Files
rocm-systems/tests/functional_tests/barrier_all_tester.cpp
T
Avinash Kethineedi 57d60aa727 Add multi work-group support for collective functional tests (#45)
- Added multi-work group support for the All-to-all, Fcollect, Broadcast, Barrier and Sync collective functional tests
- Renamed All-to-all and Fcollect tests to TeamAlltoAll and TeamFcollect
2025-02-19 10:31:53 -06:00

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3.1 KiB
C++

/******************************************************************************
* Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
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* deal in the Software without restriction, including without limitation the
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* 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
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* IN THE SOFTWARE.
*****************************************************************************/
#include "barrier_all_tester.hpp"
#include <rocshmem/rocshmem.hpp>
using namespace rocshmem;
/******************************************************************************
* DEVICE TEST KERNEL
*****************************************************************************/
__global__ void BarrierAllTest(int loop, int skip, long long int *start_time,
long long int *end_time) {
__shared__ rocshmem_ctx_t ctx;
int wg_id = get_flat_grid_id();
rocshmem_wg_init();
rocshmem_wg_ctx_create(ROCSHMEM_CTX_WG_PRIVATE, &ctx);
for (int i = 0; i < loop + skip; i++) {
if (hipThreadIdx_x == 0 && i == skip) {
start_time[wg_id] = wall_clock64();
}
__syncthreads();
/**
* The function `rocshmem_ctx_wg_barrier_all` should be called from only
* one group within the grid to avoid unintended behavior.
*/
if (is_block_zero_in_grid()) {
rocshmem_ctx_wg_barrier_all(ctx);
}
}
__syncthreads();
if (hipThreadIdx_x == 0) {
end_time[wg_id] = wall_clock64();
}
rocshmem_wg_ctx_destroy(&ctx);
rocshmem_wg_finalize();
}
/******************************************************************************
* HOST TESTER CLASS METHODS
*****************************************************************************/
BarrierAllTester::BarrierAllTester(TesterArguments args) : Tester(args) {}
BarrierAllTester::~BarrierAllTester() {}
void BarrierAllTester::launchKernel(dim3 gridSize, dim3 blockSize, int loop,
uint64_t size) {
size_t shared_bytes = 0;
hipLaunchKernelGGL(BarrierAllTest, gridSize, blockSize, shared_bytes, stream,
loop, args.skip, start_time, end_time);
num_msgs = loop + args.skip;
num_timed_msgs = loop;
}
void BarrierAllTester::resetBuffers(uint64_t size) {}
void BarrierAllTester::verifyResults(uint64_t size) {}