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shader: share packed color component encoding

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nmzik committed 2026-10-15 22:28:01 +02:00
1 parent 87d938139d
commit fb213e8ae5
3 files changed
+21 -10
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+4 -10
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@@ -642,19 +642,13 @@ uint32_t StoreTexel(ValueEmitContext& ctx, const IR::MemoryInfo& mem, uint32_t d
} }
if (converted) { if (converted) {
if (!selected) continue; if (!selected) continue;
auto value = EncodeFormattedStoreComponent(ctx.state, info, component, raw, mem.data_bits);
if (!packed) { if (!packed) {
values[component] = value; values[component] =
EncodeFormattedStoreComponent(ctx.state, info, component, raw, mem.data_bits);
continue; continue;
} }
if (info.type == Format::ComponentType::Uint) { const auto value =
value = EmitUMin32(ctx.state, value, EncodePackedColorComponent(ctx.state, info, component, raw, mem.data_bits);
ConstantU32(ctx.state, (1u << info.component_bits[component]) - 1u));
}
if (info.component_bit_offset[component] != 0u) {
value = Binary(ctx.state, spv::OpShiftLeftLogical, TypeU32(ctx.state), value,
ConstantU32(ctx.state, info.component_bit_offset[component]));
}
packed_value = packed_value == zero ? value packed_value = packed_value == zero ? value
: Binary(ctx.state, spv::OpBitwiseOr, TypeU32(ctx.state), packed_value, value); : Binary(ctx.state, spv::OpBitwiseOr, TypeU32(ctx.state), packed_value, value);
continue; continue;
src/graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h
+3
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@@ -459,6 +459,9 @@ uint32_t NormalizeFormatComponent(EmitterState& state, const Format::BufferForma
uint32_t EncodeFormattedStoreComponent(EmitterState& state, const Format::BufferFormatInfo& info, uint32_t EncodeFormattedStoreComponent(EmitterState& state, const Format::BufferFormatInfo& info,
uint32_t component, uint32_t data, uint32_t data_bits); uint32_t component, uint32_t data, uint32_t data_bits);
uint32_t EncodePackedColorComponent(EmitterState& state, const Format::BufferFormatInfo& info,
uint32_t component, uint32_t data, uint32_t data_bits);
spv::Op SpirvAtomicOpcode(IR::ValueOpcode opcode); spv::Op SpirvAtomicOpcode(IR::ValueOpcode opcode);
uint32_t EmitAtomicOperation(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t pointer, uint32_t EmitAtomicOperation(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t pointer,
src/graphics/shader/recompiler/backend/spirv/spirvEmitterMemoryHelpers.cpp
+14
View File
@@ -480,6 +480,20 @@ uint32_t EncodeFormattedStoreComponent(EmitterState& state, const Format::Buffer
return data; return data;
} }
uint32_t EncodePackedColorComponent(EmitterState& state, const Format::BufferFormatInfo& info,
uint32_t component, uint32_t data, uint32_t data_bits) {
auto value = EncodeFormattedStoreComponent(state, info, component, data, data_bits);
if (info.type == Format::ComponentType::Uint) {
value = EmitUMin32(state, value,
ConstantU32(state, (1u << info.component_bits[component]) - 1u));
}
if (info.component_bit_offset[component] != 0u) {
value = Binary(state, spv::OpShiftLeftLogical, TypeU32(state), value,
ConstantU32(state, info.component_bit_offset[component]));
}
return value;
}
spv::Op SpirvAtomicOpcode(IR::ValueOpcode opcode) { spv::Op SpirvAtomicOpcode(IR::ValueOpcode opcode) {
switch (opcode) { switch (opcode) {
case IR::ValueOpcode::SharedAtomicCmpSwap64: case IR::ValueOpcode::SharedAtomicCmpSwap64: