11cb0ef41Sopenharmony_ci// Copyright 2016 the V8 project authors. All rights reserved. 21cb0ef41Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be 31cb0ef41Sopenharmony_ci// found in the LICENSE file. 41cb0ef41Sopenharmony_ci 51cb0ef41Sopenharmony_ci#ifndef V8_COMPILER_CHECKPOINT_ELIMINATION_H_ 61cb0ef41Sopenharmony_ci#define V8_COMPILER_CHECKPOINT_ELIMINATION_H_ 71cb0ef41Sopenharmony_ci 81cb0ef41Sopenharmony_ci#include "src/base/compiler-specific.h" 91cb0ef41Sopenharmony_ci#include "src/common/globals.h" 101cb0ef41Sopenharmony_ci#include "src/compiler/graph-reducer.h" 111cb0ef41Sopenharmony_ci 121cb0ef41Sopenharmony_cinamespace v8 { 131cb0ef41Sopenharmony_cinamespace internal { 141cb0ef41Sopenharmony_cinamespace compiler { 151cb0ef41Sopenharmony_ci 161cb0ef41Sopenharmony_ci// Performs elimination of redundant checkpoints within the graph. 171cb0ef41Sopenharmony_ciclass V8_EXPORT_PRIVATE CheckpointElimination final 181cb0ef41Sopenharmony_ci : public NON_EXPORTED_BASE(AdvancedReducer) { 191cb0ef41Sopenharmony_ci public: 201cb0ef41Sopenharmony_ci explicit CheckpointElimination(Editor* editor); 211cb0ef41Sopenharmony_ci ~CheckpointElimination() final = default; 221cb0ef41Sopenharmony_ci 231cb0ef41Sopenharmony_ci const char* reducer_name() const override { return "CheckpointElimination"; } 241cb0ef41Sopenharmony_ci 251cb0ef41Sopenharmony_ci Reduction Reduce(Node* node) final; 261cb0ef41Sopenharmony_ci 271cb0ef41Sopenharmony_ci private: 281cb0ef41Sopenharmony_ci Reduction ReduceCheckpoint(Node* node); 291cb0ef41Sopenharmony_ci}; 301cb0ef41Sopenharmony_ci 311cb0ef41Sopenharmony_ci} // namespace compiler 321cb0ef41Sopenharmony_ci} // namespace internal 331cb0ef41Sopenharmony_ci} // namespace v8 341cb0ef41Sopenharmony_ci 351cb0ef41Sopenharmony_ci#endif // V8_COMPILER_CHECKPOINT_ELIMINATION_H_ 36