src/x64/lithium-gap-resolver-x64.cc - Issue 1408983002: [x64] Make use of vxorpd when AVX is enabled.

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Unified Diff: src/x64/lithium-gap-resolver-x64.cc

Issue 1408983002: [x64] Make use of vxorpd when AVX is enabled. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years, 2 months ago

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Index: src/x64/lithium-gap-resolver-x64.cc

diff --git a/src/x64/lithium-gap-resolver-x64.cc b/src/x64/lithium-gap-resolver-x64.cc

index fbedbfb0cade69b2fa70a07a43e40b8311073b83..93cce97bc35da39bc38f10d35c45abc705da5919 100644

--- a/src/x64/lithium-gap-resolver-x64.cc

+++ b/src/x64/lithium-gap-resolver-x64.cc

@@ -189,7 +189,7 @@ void LGapResolver::EmitMove(int index) {

uint64_t int_val = bit_cast<uint64_t, double>(v);

XMMRegister dst = cgen_->ToDoubleRegister(destination);

if (int_val == 0) {

- __ xorps(dst, dst);

+ __ Xorpd(dst, dst);

} else {

__ Set(kScratchRegister, int_val);

__ Movq(dst, kScratchRegister);

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