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-rw-r--r--deps/v8/src/x64/stub-cache-x64.cc343
1 files changed, 184 insertions, 159 deletions
diff --git a/deps/v8/src/x64/stub-cache-x64.cc b/deps/v8/src/x64/stub-cache-x64.cc
index eb48da9a9c..3891e1d5a3 100644
--- a/deps/v8/src/x64/stub-cache-x64.cc
+++ b/deps/v8/src/x64/stub-cache-x64.cc
@@ -796,13 +796,16 @@ class CallInterceptorCompiler BASE_EMBEDDED {
// Generate code to check that a global property cell is empty. Create
// the property cell at compilation time if no cell exists for the
// property.
-static Object* GenerateCheckPropertyCell(MacroAssembler* masm,
- GlobalObject* global,
- String* name,
- Register scratch,
- Label* miss) {
- Object* probe = global->EnsurePropertyCell(name);
- if (probe->IsFailure()) return probe;
+MUST_USE_RESULT static MaybeObject* GenerateCheckPropertyCell(
+ MacroAssembler* masm,
+ GlobalObject* global,
+ String* name,
+ Register scratch,
+ Label* miss) {
+ Object* probe;
+ { MaybeObject* maybe_probe = global->EnsurePropertyCell(name);
+ if (!maybe_probe->ToObject(&probe)) return maybe_probe;
+ }
JSGlobalPropertyCell* cell = JSGlobalPropertyCell::cast(probe);
ASSERT(cell->value()->IsTheHole());
__ Move(scratch, Handle<Object>(cell));
@@ -879,19 +882,23 @@ void CallStubCompiler::GenerateLoadFunctionFromCell(JSGlobalPropertyCell* cell,
}
-Object* CallStubCompiler::GenerateMissBranch() {
- Object* obj = StubCache::ComputeCallMiss(arguments().immediate(), kind_);
- if (obj->IsFailure()) return obj;
+MaybeObject* CallStubCompiler::GenerateMissBranch() {
+ Object* obj;
+ { MaybeObject* maybe_obj =
+ StubCache::ComputeCallMiss(arguments().immediate(), kind_);
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
__ Jump(Handle<Code>(Code::cast(obj)), RelocInfo::CODE_TARGET);
return obj;
}
-Object* CallStubCompiler::CompileCallConstant(Object* object,
- JSObject* holder,
- JSFunction* function,
- String* name,
- StubCompiler::CheckType check) {
+MaybeObject* CallStubCompiler::CompileCallConstant(
+ Object* object,
+ JSObject* holder,
+ JSFunction* function,
+ String* name,
+ StubCompiler::CheckType check) {
// ----------- S t a t e -------------
// rcx : function name
// rsp[0] : return address
@@ -905,8 +912,10 @@ Object* CallStubCompiler::CompileCallConstant(Object* object,
SharedFunctionInfo* function_info = function->shared();
if (function_info->HasCustomCallGenerator()) {
const int id = function_info->custom_call_generator_id();
- Object* result = CompileCustomCall(
+ MaybeObject* maybe_result = CompileCustomCall(
id, object, holder, NULL, function, name);
+ Object* result;
+ if (!maybe_result->ToObject(&result)) return maybe_result;
// undefined means bail out to regular compiler.
if (!result->IsUndefined()) return result;
}
@@ -1034,18 +1043,20 @@ Object* CallStubCompiler::CompileCallConstant(Object* object,
// Handle call cache miss.
__ bind(&miss_in_smi_check);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(function);
}
-Object* CallStubCompiler::CompileCallField(JSObject* object,
- JSObject* holder,
- int index,
- String* name) {
+MaybeObject* CallStubCompiler::CompileCallField(JSObject* object,
+ JSObject* holder,
+ int index,
+ String* name) {
// ----------- S t a t e -------------
// rcx : function name
// rsp[0] : return address
@@ -1089,19 +1100,21 @@ Object* CallStubCompiler::CompileCallField(JSObject* object,
// Handle call cache miss.
