suyu/dynarmic
28
1
Fork 1
Code Issues Pull requests Projects Releases Packages Wiki Activity

emit_x64_vector: Implement SSE4.1 PairedMinMaxLower32

Browse source
This commit is contained in:
zmt00 2024-01-01 19:18:55 -08:00 committed by merry
parent bd841cfd3e
commit 2780b2318d
1 changed files with 38 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

38
src/dynarmic/backend/x64/emit_x64_vector.cpp
View file

@ -2717,6 +2717,24 @@ static void LowerPairedMin(VectorArray<T>& result, const VectorArray<T>& x, cons
LowerPairedOperation(result, x, y, [](auto a, auto b) { return std::min(a, b); });
}
static void EmitVectorPairedMinMaxLower32(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, void (Xbyak::CodeGenerator::*fn)(const Xbyak::Xmm&, const Xbyak::Operand&)) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
const Xbyak::Xmm x = ctx.reg_alloc.UseScratchXmm(args[0]);
const Xbyak::Xmm y = ctx.reg_alloc.UseXmm(args[1]);
const Xbyak::Xmm tmp = ctx.reg_alloc.ScratchXmm();
// tmp = x[1], y[1], 0, 0
code.movaps(tmp, y);
code.insertps(tmp, x, 0b01001100);
// x = x[0], y[0], 0, 0
code.insertps(x, y, 0b00011100);
(code.*fn)(x, tmp);
ctx.reg_alloc.DefineValue(inst, x);
}
void EmitX64::EmitVectorPairedMaxS8(EmitContext& ctx, IR::Inst* inst) {
EmitTwoArgumentFallback(code, ctx, inst, [](VectorArray<s8>& result, const VectorArray<s8>& a, const VectorArray<s8>& b) {
PairedMax(result, a, b);
@ -2900,6 +2918,11 @@ void EmitX64::EmitVectorPairedMaxLowerS16(EmitContext& ctx, IR::Inst* inst) {
}
void EmitX64::EmitVectorPairedMaxLowerS32(EmitContext& ctx, IR::Inst* inst) {
if (code.HasHostFeature(HostFeature::SSE41)) {
EmitVectorPairedMinMaxLower32(code, ctx, inst, &Xbyak::CodeGenerator::pmaxsd);
return;
}
EmitTwoArgumentFallback(code, ctx, inst, [](VectorArray<s32>& result, const VectorArray<s32>& a, const VectorArray<s32>& b) {
LowerPairedMax(result, a, b);
});
@ -2918,6 +2941,11 @@ void EmitX64::EmitVectorPairedMaxLowerU16(EmitContext& ctx, IR::Inst* inst) {
}
void EmitX64::EmitVectorPairedMaxLowerU32(EmitContext& ctx, IR::Inst* inst) {
if (code.HasHostFeature(HostFeature::SSE41)) {
EmitVectorPairedMinMaxLower32(code, ctx, inst, &Xbyak::CodeGenerator::pmaxud);
return;
}
EmitTwoArgumentFallback(code, ctx, inst, [](VectorArray<u32>& result, const VectorArray<u32>& a, const VectorArray<u32>& b) {
LowerPairedMax(result, a, b);
});
@ -2936,6 +2964,11 @@ void EmitX64::EmitVectorPairedMinLowerS16(EmitContext& ctx, IR::Inst* inst) {
}
void EmitX64::EmitVectorPairedMinLowerS32(EmitContext& ctx, IR::Inst* inst) {
if (code.HasHostFeature(HostFeature::SSE41)) {
EmitVectorPairedMinMaxLower32(code, ctx, inst, &Xbyak::CodeGenerator::pminsd);
return;
}
EmitTwoArgumentFallback(code, ctx, inst, [](VectorArray<s32>& result, const VectorArray<s32>& a, const VectorArray<s32>& b) {
LowerPairedMin(result, a, b);
});
@ -2954,6 +2987,11 @@ void EmitX64::EmitVectorPairedMinLowerU16(EmitContext& ctx, IR::Inst* inst) {
}
void EmitX64::EmitVectorPairedMinLowerU32(EmitContext& ctx, IR::Inst* inst) {
if (code.HasHostFeature(HostFeature::SSE41)) {
EmitVectorPairedMinMaxLower32(code, ctx, inst, &Xbyak::CodeGenerator::pminud);
return;
}
EmitTwoArgumentFallback(code, ctx, inst, [](VectorArray<u32>& result, const VectorArray<u32>& a, const VectorArray<u32>& b) {
LowerPairedMin(result, a, b);
});