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shader: separate legacy FP32 MAD rounding from fused FMA

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Co-authored-by: shadowbeat070 <70843316+shadowbeat070@users.noreply.github.com>
This commit is contained in:
nmzik
2026-10-05 03:48:35 +04:00
parent bbb98bd490
commit d8be245c22
7 changed files with 134 additions and 8 deletions
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src/graphics/shader/recompiler/frontend/translate/Vector.cpp
+5 -2
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@@ -479,10 +479,13 @@ void Translator::EmitVector(const Decoder::Instruction& inst) {
case O::V_MIN_F32: return FloatBinary(inst, IR::ValueOpcode::FPMin32, false);
case O::V_MAX_F32: return FloatBinary(inst, IR::ValueOpcode::FPMax32, false);
case O::V_LDEXP_F32: return FloatBinary(inst, IR::ValueOpcode::FPLdexp, false);
case O::V_MAC_F32: return FloatTernary(inst, IR::ValueOpcode::FPFma32, true, true);
case O::V_MAC_F32: return FloatTernary(inst, IR::ValueOpcode::FPMad32, true, true);
case O::V_MADMK_F32:
case O::V_MADAK_F32:
case O::V_MAD_F32:
case O::V_MAD_F32: return FloatTernary(inst, IR::ValueOpcode::FPMad32, false, true);
case O::V_FMAC_F32: return FloatTernary(inst, IR::ValueOpcode::FPFma32, true, true);
case O::V_FMAMK_F32:
case O::V_FMAAK_F32:
case O::V_FMA_F32: return FloatTernary(inst, IR::ValueOpcode::FPFma32, false, true);
case O::V_FMA_F64: return FloatTernary(inst, IR::ValueOpcode::FPFma64, false, false);
case O::V_MIN3_F32: return FloatTernary(inst, IR::ValueOpcode::FPMinTri32, false, false);