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Revert "shader: preserve raw VCC bits in S_MOV_B64 (#418)"

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This reverts commit 6758d67942.

An EXEC pair loses its mask provenance and falls into the raw high-word path. The saved all-ones high word then keeps waterfall branches true and wedges GPU work.
This commit is contained in:
nmzik
2026-09-01 07:32:18 +04:00
parent b8a459e83d
commit e591a66b67
13 changed files with 185 additions and 444 deletions
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src/graphics/shader/recompiler/ir/IREmitter.cpp
-16
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@@ -76,14 +76,6 @@ void IREmitter::SetExec(U1 value) {
Emit(ValueOpcode::SetExec, {value});
}
U1 IREmitter::GetExecMaskTag() {
return U1(Emit(ValueOpcode::GetExecMaskTag));
}
void IREmitter::SetExecMaskTag(U1 value) {
Emit(ValueOpcode::SetExecMaskTag, {value});
}
U32 IREmitter::GetExecLo() {
return U32(Emit(ValueOpcode::GetExecLo));
}
@@ -108,14 +100,6 @@ void IREmitter::SetVcc(U1 value) {
Emit(ValueOpcode::SetVcc, {value});
}
U1 IREmitter::GetVccMaskValidTag() {
return U1(Emit(ValueOpcode::GetVccMaskValidTag));
}
void IREmitter::SetVccMaskValidTag(U1 value) {
Emit(ValueOpcode::SetVccMaskValidTag, {value});
}
U32 IREmitter::GetVccLo() {
return U32(Emit(ValueOpcode::GetVccLo));
}