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/*
* Copyright (c) 2018-2019 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ARM_COMPUTE_RUNTIME_CPU_UTILS_H
#define ARM_COMPUTE_RUNTIME_CPU_UTILS_H
namespace arm_compute
{
class CPUInfo;
/** This function will try to detect the CPU configuration on the system and will fill
* the cpuinfo object accordingly to reflect this.
*
* @param[out] cpuinfo @ref CPUInfo to be used to hold the system's cpu configuration.
*/
void get_cpu_configuration(CPUInfo &cpuinfo);
/** Some systems have both big and small cores, this fuction computes the minimum number of cores
* that are exactly the same on the system. To maximize performance the library attempts to process
* workloads concurrently using as many threads as big cores are available on the system.
*
* @return The minumum number of common cores.
*/
unsigned int get_threads_hint();
}
#endif /* ARM_COMPUTE_RUNTIME_CPU_UTILS_H */
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