixture {
   }
 
   MemoryFlags AddMemory(MemoryInfo memory, uint32_t pc) {
-    const auto index =
-        static_cast<uint32_t>(program.memory_info.size());
+    const auto index = static_cast<uint32_t>(program.memory_info.size());
     program.memory_info.push_back(memory);
     return {index, pc};
   }
@@ -113,10 +125,8 @@ struct Fixture {
   }
 
   void PlanAndTrack() {
-    std::string error;
-    if (!BuildSrtPlan(program, &error) || !TrackResources(program, &error)) {
-      throw std::runtime_error(error);
-    }
+    BuildSrtPlan(program);
+    TrackResources(program);
   }
 };
 
@@ -241,10 +251,7 @@ void TestInvariantIndirectImageMaterialization() {
   auto fixture = MakeIndirectImageFixture(false);
   fixture->PlanAndTrack();
   EliminateDeadCode(fixture->program.blocks);
-  std::string validation_error;
-  Check(
-      ValidateProgram(fixture->program, true, &validation_error),
-      "post-tracking dead-code elimination invalidated descriptor provenance");
+  ValidateProgram(fixture->program, true);
 
   Check(fixture->program.info.buffers.size() == 1 &&
             fixture->program.info.images.size() == 1 &&
@@ -291,7 +298,6 @@ void TestInvariantIndirectImageMaterialization() {
                      .userdata = &memory,
                      .read_specialization_memory = ReadLinearTestMemory};
   ResourceSnapshot snapshot;
-  std::string error;
   const auto same_snapshot = [](const ResourceSnapshot &lhs,
                                 const ResourceSnapshot &rhs) {
     return lhs.buffers == rhs.buffers && lhs.images == rhs.images &&
@@ -300,7 +306,7 @@ void TestInvariantIndirectImageMaterialization() {
            lhs.user_data == rhs.user_data &&
            lhs.indirect_images.empty() == rhs.indirect_images.empty();
   };
-  Check(MaterializeResources(fixture->program, runtime, snapshot, &error) &&
+  Check(MaterializeResources(fixture->program, runtime, snapshot) &&
             snapshot.images.size() == 1 &&
             std::equal(image_descriptor.begin(), image_descriptor.end(),
                        snapshot.images[0].dwords.begin()),
@@ -308,8 +314,7 @@ void TestInvariantIndirectImageMaterialization() {
 
   const auto prior_snapshot = snapshot;
   memory.fail_address = 0x1004u;
-  Check(!MaterializeResources(fixture->program, runtime, snapshot, &error) &&
-            error.find("scalar read") != std::string::npos &&
+  Check(!MaterializeResources(fixture->program, runtime, snapshot) &&
             same_snapshot(snapshot, prior_snapshot),
         "rejected planning memory read mutated the snapshot");
   memory.fail_address = UINT64_MAX;
@@ -325,12 +330,11 @@ void TestInvariantIndirectImageMaterialization() {
   memory.words[(0x2020u - memory.base) / 4u + 3u] =
       image_descriptor[3] ^ (1u << 28u);
   ResourceSnapshot null_snapshot;
-  Check(
-      MaterializeResources(fixture->program, runtime, null_snapshot, &error) &&
-          null_snapshot.indirect_images.empty() &&
-          std::ranges::all_of(null_snapshot.images[0].dwords,
-                              [](uint32_t dword) { return dword == 0u; }),
-      "stale typed null image descriptors were not canonicalized");
+  Check(MaterializeResources(fixture->program, runtime, null_snapshot) &&
+            null_snapshot.indirect_images.empty() &&
+            std::ranges::all_of(null_snapshot.images[0].dwords,
+                                [](uint32_t dword) { return dword == 0u; }),
+        "stale typed null image descriptors were not canonicalized");
 
   for (uint32_t dword = 0; dword < image_descriptor.size(); dword++) {
     memory.words[(0x2000u - memory.base) / 4u + dword] =
@@ -341,13 +345,13 @@ void TestInvariantIndirectImageMaterialization() {
   memory.words[(0x2020u - memory.base) / 4u] ^= 1u;
   memory.words[(0x1000u - memory.base + 36u) / 4u] = 1u;
   ResourceSnapshot dynamic_snapshot;
-  Check(MaterializeResources(fixture->program, runtime, dynamic_snapshot,
-                             &error) &&
+  Check(MaterializeResources(fixture->program, runtime, dynamic_snapshot) &&
             dynamic_snapshot.images.size() == 1 &&
             dynamic_snapshot.indirect_images.size() == 1 &&
-            dynamic_snapshot.indirect_images[0].descriptors.size() == 2 &&
-            SpecializeResources(fixture->program, dynamic_snapshot, &error) &&
-            fixture->program.info.images.size() == 2 &&
+            dynamic_snapshot.indirect_images[0].descriptors.size() == 2,
+        "dynamic indirect image table did not materialize");
+  SpecializeResources(fixture->program, dynamic_snapshot);
+  Check(fixture->program.info.images.size() == 2 &&
             fixture->program.info.images[0].indirect_root == 0 &&
             fixture->program.info.images[0].indirect_mapping_capacity != 0 &&
             fixture->program.info.images[0].indirect_resources.size() == 2 &&
@@ -364,27 +368,21 @@ void TestInvariantIndirectImageMaterialization() {
   memory.words[(0x2000u - memory.base) / 4u] += 0x100u;
   memory.words[(0x2020u - memory.base) / 4u] += 0x101u;
   ResourceSnapshot rebound_snapshot;
-  Check(MaterializeResources(fixture->program, runtime, rebound_snapshot,
-                             &error) &&
-            ValidateResourceSpecialization(fixture->program, rebound_snapshot,
-                                           &error),
+  Check(MaterializeResources(fixture->program, runtime, rebound_snapshot) &&
+            ValidateResourceSpecialization(fixture->program, rebound_snapshot),
         "stable indirect key mapping did not accept changed image addresses");
   memory.words[(0x2020u - memory.base) / 4u] =
       memory.words[(0x2000u - memory.base) / 4u];
-  Check(MaterializeResources(fixture->program, runtime, rebound_snapshot,
-                             &error) &&
-            ValidateResourceSpecialization(fixture->program, rebound_snapshot,
-                                           &error),
+  Check(MaterializeResources(fixture->program, runtime, rebound_snapshot) &&
+            ValidateResourceSpecialization(fixture->program, rebound_snapshot),
         "runtime indirect key mapping did not accept collapsed candidates");
   const auto collapsed_snapshot = rebound_snapshot;
   ResourceSnapshot capacity_snapshot;
   for (const uint32_t records : {1u, 3u}) {
     user_data[2] = records;
     Check(
-        MaterializeResources(fixture->program, runtime, capacity_snapshot,
-                             &error) &&
-            ValidateResourceSpecialization(fixture->program, capacity_snapshot,
-                                           &error),
+        MaterializeResources(fixture->program, runtime, capacity_snapshot) &&
+            ValidateResourceSpecialization(fixture->program, capacity_snapshot),
         "runtime indirect key mapping rejected a fitting material-table size");
   }
   user_data[2] = 2u;
@@ -398,9 +396,7 @@ void TestInvariantIndirectImageMaterialization() {
   }
   memory.words[(0x1000u - memory.base + 68u) / 4u] = 2u;
   Check(
-      !MaterializeResources(fixture->program, runtime, rebound_snapshot,
-                            &error) &&
-          error.find("candidate topology") != std::string::npos &&
+      !MaterializeResources(fixture->program, runtime, rebound_snapshot) &&
           same_snapshot(rebound_snapshot, collapsed_snapshot),
       "larger indirect candidate topology reused or mutated a cached snapshot");
 
@@ -418,26 +414,26 @@ void TestInvariantIndirectImageMaterialization() {
                                    .read_specialization_memory =
                                        ReadLinearTestMemory};
   Check(!MaterializeResources(memory_backed->program, memory_backed_runtime,
-                              snapshot, &error) &&
-            error.find("constant read failed") != std::string::npos &&
+                              snapshot) &&
             same_snapshot(snapshot, prior_snapshot),
         "rejected indirect table descriptor read mutated the snapshot");
   memory.fail_address = UINT64_MAX;
 
   auto malformed = MakeIndirectImageFixture(true);
-  Check(BuildSrtPlan(malformed->program, &error) &&
-            !TrackResources(malformed->program, &error) &&
-            error.find("ReadFirstLane") != std::string::npos &&
-            !malformed->program.resource_tracking_complete &&
+  BuildSrtPlan(malformed->program);
+  CheckFatal([&] { TrackResources(malformed->program); }, "not a valid runtime value",
+             "malformed indirect image pattern was accepted");
+  Check(!malformed->program.resource_tracking_complete &&
             malformed->program.info.images.empty() &&
             malformed->program.descriptor_sources.empty(),
         "malformed indirect image pattern was partially accepted");
 
   auto wrapped_immediate = MakeIndirectImageFixture(false, 4u);
-  Check(BuildSrtPlan(wrapped_immediate->program, &error) &&
-            !TrackResources(wrapped_immediate->program, &error) &&
-            error.find("ReadFirstLane") != std::string::npos &&
-            !wrapped_immediate->program.resource_tracking_complete,
+  BuildSrtPlan(wrapped_immediate->program);
+  CheckFatal([&] { TrackResources(wrapped_immediate->program); },
+             "not a valid runtime value",
+             "wrapped scalar immediate entered the invariant image proof");
+  Check(!wrapped_immediate->program.resource_tracking_complete,
         "wrapped scalar immediate entered the invariant image proof");
 }
 
@@ -494,16 +490,12 @@ void TestDenseBufferTracking() {
             second.Instruction()->Flags<uint32_t>() == 1,
         "typed handles were not assigned dense indices");
   Check(fixture.program.memory_info[load_flags.index].resource == 0 &&
-            fixture.program.memory_info[store_flags.index].resource ==
-                0 &&
-            fixture.program.memory_info[other_flags.index].resource ==
-                1,
+            fixture.program.memory_info[store_flags.index].resource == 0 &&
+            fixture.program.memory_info[other_flags.index].resource == 1,
         "typed memory metadata was not patched to dense indices");
 
-  std::string error;
-  Check(!TrackResources(fixture.program, &error) &&
-            error.find("already tracked") != std::string::npos,
-        "resource tracking allowed a second mutation pass");
+  CheckFatal([&] { TrackResources(fixture.program); }, "already tracked",
+             "resource tracking allowed a second mutation pass");
 }
 
 void TestScalarAndVectorBufferAlias() {
@@ -531,8 +523,7 @@ void TestScalarAndVectorBufferAlias() {
             fixture.program.info.buffers[0].scalar,
         "typed scalar and vector uses of one descriptor were split");
   Check(fixture.program.memory_info[scalar_flags.index].resource == 0 &&
-            fixture.program.memory_info[vector_flags.index].resource ==
-                0,
+            fixture.program.memory_info[vector_flags.index].resource == 0,
         "scalar/vector alias did not share a dense index");
 }
 
@@ -552,16 +543,13 @@ void TestRuntimeUnsignedMinDescriptor() {
   std::array<uint32_t, 1> user_data{0xffffffffu};
   SrtRuntime runtime{.user_data = user_data};
   DescriptorValue value;
-  std::string error;
   const auto source = fixture.program.info.buffers[0].source;
-  Check(EvaluateDescriptorSource(fixture.program, source, 0x330, runtime, value,
-                                 &error) &&
+  Check(EvaluateDescriptorSource(fixture.program, source, runtime, value) &&
             value.dwords[3] == 0x100u,
         "runtime descriptor unsigned minimum did not clamp its first operand");
   user_data[0] = 0x80u;
   Check(
-      EvaluateDescriptorSource(fixture.program, source, 0x330, runtime, value,
-                               &error) &&
+      EvaluateDescriptorSource(fixture.program, source, runtime, value) &&
           value.dwords[3] == 0x80u,
       "runtime descriptor unsigned minimum did not preserve its first operand");
 }
@@ -624,9 +612,7 @@ void TestImagesSamplersAndAliases() {
             repeated.second.Instruction()->Flags<uint32_t>() == 0,
         "unused sampler border colors prevented source interning");
   const auto sampler_source = fixture.program.info.samplers[0].source;
-  Check(fixture.program.descriptor_sources[sampler_source]
-                .dwords[3]
-                .U32() == 0,
+  Check(fixture.program.descriptor_sources[sampler_source].dwords[3].U32() == 0,
         "unused sampler border color was not canonicalized");
   Check(fixture.program.info.buffers[0].image_alias == 0,
         "buffer/image descriptor alias was not linked");
@@ -673,9 +659,7 @@ void TestSampleAdjustSamplerScratch() {
   std::array<uint32_t, 4> user_data{4u, 1u, 2u, 0x80000abcu};
   SrtRuntime runtime{.user_data = user_data};
   DescriptorValue descriptor;
-  std::string error;
-  Check(EvaluateDescriptorSource(fixture.program, source, 0x1ec, runtime,
-                                 descriptor, &error) &&
+  Check(EvaluateDescriptorSource(fixture.program, source, runtime, descriptor) &&
             descriptor.dwords[3] == 0x80000abcu,
         "SampleAdjust canonicalization lost sampler border fields");
 
