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_COMPACT_IDS_PASS_H_ 16 #define SOURCE_OPT_COMPACT_IDS_PASS_H_ 17 18 #include "source/opt/ir_context.h" 19 #include "source/opt/module.h" 20 #include "source/opt/pass.h" 21 22 namespace spvtools { 23 namespace opt { 24 25 // See optimizer.hpp for documentation. 26 class CompactIdsPass : public Pass { 27 public: name()28 const char* name() const override { return "compact-ids"; } 29 Status Process() override; 30 31 // Return the mask of preserved Analyses. GetPreservedAnalyses()32 IRContext::Analysis GetPreservedAnalyses() override { 33 return IRContext::kAnalysisInstrToBlockMapping | 34 IRContext::kAnalysisDominatorAnalysis | 35 IRContext::kAnalysisLoopAnalysis; 36 } 37 }; 38 39 } // namespace opt 40 } // namespace spvtools 41 42 #endif // SOURCE_OPT_COMPACT_IDS_PASS_H_ 43