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Remove %_ClassOf and SharedFunctionInfo::instance_class_name

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instance_class_name takes up space unnecessarily, and %_ClassOf and
class_name implement [[Class]] which isn't part of ES2015+ anymore.

Bug: 
Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng
Change-Id: I3a73f732ad83a616817fde9992f4e4d584638fa8
Reviewed-on: https://chromium-review.googlesource.com/776683
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51309}
This commit is contained in:
Toon Verwaest 2018-02-15 06:26:29 +01:00 committed by Commit Bot
parent 1c8031b8ee
commit 313e33a709
54 changed files with 372 additions and 551 deletions
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63
src/api.cc
View File

@ -3554,24 +3554,22 @@ bool Value::IsWebAssemblyCompiledModule() const {
js_obj->map()->GetConstructor();
}
#define VALUE_IS_SPECIFIC_TYPE(Type, Class) \
bool Value::Is##Type() const { \
i::Handle<i::Object> obj = Utils::OpenHandle(this); \
if (!obj->IsHeapObject()) return false; \
i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); \
return obj->HasSpecificClassOf(isolate->heap()->Class##_string()); \
#define VALUE_IS_SPECIFIC_TYPE(Type, Check) \
bool Value::Is##Type() const { \
i::Handle<i::Object> obj = Utils::OpenHandle(this); \
return obj->Is##Check(); \
}
VALUE_IS_SPECIFIC_TYPE(ArgumentsObject, Arguments)
VALUE_IS_SPECIFIC_TYPE(BooleanObject, Boolean)
VALUE_IS_SPECIFIC_TYPE(NumberObject, Number)
VALUE_IS_SPECIFIC_TYPE(StringObject, String)
VALUE_IS_SPECIFIC_TYPE(SymbolObject, Symbol)
VALUE_IS_SPECIFIC_TYPE(Date, Date)
VALUE_IS_SPECIFIC_TYPE(Map, Map)
VALUE_IS_SPECIFIC_TYPE(Set, Set)
VALUE_IS_SPECIFIC_TYPE(WeakMap, WeakMap)
VALUE_IS_SPECIFIC_TYPE(WeakSet, WeakSet)
VALUE_IS_SPECIFIC_TYPE(ArgumentsObject, JSArgumentsObject)
VALUE_IS_SPECIFIC_TYPE(BooleanObject, BooleanWrapper)
VALUE_IS_SPECIFIC_TYPE(NumberObject, NumberWrapper)
VALUE_IS_SPECIFIC_TYPE(StringObject, StringWrapper)
VALUE_IS_SPECIFIC_TYPE(SymbolObject, SymbolWrapper)
VALUE_IS_SPECIFIC_TYPE(Date, JSDate)
VALUE_IS_SPECIFIC_TYPE(Map, JSMap)
VALUE_IS_SPECIFIC_TYPE(Set, JSSet)
VALUE_IS_SPECIFIC_TYPE(WeakMap, JSWeakMap)
VALUE_IS_SPECIFIC_TYPE(WeakSet, JSWeakSet)
#undef VALUE_IS_SPECIFIC_TYPE
@ -3963,55 +3961,36 @@ void v8::SharedArrayBuffer::CheckCast(Value* that) {
void v8::Date::CheckCast(v8::Value* that) {
i::Handle<i::Object> obj = Utils::OpenHandle(that);
i::Isolate* isolate = nullptr;
if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate();
Utils::ApiCheck(isolate != nullptr &&
obj->HasSpecificClassOf(isolate->heap()->Date_string()),
"v8::Date::Cast()", "Could not convert to date");
Utils::ApiCheck(obj->IsJSDate(), "v8::Date::Cast()",
"Could not convert to date");
}
void v8::StringObject::CheckCast(v8::Value* that) {
i::Handle<i::Object> obj = Utils::OpenHandle(that);
i::Isolate* isolate = nullptr;
if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate();
Utils::ApiCheck(isolate != nullptr &&
obj->HasSpecificClassOf(isolate->heap()->String_string()),
"v8::StringObject::Cast()",
Utils::ApiCheck(obj->IsStringWrapper(), "v8::StringObject::Cast()",
"Could not convert to StringObject");
}
void v8::SymbolObject::CheckCast(v8::Value* that) {
i::Handle<i::Object> obj = Utils::OpenHandle(that);
i::Isolate* isolate = nullptr;
if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate();
Utils::ApiCheck(isolate != nullptr &&
obj->HasSpecificClassOf(isolate->heap()->Symbol_string()),
"v8::SymbolObject::Cast()",
Utils::ApiCheck(obj->IsSymbolWrapper(), "v8::SymbolObject::Cast()",
"Could not convert to SymbolObject");
}
void v8::NumberObject::CheckCast(v8::Value* that) {
i::Handle<i::Object> obj = Utils::OpenHandle(that);
i::Isolate* isolate = nullptr;
if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate();
Utils::ApiCheck(isolate != nullptr &&
obj->HasSpecificClassOf(isolate->heap()->Number_string()),
"v8::NumberObject::Cast()",
Utils::ApiCheck(obj->IsNumberWrapper(), "v8::NumberObject::Cast()",
"Could not convert to NumberObject");
}
void v8::BooleanObject::CheckCast(v8::Value* that) {
i::Handle<i::Object> obj = Utils::OpenHandle(that);
i::Isolate* isolate = nullptr;
if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate();
Utils::ApiCheck(
isolate != nullptr &&
obj->HasSpecificClassOf(isolate->heap()->Boolean_string()),
"v8::BooleanObject::Cast()", "Could not convert to BooleanObject");
Utils::ApiCheck(obj->IsBooleanWrapper(), "v8::BooleanObject::Cast()",
"Could not convert to BooleanObject");
}

