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ConstProp: rm pointless constant folding

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Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
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Alyssa Rosenzweig committed 2024-06-04 10:09:51 -04:00
1 parent aa7dcffcea
commit a8bf3859ea
1 file changed
-22
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FEXCore/Source/Interface/IR/Passes/ConstProp.cpp
-22
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@@ -237,28 +237,6 @@ void ConstProp::ConstantPropagation(IREmitter* IREmit, const IRListView& Current
}
break;
}
case OP_ORLSHL: {
auto Op = IROp->CW<IR::IROp_Orlshl>();
uint64_t Constant1 {};
uint64_t Constant2 {};
if (IREmit->IsValueConstant(IROp->Args[0], &Constant1) && IREmit->IsValueConstant(IROp->Args[1], &Constant2)) {
uint64_t NewConstant = Constant1 | (Constant2 << Op->BitShift);
IREmit->ReplaceWithConstant(CodeNode, NewConstant);
}
break;
}
case OP_ORLSHR: {
auto Op = IROp->CW<IR::IROp_Orlshr>();
uint64_t Constant1 {};
uint64_t Constant2 {};
if (IREmit->IsValueConstant(IROp->Args[0], &Constant1) && IREmit->IsValueConstant(IROp->Args[1], &Constant2)) {
uint64_t NewConstant = Constant1 | (Constant2 >> Op->BitShift);
IREmit->ReplaceWithConstant(CodeNode, NewConstant);
}
break;
}
case OP_XOR: {
uint64_t Constant1 {};
uint64_t Constant2 {};