1cb93a386Sopenharmony_ci// Copyright 2021 The SwiftShader Authors. All Rights Reserved. 2cb93a386Sopenharmony_ci// 3cb93a386Sopenharmony_ci// Licensed under the Apache License, Version 2.0 (the "License"); 4cb93a386Sopenharmony_ci// you may not use this file except in compliance with the License. 5cb93a386Sopenharmony_ci// You may obtain a copy of the License at 6cb93a386Sopenharmony_ci// 7cb93a386Sopenharmony_ci// http://www.apache.org/licenses/LICENSE-2.0 8cb93a386Sopenharmony_ci// 9cb93a386Sopenharmony_ci// Unless required by applicable law or agreed to in writing, software 10cb93a386Sopenharmony_ci// distributed under the License is distributed on an "AS IS" BASIS, 11cb93a386Sopenharmony_ci// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12cb93a386Sopenharmony_ci// See the License for the specific language governing permissions and 13cb93a386Sopenharmony_ci// limitations under the License. 14cb93a386Sopenharmony_ci 15cb93a386Sopenharmony_ci#include "SpirvBinary.hpp" 16cb93a386Sopenharmony_ci 17cb93a386Sopenharmony_cinamespace sw { 18cb93a386Sopenharmony_ci 19cb93a386Sopenharmony_cistd::atomic<uint32_t> SpirvBinary::serialCounter(1); // Start at 1, 0 is invalid shader. 20cb93a386Sopenharmony_ci 21cb93a386Sopenharmony_ciSpirvBinary::SpirvBinary() 22cb93a386Sopenharmony_ci : identifier(serialCounter++) 23cb93a386Sopenharmony_ci{} 24cb93a386Sopenharmony_ci 25cb93a386Sopenharmony_ciSpirvBinary::SpirvBinary(const uint32_t *binary, uint32_t wordCount) 26cb93a386Sopenharmony_ci : std::vector<uint32_t>(binary, binary + wordCount) 27cb93a386Sopenharmony_ci , identifier(serialCounter++) 28cb93a386Sopenharmony_ci{ 29cb93a386Sopenharmony_ci} 30cb93a386Sopenharmony_ci 31cb93a386Sopenharmony_civoid SpirvBinary::mapOptimizedIdentifier(const SpirvBinary &unoptimized) 32cb93a386Sopenharmony_ci{ 33cb93a386Sopenharmony_ci // The bitwise NOT accomplishes a 1-to-1 mapping of the identifiers, 34cb93a386Sopenharmony_ci // while avoiding clashes with previous or future serial IDs. 35cb93a386Sopenharmony_ci identifier = ~unoptimized.identifier; 36cb93a386Sopenharmony_ci} 37cb93a386Sopenharmony_ci 38cb93a386Sopenharmony_ci} // namespace sw