327fa06a6b
Original-commit: flang-compiler/f18@c5561646ea Reviewed-on: https://github.com/flang-compiler/f18/pull/334 Tree-same-pre-rewrite: false
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
// Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
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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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#include "region.h"
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#include "basicblock.h"
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namespace Fortran::FIR {
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Region::Region(
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Procedure *procedure, Scope *scope, Region *inRegion, Region *insertBefore)
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: ChildMixin{procedure}, basicBlockList_{procedure->GetBlocks()},
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enclosingRegion_{inRegion}, scope_{scope} {
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if (enclosingRegion_) {
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enclosingRegion_->getSublist(static_cast<Region *>(nullptr))
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.push_back(this);
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} else {
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parent->insertBefore(this, insertBefore);
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}
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}
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Region::~Region() { basicBlockList_.clear(); }
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void Region::insertBefore(BasicBlock *block, BasicBlock *before) {
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if (before) {
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basicBlockList_.insert(before->getIterator(), block);
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} else {
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basicBlockList_.push_back(block);
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}
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}
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std::vector<BasicBlock *> Region::getBlocks() {
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std::vector<BasicBlock *> result;
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for (auto &block : basicBlockList_) {
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if (block.getParent() == this) {
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result.push_back(&block);
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}
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}
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return result;
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}
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}
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