@@ -704,11 +688,9 @@ void TestSampleAdjustSamplerScratch() {
     rejected.Emit(ValueOpcode::ImageSampleRaw,
                   {rejected_image, rejected_sampler, rejected.ImageAddress()},
                   rejected.AddMemory(rejected_memory, 0x200));
-    std::string rejected_error;
-    Check(BuildSrtPlan(rejected.program, &rejected_error) &&
-              !TrackResources(rejected.program, &rejected_error) &&
-              rejected_error.find("WqmMask") != std::string::npos,
-          message);
+    BuildSrtPlan(rejected.program);
+    CheckFatal([&] { TrackResources(rejected.program); },
+               "not a valid runtime value", message);
   };
   CheckRejected(0u, 12u,
                 "ordinary sampling accepted SampleAdjust reserved scratch");
@@ -778,15 +760,13 @@ void TestDynamicStorageMipTracking() {
   descriptor.dword_count = 8;
   ResourceSnapshot snapshot;
   snapshot.images.assign(images.size(), descriptor);
-  std::string error;
-  Check(SpecializeResources(fixture.program, snapshot, &error) &&
-            fixture.program.info.images[1].mip_count == 3 &&
-            ValidateResourceSpecialization(fixture.program, snapshot, &error),
+  SpecializeResources(fixture.program, snapshot);
+  Check(fixture.program.info.images[1].mip_count == 3 &&
+            ValidateResourceSpecialization(fixture.program, snapshot),
         "base-1 through last-3 dynamic storage range was not specialized");
   ShaderComputeInputInfo compute{};
-  Check(CollectShaderInfo(fixture.program, {.compute = &compute}, &error) &&
-            AllocateBindings(fixture.program, 0, &error),
-        "dynamic storage mip bindings were not allocated");
+  CollectShaderInfo(fixture.program, {.compute = &compute});
+  AllocateBindings(fixture.program, 0);
   const auto *storage_binding =
       FindBinding(fixture.program.bindings, DescriptorBindingKind::Storage2D);
   Check(storage_binding != nullptr &&
@@ -805,19 +785,19 @@ void TestDynamicStorageMipTracking() {
   DescriptorValue null_descriptor{};
   null_descriptor.dword_count = 8;
   null_snapshot.images.push_back(null_descriptor);
-  Check(SpecializeResources(null_program, null_snapshot, &error) &&
-            null_program.info.images[0].mip_count == 1 &&
-            ValidateResourceSpecialization(null_program, null_snapshot, &error),
+  SpecializeResources(null_program, null_snapshot);
+  Check(null_program.info.images[0].mip_count == 1 &&
+            ValidateResourceSpecialization(null_program, null_snapshot),
         "canonical null dynamic storage image did not retain one descriptor");
 
   snapshot.images[1].dwords[3] =
       (snapshot.images[1].dwords[3] & ~(0xfu << 16u)) | (2u << 16u);
-  Check(!ValidateResourceSpecialization(fixture.program, snapshot, &error),
+  Check(!ValidateResourceSpecialization(fixture.program, snapshot),
         "a changed dynamic storage mip count reused the specialization");
   snapshot.images[1].dwords[3] =
       (snapshot.images[1].dwords[3] & ~((0xfu << 12u) | (0xfu << 16u))) |
       (4u << 12u) | (3u << 16u);
-  Check(!ValidateResourceSpecialization(fixture.program, snapshot, &error),
+  Check(!ValidateResourceSpecialization(fixture.program, snapshot),
         "an inverted dynamic storage mip range was accepted");
 }
 
@@ -861,11 +841,9 @@ void TestSrtFlatteningAndRuntimeMemoization() {
                      .userdata = &memory};
   std::vector<DescriptorValue> descriptors;
   std::vector<uint32_t> flat;
-  const DescriptorSourceRequest request{fixture.program.info.buffers[0].source,
-                                        12};
-  std::string error;
+  const DescriptorSourceRequest request{fixture.program.info.buffers[0].source};
   Check(EvaluateRuntimeSources(fixture.program, std::span{&request, 1}, runtime,
-                               descriptors, flat, {}, &error),
+                               descriptors, flat, {}),
         "typed runtime source evaluation failed");
   Check(descriptors.size() == 1 && descriptors[0].dwords[0] == 0xdeadbeefu &&
             flat == std::vector<uint32_t>{0xdeadbeefu} && memory.reads == 1,
@@ -876,16 +854,16 @@ void TestSrtFlatteningAndRuntimeMemoization() {
   descriptors = {{{1u}, 1u}};
   flat = {2u};
   Check(!EvaluateRuntimeSources(fixture.program, std::span{&request, 1},
-                                runtime, descriptors, flat, {}, &error) &&
+                                runtime, descriptors, flat, {}) &&
             descriptors == std::vector<DescriptorValue>{{{1u}, 1u}} &&
             flat == std::vector<uint32_t>{2u},
         "runtime evaluation failure was not transactional");
 
   ShaderComputeInputInfo compute{};
-  Check(CollectShaderInfo(fixture.program, {.compute = &compute}, &error) &&
-            AllocateBindings(fixture.program, 0, &error) &&
-            FindBinding(fixture.program.bindings,
-                        DescriptorBindingKind::FlattenedSrt) != nullptr,
+  CollectShaderInfo(fixture.program, {.compute = &compute});
+  AllocateBindings(fixture.program, 0);
+  Check(FindBinding(fixture.program.bindings,
+                    DescriptorBindingKind::FlattenedSrt) != nullptr,
         "flattened typed SRT reads did not receive a binding");
 }
 
@@ -919,18 +897,16 @@ void TestDynamicSrtReadRemainsExplicit() {
                      .read_memory = ReadTestMemory,
                      .userdata = &memory};
   DescriptorValue value;
-  std::string error;
   Check(EvaluateDescriptorSource(fixture.program,
-                                 fixture.program.info.buffers[0].source, 8,
-                                 runtime, value, &error) &&
+                                 fixture.program.info.buffers[0].source, runtime, value) &&
             value.dwords[0] == 0xabcdef01u && memory.reads == 1,
         "dynamic typed scalar descriptor source was not evaluated");
 
   ShaderComputeInputInfo compute{};
-  Check(CollectShaderInfo(fixture.program, {.compute = &compute}, &error) &&
-            AllocateBindings(fixture.program, 0, &error) &&
-            FindBinding(fixture.program.bindings,
-                        DescriptorBindingKind::FlattenedSrt) == nullptr &&
+  CollectShaderInfo(fixture.program, {.compute = &compute});
+  AllocateBindings(fixture.program, 0);
+  Check(FindBinding(fixture.program.bindings,
+                    DescriptorBindingKind::FlattenedSrt) == nullptr &&
             FindBinding(fixture.program.bindings,
                         DescriptorBindingKind::BdaPagetable) != nullptr &&
             FindBinding(fixture.program.bindings,
@@ -966,12 +942,10 @@ void TestPhiValidation() {
                {handle, Value(0u), Value(0u), Value(0u), Value(true)},
                fixture.AddMemory(memory, 20), merge);
 
-  std::string error;
-  Check(BuildSrtPlan(fixture.program, &error),
-        "SRT planning rejected a well-formed typed phi");
-  Check(!TrackResources(fixture.program, &error) &&
-            error.find("control-dependent phi") != std::string::npos &&
-            !fixture.program.resource_tracking_complete &&
+  BuildSrtPlan(fixture.program);
+  CheckFatal([&] { TrackResources(fixture.program); }, "not a valid runtime value",
+             "control-dependent descriptor phi was accepted");
+  Check(!fixture.program.resource_tracking_complete &&
             fixture.program.info.buffers.empty() &&
             fixture.program.descriptor_sources.empty(),
         "control-dependent descriptor phi was not rejected transactionally");
@@ -994,9 +968,7 @@ void TestLoopCycleEnteredThroughRuntimeValue() {
                {carried, Value(0u), Value(0u), Value(0u)}, MemoryFlags{0, 12},
                loop);
 
-  std::string error;
-  Check(BuildSrtPlan(fixture.program, &error),
-        "SRT planning rejected a valid loop entered through a runtime value");
+  BuildSrtPlan(fixture.program);
 }
 
 void TestInvariantLoopPhi() {
@@ -1023,10 +995,8 @@ void TestInvariantLoopPhi() {
   std::array<uint32_t, 1> user_data{0x12345678u};
   SrtRuntime runtime{.user_data = user_data};
   DescriptorValue descriptor;
-  std::string error;
   Check(EvaluateDescriptorSource(fixture.program,
-                                 fixture.program.info.buffers[0].source, 4,
-                                 runtime, descriptor, &error) &&
+                                 fixture.program.info.buffers[0].source, runtime, descriptor) &&
             descriptor.dwords[0] == user_data[0],
         "loop-invariant descriptor phi was not evaluated through typed SSA");
 }
@@ -1057,11 +1027,9 @@ void TestDmaAddressMaterialization() {
   std::array<uint32_t, 2> user_data{0x2008u, 0u};
   SrtRuntime runtime{.user_data = user_data};
   ResourceSnapshot snapshot;
-  std::string error;
-  Check(MaterializeResources(fixture.program, runtime, snapshot, &error),
+  Check(MaterializeResources(fixture.program, runtime, snapshot),
         "DMA shader resources did not materialize");
-  Check(SpecializeResources(fixture.program, snapshot, &error),
-        "DMA shader resources were not specialized");
+  SpecializeResources(fixture.program, snapshot);
 }
 
 void TestDynamicFlatAddressesUseDma() {
@@ -1089,8 +1057,7 @@ void TestDynamicFlatAddressesUseDma() {
   std::array<uint32_t, 3> user_data{0x23456780u, 1u, 1u};
   SrtRuntime runtime{.user_data = user_data};
   ResourceSnapshot snapshot;
-  std::string error;
-  Check(MaterializeResources(fixture.program, runtime, snapshot, &error),
+  Check(MaterializeResources(fixture.program, runtime, snapshot),
         "exec-masked FLAT shader resources did not materialize");
 
   Fixture mismatch;
@@ -1137,15 +1104,15 @@ void TestBufferSwizzleSpecialization() {
           (1u << 24u)};
   SrtRuntime runtime{.user_data = user_data};
   ResourceSnapshot snapshot;
-  std::string error;
-  Check(MaterializeResources(fixture.program, runtime, snapshot, &error) &&
-            SpecializeResources(fixture.program, snapshot, &error) &&
-            fixture.program.info.buffers[0].descriptor_swizzle == swizzle &&
-            ValidateResourceSpecialization(fixture.program, snapshot, &error),
+  Check(MaterializeResources(fixture.program, runtime, snapshot),
+        "buffer resources did not materialize");
+  SpecializeResources(fixture.program, snapshot);
+  Check(fixture.program.info.buffers[0].descriptor_swizzle == swizzle &&
+            ValidateResourceSpecialization(fixture.program, snapshot),
         "buffer destination selectors were not specialized");
 
   snapshot.buffers[0].dwords[3] ^= 1u << 9u;
-  Check(!ValidateResourceSpecialization(fixture.program, snapshot, &error),
+  Check(!ValidateResourceSpecialization(fixture.program, snapshot),
         "buffer swizzle change did not invalidate specialization");
 }
 
@@ -1171,17 +1138,14 @@ void TestShaderInfoAndBindingLayout() {
 
   ShaderComputeInputInfo compute{};
   compute.dispatch_thread_dimensions = true;
-  std::string error;
-  Check(CollectShaderInfo(fixture.program, {.compute = &compute}, &error),
-        "typed shader info collection failed");
+  CollectShaderInfo(fixture.program, {.compute = &compute});
   Check(fixture.program.info.has_bitwise_xor &&
             !fixture.program.info.inputs.empty() &&
             fixture.program.info.inputs[0].kind ==
                 StageInputKind::GlobalInvocationId,
         "typed shader values were not reflected in shader info");
 