46
src/bootstrapper.cc
View File

@ -369,15 +369,15 @@ V8_NOINLINE Handle<SharedFunctionInfo> SimpleCreateSharedFunctionInfo(
}
// Construct case.
V8_NOINLINE Handle<SharedFunctionInfo> SimpleCreateSharedFunctionInfo(
Isolate* isolate, Builtins::Name builtin_id, Handle<String> name,
Handle<String> instance_class_name, int len) {
V8_NOINLINE Handle<SharedFunctionInfo>
SimpleCreateConstructorSharedFunctionInfo(Isolate* isolate,
Builtins::Name builtin_id,
Handle<String> name, int len) {
Handle<Code> code = isolate->builtins()->builtin_handle(builtin_id);
const bool kIsConstructor = true;
Handle<SharedFunctionInfo> shared = isolate->factory()->NewSharedFunctionInfo(
name, code, kIsConstructor, kNormalFunction, builtin_id);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(*instance_class_name);
shared->set_internal_formal_parameter_count(len);
shared->set_length(len);
return shared;
@ -389,9 +389,6 @@ V8_NOINLINE void InstallFunction(Handle<JSObject> target,
Handle<String> function_name,
PropertyAttributes attributes = DONT_ENUM) {
JSObject::AddProperty(target, property_name, function, attributes);
if (target->IsJSGlobalObject()) {
function->shared()->set_instance_class_name(*function_name);
}
}
V8_NOINLINE void InstallFunction(Handle<JSObject> target,
@ -1279,8 +1276,6 @@ Handle<JSGlobalObject> Genesis::CreateNewGlobals(
isolate(), global_constructor, factory()->the_hole_value(),
ApiNatives::GlobalProxyType);
}
Handle<String> global_name = factory()->global_string();
global_proxy_function->shared()->set_instance_class_name(*global_name);
global_proxy_function->initial_map()->set_is_access_check_needed(true);
global_proxy_function->initial_map()->set_has_hidden_prototype(true);
global_proxy_function->initial_map()->set_may_have_interesting_symbols(true);
@ -1347,7 +1342,6 @@ static void InstallError(Isolate* isolate, Handle<JSObject> global,
Handle<JSFunction> error_fun = InstallFunction(
global, name, JS_ERROR_TYPE, JSObject::kHeaderSize, 0,
factory->the_hole_value(), Builtins::kErrorConstructor, DONT_ENUM);
error_fun->shared()->set_instance_class_name(*factory->Error_string());
error_fun->shared()->DontAdaptArguments();
error_fun->shared()->SetConstructStub(
*BUILTIN_CODE(isolate, ErrorConstructor));
@ -1772,8 +1766,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
JS_FAST_ARRAY_VALUE_ITERATOR_TYPE, JSArrayIterator::kSize, 0,
array_iterator_prototype, Builtins::kIllegal);
array_iterator_function->shared()->set_native(false);
array_iterator_function->shared()->set_instance_class_name(
isolate->heap()->ArrayIterator_string());
native_context()->set_initial_array_iterator_prototype(
*array_iterator_prototype);
@ -2359,9 +2351,9 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
}
{
Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
Handle<SharedFunctionInfo> info = SimpleCreateConstructorSharedFunctionInfo(
isolate, Builtins::kPromiseGetCapabilitiesExecutor,
factory->empty_string(), factory->Object_string(), 2);
factory->empty_string(), 2);
native_context()->set_promise_get_capabilities_executor_shared_fun(*info);
}
@ -2374,7 +2366,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(promise_fun->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->Object_string());
shared->set_internal_formal_parameter_count(1);
shared->set_length(1);
@ -2470,7 +2461,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(regexp_fun->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->RegExp_string());
shared->set_internal_formal_parameter_count(2);
shared->set_length(2);
@ -2920,7 +2910,7 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
#endif // V8_INTL_SUPPORT
{ // -- A r r a y B u f f e r
Handle<String> name = factory->InternalizeUtf8String("ArrayBuffer");
Handle<String> name = factory->ArrayBuffer_string();
Handle<JSFunction> array_buffer_fun = CreateArrayBuffer(name, ARRAY_BUFFER);
JSObject::AddProperty(global, name, array_buffer_fun, DONT_ENUM);
InstallWithIntrinsicDefaultProto(isolate, array_buffer_fun,
@ -2936,7 +2926,7 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
}
{ // -- S h a r e d A r r a y B u f f e r
Handle<String> name = factory->InternalizeUtf8String("SharedArrayBuffer");
Handle<String> name = factory->SharedArrayBuffer_string();
Handle<JSFunction> shared_array_buffer_fun =
CreateArrayBuffer(name, SHARED_ARRAY_BUFFER);
InstallWithIntrinsicDefaultProto(isolate, shared_array_buffer_fun,
@ -3161,7 +3151,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(js_map_fun->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->Map_string());
shared->DontAdaptArguments();
shared->set_length(0);
@ -3220,7 +3209,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(js_set_fun->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->Set_string());
shared->DontAdaptArguments();
shared->set_length(0);
@ -3317,7 +3305,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(cons->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->WeakMap_string());
shared->DontAdaptArguments();
shared->set_length(0);
@ -3349,7 +3336,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
Handle<SharedFunctionInfo> shared(cons->shared(), isolate);
shared->SetConstructStub(*BUILTIN_CODE(isolate, JSBuiltinsConstructStub));
shared->set_instance_class_name(isolate->heap()->WeakSet_string());
shared->DontAdaptArguments();
shared->set_length(0);
@ -3495,16 +3481,12 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
}
{ // --- sloppy arguments map
// Make sure we can recognize argument objects at runtime.
// This is done by introducing an anonymous function with
// class_name equals 'Arguments'.
Handle<String> arguments_string = factory->Arguments_string();
NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
arguments_string, BUILTIN_CODE(isolate, Illegal),
isolate->initial_object_prototype(), JS_ARGUMENTS_TYPE,
JSSloppyArgumentsObject::kSize, 2, Builtins::kIllegal, MUTABLE);
Handle<JSFunction> function = factory->NewFunction(args);
function->shared()->set_instance_class_name(*arguments_string);
Handle<Map> map(function->initial_map());
// Create the descriptor array for the arguments object.
@ -3595,8 +3577,6 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
CreateFunction(isolate, factory->empty_string(),
JS_CONTEXT_EXTENSION_OBJECT_TYPE, JSObject::kHeaderSize,
0, factory->the_hole_value(), Builtins::kIllegal);
Handle<String> name = factory->InternalizeUtf8String("context_extension");
context_extension_fun->shared()->set_instance_class_name(*name);
native_context()->set_context_extension_function(*context_extension_fun);
}
@ -3962,7 +3942,7 @@ void Bootstrapper::ExportFromRuntime(Isolate* isolate,
}
{ // -- S e t I t e r a t o r
Handle<String> name = factory->InternalizeUtf8String("Set Iterator");
Handle<String> name = factory->SetIterator_string();
// Setup %SetIteratorPrototype%.
Handle<JSObject> prototype =
@ -3984,7 +3964,6 @@ void Bootstrapper::ExportFromRuntime(Isolate* isolate,
InstallFunction(container, "SetIterator", JS_SET_VALUE_ITERATOR_TYPE,
JSSetIterator::kSize, 0, prototype, Builtins::kIllegal);
set_iterator_function->shared()->set_native(false);
set_iterator_function->shared()->set_instance_class_name(*name);
Handle<Map> set_value_iterator_map(set_iterator_function->initial_map(),
isolate);
@ -3998,7 +3977,7 @@ void Bootstrapper::ExportFromRuntime(Isolate* isolate,
}
{ // -- M a p I t e r a t o r
Handle<String> name = factory->InternalizeUtf8String("Map Iterator");
Handle<String> name = factory->MapIterator_string();
// Setup %MapIteratorPrototype%.
Handle<JSObject> prototype =
@ -4020,7 +3999,6 @@ void Bootstrapper::ExportFromRuntime(Isolate* isolate,
InstallFunction(container, "MapIterator", JS_MAP_KEY_ITERATOR_TYPE,
JSMapIterator::kSize, 0, prototype, Builtins::kIllegal);
map_iterator_function->shared()->set_native(false);
map_iterator_function->shared()->set_instance_class_name(*name);
Handle<Map> map_key_iterator_map(map_iterator_function->initial_map(),
isolate);
@ -4039,11 +4017,10 @@ void Bootstrapper::ExportFromRuntime(Isolate* isolate,
}
{ // -- S c r i p t
Handle<String> name = factory->InternalizeUtf8String("Script");
Handle<String> name = factory->Script_string();
Handle<JSFunction> script_fun = InstallFunction(
container, name, JS_VALUE_TYPE, JSValue::kSize, 0,
factory->the_hole_value(), Builtins::kUnsupportedThrower, DONT_ENUM);
script_fun->shared()->set_instance_class_name(*name);
native_context->set_script_function(*script_fun);
Handle<Map> script_map = Handle<Map>(script_fun->initial_map());
@ -4535,7 +4512,6 @@ Handle<JSFunction> Genesis::CreateArrayBuffer(
array_buffer_fun->shared()->SetConstructStub(*code);
array_buffer_fun->shared()->DontAdaptArguments();
array_buffer_fun->shared()->set_length(1);
array_buffer_fun->shared()->set_instance_class_name(*name);
// Install the "constructor" property on the {prototype}.
JSObject::AddProperty(prototype, factory()->constructor_string(),

7
src/builtins/builtins-conversion-gen.cc
View File

@ -390,13 +390,6 @@ TF_BUILTIN(ToObject, CodeStubAssembler) {
Return(object);
}
// Deprecated ES5 [[Class]] internal property (used to implement %_ClassOf).
TF_BUILTIN(ClassOf, CodeStubAssembler) {
Node* object = Parameter(TypeofDescriptor::kObject);
Return(ClassOf(object));
}
// ES6 section 12.5.5 typeof operator
TF_BUILTIN(Typeof, CodeStubAssembler) {
Node* object = Parameter(TypeofDescriptor::kObject);

1
src/builtins/builtins-definitions.h
View File

@ -193,7 +193,6 @@ namespace internal {
TFC(ToInteger, TypeConversion, 1) \
TFC(ToInteger_TruncateMinusZero, TypeConversion, 1) \
TFC(ToLength, TypeConversion, 1) \
TFC(ClassOf, Typeof, 1) \
TFC(Typeof, Typeof, 1) \
TFC(GetSuperConstructor, Typeof, 1) \
\

4
src/builtins/builtins-object-gen.cc
View File

@ -672,9 +672,7 @@ TF_BUILTIN(ObjectPrototypeToString, ObjectBuiltinsAssembler) {
Branch(IsString(var_tag.value()), &if_tagisstring, &if_tagisnotstring);
BIND(&if_tagisnotstring);
{
var_tag.Bind(
CallStub(Builtins::CallableFor(isolate(), Builtins::kClassOf),
context, receiver));
var_tag.Bind(CallRuntime(Runtime::kClassOf, context, receiver));
Goto(&if_tagisstring);
}
BIND(&if_tagisstring);

1
src/builtins/builtins.cc
View File

@ -280,7 +280,6 @@ bool Builtins::IsIsolateIndependent(int index) {
case kContinueToJavaScriptBuiltinWithResult:
#ifndef DEBUG
#if !V8_TARGET_ARCH_IA32
case kClassOf:
case kConstructFunction:
case kTypeof:
case kWeakMapLookupHashIndex:

