agunashe
516c38bcfd
Change-Id: I2cb7bbd9a6d9da28116ba9dd9cec4e60525444e2
[ROCm/hip-tests commit: e2c6bb5b4e]
117 righe
3.3 KiB
C++
117 righe
3.3 KiB
C++
/*
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Copyright (c) 2015 - 2021 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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/* HIT_START
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* BUILD: %t %s ../../src/test_common.cpp EXCLUDE_HIP_PLATFORM nvidia
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* TEST: %t
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* HIT_END
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*/
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#include "test_common.h"
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#include <iostream>
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#include <chrono>
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#define NUM_SIZE 8
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#define NUM_ITER 0x40000
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using namespace std;
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class hipPerfMemcpy {
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private:
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unsigned int numBuffers_;
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size_t totalSizes_[NUM_SIZE];
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void setHostBuffer(int *A, int val, size_t size);
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public:
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hipPerfMemcpy();
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~hipPerfMemcpy() {};
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void open(int deviceID);
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void run(unsigned int testNumber);
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};
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hipPerfMemcpy::hipPerfMemcpy() : numBuffers_(0) {
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for (int i = 0; i < NUM_SIZE; i++) {
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totalSizes_[i] = 1 << (i + 6);
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}
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};
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void hipPerfMemcpy::setHostBuffer(int *A, int val, size_t size) {
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size_t len = size / sizeof(int);
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for (int i = 0; i < len; i++) {
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A[i] = val;
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}
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}
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void hipPerfMemcpy::open(int deviceId) {
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int nGpu = 0;
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HIPCHECK(hipGetDeviceCount(&nGpu));
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if (nGpu < 1) {
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std::cout << "info: didn't find any GPU! skipping the test!\n";
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passed();
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return;
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}
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HIPCHECK(hipSetDevice(deviceId));
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hipDeviceProp_t props = {0};
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HIPCHECK(hipGetDeviceProperties(&props, deviceId));
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std::cout << "info: running on bus " << "0x" << props.pciBusID << " " << props.name
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<< " with " << props.multiProcessorCount << " CUs" << " and device id: " << deviceId << std::endl;
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}
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void hipPerfMemcpy::run(unsigned int testNumber) {
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int *A, *Ad;
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A = new int[totalSizes_[testNumber]];
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setHostBuffer(A, 1, totalSizes_[testNumber]);
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hipMalloc(&Ad, totalSizes_[testNumber]);
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auto start = chrono::steady_clock::now();
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for (int j = 0; j < NUM_ITER; j++) {
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hipMemcpy(Ad, A, totalSizes_[testNumber], hipMemcpyHostToDevice);
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}
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hipDeviceSynchronize();
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auto end = chrono::steady_clock::now();
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chrono::duration<double, micro> diff = end - start;
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cout << "hipPerfMemcpy[" << testNumber << "] " << "Host to Device copy took "
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<< diff.count() / NUM_ITER << " us for memory size of " << totalSizes_[testNumber]
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<< " Bytes" << endl;
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delete [] A;
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HIPCHECK(hipFree(Ad));
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}
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int main() {
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hipPerfMemcpy hipPerfMemcpy;
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int deviceId = 0;
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hipPerfMemcpy.open(deviceId);
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for (auto testCase = 0; testCase < NUM_SIZE; testCase++) {
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hipPerfMemcpy.run(testCase);
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}
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passed();
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}
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