-  Check(AllocateBindings(fixture.program, 0, &error),
-        "typed binding allocation failed");
+  AllocateBindings(fixture.program, 0);
   Check(FindBinding(fixture.program.bindings, DescriptorBindingKind::Buffers) !=
                 nullptr &&
             FindBinding(fixture.program.bindings, DescriptorBindingKind::Gds) !=
@@ -1211,53 +1175,57 @@ void TestGraphicsPushConstantLayout() {
     }
     fixture.program.shader_info_complete = true;
   };
-
-  std::string error;
   Fixture vertex(ShaderType::Vertex);
   AddUserData(vertex, 9);
-  Check(AllocateBindings(vertex.program, 0, &error) &&
-            vertex.program.bindings.push_constant_offset == 0 &&
+  AllocateBindings(vertex.program, 0);
+  Check(vertex.program.bindings.push_constant_offset == 0 &&
             vertex.program.bindings.push_constant_size == 9 * sizeof(uint32_t),
         "vertex shader was not placed at the start of the graphics push bank");
 
   const auto pixel_offset = vertex.program.bindings.push_constant_size;
   Fixture pixel(ShaderType::Pixel);
   AddUserData(pixel, 4);
-  Check(AllocateBindings(pixel.program, pixel_offset, &error) &&
-            pixel.program.bindings.push_constant_offset == pixel_offset &&
-            pixel.program.bindings.push_constant_size == 4 * sizeof(uint32_t) &&
-            FindBinding(pixel.program.bindings, DescriptorBindingKind::UserData) ==
-                nullptr,
-        "pixel shader did not follow the vertex data in the graphics push bank");
+  AllocateBindings(pixel.program, pixel_offset);
+  Check(
+      pixel.program.bindings.push_constant_offset == pixel_offset &&
+          pixel.program.bindings.push_constant_size == 4 * sizeof(uint32_t) &&
+          FindBinding(pixel.program.bindings,
+                      DescriptorBindingKind::UserData) == nullptr,
+      "pixel shader did not follow the vertex data in the graphics push bank");
 
   Fixture edge(ShaderType::Pixel);
   AddUserData(edge, 1);
-  Check(AllocateBindings(edge.program, NativePushConstantSize - sizeof(uint32_t),
-                         &error) &&
-            edge.program.bindings.push_constant_size == sizeof(uint32_t),
+  AllocateBindings(edge.program, NativePushConstantSize - sizeof(uint32_t));
+  Check(edge.program.bindings.push_constant_size == sizeof(uint32_t),
         "last aligned push-constant dword did not fit in the graphics bank");
 
   Fixture spill(ShaderType::Pixel);
   AddUserData(spill, 32);
-  Check(AllocateBindings(spill.program, pixel_offset, &error) &&
-            spill.program.bindings.push_constant_size == 0 &&
-            FindBinding(spill.program.bindings, DescriptorBindingKind::UserData) !=
-                nullptr,
-        "pixel shader overlapping the vertex push data did not spill to storage");
+  AllocateBindings(spill.program, pixel_offset);
+  Check(
+      spill.program.bindings.push_constant_size == 0 &&
+          FindBinding(spill.program.bindings,
+                      DescriptorBindingKind::UserData) != nullptr,
+      "pixel shader overlapping the vertex push data did not spill to storage");
 
   Fixture full(ShaderType::Pixel);
   AddUserData(full, 1);
-  Check(AllocateBindings(full.program, NativePushConstantSize, &error) &&
-            full.program.bindings.push_constant_size == 0 &&
-            FindBinding(full.program.bindings, DescriptorBindingKind::UserData) !=
-                nullptr,
+  AllocateBindings(full.program, NativePushConstantSize);
+  Check(full.program.bindings.push_constant_size == 0 &&
+            FindBinding(full.program.bindings,
+                        DescriptorBindingKind::UserData) != nullptr,
         "full graphics push bank did not spill pixel user data to storage");
 
   Fixture invalid(ShaderType::Pixel);
   AddUserData(invalid, 1);
-  Check(!AllocateBindings(invalid.program,
-                          NativePushConstantSize + sizeof(uint32_t), &error) &&
-            !invalid.program.binding_layout_complete,
+  CheckFatal(
+      [&] {
+        AllocateBindings(invalid.program,
+                         NativePushConstantSize + sizeof(uint32_t));
+      },
+      "push-constant offset",
+      "push-constant placement beyond the graphics bank was accepted");
+  Check(!invalid.program.binding_layout_complete,
         "push-constant placement beyond the graphics bank was accepted");
 }
 
@@ -1273,12 +1241,11 @@ void TestResourceLimitIsTransactional() {
                  {handle, Value(0u), Value(0u), Value(0u), Value(true)},
                  fixture.AddMemory(memory, index * 4u));
   }
-  std::string error;
-  Check(BuildSrtPlan(fixture.program, &error),
-        "SRT plan failed before resource-limit test");
-  Check(!TrackResources(fixture.program, &error) &&
-            error.find("buffer resource limit exceeded") != std::string::npos &&
-            !fixture.program.resource_tracking_complete &&
+  BuildSrtPlan(fixture.program);
+  CheckFatal([&] { TrackResources(fixture.program); },
+             "buffer resource limit exceeded",
+             "resource-limit failure was not reported");
+  Check(!fixture.program.resource_tracking_complete &&
             fixture.program.info.buffers.empty() &&
             fixture.program.descriptor_sources.empty(),
         "resource-limit failure partially mutated typed resource state");
@@ -1293,12 +1260,11 @@ void TestMalformedMemoryKindsRejected() {
     fixture.Emit(ValueOpcode::StoreAddressU32,
                  {address, Value(0u), Value(0u), Value(1u), Value(true)},
                  fixture.AddMemory(memory, 4));
-    std::string error;
-    Check(BuildSrtPlan(fixture.program, &error) &&
-              !TrackResources(fixture.program, &error) &&
-              error.find("address operation has invalid resource kind") !=
-                  std::string::npos,
-          "resource tracking accepted an address opcode with buffer metadata");
+    BuildSrtPlan(fixture.program);
+    CheckFatal(
+        [&] { TrackResources(fixture.program); },
+        "address operation has invalid resource kind",
+        "resource tracking accepted an address opcode with buffer metadata");
   }
   {
     Fixture fixture;
@@ -1311,12 +1277,11 @@ void TestMalformedMemoryKindsRejected() {
     fixture.Emit(ValueOpcode::ImageRead,
                  {image, fixture.ImageAddress(), Value(true)},
                  fixture.AddMemory(memory, 8));
-    std::string error;
-    Check(BuildSrtPlan(fixture.program, &error) &&
-              !TrackResources(fixture.program, &error) &&
-              error.find("image operation has invalid resource kind") !=
-                  std::string::npos,
-          "resource tracking accepted an image opcode with address metadata");
+    BuildSrtPlan(fixture.program);
+    CheckFatal(
+        [&] { TrackResources(fixture.program); },
+        "image operation has invalid resource kind",
+        "resource tracking accepted an image opcode with address metadata");
   }
   {
     Fixture fixture;
@@ -1329,12 +1294,11 @@ void TestMalformedMemoryKindsRejected() {
     fixture.Emit(ValueOpcode::ImageRead,
                  {image, fixture.ImageAddress(), Value(true)},
                  fixture.AddMemory(memory, 12));
-    std::string error;
-    Check(BuildSrtPlan(fixture.program, &error) &&
-              !TrackResources(fixture.program, &error) &&
-              error.find("image operation has invalid resource kind") !=
-                  std::string::npos,
-          "resource tracking accepted a sampled read with storage metadata");
+    BuildSrtPlan(fixture.program);
+    CheckFatal(
+        [&] { TrackResources(fixture.program); },
+        "image operation has invalid resource kind",
+        "resource tracking accepted a sampled read with storage metadata");
   }
   {
     Fixture fixture;
@@ -1347,12 +1311,10 @@ void TestMalformedMemoryKindsRejected() {
     fixture.Emit(ValueOpcode::ImageAtomicIAdd32,
                  {image, fixture.ImageAddress(), Value(1u), Value(true)},
                  fixture.AddMemory(memory, 16));
-    std::string error;
-    Check(
-        BuildSrtPlan(fixture.program, &error) &&
-            !TrackResources(fixture.program, &error) &&
-            error.find("image operation has invalid resource kind") !=
-                std::string::npos,
+    BuildSrtPlan(fixture.program);
+    CheckFatal(
+        [&] { TrackResources(fixture.program); },
+        "image operation has invalid resource kind",
         "resource tracking accepted a uint atomic with float storage metadata");
   }
 }
@@ -1399,14 +1361,24 @@ int main() {
 // target links only fmt; keep assertion failures observable without widening
 // its focused build manifest.
 namespace Common {
+int DbgExitHandler(const char *, int, std::string_view text) {
+  throw std::runtime_error(std::string(text));
+}
+
+int DbgExitHandler(const char *, int, fmt::text_style, std::string_view text) {
+  throw std::runtime_error(std::string(text));
+}
+
 int DbgExitIfHandler(const char *expression, const char *file, int line) {
   throw std::runtime_error(std::string("typed IR assertion: ") + expression +
                            " at " + file + ':' + std::to_string(line));
 }
 
-int DbgNotImplementedHandler(const char *expression, const char *file, int line) {
-  throw std::runtime_error(std::string("typed IR not implemented: ") + expression +
-                           " at " + file + ':' + std::to_string(line));
+int DbgNotImplementedHandler(const char *expression, const char *file,
+                             int line) {
+  throw std::runtime_error(std::string("typed IR not implemented: ") +
+                           expression + " at " + file + ':' +
+                           std::to_string(line));
 }
 
 void DbgExit(int) { throw std::runtime_error("typed IR assertion failed"); }
@@ -1415,8 +1387,8 @@ void DbgExit(int) { throw std::runtime_error("typed IR assertion failed"); }
 // Keep this focused standalone target self-contained by amalgamating its small
 // typed-IR implementation set.
 #include "graphics/shader/recompiler/ir/Block.cpp"
+#include "graphics/shader/recompiler/ir/Program.cpp"
 #include "graphics/shader/recompiler/ir/Type.cpp"
 #include "graphics/shader/recompiler/ir/Value.cpp"
-#include "graphics/shader/recompiler/ir/Program.cpp"
 #include "graphics/shader/recompiler/ir/opcodes/ValueOpcodes.cpp"
 #include "graphics/shader/recompiler/ir/passes/DeadCodeElimination.cpp"

tests/ScalarProvenanceTests.cpp

@@ -20,6 +20,19 @@ void Check(bool condition, const char *message) {
   }
 }
 
+template <typename F>
+void CheckFatal(F &&function, std::string_view expected, const char *message) {
+  try {
+    function();
+  } catch (const std::runtime_error &error) {
+    Check(std::string_view(error.what()).find(expected) !=
+              std::string_view::npos,
+          message);
+    return;
+  }
+  Check(false, message);
+}
+
 struct Fixture {
   Program program;
 
@@ -58,10 +71,7 @@ struct Fixture {
     return static_cast<uint32_t>(program.memory_info.size() - 1u);
   }
 
-  void Plan() {
-    std::string error;
-    Check(BuildSrtPlan(program, &error), error.c_str());
-  }
+  void Plan() { BuildSrtPlan(program); }
 };
 
 struct TestMemory {
@@ -112,8 +122,7 @@ void TestImmediateFlatteningAndGvn() {
   TestMemory memory_image{{{0x1020u, 0xfeedbeefu}}};
   SrtRuntime runtime{.read_memory = ReadMemory, .userdata = &memory_image};
   std::vector<uint32_t> flat;
-  std::string error;
-  Check(WalkSrt(fixture.program, runtime, flat, &error), error.c_str());
+  Check(WalkSrt(fixture.program, runtime, flat), "flattened SRT walk failed");
   Check(flat == std::vector<uint32_t>{0xfeedbeefu} && memory_image.reads == 1,
         "flattened SRT did not evaluate its canonical read once");
 }
@@ -130,8 +139,7 @@ void TestRawScalarComponentAlignment() {
   TestMemory memory_image{{{0x1000u, 0x12345678u}}};
   SrtRuntime runtime{.read_memory = ReadMemory, .userdata = &memory_image};
   std::vector<uint32_t> flat;
-  std::string error;
-  Check(WalkSrt(fixture.program, runtime, flat, &error), error.c_str());
+  Check(WalkSrt(fixture.program, runtime, flat), "raw scalar SRT walk failed");
   Check(
       flat == std::vector<uint32_t>{0x12345678u} && memory_image.reads == 1,
       "raw scalar base, immediate, and offset were not aligned independently");
@@ -141,11 +149,9 @@ void TestScalarMemoryDomainMismatchFails() {
   Fixture raw;
   const auto raw_memory = raw.AddMemory(ResourceKind::ScalarBuffer);
   RawRead(raw, Address(raw, Value(0x1000u), Value(0u)), Value(0u), raw_memory);
-  std::string error;
-  Check(!BuildSrtPlan(raw.program, &error) &&
-            error.find("incompatible scalar memory metadata") !=
-                std::string::npos,
-        "raw scalar load accepted descriptor-buffer metadata");
+  CheckFatal([&] { BuildSrtPlan(raw.program); },
+             "incompatible scalar memory metadata",
+             "raw scalar load accepted descriptor-buffer metadata");
 
