330 lines
16 KiB
C++
330 lines
16 KiB
C++
/* Copyright (c) 2011 Khaled Mamou (kmamou at gmail dot com)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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3. The names of the contributors may not be used to endorse or promote products derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef OPENCL_FOUND
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#include "oclHelper.h"
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#include <assert.h>
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#include <sstream>
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bool OCLHelper::InitPlatform(const unsigned int platformIndex)
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{
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cl_uint numPlatforms;
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m_lastError = clGetPlatformIDs(1, NULL, &numPlatforms);
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if (m_lastError != CL_SUCCESS || platformIndex >= numPlatforms)
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return false;
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cl_platform_id* platforms = new cl_platform_id[numPlatforms];
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m_lastError = clGetPlatformIDs(numPlatforms, platforms, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] platforms;
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return false;
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}
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m_platform = platforms[platformIndex];
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delete[] platforms;
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return true;
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}
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bool OCLHelper::GetPlatformsInfo(std::vector<std::string>& info, const std::string& indentation)
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{
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const char* platformInfoParameters[] = { "CL_PLATFORM_NAME",
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"CL_PLATFORM_VENDOR",
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"CL_PLATFORM_VERSION",
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"CL_PLATFORM_PROFILE",
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"CL_PLATFORM_EXTENSIONS" };
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cl_uint numPlatforms;
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m_lastError = clGetPlatformIDs(1, NULL, &numPlatforms);
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if (m_lastError != CL_SUCCESS)
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return false;
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cl_platform_id* platforms = new cl_platform_id[numPlatforms];
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m_lastError = clGetPlatformIDs(numPlatforms, platforms, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] platforms;
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return false;
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}
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size_t bufferSize = 4096;
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char* buffer = new char[bufferSize];
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size_t size;
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info.resize(numPlatforms);
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for (cl_uint i = 0; i < numPlatforms; ++i) {
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for (int j = CL_PLATFORM_PROFILE; j <= CL_PLATFORM_EXTENSIONS; ++j) {
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info[i] += indentation + platformInfoParameters[j - CL_PLATFORM_PROFILE] + std::string(": ");
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m_lastError = clGetPlatformInfo(platforms[i], j, 0, NULL, &size);
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if (m_lastError != CL_SUCCESS) {
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delete[] buffer;
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delete[] platforms;
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return false;
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}
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if (bufferSize < size) {
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delete[] buffer;
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bufferSize = size;
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buffer = new char[bufferSize];
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}
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m_lastError = clGetPlatformInfo(platforms[i], j, size, buffer, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] buffer;
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delete[] platforms;
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return false;
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}
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info[i] += buffer + std::string("\n");
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}
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}
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delete[] platforms;
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delete[] buffer;
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return true;
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}
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bool OCLHelper::InitDevice(const unsigned int deviceIndex)
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{
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cl_uint numDevices;
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m_lastError = clGetDeviceIDs(m_platform, CL_DEVICE_TYPE_ALL, 0, NULL, &numDevices);
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if (m_lastError != CL_SUCCESS || deviceIndex >= numDevices)
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return false;
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cl_device_id* devices = new cl_device_id[numDevices];
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m_lastError = clGetDeviceIDs(m_platform, CL_DEVICE_TYPE_ALL, numDevices, devices, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] devices;
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return false;
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}
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m_device = devices[deviceIndex];
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delete[] devices;
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return true;
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}
