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// Copyright 2018 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.
#ifndef V8_OBJECTS_API_CALLBACKS_INL_H_
#define V8_OBJECTS_API_CALLBACKS_INL_H_
#include "src/objects/api-callbacks.h"
#include "src/heap/heap-write-barrier-inl.h"
#include "src/heap/heap-write-barrier.h"
#include "src/objects/foreign-inl.h"
#include "src/objects/js-objects-inl.h"
#include "src/objects/name.h"
#include "src/objects/templates.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace v8 {
namespace internal {
#include "torque-generated/src/objects/api-callbacks-tq-inl.inc"
TQ_OBJECT_CONSTRUCTORS_IMPL(AccessCheckInfo)
TQ_OBJECT_CONSTRUCTORS_IMPL(AccessorInfo)
TQ_OBJECT_CONSTRUCTORS_IMPL(InterceptorInfo)
TQ_OBJECT_CONSTRUCTORS_IMPL(CallHandlerInfo)
ACCESSORS_CHECKED2(AccessorInfo, getter, Object, kGetterOffset, true,
Foreign::IsNormalized(value))
ACCESSORS_CHECKED2(AccessorInfo, setter, Object, kSetterOffset, true,
Foreign::IsNormalized(value))
bool AccessorInfo::has_getter() {
bool result = getter() != Smi::zero();
DCHECK_EQ(result,
getter() != Smi::zero() &&
Foreign::cast(getter()).foreign_address() != kNullAddress);
return result;
}
bool AccessorInfo::has_setter() {
bool result = setter() != Smi::zero();
DCHECK_EQ(result,
setter() != Smi::zero() &&
Foreign::cast(setter()).foreign_address() != kNullAddress);
return result;
}
BIT_FIELD_ACCESSORS(AccessorInfo, flags, all_can_read,
AccessorInfo::AllCanReadBit)
BIT_FIELD_ACCESSORS(AccessorInfo, flags, all_can_write,
AccessorInfo::AllCanWriteBit)
BIT_FIELD_ACCESSORS(AccessorInfo, flags, is_special_data_property,
AccessorInfo::IsSpecialDataPropertyBit)
BIT_FIELD_ACCESSORS(AccessorInfo, flags, replace_on_access,
AccessorInfo::ReplaceOnAccessBit)
BIT_FIELD_ACCESSORS(AccessorInfo, flags, is_sloppy, AccessorInfo::IsSloppyBit)
BIT_FIELD_ACCESSORS(AccessorInfo, flags, getter_side_effect_type,
AccessorInfo::GetterSideEffectTypeBits)
SideEffectType AccessorInfo::setter_side_effect_type() const {
return SetterSideEffectTypeBits::decode(flags());
}
void AccessorInfo::set_setter_side_effect_type(SideEffectType value) {
// We do not support describing setters as having no side effect, since
// calling set accessors must go through a store bytecode. Store bytecodes
// support checking receivers for temporary objects, but still expect
// the receiver to be written to.
CHECK_NE(value, SideEffectType::kHasNoSideEffect);
set_flags(SetterSideEffectTypeBits::update(flags(), value));
}
BIT_FIELD_ACCESSORS(AccessorInfo, flags, initial_property_attributes,
AccessorInfo::InitialAttributesBits)
bool AccessorInfo::IsCompatibleReceiver(Object receiver) {
if (!HasExpectedReceiverType()) return true;
if (!receiver.IsJSObject()) return false;
return FunctionTemplateInfo::cast(expected_receiver_type())
.IsTemplateFor(JSObject::cast(receiver).map());
}
bool AccessorInfo::HasExpectedReceiverType() {
return expected_receiver_type().IsFunctionTemplateInfo();
}
BOOL_ACCESSORS(InterceptorInfo, flags, can_intercept_symbols,
CanInterceptSymbolsBit::kShift)
BOOL_ACCESSORS(InterceptorInfo, flags, all_can_read, AllCanReadBit::kShift)
BOOL_ACCESSORS(InterceptorInfo, flags, non_masking, NonMaskingBit::kShift)
BOOL_ACCESSORS(InterceptorInfo, flags, is_named, NamedBit::kShift)
BOOL_ACCESSORS(InterceptorInfo, flags, has_no_side_effect,
HasNoSideEffectBit::kShift)
bool CallHandlerInfo::IsSideEffectFreeCallHandlerInfo() const {
ReadOnlyRoots roots = GetReadOnlyRoots();
DCHECK(map() == roots.side_effect_call_handler_info_map() ||
map() == roots.side_effect_free_call_handler_info_map() ||
map() == roots.next_call_side_effect_free_call_handler_info_map());
return map() == roots.side_effect_free_call_handler_info_map();
}
bool CallHandlerInfo::IsSideEffectCallHandlerInfo() const {
ReadOnlyRoots roots = GetReadOnlyRoots();
DCHECK(map() == roots.side_effect_call_handler_info_map() ||
map() == roots.side_effect_free_call_handler_info_map() ||
map() == roots.next_call_side_effect_free_call_handler_info_map());
return map() == roots.side_effect_call_handler_info_map();
}
void CallHandlerInfo::SetNextCallHasNoSideEffect() {
set_map(
GetReadOnlyRoots().next_call_side_effect_free_call_handler_info_map());
}
bool CallHandlerInfo::NextCallHasNoSideEffect() {
ReadOnlyRoots roots = GetReadOnlyRoots();
if (map() == roots.next_call_side_effect_free_call_handler_info_map()) {
set_map(roots.side_effect_call_handler_info_map());
return true;
}
return false;
}
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_OBJECTS_API_CALLBACKS_INL_H_
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