   Fixture buffer;
   const auto buffer_memory = buffer.AddMemory(ResourceKind::ScalarAddress);
@@ -154,11 +160,9 @@ void TestScalarMemoryDomainMismatchFails() {
                   {Value(0x1000u), Value(0u), Value(16u), Value(0u)});
   buffer.EmitMemory(ValueOpcode::ReadConstBuffer, {resource, Value(0u)},
                     buffer_memory);
-  error.clear();
-  Check(!BuildSrtPlan(buffer.program, &error) &&
-            error.find("incompatible scalar memory metadata") !=
-                std::string::npos,
-        "descriptor scalar load accepted raw-address metadata");
+  CheckFatal([&] { BuildSrtPlan(buffer.program); },
+             "incompatible scalar memory metadata",
+             "descriptor scalar load accepted raw-address metadata");
 }
 
 void TestDynamicReadRemainsTyped() {
@@ -191,8 +195,7 @@ void TestNestedSrtWalk() {
   TestMemory memory_image{{{0x1000u, 0x2000u}, {0x2000u, 0xabcdef01u}}};
   SrtRuntime runtime{.read_memory = ReadMemory, .userdata = &memory_image};
   std::vector<uint32_t> flat;
-  std::string error;
-  Check(WalkSrt(fixture.program, runtime, flat, &error), error.c_str());
+  Check(WalkSrt(fixture.program, runtime, flat), "nested SRT walk failed");
   Check(flat == std::vector<uint32_t>({0x2000u, 0xabcdef01u}),
         "nested typed SRT reads were not evaluated in dependency order");
 }
@@ -215,10 +218,8 @@ void TestShaderBaseAndUserData() {
   SrtRuntime runtime{.user_data = user_data,
                      .shader_base = 0x12345678abcdef00ull};
   DescriptorValue result;
-  std::string error;
-  Check(EvaluateDescriptorSource(fixture.program, 0, 0x90, runtime, result,
-                                 &error),
-        error.c_str());
+  Check(EvaluateDescriptorSource(fixture.program, 0, runtime, result),
+        "shader-relative descriptor evaluation failed");
   Check(result.dword_count == 3 && result.dwords[0] == 0xabcdef00u &&
             result.dwords[1] == 0x12345678u && result.dwords[2] == 0x24u,
         "shader-relative typed descriptor expression evaluated incorrectly");
@@ -242,9 +243,8 @@ void TestCarryAndBitFields() {
       {.dwords = {low, high, inserted, sign}, .dword_count = 4});
 
   DescriptorValue result;
-  std::string error;
-  Check(EvaluateDescriptorSource(fixture.program, 0, 0, {}, result, &error),
-        error.c_str());
+  Check(EvaluateDescriptorSource(fixture.program, 0, {}, result),
+        "carry and bit-field descriptor evaluation failed");
   Check(result.dwords[0] == 1u && result.dwords[1] == 1u &&
             result.dwords[2] == 0x89abcdefu && result.dwords[3] == 0xffffffffu,
         "typed carry or bit-field runtime evaluation is incorrect");
@@ -267,17 +267,13 @@ void TestInvariantAndDivergentPhi() {
       {.dwords = {Value(&divergent)}, .dword_count = 1});
 
   DescriptorValue result;
-  std::string error;
-  Check(
-      EvaluateDescriptorSource(fixture.program, 0, 0x100, {}, result, &error) &&
-          result.dwords[0] == 7u,
-      "loop-invariant typed phi was rejected");
+  Check(EvaluateDescriptorSource(fixture.program, 0, {}, result) &&
+            result.dwords[0] == 7u,
+        "loop-invariant typed phi was rejected");
   result.dword_count = 4;
   result.dwords[0] = 0xdeadbeefu;
-  Check(!EvaluateDescriptorSource(fixture.program, 1, 0x104, {}, result,
-                                  &error) &&
-            result.dword_count == 4 && result.dwords[0] == 0xdeadbeefu &&
-            error.find("runtime-dependent") != std::string::npos,
+  Check(!EvaluateDescriptorSource(fixture.program, 1, {}, result) &&
+            result.dword_count == 4 && result.dwords[0] == 0xdeadbeefu,
         "divergent phi did not fail transactionally");
 }
 
@@ -318,8 +314,7 @@ void TestRuntime64BitDescriptorOps() {
       {.dwords = {low, high}, .dword_count = 2});
 
   DescriptorValue result;
-  std::string error;
-  Check(EvaluateDescriptorSource(fixture.program, 0, 0, {}, result, &error) &&
+  Check(EvaluateDescriptorSource(fixture.program, 0, {}, result) &&
             result.dwords[0] == 0xabcdu && result.dwords[1] == 0x1235u,
         "64-bit typed descriptor arithmetic evaluation is incorrect");
 }
@@ -339,10 +334,9 @@ void TestConstantBufferBounds() {
   TestMemory memory_image{{{0x300cu, 0xa5a5a5a5u}}};
   SrtRuntime runtime{.read_memory = ReadMemory, .userdata = &memory_image};
   std::vector<uint32_t> flat;
-  std::string error;
-  Check(WalkSrt(fixture.program, runtime, flat, &error) &&
+  Check(WalkSrt(fixture.program, runtime, flat) &&
             flat == std::vector<uint32_t>{0xa5a5a5a5u},
-        error.c_str());
+        "constant-buffer SRT walk failed");
 
   Fixture overflow;
   const auto overflow_memory = overflow.AddMemory(ResourceKind::ScalarBuffer);
@@ -356,9 +350,8 @@ void TestConstantBufferBounds() {
                 {overflow_read, Value(0u), Value(16u), Value(0u)});
   overflow.Plan();
   flat = {0x55u};
-  Check(!WalkSrt(overflow.program, runtime, flat, &error) &&
-            flat == std::vector<uint32_t>{0x55u} &&
-            error.find("exceeds size") != std::string::npos,
+  Check(!WalkSrt(overflow.program, runtime, flat) &&
+            flat == std::vector<uint32_t>{0x55u},
         "out-of-bounds constant-buffer walk was not transactional");
 }
 
@@ -420,10 +413,9 @@ void TestControlFlowValueSurvivesReadLaneFolding() {
       Libs::Graphics::ShaderRecompiler::CFG::TerminatorKind::Return;
 
   const auto undef = fixture.Emit(ValueOpcode::UndefU32);
-  const auto write = fixture.Emit(
-      ValueOpcode::WriteLane, {undef, Value(42u), Value(5u)});
-  const auto read =
-      fixture.Emit(ValueOpcode::ReadLane, {write, Value(5u)});
+  const auto write =
+      fixture.Emit(ValueOpcode::WriteLane, {undef, Value(42u), Value(5u)});
+  const auto read = fixture.Emit(ValueOpcode::ReadLane, {write, Value(5u)});
   entry_info.condition =
       fixture.Emit(ValueOpcode::IEqual32, {read, Value(42u)});
   fixture.Emit(ValueOpcode::Reference, {entry_info.condition});
@@ -435,11 +427,9 @@ void TestControlFlowValueSurvivesReadLaneFolding() {
   RemoveIdentities(fixture.program.blocks);
   EliminateDeadCode(fixture.program.blocks);
 
-  std::string error;
-  Check(entry_info.condition == Value(true) &&
-            ValidateProgram(fixture.program, true, &error),
-        error.empty() ? "folded branch condition did not survive identity removal"
-                      : error.c_str());
+  Check(entry_info.condition == Value(true),
+        "folded branch condition did not survive identity removal");
+  ValidateProgram(fixture.program, true);
 }
 
 void TestUndefinedRuntimeValueFails() {
@@ -450,11 +440,8 @@ void TestUndefinedRuntimeValueFails() {
       {.dwords = {undef}, .dword_count = 1});
   DescriptorValue result;
   result.dword_count = 3;
-  std::string error;
-  Check(!EvaluateDescriptorSource(fixture.program, 0, 0x200, {}, result,
-                                  &error) &&
-            result.dword_count == 3 &&
-            error.find("undefined typed runtime value") != std::string::npos,
+  Check(!EvaluateDescriptorSource(fixture.program, 0, {}, result) &&
+            result.dword_count == 3,
         "undefined typed descriptor source did not fail transactionally");
 }
 
@@ -464,6 +451,14 @@ namespace Common {
 
 int DbgExitIfHandler(const char *, const char *, int) { return 1; }
 
+int DbgExitHandler(const char *, int, std::string_view text) {
+  throw std::runtime_error(std::string(text));
+}
+
+int DbgExitHandler(const char *, int, fmt::text_style, std::string_view text) {
+  throw std::runtime_error(std::string(text));
+}
+
 void DbgExit(int) { std::abort(); }
 
 } // namespace Common
@@ -496,9 +491,9 @@ int main() {
 // Keep this focused standalone target self-contained by amalgamating its small
 // typed-IR implementation set.
 #include "../src/graphics/shader/recompiler/ir/Block.cpp"
+#include "../src/graphics/shader/recompiler/ir/Program.cpp"
 #include "../src/graphics/shader/recompiler/ir/Type.cpp"
 #include "../src/graphics/shader/recompiler/ir/Value.cpp"
-#include "../src/graphics/shader/recompiler/ir/Program.cpp"
 #include "../src/graphics/shader/recompiler/ir/opcodes/ValueOpcodes.cpp"
 #include "../src/graphics/shader/recompiler/ir/passes/ConstantPropagation.cpp"
 #include "../src/graphics/shader/recompiler/ir/passes/DeadCodeElimination.cpp"

tests/ShaderRecompilerComputeTests.cpp

@@ -85,6 +85,12 @@
 #include <string>
 #include <vector>
 
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
+#include <cerrno>
+#include <sys/wait.h>
+#include <unistd.h>
+#endif
+
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 #ifndef NOMINMAX
 #define NOMINMAX
@@ -351,10 +357,23 @@ struct TextureCacheTestAccess {
     return cache.TryDownloadImage(id);
   }
 
+  static void RegisterHtileMeta(TextureCache &cache, uint64_t address) {
+    std::lock_guard lock(cache.m_lock);
+    auto &metadata = cache.m_surface_metas[address];
+    metadata.type = TextureCache::MetaDataInfo::Type::HTile;
+    metadata.clear_mask = 0;
+  }
+
   static TileManager &Tiler(TextureCache &cache) { return cache.m_tiler; }
 };
 
 struct RenderExecutorTestAccess {
+  static bool TryConsumeComputeMetaClear(RenderExecutor &executor,
+                                         const ShaderComputeInputInfo &input,
+                                         const CommandBuffer &buffer) {
+    return executor.TryConsumeComputeMetaClear(input, buffer);
+  }
+
   static TextureBinding
   ResolveTexture(RenderExecutor &executor,
                  const ShaderRecompiler::IR::ImageResource &resource,
@@ -907,6 +926,31 @@ void Require(const char *shader_name, const char *stage, bool value,
   }
 }
 
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
+template <typename Function>
+void ExpectFatal(const char *name, Function function) {
+  const pid_t pid = ::fork();
+  Require(name, "fatal subprocess", pid >= 0,
+          "fork failed while starting fatal shader test");
+  if (pid == 0) {
+    function();
+    ::_exit(0);
+  }
+
+  int status = 0;
+  pid_t waited = -1;
+  do {
+    waited = ::waitpid(pid, &status, 0);
+  } while (waited < 0 && errno == EINTR);
+  Require(name, "fatal subprocess", waited == pid,
+          "waitpid failed while collecting fatal shader test");
+  Require(name, "fatal exit",
+          WIFEXITED(status) && WEXITSTATUS(status) == (321 & 0xff),
+          "fatal shader path did not terminate with status 321");
+  std::printf("[host]    %-32s ok\n", name);
+}
+#endif
+
 void CheckLeastRecentlyUsedCacheOrdering() {
   Common::LeastRecentlyUsedCache<uint32_t, uint64_t> cache;
   const auto first = cache.Insert(1, 1);
@@ -979,7 +1023,6 @@ struct TestCase {
   std::vector<std::pair<std::string, size_t>> decoded_counts;
   std::vector<std::pair<std::string, size_t>> ir_counts;
   u32 expected_storage_mip_descriptors = 0;
-  std::string expected_compile_error;
 };
 
 struct GraphicsCase {
@@ -1179,7 +1222,7 @@ CompiledShader CompileCase(const TestCase &test) {
   options.stage = ShaderType::Compute;
   options.dump_ir = true;
   options.input_info.compute = &test.compute_info;
-  options.user_data = user_data.data();
+  options.user_data = user_data;
   options.read_memory = ReadTestMemory;
   options.read_memory_data = const_cast<std::vector<u32> *>(&test.initial);
   options.scratch_dwords = test.compute_info.scratch_size_dwords;
@@ -1187,17 +1230,7 @@ CompiledShader CompileCase(const TestCase &test) {
     options.wave_size = test.compute_info.wave_size;
   }
 
