mirror of
https://github.com/openharmony/ark_js_runtime.git
synced 2026-08-27 02:31:17 -04:00
dingwen
61b6782b65
Description:Snapshot code optimization include modify class name SnapShotSerialize to SnapShotHandler, delete some magic number, add interface to acquire global env and global const object index. Issue:https://gitee.com/openharmony/ark_js_runtime/issues/I55CQ3 Signed-off-by: dingwen <dingwen6@huawei.com> Change-Id: I338028c5cfd4f992095f2bded2956e33f275bb1b
98 lines
4.0 KiB
C++
98 lines
4.0 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pass_manager.h"
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#include "aot_file_manager.h"
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#include "ecmascript/ecma_handle_scope.h"
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/jspandafile/js_pandafile_manager.h"
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#include "ecmascript/jspandafile/panda_file_translator.h"
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#include "ecmascript/snapshot/mem/snapshot.h"
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#include "ecmascript/ts_types/ts_loader.h"
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#include "pass.h"
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namespace panda::ecmascript::kungfu {
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bool PassManager::Compile(const std::string &fileName, const std::string &triple,
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const std::string &outputFileName, const AotLog &log, size_t optLevel)
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{
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BytecodeTranslationInfo translationInfo;
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[[maybe_unused]] EcmaHandleScope handleScope(vm_->GetJSThread());
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bool res = CollectInfoOfPandaFile(fileName, entry_, &translationInfo);
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if (!res) {
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COMPILER_LOG(ERROR) << "Cannot execute panda file '" << fileName << "'";
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return false;
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}
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LLVMModule aotModule("aot_file", triple);
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CompilationConfig cmpCfg(triple);
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bool enableLog = log.IsAlwaysEnabled();
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for (size_t i = 0; i < translationInfo.methodPcInfos.size(); i++) {
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const JSMethod *method = translationInfo.methodPcInfos[i].method;
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const std::string methodName(method->GetMethodName());
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if (!log.IsAlwaysEnabled() && !log.IsAlwaysDisabled()) { // neither "all" nor "none"
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enableLog = log.IncludesMethod(fileName, methodName);
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}
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if (enableLog) {
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COMPILER_LOG(INFO) << "\033[34m" << "aot method [" << fileName << ":"
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<< methodName << "] log:" << "\033[0m";
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}
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BytecodeCircuitBuilder builder(vm_, translationInfo, i, enableLog);
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builder.BytecodeToCircuit();
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PassData data(builder.GetCircuit());
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PassRunner<PassData> pipeline(&data, enableLog);
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pipeline.RunPass<SlowPathLoweringPass>(&builder, &cmpCfg);
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pipeline.RunPass<VerifierPass>();
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pipeline.RunPass<SchedulingPass>();
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pipeline.RunPass<LLVMIRGenPass>(&aotModule, method);
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}
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AotFileManager manager(&aotModule, &log, LOptions(optLevel, true));
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manager.SaveAOTFile(outputFileName);
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TSLoader *tsLoader = vm_->GetTSLoader();
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Snapshot snapshot(vm_);
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CVector<JSTaggedType> constStringTable = tsLoader->GetConstStringTable();
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const CString snapshotPath(vm_->GetJSOptions().GetSnapshotOutputFile().c_str());
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snapshot.Serialize(reinterpret_cast<uintptr_t>(constStringTable.data()), constStringTable.size(), snapshotPath);
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return true;
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}
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bool PassManager::CollectInfoOfPandaFile(const std::string &fileName, std::string_view entryPoint,
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BytecodeTranslationInfo *translateInfo)
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{
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if (translateInfo == nullptr) {
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return false;
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}
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const JSPandaFile *jsPandaFile =
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JSPandaFileManager::GetInstance()->LoadAotInfoFromPf(fileName.c_str(), entryPoint,
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&(translateInfo->methodPcInfos));
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if (jsPandaFile == nullptr) {
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return false;
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}
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translateInfo->jsPandaFile = jsPandaFile;
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TSLoader *tsLoader = vm_->GetTSLoader();
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tsLoader->DecodeTSTypes(jsPandaFile);
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auto program = PandaFileTranslator::GenerateProgram(vm_, jsPandaFile);
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JSHandle<JSFunction> mainFunc(vm_->GetJSThread(), program->GetMainFunction());
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JSHandle<JSTaggedValue> constPool(vm_->GetJSThread(), mainFunc->GetConstantPool());
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translateInfo->constantPool = constPool;
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return true;
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}
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} // namespace panda::ecmascript::kungfu
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