65
src/code-stub-assembler.cc
View File

@ -9803,71 +9803,6 @@ TNode<Oddball> CodeStubAssembler::HasProperty(SloppyTNode<HeapObject> object,
return result.value();
}
Node* CodeStubAssembler::ClassOf(Node* value) {
VARIABLE(var_result, MachineRepresentation::kTaggedPointer);
Label if_function_template_info(this, Label::kDeferred),
if_no_class_name(this, Label::kDeferred),
if_function(this, Label::kDeferred), if_object(this, Label::kDeferred),
if_primitive(this, Label::kDeferred), return_result(this);
// Check if {value} is a Smi.
GotoIf(TaggedIsSmi(value), &if_primitive);
Node* value_map = LoadMap(value);
Node* value_instance_type = LoadMapInstanceType(value_map);
// Check if {value} is a JSFunction or JSBoundFunction.
STATIC_ASSERT(LAST_TYPE == LAST_FUNCTION_TYPE);
GotoIf(Uint32LessThanOrEqual(Int32Constant(FIRST_FUNCTION_TYPE),
value_instance_type),
&if_function);
// Check if {value} is a primitive HeapObject.
STATIC_ASSERT(LAST_TYPE == LAST_JS_RECEIVER_TYPE);
GotoIfNot(IsJSReceiverInstanceType(value_instance_type), &if_primitive);
// Load the {value}s constructor, and check that it's a JSFunction.
Node* constructor = LoadMapConstructor(value_map);
GotoIf(HasInstanceType(constructor, FUNCTION_TEMPLATE_INFO_TYPE),
&if_function_template_info);
GotoIfNot(IsJSFunction(constructor), &if_object);
// Return the instance class name for the {constructor}.
Node* shared_info =
LoadObjectField(constructor, JSFunction::kSharedFunctionInfoOffset);
Node* instance_class_name = LoadObjectField(
shared_info, SharedFunctionInfo::kInstanceClassNameOffset);
var_result.Bind(instance_class_name);
Goto(&return_result);
// For remote objects the constructor might be given as FTI.
BIND(&if_function_template_info);
Node* class_name =
LoadObjectField(constructor, FunctionTemplateInfo::kClassNameOffset);
GotoIf(IsUndefined(class_name), &if_no_class_name);
var_result.Bind(class_name);
Goto(&return_result);
BIND(&if_no_class_name);
var_result.Bind(LoadRoot(Heap::kempty_stringRootIndex));
Goto(&return_result);
BIND(&if_function);
var_result.Bind(LoadRoot(Heap::kFunction_stringRootIndex));
Goto(&return_result);
BIND(&if_object);
var_result.Bind(LoadRoot(Heap::kObject_stringRootIndex));
Goto(&return_result);
BIND(&if_primitive);
var_result.Bind(NullConstant());
Goto(&return_result);
BIND(&return_result);
return var_result.value();
}
Node* CodeStubAssembler::Typeof(Node* value) {
VARIABLE(result_var, MachineRepresentation::kTagged);

2
src/code-stub-assembler.h
View File

@ -1865,8 +1865,6 @@ class V8_EXPORT_PRIVATE CodeStubAssembler : public compiler::CodeAssembler {
SloppyTNode<Context> context,
HasPropertyLookupMode mode);
Node* ClassOf(Node* object);
Node* Typeof(Node* value);
Node* GetSuperConstructor(Node* value, Node* context);

4
src/compiler/code-assembler.h
View File

@ -197,6 +197,7 @@ enum class ObjectType {
class AccessCheckNeeded;
class ClassBoilerplate;
class BooleanWrapper;
class CompilationCacheTable;
class Constructor;
class Filler;
@ -208,8 +209,11 @@ class JSSloppyArgumentsObject;
class MapCache;
class MutableHeapNumber;
class NativeContext;
class NumberWrapper;
class ScriptWrapper;
class SloppyArgumentsElements;
class StringWrapper;
class SymbolWrapper;
class Undetectable;
class UniqueName;
class WasmMemoryObject;

15
src/compiler/effect-control-linearizer.cc
View File

@ -806,9 +806,6 @@ bool EffectControlLinearizer::TryWireInStateEffect(Node* node,
case IrOpcode::kTypeOf:
result = LowerTypeOf(node);
break;
case IrOpcode::kClassOf:
result = LowerClassOf(node);
break;
case IrOpcode::kNewDoubleElements:
result = LowerNewDoubleElements(node);
break;
@ -2385,18 +2382,6 @@ Node* EffectControlLinearizer::LowerTypeOf(Node* node) {
__ NoContextConstant());
}
Node* EffectControlLinearizer::LowerClassOf(Node* node) {
Node* obj = node->InputAt(0);
Callable const callable =
Builtins::CallableFor(isolate(), Builtins::kClassOf);
Operator::Properties const properties = Operator::kEliminatable;
CallDescriptor::Flags const flags = CallDescriptor::kNoAllocate;
auto call_descriptor = Linkage::GetStubCallDescriptor(
isolate(), graph()->zone(), callable.descriptor(), 0, flags, properties);
return __ Call(call_descriptor, __ HeapConstant(callable.code()), obj,
__ NoContextConstant());
}
Node* EffectControlLinearizer::LowerToBoolean(Node* node) {
Node* obj = node->InputAt(0);
Callable const callable =

1
src/compiler/effect-control-linearizer.h
View File

@ -136,7 +136,6 @@ class V8_EXPORT_PRIVATE EffectControlLinearizer {
void LowerCheckEqualsInternalizedString(Node* node, Node* frame_state);
void LowerCheckEqualsSymbol(Node* node, Node* frame_state);
Node* LowerTypeOf(Node* node);
Node* LowerClassOf(Node* node);
Node* LowerToBoolean(Node* node);
Node* LowerPlainPrimitiveToNumber(Node* node);
Node* LowerPlainPrimitiveToWord32(Node* node);

12
src/compiler/js-intrinsic-lowering.cc
View File

@ -94,8 +94,6 @@ Reduction JSIntrinsicLowering::Reduce(Node* node) {
AccessBuilder::ForJSTypedArrayLength());
case Runtime::kInlineTheHole:
return ReduceTheHole(node);
case Runtime::kInlineClassOf:
return ReduceClassOf(node);
case Runtime::kInlineStringMaxLength:
return ReduceStringMaxLength(node);
default:
@ -381,16 +379,6 @@ Reduction JSIntrinsicLowering::ReduceTheHole(Node* node) {
return Replace(value);
}
Reduction JSIntrinsicLowering::ReduceClassOf(Node* node) {
RelaxEffectsAndControls(node);
// The ClassOf operator has a single value input and control input.
Node* control_input = NodeProperties::GetControlInput(node, 0);
node->TrimInputCount(2);
node->ReplaceInput(1, control_input);
NodeProperties::ChangeOp(node, simplified()->ClassOf());
return Changed(node);
}
Reduction JSIntrinsicLowering::ReduceStringMaxLength(Node* node) {
Node* value = jsgraph()->Constant(String::kMaxLength);
ReplaceWithValue(node, value);

3
src/compiler/js-intrinsic-lowering.h
View File

@ -73,9 +73,6 @@ class V8_EXPORT_PRIVATE JSIntrinsicLowering final
// converted to proper CodeStubAssembler based builtins.
Reduction ReduceTheHole(Node* node);
// TODO(turbofan): JavaScript builtins support; drop once all uses of
// %_ClassOf in JavaScript builtins are eliminated.
Reduction ReduceClassOf(Node* node);
Reduction ReduceStringMaxLength(Node* node);
Reduction Change(Node* node, const Operator* op);

1
src/compiler/js-operator.h
View File

@ -729,7 +729,6 @@ class V8_EXPORT_PRIVATE JSOperatorBuilder final
const Operator* LoadModule(int32_t cell_index);
const Operator* StoreModule(int32_t cell_index);
const Operator* ClassOf();
const Operator* HasInPrototypeChain();
const Operator* InstanceOf(const VectorSlotPair& feedback);
const Operator* OrdinaryHasInstance();

1
src/compiler/linkage.cc
View File

@ -179,7 +179,6 @@ bool Linkage::NeedsFrameStateInput(Runtime::FunctionId function) {
return false;
// Some inline intrinsics are also safe to call without a FrameState.
case Runtime::kInlineClassOf:
case Runtime::kInlineCreateIterResultObject:
case Runtime::kInlineGeneratorClose:
case Runtime::kInlineGeneratorGetInputOrDebugPos:

1
src/compiler/opcodes.h
View File

@ -366,7 +366,6 @@
V(ConvertReceiver) \
V(ConvertTaggedHoleToUndefined) \
V(TypeOf) \
V(ClassOf) \
V(Allocate) \
V(AllocateRaw) \
V(LoadFieldByIndex) \

1
src/compiler/simplified-lowering.cc
View File

@ -2324,7 +2324,6 @@ class RepresentationSelector {
MachineRepresentation::kTaggedPointer);
return;
}
case IrOpcode::kClassOf:
case IrOpcode::kTypeOf: {
return VisitUnop(node, UseInfo::AnyTagged(),
MachineRepresentation::kTaggedPointer);

1
src/compiler/simplified-operator.cc
View File

@ -677,7 +677,6 @@ bool operator==(CheckMinusZeroParameters const& lhs,
V(StringToLowerCaseIntl, Operator::kNoProperties, 1, 0) \
V(StringToUpperCaseIntl, Operator::kNoProperties, 1, 0) \
V(TypeOf, Operator::kNoProperties, 1, 1) \
V(ClassOf, Operator::kNoProperties, 1, 1) \
V(PlainPrimitiveToNumber, Operator::kNoProperties, 1, 0) \
V(PlainPrimitiveToWord32, Operator::kNoProperties, 1, 0) \
V(PlainPrimitiveToFloat64, Operator::kNoProperties, 1, 0) \

