Aditya Atluri
143 строки
4.6 KiB
C++
143 строки
4.6 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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#include "hip_runtime.h"
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#include "test_common.h"
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void printSep()
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{
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printf ("======================================================================================\n");
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}
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//---
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// Test simple H2D copies and back.
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// Designed to stress a small number of simple smoke tests
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template<
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typename T=float,
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class P=HipTest::Unpinned,
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class C=HipTest::Memcpy
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>
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void simpleVectorCopy(size_t numElements, int iters, hipStream_t stream)
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{
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using HipTest::MemTraits;
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std::thread::id pid = std::this_thread::get_id();
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printf ("test: %s <%s> %s %s\n", __func__, TYPENAME(T), P::str(), C::str());
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size_t Nbytes = numElements*sizeof(T);
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printf ("numElements=%zu Nbytes=%6.2fMB\n", numElements, Nbytes/1024.0/1024.0);
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T *A_d, *B_d, *C_d;
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T *A_h, *B_h, *C_h;
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HipTest::initArrays (&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N, P::isPinned);
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for (int i=0; i<iters; i++) {
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, numElements);
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MemTraits<C>::Copy(A_d, A_h, Nbytes, hipMemcpyHostToDevice, stream);
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MemTraits<C>::Copy(B_d, B_h, Nbytes, hipMemcpyHostToDevice, stream);
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hipLaunchKernel(HipTest::vectorADD, dim3(blocks), dim3(threadsPerBlock), 0, 0, A_d, B_d, C_d, numElements);
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MemTraits<C>::Copy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost, stream);
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HIPCHECK (hipDeviceSynchronize());
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HipTest::checkVectorADD(A_h, B_h, C_h, numElements);
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}
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HipTest::freeArrays (A_d, B_d, C_d, A_h, B_h, C_h, P::isPinned);
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HIPCHECK (hipDeviceSynchronize());
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std::cout <<" pid" << pid << " success\n";
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}
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template<typename T, class C>
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void test_multiThread_1(std::string testName, hipStream_t stream0, hipStream_t stream1, bool serialize)
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{
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printSep();
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printf ("%s\n", __func__);
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std::cout << testName << std::endl;
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// Test 2 threads operating on same stream:
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std::thread t1 (simpleVectorCopy<T, HipTest::Pinned, C>, 2000000/*mb*/, 1000, stream0);
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if (serialize) {
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t1.join();
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}
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std::thread t2 (simpleVectorCopy<T, HipTest::Pinned, C>, 2000000/*mb*/, 1000, stream1);
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if (serialize) {
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t2.join();
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}
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if (!serialize) {
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t1.join();
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t2.join();
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}
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HIPCHECK(hipDeviceSynchronize());
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};
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int main(int argc, char *argv[])
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{
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HipTest::parseStandardArguments(argc, argv, true);
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printf ("info: set device to %d\n", p_gpuDevice);
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HIPCHECK(hipSetDevice(p_gpuDevice));
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if (p_tests & 0x1) {
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HIPCHECK ( hipDeviceReset() );
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hipStream_t stream;
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HIPCHECK (hipStreamCreate(&stream));
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simpleVectorCopy<float, HipTest::Pinned, HipTest::MemcpyAsync> (2000000/*mb*/, 10/*iters*/, stream);
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simpleVectorCopy<float, HipTest::Pinned, HipTest::Memcpy> (2000000/*mb*/, 10/*iters*/, stream);
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//HIPCHECK(hipStreamDestroy(stream));
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}
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if (p_tests & 0x2) {
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hipStream_t stream0, stream1;
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HIPCHECK (hipStreamCreate(&stream0));
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HIPCHECK (hipStreamCreate(&stream1));
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// Easy tests to verify the test works - these don't allow overlap between the threads:
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test_multiThread_1<float, HipTest::MemcpyAsync> ("Multithread NULL with serialized", NULL, NULL, true);
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test_multiThread_1<float, HipTest::MemcpyAsync> ("Multithread with serialized", stream0, stream1, true);
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test_multiThread_1<float, HipTest::MemcpyAsync> ("Multithread with NULL stream", NULL, NULL, false);
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test_multiThread_1<float, HipTest::MemcpyAsync> ("Multithread with two streams", stream0, stream1, false);
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test_multiThread_1<float, HipTest::MemcpyAsync> ("Multithread with one stream", stream0, stream0, false);
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}
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passed();
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}
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