blob: 65bdb031b393018676d21fa75ca384f9c240012f [file] [log] [blame]
// 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.
#include "src/builtins/builtins-utils.h"
#include "src/builtins/builtins.h"
#include "src/code-stub-assembler.h"
#include "src/counters.h"
#include "src/objects-inl.h"
namespace v8 {
namespace internal {
// -----------------------------------------------------------------------------
// ES6 section 19.3 Boolean Objects
// ES6 section 19.3.1.1 Boolean ( value ) for the [[Call]] case.
BUILTIN(BooleanConstructor) {
HandleScope scope(isolate);
Handle<Object> value = args.atOrUndefined(isolate, 1);
return isolate->heap()->ToBoolean(value->BooleanValue());
}
// ES6 section 19.3.1.1 Boolean ( value ) for the [[Construct]] case.
BUILTIN(BooleanConstructor_ConstructStub) {
HandleScope scope(isolate);
Handle<Object> value = args.atOrUndefined(isolate, 1);
Handle<JSFunction> target = args.target();
Handle<JSReceiver> new_target = Handle<JSReceiver>::cast(args.new_target());
DCHECK(*target == target->native_context()->boolean_function());
Handle<JSObject> result;
ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, result,
JSObject::New(target, new_target));
Handle<JSValue>::cast(result)->set_value(
isolate->heap()->ToBoolean(value->BooleanValue()));
return *result;
}
// ES6 section 19.3.3.2 Boolean.prototype.toString ( )
void Builtins::Generate_BooleanPrototypeToString(
compiler::CodeAssemblerState* state) {
typedef compiler::Node Node;
CodeStubAssembler assembler(state);
Node* receiver = assembler.Parameter(0);
Node* context = assembler.Parameter(3);
Node* value = assembler.ToThisValue(
context, receiver, PrimitiveType::kBoolean, "Boolean.prototype.toString");
Node* result = assembler.LoadObjectField(value, Oddball::kToStringOffset);
assembler.Return(result);
}
// ES6 section 19.3.3.3 Boolean.prototype.valueOf ( )
void Builtins::Generate_BooleanPrototypeValueOf(
compiler::CodeAssemblerState* state) {
typedef compiler::Node Node;
CodeStubAssembler assembler(state);
Node* receiver = assembler.Parameter(0);
Node* context = assembler.Parameter(3);
Node* result = assembler.ToThisValue(
context, receiver, PrimitiveType::kBoolean, "Boolean.prototype.valueOf");
assembler.Return(result);
}
} // namespace internal
} // namespace v8