1
src/compiler/simplified-operator.h
View File

@ -514,7 +514,6 @@ class V8_EXPORT_PRIVATE SimplifiedOperatorBuilder final
const Operator* SameValue();
const Operator* TypeOf();
const Operator* ClassOf();
const Operator* ToBoolean();

6
src/compiler/typer.cc
View File

@ -1150,10 +1150,6 @@ Type* Typer::Visitor::TypeJSNegate(Node* node) {
return TypeUnaryOp(node, Negate);
}
Type* Typer::Visitor::TypeClassOf(Node* node) {
return Type::InternalizedStringOrNull();
}
Type* Typer::Visitor::TypeTypeOf(Node* node) {
return Type::InternalizedString();
}
@ -1772,8 +1768,6 @@ Type* Typer::Visitor::TypeJSCallRuntime(Node* node) {
return TypeUnaryOp(node, ToObject);
case Runtime::kInlineToString:
return TypeUnaryOp(node, ToString);
case Runtime::kInlineClassOf:
return Type::InternalizedStringOrNull();
case Runtime::kHasInPrototypeChain:
return Type::Boolean();
default:

4
src/compiler/verifier.cc
View File

@ -745,10 +745,6 @@ void Verifier::Visitor::Check(Node* node, const AllNodes& all) {
// Type is Boolean.
CheckTypeIs(node, Type::Boolean());
break;
case IrOpcode::kClassOf:
// Type is InternaliedString \/ Null.
CheckTypeIs(node, Type::InternalizedStringOrNull());
break;
case IrOpcode::kTypeOf:
// Type is InternalizedString.
CheckTypeIs(node, Type::InternalizedString());

2
src/debug/debug-evaluate.cc
View File

@ -292,7 +292,6 @@ bool IntrinsicHasNoSideEffect(Runtime::FunctionId id) {
V(IsJSWeakSet) \
V(IsRegExp) \
V(IsTypedArray) \
V(ClassOf) \
/* Loads */ \
V(LoadLookupSlotForCall) \
/* Arrays */ \
@ -328,6 +327,7 @@ bool IntrinsicHasNoSideEffect(Runtime::FunctionId id) {
/* Collections */ \
V(GenericHash) \
/* Called from builtins */ \
V(ClassOf) \
V(StringAdd) \
V(StringParseFloat) \
V(StringParseInt) \

12
src/debug/mirrors.js
View File

@ -54,11 +54,11 @@ macro IS_DATE(arg)
endmacro
macro IS_ERROR(arg)
(%_ClassOf(arg) === 'Error')
(%IsJSError(arg))
endmacro
macro IS_GENERATOR(arg)
(%_ClassOf(arg) === 'Generator')
(%IsJSGeneratorObject(arg))
endmacro
macro IS_MAP(arg)
@ -66,11 +66,11 @@ macro IS_MAP(arg)
endmacro
macro IS_MAP_ITERATOR(arg)
(%_ClassOf(arg) === 'Map Iterator')
(%IsJSMapIterator(arg))
endmacro
macro IS_SCRIPT(arg)
(%_ClassOf(arg) === 'Script')
(%IsScriptWrapper(arg))
endmacro
macro IS_SET(arg)
@ -78,7 +78,7 @@ macro IS_SET(arg)
endmacro
macro IS_SET_ITERATOR(arg)
(%_ClassOf(arg) === 'Set Iterator')
(%IsJSSetIterator(arg))
endmacro
// Must match PropertyFilter in property-details.h
@ -638,7 +638,7 @@ inherits(ObjectMirror, ValueMirror);
ObjectMirror.prototype.className = function() {
return %_ClassOf(this.value_);
return %ClassOf(this.value_);
};

4
src/factory.cc
View File

@ -2489,9 +2489,6 @@ Handle<SharedFunctionInfo> Factory::NewSharedFunctionInfo(
NewSharedFunctionInfo(name, code, IsConstructable(kind), kind);
shared->set_scope_info(*scope_info);
shared->set_outer_scope_info(*the_hole_value());
if (IsGeneratorFunction(kind)) {
shared->set_instance_class_name(isolate()->heap()->Generator_string());
}
return shared;
}
@ -2561,7 +2558,6 @@ Handle<SharedFunctionInfo> Factory::NewSharedFunctionInfo(
is_constructor ? isolate()->builtins()->JSConstructStubGeneric()
: BUILTIN_CODE(isolate(), ConstructedNonConstructable);
share->SetConstructStub(*construct_stub);
share->set_instance_class_name(*Object_string());
share->set_script(*undefined_value(), SKIP_WRITE_BARRIER);
share->set_debug_info(Smi::kZero, SKIP_WRITE_BARRIER);
share->set_function_identifier(*undefined_value(), SKIP_WRITE_BARRIER);

