| Index: src/crankshaft/ia32/lithium-codegen-ia32.cc
|
| diff --git a/src/crankshaft/ia32/lithium-codegen-ia32.cc b/src/crankshaft/ia32/lithium-codegen-ia32.cc
|
| index 1ede1f22b6bf2e6df6c144f03efab25dee73b2b0..7d0b657b9e6948c76278abbea91e6db6004a2e47 100644
|
| --- a/src/crankshaft/ia32/lithium-codegen-ia32.cc
|
| +++ b/src/crankshaft/ia32/lithium-codegen-ia32.cc
|
| @@ -2540,8 +2540,15 @@ void LCodeGen::DoHasInPrototypeChainAndBranch(
|
| __ mov(object_map, FieldOperand(object, HeapObject::kMapOffset));
|
| Label loop;
|
| __ bind(&loop);
|
| +
|
| + // Deoptimize if the object needs to be access checked.
|
| + __ test_b(FieldOperand(object_map, Map::kBitFieldOffset),
|
| + 1 << Map::kIsAccessCheckNeeded);
|
| + DeoptimizeIf(not_zero, instr, Deoptimizer::kAccessCheck);
|
| + // Deoptimize for proxies.
|
| __ CmpInstanceType(object_map, JS_PROXY_TYPE);
|
| DeoptimizeIf(equal, instr, Deoptimizer::kProxy);
|
| +
|
| __ mov(object_prototype, FieldOperand(object_map, Map::kPrototypeOffset));
|
| __ cmp(object_prototype, prototype);
|
| EmitTrueBranch(instr, equal);
|
|
|