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259 行
8.4 KiB
C++
259 行
8.4 KiB
C++
/*
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Copyright (c) 2023 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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/**
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* @addtogroup hipMemcpyAsync hipMemcpyAsync
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* @{
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* @ingroup perfMemoryTest
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* `hipMemcpyAsync(void* dst, const void* src, size_t count,
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* hipMemcpyKind kind, hipStream_t stream = 0)` -
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* Copies data between host and device.
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*/
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#include <hip_test_common.hh>
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#define NUM_SIZES 9
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// 4KB, 8KB, 64KB, 256KB, 1 MB, 4MB, 16 MB, 16MB+10
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static const unsigned int Sizes[NUM_SIZES] =
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{4096, 8192, 65536, 262144, 524288, 1048576, 4194304, 16777216, 16777216+10};
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static const unsigned int Iterations[2] = {1, 1000};
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#define BUF_TYPES 4
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// 16 ways to combine 4 different buffer types
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#define NUM_SUBTESTS (BUF_TYPES*BUF_TYPES)
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static void setData(void *ptr, unsigned int size, char value) {
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char *ptr2 = reinterpret_cast<char *>(ptr);
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for (unsigned int i = 0; i < size ; i++) {
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ptr2[i] = value;
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}
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}
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static void checkData(void *ptr, unsigned int size, char value) {
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char *ptr2 = reinterpret_cast<char *>(ptr);
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for (unsigned int i = 0; i < size; i++) {
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if (ptr2[i] != value) {
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INFO("Validation failed at " << i << " Got " << ptr2[i] <<
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" Expected " << value);
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REQUIRE(false);
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}
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}
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}
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static bool hipPerfBufferCopySpeed_test(int p_tests) {
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unsigned int bufSize_;
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unsigned int numIter;
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bool hostMalloc[2] = {false};
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bool hostRegister[2] = {false};
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bool unpinnedMalloc[2] = {false};
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void *memptr[2] = {NULL};
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void *alignedmemptr[2] = {NULL};
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void *srcBuffer = NULL;
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void *dstBuffer = NULL;
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int numTests = (p_tests == -1) ? (NUM_SIZES*NUM_SUBTESTS*2 - 1) : p_tests;
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int test = (p_tests == -1) ? 0 : p_tests;
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for ( ; test <= numTests; test++ ) {
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unsigned int srcTest = (test / NUM_SIZES) % BUF_TYPES;
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unsigned int dstTest = (test / (NUM_SIZES*BUF_TYPES)) % BUF_TYPES;
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bufSize_ = Sizes[test % NUM_SIZES];
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hostMalloc[0] = hostMalloc[1] = false;
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hostRegister[0] = hostRegister[1] = false;
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unpinnedMalloc[0] = unpinnedMalloc[1] = false;
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srcBuffer = dstBuffer = 0;
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memptr[0] = memptr[1] = NULL;
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alignedmemptr[0] = alignedmemptr[1] = NULL;
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if (srcTest == 3) {
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hostRegister[0] = true;
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} else if (srcTest == 2) {
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hostMalloc[0] = true;
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} else if (srcTest == 1) {
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unpinnedMalloc[0] = true;
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}
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if (dstTest == 1) {
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unpinnedMalloc[1] = true;
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} else if (dstTest == 2) {
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hostMalloc[1] = true;
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} else if (dstTest == 3) {
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hostRegister[1] = true;
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}
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numIter = Iterations[test / (NUM_SIZES * NUM_SUBTESTS)];
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if (hostMalloc[0]) {
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HIP_CHECK(hipHostMalloc(reinterpret_cast<void**>(&srcBuffer),
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bufSize_, 0));
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setData(srcBuffer, bufSize_, 0xd0);
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} else if (hostRegister[0]) {
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memptr[0] = malloc(bufSize_ + 4096);
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alignedmemptr[0] = reinterpret_cast<void*>(memptr[0]);
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srcBuffer = alignedmemptr[0];
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setData(srcBuffer, bufSize_, 0xd0);
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HIP_CHECK(hipHostRegister(srcBuffer, bufSize_, 0));
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} else if (unpinnedMalloc[0]) {
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memptr[0] = malloc(bufSize_ + 4096);
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alignedmemptr[0] = reinterpret_cast<void*>(memptr[0]);
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srcBuffer = alignedmemptr[0];
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setData(srcBuffer, bufSize_, 0xd0);
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} else {
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HIP_CHECK(hipMalloc(&srcBuffer, bufSize_));
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HIP_CHECK(hipMemset(srcBuffer, 0xd0, bufSize_));
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}
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if (hostMalloc[1]) {
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HIP_CHECK(hipHostMalloc(reinterpret_cast<void**>(&dstBuffer),
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bufSize_, 0));
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} else if (hostRegister[1]) {
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memptr[1] = malloc(bufSize_ + 4096);
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alignedmemptr[1] = reinterpret_cast<void*>(memptr[1]);
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dstBuffer = alignedmemptr[1];
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HIP_CHECK(hipHostRegister(dstBuffer, bufSize_, 0));
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} else if (unpinnedMalloc[1]) {
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memptr[1] = malloc(bufSize_ + 4096);
