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#ifndef _TCUCPUWARMUP_HPP
#define _TCUCPUWARMUP_HPP
/*-------------------------------------------------------------------------
* drawElements Quality Program Tester Core
* ----------------------------------------
*
* Copyright 2014 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.
*
*//*!
* \file
* \brief CPU warm-up utility, used to counteract CPU throttling.
*//*--------------------------------------------------------------------*/
namespace tcu
{
//! Does some unused calculations to try and get the CPU working at full speed.
void warmupCPU (void);
namespace warmupCPUInternal
{
// \note Used in an attempt to prevent compiler from doing optimizations. Not supposed to be touched elsewhere.
class Unused
{
public:
Unused (void) : m_v(new float) {}
~Unused (void) { delete m_v; }
volatile float* volatile m_v;
};
extern volatile Unused g_unused;
};
} // tcu
#endif // _TCUCPUWARMUP_HPP
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