Index: src/x64/full-codegen-x64.cc |
=================================================================== |
--- src/x64/full-codegen-x64.cc (revision 4690) |
+++ src/x64/full-codegen-x64.cc (working copy) |
@@ -3022,31 +3022,30 @@ |
} |
- void FullCodeGenerator::EmitNullCompare(bool strict, |
- Register obj, |
- Register null_const, |
- Label* if_true, |
- Label* if_false, |
- Register scratch) { |
- __ cmpq(obj, null_const); |
- if (strict) { |
- __ j(equal, if_true); |
- } else { |
- __ j(equal, if_true); |
- __ CompareRoot(obj, Heap::kUndefinedValueRootIndex); |
- __ j(equal, if_true); |
- __ JumpIfSmi(obj, if_false); |
- // It can be an undetectable object. |
- __ movq(scratch, FieldOperand(obj, HeapObject::kMapOffset)); |
- __ testb(FieldOperand(scratch, Map::kBitFieldOffset), |
- Immediate(1 << Map::kIsUndetectable)); |
- __ j(not_zero, if_true); |
- } |
- __ jmp(if_false); |
- } |
+void FullCodeGenerator::EmitNullCompare(bool strict, |
+ Register obj, |
+ Register null_const, |
+ Label* if_true, |
+ Label* if_false, |
+ Register scratch) { |
+ __ cmpq(obj, null_const); |
+ if (strict) { |
+ __ j(equal, if_true); |
+ } else { |
+ __ j(equal, if_true); |
+ __ CompareRoot(obj, Heap::kUndefinedValueRootIndex); |
+ __ j(equal, if_true); |
+ __ JumpIfSmi(obj, if_false); |
+ // It can be an undetectable object. |
+ __ movq(scratch, FieldOperand(obj, HeapObject::kMapOffset)); |
+ __ testb(FieldOperand(scratch, Map::kBitFieldOffset), |
+ Immediate(1 << Map::kIsUndetectable)); |
+ __ j(not_zero, if_true); |
+ } |
+ __ jmp(if_false); |
+} |
- |
void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) { |
Comment cmnt(masm_, "[ CompareOperation"); |