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(FIELD, name);
}
-Object* CallStubCompiler::CompileArrayPushCall(Object* object,
- JSObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileArrayPushCall(Object* object,
+ JSObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// ----------- S t a t e -------------
// -- rcx : name
// -- rsp[0] : return address
@@ -1191,6 +1204,10 @@ Object* CallStubCompiler::CompileArrayPushCall(Object* object,
__ ret((argc + 1) * kPointerSize);
__ bind(&attempt_to_grow_elements);
+ if (!FLAG_inline_new) {
+ __ jmp(&call_builtin);
+ }
+
ExternalReference new_space_allocation_top =
ExternalReference::new_space_allocation_top_address();
ExternalReference new_space_allocation_limit =
@@ -1247,19 +1264,21 @@ Object* CallStubCompiler::CompileArrayPushCall(Object* object,
}
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(function);
}
-Object* CallStubCompiler::CompileArrayPopCall(Object* object,
- JSObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileArrayPopCall(Object* object,
+ JSObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// ----------- S t a t e -------------
// -- rcx : name
// -- rsp[0] : return address
@@ -1329,19 +1348,22 @@ Object* CallStubCompiler::CompileArrayPopCall(Object* object,
1);
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(function);
}
-Object* CallStubCompiler::CompileStringCharAtCall(Object* object,
- JSObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileStringCharAtCall(
+ Object* object,
+ JSObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// ----------- S t a t e -------------
// -- rcx : function name
// -- rsp[0] : return address
@@ -1401,15 +1423,17 @@ Object* CallStubCompiler::CompileStringCharAtCall(Object* object,
__ ret((argc + 1) * kPointerSize);
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(function);
}
-Object* CallStubCompiler::CompileStringCharCodeAtCall(
+MaybeObject* CallStubCompiler::CompileStringCharCodeAtCall(
Object* object,
JSObject* holder,
JSGlobalPropertyCell* cell,
@@ -1471,15 +1495,17 @@ Object* CallStubCompiler::CompileStringCharCodeAtCall(
__ ret((argc + 1) * kPointerSize);
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(function);
}
-Object* CallStubCompiler::CompileStringFromCharCodeCall(
+MaybeObject* CallStubCompiler::CompileStringFromCharCodeCall(
Object* object,
JSObject* holder,
JSGlobalPropertyCell* cell,
@@ -1540,29 +1566,31 @@ Object* CallStubCompiler::CompileStringFromCharCodeCall(
__ bind(&miss);
// rcx: function name.
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return (cell == NULL) ? GetCode(function) : GetCode(NORMAL, name);
}
-Object* CallStubCompiler::CompileMathFloorCall(Object* object,
- JSObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileMathFloorCall(Object* object,
+ JSObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// TODO(872): implement this.
return Heap::undefined_value();
}
-Object* CallStubCompiler::CompileMathAbsCall(Object* object,
- JSObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileMathAbsCall(Object* object,
+ JSObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// ----------- S t a t e -------------
// -- rcx : function name
// -- rsp[0] : return address
@@ -1653,17 +1681,19 @@ Object* CallStubCompiler::CompileMathAbsCall(Object* object,
__ bind(&miss);
// rcx: function name.
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return (cell == NULL) ? GetCode(function) : GetCode(NORMAL, name);
}
-Object* CallStubCompiler::CompileCallInterceptor(JSObject* object,
- JSObject* holder,
- String* name) {
+MaybeObject* CallStubCompiler::CompileCallInterceptor(JSObject* object,
+ JSObject* holder,
+ String* name) {
// ----------- S t a t e -------------
// rcx : function name
// rsp[0] : return address
@@ -1719,19 +1749,21 @@ Object* CallStubCompiler::CompileCallInterceptor(JSObject* object,
// Handle load cache miss.
