forked from OSchip/llvm-project
79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
//===- AMDGPUArch.cpp - list AMDGPU installed ----------*- C++ -*---------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements a tool for detecting name of AMDGPU installed in system
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// using HSA. This tool is used by AMDGPU OpenMP driver.
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//
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//===----------------------------------------------------------------------===//
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#if defined(__has_include)
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#if __has_include("hsa.h")
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#define HSA_HEADER_FOUND 1
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#include "hsa.h"
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#elif __has_include("hsa/hsa.h")
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#define HSA_HEADER_FOUND 1
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#include "hsa/hsa.h"
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#else
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#define HSA_HEADER_FOUND 0
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#endif
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#else
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#define HSA_HEADER_FOUND 0
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#endif
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#if !HSA_HEADER_FOUND
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int main() { return 1; }
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#else
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#include <string>
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#include <vector>
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static hsa_status_t iterateAgentsCallback(hsa_agent_t Agent, void *Data) {
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hsa_device_type_t DeviceType;
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hsa_status_t Status =
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hsa_agent_get_info(Agent, HSA_AGENT_INFO_DEVICE, &DeviceType);
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// continue only if device type if GPU
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if (Status != HSA_STATUS_SUCCESS || DeviceType != HSA_DEVICE_TYPE_GPU) {
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return Status;
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}
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std::vector<std::string> *GPUs =
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static_cast<std::vector<std::string> *>(Data);
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char GPUName[64];
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Status = hsa_agent_get_info(Agent, HSA_AGENT_INFO_NAME, GPUName);
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if (Status != HSA_STATUS_SUCCESS) {
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return Status;
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}
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GPUs->push_back(GPUName);
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return HSA_STATUS_SUCCESS;
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}
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int main() {
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hsa_status_t Status = hsa_init();
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if (Status != HSA_STATUS_SUCCESS) {
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return 1;
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}
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std::vector<std::string> GPUs;
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Status = hsa_iterate_agents(iterateAgentsCallback, &GPUs);
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if (Status != HSA_STATUS_SUCCESS) {
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return 1;
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}
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for (const auto &GPU : GPUs)
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printf("%s\n", GPU.c_str());
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if (GPUs.size() < 1)
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return 1;
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hsa_shut_down();
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return 0;
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}
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#endif
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