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Handle -1 as V_CMP_NE_U64 argument (#2919)
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This commit is contained in:
Marcin Mikołajczyk 2025-05-13 22:19:56 +02:00 committed by GitHub
parent 7334fb620b
commit 484fbcc320
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1 changed files with 12 additions and 3 deletions
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15
src/shader_recompiler/frontend/translate/vector_alu.cpp
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@ -989,13 +989,22 @@ void Translator::V_CMP_NE_U64(const GcnInst& inst) {
}
};
const IR::U1 src0{get_src(inst.src[0])};
ASSERT(inst.src[1].field == OperandField::ConstZero); // src0 != 0
auto op = [&inst, this](auto x) {
switch (inst.src[1].field) {
case OperandField::ConstZero:
return x;
case OperandField::SignedConstIntNeg:
return ir.LogicalNot(x);
default:
UNREACHABLE_MSG("unhandled V_CMP_NE_U64 source argument {}", u32(inst.src[1].field));
}
};
switch (inst.dst[1].field) {
case OperandField::VccLo:
ir.SetVcc(src0);
ir.SetVcc(op(src0));
break;
case OperandField::ScalarGPR:
ir.SetThreadBitScalarReg(IR::ScalarReg(inst.dst[1].code), src0);
ir.SetThreadBitScalarReg(IR::ScalarReg(inst.dst[1].code), op(src0));
break;
default:
UNREACHABLE();