%PDF- <> %âãÏÓ endobj 2 0 obj <> endobj 3 0 obj <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 28 0 R 29 0 R] /MediaBox[ 0 0 595.5 842.25] /Contents 4 0 R/Group<>/Tabs/S>> endobj ºaâÚÎΞ-ÌE1ÍØÄ÷{òò2ÿ ÛÖ^ÔÀá TÎ{¦?§®¥kuµùÕ5sLOšuY>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<> endobj 2 0 obj<>endobj 2 0 obj<>es 3 0 R>> endobj 2 0 obj<> ox[ 0.000000 0.000000 609.600000 935.600000]/Fi endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream
// 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/builtins/builtins.h" #include "src/execution/isolate.h" #include "src/handles/handles-inl.h" #include "src/ic/handler-configuration.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 { inline Handle<Object> MakeCodeHandler(Isolate* isolate, Builtin builtin) { if (V8_EXTERNAL_CODE_SPACE_BOOL) { Code code = isolate->builtins()->code(builtin); return handle(code.code_data_container(kAcquireLoad), isolate); } else { return isolate->builtins()->code_handle(builtin); } } 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::LoadSlow(Isolate* isolate) { int config = KindBits::encode(kSlow); 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::LoadWasmStructField(Isolate* isolate, WasmValueType type, int offset) { int config = KindBits::encode(kField) | IsWasmStructBits::encode(true) | WasmFieldTypeBits::encode(type) | WasmFieldOffsetBits::encode(offset); 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); } Handle<Smi> LoadHandler::LoadWasmArrayElement(Isolate* isolate, WasmValueType type) { int config = KindBits::encode(kElement) | IsWasmArrayBits::encode(true) | WasmArrayTypeBits::encode(type); 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::StoreInterceptor(Isolate* isolate) { int config = KindBits::encode(kInterceptor); return handle(Smi::FromInt(config), isolate); } Builtin StoreHandler::StoreSloppyArgumentsBuiltin(KeyedAccessStoreMode mode) { switch (mode) { case STANDARD_STORE: return Builtin::kKeyedStoreIC_SloppyArguments_Standard; case STORE_AND_GROW_HANDLE_COW: return Builtin::kKeyedStoreIC_SloppyArguments_GrowNoTransitionHandleCOW; case STORE_IGNORE_OUT_OF_BOUNDS: return Builtin::kKeyedStoreIC_SloppyArguments_NoTransitionIgnoreOOB; case STORE_HANDLE_COW: return Builtin::kKeyedStoreIC_SloppyArguments_NoTransitionHandleCOW; default: UNREACHABLE(); } } Builtin StoreHandler::StoreFastElementBuiltin(KeyedAccessStoreMode mode) { switch (mode) { case STANDARD_STORE: return Builtin::kStoreFastElementIC_Standard; case STORE_AND_GROW_HANDLE_COW: return Builtin::kStoreFastElementIC_GrowNoTransitionHandleCOW; case STORE_IGNORE_OUT_OF_BOUNDS: return Builtin::kStoreFastElementIC_NoTransitionIgnoreOOB; case STORE_HANDLE_COW: return Builtin::kStoreFastElementIC_NoTransitionHandleCOW; default: UNREACHABLE(); } } Builtin StoreHandler::ElementsTransitionAndStoreBuiltin( KeyedAccessStoreMode mode) { switch (mode) { case STANDARD_STORE: return Builtin::kElementsTransitionAndStore_Standard; case STORE_AND_GROW_HANDLE_COW: return Builtin::kElementsTransitionAndStore_GrowNoTransitionHandleCOW; case STORE_IGNORE_OUT_OF_BOUNDS: return Builtin::kElementsTransitionAndStore_NoTransitionIgnoreOOB; case STORE_HANDLE_COW: return Builtin::kElementsTransitionAndStore_NoTransitionHandleCOW; default: UNREACHABLE(); } } Handle<Smi> StoreHandler::StoreSlow(Isolate* isolate, KeyedAccessStoreMode store_mode) { int config = KindBits::encode(kSlow) | KeyedAccessStoreModeBits::encode(store_mode); return handle(Smi::FromInt(config), isolate); } Handle<Smi> StoreHandler::StoreProxy(Isolate* isolate) { return handle(StoreProxy(), isolate); } Smi StoreHandler::StoreProxy() { int config = KindBits::encode(kProxy); return Smi::FromInt(config); } Handle<Smi> StoreHandler::StoreField(Isolate* isolate, Kind kind, int descriptor, FieldIndex field_index, Representation representation) { DCHECK(!representation.IsNone()); DCHECK(kind == kField || kind == kConstField); int config = KindBits::encode(kind) | IsInobjectBits::encode(field_index.is_inobject()) | RepresentationBits::encode(representation.kind()) | 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); } inline const char* WasmValueType2String(WasmValueType type) { switch (type) { case WasmValueType::kI8: return "i8"; case WasmValueType::kI16: return "i16"; case WasmValueType::kI32: return "i32"; case WasmValueType::kU32: return "u32"; case WasmValueType::kI64: return "i64"; case WasmValueType::kF32: return "f32"; case WasmValueType::kF64: return "f64"; case WasmValueType::kS128: return "s128"; case WasmValueType::kRef: return "Ref"; case WasmValueType::kOptRef: return "OptRef"; case WasmValueType::kNumTypes: return "???"; } } } // namespace internal } // namespace v8 #include "src/objects/object-macros-undef.h" #endif // V8_IC_HANDLER_CONFIGURATION_INL_H_