1 // Copyright 2021 The SwiftShader Authors. All Rights Reserved. 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 sw_SpirvBinary_hpp 16 #define sw_SpirvBinary_hpp 17 18 #include <atomic> 19 #include <cstdint> 20 #include <vector> 21 22 namespace sw { 23 24 class SpirvBinary : public std::vector<uint32_t> 25 { 26 public: 27 SpirvBinary(); 28 SpirvBinary(const uint32_t *binary, uint32_t wordCount); 29 getIdentifier() const30 inline uint32_t getIdentifier() const { return identifier; }; 31 32 // Assigns an identifier derived from the unoptimized SPIR-V binary, to avoid recompiles. 33 void mapOptimizedIdentifier(const SpirvBinary &unoptimized); 34 35 private: 36 static std::atomic<uint32_t> serialCounter; 37 38 uint32_t identifier; 39 }; 40 41 } // namespace sw 42 43 #endif // sw_SpirvBinary_hpp 44