39 lines
1.0 KiB
Plaintext
39 lines
1.0 KiB
Plaintext
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// SPDX-FileCopyrightText: Copyright (c) 2023, NVIDIA CORPORATION. All rights reserved.
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// SPDX-License-Identifier: BSD-3
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#pragma once
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//! @file
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//! This file includes implementation of CUDA-specific utilities for custom Catch2 main. When CMake is configured to
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//! include all the tests into a single executable, this file is only included into catch2_runner_helper.cu. When CMake
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//! is configured to compile each test as a separate binary, this file is included into each test.
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#include <iostream>
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int device_guard(int device_id)
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{
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int device_count{};
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if (cudaGetDeviceCount(&device_count) != cudaSuccess)
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{
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std::cerr << "Failed getting number of devices" << '\n';
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std::exit(-1);
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}
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if (device_id >= device_count || device_id < 0)
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{
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std::cerr << "Invalid device ID: " << device_id << '\n';
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std::exit(-1);
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}
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return device_id;
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}
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void set_device(int device_id)
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{
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if (cudaSetDevice(device_guard(device_id)) != cudaSuccess)
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{
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std::cerr << "Failed to set device ID: " << device_id << '\n';
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std::exit(-1);
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}
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}
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