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https://github.com/KhronosGroup/OpenCL-CTS.git
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fea3e54e5a
is_extension_available is modified to handle errors by throwing exceptions. Contributes to #627 Change-Id: Ie9423df588892a0f8effa03d1cb48bf12400b983 Signed-off-by: Ellen Norris-Thompson <ellen.norris-thompson@arm.com>
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
//
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// Copyright (c) 2017-2019 The Khronos Group Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include <stdexcept>
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#include "deviceInfo.h"
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#include "errorHelpers.h"
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#include "typeWrappers.h"
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/* Helper to allocate and return a buffer containing device information for the specified device info parameter. */
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static void *alloc_and_get_device_info( cl_device_id device, cl_device_info param_name, const char *param_description )
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{
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size_t size = 0;
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int err;
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if ((err = clGetDeviceInfo(device, param_name, 0, NULL, &size)) != CL_SUCCESS)
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{
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throw std::runtime_error("clGetDeviceInfo failed\n");
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}
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if (0 == size)
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return NULL;
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auto buffer = new uint8_t[size];
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if ((err = clGetDeviceInfo(device, param_name, size, buffer, NULL)) != CL_SUCCESS)
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{
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delete [] buffer;
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throw std::runtime_error("clGetDeviceInfo failed\n");
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}
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return buffer;
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}
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/* Determines if an extension is supported by a device. */
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int is_extension_available(cl_device_id device, const char *extensionName)
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{
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char *extString = alloc_and_get_device_extensions_string(device);
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BufferOwningPtr<char> extStringBuf(extString);
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return strstr(extString, extensionName) != NULL;
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}
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/* Returns a newly allocated C string containing the supported extensions list for a device. */
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char *alloc_and_get_device_extensions_string(cl_device_id device)
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{
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return (char *) alloc_and_get_device_info(device, CL_DEVICE_EXTENSIONS, "extensions string");
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}
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/* Returns a newly allocated C string containing the supported IL version(s) for a device. */
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char *alloc_and_get_device_il_version_string(cl_device_id device)
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{
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return (char *) alloc_and_get_device_info(device, CL_DEVICE_IL_VERSION, "IL version string");
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}
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/* Returns a newly allocated C string containing the supported OpenCL version for a device. */
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char *alloc_and_get_device_version_string(cl_device_id device)
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{
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return (char *) alloc_and_get_device_info(device, CL_DEVICE_VERSION, "version string");
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}
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