/* * Copyright (c) 2024 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef ECMASCRIPT_COMPILER_BUILTINS_PROXY_STUB_BUILDER_H #define ECMASCRIPT_COMPILER_BUILTINS_PROXY_STUB_BUILDER_H #include "ecmascript/compiler/builtins/builtins_stubs.h" #include "ecmascript/js_proxy.h" namespace panda::ecmascript::kungfu { class BuiltinsProxyStubBuilder : public BuiltinsStubBuilder { public: explicit BuiltinsProxyStubBuilder(StubBuilder *parent) : BuiltinsStubBuilder(parent) {} BuiltinsProxyStubBuilder(BuiltinsStubBuilder *parent, GateRef glue, GateRef thisValue, GateRef numArgs) : BuiltinsStubBuilder(parent), glue_(glue), thisValue_(thisValue), numArgs_(numArgs) {} ~BuiltinsProxyStubBuilder() override = default; NO_MOVE_SEMANTIC(BuiltinsProxyStubBuilder); NO_COPY_SEMANTIC(BuiltinsProxyStubBuilder); void GenerateCircuit() override {} void GenProxyConstructor(GateRef nativeCode, GateRef func, GateRef newTarget); void SetMethod(GateRef glue, GateRef proxy, GateRef method) { GateRef offset = IntPtr(JSProxy::METHOD_OFFSET); Store(VariableType::JS_ANY(), glue, proxy, offset, method); } void SetTarget(GateRef glue, GateRef proxy, GateRef target) { GateRef offset = IntPtr(JSProxy::TARGET_OFFSET); Store(VariableType::JS_ANY(), glue, proxy, offset, target); } void SetHandler(GateRef glue, GateRef proxy, GateRef handler) { GateRef offset = IntPtr(JSProxy::HANDLER_OFFSET); Store(VariableType::JS_ANY(), glue, proxy, offset, handler); } void SetPrivateField(GateRef glue, GateRef proxy, GateRef privateField) { GateRef offset = IntPtr(JSProxy::PRIVATE_FIELD_OFFSET); Store(VariableType::JS_ANY(), glue, proxy, offset, privateField); } void SetIsRevoked(GateRef glue, GateRef proxy, GateRef value) { GateRef oldValue = ZExtInt1ToInt32(value); GateRef offset = IntPtr(JSProxy::BIT_FIELD_OFFSET); GateRef bitfield = Load(VariableType::INT32(), proxy, offset); GateRef mask = Int32LSL( Int32((1LU << JSProxy::IsRevokedBits::SIZE) - 1), Int32(JSProxy::IsRevokedBits::START_BIT)); GateRef newVal = Int32Or(Int32And(bitfield, Int32Not(mask)), Int32LSL(oldValue, Int32(JSProxy::IsRevokedBits::START_BIT))); Store(VariableType::INT32(), glue, proxy, offset, newVal); } private: GateRef glue_ { Circuit::NullGate() }; GateRef thisValue_ { Circuit::NullGate() }; GateRef numArgs_ { Circuit::NullGate() }; }; } // namespace panda::ecmascript::kungfu #endif // ECMASCRIPT_COMPILER_BUILTINS_PROXY_STUB_BUILDER_H