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- //---------------------------------------------------------------------------//
- // Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
- //
- // Distributed under the Boost Software License, Version 1.0
- // See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt
- //
- // See http://boostorg.github.com/compute for more information.
- //---------------------------------------------------------------------------//
- #ifndef BOOST_COMPUTE_TEST_QUIRKS_HPP
- #define BOOST_COMPUTE_TEST_QUIRKS_HPP
- #include <boost/compute/device.hpp>
- #include <boost/compute/platform.hpp>
- #include <boost/compute/detail/vendor.hpp>
- // this file contains functions which check for 'quirks' or buggy
- // behavior in OpenCL implementations. this allows us to skip certain
- // tests when running on buggy platforms.
- // returns true if the device is a POCL device
- inline bool is_pocl_device(const boost::compute::device &device)
- {
- return device.platform().name() == "Portable Computing Language";
- }
- // returns true if the device is from Apple OpenCL platform
- inline bool is_apple_device(const boost::compute::device &device)
- {
- return device.platform().name() == "Apple";
- }
- // AMD platforms have a bug when using struct assignment. this affects
- // algorithms like fill() when used with pairs/tuples.
- //
- // see: https://community.amd.com/thread/166622
- inline bool bug_in_struct_assignment(const boost::compute::device &device)
- {
- return boost::compute::detail::is_amd_device(device);
- }
- // clEnqueueSVMMemcpy() operation does not work on AMD devices. This affects
- // copy() algorithm. This bug was fixed in AMD drivers for Windows.
- //
- // see: https://community.amd.com/thread/190585
- inline bool bug_in_svmmemcpy(const boost::compute::device &device)
- {
- #ifdef _WIN32
- return false;
- #else
- return boost::compute::detail::is_amd_device(device);
- #endif
- }
- // For CPU devices on Apple platform local memory can not be used when work
- // group size is not [1;1;1]. If work group size is greater "Invalid Work Group
- // Size" error is thrown. (Apple OpenCL implementation can sometimes reduce
- // max work group size for other reasons.)
- // When local memory is not used max work group size for CPU devices on Apple
- // platform should be [1024;1;1].
- inline bool is_apple_cpu_device(const boost::compute::device &device)
- {
- return is_apple_device(device) && (device.type() & ::boost::compute::device::cpu);
- }
- // On Apple devices clCreateBuffer does not return NULL and does no set error
- // to CL_INVALID_BUFFER_SIZE when size of the buffer memory object is greater
- // than CL_DEVICE_MAX_MEM_ALLOC_SIZE.
- inline bool bug_in_clcreatebuffer(const boost::compute::device &device)
- {
- return is_apple_device(device);
- }
- // returns true if the device supports image samplers.
- inline bool supports_image_samplers(const boost::compute::device &device)
- {
- // POCL does not yet support image samplers and gives the following
- // error when attempting to create one:
- //
- // pocl error: encountered unimplemented part of the OpenCL specs
- // in clCreateSampler.c:28
- if(is_pocl_device(device)){
- return false;
- }
- return true;
- }
- // returns true if the device has remquo() built-in OpenCL function implementation
- inline bool has_remquo_func(const boost::compute::device &device)
- {
- // POCL does not have it
- if(is_pocl_device(device)){
- return false;
- }
- return true;
- }
- // returns true if the device supports clSetMemObjectDestructorCallback
- inline bool supports_destructor_callback(const boost::compute::device &device)
- {
- // unimplemented in POCL
- return !is_pocl_device(device);
- }
- // returns true if the device supports clCompileProgram
- inline bool supports_compile_program(const boost::compute::device &device)
- {
- // unimplemented in POCL
- return !is_pocl_device(device);
- }
- // returns true if the device supports clLinkProgram
- inline bool supports_link_program(const boost::compute::device &device)
- {
- // unimplemented in POCL
- return !is_pocl_device(device);
- }
- // See https://github.com/pocl/pocl/issues/577, POCL fails when a program
- // with incorrect code is built for the 2nd time
- inline bool pocl_bug_issue_577(const boost::compute::device &device)
- {
- return is_pocl_device(device);
- }
- #endif // BOOST_COMPUTE_TEST_QUIRKS_HPP
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