1 /* 2 * Copyright (c) 2017-2019 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_CLBUFFERALLOCATOR_H 25 #define ARM_COMPUTE_CLBUFFERALLOCATOR_H 26 27 #include "arm_compute/runtime/IAllocator.h" 28 29 #include <cstddef> 30 31 namespace arm_compute 32 { 33 class CLCoreRuntimeContext; 34 /** Default OpenCL cl buffer allocator implementation */ 35 class CLBufferAllocator final : public IAllocator 36 { 37 public: 38 /** Default constructor 39 * 40 * @param[in] ctx A runtime context. 41 */ 42 CLBufferAllocator(CLCoreRuntimeContext *ctx = nullptr); 43 44 /** Default copy constructor */ 45 CLBufferAllocator(const CLBufferAllocator &) = default; 46 /** Default copy assignment operator */ 47 CLBufferAllocator &operator=(const CLBufferAllocator &) = default; 48 49 // Inherited methods overridden: 50 void *allocate(size_t size, size_t alignment) override; 51 void free(void *ptr) override; 52 std::unique_ptr<IMemoryRegion> make_region(size_t size, size_t alignment) override; 53 54 private: 55 CLCoreRuntimeContext *_ctx; 56 }; 57 } // arm_compute 58 #endif /*ARM_COMPUTE_CLBUFFERALLOCATOR_H */ 59