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//
// Copyright 2012 Francisco Jerez
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#include "api/util.hpp"
#include "core/platform.hpp"
#include "core/device.hpp"
using namespace clover;
PUBLIC cl_int
clGetDeviceIDs(cl_platform_id platform, cl_device_type device_type,
cl_uint num_entries, cl_device_id *devices,
cl_uint *num_devices) {
std::vector<cl_device_id> devs;
if ((!num_entries && devices) ||
(!num_devices && !devices))
return CL_INVALID_VALUE;
// Collect matching devices
for (device &dev : *platform) {
if (((device_type & CL_DEVICE_TYPE_DEFAULT) &&
&dev == &platform->front()) ||
(device_type & dev.type()))
devs.push_back(&dev);
}
if (devs.empty())
return CL_DEVICE_NOT_FOUND;
// ...and return the requested data.
if (num_devices)
*num_devices = devs.size();
if (devices)
std::copy_n(devs.begin(),
std::min((cl_uint)devs.size(), num_entries),
devices);
return CL_SUCCESS;
}
PUBLIC cl_int
clGetDeviceInfo(cl_device_id dev, cl_device_info param,
size_t size, void *buf, size_t *size_ret) {
if (!dev)
return CL_INVALID_DEVICE;
switch (param) {
case CL_DEVICE_TYPE:
return scalar_property<cl_device_type>(buf, size, size_ret, dev->type());
case CL_DEVICE_VENDOR_ID:
return scalar_property<cl_uint>(buf, size, size_ret, dev->vendor_id());
case CL_DEVICE_MAX_COMPUTE_UNITS:
return scalar_property<cl_uint>(buf, size, size_ret, 1);
case CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS:
return scalar_property<cl_uint>(buf, size, size_ret,
dev->max_block_size().size());
case CL_DEVICE_MAX_WORK_ITEM_SIZES:
return vector_property<size_t>(buf, size, size_ret,
dev->max_block_size());
case CL_DEVICE_MAX_WORK_GROUP_SIZE:
return scalar_property<size_t>(buf, size, size_ret,
dev->max_threads_per_block());
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR:
return scalar_property<cl_uint>(buf, size, size_ret, 16);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT:
return scalar_property<cl_uint>(buf, size, size_ret, 8);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT:
return scalar_property<cl_uint>(buf, size, size_ret, 4);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG:
return scalar_property<cl_uint>(buf, size, size_ret, 2);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT:
return scalar_property<cl_uint>(buf, size, size_ret, 4);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE:
return scalar_property<cl_uint>(buf, size, size_ret, 2);
case CL_DEVICE_PREFERRED_VECTOR_WIDTH_HALF:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_DEVICE_MAX_CLOCK_FREQUENCY:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_DEVICE_ADDRESS_BITS:
return scalar_property<cl_uint>(buf, size, size_ret, 32);
case CL_DEVICE_MAX_READ_IMAGE_ARGS:
return scalar_property<cl_uint>(buf, size, size_ret,
dev->max_images_read());
case CL_DEVICE_MAX_WRITE_IMAGE_ARGS:
return scalar_property<cl_uint>(buf, size, size_ret,
dev->max_images_write());
case CL_DEVICE_MAX_MEM_ALLOC_SIZE:
return scalar_property<cl_ulong>(buf, size, size_ret,
dev->max_mem_alloc_size());
case CL_DEVICE_IMAGE2D_MAX_WIDTH:
case CL_DEVICE_IMAGE2D_MAX_HEIGHT:
return scalar_property<size_t>(buf, size, size_ret,
1 << dev->max_image_levels_2d());
case CL_DEVICE_IMAGE3D_MAX_WIDTH:
case CL_DEVICE_IMAGE3D_MAX_HEIGHT:
case CL_DEVICE_IMAGE3D_MAX_DEPTH:
return scalar_property<size_t>(buf, size, size_ret,
1 << dev->max_image_levels_3d());
case CL_DEVICE_IMAGE_SUPPORT:
return scalar_property<cl_bool>(buf, size, size_ret, CL_TRUE);
case CL_DEVICE_MAX_PARAMETER_SIZE:
return scalar_property<size_t>(buf, size, size_ret,
dev->max_mem_input());
case CL_DEVICE_MAX_SAMPLERS:
