Danylo Lytovchenko
371 wiersze
12 KiB
C++
371 wiersze
12 KiB
C++
/* Copyright (c) 2010 - 2021 Advanced Micro Devices, Inc.
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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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#include "OCLPerfDispatchSpeed.h"
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include "CL/cl.h"
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#include "Timer.h"
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// Quiet pesky warnings
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#ifdef WIN_OS
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#define SNPRINTF sprintf_s
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#else
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#define SNPRINTF snprintf
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#endif
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#define CHAR_BUF_SIZE 512
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typedef struct {
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unsigned int iterations;
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int flushEvery;
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} testStruct;
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testStruct testList[] = {
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{1, -1}, {1, -1}, {10, 1}, {10, -1}, {100, 1}, {100, 10},
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{100, -1}, {1000, 1}, {1000, 10}, {1000, 100}, {1000, -1}, {10000, 1},
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{10000, 10}, {10000, 100}, {10000, 1000}, {10000, -1}, {100000, 1}, {100000, 10},
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{100000, 100}, {100000, 1000}, {100000, 10000}, {100000, -1},
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};
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unsigned int mapTestList[] = {1, 1, 10, 100, 1000, 10000, 100000};
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void OCLPerfDispatchSpeed::genShader(void) {
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shader_.clear();
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shader_ +=
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"__kernel void _dispatchSpeed(__global float *outBuf)\n"
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"{\n"
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" int i = (int) get_global_id(0);\n"
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" if (i < 0)\n"
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" outBuf[i] = 0.0f;\n"
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"}\n";
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}
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OCLPerfDispatchSpeed::OCLPerfDispatchSpeed() {
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testListSize = sizeof(testList) / sizeof(testStruct);
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_numSubTests = 2 * 2 * testListSize;
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}
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OCLPerfDispatchSpeed::~OCLPerfDispatchSpeed() {}
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static void CL_CALLBACK notify_callback(const char* errinfo, const void* private_info, size_t cb,
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void* user_data) {}
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void OCLPerfDispatchSpeed::open(unsigned int test, char* units, double& conversion,
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unsigned int deviceId) {
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cl_uint numPlatforms;
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cl_platform_id platform = NULL;
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cl_uint num_devices = 0;
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cl_device_id* devices = NULL;
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cl_device_id device = NULL;
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_crcword = 0;
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conversion = 1.0f;
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_deviceId = deviceId;
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_openTest = test % testListSize;
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context_ = 0;
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cmd_queue_ = 0;
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program_ = 0;
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kernel_ = 0;
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outBuffer_ = 0;
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sleep = false;
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doWarmup = false;
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if ((test / testListSize) % 2) {
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doWarmup = true;
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}
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if (test >= (testListSize * 2)) {
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sleep = true;
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}
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bufSize_ = 64 * sizeof(cl_float);
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error_ = _wrapper->clGetPlatformIDs(0, NULL, &numPlatforms);
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CHECK_RESULT(error_ != CL_SUCCESS, "clGetPlatformIDs failed");
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if (0 < numPlatforms) {
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cl_platform_id* platforms = new cl_platform_id[numPlatforms];
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error_ = _wrapper->clGetPlatformIDs(numPlatforms, platforms, NULL);
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CHECK_RESULT(error_ != CL_SUCCESS, "clGetPlatformIDs failed");
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#if 0
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// Get last for default
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platform = platforms[numPlatforms-1];
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for (unsigned i = 0; i < numPlatforms; ++i) {
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#endif
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platform = platforms[_platformIndex];
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char pbuf[100];
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error_ = _wrapper->clGetPlatformInfo(platforms[_platformIndex], CL_PLATFORM_VENDOR,
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sizeof(pbuf), pbuf, NULL);
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num_devices = 0;
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/* Get the number of requested devices */
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error_ = _wrapper->clGetDeviceIDs(platforms[_platformIndex], type_, 0, NULL, &num_devices);
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// Runtime returns an error when no GPU devices are present instead of just
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// returning 0 devices
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// CHECK_RESULT(error_ != CL_SUCCESS, "clGetDeviceIDs failed");
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// Choose platform with GPU devices
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// if (num_devices > 0)
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//{
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// platform = platforms[_platformIndex];
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// break;
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//}
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#if 0
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}
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#endif
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delete platforms;
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} else {
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CHECK_RESULT(numPlatforms == 0, "No platforms available!");
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}
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/*
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* If we could find our platform, use it. If not, die as we need the AMD
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* platform for these extensions.
