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Bug 918031 - IonMonkey: Use useRegisterAtStart for LUnbox and LUnboxDouble on x64. r=sstangl

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This commit is contained in:
Dan Gohman 2013-09-19 12:39:58 -07:00
parent bc91d5cb63
commit afb186d74b
1 changed files with 2 additions and 2 deletions
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4
js/src/jit/x64/Lowering-x64.cpp
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@ -77,9 +77,9 @@ LIRGeneratorX64::visitUnbox(MUnbox *unbox)
MDefinition *box = unbox->getOperand(0);
LUnboxBase *lir;
if (IsFloatingPointType(unbox->type()))
lir = new LUnboxFloatingPoint(useRegister(box), unbox->type());
lir = new LUnboxFloatingPoint(useRegisterAtStart(box), unbox->type());
else
lir = new LUnbox(useRegister(box));
lir = new LUnbox(useRegisterAtStart(box));
if (unbox->fallible() && !assignSnapshot(lir, unbox->bailoutKind()))
return false;