2717   __ movp(result_, FieldOperand(object_, HeapObject::kMapOffset));  in GenerateFast()
2718   __ movzxbl(result_, FieldOperand(result_, Map::kInstanceTypeOffset));  in GenerateFast()
2720   __ testb(result_, Immediate(kIsNotStringMask));  in GenerateFast()
2734       masm, object_, index_, result_, &call_runtime_);  in GenerateFast()
2736   __ Integer32ToSmi(result_, result_);  in GenerateFast()
2771   __ movp(result_, FieldOperand(object_, HeapObject::kMapOffset));  in GenerateSlow()
2772   __ movzxbl(result_, FieldOperand(result_, Map::kInstanceTypeOffset));  in GenerateSlow()
2788   if (!result_.is(rax)) {  in GenerateSlow()
2789     __ movp(result_, rax);  in GenerateSlow()
2807   __ LoadRoot(result_, Heap::kSingleCharacterStringCacheRootIndex);  in GenerateFast()
2809   __ movp(result_, FieldOperand(result_, index.reg, index.scale,  in GenerateFast()
2811   __ CompareRoot(result_, Heap::kUndefinedValueRootIndex);  in GenerateFast()
2826   if (!result_.is(rax)) {  in GenerateSlow()
2827     __ movp(result_, rax);  in GenerateSlow()