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shader: support packed D16 XYZW formatted buffer stores

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Co-authored-by: fxpw <fxpw@outlook.com>
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nmzikandfxpw committed 2026-10-14 19:35:08 +02:00
1 parent c914435f20
commit 4843d8d942
8 files changed
+107 -29
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tests/shaderCfgTests.cpp
+19
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@@ -15375,6 +15375,24 @@ void TestCapturedBufferLoadUbyteD16Decode() {
"captured BUFFER_LOAD_UBYTE_D16 lost its preserved half, address, or coherence flags");
}
void TestCapturedBufferStoreD16XyzwDecode() {
namespace Decoder = ShaderRecompiler::Decoder;
const uint32_t code[] = {0xe21c6000u, 0x8002000eu};
Decoder::Instruction inst;
Decoder::DecodeInstruction(code, 0, inst);
Check(inst.opcode == Decoder::Opcode::BUFFER_STORE_FORMAT_D16_XYZW &&
inst.word_count == 2 && inst.data_dwords == 2 && inst.data_bits == 16 &&
inst.data_components == 4 && inst.formatted && !inst.typed,
"captured D16 XYZW store lost its four components in two packed VGPRs");
Check(inst.dst.kind == Decoder::OperandKind::Vgpr && inst.dst.reg == 0 &&
inst.dst.sdwa_sel == 6 &&
inst.src0.kind == Decoder::OperandKind::Vgpr && inst.src0.reg == 14 &&
inst.src1.kind == Decoder::OperandKind::Sgpr && inst.src1.reg == 8 &&
inst.src2.kind == Decoder::OperandKind::IntegerInlineConstant && inst.src2.value == 0 &&
inst.idxen && !inst.offen && inst.offset == 0 && inst.glc && !inst.dlc && !inst.slc,
"captured D16 XYZW store lost its full source VGPRs, index, or coherence flags");
}
void TestNewShaderRecompilerUnsupportedMemoryDecode() {
const uint32_t mubuf_unknown[] = {EncodeMubuf0(0x7b), EncodeMubuf1(0, 0, 1),
0xbf810000u};
@@ -16059,6 +16077,7 @@ int main() {
TestPixelProgramCacheBindingIdentity();
TestGraphicsPushConstantPlacement();
TestCapturedBufferLoadUbyteD16Decode();
TestCapturedBufferStoreD16XyzwDecode();
TestNewShaderRecompilerUnsupportedMemoryDecode();
TestNewShaderRecompilerVop3LaneReadDestinationEncoding();