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alignedmemptr[1] = reinterpret_cast<void*>(memptr[1]);
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dstBuffer = alignedmemptr[1];
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} else {
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HIP_CHECK(hipMalloc(&dstBuffer, bufSize_));
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}
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// warm up
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HIP_CHECK(hipMemcpy(dstBuffer, srcBuffer, bufSize_, hipMemcpyDefault));
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// measure performance based on host time
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auto all_start = std::chrono::steady_clock::now();
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for (unsigned int i = 0; i < numIter; i++) {
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HIP_CHECK(hipMemcpyAsync(dstBuffer, srcBuffer, bufSize_,
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hipMemcpyDefault, NULL));
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}
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HIP_CHECK(hipDeviceSynchronize());
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auto all_end = std::chrono::steady_clock::now();
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std::chrono::duration<double> elapsed_secs = all_end - all_start;
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// read speed in GB/s
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double perf = (static_cast<double>(bufSize_ * numIter) *
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static_cast<double>(1e-09)) / elapsed_secs.count();
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const char *strSrc = NULL;
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const char *strDst = NULL;
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if (hostMalloc[0])
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strSrc = "hHM";
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else if (hostRegister[0])
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strSrc = "hHR";
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else if (unpinnedMalloc[0])
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strSrc = "unp";
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else
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strSrc = "hM";
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if (hostMalloc[1])
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strDst = "hHM";
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else if (hostRegister[1])
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strDst = "hHR";
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else if (unpinnedMalloc[1])
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strDst = "unp";
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else
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strDst = "hM";
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// Double results when src and dst are both on device
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if ((!hostMalloc[0] && !hostRegister[0] && !unpinnedMalloc[0]) &&
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(!hostMalloc[1] && !hostRegister[1] && !unpinnedMalloc[1]))
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perf *= 2.0;
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// Double results when src and dst are both in sysmem
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if ((hostMalloc[0] || hostRegister[0] || unpinnedMalloc[0]) &&
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(hostMalloc[1] || hostRegister[1] || unpinnedMalloc[1]))
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perf *= 2.0;
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INFO("HIPPerfBufferCopySpeed[" << test << "]\t( " << bufSize_ <<
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")\ts:" << strSrc << " d:" << strDst << "\ti:" << numIter <<
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"\t(GB/s) perf\t" << (float)perf);
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// Verification
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void* temp = malloc(bufSize_ + 4096);
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void* chkBuf = reinterpret_cast<void*>(temp);
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HIP_CHECK(hipMemcpy(chkBuf, dstBuffer, bufSize_, hipMemcpyDefault));
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checkData(chkBuf, bufSize_, 0xd0);
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free(temp);
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// Free src
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if (hostMalloc[0]) {
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HIP_CHECK(hipHostFree(srcBuffer));
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} else if (hostRegister[0]) {
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HIP_CHECK(hipHostUnregister(srcBuffer));
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free(memptr[0]);
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} else if (unpinnedMalloc[0]) {
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free(memptr[0]);
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} else {
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HIP_CHECK(hipFree(srcBuffer));
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}
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// Free dst
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if (hostMalloc[1]) {
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HIP_CHECK(hipHostFree(dstBuffer));
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} else if (hostRegister[1]) {
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HIP_CHECK(hipHostUnregister(dstBuffer));
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free(memptr[1]);
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} else if (unpinnedMalloc[1]) {
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free(memptr[1]);
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} else {
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HIP_CHECK(hipFree(dstBuffer));
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}
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}
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return true;
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}
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/**
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* Test Description
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* ------------------------
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* - Verify hipPerfBufferCopySpeed status.
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* Test source
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* ------------------------
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* - perftests/memory/hipPerfBufferCopySpeed.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.6
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*/
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TEST_CASE("Perf_hipPerfBufferCopySpeed_test") {
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int numDevices = 0;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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if (numDevices <= 0) {
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SUCCEED("Skipped testcase hipPerfBufferCopySpeed as"
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"there is no device to test.");
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} else {
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int deviceId = 0;
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HIP_CHECK(hipSetDevice(deviceId));
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hipDeviceProp_t props = {0};
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HIP_CHECK(hipGetDeviceProperties(&props, deviceId));
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INFO("hipPerfBufferCopySpeed - info: Set device to " << deviceId
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<< " : " << props.name << "Legend: unp - unpinned(malloc),"
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" hM - hipMalloc(device)\n hHR - hipHostRegister(pinned),"
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" hHM - hipHostMalloc(prePinned)\n");
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REQUIRE(true == hipPerfBufferCopySpeed_test(1));
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}
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}
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