return scalar_property<cl_uint>(buf, size, size_ret,
dev->max_samplers());
case CL_DEVICE_MEM_BASE_ADDR_ALIGN:
case CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE:
return scalar_property<cl_uint>(buf, size, size_ret, 128);
case CL_DEVICE_SINGLE_FP_CONFIG:
return scalar_property<cl_device_fp_config>(buf, size, size_ret,
CL_FP_DENORM | CL_FP_INF_NAN | CL_FP_ROUND_TO_NEAREST);
case CL_DEVICE_GLOBAL_MEM_CACHE_TYPE:
return scalar_property<cl_device_mem_cache_type>(buf, size, size_ret,
CL_NONE);
case CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_DEVICE_GLOBAL_MEM_CACHE_SIZE:
return scalar_property<cl_ulong>(buf, size, size_ret, 0);
case CL_DEVICE_GLOBAL_MEM_SIZE:
return scalar_property<cl_ulong>(buf, size, size_ret,
dev->max_mem_global());
case CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE:
return scalar_property<cl_ulong>(buf, size, size_ret,
dev->max_const_buffer_size());
case CL_DEVICE_MAX_CONSTANT_ARGS:
return scalar_property<cl_uint>(buf, size, size_ret,
dev->max_const_buffers());
case CL_DEVICE_LOCAL_MEM_TYPE:
return scalar_property<cl_device_local_mem_type>(buf, size, size_ret,
CL_LOCAL);
case CL_DEVICE_LOCAL_MEM_SIZE:
return scalar_property<cl_ulong>(buf, size, size_ret,
dev->max_mem_local());
case CL_DEVICE_ERROR_CORRECTION_SUPPORT:
return scalar_property<cl_bool>(buf, size, size_ret, CL_FALSE);
case CL_DEVICE_PROFILING_TIMER_RESOLUTION:
return scalar_property<size_t>(buf, size, size_ret, 0);
case CL_DEVICE_ENDIAN_LITTLE:
return scalar_property<cl_bool>(buf, size, size_ret,
dev->endianness() == PIPE_ENDIAN_LITTLE);
case CL_DEVICE_AVAILABLE:
case CL_DEVICE_COMPILER_AVAILABLE:
return scalar_property<cl_bool>(buf, size, size_ret, CL_TRUE);
case CL_DEVICE_EXECUTION_CAPABILITIES:
return scalar_property<cl_device_exec_capabilities>(buf, size, size_ret,
CL_EXEC_KERNEL);
case CL_DEVICE_QUEUE_PROPERTIES:
return scalar_property<cl_command_queue_properties>(buf, size, size_ret,
CL_QUEUE_PROFILING_ENABLE);
case CL_DEVICE_NAME:
return string_property(buf, size, size_ret, dev->device_name());
case CL_DEVICE_VENDOR:
return string_property(buf, size, size_ret, dev->vendor_name());
case CL_DRIVER_VERSION:
return string_property(buf, size, size_ret, PACKAGE_VERSION);
case CL_DEVICE_PROFILE:
return string_property(buf, size, size_ret, "FULL_PROFILE");
case CL_DEVICE_VERSION:
return string_property(buf, size, size_ret,
"OpenCL 1.1 MESA " PACKAGE_VERSION);
case CL_DEVICE_EXTENSIONS:
return string_property(buf, size, size_ret, "");
case CL_DEVICE_PLATFORM:
return scalar_property<cl_platform_id>(buf, size, size_ret,
&dev->platform);
case CL_DEVICE_HOST_UNIFIED_MEMORY:
return scalar_property<cl_bool>(buf, size, size_ret, CL_TRUE);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_CHAR:
return scalar_property<cl_uint>(buf, size, size_ret, 16);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_SHORT:
return scalar_property<cl_uint>(buf, size, size_ret, 8);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_INT:
return scalar_property<cl_uint>(buf, size, size_ret, 4);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_LONG:
return scalar_property<cl_uint>(buf, size, size_ret, 2);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_FLOAT:
return scalar_property<cl_uint>(buf, size, size_ret, 4);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE:
return scalar_property<cl_uint>(buf, size, size_ret, 2);
case CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_DEVICE_OPENCL_C_VERSION:
return string_property(buf, size, size_ret, "OpenCL C 1.1");
default:
return CL_INVALID_VALUE;
}
}
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