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// 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.
#ifndef V8_IC_HANDLER_CONFIGURATION_INL_H_
#define V8_IC_HANDLER_CONFIGURATION_INL_H_
#include "src/ic/handler-configuration.h"
#include "src/handles/handles-inl.h"
#include "src/objects/data-handler-inl.h"
#include "src/objects/field-index-inl.h"
#include "src/objects/objects-inl.h"
#include "src/objects/smi.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace v8 {
namespace internal {
OBJECT_CONSTRUCTORS_IMPL(LoadHandler, DataHandler)
CAST_ACCESSOR(LoadHandler)
// Decodes kind from Smi-handler.
LoadHandler::Kind LoadHandler::GetHandlerKind(Smi smi_handler) {
return KindBits::decode(smi_handler.value());
}
Handle<Smi> LoadHandler::LoadNormal(Isolate* isolate) {
int config = KindBits::encode(kNormal);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadGlobal(Isolate* isolate) {
int config = KindBits::encode(kGlobal);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadInterceptor(Isolate* isolate) {
int config = KindBits::encode(kInterceptor);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadField(Isolate* isolate, FieldIndex field_index) {
int config = KindBits::encode(kField) |
IsInobjectBits::encode(field_index.is_inobject()) |
IsDoubleBits::encode(field_index.is_double()) |
FieldIndexBits::encode(field_index.index());
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadConstantFromPrototype(Isolate* isolate) {
int config = KindBits::encode(kConstantFromPrototype);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadAccessor(Isolate* isolate, int descriptor) {
int config = KindBits::encode(kAccessor) | DescriptorBits::encode(descriptor);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadProxy(Isolate* isolate) {
int config = KindBits::encode(kProxy);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadNativeDataProperty(Isolate* isolate,
int descriptor) {
int config = KindBits::encode(kNativeDataProperty) |
DescriptorBits::encode(descriptor);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadApiGetter(Isolate* isolate,
bool holder_is_receiver) {
int config = KindBits::encode(
holder_is_receiver ? kApiGetter : kApiGetterHolderIsPrototype);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadModuleExport(Isolate* isolate, int index) {
int config =
KindBits::encode(kModuleExport) | ExportsIndexBits::encode(index);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadNonExistent(Isolate* isolate) {
int config = KindBits::encode(kNonExistent);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadElement(Isolate* isolate,
ElementsKind elements_kind,
bool convert_hole_to_undefined,
bool is_js_array,
KeyedAccessLoadMode load_mode) {
int config =
KindBits::encode(kElement) |
AllowOutOfBoundsBits::encode(load_mode == LOAD_IGNORE_OUT_OF_BOUNDS) |
ElementsKindBits::encode(elements_kind) |
ConvertHoleBits::encode(convert_hole_to_undefined) |
IsJsArrayBits::encode(is_js_array);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> LoadHandler::LoadIndexedString(Isolate* isolate,
KeyedAccessLoadMode load_mode) {
int config =
KindBits::encode(kIndexedString) |
AllowOutOfBoundsBits::encode(load_mode == LOAD_IGNORE_OUT_OF_BOUNDS);
return handle(Smi::FromInt(config), isolate);
}
OBJECT_CONSTRUCTORS_IMPL(StoreHandler, DataHandler)
CAST_ACCESSOR(StoreHandler)
Handle<Smi> StoreHandler::StoreGlobalProxy(Isolate* isolate) {
int config = KindBits::encode(kGlobalProxy);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreNormal(Isolate* isolate) {
int config = KindBits::encode(kNormal);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreProxy(Isolate* isolate) {
int config = KindBits::encode(kProxy);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreField(Isolate* isolate, Kind kind,
int descriptor, FieldIndex field_index,
Representation representation) {
FieldRepresentation field_rep;
switch (representation.kind()) {
case Representation::kSmi:
field_rep = kSmi;
break;
case Representation::kDouble:
field_rep = kDouble;
break;
case Representation::kHeapObject:
field_rep = kHeapObject;
break;
case Representation::kTagged:
field_rep = kTagged;
break;
default:
UNREACHABLE();
}
DCHECK(kind == kField || kind == kConstField);
int config = KindBits::encode(kind) |
IsInobjectBits::encode(field_index.is_inobject()) |
FieldRepresentationBits::encode(field_rep) |
DescriptorBits::encode(descriptor) |
FieldIndexBits::encode(field_index.index());
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreField(Isolate* isolate, int descriptor,
FieldIndex field_index,
PropertyConstness constness,
Representation representation) {
Kind kind = constness == PropertyConstness::kMutable ? kField : kConstField;
return StoreField(isolate, kind, descriptor, field_index, representation);
}
Handle<Smi> StoreHandler::StoreNativeDataProperty(Isolate* isolate,
int descriptor) {
int config = KindBits::encode(kNativeDataProperty) |
DescriptorBits::encode(descriptor);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreAccessor(Isolate* isolate, int descriptor) {
int config = KindBits::encode(kAccessor) | DescriptorBits::encode(descriptor);
return handle(Smi::FromInt(config), isolate);
}
Handle<Smi> StoreHandler::StoreApiSetter(Isolate* isolate,
bool holder_is_receiver) {
int config = KindBits::encode(
holder_is_receiver ? kApiSetter : kApiSetterHolderIsPrototype);
return handle(Smi::FromInt(config), isolate);
}
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_IC_HANDLER_CONFIGURATION_INL_H_