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Shader: execute RDNA2 FP64 shadow arithmetic and log denorm limits

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Shader: disable FP64 denorm preservation controls for now
This commit is contained in:
nmzik
2026-09-26 14:46:41 +04:00
parent cf268af839
commit 16b83a034c
19 changed files with 307 additions and 9 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h
+6
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@@ -68,6 +68,7 @@ struct SpirvRequirements {
bool pixel_valid_mask = false;
bool buffer_int64_atomics = false;
bool coherent_buffers = false;
bool float64 = false;
};
SpirvRequirements AnalyzeProgramRequirements(const IR::Program& program);
@@ -139,6 +140,7 @@ uint32_t TypeU32Pair(EmitterState& state);
uint32_t TypeI32(EmitterState& state);
uint32_t TypeI32Pair(EmitterState& state);
uint32_t TypeF32(EmitterState& state);
uint32_t TypeF64(EmitterState& state);
uint32_t TypeU32Vector(EmitterState& state, uint32_t components);
uint32_t TypeU32Composite(EmitterState& state, uint32_t components);
@@ -167,6 +169,10 @@ template <spv::Op opcode, IR::Type type, typename... Args>
uint32_t EmitNative(EmitterState& state, Args... args) {
const auto result = state.builder.AllocateId();
state.builder.AddFunction(opcode, TypeId(state, type), result, args...);
if constexpr (type == IR::Type::F64 &&
(opcode == spv::OpFMul || opcode == spv::OpFDiv || opcode == spv::OpExtInst)) {
state.builder.AddAnnotation(spv::OpDecorate, result, spv::DecorationNoContraction);
}
return result;
}