1 // Copyright (c) 2019 Google LLC 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_ELIMINATE_DEAD_FUNCTIONS_UTIL_H_ 16 #define SOURCE_OPT_ELIMINATE_DEAD_FUNCTIONS_UTIL_H_ 17 18 #include "source/opt/ir_context.h" 19 20 namespace spvtools { 21 namespace opt { 22 23 // Provides functionality for eliminating functions that are not needed, for use 24 // by various analyses and passes. 25 namespace eliminatedeadfunctionsutil { 26 27 // Removes all of the function's instructions, removes the function from the 28 // module, and returns the next iterator. 29 Module::iterator EliminateFunction(IRContext* context, 30 Module::iterator* func_iter); 31 32 } // namespace eliminatedeadfunctionsutil 33 } // namespace opt 34 } // namespace spvtools 35 36 #endif // SOURCE_OPT_ELIMINATE_DEAD_FUNCTIONS_UTIL_H_ 37