-  ShaderRecompiler::CompileResult result;
-  std::string error;
-  if (!ShaderRecompiler::TryRecompile(test.code, options, result, &error)) {
-    if (!test.expected_compile_error.empty() &&
-        error.find(test.expected_compile_error) != std::string::npos) {
-      return {};
-    }
-    Fail(test.name, "decode/IR", error.c_str());
-  }
-  Require(test.name, "decode/IR", test.expected_compile_error.empty(),
-          "shader unexpectedly compiled despite the required rejection");
+  auto result = ShaderRecompiler::Recompile(test.code, options);
   for (const auto &[text, expected] : test.decoded_counts) {
     const auto actual = CountText(result.decoded_dump, text);
     Require(test.name, "decoded RDNA2", actual == expected,
@@ -1245,9 +1278,7 @@ CompiledShader CompileCase(const TestCase &test) {
     }
     result.program.bindings = {};
     result.program.binding_layout_complete = false;
-    if (!ShaderRecompiler::IR::AllocateBindings(result.program, 0, &error)) {
-      Fail(test.name, "binding layout", error.c_str());
-    }
+    ShaderRecompiler::IR::AllocateBindings(result.program, 0);
     const auto *shader_data = ShaderRecompiler::IR::FindBinding(
         result.program.bindings,
         ShaderRecompiler::IR::DescriptorBindingKind::UserData);
@@ -1256,13 +1287,8 @@ CompiledShader CompileCase(const TestCase &test) {
                 result.program.bindings.push_constant_size == 0 &&
                 shader_data != nullptr,
             "oversized shader data did not use its storage fallback");
-    std::vector<u32> storage_spirv;
-    if (!ShaderRecompiler::Spirv::EmitProgram(result.program, result.resources,
-                                              options.input_info, storage_spirv,
-                                              &error)) {
-      Fail(test.name, "SPIR-V emit", error.c_str());
-    }
-    result.spirv = std::move(storage_spirv);
+    result.spirv = ShaderRecompiler::Spirv::EmitProgram(
+        result.program, result.resources, options.input_info);
   }
   Require(test.name, "SPIR-V emit", !result.spirv.empty(),
           "recompiler returned empty SPIR-V");
@@ -1336,14 +1362,9 @@ CompiledShader CompileFragmentCase(const GraphicsCase &test) {
   options.stage = ShaderType::Pixel;
   options.dump_ir = false;
   options.input_info.pixel = &pixel_info;
-  options.user_data = user_data.data();
+  options.user_data = user_data;
 
-  ShaderRecompiler::CompileResult result;
-  std::string error;
-  if (!ShaderRecompiler::TryRecompile(test.fragment_code, options, result,
-                                      &error)) {
-    Fail(test.name, "decode/IR", error.c_str());
-  }
+  auto result = ShaderRecompiler::Recompile(test.fragment_code, options);
   Require(test.name, "SPIR-V emit", !result.spirv.empty(),
           "recompiler returned empty SPIR-V");
   ValidateSpirv(test.name, result.spirv);
@@ -3770,6 +3791,92 @@ public:
     std::printf("[host]    %-32s ok\n", name);
   }
 
+  void CheckComputeMetaClearClassification() {
+    constexpr const char *name = "ComputeMetaClearClassification";
+    constexpr uint64_t read_only_meta = 0x0000000204201f00ull;
+    constexpr uint64_t read_write_meta = 0x0000000204202000ull;
+    constexpr uint64_t write_only_meta = 0x0000000204202100ull;
+    EnsureRuntimeContext();
+    RenderContext context(m_runtime_context);
+    auto &scheduler = context.GetCommandScheduler();
+    HW::Context registers{};
+    HW::UserConfig user_config{};
+    HW::Shader shaders{};
+    scheduler.Begin(registers, user_config, shaders);
+    auto &texture_cache = context.GetTextureCache();
+    TextureCacheTestAccess::RegisterHtileMeta(texture_cache, read_only_meta);
+    TextureCacheTestAccess::RegisterHtileMeta(texture_cache, read_write_meta);
+    TextureCacheTestAccess::RegisterHtileMeta(texture_cache, write_only_meta);
+    Require(name, "HTile fixture",
+            texture_cache.IsMeta(read_only_meta) &&
+                texture_cache.IsMeta(read_write_meta) &&
+                texture_cache.IsMeta(write_only_meta) &&
+                !texture_cache.IsMetaCleared(read_only_meta, 0) &&
+                !texture_cache.IsMetaCleared(read_write_meta, 0) &&
+                !texture_cache.IsMetaCleared(write_only_meta, 0),
+            "test HTile entries were not registered in their initial state");
+
+    const auto MakeInput = [](uint64_t address, bool read, bool written) {
+      auto program = std::make_shared<ShaderRecompiler::IR::Program>();
+      program->stage = ShaderType::Compute;
+      ShaderRecompiler::IR::BufferResource resource{};
+      resource.read = read;
+      resource.written = written;
+      resource.formatted = true;
+      program->info.buffers.push_back(resource);
+
+      ShaderBufferResource descriptor{};
+      descriptor.UpdateAddress48(address);
+      descriptor.fields[1] |= 16u << 16u;
+      descriptor.fields[2] = 8;
+      descriptor.fields[3] =
+          DstSel(4, 5, 6, 7) |
+          (static_cast<uint32_t>(Prospero::BufferFormat::k32_32_32_32UInt)
+           << 12u);
+      ShaderRecompiler::IR::DescriptorValue value{};
+      value.dword_count = 4;
+      std::copy_n(descriptor.fields, value.dword_count, value.dwords.begin());
+      auto snapshot =
+          std::make_shared<ShaderRecompiler::IR::ResourceSnapshot>();
+      snapshot->buffers.push_back(value);
+
+      ShaderComputeInputInfo input{};
+      input.stage.program = std::move(program);
+      input.stage.resources = std::move(snapshot);
+      return input;
+    };
+    auto &executor = context.GetRenderExecutor();
+    auto &command = scheduler.Current();
+    const auto read_only_input = MakeInput(read_only_meta, true, false);
+    const bool read_only_consumed =
+        RenderExecutorTestAccess::TryConsumeComputeMetaClear(
+            executor, read_only_input, command);
+    Require(name, "read-only dispatch preserved",
+            !read_only_consumed &&
+                !texture_cache.IsMetaCleared(read_only_meta, 0),
+            "a metadata read-only dispatch changed logical clear state");
+
+    const auto read_write_input = MakeInput(read_write_meta, true, true);
+    const bool read_write_consumed =
+        RenderExecutorTestAccess::TryConsumeComputeMetaClear(
+            executor, read_write_input, command);
+    Require(name, "read/write dispatch preserved",
+            !read_write_consumed &&
+                !texture_cache.IsMetaCleared(read_write_meta, 0),
+            "a metadata read/modify/write dispatch was replaced by a clear");
+
+    const auto write_only_input = MakeInput(write_only_meta, false, true);
+    const bool write_only_consumed =
+        RenderExecutorTestAccess::TryConsumeComputeMetaClear(
+            executor, write_only_input, command);
+    Require(name, "write-only fill consumed",
+            write_only_consumed &&
+                texture_cache.IsMetaCleared(write_only_meta, 0),
+            "a metadata write-only fill was not consumed as a clear");
+    scheduler.Finish();
+    std::printf("[host]    %-32s ok\n", name);
+  }
+
   void CheckUnifiedTextureCacheFlow() {
     constexpr const char *name = "UnifiedTextureCacheFlow";
     constexpr uintptr_t base = 0x0000000200600000ull;
@@ -7052,8 +7159,7 @@ public:
       registers.SetColorAttrib3(0,
                                 {.tile_mode = Prospero::TileMode::kRenderTarget,
                                  .dimension = 0,
-                                 .cmask_pipe_aligned = true,
-                                 .dcc_pipe_aligned = true});
+                                 .metadata_pipe_aligned = true});
       registers.SetRenderTargetMask(0x0f);
       scheduler.Begin(registers, user_config, shaders);
 
@@ -7086,7 +7192,7 @@ public:
                   rendering.width == width && rendering.height == height &&
                   rendering.num_layers == 1 &&
                   rendering.num_color_attachments == 1,
-              "SDK dimension=0 did not create a 512x1 Vulkan attachment");
+              "dimension=0 did not create a 512x1 Vulkan attachment");
 
       RenderExecutorTestAccess::ResetBindings(executor);
       resources.UnmapMemory(base, allocation_size);
@@ -7145,8 +7251,7 @@ public:
                                 {.depth = 31,
                                  .tile_mode = Prospero::TileMode::kRenderTarget,
                                  .dimension = 2,
-                                 .cmask_pipe_aligned = true,
-                                 .dcc_pipe_aligned = true});
+                                 .metadata_pipe_aligned = true});
       constexpr uint64_t dcc_address = base + allocation_size - 0x1000;
       registers.SetColorDccAddr(0, {.addr = dcc_address});
       registers.SetColorClearWord0(0, {.word0 = 0});
@@ -7190,7 +7295,7 @@ public:
               static_cast<bool>(image.backing.flags &
                                 vk::ImageCreateFlagBits::e2DArrayCompatible) &&
               image.usage.render_target && image.IsGpuModified(),
-          "dimension=2/depth=31 did not create the SDK-defined 32x32x32 "
+          "dimension=2/depth=31 did not create the expected 32x32x32 "
           "backing and 2D "
           "attachment slice");
 
@@ -7359,8 +7464,7 @@ public:
       registers.SetColorAttrib2(0, {.height = 255, .width = 255});
       registers.SetColorAttrib3(0, {.tile_mode = tile_case.tile,
                                     .dimension = 1,
-                                    .cmask_pipe_aligned = true,
-                                    .dcc_pipe_aligned = true});
+                                    .metadata_pipe_aligned = true});
       registers.SetRenderTargetMask(0x0f);
       scheduler.Begin(registers, user_config, shaders);
 
@@ -7469,8 +7573,7 @@ public:
       registers.SetColorAttrib2(0, {.height = 63, .width = 63});
       registers.SetColorAttrib3(0, {.tile_mode = Prospero::TileMode::kDepth,
                                     .dimension = 1,
-                                    .cmask_pipe_aligned = true,
-                                    .dcc_pipe_aligned = true});
+                                    .metadata_pipe_aligned = true});
       registers.SetRenderTargetMask(0x0f);
       scheduler.Begin(registers, user_config, shaders);
 
@@ -7579,10 +7682,7 @@ public:
       const auto allocate_bindings =
           [&](ShaderRecompiler::IR::Program &program) {
             program.shader_info_complete = true;
-            std::string error;
-            Require(name, "binding layout",
-                    ShaderRecompiler::IR::AllocateBindings(program, 0, &error),
-                    error.c_str());
+            ShaderRecompiler::IR::AllocateBindings(program, 0);
           };
 
       constexpr auto stencil_format = Prospero::BufferFormat::k8UInt;
@@ -7616,11 +7716,7 @@ public:
       ShaderRecompiler::IR::DescriptorValue null_descriptor{};
       null_descriptor.dword_count = 8;
       null_snapshot.images.assign(3, null_descriptor);
-      std::string null_error;
-      Require(name, "null specialization",
-              ShaderRecompiler::IR::SpecializeResources(
-                  null_program, null_snapshot, &null_error),
-              null_error.c_str());
+      ShaderRecompiler::IR::SpecializeResources(null_program, null_snapshot);
       allocate_bindings(null_program);
       ShaderStageRuntime null_runtime{
           std::make_shared<const ShaderRecompiler::IR::Program>(
@@ -8361,12 +8457,17 @@ public:
       RenderExecutorTestAccess::ResetBindings(executor);
 
       constexpr uint64_t depth_only_address = base + 0x140000;
+      constexpr uint64_t depth_only_htile_address = base + 0x150000;
+      constexpr uint32_t captured_depth_only_z_info = 0x22900983u;
+      constexpr uint32_t captured_depth_only_stencil_info = 0x00100980u;
       HW::DepthRenderTarget depth_only_target{};
-      depth_only_target.z_info.format = Prospero::DepthFormat::kZ32F;
-      depth_only_target.z_info.z_compare_base = Prospero::ZCompareBase::kZMax;
-      depth_only_target.stencil_info.htile_stencil_disabled = true;
+      depth_only_target.z_info =
+          HW::DepthZInfo::Decode(captured_depth_only_z_info);
+      depth_only_target.stencil_info =
+          HW::DepthStencilInfo::Decode(captured_depth_only_stencil_info);
       depth_only_target.z_read_base_addr = depth_only_address;
       depth_only_target.z_write_base_addr = depth_only_address;
+      depth_only_target.htile_data_base_addr = depth_only_htile_address;
       depth_only_target.size = {63, 63, true};
       registers.SetDepthRenderTarget(depth_only_target);
       HW::DepthControl depth_only_control{};
@@ -8385,6 +8486,7 @@ public:
       Require(
           name, "depth-only target with stale stencil state",
           depth_only.image_id && depth_only.format == vk::Format::eD32Sfloat &&
+              depth_only.htile &&
               depth_only.depth_test_enable && depth_only.depth_write_enable &&
               depth_only.depth_clear_enable &&
               !depth_only.stencil_test_enable &&
@@ -8392,14 +8494,16 @@ public:
               depth_only.stencil_buffer_vaddr == 0 &&
               depth_only.stencil_buffer_size == 0 &&
               depth_only.desc.info.stencil.Empty() &&
+              depth_only.htile_buffer_vaddr == depth_only_htile_address &&
+              depth_only.desc.info.metadata.range.address ==
+                  depth_only_htile_address &&
               depth_only.depth_buffer_size != 0 &&
               depth_only_address + depth_only.depth_buffer_size <=
                   base + allocation_size &&
               depth_only.vaddr_num == 1 &&
               depth_only.AttachmentWriteAspects() ==
                   vk::ImageAspectFlagBits::eDepth,
-          "raw stencil test or clear state leaked into a depth-only "
-          "attachment");
+          "inactive stencil state changed a depth-only HTile attachment");
       RenderExecutorTestAccess::ResetBindings(executor);
 
       const auto sampled_width = depth_only.desc.info.extent.width - 1u;
@@ -11657,10 +11761,6 @@ void CompareGraphicsWords(const GraphicsCase &test,
 
 void RunCase(VulkanHarness *vulkan, const TestCase &test) {
   auto compiled = CompileCase(test);
-  if (!test.expected_compile_error.empty()) {
-    std::printf("[compute] %-32s ok\n", test.name);
-    return;
-  }
   if (test.image_descriptor_swizzle != DstSel(4, 5, 6, 7)) {
     Require(test.name, "resource specialization",
             !compiled.program.info.images.empty() &&
@@ -12959,6 +13059,36 @@ TestCase ScalarFlbitI32B64Gpu() {
            O::BUFFER_STORE_DWORD, O::S_ENDPGM}};
 }
 