412
src/heap-symbols.h
View File

@ -5,205 +5,219 @@
#ifndef V8_HEAP_SYMBOLS_H_
#define V8_HEAP_SYMBOLS_H_
#define INTERNALIZED_STRING_LIST(V) \
V(anonymous_function_string, "(anonymous function)") \
V(anonymous_string, "anonymous") \
V(add_string, "add") \
V(apply_string, "apply") \
V(arguments_string, "arguments") \
V(Arguments_string, "Arguments") \
V(arguments_to_string, "[object Arguments]") \
V(Array_string, "Array") \
V(ArrayIterator_string, "Array Iterator") \
V(assign_string, "assign") \
V(async_string, "async") \
V(await_string, "await") \
V(array_to_string, "[object Array]") \
V(boolean_to_string, "[object Boolean]") \
V(date_to_string, "[object Date]") \
V(error_to_string, "[object Error]") \
V(function_to_string, "[object Function]") \
V(number_to_string, "[object Number]") \
V(object_to_string, "[object Object]") \
V(regexp_to_string, "[object RegExp]") \
V(string_to_string, "[object String]") \
V(bigint_string, "bigint") \
V(BigInt_string, "BigInt") \
V(bind_string, "bind") \
V(boolean_string, "boolean") \
V(Boolean_string, "Boolean") \
V(bound__string, "bound ") \
V(buffer_string, "buffer") \
V(byte_length_string, "byteLength") \
V(byte_offset_string, "byteOffset") \
V(call_string, "call") \
V(callee_string, "callee") \
V(caller_string, "caller") \
V(cell_value_string, "%cell_value") \
V(char_at_string, "CharAt") \
V(closure_string, "(closure)") \
V(column_string, "column") \
V(configurable_string, "configurable") \
V(constructor_string, "constructor") \
V(construct_string, "construct") \
V(create_string, "create") \
V(currency_string, "currency") \
V(Date_string, "Date") \
V(dayperiod_string, "dayperiod") \
V(day_string, "day") \
V(decimal_string, "decimal") \
V(default_string, "default") \
V(defineProperty_string, "defineProperty") \
V(deleteProperty_string, "deleteProperty") \
V(did_handle_string, "didHandle") \
V(display_name_string, "displayName") \
V(done_string, "done") \
V(dotAll_string, "dotAll") \
V(dot_catch_string, ".catch") \
V(dot_for_string, ".for") \
V(dot_generator_object_string, ".generator_object") \
V(dot_iterator_string, ".iterator") \
V(dot_result_string, ".result") \
V(dot_switch_tag_string, ".switch_tag") \
V(dot_string, ".") \
V(exec_string, "exec") \
V(entries_string, "entries") \
V(enqueue_string, "enqueue") \
V(enumerable_string, "enumerable") \
V(era_string, "era") \
V(Error_string, "Error") \
V(eval_string, "eval") \
V(EvalError_string, "EvalError") \
V(false_string, "false") \
V(flags_string, "flags") \
V(fraction_string, "fraction") \
V(function_string, "function") \
V(Function_string, "Function") \
V(Generator_string, "Generator") \
V(getOwnPropertyDescriptor_string, "getOwnPropertyDescriptor") \
V(getOwnPropertyDescriptors_string, "getOwnPropertyDescriptors") \
V(getPrototypeOf_string, "getPrototypeOf") \
V(get_string, "get") \
V(get_space_string, "get ") \
V(global_string, "global") \
V(group_string, "group") \
V(groups_string, "groups") \
V(has_string, "has") \
V(hour_string, "hour") \
V(ignoreCase_string, "ignoreCase") \
V(illegal_access_string, "illegal access") \
V(illegal_argument_string, "illegal argument") \
V(index_string, "index") \
V(infinity_string, "infinity") \
V(Infinity_string, "Infinity") \
V(integer_string, "integer") \
V(input_string, "input") \
V(isExtensible_string, "isExtensible") \
V(isView_string, "isView") \
V(KeyedLoadMonomorphic_string, "KeyedLoadMonomorphic") \
V(KeyedStoreMonomorphic_string, "KeyedStoreMonomorphic") \
V(keys_string, "keys") \
V(lastIndex_string, "lastIndex") \
V(length_string, "length") \
V(let_string, "let") \
V(line_string, "line") \
V(literal_string, "literal") \
V(Map_string, "Map") \
V(message_string, "message") \
V(minus_Infinity_string, "-Infinity") \
V(minus_zero_string, "-0") \
V(minusSign_string, "minusSign") \
V(minute_string, "minute") \
V(Module_string, "Module") \
V(month_string, "month") \
V(multiline_string, "multiline") \
V(name_string, "name") \
V(native_string, "native") \
V(nan_string, "nan") \
V(NaN_string, "NaN") \
V(new_target_string, ".new.target") \
V(next_string, "next") \
V(NFC_string, "NFC") \
V(NFD_string, "NFD") \
V(NFKC_string, "NFKC") \
V(NFKD_string, "NFKD") \
V(not_equal, "not-equal") \
V(null_string, "null") \
V(null_to_string, "[object Null]") \
V(number_string, "number") \
V(Number_string, "Number") \
V(object_string, "object") \
V(Object_string, "Object") \
V(ok, "ok") \
V(one_string, "1") \
V(ownKeys_string, "ownKeys") \
V(percentSign_string, "percentSign") \
V(plusSign_string, "plusSign") \
V(position_string, "position") \
V(preventExtensions_string, "preventExtensions") \
V(Promise_string, "Promise") \
V(PromiseResolveThenableJob_string, "PromiseResolveThenableJob") \
V(promise_string, "promise") \
V(proto_string, "__proto__") \
V(prototype_string, "prototype") \
V(proxy_string, "proxy") \
V(Proxy_string, "Proxy") \
V(query_colon_string, "(?:)") \
V(RangeError_string, "RangeError") \
V(raw_string, "raw") \
V(ReferenceError_string, "ReferenceError") \
V(RegExp_string, "RegExp") \
V(reject_string, "reject") \
V(resolve_string, "resolve") \
V(return_string, "return") \
V(revoke_string, "revoke") \
V(script_string, "script") \
V(second_string, "second") \
V(setPrototypeOf_string, "setPrototypeOf") \
V(set_space_string, "set ") \
V(set_string, "set") \
V(Set_string, "Set") \
V(source_string, "source") \
V(sourceText_string, "sourceText") \
V(stack_string, "stack") \
V(stackTraceLimit_string, "stackTraceLimit") \
V(star_default_star_string, "*default*") \
V(sticky_string, "sticky") \
V(string_string, "string") \
V(String_string, "String") \
V(symbol_string, "symbol") \
V(Symbol_string, "Symbol") \
V(symbol_species_string, "[Symbol.species]") \
V(SyntaxError_string, "SyntaxError") \
V(then_string, "then") \
V(this_function_string, ".this_function") \
V(this_string, "this") \
V(throw_string, "throw") \
V(timed_out, "timed-out") \
V(timeZoneName_string, "timeZoneName") \
V(toJSON_string, "toJSON") \
V(toString_string, "toString") \
V(true_string, "true") \
V(TypeError_string, "TypeError") \
V(type_string, "type") \
V(CompileError_string, "CompileError") \
V(LinkError_string, "LinkError") \
V(RuntimeError_string, "RuntimeError") \
V(undefined_string, "undefined") \
V(undefined_to_string, "[object Undefined]") \
V(unicode_string, "unicode") \
V(use_asm_string, "use asm") \
V(use_strict_string, "use strict") \
V(URIError_string, "URIError") \
V(valueOf_string, "valueOf") \
V(values_string, "values") \
V(value_string, "value") \
V(WeakMap_string, "WeakMap") \
V(WeakSet_string, "WeakSet") \
V(weekday_string, "weekday") \
V(will_handle_string, "willHandle") \
V(writable_string, "writable") \
V(year_string, "year") \
#define INTERNALIZED_STRING_LIST(V) \
V(add_string, "add") \
V(anonymous_function_string, "(anonymous function)") \
V(anonymous_string, "anonymous") \
V(apply_string, "apply") \
V(Arguments_string, "Arguments") \
V(arguments_string, "arguments") \
V(arguments_to_string, "[object Arguments]") \
V(Array_string, "Array") \
V(array_to_string, "[object Array]") \
V(ArrayBuffer_string, "ArrayBuffer") \
V(ArrayIterator_string, "Array Iterator") \
V(assign_string, "assign") \
V(async_string, "async") \
V(await_string, "await") \
V(BigInt_string, "BigInt") \
V(bigint_string, "bigint") \
V(bind_string, "bind") \
V(Boolean_string, "Boolean") \
V(boolean_string, "boolean") \
V(boolean_to_string, "[object Boolean]") \
V(bound__string, "bound ") \
V(buffer_string, "buffer") \
V(byte_length_string, "byteLength") \
V(byte_offset_string, "byteOffset") \
V(call_string, "call") \
V(callee_string, "callee") \
V(caller_string, "caller") \
V(cell_value_string, "%cell_value") \
V(char_at_string, "CharAt") \
V(closure_string, "(closure)") \
V(column_string, "column") \
V(CompileError_string, "CompileError") \
V(configurable_string, "configurable") \
V(construct_string, "construct") \
V(constructor_string, "constructor") \
V(create_string, "create") \
V(currency_string, "currency") \
V(Date_string, "Date") \
V(date_to_string, "[object Date]") \
V(day_string, "day") \
V(dayperiod_string, "dayperiod") \
V(decimal_string, "decimal") \
V(default_string, "default") \
V(defineProperty_string, "defineProperty") \
V(deleteProperty_string, "deleteProperty") \
V(did_handle_string, "didHandle") \
V(display_name_string, "displayName") \
V(done_string, "done") \
V(dot_catch_string, ".catch") \
V(dot_for_string, ".for") \
V(dot_generator_object_string, ".generator_object") \
V(dot_iterator_string, ".iterator") \
V(dot_result_string, ".result") \
V(dot_string, ".") \
V(dot_switch_tag_string, ".switch_tag") \
V(dotAll_string, "dotAll") \
V(enqueue_string, "enqueue") \
V(entries_string, "entries") \
V(enumerable_string, "enumerable") \
V(era_string, "era") \
V(Error_string, "Error") \
V(error_to_string, "[object Error]") \
V(eval_string, "eval") \
V(EvalError_string, "EvalError") \
V(exec_string, "exec") \
V(false_string, "false") \
V(flags_string, "flags") \
V(Float32Array_string, "Float32Array") \
V(Float64Array_string, "Float64Array") \
V(fraction_string, "fraction") \
V(Function_string, "Function") \
V(function_string, "function") \
V(function_to_string, "[object Function]") \
V(Generator_string, "Generator") \
V(get_space_string, "get ") \
V(get_string, "get") \
V(getOwnPropertyDescriptor_string, "getOwnPropertyDescriptor") \
V(getOwnPropertyDescriptors_string, "getOwnPropertyDescriptors") \
V(getPrototypeOf_string, "getPrototypeOf") \
V(global_string, "global") \
V(group_string, "group") \
V(groups_string, "groups") \
V(has_string, "has") \
V(hour_string, "hour") \
V(ignoreCase_string, "ignoreCase") \
V(illegal_access_string, "illegal access") \
V(illegal_argument_string, "illegal argument") \
V(index_string, "index") \
V(Infinity_string, "Infinity") \
V(infinity_string, "infinity") \
V(input_string, "input") \
V(Int16Array_string, "Int16Array") \
V(Int32Array_string, "Int32Array") \
V(Int8Array_string, "Int8Array") \
V(integer_string, "integer") \
V(isExtensible_string, "isExtensible") \
V(isView_string, "isView") \
V(KeyedLoadMonomorphic_string, "KeyedLoadMonomorphic") \
V(KeyedStoreMonomorphic_string, "KeyedStoreMonomorphic") \
V(keys_string, "keys") \
V(lastIndex_string, "lastIndex") \
V(length_string, "length") \
V(let_string, "let") \
V(line_string, "line") \
V(LinkError_string, "LinkError") \
V(literal_string, "literal") \
V(Map_string, "Map") \
V(MapIterator_string, "Map Iterator") \
V(message_string, "message") \
V(minus_Infinity_string, "-Infinity") \
V(minus_zero_string, "-0") \
V(minusSign_string, "minusSign") \
V(minute_string, "minute") \
V(Module_string, "Module") \
V(month_string, "month") \
V(multiline_string, "multiline") \
V(name_string, "name") \
V(NaN_string, "NaN") \
V(nan_string, "nan") \
V(native_string, "native") \
V(new_target_string, ".new.target") \
V(next_string, "next") \
V(NFC_string, "NFC") \
V(NFD_string, "NFD") \
V(NFKC_string, "NFKC") \
V(NFKD_string, "NFKD") \
V(not_equal, "not-equal") \
V(null_string, "null") \
V(null_to_string, "[object Null]") \
V(Number_string, "Number") \
V(number_string, "number") \
V(number_to_string, "[object Number]") \
V(Object_string, "Object") \
V(object_string, "object") \
V(object_to_string, "[object Object]") \
V(ok, "ok") \
V(one_string, "1") \
V(ownKeys_string, "ownKeys") \
V(percentSign_string, "percentSign") \
V(plusSign_string, "plusSign") \
V(position_string, "position") \
V(preventExtensions_string, "preventExtensions") \
V(Promise_string, "Promise") \
V(promise_string, "promise") \
V(PromiseResolveThenableJob_string, "PromiseResolveThenableJob") \
V(proto_string, "__proto__") \
V(prototype_string, "prototype") \
V(proxy_string, "proxy") \
V(Proxy_string, "Proxy") \
V(query_colon_string, "(?:)") \
V(RangeError_string, "RangeError") \
V(raw_string, "raw") \
V(ReferenceError_string, "ReferenceError") \
V(RegExp_string, "RegExp") \
V(regexp_to_string, "[object RegExp]") \
V(reject_string, "reject") \
V(resolve_string, "resolve") \
V(return_string, "return") \
V(revoke_string, "revoke") \
V(RuntimeError_string, "RuntimeError") \
V(Script_string, "Script") \
V(script_string, "script") \
V(second_string, "second") \
V(set_space_string, "set ") \
V(Set_string, "Set") \
V(set_string, "set") \
V(SetIterator_string, "Set Iterator") \
V(setPrototypeOf_string, "setPrototypeOf") \
V(SharedArrayBuffer_string, "SharedArrayBuffer") \
V(source_string, "source") \
V(sourceText_string, "sourceText") \
V(stack_string, "stack") \
V(stackTraceLimit_string, "stackTraceLimit") \
V(star_default_star_string, "*default*") \
V(sticky_string, "sticky") \
V(String_string, "String") \
V(string_string, "string") \
V(string_to_string, "[object String]") \
V(symbol_species_string, "[Symbol.species]") \
V(Symbol_string, "Symbol") \
V(symbol_string, "symbol") \
V(SyntaxError_string, "SyntaxError") \
V(then_string, "then") \
V(this_function_string, ".this_function") \
V(this_string, "this") \
V(throw_string, "throw") \
V(timed_out, "timed-out") \
V(timeZoneName_string, "timeZoneName") \
V(toJSON_string, "toJSON") \
V(toString_string, "toString") \
V(true_string, "true") \
V(type_string, "type") \
V(TypeError_string, "TypeError") \
V(Uint16Array_string, "Uint16Array") \
V(Uint32Array_string, "Uint32Array") \
V(Uint8Array_string, "Uint8Array") \
V(Uint8ClampedArray_string, "Uint8ClampedArray") \
V(undefined_string, "undefined") \
V(undefined_to_string, "[object Undefined]") \
V(unicode_string, "unicode") \
V(URIError_string, "URIError") \
V(use_asm_string, "use asm") \
V(use_strict_string, "use strict") \
V(value_string, "value") \
V(valueOf_string, "valueOf") \
V(values_string, "values") \
V(WeakMap_string, "WeakMap") \
V(WeakSet_string, "WeakSet") \
V(weekday_string, "weekday") \
V(will_handle_string, "willHandle") \
V(writable_string, "writable") \
V(year_string, "year") \
V(zero_string, "0")
#define PRIVATE_SYMBOL_LIST(V) \

