src/x64/lithium-x64.cc - Issue 1114563003: Optimize the typeof operator.

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

Issue 1114563003: Optimize the typeof operator. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Ports. Created 5 years, 8 months ago

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Index: src/x64/lithium-x64.cc

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

index 6cffc1c1ecb2ef6a8219f69c5397f8cc9059ee6f..3775f0ad4d4672bfcf5c73fdf401e6d164a8b31b 100644

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

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

@@ -2573,7 +2573,7 @@ LInstruction* LChunkBuilder::DoToFastProperties(HToFastProperties* instr) {

LInstruction* LChunkBuilder::DoTypeof(HTypeof* instr) {

LOperand* context = UseFixed(instr->context(), rsi);

- LOperand* value = UseAtStart(instr->value());

+ LOperand* value = UseFixed(instr->value(), rbx);

LTypeof* result = new(zone()) LTypeof(context, value);

return MarkAsCall(DefineFixed(result, rax), instr);

}