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/*
* Copyright (c) 2016, 2017 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* 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 "arm_compute/runtime/CL/CLLut.h"
#include "arm_compute/runtime/CL/CLScheduler.h"
#include <cstring>
using namespace arm_compute;
CLLut::CLLut()
: _allocator()
{
}
CLLut::CLLut(size_t num_elements, DataType data_type)
: _allocator()
{
_allocator.init(num_elements, data_type);
}
size_t CLLut::num_elements() const
{
return _allocator.num_elements();
}
uint32_t CLLut::index_offset() const
{
return (DataType::S16 == _allocator.type()) ? num_elements() / 2 : 0;
}
size_t CLLut::size_in_bytes() const
{
return _allocator.size();
}
DataType CLLut::type() const
{
return _allocator.type();
}
const cl::Buffer &CLLut::cl_buffer() const
{
return _allocator.cl_data();
}
void CLLut::clear()
{
cl::CommandQueue &q = CLScheduler::get().queue();
uint8_t *data = _allocator.map(q, true /* blocking */);
std::memset(data, 0, size_in_bytes());
_allocator.unmap(q, data);
}
ILutAllocator *CLLut::allocator()
{
return &_allocator;
}
void CLLut::map(bool blocking)
{
ICLLut::map(CLScheduler::get().queue(), blocking);
}
void CLLut::unmap()
{
ICLLut::unmap(CLScheduler::get().queue());
}
uint8_t *CLLut::do_map(cl::CommandQueue &q, bool blocking)
{
return _allocator.map(q, blocking);
}
void CLLut::do_unmap(cl::CommandQueue &q)
{
_allocator.unmap(q, buffer());
}
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