__ bind(&miss);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(INTERCEPTOR, name);
}
-Object* CallStubCompiler::CompileCallGlobal(JSObject* object,
- GlobalObject* holder,
- JSGlobalPropertyCell* cell,
- JSFunction* function,
- String* name) {
+MaybeObject* CallStubCompiler::CompileCallGlobal(JSObject* object,
+ GlobalObject* holder,
+ JSGlobalPropertyCell* cell,
+ JSFunction* function,
+ String* name) {
// ----------- S t a t e -------------
// rcx : function name
// rsp[0] : return address
@@ -1745,8 +1777,10 @@ Object* CallStubCompiler::CompileCallGlobal(JSObject* object,
SharedFunctionInfo* function_info = function->shared();
if (function_info->HasCustomCallGenerator()) {
const int id = function_info->custom_call_generator_id();
- Object* result = CompileCustomCall(
+ MaybeObject* maybe_result = CompileCustomCall(
id, object, holder, cell, function, name);
+ Object* result;
+ if (!maybe_result->ToObject(&result)) return maybe_result;
// undefined means bail out to regular compiler.
if (!result->IsUndefined()) return result;
}
@@ -1782,18 +1816,20 @@ Object* CallStubCompiler::CompileCallGlobal(JSObject* object,
// Handle call cache miss.
__ bind(&miss);
__ IncrementCounter(&Counters::call_global_inline_miss, 1);
- Object* obj = GenerateMissBranch();
- if (obj->IsFailure()) return obj;
+ Object* obj;
+ { MaybeObject* maybe_obj = GenerateMissBranch();
+ if (!maybe_obj->ToObject(&obj)) return maybe_obj;
+ }
// Return the generated code.
return GetCode(NORMAL, name);
}
-Object* LoadStubCompiler::CompileLoadCallback(String* name,
- JSObject* object,
- JSObject* holder,
- AccessorInfo* callback) {
+MaybeObject* LoadStubCompiler::CompileLoadCallback(String* name,
+ JSObject* object,
+ JSObject* holder,
+ AccessorInfo* callback) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1817,10 +1853,10 @@ Object* LoadStubCompiler::CompileLoadCallback(String* name,
}
-Object* LoadStubCompiler::CompileLoadConstant(JSObject* object,
- JSObject* holder,
- Object* value,
- String* name) {
+MaybeObject* LoadStubCompiler::CompileLoadConstant(JSObject* object,
+ JSObject* holder,
+ Object* value,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1837,9 +1873,9 @@ Object* LoadStubCompiler::CompileLoadConstant(JSObject* object,
}
-Object* LoadStubCompiler::CompileLoadNonexistent(String* name,
- JSObject* object,
- JSObject* last) {
+MaybeObject* LoadStubCompiler::CompileLoadNonexistent(String* name,
+ JSObject* object,
+ JSObject* last) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1858,11 +1894,11 @@ Object* LoadStubCompiler::CompileLoadNonexistent(String* name,
// If the last object in the prototype chain is a global object,
// check that the global property cell is empty.