6
src/interpreter/interpreter-intrinsics-generator.cc
View File

@ -365,12 +365,6 @@ Node* IntrinsicsGenerator::Call(
return nullptr; // We never return from the CallJSAndDispatch above.
}
Node* IntrinsicsGenerator::ClassOf(
const InterpreterAssembler::RegListNodePair& args, Node* context) {
Node* value = __ LoadRegisterFromRegisterList(args, 0);
return __ ClassOf(value);
}
Node* IntrinsicsGenerator::CreateAsyncFromSyncIterator(
const InterpreterAssembler::RegListNodePair& args, Node* context) {
InterpreterAssembler::Label not_receiver(

1
src/interpreter/interpreter-intrinsics.h
View File

@ -23,7 +23,6 @@ namespace interpreter {
V(GeneratorClose, generator_close, 1) \
V(GetImportMetaObject, get_import_meta_object, 0) \
V(Call, call, -1) \
V(ClassOf, class_of, 1) \
V(CreateIterResultObject, create_iter_result_object, 2) \
V(CreateAsyncFromSyncIterator, create_async_from_sync_iterator, 1) \
V(HasProperty, has_property, 2) \

1
src/objects-debug.cc
View File

@ -780,7 +780,6 @@ void SharedFunctionInfo::SharedFunctionInfoVerify() {
VerifyObjectField(kFeedbackMetadataOffset);
VerifyObjectField(kFunctionDataOffset);
VerifyObjectField(kFunctionIdentifierOffset);
VerifyObjectField(kInstanceClassNameOffset);
VerifyObjectField(kNameOffset);
VerifyObjectField(kOuterScopeInfoOffset);
VerifyObjectField(kScopeInfoOffset);

20
src/objects-inl.h
View File

@ -419,6 +419,22 @@ bool HeapObject::IsStringWrapper() const {
return IsJSValue() && JSValue::cast(this)->value()->IsString();
}
bool HeapObject::IsBooleanWrapper() const {
return IsJSValue() && JSValue::cast(this)->value()->IsBoolean();
}
bool HeapObject::IsScriptWrapper() const {
return IsJSValue() && JSValue::cast(this)->value()->IsScript();
}
bool HeapObject::IsNumberWrapper() const {
return IsJSValue() && JSValue::cast(this)->value()->IsNumber();
}
bool HeapObject::IsSymbolWrapper() const {
return IsJSValue() && JSValue::cast(this)->value()->IsSymbol();
}
bool HeapObject::IsBoolean() const {
return IsOddball() &&
((Oddball::cast(this)->kind() & Oddball::kNotBooleanMask) == 0);
@ -822,10 +838,6 @@ MaybeHandle<Object> Object::ToIndex(Isolate* isolate, Handle<Object> input,
return ConvertToIndex(isolate, input, error_index);
}
bool Object::HasSpecificClassOf(String* name) {
return this->IsJSObject() && (JSObject::cast(this)->class_name() == name);
}
MaybeHandle<Object> Object::GetProperty(Handle<Object> object,
Handle<Name> name) {
LookupIterator it(object, name);

2
src/objects-printer.cc
View File

@ -1179,8 +1179,6 @@ void SharedFunctionInfo::SharedFunctionInfoPrint(std::ostream& os) { // NOLINT
os << "\n - formal_parameter_count = " << internal_formal_parameter_count();
os << "\n - expected_nof_properties = " << expected_nof_properties();
os << "\n - language_mode = " << language_mode();
os << "\n - instance class name = ";
instance_class_name()->Print(os);
os << " - code = " << Brief(code());
if (HasBytecodeArray()) {
os << "\n - bytecode_array = " << bytecode_array();

