src/crankshaft/x64/lithium-x64.cc - Issue 2077533002: [builtins] Introduce proper Float64Exp operator.

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

Issue 2077533002: [builtins] Introduce proper Float64Exp operator. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: REBASE. Import tests from Raymond. Created 4 years, 6 months ago

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Index: src/crankshaft/x64/lithium-x64.cc

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

index 22d8ac5b7733a2026fcca17acdacc8ffefb15e19..192c3beac9a37202fe3b20189ca3240a308155dd 100644

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

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

@@ -1171,11 +1171,9 @@ LInstruction* LChunkBuilder::DoMathClz32(HUnaryMathOperation* instr) {

LInstruction* LChunkBuilder::DoMathExp(HUnaryMathOperation* instr) {

DCHECK(instr->representation().IsDouble());

DCHECK(instr->value()->representation().IsDouble());

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

- LOperand* temp1 = TempRegister();

- LOperand* temp2 = TempRegister();

- LMathExp* result = new(zone()) LMathExp(value, temp1, temp2);

- return DefineAsRegister(result);

+ LOperand* input = UseFixedDouble(instr->value(), xmm0);

+ return MarkAsCall(DefineFixedDouble(new (zone()) LMathExp(input), xmm0),

+ instr);

}