+TestCase ScalarFlbitI32B32Gpu() {
+  using O = ShaderOpcode;
+
+  std::vector<u32> code;
+  AppendSMovLiteral(&code, 0, 0x00000000u);
+  code.push_back(EncodeSop1(0x15, 20, 0));
+
+  AppendSMovLiteral(&code, 0, 0x0000ccccu);
+  code.push_back(EncodeSop1(0x15, 21, 0));
+
+  AppendSMovLiteral(&code, 0, 0x80000000u);
+  code.push_back(EncodeSop1(0x15, 22, 0));
+
+  AppendSMovLiteral(&code, 0, 0x7fffffffu);
+  code.push_back(EncodeSop1(0x15, 23, 0));
+
+  AppendStoreSgpr(&code, 20, 0);
+  AppendStoreSgpr(&code, 21, 1);
+  AppendStoreSgpr(&code, 22, 2);
+  AppendStoreSgpr(&code, 23, 3);
+  AppendEnd(&code);
+
+  return {"ScalarFlbitI32B32Gpu",
+          code,
+          {},
+          {0xffffffffu, 16, 0, 1},
+          {O::S_MOV_B32, O::S_FLBIT_I32_B32, O::V_MOV_B32,
+           O::BUFFER_STORE_DWORD, O::S_ENDPGM}};
+}
+
 TestCase ScalarSaveExecOps() {
   using O = ShaderOpcode;
 
@@ -13680,6 +13810,32 @@ TestCase Vop2SdwaAshrrevCapturedWord0SignExtends() {
   return test;
 }
 
+TestCase Vop2SdwaLshrrevCapturedByte1Source() {
+  using O = ShaderOpcode;
+
+  std::vector<u32> code;
+  AppendSMovLiteral(&code, 106, 4);
+  AppendBufferLoadDword(&code, 8, 30);
+  code.push_back(0x2c1210f9u);
+  code.push_back(0x0186066au); // v_lshrrev_b32 v9, vcc_lo, v8.byte1
+  AppendStoreVgpr(&code, 9, 1);
+  AppendEnd(&code);
+
+  TestCase test;
+  test.name = "Vop2SdwaLshrrevCapturedByte1Source";
+  test.code = std::move(code);
+  test.initial = {0x12348678u, 0};
+  test.expected = {0x12348678u, 8};
+  test.opcodes = {O::S_MOV_B32, O::BUFFER_LOAD_DWORD, O::V_LSHRREV_B32,
+                  O::V_MOV_B32, O::BUFFER_STORE_DWORD, O::S_ENDPGM};
+  test.decoded_counts = {
+      {"V_LSHRREV_B32 v9, vcc_lo, v8.sdwa(sel=1,sext=0)", 1}};
+  test.ir_counts = {{" = BitFieldUExtract ", 1},
+                    {" = ShiftRightLogical32 ", 1}};
+  test.required_spirv = {"OpBitFieldUExtract", "OpShiftRightLogical"};
+  return test;
+}
+
 TestCase Vop2SdwaSubNcPreservesByteAndWordDestinations() {
   using O = ShaderOpcode;
 
@@ -16064,6 +16220,36 @@ TestCase VectorVop3CompareGtU64OnGpu() {
   return test;
 }
 
+TestCase VectorVopcCompareLtU64OnGpu() {
+  using O = ShaderOpcode;
+
+  std::vector<u32> code;
+  AppendVMovU32(&code, 0, 5);
+  AppendVMovU32(&code, 1, 0);
+  AppendVMovU32(&code, 2, 1);
+
+  AppendSMovLiteral(&code, 4, 4);
+  AppendSMovLiteral(&code, 5, 0);
+  code.push_back(EncodeVopc(0xe1, 4, 0));
+  code.push_back(EncodeVop2(0x01, 3, InlineU32(0), 2));
+  AppendStoreVgpr(&code, 3, 0);
+
+  AppendSMovLiteral(&code, 4, 6);
+  code.push_back(EncodeVopc(0xe1, 4, 0));
+  code.push_back(EncodeVop2(0x01, 4, InlineU32(0), 2));
+  AppendStoreVgpr(&code, 4, 1);
+  AppendEnd(&code);
+
+  TestCase test{"VectorVopcCompareLtU64OnGpu",
+                code,
+                {},
+                {1, 0},
+                {O::V_MOV_B32, O::S_MOV_B32, O::V_CMP_LT_U64,
+                 O::V_CNDMASK_B32, O::BUFFER_STORE_DWORD, O::S_ENDPGM}};
+  test.decoded_counts = {{"V_CMP_LT_U64 vcc_lo, s4, v0", 2}};
+  return test;
+}
+
 TestCase VectorVop3CompareEqI64OnGpu() {
   using O = ShaderOpcode;
 
@@ -18506,8 +18692,6 @@ TestCase FlatStoreVariants() {
                 {O::V_MOV_B32, O::FLAT_STORE_BYTE, O::FLAT_STORE_SHORT,
                  O::FLAT_STORE_DWORD, O::FLAT_STORE_DWORDX2,
                  O::FLAT_STORE_DWORDX3, O::FLAT_STORE_DWORDX4, O::S_ENDPGM}};
-  test.expected_compile_error =
-      "writable FLAT/GLOBAL addresses require GPU ownership tracking";
   return test;
 }
 
@@ -20314,9 +20498,7 @@ void CheckIndirectImageKeySwitch() {
   program.info.samplers.push_back({1u, 0x10f0u});
   program.info.sampled_pairs.push_back({0u, 0u, 0x10f0u});
 
-  std::string error;
-  Require(name, "binding layout", AllocateBindings(program, 0, &error),
-          error.c_str());
+  AllocateBindings(program, 0);
   ResourceSnapshot snapshot{};
   DescriptorValue descriptor{};
   descriptor.dword_count = 8;
@@ -20340,14 +20522,9 @@ void CheckIndirectImageKeySwitch() {
   snapshot.samplers.push_back(sampler_descriptor);
 
   ShaderComputeInputInfo compute{};
-  std::vector<u32> spirv;
-  Require(name, "SPIR-V requirements",
-          ShaderRecompiler::Spirv::AnalyzeProgramRequirements(program, &error),
-          error.c_str());
-  Require(name, "SPIR-V emit",
-          ShaderRecompiler::Spirv::EmitProgram(
-              program, snapshot, {.compute = &compute}, spirv, &error),
-          error.c_str());
+  ShaderRecompiler::Spirv::AnalyzeProgramRequirements(program);
+  auto spirv = ShaderRecompiler::Spirv::EmitProgram(program, snapshot,
+                                                    {.compute = &compute});
   ValidateSpirv(name, spirv);
   spvtools::SpirvTools tools(SPV_ENV_VULKAN_1_2);
   std::string text;
@@ -21130,6 +21307,7 @@ std::vector<TestCase> MakeCases() {
   AddCase(ScalarMovB32SpecialAliases);
   AddCase(ScalarQuadmaskB64);
   AddCase(ScalarFlbitI32B64Gpu);
+  AddCase(ScalarFlbitI32B32Gpu);
   AddCase(ScalarSaveExecOps);
   AddCase(ScalarOrn2SaveexecUsesSourceOrNotExec);
   AddCase(ScalarGetpcWritesNextInstructionPc);
@@ -21153,6 +21331,7 @@ std::vector<TestCase> MakeCases() {
   AddCase(Vop2SdwaSubNcExactByte2Destination);
   AddCase(Vop2SdwaAddNcCapturedHighWordDestination);
   AddCase(Vop2SdwaAshrrevCapturedWord0SignExtends);
+  AddCase(Vop2SdwaLshrrevCapturedByte1Source);
   AddCase(Vop2SdwaSubNcPreservesByteAndWordDestinations);
   AddCase(Vop3CvtPkI16I32Captured);
   AddCase(Vop3Med3I16Captured);
@@ -21219,6 +21398,7 @@ std::vector<TestCase> MakeCases() {
   AddCase(VectorVop3CompareEqI64OnGpu);
   AddCase(VectorVop3CompareEqU64OnGpu);
   AddCase(VectorVop3CompareGtU64OnGpu);
+  AddCase(VectorVopcCompareLtU64OnGpu);
   AddCase(VectorVop3CompareNeU64OnGpu);
   AddCase(VectorVopcCmpxNeU64CapturedExecMask);
   AddCase(VectorVop3CmpxNeI64CapturedExecMask);
@@ -21314,7 +21494,6 @@ std::vector<TestCase> MakeCases() {
   AddCase(GlobalSignedImmediateRebasesBeforeSaddr);
   AddCase(FlatSegmentIgnoresSaddrAndMasksOffsetMsb);
   AddCase(ScratchIsPrivatePerInvocation);
-  AddCase(FlatStoreVariants);
   AddCase(DsReadWriteVariants);
   AddCase(DsWriteB16D16HiCapturedUsesHighHalf);
   AddCase(DsReadU16D16CapturedPreservesHighHalf);
@@ -21433,26 +21612,21 @@ void CheckPs5GameExampleImageClearRuntimeShape() {
   compute.thread_ids_num = 1;
   compute.workgroup_register = 8;
 
-  const auto Compile = [&](const char *stage, const std::vector<u32> &code) {
+  const auto Compile = [&](const std::vector<u32> &code) {
     ShaderRecompiler::CompileOptions options;
     options.stage = ShaderType::Compute;
     options.wave_size = 64;
     options.user_data_base = 0;
-    options.user_data_count = static_cast<u32>(user_data.size());
-    options.user_data = user_data.data();
+    options.user_data = user_data;
     options.input_info.compute = &compute;
     options.dump_ir = false;
-    ShaderRecompiler::CompileResult result;
-    std::string error;
-    Require("Ps5GameExampleImageClear", stage,
-            ShaderRecompiler::TryRecompile(code, options, result, &error),
-            error);
+    auto result = ShaderRecompiler::Recompile(code, options);
     ValidateSpirv("Ps5GameExampleImageClear", result.spirv);
     return result;
   };
 
   const auto code = MakeCode();
-  auto positive = Compile("exact Prospero kernel", code);
+  auto positive = Compile(code);
 
   compute.stage.program = std::make_shared<const ShaderRecompiler::IR::Program>(
       std::move(positive.program));
@@ -21539,15 +21713,10 @@ void CheckEmbeddedFetchVertexOffset() {
     ShaderRecompiler::CompileOptions options;
     options.stage = ShaderType::Vertex;
     options.user_data_base = 8;
-    options.user_data_count = static_cast<u32>(user_data.size());
-    options.user_data = user_data.data();
+    options.user_data = user_data;
     options.input_info.vertex = &vertex;
 
