mirror of https://github.com/alibaba/MNN.git
39 lines
985 B
C++
39 lines
985 B
C++
//
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// CPURuntime.hpp
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// MNN
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//
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// Created by MNN on 2018/08/31.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#ifndef CPURuntime_hpp
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#define CPURuntime_hpp
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#include <stdint.h>
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#include "core/Macro.h"
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struct cpuinfo_arm_isa {
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bool fp16arith;
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bool dot;
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bool i8mm;
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};
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/*
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CPU thread mode, only effective on HMP（Heterogeneous Multi-Processing）arch CPUs
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that have ARM big.LITTLE technology and on Android
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*/
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typedef enum {
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/* Compliance with Operating System Scheduling */
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MNN_CPU_MODE_DEFAULT = 0,
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/* Bind threads to CPU IDs according to CPU frequency, but this mode is power-friendly */
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MNN_CPU_MODE_POWER_FRI = 1,
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/* Bind threads to little CPUs */
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MNN_CPU_MODE_LITTLE = 2,
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/* Bind threads to big CPUs */
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MNN_CPU_MODE_BIG = 3
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} MNNCPUThreadsMode;
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int MNNSetCPUThreadsMode(MNNCPUThreadsMode mode);
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float MNNGetCPUFlops(uint32_t number);
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void cpuinfo_arm_init(struct cpuinfo_arm_isa* cpuinfo_isa);
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#endif /* CPUInfo_hpp */
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