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bool OCLHelper::GetDevicesInfo(std::vector<std::string>& info, const std::string& indentation)
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{
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enum {
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DATA_TYPE_CL_UINT,
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DATA_TYPE_CL_BOOL,
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DATA_TYPE_STRING,
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DATA_TYPE_CL_ULONG,
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DATA_TYPE_CL_DEVICE_FP_CONFIG,
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DATA_TYPE_CL_DEVICE_EXEC_CAPABILITIES,
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DATA_TYPE_CL_DEVICE_MEM_CACHE_TYPE,
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DATA_TYPE_CL_DEVICE_MEM_LOCAL_TYPE,
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DATA_TYPE_CL_DEVICE_CMD_QUEUE_PROP,
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DATA_TYPE_CL_DEVICE_TYPE,
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DATA_TYPE_SIZE_T,
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DATA_TYPE_SIZE_T_3,
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};
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typedef struct
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{
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cl_device_info id;
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const char* name;
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int type;
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} DeviceInfoParam;
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const int numDeviceInfoParameters = 49;
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const DeviceInfoParam deviceInfoParameters[numDeviceInfoParameters] = {
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{ CL_DEVICE_NAME, "CL_DEVICE_NAME", DATA_TYPE_STRING },
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{ CL_DEVICE_PROFILE, "CL_DEVICE_PROFILE", DATA_TYPE_STRING },
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{ CL_DEVICE_VENDOR, "CL_DEVICE_VENDOR", DATA_TYPE_STRING },
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{ CL_DEVICE_VERSION, "CL_DEVICE_VERSION", DATA_TYPE_STRING },
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{ CL_DRIVER_VERSION, "CL_DRIVER_VERSION", DATA_TYPE_STRING },
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{ CL_DEVICE_EXTENSIONS, "CL_DEVICE_EXTENSIONS", DATA_TYPE_STRING },
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{ CL_DEVICE_VERSION, "CL_DEVICE_VERSION", DATA_TYPE_STRING },
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{ CL_DEVICE_ADDRESS_BITS, "CL_DEVICE_ADDRESS_BITS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE, "CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_CLOCK_FREQUENCY, "CL_DEVICE_MAX_CLOCK_FREQUENCY", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_COMPUTE_UNITS, "CL_DEVICE_MAX_COMPUTE_UNITS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_CONSTANT_ARGS, "CL_DEVICE_MAX_CONSTANT_ARGS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_READ_IMAGE_ARGS, "CL_DEVICE_MAX_READ_IMAGE_ARGS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_SAMPLERS, "CL_DEVICE_MAX_SAMPLERS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS, "CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MAX_WRITE_IMAGE_ARGS, "CL_DEVICE_MAX_WRITE_IMAGE_ARGS", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MEM_BASE_ADDR_ALIGN, "CL_DEVICE_MEM_BASE_ADDR_ALIGN", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE, "CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE, "CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_VENDOR_ID, "CL_DEVICE_VENDOR_ID", DATA_TYPE_CL_UINT },
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{ CL_DEVICE_AVAILABLE, "CL_DEVICE_AVAILABLE", DATA_TYPE_CL_BOOL },
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{ CL_DEVICE_COMPILER_AVAILABLE, "CL_DEVICE_COMPILER_AVAILABLE", DATA_TYPE_CL_BOOL },
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{ CL_DEVICE_ENDIAN_LITTLE, "CL_DEVICE_ENDIAN_LITTLE", DATA_TYPE_CL_BOOL },
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{ CL_DEVICE_ERROR_CORRECTION_SUPPORT, "CL_DEVICE_ERROR_CORRECTION_SUPPORT", DATA_TYPE_CL_BOOL },
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{ CL_DEVICE_IMAGE_SUPPORT, "CL_DEVICE_IMAGE_SUPPORT", DATA_TYPE_CL_BOOL },
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{ CL_DEVICE_EXECUTION_CAPABILITIES, "CL_DEVICE_EXECUTION_CAPABILITIES", DATA_TYPE_CL_DEVICE_EXEC_CAPABILITIES },
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{ CL_DEVICE_GLOBAL_MEM_CACHE_SIZE, "CL_DEVICE_GLOBAL_MEM_CACHE_SIZE", DATA_TYPE_CL_ULONG },
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{ CL_DEVICE_GLOBAL_MEM_SIZE, "CL_DEVICE_GLOBAL_MEM_SIZE", DATA_TYPE_CL_ULONG },
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{ CL_DEVICE_LOCAL_MEM_SIZE, "CL_DEVICE_LOCAL_MEM_SIZE", DATA_TYPE_CL_ULONG },
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{ CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE, "CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE", DATA_TYPE_CL_ULONG },
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{ CL_DEVICE_MAX_MEM_ALLOC_SIZE, "CL_DEVICE_MAX_MEM_ALLOC_SIZE", DATA_TYPE_CL_ULONG },
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{ CL_DEVICE_GLOBAL_MEM_CACHE_TYPE, "CL_DEVICE_GLOBAL_MEM_CACHE_TYPE", DATA_TYPE_CL_DEVICE_MEM_CACHE_TYPE },
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{ CL_DEVICE_IMAGE2D_MAX_HEIGHT, "CL_DEVICE_IMAGE2D_MAX_HEIGHT", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_IMAGE2D_MAX_WIDTH, "CL_DEVICE_IMAGE2D_MAX_WIDTH", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_IMAGE3D_MAX_DEPTH, "CL_DEVICE_IMAGE3D_MAX_DEPTH", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_IMAGE3D_MAX_HEIGHT, "CL_DEVICE_IMAGE3D_MAX_HEIGHT", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_IMAGE3D_MAX_WIDTH, "CL_DEVICE_IMAGE3D_MAX_WIDTH", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_MAX_PARAMETER_SIZE, "CL_DEVICE_MAX_PARAMETER_SIZE", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_MAX_WORK_GROUP_SIZE, "CL_DEVICE_MAX_WORK_GROUP_SIZE", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_PROFILING_TIMER_RESOLUTION, "CL_DEVICE_PROFILING_TIMER_RESOLUTION", DATA_TYPE_SIZE_T },
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{ CL_DEVICE_QUEUE_PROPERTIES, "CL_DEVICE_QUEUE_PROPERTIES", DATA_TYPE_CL_DEVICE_CMD_QUEUE_PROP },
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{ CL_DEVICE_TYPE, "CL_DEVICE_TYPE", DATA_TYPE_CL_DEVICE_TYPE },
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{ CL_DEVICE_LOCAL_MEM_TYPE, "CL_DEVICE_LOCAL_MEM_TYPE", DATA_TYPE_CL_DEVICE_MEM_LOCAL_TYPE },
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{ CL_DEVICE_MAX_WORK_ITEM_SIZES, "CL_DEVICE_MAX_WORK_ITEM_SIZES", DATA_TYPE_SIZE_T_3 }
