| /* |
| * Copyright (c) 2017-2018 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/CLBufferAllocator.h" |
| #include "arm_compute/runtime/CL/CLMemoryRegion.h" |
| |
| #include "arm_compute/core/CL/OpenCL.h" |
| #include "arm_compute/core/Error.h" |
| #include "support/ToolchainSupport.h" |
| |
| #include <cstddef> |
| |
| using namespace arm_compute; |
| |
| CLBufferAllocator::CLBufferAllocator(cl::Context context) |
| : _context(std::move(context)) |
| { |
| } |
| |
| void *CLBufferAllocator::allocate(size_t size, size_t alignment) |
| { |
| ARM_COMPUTE_UNUSED(alignment); |
| cl_mem buf = clCreateBuffer(_context.get(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, size, nullptr, nullptr); |
| return static_cast<void *>(buf); |
| } |
| |
| void CLBufferAllocator::free(void *ptr) |
| { |
| ARM_COMPUTE_ERROR_ON(ptr == nullptr); |
| clReleaseMemObject(static_cast<cl_mem>(ptr)); |
| } |
| |
| std::unique_ptr<IMemoryRegion> CLBufferAllocator::make_region(size_t size, size_t alignment) |
| { |
| ARM_COMPUTE_UNUSED(alignment); |
| return arm_compute::support::cpp14::make_unique<CLBufferMemoryRegion>(_context, CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, size); |
| } |