80
src/objects.cc
View File

@ -1313,24 +1313,24 @@ Handle<SharedFunctionInfo> FunctionTemplateInfo::GetOrCreateSharedFunctionInfo(
if (current_info->IsSharedFunctionInfo()) {
return handle(SharedFunctionInfo::cast(current_info), isolate);
}
Handle<Object> class_name(info->class_name(), isolate);
Handle<Name> name;
Handle<String> name_string;
if (maybe_name.ToHandle(&name) && name->IsString()) {
name_string = Handle<String>::cast(name);
} else if (info->class_name()->IsString()) {
name_string = handle(String::cast(info->class_name()));
} else {
name_string = class_name->IsString() ? Handle<String>::cast(class_name)
: isolate->factory()->empty_string();
name_string = isolate->factory()->empty_string();
}
Handle<Code> code = BUILTIN_CODE(isolate, HandleApiCall);
bool is_constructor;
FunctionKind function_kind;
if (!info->remove_prototype()) {
is_constructor = true;
function_kind = kNormalFunction;
} else {
if (info->remove_prototype()) {
is_constructor = false;
function_kind = kConciseMethod;
} else {
is_constructor = true;
function_kind = kNormalFunction;
}
Handle<SharedFunctionInfo> result = isolate->factory()->NewSharedFunctionInfo(
name_string, code, is_constructor, function_kind);
@ -1339,9 +1339,6 @@ Handle<SharedFunctionInfo> FunctionTemplateInfo::GetOrCreateSharedFunctionInfo(
}
result->set_length(info->length());
if (class_name->IsString()) {
result->set_instance_class_name(String::cast(*class_name));
}
result->set_api_func_data(*info);
result->DontAdaptArguments();
DCHECK(result->IsApiFunction());
@ -3593,20 +3590,63 @@ void HeapNumber::HeapNumberPrint(std::ostream& os) { // NOLINT
(*reinterpret_cast<const byte*>(FIELD_ADDR_CONST(p, offset)))
String* JSReceiver::class_name() {
if (IsFunction()) {
return GetHeap()->Function_string();
if (IsFunction()) return GetHeap()->Function_string();
if (IsJSArgumentsObject()) return GetHeap()->Arguments_string();
if (IsJSArray()) return GetHeap()->Array_string();
if (IsJSArrayBuffer()) {
if (JSArrayBuffer::cast(this)->is_shared()) {
return GetHeap()->SharedArrayBuffer_string();
}
return GetHeap()->ArrayBuffer_string();
}
if (IsJSArrayIterator()) return GetHeap()->ArrayIterator_string();
if (IsJSDate()) return GetHeap()->Date_string();
if (IsJSError()) return GetHeap()->Error_string();
if (IsJSGeneratorObject()) return GetHeap()->Generator_string();
if (IsJSMap()) return GetHeap()->Map_string();
if (IsJSMapIterator()) return GetHeap()->MapIterator_string();
if (IsJSProxy()) {
return map()->is_callable() ? GetHeap()->Function_string()
: GetHeap()->Object_string();
}
if (IsJSRegExp()) return GetHeap()->RegExp_string();
if (IsJSSet()) return GetHeap()->Set_string();
if (IsJSSetIterator()) return GetHeap()->SetIterator_string();
if (IsJSTypedArray()) {
#define SWITCH_KIND(Type, type, TYPE, ctype, size) \
if (map()->elements_kind() == TYPE##_ELEMENTS) { \
return GetHeap()->Type##Array_string(); \
}
TYPED_ARRAYS(SWITCH_KIND)
#undef SWITCH_KIND
}
if (IsJSValue()) {
Object* value = JSValue::cast(this)->value();
if (value->IsBoolean()) return GetHeap()->Boolean_string();
if (value->IsString()) return GetHeap()->String_string();
if (value->IsNumber()) return GetHeap()->Number_string();
if (value->IsBigInt()) return GetHeap()->BigInt_string();
if (value->IsSymbol()) return GetHeap()->Symbol_string();
if (value->IsScript()) return GetHeap()->Script_string();
UNREACHABLE();
}
if (IsJSWeakMap()) return GetHeap()->WeakMap_string();
if (IsJSWeakSet()) return GetHeap()->WeakSet_string();
if (IsJSGlobalProxy()) return GetHeap()->global_string();
Object* maybe_constructor = map()->GetConstructor();
if (maybe_constructor->IsJSFunction()) {
JSFunction* constructor = JSFunction::cast(maybe_constructor);
return String::cast(constructor->shared()->instance_class_name());
} else if (maybe_constructor->IsFunctionTemplateInfo()) {
FunctionTemplateInfo* info = FunctionTemplateInfo::cast(maybe_constructor);
return info->class_name()->IsString() ? String::cast(info->class_name())
: GetHeap()->empty_string();
if (constructor->shared()->IsApiFunction()) {
maybe_constructor = constructor->shared()->get_api_func_data();
}
}
if (maybe_constructor->IsFunctionTemplateInfo()) {
FunctionTemplateInfo* info = FunctionTemplateInfo::cast(maybe_constructor);
if (info->class_name()->IsString()) return String::cast(info->class_name());
}
// If the constructor is not present, return "Object".
return GetHeap()->Object_string();
}
@ -12422,9 +12462,7 @@ void JSObject::OptimizeAsPrototype(Handle<JSObject> object,
Object* maybe_constructor = object->map()->GetConstructor();
if (maybe_constructor->IsJSFunction()) {
JSFunction* constructor = JSFunction::cast(maybe_constructor);
Isolate* isolate = object->GetIsolate();
if (!constructor->shared()->IsApiFunction() &&
object->class_name() == isolate->heap()->Object_string()) {
if (!constructor->shared()->IsApiFunction()) {
Context* context = constructor->context()->native_context();
JSFunction* object_function = context->object_function();
object->map()->SetConstructor(object_function);

8
src/objects.h
View File

@ -985,12 +985,13 @@ template <class C> inline bool Is(Object* obj);
V(BigInt) \
V(BoilerplateDescription) \
V(Boolean) \
V(BooleanWrapper) \
V(BreakPoint) \
V(BreakPointInfo) \
V(ByteArray) \
V(BytecodeArray) \
V(Callable) \
V(CallHandlerInfo) \
V(Callable) \
V(Cell) \
V(ClassBoilerplate) \
V(Code) \
@ -1081,6 +1082,7 @@ template <class C> inline bool Is(Object* obj);
V(NativeContext) \
V(NormalizedMapCache) \
V(NumberDictionary) \
V(NumberWrapper) \
V(ObjectHashSet) \
V(ObjectHashTable) \
V(Oddball) \
@ -1094,6 +1096,7 @@ template <class C> inline bool Is(Object* obj);
V(RegExpMatchInfo) \
V(ScopeInfo) \
V(ScriptContextTable) \
V(ScriptWrapper) \
V(SeqOneByteString) \
V(SeqString) \
V(SeqTwoByteString) \
@ -1111,6 +1114,7 @@ template <class C> inline bool Is(Object* obj);
V(StringWrapper) \
V(Struct) \
V(Symbol) \
V(SymbolWrapper) \
V(TemplateInfo) \
V(TemplateList) \
V(TemplateObjectDescription) \
@ -1242,8 +1246,6 @@ class Object {
// implementation of a JSObject's elements.
inline bool HasValidElements();
inline bool HasSpecificClassOf(String* name);
bool BooleanValue(); // ECMA-262 9.2.
// ES6 section 7.2.11 Abstract Relational Comparison

2
src/objects/shared-function-info-inl.h
View File

@ -27,8 +27,6 @@ ACCESSORS(SharedFunctionInfo, raw_name, Object, kNameOffset)
ACCESSORS(SharedFunctionInfo, construct_stub, Code, kConstructStubOffset)
ACCESSORS(SharedFunctionInfo, feedback_metadata, FeedbackMetadata,
kFeedbackMetadataOffset)
ACCESSORS(SharedFunctionInfo, instance_class_name, String,
kInstanceClassNameOffset)
ACCESSORS(SharedFunctionInfo, function_data, Object, kFunctionDataOffset)
ACCESSORS(SharedFunctionInfo, script, Object, kScriptOffset)
ACCESSORS(SharedFunctionInfo, debug_info, Object, kDebugInfoOffset)

4
src/objects/shared-function-info.h
View File

@ -136,9 +136,6 @@ class SharedFunctionInfo : public HeapObject {
DECL_INT_ACCESSORS(unique_id)
#endif
// [instance class name]: class name for instances.
DECL_ACCESSORS(instance_class_name, String)
// [function data]: This field holds some additional data for function.
// Currently it has one of:
// - a FunctionTemplateInfo to make benefit the API [IsApiFunction()].
@ -428,7 +425,6 @@ class SharedFunctionInfo : public HeapObject {
V(kScopeInfoOffset, kPointerSize) \
V(kOuterScopeInfoOffset, kPointerSize) \
V(kConstructStubOffset, kPointerSize) \
V(kInstanceClassNameOffset, kPointerSize) \
V(kFunctionDataOffset, kPointerSize) \
V(kScriptOffset, kPointerSize) \
V(kDebugInfoOffset, kPointerSize) \

3
src/profiler/heap-snapshot-generator.cc
View File

@ -1146,9 +1146,6 @@ void V8HeapExplorer::ExtractSharedFunctionInfoReferences(
SetInternalReference(obj, entry,
"scope_info", shared->scope_info(),
SharedFunctionInfo::kScopeInfoOffset);
SetInternalReference(obj, entry,
"instance_class_name", shared->instance_class_name(),
SharedFunctionInfo::kInstanceClassNameOffset);
SetInternalReference(obj, entry,
"script", shared->script(),
SharedFunctionInfo::kScriptOffset);

12
src/runtime/runtime-collections.cc
View File

@ -11,6 +11,18 @@
namespace v8 {
namespace internal {
RUNTIME_FUNCTION(Runtime_IsJSMapIterator) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
return isolate->heap()->ToBoolean(args[0]->IsJSMapIterator());
}
RUNTIME_FUNCTION(Runtime_IsJSSetIterator) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
return isolate->heap()->ToBoolean(args[0]->IsJSSetIterator());
}
RUNTIME_FUNCTION(Runtime_TheHole) {
SealHandleScope shs(isolate);
DCHECK_EQ(0, args.length());

6
src/runtime/runtime-error.cc
View File

@ -20,5 +20,11 @@ RUNTIME_FUNCTION(Runtime_ErrorToString) {
RETURN_RESULT_OR_FAILURE(isolate, ErrorUtils::ToString(isolate, recv));
}
RUNTIME_FUNCTION(Runtime_IsJSError) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
return isolate->heap()->ToBoolean(args[0]->IsJSError());
}
} // namespace internal
} // namespace v8

6
src/runtime/runtime-generator.cc
View File

@ -11,6 +11,12 @@
namespace v8 {
namespace internal {
RUNTIME_FUNCTION(Runtime_IsJSGeneratorObject) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
return isolate->heap()->ToBoolean(args[0]->IsJSGeneratorObject());
}
RUNTIME_FUNCTION(Runtime_CreateJSGeneratorObject) {
HandleScope scope(isolate);
DCHECK_EQ(2, args.length());