if (last->IsGlobalObject()) {
- Object* cell = GenerateCheckPropertyCell(masm(),
- GlobalObject::cast(last),
- name,
- rdx,
- &miss);
+ MaybeObject* cell = GenerateCheckPropertyCell(masm(),
+ GlobalObject::cast(last),
+ name,
+ rdx,
+ &miss);
if (cell->IsFailure()) {
miss.Unuse();
return cell;
@@ -1882,10 +1918,10 @@ Object* LoadStubCompiler::CompileLoadNonexistent(String* name,
}
-Object* LoadStubCompiler::CompileLoadField(JSObject* object,
- JSObject* holder,
- int index,
- String* name) {
+MaybeObject* LoadStubCompiler::CompileLoadField(JSObject* object,
+ JSObject* holder,
+ int index,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1902,9 +1938,9 @@ Object* LoadStubCompiler::CompileLoadField(JSObject* object,
}
-Object* LoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
- JSObject* holder,
- String* name) {
+MaybeObject* LoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
+ JSObject* holder,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1936,11 +1972,11 @@ Object* LoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
}
-Object* LoadStubCompiler::CompileLoadGlobal(JSObject* object,
- GlobalObject* holder,
- JSGlobalPropertyCell* cell,
- String* name,
- bool is_dont_delete) {
+MaybeObject* LoadStubCompiler::CompileLoadGlobal(JSObject* object,
+ GlobalObject* holder,
+ JSGlobalPropertyCell* cell,
+ String* name,
+ bool is_dont_delete) {
// ----------- S t a t e -------------
// -- rax : receiver
// -- rcx : name
@@ -1984,10 +2020,11 @@ Object* LoadStubCompiler::CompileLoadGlobal(JSObject* object,
}
-Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name,
- JSObject* receiver,
- JSObject* holder,
- AccessorInfo* callback) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadCallback(
+ String* name,
+ JSObject* receiver,
+ JSObject* holder,
+ AccessorInfo* callback) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2018,7 +2055,7 @@ Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name,
}
-Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2042,10 +2079,10 @@ Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) {
}
-Object* KeyedLoadStubCompiler::CompileLoadConstant(String* name,
- JSObject* receiver,
- JSObject* holder,
- Object* value) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadConstant(String* name,
+ JSObject* receiver,
+ JSObject* holder,
+ Object* value) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2070,7 +2107,7 @@ Object* KeyedLoadStubCompiler::CompileLoadConstant(String* name,
}
-Object* KeyedLoadStubCompiler::CompileLoadFunctionPrototype(String* name) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadFunctionPrototype(String* name) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2094,9 +2131,9 @@ Object* KeyedLoadStubCompiler::CompileLoadFunctionPrototype(String* name) {
}
-Object* KeyedLoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
- JSObject* holder,
- String* name) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
+ JSObject* holder,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2131,7 +2168,7 @@ Object* KeyedLoadStubCompiler::CompileLoadInterceptor(JSObject* receiver,
}
-Object* KeyedLoadStubCompiler::CompileLoadStringLength(String* name) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadStringLength(String* name) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2155,9 +2192,9 @@ Object* KeyedLoadStubCompiler::CompileLoadStringLength(String* name) {
}
-Object* StoreStubCompiler::CompileStoreCallback(JSObject* object,
- AccessorInfo* callback,
- String* name) {
+MaybeObject* StoreStubCompiler::CompileStoreCallback(JSObject* object,
+ AccessorInfo* callback,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : value
// -- rcx : name
@@ -2205,10 +2242,10 @@ Object* StoreStubCompiler::CompileStoreCallback(JSObject* object,
}
-Object* StoreStubCompiler::CompileStoreField(JSObject* object,
- int index,
- Map* transition,
- String* name) {
+MaybeObject* StoreStubCompiler::CompileStoreField(JSObject* object,
+ int index,
+ Map* transition,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : value
// -- rcx : name
@@ -2235,8 +2272,8 @@ Object* StoreStubCompiler::CompileStoreField(JSObject* object,
}
-Object* StoreStubCompiler::CompileStoreInterceptor(JSObject* receiver,
- String* name) {
+MaybeObject* StoreStubCompiler::CompileStoreInterceptor(JSObject* receiver,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : value
// -- rcx : name
@@ -2283,9 +2320,9 @@ Object* StoreStubCompiler::CompileStoreInterceptor(JSObject* receiver,
}
-Object* StoreStubCompiler::CompileStoreGlobal(GlobalObject* object,
- JSGlobalPropertyCell* cell,
- String* name) {
+MaybeObject* StoreStubCompiler::CompileStoreGlobal(GlobalObject* object,
+ JSGlobalPropertyCell* cell,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : value
// -- rcx : name
@@ -2318,10 +2355,10 @@ Object* StoreStubCompiler::CompileStoreGlobal(GlobalObject* object,
}
-Object* KeyedLoadStubCompiler::CompileLoadField(String* name,
- JSObject* receiver,
- JSObject* holder,
- int index) {
+MaybeObject* KeyedLoadStubCompiler::CompileLoadField(String* name,
+ JSObject* receiver,
+ JSObject* holder,
+ int index) {
// ----------- S t a t e -------------
// -- rax : key
// -- rdx : receiver
@@ -2346,10 +2383,10 @@ Object* KeyedLoadStubCompiler::CompileLoadField(String* name,
}
-Object* KeyedStoreStubCompiler::CompileStoreField(JSObject* object,
- int index,
- Map* transition,
- String* name) {
+MaybeObject* KeyedStoreStubCompiler::CompileStoreField(JSObject* object,
+ int index,
+ Map* transition,
+ String* name) {
// ----------- S t a t e -------------
// -- rax : value
// -- rcx : key
@@ -2543,7 +2580,6 @@ bool StubCompiler::GenerateLoadCallback(JSObject* object,
Handle<AccessorInfo> callback_handle(callback);
__ EnterInternalFrame();
- __ PushHandleScope(scratch2);
// Push the stack address where the list of arguments ends.
