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shader: classify native half values with shared operand decoding

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This commit is contained in:
nmzik
2026-10-05 15:31:47 +04:00
parent 1d41ddb378
commit 7a0e1dafd7
13 changed files with 208 additions and 81 deletions
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src/graphics/shader/recompiler/frontend/translate/Compare.cpp
+7 -5
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@@ -72,11 +72,13 @@ void Translator::EmitFloatOrderedCompare(const Decoder::Instruction& inst, bool
EmitCompareResult(inst, ordered ? ir.LogicalNot(unordered) : unordered, false, cmpx);
}
void Translator::EmitFloatClassCompare(const Decoder::Instruction& inst, bool cmpx) {
const auto value = ReadOperand(inst.src0, IR::Type::F32);
const auto mask = ReadOperand(inst.src1, IR::Type::U32);
EmitCompareResult(inst, IR::U1(ir.Emit(IR::ValueOpcode::FPCmpClass32, {value, mask})), false,
cmpx);
void Translator::EmitFloatClassCompare(const Decoder::Instruction& inst, bool cmpx, bool half) {
const auto value = half ? IR::Value(Read16LaneBits(inst.src0, false))
: ReadOperand(inst.src0, IR::Type::F32);
const auto mask = half ? IR::Value(Read16LaneBits(inst.src1, false))
: ReadOperand(inst.src1, IR::Type::U32);
const auto opcode = half ? IR::ValueOpcode::FPCmpClass16 : IR::ValueOpcode::FPCmpClass32;
EmitCompareResult(inst, IR::U1(ir.Emit(opcode, {value, mask})), false, cmpx);
}
} // namespace Libs::Graphics::ShaderRecompiler::Frontend