agodavar
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/* HIT_START
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* BUILD: %t %s ../../test_common.cpp EXCLUDE_HIP_PLATFORM nvidia
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* TEST: %t
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* HIT_END
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*/
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#include <iostream>
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#include <vector>
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#include "test_common.h"
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using namespace std;
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__global__ void kernel_do_nothing() {
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// empty kernel
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}
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int main(int argc, char* argv[]) {
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constexpr int nLoops = 100000;
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constexpr int nStreams = 2;
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vector<hipStream_t> streams(nStreams);
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int nGpu = 0;
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HIPCHECK(hipGetDeviceCount(&nGpu));
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if (nGpu < 1) {
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cout << "info: didn't find any GPU! skipping the test!\n";
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passed();
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return 0;
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}
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static int device = 0;
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HIPCHECK(hipSetDevice(device));
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hipDeviceProp_t props;
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HIPCHECK(hipGetDeviceProperties(&props, device));
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cout << "info: running on bus " << "0x" << props.pciBusID << " " << props.name << endl;
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for (int i = 0; i < nStreams; i++) {
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HIPCHECK(hipStreamCreate(&streams[i]));
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}
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for (int k = 0; k <= nLoops; ++k) {
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HIPCHECK(hipDeviceSynchronize());
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// Launch kernel with default stream
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hipLaunchKernelGGL((kernel_do_nothing), dim3(1), dim3(1), 0, 0);
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// Launch kernel on all streams
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for (int i = 0; i < nStreams; i++) {
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hipLaunchKernelGGL((kernel_do_nothing), dim3(1), dim3(1), 0, streams[i]);
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}
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// Sync stream 1
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HIPCHECK(hipStreamSynchronize(streams[0]));
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if (k % 10000 == 0 || k == nLoops) {
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cout << "Info: Iteration = " << k << endl;
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}
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}
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HIPCHECK(hipDeviceSynchronize());
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// Clean up
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for (int i = 0; i < nStreams; i++) {
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HIPCHECK(hipStreamDestroy(streams[i]));
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}
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HIPCHECK(hipDeviceReset());
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passed();
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}
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