Jatin Chaudhary
63 строки
2.4 KiB
C++
63 строки
2.4 KiB
C++
/*
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Copyright (c) 2022 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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namespace hip {
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inline namespace stream {
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const hipStream_t nullStream = nullptr;
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const hipStream_t streamPerThread = hipStreamPerThread;
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/**
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* @brief Kernel that signals a semaphore to change value from 0 to 1.
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*
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* @param semaphore the semaphore that needs to be signaled.
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*/
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__global__ void signaling_kernel(int* semaphore = nullptr);
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/**
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* @brief Kernel that busy waits until the specified semaphore goes from 0 to 1.
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*
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* @param semaphore the semaphore to wait for.
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*/
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__global__ void waiting_kernel(int* semaphore = nullptr);
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/**
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* @brief Creates a thread that runs a signaling_kernel on a non-blocking stream.
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* hipStreamNonBlocking is used here to avoid interfering with tests for the Null Stream.
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* You must call HIP_CHECK_THREAD_FINALIZE after joining this thread.
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*
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* @param semaphore memory location to signal
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* @return std::thread thread that has to be joined after the testing is done.
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*/
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std::thread startSignalingThread(int* semaphore = nullptr);
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// Checks stream for valid values of flags and priority
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bool checkStream(hipStream_t stream);
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// Checks stream for valid flags and a particular value of priority
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bool checkStreamPriorityAndFlags(hipStream_t stream, int priority,
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unsigned int flags = hipStreamDefault);
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} // namespace stream
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} // namespace hip
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