1 // Copyright (c) 2018 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_WORKAROUND1209_H_ 16 #define SOURCE_OPT_WORKAROUND1209_H_ 17 18 #include "source/opt/pass.h" 19 20 namespace spvtools { 21 namespace opt { 22 23 // See optimizer.hpp for documentation. 24 class Workaround1209 : public Pass { 25 public: 26 const char* name() const override { return "workaround-1209"; } 27 Status Process() override; 28 29 private: 30 // There is at least one driver where an OpUnreachable found in a loop is not 31 // handled correctly. Workaround that by changing the OpUnreachable into a 32 // branch to the loop merge. 33 // 34 // Returns true if the code changed. 35 bool RemoveOpUnreachableInLoops(); 36 }; 37 38 } // namespace opt 39 } // namespace spvtools 40 41 #endif // SOURCE_OPT_WORKAROUND1209_H_ 42
