libs/hwui/tests/microbench/MicroBench.h

/*
 * Copyright (C) 2015 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 MICROBENCH_MICROBENCH_H
#define MICROBENCH_MICROBENCH_H

namespace android {
namespace uirenderer {

#define NO_INLINE __attribute__ ((noinline))

class MicroBench {
public:
    template <class Tp>
    static inline void DoNotOptimize(Tp const& value) {
        asm volatile("" : "+rm" (const_cast<Tp&>(value)));
    }
};

} /* namespace uirenderer */
} /* namespace android */

#endif /* MICROBENCH_MICROBENCH_H */