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*/
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CHECK_RESULT(platform == 0, "Couldn't find AMD platform, cannot proceed");
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devices = (cl_device_id*)malloc(num_devices * sizeof(cl_device_id));
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CHECK_RESULT(devices == 0, "no devices");
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/* Get the requested device */
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error_ = _wrapper->clGetDeviceIDs(platform, type_, num_devices, devices, NULL);
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CHECK_RESULT(error_ != CL_SUCCESS, "clGetDeviceIDs failed");
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CHECK_RESULT(_deviceId >= num_devices, "Requested deviceID not available");
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device = devices[_deviceId];
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context_ = _wrapper->clCreateContext(NULL, 1, &device, notify_callback, NULL, &error_);
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CHECK_RESULT(context_ == 0, "clCreateContext failed");
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cmd_queue_ = _wrapper->clCreateCommandQueue(context_, device, 0, NULL);
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CHECK_RESULT(cmd_queue_ == 0, "clCreateCommandQueue failed");
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outBuffer_ = _wrapper->clCreateBuffer(context_, 0, bufSize_, NULL, &error_);
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CHECK_RESULT(outBuffer_ == 0, "clCreateBuffer(outBuffer) failed");
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genShader();
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char* tmp = (char*)shader_.c_str();
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program_ = _wrapper->clCreateProgramWithSource(context_, 1, (const char**)&tmp, NULL, &error_);
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CHECK_RESULT(program_ == 0, "clCreateProgramWithSource failed");
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error_ = _wrapper->clBuildProgram(program_, 1, &device, "", NULL, NULL);
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if (error_ != CL_SUCCESS) {
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cl_int intError;
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char log[16384];
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intError = _wrapper->clGetProgramBuildInfo(program_, device, CL_PROGRAM_BUILD_LOG,
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16384 * sizeof(char), log, NULL);
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printf("Build error -> %s\n", log);
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CHECK_RESULT(0, "clBuildProgram failed");
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}
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kernel_ = _wrapper->clCreateKernel(program_, "_dispatchSpeed", &error_);
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CHECK_RESULT(kernel_ == 0, "clCreateKernel failed");
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error_ = _wrapper->clSetKernelArg(kernel_, 0, sizeof(cl_mem), (void*)&outBuffer_);
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}
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void OCLPerfDispatchSpeed::run(void) {
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int global = bufSize_ / sizeof(cl_float);
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int local = 64;
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size_t global_work_size[1] = {(size_t)global};
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size_t local_work_size[1] = {(size_t)local};
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CPerfCounter timer;
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cl_event event;
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cl_int eventStatus;
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if (doWarmup) {
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error_ = _wrapper->clEnqueueNDRangeKernel(cmd_queue_, kernel_, 1, NULL,
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(const size_t*)global_work_size,
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(const size_t*)local_work_size, 0, NULL, &event);
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CHECK_RESULT(error_, "clEnqueueNDRangeKernel failed");
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_wrapper->clFinish(cmd_queue_);
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}
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timer.Reset();
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timer.Start();
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for (unsigned int i = 0; i < testList[_openTest].iterations; i++) {
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error_ = _wrapper->clEnqueueNDRangeKernel(cmd_queue_, kernel_, 1, NULL,
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(const size_t*)global_work_size,
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(const size_t*)local_work_size, 0, NULL, &event);
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CHECK_RESULT(error_, "clEnqueueNDRangeKernel failed");
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if ((testList[_openTest].flushEvery > 0) && (((i + 1) % testList[_openTest].flushEvery) == 0)) {
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if (sleep) {
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_wrapper->clFinish(cmd_queue_);
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} else {
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_wrapper->clFlush(cmd_queue_);
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error_ = _wrapper->clGetEventInfo(event, CL_EVENT_COMMAND_EXECUTION_STATUS, sizeof(cl_int),
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&eventStatus, NULL);
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while (eventStatus > 0) {
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error_ = _wrapper->clGetEventInfo(event, CL_EVENT_COMMAND_EXECUTION_STATUS,
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sizeof(cl_int), &eventStatus, NULL);
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}
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}
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}
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if (i != (testList[_openTest].iterations - 1)) {
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_wrapper->clReleaseEvent(event);
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}
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}
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if (sleep) {
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_wrapper->clFinish(cmd_queue_);
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} else {
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_wrapper->clFlush(cmd_queue_);
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error_ = _wrapper->clGetEventInfo(event, CL_EVENT_COMMAND_EXECUTION_STATUS, sizeof(cl_int),
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&eventStatus, NULL);
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while (eventStatus > 0) {
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error_ = _wrapper->clGetEventInfo(event, CL_EVENT_COMMAND_EXECUTION_STATUS, sizeof(cl_int),
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&eventStatus, NULL);
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}
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}
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_wrapper->clReleaseEvent(event);
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timer.Stop();
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double sec = timer.GetElapsedTime();
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// microseconds per launch
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double perf = (1000000.f * sec / testList[_openTest].iterations);
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const char* waitType;
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const char* extraChar;
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const char* n;
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const char* warmup;
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if (sleep) {
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waitType = "sleep";
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extraChar = "";
