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AVX128: Implement support for v{u,}comis{s,d}

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Ryan Houdek 2024-06-17 22:22:56 -07:00 committed by Alyssa Rosenzweig
parent cd03932bd1
commit 2a6d6a9d13
2 changed files with 25 additions and 4 deletions
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2
FEXCore/Source/Interface/Core/OpcodeDispatcher.h
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@ -1029,6 +1029,8 @@ public:
Ref AVX128_PSIGNImpl(size_t ElementSize, Ref Src1, Ref Src2);
template<size_t ElementSize>
void AVX128_VPSIGN(OpcodeArgs);
template<size_t ElementSize>
void AVX128_UCOMISx(OpcodeArgs);
// End of AVX 128-bit implementation

27
FEXCore/Source/Interface/Core/OpcodeDispatcher/AVX_128.cpp
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@ -69,10 +69,10 @@ void OpDispatchBuilder::InstallAVX128Handlers() {
{OPD(1, 0b10, 0x2D), 1, &OpDispatchBuilder::AVX128_CVTFPR_To_GPR<4, true>},
{OPD(1, 0b11, 0x2D), 1, &OpDispatchBuilder::AVX128_CVTFPR_To_GPR<8, true>},
// TODO: {OPD(1, 0b00, 0x2E), 1, &OpDispatchBuilder::UCOMISxOp<4>},
// TODO: {OPD(1, 0b01, 0x2E), 1, &OpDispatchBuilder::UCOMISxOp<8>},
// TODO: {OPD(1, 0b00, 0x2F), 1, &OpDispatchBuilder::UCOMISxOp<4>},
// TODO: {OPD(1, 0b01, 0x2F), 1, &OpDispatchBuilder::UCOMISxOp<8>},
{OPD(1, 0b00, 0x2E), 1, &OpDispatchBuilder::AVX128_UCOMISx<4>},
{OPD(1, 0b01, 0x2E), 1, &OpDispatchBuilder::AVX128_UCOMISx<8>},
{OPD(1, 0b00, 0x2F), 1, &OpDispatchBuilder::AVX128_UCOMISx<4>},
{OPD(1, 0b01, 0x2F), 1, &OpDispatchBuilder::AVX128_UCOMISx<8>},
// TODO: {OPD(1, 0b00, 0x50), 1, &OpDispatchBuilder::MOVMSKOp<4>},
// TODO: {OPD(1, 0b01, 0x50), 1, &OpDispatchBuilder::MOVMSKOp<8>},
@ -901,4 +901,23 @@ void OpDispatchBuilder::AVX128_VPSIGN(OpcodeArgs) {
[this](size_t _ElementSize, Ref Src1, Ref Src2) { return AVX128_PSIGNImpl(_ElementSize, Src1, Src2); });
}
template<size_t ElementSize>
void OpDispatchBuilder::AVX128_UCOMISx(OpcodeArgs) {
const auto SrcSize = Op->Src[0].IsGPR() ? GetGuestVectorLength() : GetSrcSize(Op);
auto Src1 = AVX128_LoadSource_WithOpSize(Op, Op->Dest, Op->Flags, false);
RefPair Src2 {};
// Careful here, if the source is from a GPR then we want to load the full 128-bit lower half.
// If it is memory then we only want to load the element size.
if (Op->Src[0].IsGPR()) {
Src2 = AVX128_LoadSource_WithOpSize(Op, Op->Src[0], Op->Flags, false);
} else {
Src2.Low = LoadSource_WithOpSize(FPRClass, Op, Op->Src[0], SrcSize, Op->Flags);
}
Comiss(ElementSize, Src1.Low, Src2.Low);
}
} // namespace FEXCore::IR