-    ShaderRecompiler::CompileResult result;
-    std::string error;
-    Require(name, "compile",
-            ShaderRecompiler::TryRecompile(code, options, result, &error),
-            error);
+    auto result = ShaderRecompiler::Recompile(code, options);
     Require(name, "fetch rewrite",
             result.program.info.vertex_fetch_components[0] == 4,
             "encoded fetch sequence was not recognized and rewritten");
@@ -23477,12 +23646,8 @@ void CheckImageSamplerSpecialization() {
   ShaderRecompiler::IR::DescriptorValue sampler_descriptor{};
   sampler_descriptor.dword_count = 4;
   mixed_sampler_snapshot.samplers.push_back(sampler_descriptor);
-  std::string specialization_error;
-  Require("ImageSamplerSpecialization", "mixed sampler specialization",
-          ShaderRecompiler::IR::SpecializeResources(mixed_sampler_program,
-                                                    mixed_sampler_snapshot,
-                                                    &specialization_error),
-          specialization_error);
+  ShaderRecompiler::IR::SpecializeResources(mixed_sampler_program,
+                                            mixed_sampler_snapshot);
   Require("ImageSamplerSpecialization", "mixed sampler variant",
           mixed_sampler_program.info.samplers.size() == 2u &&
               !mixed_sampler_program.info.samplers[0].force_point_filtering &&
@@ -23493,25 +23658,45 @@ void CheckImageSamplerSpecialization() {
           "a shared native/bit-packed sampler was not split into point and "
           "native variants");
 
-  ShaderRecompiler::IR::Program packed_atomic_program;
-  packed_atomic_program.resource_tracking_complete = true;
-  auto packed_atomic_image = sampled_image;
-  packed_atomic_image.kind =
-      ShaderRecompiler::IR::ResourceKind::StorageImageUint;
-  packed_atomic_image.written = true;
-  packed_atomic_image.atomic = true;
-  packed_atomic_program.info.images.push_back(packed_atomic_image);
-  ShaderRecompiler::IR::ResourceSnapshot packed_atomic_snapshot;
-  packed_atomic_snapshot.images.push_back(packed_image_descriptor);
-  std::string atomic_error;
-  Require("ImageSamplerSpecialization", "packed atomic rejection",
-          !ShaderRecompiler::IR::SpecializeResources(
-              packed_atomic_program, packed_atomic_snapshot, &atomic_error) &&
-              atomic_error.find("unsupported format 34") != std::string::npos,
-          "a non-atomic PS5 packed format entered the typed atomic path");
   std::printf("[host]    %-32s ok\n", "ImageSpecializationPipelineId");
 }
 
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
+void CheckShaderRecompilerFatalContracts() {
+  ExpectFatal("WritableFlatStoreRejection", [] {
+    const auto test = FlatStoreVariants();
+    (void)CompileCase(test);
+  });
+
+  ExpectFatal("PackedAtomicImageRejection", [] {
+    ShaderRecompiler::IR::Program program;
+    program.resource_tracking_complete = true;
+
+    ShaderRecompiler::IR::ImageResource image;
+    image.kind = ShaderRecompiler::IR::ResourceKind::StorageImageUint;
+    image.dimension = ShaderRecompiler::Decoder::ImageDimension::Dim2D;
+    image.read = true;
+    image.written = true;
+    image.atomic = true;
+    program.info.images.push_back(image);
+
+    ShaderRecompiler::IR::DescriptorValue descriptor{};
+    descriptor.dword_count = 8;
+    descriptor.dwords[0] = 0x2000u;
+    descriptor.dwords[1] =
+        static_cast<uint32_t>(Prospero::BufferFormat::k11_11_10UInt) << 20u;
+    descriptor.dwords[2] = 3u | (3u << 14u);
+    descriptor.dwords[3] =
+        DstSel(4, 5, 6, 7) |
+        (static_cast<uint32_t>(Prospero::ImageType::kColor2D) << 28u);
+
+    ShaderRecompiler::IR::ResourceSnapshot snapshot;
+    snapshot.images.push_back(descriptor);
+    ShaderRecompiler::IR::SpecializeResources(program, snapshot);
+  });
+}
+#endif
+
 void CheckStorageTextureVolumeUploadLayout() {
   constexpr auto format = Prospero::BufferFormat::k16_16_16_16Float;
   constexpr uint32_t width = 33;
@@ -23776,18 +23961,18 @@ void CheckNativeMsaaState() {
 }
 
 void CheckDepthHtileStencilCompatibility() {
+  Require("DepthHtileStencilCompatibility", "inactive stencil plane",
+          depth_htile_stencil_acceleration_compatible(false, true, false),
+          "inactive Hi-Stencil state was treated as an attachment");
   Require("DepthHtileStencilCompatibility", "disabled acceleration",
-          depth_htile_stencil_acceleration_compatible(false, false, true),
+          depth_htile_stencil_acceleration_compatible(true, false, true),
           "disabled Hi-Stencil state was rejected");
   Require("DepthHtileStencilCompatibility", "PS5 stencil plus HTile",
           depth_htile_stencil_acceleration_compatible(true, true, false),
           "valid PS5 Hi-Stencil attachment was rejected");
-  Require("DepthHtileStencilCompatibility", "missing stencil plane",
-          !depth_htile_stencil_acceleration_compatible(false, true, false),
-          "Hi-Stencil without a stencil plane was silently admitted");
   Require("DepthHtileStencilCompatibility", "missing HTile metadata",
           !depth_htile_stencil_acceleration_compatible(true, false, false),
-          "Hi-Stencil without HTile metadata was silently admitted");
+          "active Hi-Stencil without HTile metadata was admitted");
   std::printf("[host]    %-32s ok\n", "DepthHtileStencilCompatibility");
 }
 
@@ -24228,14 +24413,10 @@ void CheckEmbeddedFetchLaneSpill() {
   ShaderRecompiler::CompileOptions options;
   options.stage = ShaderType::Vertex;
   options.user_data_base = 8;
-  options.user_data_count = static_cast<u32>(user_data.size());
-  options.user_data = user_data.data();
+  options.user_data = user_data;
   options.input_info.vertex = &vertex;
 
-  ShaderRecompiler::CompileResult result;
-  std::string error;
-  Require("EmbeddedFetchLaneSpill", "compile",
-          ShaderRecompiler::TryRecompile(code, options, result, &error), error);
+  auto result = ShaderRecompiler::Recompile(code, options);
   Require("EmbeddedFetchLaneSpill", "fetch rewrite",
           result.program.info.vertex_fetch_components[0] == 4,
           "lane-spilled fetch descriptor was not recognized and rewritten");
@@ -24378,6 +24559,189 @@ void CheckPm4StencilInfoValueLane(RenderContext &renderer) {
   std::printf("[host]    %-32s ok\n", "Pm4StencilInfoValueLane");
 }
 
