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OpcodeDispatcher: allow garbage on more shifts

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we're masking anyway

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
This commit is contained in:
Alyssa Rosenzweig 2024-05-19 21:50:39 -04:00
parent e3e7f0279c
commit 3b2100307e
1 changed files with 3 additions and 3 deletions
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6
FEXCore/Source/Interface/Core/OpcodeDispatcher.cpp
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@ -1495,7 +1495,7 @@ void OpDispatchBuilder::XGetBVOp(OpcodeArgs) {
void OpDispatchBuilder::SHLOp(OpcodeArgs) {
const auto Size = GetSrcBitSize(Op);
auto Dest = LoadSource(GPRClass, Op, Op->Dest, Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags, {.AllowUpperGarbage = true});
OrderedNode* Result = _Lshl(Size == 64 ? OpSize::i64Bit : OpSize::i32Bit, Dest, Src);
HandleShift(Op, Result, Dest, ShiftType::LSL, Src);
@ -1518,7 +1518,7 @@ void OpDispatchBuilder::SHLImmediateOp(OpcodeArgs) {
void OpDispatchBuilder::SHROp(OpcodeArgs) {
auto Dest = LoadSource(GPRClass, Op, Op->Dest, Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags, {.AllowUpperGarbage = true});
auto ALUOp = _Lshr(IR::SizeToOpSize(std::max<uint8_t>(4, GetSrcSize(Op))), Dest, Src);
HandleShift(Op, ALUOp, Dest, ShiftType::LSR, Src);
@ -1678,7 +1678,7 @@ void OpDispatchBuilder::SHRDImmediateOp(OpcodeArgs) {
void OpDispatchBuilder::ASHROp(OpcodeArgs) {
auto Dest = LoadSource(GPRClass, Op, Op->Dest, Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags);
auto Src = LoadSource(GPRClass, Op, Op->Src[1], Op->Flags, {.AllowUpperGarbage = true});
const auto Size = GetSrcBitSize(Op);
if (Size < 32) {