Sourabh Betigeri
787f7f8df1
Makes the test stronger by hiding dispatch scheduling latency on MI300 Change-Id: Ic9724f4f1b16f1e707060129327248bbb353df45
44 lines
1.6 KiB
C++
44 lines
1.6 KiB
C++
/*
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Copyright (c) 2024 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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#pragma once
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#include <hip_test_common.hh>
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#include <hip/hip_cooperative_groups.h>
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static __device__ void busy_wait(unsigned long long wait_period) {
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unsigned long long time_diff = 0;
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#if HT_AMD
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unsigned long long last_clock = wall_clock64();
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#else
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unsigned long long last_clock = clock64();
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#endif
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while (time_diff < wait_period) {
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#if HT_AMD
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unsigned long long cur_clock = wall_clock64();
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#else
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unsigned long long cur_clock = clock64();
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#endif
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if (cur_clock > last_clock) {
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time_diff += (cur_clock - last_clock);
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}
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last_clock = cur_clock;
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}
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}
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