forked from huawei/mindspore2022
85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/**
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* Copyright 2020 Huawei Technologies Co., Ltd
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*
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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 "frontend/optimizer/py_pass_manager.h"
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#include <functional>
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#include <algorithm>
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#include <utility>
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#include <initializer_list>
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#include "ir/manager.h"
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#include "frontend/optimizer/pass_group.h"
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namespace mindspore {
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namespace opt {
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namespace python_pass {
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PyPassManagerPtr PyPassManager::global_instance = nullptr;
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std::unordered_map<Phase, PassGroupPtr> PyPassManager::phase_to_group_;
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PassGroupPtr PyPassManager::GetPassGroup(Phase phase) {
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auto pm = phase_to_group_.find(phase);
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if (pm == phase_to_group_.end()) {
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return nullptr;
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}
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return pm->second;
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}
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PyPassManagerPtr PyPassManager::GetInstance() {
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if (global_instance == nullptr) {
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global_instance = std::shared_ptr<PyPassManager>(new (std::nothrow) PyPassManager());
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}
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return global_instance;
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}
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PyPassManager::PyPassManager() {
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phase_to_group_[Phase::RESOLVE] = std::make_shared<PassGroup>();
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phase_to_group_[Phase::OPT] = std::make_shared<PassGroup>();
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}
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void PyPassManager::Registe(const std::string &pass_name, const py::function &pattern, const py::function &target,
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Phase phase, bool run_only_once, bool multigraph) {
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auto cur_pm = GetPassGroup(phase);
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MS_EXCEPTION_IF_NULL(cur_pm);
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PythonPassPtr new_pass = std::make_shared<PythonPass>(pass_name, pattern, target, run_only_once, multigraph);
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cur_pm->AddPass(new_pass);
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}
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void PyPassManager::Unregiste(const std::string &pass_name, Phase phase) {
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auto cur_pm = GetPassGroup(phase);
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MS_EXCEPTION_IF_NULL(cur_pm);
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if (!cur_pm->DeletePass(pass_name)) {
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MS_LOG(WARNING) << "No such pass : " + pass_name + "\n";
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}
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}
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void PyPassManager::ClearRes() {
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MS_LOG(INFO) << "Clear PyPassManager resources!";
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global_instance = nullptr;
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phase_to_group_.clear();
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}
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REGISTER_PYBIND_DEFINE(
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PyPassManager_, ([](const py::module *m) {
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(void)py::enum_<Phase>(*m, "phase", py::arithmetic()).value("resolve", Phase::RESOLVE).value("opt", Phase::OPT);
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(void)py::class_<PyPassManager, std::shared_ptr<PyPassManager>>(*m, "PyPassManager_")
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.def(py::init([]() { return PyPassManager::GetInstance(); }))
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.def("registe", &PyPassManager::Registe, "Registe python pass")
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.def("unregiste", &PyPassManager::Unregiste, "Delete Python Pass");
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}));
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} // namespace python_pass
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} // namespace opt
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} // namespace mindspore
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