+void CheckPm4NativeTargetGeometryRegisters(RenderContext &renderer) {
+  GraphicsInitJmpTables();
+  CommandProcessor packet(renderer, 0);
+  CommandProcessor indirect(renderer, 0);
+
+  const auto write_context = [](CommandProcessor &processor, uint32_t offset,
+                                uint32_t value) {
+    std::array<uint32_t, 3> command{
+        KYTY_PM4(3, Pm4::IT_SET_CONTEXT_REG, Pm4::R_ZERO), offset, value};
+    Pm4Execution execution;
+    return processor.Process(execution, command) == Pm4ProcessResult::Complete;
+  };
+
+  constexpr uint32_t color_slot = 7;
+  constexpr uint32_t width_minus_one = 1919;
+  constexpr uint32_t height_minus_one = 1079;
+  constexpr uint32_t depth_minus_one = 5;
+  constexpr uint32_t max_mip = 3;
+  constexpr uint32_t dimension_3d = 2;
+  constexpr uint32_t attrib2_value =
+      height_minus_one | (width_minus_one << 14u) | (max_mip << 28u);
+  constexpr uint32_t attrib3_value =
+      depth_minus_one |
+      (static_cast<uint32_t>(Prospero::TileMode::kStandard64KB) << 14u) |
+      (dimension_3d << 24u) | (1u << 26u) | (1u << 30u);
+
+  const bool color_packets_complete =
+      write_context(packet, Pm4::CB_COLOR7_ATTRIB2, attrib2_value) &&
+      write_context(packet, Pm4::CB_COLOR7_ATTRIB3, attrib3_value);
+  g_hw_ctx_indirect_func[Pm4::CB_COLOR7_ATTRIB2](
+      indirect, Pm4::CB_COLOR7_ATTRIB2, attrib2_value);
+  g_hw_ctx_indirect_func[Pm4::CB_COLOR7_ATTRIB3](
+      indirect, Pm4::CB_COLOR7_ATTRIB3, attrib3_value);
+
+  const auto color_matches = [](const HW::RenderTarget &target) {
+    return target.attrib2.width == width_minus_one &&
+           target.attrib2.height == height_minus_one &&
+           target.attrib2.num_mip_levels == max_mip &&
+           target.attrib3.depth == depth_minus_one &&
+           target.attrib3.tile_mode == Prospero::TileMode::kStandard64KB &&
+           target.attrib3.dimension == dimension_3d &&
+           target.attrib3.metadata_pipe_aligned;
+  };
+  Require("Pm4NativeTargetGeometry", "sparse color geometry",
+          color_packets_complete &&
+              color_matches(packet.GetCtx().GetRenderTarget(color_slot)) &&
+              color_matches(indirect.GetCtx().GetRenderTarget(color_slot)) &&
+              !color_matches(packet.GetCtx().GetRenderTarget(0)) &&
+              !color_matches(indirect.GetCtx().GetRenderTarget(0)),
+          "ATTRIB2/ATTRIB3 did not provide native color extent and layout");
+
+  constexpr uint32_t depth_size_value =
+      width_minus_one | (height_minus_one << 16u);
+  const bool depth_packet_complete =
+      write_context(packet, Pm4::DB_DEPTH_SIZE_XY, depth_size_value);
+  g_hw_ctx_indirect_func[Pm4::DB_DEPTH_SIZE_XY](indirect, Pm4::DB_DEPTH_SIZE_XY,
+                                                depth_size_value);
+  const auto depth_matches = [](const HW::DepthRenderTarget &target) {
+    return target.size.valid && target.size.x_max == width_minus_one &&
+           target.size.y_max == height_minus_one;
+  };
+  Require("Pm4NativeTargetGeometry", "native depth geometry",
+          depth_packet_complete &&
+              depth_matches(packet.GetCtx().GetDepthRenderTarget()) &&
+              depth_matches(indirect.GetCtx().GetDepthRenderTarget()),
+          "DB_DEPTH_SIZE_XY did not provide the native depth extent");
+
+  bool legacy_slots_are_unhandled = true;
+  for (uint32_t slot = 0; slot < 8; slot++) {
+    const auto stride = slot * 15u;
+    const std::array legacy_color_slots{
+        Pm4::CB_COLOR0_BASE + stride + 1u,
+        Pm4::CB_COLOR0_BASE + stride + 2u,
+        Pm4::CB_COLOR0_CMASK + stride + 1u,
+        Pm4::CB_COLOR0_FMASK + stride + 1u,
+    };
+    for (const auto offset : legacy_color_slots) {
+      legacy_slots_are_unhandled &= g_hw_ctx_func[offset] == nullptr &&
+                                    g_hw_ctx_indirect_func[offset] == nullptr;
+    }
+  }
+  // These offsets are the removed GCN DB_DEPTH_INFO, DB_DEPTH_SIZE, and
+  // DB_DEPTH_SLICE holes. Keep them numeric so deleting their legacy PM4 names
+  // does not weaken this dispatch-table regression check.
+  constexpr std::array<uint32_t, 3> legacy_depth_slots{0x000fu, 0x0016u,
+                                                       0x0017u};
+  for (const auto offset : legacy_depth_slots) {
+    legacy_slots_are_unhandled &= g_hw_ctx_func[offset] == nullptr &&
+                                  g_hw_ctx_indirect_func[offset] == nullptr;
+  }
+  // Removed GCN PA_SC_NGG_MODE_CNTL.
+  legacy_slots_are_unhandled &= g_hw_ctx_func[0x0314u] == nullptr &&
+                                g_hw_ctx_indirect_func[0x0314u] == nullptr;
+
+  // Removed GCN shader resource/checksum/queue registers. Numeric offsets keep
+  // this check independent of the deleted legacy names.
+  constexpr std::array<uint32_t, 19> legacy_shader_slots{
+      0x000u, 0x001u, 0x002u, 0x003u, 0x030u, 0x0b0u, 0x0bcu, 0x130u,
+      0x14au, 0x14bu, 0x20eu, 0x20fu, 0x210u, 0x211u, 0x216u, 0x217u,
+      0x219u, 0x21au, 0x27du,
+  };
+  for (const auto offset : legacy_shader_slots) {
+    legacy_slots_are_unhandled &= g_hw_sh_func[offset] == nullptr &&
+                                  g_hw_sh_indirect_func[offset] == nullptr;
+  }
+  for (uint32_t offset = 0x0cau; offset <= 0x0ebu; offset++) {
+    legacy_slots_are_unhandled &= g_hw_sh_func[offset] == nullptr &&
+                                  g_hw_sh_indirect_func[offset] == nullptr;
+  }
+
+  std::array<uint32_t, 3> index_size_packet{
+      KYTY_PM4(3, Pm4::IT_SET_UCONFIG_REG_INDEX, Pm4::R_ZERO),
+      0x20000000u | Pm4::VGT_INDEX_TYPE,
+      0x441u,
+  };
+  Pm4Execution index_size_execution;
+  const bool native_index_size_packet_complete =
+      packet.Process(index_size_execution, index_size_packet) ==
+          Pm4ProcessResult::Complete &&
+      g_hw_uc_func[Pm4::VGT_INDEX_TYPE] != nullptr &&
+      g_hw_uc_indirect_func[Pm4::VGT_INDEX_TYPE] != nullptr &&
+      g_hw_uc_func[Pm4::IA_MULTI_VGT_PARAM] != nullptr &&
+      g_hw_uc_indirect_func[Pm4::IA_MULTI_VGT_PARAM] != nullptr;
+
+  const bool native_pace_slots_are_handled =
+      g_hw_sh_indirect_func[Pm4::SPI_SHADER_PACE_ID_PS] != nullptr &&
+      g_hw_sh_indirect_func[Pm4::SPI_SHADER_PACE_ID_GS] != nullptr &&
+      g_hw_sh_indirect_func[Pm4::COMPUTE_PACE_ID] != nullptr;
+  Require("Pm4NativeTargetGeometry", "legacy register holes",
+          legacy_slots_are_unhandled && native_pace_slots_are_handled &&
+              native_index_size_packet_complete,
+          "a removed GCN register has a handler or a native packet is not handled");
+  std::printf("[host]    %-32s ok\n", "Pm4NativeTargetGeometry");
+}
+
+void CheckPm4PrivateAgcShaderRegisters(RenderContext &renderer) {
+  GraphicsInitJmpTables();
+  CommandProcessor processor(renderer, 0);
+  std::array<uint32_t, 6> registers{
+      Pm4::SPI_SHADER_PGM_RSRC4_GS, 0x0badc0deu,
+      Pm4::SPI_SHADER_PGM_CHKSUM_HS, 0x12345678u,
+      Pm4::SPI_SHADER_PGM_RSRC4_HS, 0x87654321u,
+  };
+  const auto address = reinterpret_cast<uint64_t>(registers.data());
+  std::array<uint32_t, 5> command{
+      KYTY_PM4(5, Pm4::IT_SET_SH_REG_INDIRECT, Pm4::R_ZERO),
+      static_cast<uint32_t>(address), static_cast<uint32_t>(address >> 32u),
+      0x80000000u, 3u,
+  };
+  Pm4Execution execution;
+  const bool handlers_present =
+      g_hw_sh_indirect_func[Pm4::SPI_SHADER_PGM_RSRC4_GS] != nullptr &&
+      g_hw_sh_indirect_func[Pm4::SPI_SHADER_PGM_CHKSUM_HS] != nullptr &&
+      g_hw_sh_indirect_func[Pm4::SPI_SHADER_PGM_RSRC4_HS] != nullptr;
+  Require("Pm4PrivateAgcShaderRegisters", "private shader register stream",
+          handlers_present &&
+              processor.Process(execution, command) == Pm4ProcessResult::Complete,
+          "private AGC shader registers were rejected by SET_SH_REG_INDIRECT");
+  std::printf("[host]    %-32s ok\n", "Pm4PrivateAgcShaderRegisters");
+}
+
+void CheckPm4PrivateAgcUconfigRegisters(RenderContext &renderer) {
+  GraphicsInitJmpTables();
+  CommandProcessor processor(renderer, 0);
+  std::array<uint32_t, 2> registers{
+      Pm4::UC_PARAMETER_OVERSUBSCRIPTION, 0x12345678u,
+  };
+  const auto address = reinterpret_cast<uint64_t>(registers.data());
+  std::array<uint32_t, 5> command{
+      KYTY_PM4(5, Pm4::IT_SET_UCONFIG_REG_INDIRECT, Pm4::R_ZERO),
+      static_cast<uint32_t>(address), static_cast<uint32_t>(address >> 32u),
+      0x80000000u, 1u,
+  };
+  Pm4Execution execution;
+  const bool handler_present =
+      g_hw_uc_indirect_func[Pm4::UC_PARAMETER_OVERSUBSCRIPTION] != nullptr;
+  Require("Pm4PrivateAgcUconfigRegisters", "private UCONFIG register stream",
+          handler_present &&
+              processor.Process(execution, command) == Pm4ProcessResult::Complete,
+          "private AGC UCONFIG register was rejected by SET_UCONFIG_REG_INDIRECT");
+  std::printf("[host]    %-32s ok\n", "Pm4PrivateAgcUconfigRegisters");
+}
+
 void CheckPm4DirectShaderRegisterFallback(RenderContext &renderer) {
   GraphicsInitJmpTables();
   CommandProcessor processor(renderer, 0);
@@ -25041,6 +25405,12 @@ int main(int argc, char **argv) {
   std::setvbuf(stdout, nullptr, _IONBF, 0);
   EnsureConfigInitialized();
   CheckLeastRecentlyUsedCacheOrdering();
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
+  if (argc == 2 && std::strcmp(argv[1], "--shader-fatal-only") == 0) {
+    CheckShaderRecompilerFatalContracts();
+    return 0;
+  }
+#endif
   if (argc == 2 && std::strcmp(argv[1], "--clip-control-only") == 0) {
     CheckClipControlDepthClipState();
     return 0;
@@ -25131,6 +25501,9 @@ int main(int argc, char **argv) {
   }
   if (argc == 2 && std::strcmp(argv[1], "--context-state-only") == 0) {
     VulkanHarness vulkan;
+    CheckPm4NativeTargetGeometryRegisters(vulkan.RuntimeRenderer());
+    CheckPm4PrivateAgcShaderRegisters(vulkan.RuntimeRenderer());
+    CheckPm4PrivateAgcUconfigRegisters(vulkan.RuntimeRenderer());
     CheckPm4BlendColorRegisterRanges(vulkan.RuntimeRenderer());
     CheckPm4PolygonOffsetRegisters(vulkan.RuntimeRenderer());
     CheckPm4ContextStateOperations(vulkan.RuntimeRenderer());
@@ -25169,6 +25542,11 @@ int main(int argc, char **argv) {
     vulkan.CheckUnifiedTextureCacheFlow();
     return 0;
   }
+  if (argc == 2 && std::strcmp(argv[1], "--compute-meta-clear-only") == 0) {
+    VulkanHarness vulkan;
+    vulkan.CheckComputeMetaClearClassification();
+    return 0;
+  }
   if (argc == 2 && std::strcmp(argv[1], "--layered-image-only") == 0) {
     VulkanHarness vulkan;
     vulkan.CheckUnifiedImageViewCache();
@@ -25301,6 +25679,7 @@ int main(int argc, char **argv) {
     std::fprintf(stderr, "unknown test selector: %s\n", argv[1]);
     return 2;
   }
+  CheckShaderRecompilerFatalContracts();
   VulkanHarness vulkan;
 #endif
   CheckClipControlDepthClipState();
@@ -25309,6 +25688,9 @@ int main(int argc, char **argv) {
   CheckPm4AcquireMemNoOp(vulkan.RuntimeRenderer());
   CheckPm4SyntheticOcclusionCounterDump(vulkan.RuntimeRenderer());
   CheckPm4StencilInfoValueLane(vulkan.RuntimeRenderer());
+  CheckPm4NativeTargetGeometryRegisters(vulkan.RuntimeRenderer());
+  CheckPm4PrivateAgcShaderRegisters(vulkan.RuntimeRenderer());
+  CheckPm4PrivateAgcUconfigRegisters(vulkan.RuntimeRenderer());
   CheckPm4DirectShaderRegisterFallback(vulkan.RuntimeRenderer());
   CheckPm4GuardBandRegisterRanges(vulkan.RuntimeRenderer());
   CheckPm4BlendColorRegisterRanges(vulkan.RuntimeRenderer());

tests/ShaderStageRuntimeTests.cpp

@@ -52,7 +52,7 @@ SrtProgram(uint64_t address) {
       ValueOpcode::LoadAddressU32,
       {Value(&handle), Value(0u), Value(0u), Value(true)});
   raw.SetFlags(MemoryFlags{.index = 0, .pc = 0x40});
-  program.srt_reads.push_back({Value(&raw), 0, 0x40});
+  program.srt_reads.push_back({Value(&raw), 0});
 
   auto &srt = value_block.AppendNewInst(ValueOpcode::GetSrtResource);
   auto &flat = value_block.AppendNewInst(ValueOpcode::ReadConst,
@@ -77,17 +77,38 @@ UnbasedFlatProgram() {
   return std::make_shared<const Program>(std::move(program));
 }
 
+std::shared_ptr<const Libs::Graphics::ShaderRecompiler::IR::Program>
+UserDataBufferProgram() {
+  using namespace Libs::Graphics::ShaderRecompiler::IR;
+  Program program;
+  program.stage = Libs::Graphics::ShaderType::Compute;
+  program.srt_plan_complete = true;
+  program.resource_tracking_complete = true;
+  auto &value_block = AddValueBlock(program);
+
+  auto &user_data = value_block.AppendNewInst(
+      ValueOpcode::GetUserData, {Value(static_cast<ScalarReg>(0))});
+  DescriptorSource source;
+  source.dwords[0] = Value(&user_data);
+  source.dwords[1] = Value(0u);
+  source.dwords[2] = Value(0u);
+  source.dwords[3] = Value(0u);
+  source.dword_count = 4;
+  program.descriptor_sources.push_back(source);
+  program.info.buffers.push_back({.source = 0});
+  return std::make_shared<const Program>(std::move(program));
+}
+
 void TestMappedSrtUsesDirectReaderByDefault() {
   using namespace Libs::Graphics;
   const uint32_t dword = 0x12345678;
   auto cached_program = SrtProgram(reinterpret_cast<uint64_t>(&dword));
   ShaderStageRuntime stage;
-  std::string error;
   uint32_t specialization_reads = 0;
-  Check(ShaderMaterializeStageRuntime(cached_program, {}, 0, stage, &error,
+  Check(ShaderMaterializeStageRuntime(cached_program, {}, 0, stage,
                                       RejectSpecializationRead,
                                       &specialization_reads),
-        error.c_str());
+        "mapped SRT stage materialization failed");
   Check(specialization_reads == 0,
         "ordinary SRT read used the specialization reader");
   Check(stage.program == cached_program && stage.resources != nullptr,
@@ -104,16 +125,36 @@ void TestUnbasedFlatCacheHitMaterializes() {
   auto prior_resources =
       std::make_shared<const ShaderRecompiler::IR::ResourceSnapshot>();
   ShaderStageRuntime stage{prior_program, prior_resources};
-  std::string error;
-  Check(ShaderMaterializeStageRuntime(cached_program, {}, 0, stage, &error), error.c_str());
+  Check(ShaderMaterializeStageRuntime(cached_program, {}, 0, stage),
+        "unbased FLAT stage materialization failed");
   Check(stage.program == cached_program && stage.resources != prior_resources,
         "unbased FLAT cache hit did not publish its BDA stage snapshot");
 }
 
+void TestFailedMaterializationPreservesPriorStage() {
+  using namespace Libs::Graphics;
+  auto cached_program = UserDataBufferProgram();
+  auto prior_program = std::make_shared<const ShaderRecompiler::IR::Program>();
+  auto prior_resources =
+      std::make_shared<const ShaderRecompiler::IR::ResourceSnapshot>();
+  ShaderStageRuntime stage{prior_program, prior_resources};
+
+  Check(!ShaderMaterializeStageRuntime(cached_program, {}, 0, stage),
+        "missing runtime user data did not reject the cached stage");
+  Check(stage.program == prior_program && stage.resources == prior_resources,
+        "failed cache materialization replaced the prior stage");
+}
+
 } // namespace
 
 namespace Common {
 
+int DbgExitHandler(const char *, int, std::string_view) { std::abort(); }
+
+int DbgExitHandler(const char *, int, fmt::text_style, std::string_view) {
+  std::abort();
+}
+
 int DbgExitIfHandler(const char *, const char *, int) { return 1; }
 
 void DbgExit(int) { std::abort(); }
@@ -123,6 +164,7 @@ void DbgExit(int) { std::abort(); }
 int main() {
   TestMappedSrtUsesDirectReaderByDefault();
   TestUnbasedFlatCacheHitMaterializes();
+  TestFailedMaterializationPreservesPriorStage();
   std::puts("ShaderStageRuntimeTests: all cases passed");
   return 0;
 }
@@ -130,7 +172,7 @@ int main() {
 // Keep this focused standalone target self-contained by amalgamating its small
 // typed-IR implementation set.
 #include "graphics/shader/recompiler/ir/Block.cpp"
+#include "graphics/shader/recompiler/ir/Program.cpp"
 #include "graphics/shader/recompiler/ir/Type.cpp"
 #include "graphics/shader/recompiler/ir/Value.cpp"
-#include "graphics/shader/recompiler/ir/Program.cpp"
 #include "graphics/shader/recompiler/ir/opcodes/ValueOpcodes.cpp"