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scalar_alu: Handle sharp moves with S_MOV_B64

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This fixes unable to track sharp errors when this pattern is used in a shader
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IndecisiveTurtle 2025-07-09 00:49:09 +03:00
parent d3c3e56bd5
commit 8d9383cf88
1 changed files with 5 additions and 0 deletions
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5
src/shader_recompiler/frontend/translate/scalar_alu.cpp
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@ -586,6 +586,11 @@ void Translator::S_MOV(const GcnInst& inst) {
} }
void Translator::S_MOV_B64(const GcnInst& inst) { void Translator::S_MOV_B64(const GcnInst& inst) {
// Moving SGPR to SGPR is used for thread masks, like most operations, but it can also be used for moving sharps.
if (inst.dst[0].field == OperandField::ScalarGPR && inst.src[0].field == OperandField::ScalarGPR) {
ir.SetScalarReg(IR::ScalarReg(inst.dst[0].code), ir.GetScalarReg(IR::ScalarReg(inst.src[0].code)));
ir.SetScalarReg(IR::ScalarReg(inst.dst[0].code + 1), ir.GetScalarReg(IR::ScalarReg(inst.src[0].code + 1)));
}
const IR::U1 src = [&] { const IR::U1 src = [&] {
switch (inst.src[0].field) { switch (inst.src[0].field) {
case OperandField::VccLo: case OperandField::VccLo: