void CallICBase::Clear(Address address, Code* target) {
- if (target->ic_state() == UNINITIALIZED) return;
+ if (IsCleared(target)) return;
bool contextual = CallICBase::Contextual::decode(target->extra_ic_state());
Code* code =
target->GetIsolate()->stub_cache()->FindCallInitialize(
void KeyedLoadIC::Clear(Isolate* isolate, Address address, Code* target) {
- if (target->ic_state() == UNINITIALIZED) return;
+ if (IsCleared(target)) return;
// Make sure to also clear the map used in inline fast cases. If we
// do not clear these maps, cached code can keep objects alive
// through the embedded maps.
- SetTargetAtAddress(address, *initialize_stub(isolate));
+ SetTargetAtAddress(address, *pre_monomorphic_stub(isolate));
}
void LoadIC::Clear(Isolate* isolate, Address address, Code* target) {
- if (target->ic_state() == UNINITIALIZED) return;
- SetTargetAtAddress(address, *initialize_stub(isolate));
+ if (IsCleared(target)) return;
+ SetTargetAtAddress(address, *pre_monomorphic_stub(isolate));
}
void StoreIC::Clear(Isolate* isolate, Address address, Code* target) {
- if (target->ic_state() == UNINITIALIZED) return;
+ if (IsCleared(target)) return;
SetTargetAtAddress(address,
(Code::GetStrictMode(target->extra_ic_state()) == kStrictMode)
- ? *initialize_stub_strict(isolate)
- : *initialize_stub(isolate));
+ ? *pre_monomorphic_stub_strict(isolate)
+ : *pre_monomorphic_stub(isolate));
}
void KeyedStoreIC::Clear(Isolate* isolate, Address address, Code* target) {
- if (target->ic_state() == UNINITIALIZED) return;
+ if (IsCleared(target)) return;
SetTargetAtAddress(address,
(Code::GetStrictMode(target->extra_ic_state()) == kStrictMode)
- ? *initialize_stub_strict(isolate)
- : *initialize_stub(isolate));
+ ? *pre_monomorphic_stub_strict(isolate)
+ : *pre_monomorphic_stub(isolate));
}
Object* object,
InlineCacheHolderFlag holder);
+ static bool IsCleared(Code* code) {
+ InlineCacheState state = code->ic_state();
+ return state == UNINITIALIZED || state == PREMONOMORPHIC;
+ }
+
protected:
Address fp() const { return fp_; }
Address pc() const { return *pc_address_; }
static Handle<Code> initialize_stub(Isolate* isolate) {
return isolate->builtins()->LoadIC_Initialize();
}
+ static Handle<Code> pre_monomorphic_stub(Isolate* isolate) {
+ return isolate->builtins()->LoadIC_PreMonomorphic();
+ }
virtual Handle<Code> pre_monomorphic_stub() {
- return isolate()->builtins()->LoadIC_PreMonomorphic();
+ return pre_monomorphic_stub(isolate());
}
static void Clear(Isolate* isolate, Address address, Code* target);
static Handle<Code> initialize_stub(Isolate* isolate) {
return isolate->builtins()->KeyedLoadIC_Initialize();
}
+ static Handle<Code> pre_monomorphic_stub(Isolate* isolate) {
+ return isolate->builtins()->KeyedLoadIC_PreMonomorphic();
+ }
virtual Handle<Code> pre_monomorphic_stub() {
- return isolate()->builtins()->KeyedLoadIC_PreMonomorphic();
+ return pre_monomorphic_stub(isolate());
}
Handle<Code> indexed_interceptor_stub() {
return isolate()->builtins()->KeyedLoadIC_IndexedInterceptor();
virtual Handle<Code> generic_stub_strict() const {
return isolate()->builtins()->StoreIC_Generic_Strict();
}
- virtual Handle<Code> pre_monomorphic_stub() const {
- return isolate()->builtins()->StoreIC_PreMonomorphic();
+ virtual Handle<Code> pre_monomorphic_stub() {
+ return pre_monomorphic_stub(isolate());
+ }
+ static Handle<Code> pre_monomorphic_stub(Isolate* isolate) {
+ return isolate->builtins()->StoreIC_PreMonomorphic();
+ }
+ virtual Handle<Code> pre_monomorphic_stub_strict() {
+ return pre_monomorphic_stub_strict(isolate());
}
- virtual Handle<Code> pre_monomorphic_stub_strict() const {
- return isolate()->builtins()->StoreIC_PreMonomorphic_Strict();
+ static Handle<Code> pre_monomorphic_stub_strict(Isolate* isolate) {
+ return isolate->builtins()->StoreIC_PreMonomorphic_Strict();
}
virtual Handle<Code> global_proxy_stub() {
return isolate()->builtins()->StoreIC_GlobalProxy();
Handle<Object> value);
virtual void UpdateMegamorphicCache(Map* map, Name* name, Code* code) { }
- virtual Handle<Code> pre_monomorphic_stub() const {
- return isolate()->builtins()->KeyedStoreIC_PreMonomorphic();
+ virtual Handle<Code> pre_monomorphic_stub() {
+ return pre_monomorphic_stub(isolate());
+ }
+ static Handle<Code> pre_monomorphic_stub(Isolate* isolate) {
+ return isolate->builtins()->KeyedStoreIC_PreMonomorphic();
+ }
+ virtual Handle<Code> pre_monomorphic_stub_strict() {
+ return pre_monomorphic_stub_strict(isolate());
}
- virtual Handle<Code> pre_monomorphic_stub_strict() const {
- return isolate()->builtins()->KeyedStoreIC_PreMonomorphic_Strict();
+ static Handle<Code> pre_monomorphic_stub_strict(Isolate* isolate) {
+ return isolate->builtins()->KeyedStoreIC_PreMonomorphic_Strict();
}
virtual Handle<Code> megamorphic_stub() {
return isolate()->builtins()->KeyedStoreIC_Generic();