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IR: Implement VectorGreaterSigned

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MerryMage
2018-02-13 14:06:54 +00:00
parent 1f5b3bca43
commit f4775910f5
4 changed files with 45 additions and 0 deletions
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25
src/backend_x64/emit_x64_vector.cpp
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@@ -485,6 +485,31 @@ void EmitX64::EmitVectorEqual128(EmitContext& ctx, IR::Inst* inst) {
}
}
void EmitX64::EmitVectorGreaterS8(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::pcmpgtb);
}
void EmitX64::EmitVectorGreaterS16(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::pcmpgtw);
}
void EmitX64::EmitVectorGreaterS32(EmitContext& ctx, IR::Inst* inst) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::pcmpgtd);
}
void EmitX64::EmitVectorGreaterS64(EmitContext& ctx, IR::Inst* inst) {
if (code.DoesCpuSupport(Xbyak::util::Cpu::tSSE42)) {
EmitVectorOperation(code, ctx, inst, &Xbyak::CodeGenerator::pcmpgtq);
return;
}
EmitTwoArgumentFallback(code, ctx, inst, [](std::array<u64, 2>& result, const std::array<s64, 2>& a, const std::array<s64, 2>& b){
for (size_t i = 0; i < 2; ++i) {
result[i] = (a[i] > b[i]) ? ~u64(0) : 0;
}
});
}
static void EmitVectorInterleaveLower(BlockOfCode& code, EmitContext& ctx, IR::Inst* inst, int size) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);