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1 // Copyright (c) 2017 Google Inc.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef SOURCE_OPT_CFG_CLEANUP_PASS_H_
16 #define SOURCE_OPT_CFG_CLEANUP_PASS_H_
17 
18 #include "source/opt/function.h"
19 #include "source/opt/mem_pass.h"
20 #include "source/opt/module.h"
21 
22 namespace spvtools {
23 namespace opt {
24 
25 class CFGCleanupPass : public MemPass {
26  public:
27   CFGCleanupPass() = default;
28 
name()29   const char* name() const override { return "cfg-cleanup"; }
30   Status Process() override;
31 
GetPreservedAnalyses()32   IRContext::Analysis GetPreservedAnalyses() override {
33     return IRContext::kAnalysisDefUse | IRContext::kAnalysisConstants |
34            IRContext::kAnalysisTypes;
35   }
36 };
37 
38 }  // namespace opt
39 }  // namespace spvtools
40 
41 #endif  // SOURCE_OPT_CFG_CLEANUP_PASS_H_
42