__ movq(scratch2, rsp);
__ subq(scratch2, Immediate(2 * kPointerSize));
@@ -2588,7 +2624,7 @@ bool StubCompiler::GenerateLoadCallback(JSObject* object,
// already generated). Do not allow the assembler to perform a
// garbage collection but instead return the allocation failure
// object.
- Object* result = masm()->TryCallStub(&stub);
+ MaybeObject* result = masm()->TryCallStub(&stub);
if (result->IsFailure()) {
*failure = Failure::cast(result);
return false;
@@ -2597,17 +2633,6 @@ bool StubCompiler::GenerateLoadCallback(JSObject* object,
// Discard allocated slot.
__ addq(rsp, Immediate(kPointerSize));
#endif
-
- // We need to avoid using rax since that now holds the result.
- Register tmp = scratch2.is(rax) ? reg : scratch2;
- // Emitting PopHandleScope may try to allocate. Do not allow the
- // assembler to perform a garbage collection but instead return a
- // failure object.
- result = masm()->TryPopHandleScope(rax, tmp);
- if (result->IsFailure()) {
- *failure = Failure::cast(result);
- return false;
- }
__ LeaveInternalFrame();
__ ret(0);
@@ -2655,12 +2680,12 @@ Register StubCompiler::CheckPrototypes(JSObject* object,
!current->IsJSGlobalObject() &&
!current->IsJSGlobalProxy()) {
if (!name->IsSymbol()) {
- Object* lookup_result = Heap::LookupSymbol(name);
+ MaybeObject* lookup_result = Heap::LookupSymbol(name);
if (lookup_result->IsFailure()) {
set_failure(Failure::cast(lookup_result));
return reg;
} else {
- name = String::cast(lookup_result);
+ name = String::cast(lookup_result->ToObjectUnchecked());
}
}
ASSERT(current->property_dictionary()->FindEntry(name) ==
@@ -2742,11 +2767,11 @@ Register StubCompiler::CheckPrototypes(JSObject* object,
current = object;
while (current != holder) {
if (current->IsGlobalObject()) {
- Object* cell = GenerateCheckPropertyCell(masm(),
- GlobalObject::cast(current),
- name,
- scratch1,
- miss);
+ MaybeObject* cell = GenerateCheckPropertyCell(masm(),
+ GlobalObject::cast(current),
+ name,
+ scratch1,
+ miss);
if (cell->IsFailure()) {
set_failure(Failure::cast(cell));
return reg;
@@ -2808,7 +2833,7 @@ void StubCompiler::GenerateLoadConstant(JSObject* object,
// Specialized stub for constructing objects from functions which only have only
// simple assignments of the form this.x = ...; in their body.
-Object* ConstructStubCompiler::CompileConstructStub(
+MaybeObject* ConstructStubCompiler::CompileConstructStub(
SharedFunctionInfo* shared) {
// ----------- S t a t e -------------
// -- rax : argc
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