1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #include "ecmascript/compiler/builtins/builtins_call_signature.h" 16 #include "ecmascript/compiler/builtins/builtins_stubs.h" 17 #include "ecmascript/compiler/call_signature.h" 18 #include "ecmascript/global_env_fields.h" 19 #include "ecmascript/stubs/runtime_stubs.h" 20 21 namespace panda::ecmascript::kungfu { 22 CallSignature BuiltinsStubCSigns::callSigns_[BuiltinsStubCSigns::NUM_OF_BUILTINS_STUBS]; 23 CallSignature BuiltinsStubCSigns::builtinsCSign_; 24 CallSignature BuiltinsStubCSigns::builtinsWithArgvCSign_; 25 Initialize()26void BuiltinsStubCSigns::Initialize() 27 { 28 #define COMMON_INIT(name) \ 29 callSigns_[name].SetID(name); \ 30 callSigns_[name].SetName(std::string("BuiltinStub_") + #name); \ 31 callSigns_[name].SetConstructor( \ 32 [](void* env) { \ 33 return static_cast<void*>( \ 34 new name##StubBuilder(&callSigns_[name], \ 35 static_cast<Environment*>(env))); \ 36 }); 37 38 #define INIT_BUILTINS_METHOD(name) \ 39 BuiltinsCallSignature::Initialize(&callSigns_[name]); \ 40 COMMON_INIT(name) 41 42 BUILTINS_STUB_LIST(INIT_BUILTINS_METHOD) 43 #undef INIT_BUILTINS_METHOD 44 45 #undef COMMON_INIT 46 BuiltinsCallSignature::Initialize(&builtinsCSign_); 47 BuiltinsWithArgvCallSignature::Initialize(&builtinsWithArgvCSign_); 48 } 49 GetCSigns(std::vector<const CallSignature * > & outCSigns)50void BuiltinsStubCSigns::GetCSigns(std::vector<const CallSignature*>& outCSigns) 51 { 52 const size_t firstStubId = BUILTINS_STUB_ID(NONE) + 1; 53 for (size_t i = firstStubId; i < NUM_OF_BUILTINS_STUBS; i++) { 54 outCSigns.push_back(&callSigns_[i]); 55 } 56 } 57 GetGlobalEnvIndex(ID builtinId)58size_t BuiltinsStubCSigns::GetGlobalEnvIndex(ID builtinId) 59 { 60 switch (builtinId) { 61 case BuiltinsStubCSigns::ID::NumberConstructor: 62 return static_cast<size_t>(GlobalEnvField::NUMBER_FUNCTION_INDEX); 63 default: 64 LOG_COMPILER(FATAL) << "this branch is unreachable"; 65 UNREACHABLE(); 66 } 67 } 68 } // namespace panda::ecmascript::kungfu 69