Update V8 to r7079 as required by WebKit r80534.
Change-Id: I487c152e485d5a40b68997d7c0d2f1fba5da0834
diff --git a/src/stub-cache.cc b/src/stub-cache.cc
index f87728b..f23f382 100644
--- a/src/stub-cache.cc
+++ b/src/stub-cache.cc
@@ -498,13 +498,13 @@
JSObject* receiver,
int field_index,
Map* transition,
- Code::ExtraICState extra_ic_state) {
+ StrictModeFlag strict_mode) {
PropertyType type = (transition == NULL) ? FIELD : MAP_TRANSITION;
Code::Flags flags = Code::ComputeMonomorphicFlags(
- Code::STORE_IC, type, extra_ic_state);
+ Code::STORE_IC, type, strict_mode);
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- StoreStubCompiler compiler(extra_ic_state);
+ StoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code =
compiler.CompileStoreField(receiver, field_index, transition, name);
if (!maybe_code->ToObject(&code)) return maybe_code;
@@ -521,13 +521,15 @@
}
-MaybeObject* StubCache::ComputeKeyedStoreSpecialized(JSObject* receiver) {
+MaybeObject* StubCache::ComputeKeyedStoreSpecialized(
+ JSObject* receiver,
+ StrictModeFlag strict_mode) {
Code::Flags flags =
- Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, NORMAL);
+ Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, NORMAL, strict_mode);
String* name = Heap::KeyedStoreSpecialized_symbol();
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- KeyedStoreStubCompiler compiler;
+ KeyedStoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code = compiler.CompileStoreSpecialized(receiver);
if (!maybe_code->ToObject(&code)) return maybe_code;
}
@@ -542,6 +544,35 @@
}
+MaybeObject* StubCache::ComputeKeyedStorePixelArray(
+ JSObject* receiver,
+ StrictModeFlag strict_mode) {
+ // Using NORMAL as the PropertyType for array element stores is a misuse. The
+ // generated stub always accesses fast elements, not slow-mode fields, but
+ // some property type is required for the stub lookup. Note that overloading
+ // the NORMAL PropertyType is only safe as long as no stubs are generated for
+ // other keyed field stores. This is guaranteed to be the case since all field
+ // keyed stores that are not array elements go through a generic builtin stub.
+ Code::Flags flags =
+ Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, NORMAL, strict_mode);
+ String* name = Heap::KeyedStorePixelArray_symbol();
+ Object* code = receiver->map()->FindInCodeCache(name, flags);
+ if (code->IsUndefined()) {
+ KeyedStoreStubCompiler compiler(strict_mode);
+ { MaybeObject* maybe_code = compiler.CompileStorePixelArray(receiver);
+ if (!maybe_code->ToObject(&code)) return maybe_code;
+ }
+ PROFILE(CodeCreateEvent(Logger::KEYED_STORE_IC_TAG, Code::cast(code), 0));
+ Object* result;
+ { MaybeObject* maybe_result =
+ receiver->UpdateMapCodeCache(name, Code::cast(code));
+ if (!maybe_result->ToObject(&result)) return maybe_result;
+ }
+ }
+ return code;
+}
+
+
namespace {
ExternalArrayType ElementsKindToExternalArrayType(JSObject::ElementsKind kind) {
@@ -571,11 +602,13 @@
MaybeObject* StubCache::ComputeKeyedLoadOrStoreExternalArray(
JSObject* receiver,
- bool is_store) {
+ bool is_store,
+ StrictModeFlag strict_mode) {
Code::Flags flags =
Code::ComputeMonomorphicFlags(
is_store ? Code::KEYED_STORE_IC : Code::KEYED_LOAD_IC,
- NORMAL);
+ NORMAL,
+ strict_mode);
ExternalArrayType array_type =
ElementsKindToExternalArrayType(receiver->GetElementsKind());
String* name =
@@ -588,9 +621,9 @@
Object* code = map->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
ExternalArrayStubCompiler compiler;
- { MaybeObject* maybe_code =
- is_store ? compiler.CompileKeyedStoreStub(array_type, flags) :
- compiler.CompileKeyedLoadStub(array_type, flags);
+ { MaybeObject* maybe_code = is_store
+ ? compiler.CompileKeyedStoreStub(array_type, flags)
+ : compiler.CompileKeyedLoadStub(array_type, flags);
if (!maybe_code->ToObject(&code)) return maybe_code;
}
if (is_store) {
@@ -610,8 +643,8 @@
}
-MaybeObject* StubCache::ComputeStoreNormal(Code::ExtraICState extra_ic_state) {
- return Builtins::builtin(extra_ic_state == StoreIC::kStoreICStrict
+MaybeObject* StubCache::ComputeStoreNormal(StrictModeFlag strict_mode) {