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n = "";
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} else {
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waitType = "spin";
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n = "n";
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extraChar = " ";
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}
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if (doWarmup) {
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warmup = "warmup";
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} else {
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warmup = "";
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}
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_perfInfo = (float)perf;
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char buf[256];
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if (testList[_openTest].flushEvery > 0) {
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SNPRINTF(buf, sizeof(buf), " %7d dispatches %s%sing every %5d %6s (us/disp)",
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testList[_openTest].iterations, waitType, n, testList[_openTest].flushEvery, warmup);
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} else {
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SNPRINTF(buf, sizeof(buf), " %7d dispatches (%s%s) %6s (us/disp)",
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testList[_openTest].iterations, waitType, extraChar, warmup);
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}
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testDescString = buf;
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}
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unsigned int OCLPerfDispatchSpeed::close(void) {
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if (outBuffer_) {
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error_ = _wrapper->clReleaseMemObject(outBuffer_);
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CHECK_RESULT_NO_RETURN(error_ != CL_SUCCESS, "clReleaseMemObject(outBuffer_) failed");
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}
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if (kernel_) {
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error_ = _wrapper->clReleaseKernel(kernel_);
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CHECK_RESULT_NO_RETURN(error_ != CL_SUCCESS, "clReleaseKernel failed");
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}
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if (program_) {
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error_ = _wrapper->clReleaseProgram(program_);
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CHECK_RESULT_NO_RETURN(error_ != CL_SUCCESS, "clReleaseProgram failed");
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}
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if (cmd_queue_) {
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error_ = _wrapper->clReleaseCommandQueue(cmd_queue_);
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CHECK_RESULT_NO_RETURN(error_ != CL_SUCCESS, "clReleaseCommandQueue failed");
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}
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if (context_) {
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error_ = _wrapper->clReleaseContext(context_);
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CHECK_RESULT_NO_RETURN(error_ != CL_SUCCESS, "clReleaseContext failed");
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}
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return _crcword;
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}
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OCLPerfMapDispatchSpeed::OCLPerfMapDispatchSpeed() {
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testListSize = sizeof(mapTestList) / sizeof(unsigned int);
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_numSubTests = 2 * testListSize;
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}
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void OCLPerfMapDispatchSpeed::run(void) {
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cl_mem outBuffer;
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outBuffer = _wrapper->clCreateBuffer(context_, CL_MEM_ALLOC_HOST_PTR, bufSize_, NULL, &error_);
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CHECK_RESULT(outBuffer_ == 0, "clCreateBuffer(outBuffer) failed");
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error_ = _wrapper->clSetKernelArg(kernel_, 0, sizeof(cl_mem), (void*)&outBuffer);
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int global = bufSize_ / sizeof(cl_float);
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int local = 64;
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size_t global_work_size[1] = {(size_t)global};
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size_t local_work_size[1] = {(size_t)local};
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CPerfCounter timer;
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if (doWarmup) {
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error_ = _wrapper->clEnqueueNDRangeKernel(cmd_queue_, kernel_, 1, NULL,
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(const size_t*)global_work_size,
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(const size_t*)local_work_size, 0, NULL, NULL);
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CHECK_RESULT(error_, "clEnqueueNDRangeKernel failed");
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_wrapper->clFinish(cmd_queue_);
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}
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timer.Reset();
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timer.Start();
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void* mem;
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for (unsigned int i = 0; i < mapTestList[_openTest]; i++) {
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mem =
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_wrapper->clEnqueueMapBuffer(cmd_queue_, outBuffer, CL_TRUE, CL_MAP_WRITE_INVALIDATE_REGION,
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0, bufSize_, 0, NULL, NULL, &error_);
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CHECK_RESULT(error_, "clEnqueueMapBuffer failed");
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error_ = _wrapper->clEnqueueUnmapMemObject(cmd_queue_, outBuffer, mem, 0, NULL, NULL);
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CHECK_RESULT(error_, "clEnqueueUnmapBuffer failed");
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error_ = _wrapper->clEnqueueNDRangeKernel(cmd_queue_, kernel_, 1, NULL,
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(const size_t*)global_work_size,
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(const size_t*)local_work_size, 0, NULL, NULL);
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CHECK_RESULT(error_, "clEnqueueNDRangeKernel failed");
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}
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_wrapper->clFinish(cmd_queue_);
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timer.Stop();
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double sec = timer.GetElapsedTime();
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// microseconds per launch
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double perf = (1000000.f * sec / mapTestList[_openTest]);
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const char* warmup;
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if (doWarmup) {
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warmup = "warmup";
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} else {
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warmup = "";
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}
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_perfInfo = (float)perf;
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char buf[256];
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SNPRINTF(buf, sizeof(buf), " %7d maps and dispatches %6s (us/disp)", mapTestList[_openTest],
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warmup);
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testDescString = buf;
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_wrapper->clReleaseMemObject(outBuffer);
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}
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