Edgar Gabriel
92 라인
3.4 KiB
C++
92 라인
3.4 KiB
C++
/******************************************************************************
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* Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved.
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*
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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
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell 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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*
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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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*
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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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*****************************************************************************/
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#include "swarm_tester.hpp"
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#include <roc_shmem/roc_shmem.hpp>
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using namespace rocshmem;
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/******************************************************************************
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* DEVICE TEST KERNEL
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*****************************************************************************/
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__global__ void GetSwarmTest(int loop, int skip, uint64_t *timer, char *s_buf,
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char *r_buf, int size, ShmemContextType ctx_type) {
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__shared__ roc_shmem_ctx_t ctx;
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int provided;
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roc_shmem_wg_init_thread(ROC_SHMEM_THREAD_MULTIPLE, &provided);
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assert(provided == ROC_SHMEM_THREAD_MULTIPLE);
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roc_shmem_wg_ctx_create(ctx_type, &ctx);
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__syncthreads();
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int index = hipThreadIdx_x * size;
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uint64_t start = 0;
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for (int i = 0; i < loop + skip; i++) {
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if (i == skip) start = roc_shmem_timer();
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roc_shmem_ctx_getmem(ctx, &r_buf[index], &s_buf[index], size, 1);
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__syncthreads();
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}
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atomicAdd((unsigned long long *)&timer[hipBlockIdx_x],
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roc_shmem_timer() - start);
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roc_shmem_wg_ctx_destroy(&ctx);
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roc_shmem_wg_finalize();
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}
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/******************************************************************************
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* HOST TESTER CLASS METHODS
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*****************************************************************************/
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GetSwarmTester::GetSwarmTester(TesterArguments args) : PrimitiveTester(args) {}
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GetSwarmTester::~GetSwarmTester() {}
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void GetSwarmTester::launchKernel(dim3 gridSize, dim3 blockSize, int loop,
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uint64_t size) {
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size_t shared_bytes = 0;
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hipLaunchKernelGGL(GetSwarmTest, gridSize, blockSize, shared_bytes, stream,
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loop, args.skip, timer, s_buf, r_buf, size,
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_shmem_context);
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num_msgs = (loop + args.skip) * gridSize.x * blockSize.x;
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num_timed_msgs = loop * gridSize.x * blockSize.x;
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}
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void GetSwarmTester::verifyResults(uint64_t size) {
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if (args.myid == 0) {
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for (int i = 0; i < size * args.wg_size; i++) {
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if (r_buf[i] != '0') {
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fprintf(stderr, "Data validation error at idx %d\n", i);
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fprintf(stderr, "Got %c, Expected %c\n", r_buf[i], '0');
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exit(-1);
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}
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}
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}
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}
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