/* * Copyright (C) 2007 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_SURFACE_FLINGER_CLZ_H #include namespace android { int clz_impl(int32_t x); int inline clz(int32_t x) { #if defined(__arm__) && !defined(__thumb__) return __builtin_clz(x); #else return clz_impl(x); #endif } }; // namespace android #endif /* ANDROID_SURFACE_FLINGER_CLZ_H */