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Revert "emit_x64_vector_floating_point: Implement workaround for issue 678"

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* The regression has been fixed in newer versions of MSVC

This reverts commit 9f88f234a180a5e8d5620b4803c971fb6dc2d9f2.
This commit is contained in:
emufan4568 2022-08-28 20:08:37 +03:00
parent 811b07b78c
commit 9bfa3c407c
1 changed files with 4 additions and 3 deletions
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7
src/backend/x64/emit_x64_vector_floating_point.cpp
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@ -1170,6 +1170,8 @@ void EmitX64::EmitFPVectorRecipStepFused64(EmitContext& ctx, IR::Inst* inst) {
template<size_t fsize>
void EmitFPVectorRoundInt(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
using FPT = mp::unsigned_integer_of_size<fsize>;
const auto rounding = static_cast<FP::RoundingMode>(inst->GetArg(1).GetU8());
const bool exact = inst->GetArg(2).GetU1();
@ -1209,7 +1211,6 @@ void EmitFPVectorRoundInt(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
static const auto lut = Common::GenerateLookupTableFromList(
[](auto arg) {
using FPT = mp::unsigned_integer_of_size<fsize>;
return std::pair{
mp::lower_to_tuple_v<decltype(arg)>,
Common::FptrCast(
@ -1355,6 +1356,8 @@ void EmitX64::EmitFPVectorSub64(EmitContext& ctx, IR::Inst* inst) {
template<size_t fsize, bool unsigned_>
void EmitFPVectorToFixed(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
using FPT = mp::unsigned_integer_of_size<fsize>;
const size_t fbits = inst->GetArg(1).GetU8();
const auto rounding = static_cast<FP::RoundingMode>(inst->GetArg(2).GetU8());
@ -1443,7 +1446,6 @@ void EmitFPVectorToFixed(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
// Saturate to max
FCODE(orp)(src, exceed_unsigned);
} else {
using FPT = mp::unsigned_integer_of_size<fsize>; // WORKAROUND: For issue 678 on MSVC
constexpr u64 integer_max = static_cast<FPT>(std::numeric_limits<std::conditional_t<unsigned_, FPT, std::make_signed_t<FPT>>>::max());
code.movaps(xmm0, GetVectorOf<fsize, float_upper_limit_signed>(code));
@ -1468,7 +1470,6 @@ void EmitFPVectorToFixed(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst) {
static const auto lut = Common::GenerateLookupTableFromList(
[](auto arg) {
using FPT = mp::unsigned_integer_of_size<fsize>; // WORKAROUND: For issue 678 on MSVC
return std::pair{
mp::lower_to_tuple_v<decltype(arg)>,
Common::FptrCast(