| // Copyright (c) 2018 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef SOURCE_REDUCE_OPERAND_TO_CONST_REDUCTION_OPPORTUNITY_FINDER_H_ |
| #define SOURCE_REDUCE_OPERAND_TO_CONST_REDUCTION_OPPORTUNITY_FINDER_H_ |
| |
| #include "source/reduce/reduction_opportunity_finder.h" |
| |
| namespace spvtools { |
| namespace reduce { |
| |
| // A finder for opportunities to replace id operands of instructions with ids of |
| // constants. This reduces the extent to which ids of non-constants are used, |
| // paving the way for instructions that generate them to be eliminated. |
| class OperandToConstReductionOpportunityFinder |
| : public ReductionOpportunityFinder { |
| public: |
| OperandToConstReductionOpportunityFinder() = default; |
| |
| ~OperandToConstReductionOpportunityFinder() override = default; |
| |
| std::string GetName() const final; |
| |
| std::vector<std::unique_ptr<ReductionOpportunity>> GetAvailableOpportunities( |
| opt::IRContext* context, uint32_t target_function) const final; |
| |
| private: |
| }; |
| |
| } // namespace reduce |
| } // namespace spvtools |
| |
| #endif // SOURCE_REDUCE_OPERAND_TO_CONST_REDUCTION_OPPORTUNITY_FINDER_H_ |