1 /* 2 * Copyright (c) 2023-2024 Huawei Device Co., Ltd. 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 16 #ifndef LIBLLVMBACKEND_LOWERING_METADATA_H 17 #define LIBLLVMBACKEND_LOWERING_METADATA_H 18 19 /// @see https://llvm.org/docs/BranchWeightMetadata.html 20 // NOLINTNEXTLINE(readability-identifier-naming) 21 namespace ark::llvmbackend::Metadata::BranchWeights { 22 auto constexpr LIKELY_BRANCH_WEIGHT = 2000; 23 auto constexpr UNLIKELY_BRANCH_WEIGHT = 1; 24 } // namespace ark::llvmbackend::Metadata::BranchWeights 25 26 #endif // LIBLLVMBACKEND_LOWERING_METADATA_H 27