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// { CL_DEVICE_DOUBLE_FP_CONFIG, "CL_DEVICE_DOUBLE_FP_CONFIG", DATA_TYPE_CL_DEVICE_FP_CONFIG },
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//
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};
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cl_uint numDevices;
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m_lastError = clGetDeviceIDs(m_platform, CL_DEVICE_TYPE_ALL, 0, NULL, &numDevices);
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if (m_lastError != CL_SUCCESS)
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return false;
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cl_device_id* devices = new cl_device_id[numDevices];
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m_lastError = clGetDeviceIDs(m_platform, CL_DEVICE_TYPE_ALL, numDevices, devices, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] devices;
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return false;
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}
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size_t bufferSize = 4096;
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char* buffer = new char[bufferSize];
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size_t size;
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info.resize(numDevices);
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for (cl_uint i = 0; i < numDevices; ++i) {
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for (int j = 0; j < numDeviceInfoParameters; ++j) {
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const DeviceInfoParam& infoParam = deviceInfoParameters[j];
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info[i] += indentation + infoParam.name + std::string(": ");
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if (infoParam.type == DATA_TYPE_STRING) {
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, 0, NULL, &size);
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if (m_lastError == CL_SUCCESS) {
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if (bufferSize < size) {
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delete[] buffer;
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bufferSize = size;
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buffer = new char[bufferSize];
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}
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, size, buffer, NULL);
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if (m_lastError != CL_SUCCESS) {
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delete[] devices;
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delete[] buffer;
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return false;
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}
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info[i] += buffer + std::string("\n");
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_UINT) {
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cl_uint value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_uint), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_BOOL) {
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cl_bool value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_bool), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_ULONG) {
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cl_ulong value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_ulong), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_FP_CONFIG) {
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cl_device_fp_config value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_device_fp_config), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_EXEC_CAPABILITIES) {
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cl_device_exec_capabilities value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_device_exec_capabilities), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_MEM_CACHE_TYPE) {
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cl_device_mem_cache_type value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_device_mem_cache_type), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_MEM_LOCAL_TYPE) {
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cl_device_local_mem_type value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_device_local_mem_type), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_CMD_QUEUE_PROP) {
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cl_command_queue_properties value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_command_queue_properties), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_CL_DEVICE_TYPE) {
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cl_device_type value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(cl_device_type), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_SIZE_T) {
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size_t value;
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, sizeof(size_t), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << value;
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info[i] += svalue.str() + "\n";
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}
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}
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else if (infoParam.type == DATA_TYPE_SIZE_T_3) {
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size_t value[3];
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m_lastError = clGetDeviceInfo(devices[i], infoParam.id, 3 * sizeof(size_t), &value, &size);
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if (m_lastError == CL_SUCCESS) {
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std::ostringstream svalue;
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svalue << "(" << value[0] << ", " << value[1] << ", " << value[2] << ")";
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info[i] += svalue.str() + "\n";
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}
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}
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else {
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assert(0);
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}
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}
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}
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delete[] devices;
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delete[] buffer;
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return true;
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}
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#endif // OPENCL_FOUND
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