6
src/runtime/runtime-internal.cc
View File

@ -30,6 +30,12 @@ RUNTIME_FUNCTION(Runtime_CheckIsBootstrapping) {
return isolate->heap()->undefined_value();
}
RUNTIME_FUNCTION(Runtime_IsScriptWrapper) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
return isolate->heap()->ToBoolean(args[0]->IsScriptWrapper());
}
RUNTIME_FUNCTION(Runtime_ExportFromRuntime) {
HandleScope scope(isolate);
DCHECK_EQ(1, args.length());

5
src/runtime/runtime.h
View File

@ -585,6 +585,11 @@ namespace internal {
F(HasFixedUint8ClampedElements, 1, 1) \
F(HasFixedUint8Elements, 1, 1) \
F(HasHoleyElements, 1, 1) \
F(IsJSError, 1, 1) \
F(IsJSGeneratorObject, 1, 1) \
F(IsJSMapIterator, 1, 1) \
F(IsScriptWrapper, 1, 1) \
F(IsJSSetIterator, 1, 1) \
F(HasObjectElements, 1, 1) \
F(HasSloppyArgumentsElements, 1, 1) \
F(HasSmiElements, 1, 1) \

1
src/wasm/wasm-js.cc
View File

@ -951,7 +951,6 @@ void WasmJs::Install(Isolate* isolate, bool exposed_on_global_object) {
name, isolate->strict_function_map(), LanguageMode::kStrict);
Handle<JSFunction> cons = factory->NewFunction(args);
JSFunction::SetPrototype(cons, isolate->initial_object_prototype());
cons->shared()->set_instance_class_name(*name);
Handle<JSObject> webassembly = factory->NewJSObject(cons, TENURED);
PropertyAttributes attributes = static_cast<PropertyAttributes>(DONT_ENUM);

21
test/cctest/interpreter/test-interpreter-intrinsics.cc
View File

@ -219,27 +219,6 @@ TEST(IntrinsicAsStubCall) {
has_property_helper.NewObject("({ x: 20 })")));
}
TEST(ClassOf) {
HandleAndZoneScope handles;
Isolate* isolate = handles.main_isolate();
Factory* factory = isolate->factory();
InvokeIntrinsicHelper helper(handles.main_isolate(), handles.main_zone(),
Runtime::kInlineClassOf);
CHECK_EQ(*helper.Invoke(helper.NewObject("123")), *factory->null_value());
CHECK_EQ(*helper.Invoke(helper.NewObject("'true'")), *factory->null_value());
CHECK_EQ(*helper.Invoke(helper.NewObject("'foo'")), *factory->null_value());
CHECK(helper.Invoke(helper.NewObject("({a:1})"))
->SameValue(*helper.NewObject("'Object'")));
CHECK(helper.Invoke(helper.NewObject("(function foo() {})"))
->SameValue(*helper.NewObject("'Function'")));
CHECK(helper.Invoke(helper.NewObject("new Date()"))
->SameValue(*helper.NewObject("'Date'")));
CHECK(helper.Invoke(helper.NewObject("new Set"))
->SameValue(*helper.NewObject("'Set'")));
CHECK(helper.Invoke(helper.NewObject("/x/"))
->SameValue(*helper.NewObject("'RegExp'")));
}
} // namespace interpreter
} // namespace internal
} // namespace v8

4
test/mjsunit/es6/array-iterator.js
View File

@ -152,10 +152,6 @@ function TestArrayIteratorPrototype() {
assertEquals(Object.prototype, ArrayIteratorPrototype.__proto__);
assertEquals('Array Iterator', %_ClassOf(array[Symbol.iterator]()));
assertEquals('Array Iterator', %_ClassOf(array.keys()));
assertEquals('Array Iterator', %_ClassOf(array.entries()));
assertFalse(ArrayIteratorPrototype.hasOwnProperty('constructor'));
assertArrayEquals(['next'],
Object.getOwnPropertyNames(ArrayIteratorPrototype));

27
test/mjsunit/es6/classof-proxy.js
View File

@ -1,27 +0,0 @@
// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
function test_function(o) {
if (%_ClassOf(o) === "Function") {
return true;
} else {
return false;
}
}
var non_callable = new Proxy({}, {});
var callable = new Proxy(function(){}.__proto__, {});
var constructable = new Proxy(function(){}, {});
assertFalse(test_function(non_callable));
assertTrue(test_function(callable));
assertTrue(test_function(constructable));
%OptimizeFunctionOnNextCall(test_function);
assertFalse(test_function(non_callable));
assertTrue(test_function(callable));
assertTrue(test_function(constructable));

2
test/mjsunit/es6/collection-iterator.js
View File

@ -14,7 +14,6 @@ function test(f) {
test(function TestSetIterator() {
var s = new Set;
var iter = s.values();
assertEquals('Set Iterator', %_ClassOf(iter));
var SetIteratorPrototype = iter.__proto__;
assertFalse(SetIteratorPrototype.hasOwnProperty('constructor'));
@ -160,7 +159,6 @@ test(function TestSetIteratorSymbol() {
test(function TestMapIterator() {
var m = new Map;
var iter = m.values();
assertEquals('Map Iterator', %_ClassOf(iter));
var MapIteratorPrototype = iter.__proto__;
assertFalse(MapIteratorPrototype.hasOwnProperty('constructor'));

11
test/mjsunit/es6/collections.js
View File

@ -307,17 +307,6 @@ assertTrue(WeakSet.prototype.has instanceof Function)
assertTrue(WeakSet.prototype.delete instanceof Function)
// Test class of instance and prototype.
assertEquals("Set", %_ClassOf(new Set))
assertEquals("Object", %_ClassOf(Set.prototype))
assertEquals("Map", %_ClassOf(new Map))
assertEquals("Object", %_ClassOf(Map.prototype))
assertEquals("WeakMap", %_ClassOf(new WeakMap))
assertEquals("Object", %_ClassOf(WeakMap.prototype))
assertEquals("WeakSet", %_ClassOf(new WeakSet))
assertEquals("Object", %_ClassOf(WeakMap.prototype))
// Test name of constructor.
assertEquals("Set", Set.name);
assertEquals("Map", Map.name);

1
test/mjsunit/es6/generators-objects.js
View File

@ -55,7 +55,6 @@ function TestGeneratorObject() {
var iter = g();
assertSame(g.prototype, Object.getPrototypeOf(iter));
assertTrue(iter instanceof g);
assertEquals("Generator", %_ClassOf(iter));
assertEquals("[object Generator]", String(iter));
assertEquals([], Object.getOwnPropertyNames(iter));
assertTrue(iter !== g());

2
test/mjsunit/es6/symbols.js
View File

@ -67,8 +67,6 @@ function TestType() {
assertEquals("symbol", typeof symbols[i])
assertTrue(typeof symbols[i] === "symbol")
assertFalse(%SymbolIsPrivate(symbols[i]))
assertEquals(null, %_ClassOf(symbols[i]))
assertEquals("Symbol", %_ClassOf(Object(symbols[i])))
}
}
TestType()

1
test/mjsunit/es6/typedarray-every.js
View File

@ -132,7 +132,6 @@ function TestTypedArrayForEach(constructor) {
});
assertEquals(2, count);
assertTrue(!!buffer);
assertEquals("ArrayBuffer", %_ClassOf(buffer));
assertSame(buffer, a.buffer);
// The %TypedArray%.every() method should not work when

1
test/mjsunit/es6/typedarray-foreach.js
View File

@ -121,7 +121,6 @@ function TestTypedArrayForEach(constructor) {
});
assertEquals(2, count);
assertTrue(!!buffer);
assertEquals("ArrayBuffer", %_ClassOf(buffer));
assertSame(buffer, a.buffer);
// The %TypedArray%.forEach() method should not work when

2
test/mjsunit/harmony/private.js
View File

@ -57,8 +57,6 @@ function TestType() {
assertEquals("symbol", typeof symbols[i])
assertTrue(typeof symbols[i] === "symbol")
assertTrue(%SymbolIsPrivate(symbols[i]))
assertEquals(null, %_ClassOf(symbols[i]))
assertEquals("Symbol", %_ClassOf(Object(symbols[i])))
}
}
TestType()

9
test/mjsunit/regress/regress-5010.js
View File

@ -1,9 +0,0 @@
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
var bound = (function(){}).bind({});
assertEquals("Function", %_ClassOf(bound));
assertEquals("Function", %ClassOf(bound));

8
test/mjsunit/regress/regress-995.js
View File

@ -39,14 +39,6 @@ function f(value) {
}
f(new String("bar"));
// HClassOf.
function g(value) {
if (%_ClassOf(value) === 'Date') {
if (%_ClassOf(value) === 'String') assertTrue(false);
}
}
g(new Date());
// HIsNull.
function h(value) {
if (value == null) {

1
test/unittests/compiler/typer-unittest.cc
View File

@ -491,7 +491,6 @@ TEST_MONOTONICITY(ObjectIsString)
TEST_MONOTONICITY(ObjectIsSymbol)
TEST_MONOTONICITY(ObjectIsUndetectable)
TEST_MONOTONICITY(TypeOf)
TEST_MONOTONICITY(ClassOf)
TEST_MONOTONICITY(ToBoolean)
#undef TEST_MONOTONICITY