| /* |
| * Copyright (c) 2018-2021 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. |
| */ |
| |
| #include "arm_compute/core/CPP/CPPTypes.h" |
| |
| #include "arm_compute/core/Error.h" |
| |
| #if !defined(BARE_METAL) |
| #include <sched.h> |
| #endif /* defined(BARE_METAL) */ |
| |
| using namespace arm_compute; |
| |
| void CPUInfo::set_fp16(const bool fp16) |
| { |
| _fp16 = fp16; |
| } |
| |
| void CPUInfo::set_dotprod(const bool dotprod) |
| { |
| _dotprod = dotprod; |
| } |
| |
| void CPUInfo::set_sve(const bool sve) |
| { |
| _sve = sve; |
| } |
| |
| void CPUInfo::set_cpu_model(unsigned int cpuid, CPUModel model) |
| { |
| ARM_COMPUTE_ERROR_ON(cpuid >= _percpu.size()); |
| if(_percpu.size() > cpuid) |
| { |
| _percpu[cpuid] = model; |
| } |
| } |
| |
| unsigned int CPUInfo::get_cpu_num() const |
| { |
| return _percpu.size(); |
| } |
| |
| bool CPUInfo::has_sve() const |
| { |
| return _sve; |
| } |
| |
| bool CPUInfo::has_fp16() const |
| { |
| return _fp16; |
| } |
| |
| bool CPUInfo::has_dotprod() const |
| { |
| return _dotprod; |
| } |
| |
| CPUModel CPUInfo::get_cpu_model(unsigned int cpuid) const |
| { |
| if(cpuid < _percpu.size()) |
| { |
| return _percpu[cpuid]; |
| } |
| return CPUModel::GENERIC; |
| } |
| |
| unsigned int CPUInfo::get_L1_cache_size() const |
| { |
| return _L1_cache_size; |
| } |
| |
| void CPUInfo::set_L1_cache_size(unsigned int size) |
| { |
| _L1_cache_size = size; |
| } |
| |
| unsigned int CPUInfo::get_L2_cache_size() const |
| { |
| return _L2_cache_size; |
| } |
| |
| void CPUInfo::set_L2_cache_size(unsigned int size) |
| { |
| _L2_cache_size = size; |
| } |
| |
| void CPUInfo::set_cpu_num(unsigned int cpu_count) |
| { |
| _percpu.resize(cpu_count); |
| } |
| |
| CPUInfo::CPUInfo() |
| : _percpu(1) |
| { |
| // The core library knows nothing about the CPUs so we set only 1 CPU to be generic. |
| // The runtime NESCheduler will initialise this vector with the correct CPU models. |
| // See void detect_cpus_configuration(CPUInfo &cpuinfo) in CPPUtils.h |
| _percpu[0] = CPUModel::GENERIC; |
| } |
| |
| CPUModel CPUInfo::get_cpu_model() const |
| { |
| #if defined(BARE_METAL) || defined(__APPLE__) || (!defined(__arm__) && !defined(__aarch64__)) |
| return get_cpu_model(0); |
| #else /* defined(BARE_METAL) || defined(__APPLE__) || (!defined(__arm__) && !defined(__aarch64__)) */ |
| return get_cpu_model(sched_getcpu()); |
| #endif /* defined(BARE_METAL) || defined(__APPLE__) || (!defined(__arm__) && !defined(__aarch64__)) */ |
| } |