+ return Builtins::builtin((strict_mode == kStrictMode)
? Builtins::StoreIC_Normal_Strict
: Builtins::StoreIC_Normal);
}
@@ -620,12 +653,12 @@
MaybeObject* StubCache::ComputeStoreGlobal(String* name,
GlobalObject* receiver,
JSGlobalPropertyCell* cell,
- Code::ExtraICState extra_ic_state) {
+ StrictModeFlag strict_mode) {
Code::Flags flags = Code::ComputeMonomorphicFlags(
- Code::STORE_IC, NORMAL, extra_ic_state);
+ Code::STORE_IC, NORMAL, strict_mode);
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- StoreStubCompiler compiler(extra_ic_state);
+ StoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code =
compiler.CompileStoreGlobal(receiver, cell, name);
if (!maybe_code->ToObject(&code)) return maybe_code;
@@ -646,13 +679,13 @@
String* name,
JSObject* receiver,
AccessorInfo* callback,
- Code::ExtraICState extra_ic_state) {
+ StrictModeFlag strict_mode) {
ASSERT(v8::ToCData<Address>(callback->setter()) != 0);
Code::Flags flags = Code::ComputeMonomorphicFlags(
- Code::STORE_IC, CALLBACKS, extra_ic_state);
+ Code::STORE_IC, CALLBACKS, strict_mode);
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- StoreStubCompiler compiler(extra_ic_state);
+ StoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code =
compiler.CompileStoreCallback(receiver, callback, name);
if (!maybe_code->ToObject(&code)) return maybe_code;
@@ -672,12 +705,12 @@
MaybeObject* StubCache::ComputeStoreInterceptor(
String* name,
JSObject* receiver,
- Code::ExtraICState extra_ic_state) {
+ StrictModeFlag strict_mode) {
Code::Flags flags = Code::ComputeMonomorphicFlags(
- Code::STORE_IC, INTERCEPTOR, extra_ic_state);
+ Code::STORE_IC, INTERCEPTOR, strict_mode);
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- StoreStubCompiler compiler(extra_ic_state);
+ StoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code =
compiler.CompileStoreInterceptor(receiver, name);
if (!maybe_code->ToObject(&code)) return maybe_code;
@@ -697,12 +730,14 @@
MaybeObject* StubCache::ComputeKeyedStoreField(String* name,
JSObject* receiver,
int field_index,
- Map* transition) {
+ Map* transition,
+ StrictModeFlag strict_mode) {
PropertyType type = (transition == NULL) ? FIELD : MAP_TRANSITION;
- Code::Flags flags = Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, type);
+ Code::Flags flags = Code::ComputeMonomorphicFlags(
+ Code::KEYED_STORE_IC, type, strict_mode);
Object* code = receiver->map()->FindInCodeCache(name, flags);
if (code->IsUndefined()) {
- KeyedStoreStubCompiler compiler;
+ KeyedStoreStubCompiler compiler(strict_mode);
{ MaybeObject* maybe_code =
compiler.CompileStoreField(receiver, field_index, transition, name);
if (!maybe_code->ToObject(&code)) return maybe_code;
@@ -1390,12 +1425,17 @@
MaybeObject* StoreInterceptorProperty(Arguments args) {
+ ASSERT(args.length() == 4);
JSObject* recv = JSObject::cast(args[0]);
String* name = String::cast(args[1]);
Object* value = args[2];
+ StrictModeFlag strict_mode =
+ static_cast<StrictModeFlag>(Smi::cast(args[3])->value());
+ ASSERT(strict_mode == kStrictMode || strict_mode == kNonStrictMode);
ASSERT(recv->HasNamedInterceptor());
PropertyAttributes attr = NONE;
- MaybeObject* result = recv->SetPropertyWithInterceptor(name, value, attr);
+ MaybeObject* result = recv->SetPropertyWithInterceptor(
+ name, value, attr, strict_mode);
return result;
}
@@ -1648,8 +1688,8 @@
MaybeObject* StoreStubCompiler::GetCode(PropertyType type, String* name) {
- Code::Flags flags = Code::ComputeMonomorphicFlags(Code::STORE_IC, type,
- extra_ic_state_);
+ Code::Flags flags = Code::ComputeMonomorphicFlags(
+ Code::STORE_IC, type, strict_mode_);
MaybeObject* result = GetCodeWithFlags(flags, name);
if (!result->IsFailure()) {
PROFILE(CodeCreateEvent(Logger::STORE_IC_TAG,
@@ -1664,7 +1704,8 @@
MaybeObject* KeyedStoreStubCompiler::GetCode(PropertyType type, String* name) {
- Code::Flags flags = Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, type);
+ Code::Flags flags = Code::ComputeMonomorphicFlags(
+ Code::KEYED_STORE_IC, type, strict_mode_);
MaybeObject* result = GetCodeWithFlags(flags, name);
if (!result->IsFailure()) {
PROFILE(CodeCreateEvent(Logger::KEYED_STORE_IC_TAG,