/* * Copyright (C) 2009 The Android Open Source Project * * 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 ANDROID_CUTILS_COMPILER_H #define ANDROID_CUTILS_COMPILER_H /* * helps the compiler's optimizer predicting branches */ #ifdef __cplusplus # define CC_LIKELY( exp ) (__builtin_expect( !!(exp), true )) # define CC_UNLIKELY( exp ) (__builtin_expect( !!(exp), false )) #else # define CC_LIKELY( exp ) (__builtin_expect( !!(exp), 1 )) # define CC_UNLIKELY( exp ) (__builtin_expect( !!(exp), 0 )) #endif #endif // ANDROID_CUTILS_COMPILER_H