| /* |
| * Copyright (c) 2021 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. |
| */ |
| #ifndef SRC_COMMON_ALLOCATORWRAPPER_H |
| #define SRC_COMMON_ALLOCATORWRAPPER_H |
| |
| #include "arm_compute/AclTypes.h" |
| |
| namespace arm_compute |
| { |
| /** Default malloc allocator implementation */ |
| class AllocatorWrapper final |
| { |
| public: |
| /** Default Constructor |
| * |
| * @param[in] backing_allocator Backing memory allocator to be used |
| */ |
| AllocatorWrapper(const AclAllocator &backing_allocator) noexcept; |
| AllocatorWrapper(const AllocatorWrapper &) noexcept = default; |
| AllocatorWrapper(AllocatorWrapper &&) noexcept = default; |
| AllocatorWrapper &operator=(const AllocatorWrapper &) noexcept = delete; |
| AllocatorWrapper &operator=(AllocatorWrapper &&other) noexcept = default; |
| /** Allocate a chunk of memory of a given size in bytes |
| * |
| * @param[in] size Size of memory to allocate in bytes |
| * |
| * @return A pointer to the allocated memory if successful else nullptr |
| */ |
| void *alloc(size_t size); |
| /** Free an allocated memory block |
| * |
| * @param[in] ptr Pointer to allocated memory |
| */ |
| void free(void *ptr); |
| /** Allocate a chunk of memory of a given size in bytes, |
| * while honoring a given alignment requirement |
| * |
| * @param[in] size Size of memory to allocate in bytes |
| * @param[in] alignment Alignment requirements |
| * |
| * @return A pointer to the allocated memory if successful else nullptr |
| */ |
| void *aligned_alloc(size_t size, size_t alignment); |
| /** Free an aligned memory block |
| * |
| * @param[in] ptr Pointer to the memory to release |
| */ |
| void aligned_free(void *ptr); |
| /** Set user data to be used by the allocator |
| * |
| * @param[in] user_data User data to be used by the allocator |
| */ |
| void set_user_data(void *user_data); |
| |
| private: |
| AclAllocator _backing_allocator; |
| }; |
| } // namespace arm_compute |
| |
| #endif /* SRC_COMMON_ALLOCATORWRAPPER_H */ |