71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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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 "bb_optimizations.h"
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#include "dataflow_iterator.h"
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#include "dataflow_iterator-inl.h"
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namespace art {
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/*
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* Code Layout pass implementation start.
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*/
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bool CodeLayout::Worker(PassDataHolder* data) const {
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DCHECK(data != nullptr);
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PassMEDataHolder* pass_me_data_holder = down_cast<PassMEDataHolder*>(data);
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CompilationUnit* c_unit = pass_me_data_holder->c_unit;
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DCHECK(c_unit != nullptr);
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BasicBlock* bb = pass_me_data_holder->bb;
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DCHECK(bb != nullptr);
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c_unit->mir_graph->LayoutBlocks(bb);
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// No need of repeating, so just return false.
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return false;
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}
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/*
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* BasicBlock Combine pass implementation start.
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*/
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bool BBCombine::Worker(PassDataHolder* data) const {
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DCHECK(data != nullptr);
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PassMEDataHolder* pass_me_data_holder = down_cast<PassMEDataHolder*>(data);
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CompilationUnit* c_unit = pass_me_data_holder->c_unit;
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DCHECK(c_unit != nullptr);
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BasicBlock* bb = pass_me_data_holder->bb;
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DCHECK(bb != nullptr);
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c_unit->mir_graph->CombineBlocks(bb);
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// No need of repeating, so just return false.
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return false;
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}
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/*
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* BasicBlock Optimization pass implementation start.
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*/
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void BBOptimizations::Start(PassDataHolder* data) const {
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DCHECK(data != nullptr);
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CompilationUnit* c_unit = down_cast<PassMEDataHolder*>(data)->c_unit;
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DCHECK(c_unit != nullptr);
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/*
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* This pass has a different ordering depEnding on the suppress exception,
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* so do the pass here for now:
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* - Later, the Start should just change the ordering and we can move the extended
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* creation into the pass driver's main job with a new iterator
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*/
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c_unit->mir_graph->BasicBlockOptimization();
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}
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} // namespace art
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