Index: src/full-codegen/arm64/full-codegen-arm64.cc |
diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc |
index 169cb07da8c0797c79ee94f19a1f3efaf9cde9f3..d0278e742199519cc9cc226992b5654bf5f38199 100644 |
--- a/src/full-codegen/arm64/full-codegen-arm64.cc |
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc |
@@ -3841,11 +3841,10 @@ |
__ CompareRoot(x0, nil_value); |
Split(eq, if_true, if_false, fall_through); |
} else { |
- __ JumpIfSmi(x0, if_false); |
- __ Ldr(x0, FieldMemOperand(x0, HeapObject::kMapOffset)); |
- __ Ldrb(x1, FieldMemOperand(x0, Map::kBitFieldOffset)); |
- __ TestAndSplit(x1, 1 << Map::kIsUndetectable, if_false, if_true, |
- fall_through); |
+ Handle<Code> ic = CompareNilICStub::GetUninitialized(isolate(), nil); |
+ CallIC(ic, expr->CompareOperationFeedbackId()); |
+ __ CompareRoot(x0, Heap::kTrueValueRootIndex); |
+ Split(eq, if_true, if_false, fall_through); |
} |
context()->Plug(if_true, if_false); |