Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 1 | /* |
Michele Di Giorgio | d9eaf61 | 2020-07-08 11:12:57 +0100 | [diff] [blame^] | 2 | * Copyright (c) 2017-2020 Arm Limited. |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 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 | #include "arm_compute/runtime/CL/CLBufferAllocator.h" |
| 25 | |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 26 | #include "arm_compute/core/CL/CLCoreRuntimeContext.h" |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 27 | #include "arm_compute/core/CL/OpenCL.h" |
| 28 | #include "arm_compute/core/Error.h" |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 29 | #include "arm_compute/runtime/CL/CLMemoryRegion.h" |
| 30 | #include "arm_compute/runtime/CL/CLScheduler.h" |
Matthew Bentham | 9204646 | 2020-03-07 22:15:55 +0000 | [diff] [blame] | 31 | #include "support/MemorySupport.h" |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 32 | |
| 33 | #include <cstddef> |
| 34 | |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 35 | namespace arm_compute |
| 36 | { |
| 37 | CLBufferAllocator::CLBufferAllocator(CLCoreRuntimeContext *ctx) |
| 38 | : _ctx(ctx) |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 39 | { |
| 40 | } |
| 41 | |
| 42 | void *CLBufferAllocator::allocate(size_t size, size_t alignment) |
| 43 | { |
| 44 | ARM_COMPUTE_UNUSED(alignment); |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 45 | cl_mem buf; |
| 46 | if(_ctx == nullptr) |
| 47 | { |
| 48 | buf = clCreateBuffer(CLScheduler::get().context().get(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, size, nullptr, nullptr); |
| 49 | } |
| 50 | else |
| 51 | { |
| 52 | buf = clCreateBuffer(_ctx->context().get(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, size, nullptr, nullptr); |
| 53 | } |
Georgios Pinitas | baf174e | 2017-09-08 19:47:30 +0100 | [diff] [blame] | 54 | return static_cast<void *>(buf); |
| 55 | } |
| 56 | |
| 57 | void CLBufferAllocator::free(void *ptr) |
| 58 | { |
| 59 | ARM_COMPUTE_ERROR_ON(ptr == nullptr); |
| 60 | clReleaseMemObject(static_cast<cl_mem>(ptr)); |
| 61 | } |
Georgios Pinitas | 99d4095 | 2018-04-23 16:26:46 +0100 | [diff] [blame] | 62 | |
| 63 | std::unique_ptr<IMemoryRegion> CLBufferAllocator::make_region(size_t size, size_t alignment) |
| 64 | { |
| 65 | ARM_COMPUTE_UNUSED(alignment); |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 66 | return arm_compute::support::cpp14::make_unique<CLBufferMemoryRegion>(_ctx, CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, size); |
Georgios Pinitas | 99d4095 | 2018-04-23 16:26:46 +0100 | [diff] [blame] | 67 | } |
Pablo Tello | db8485a | 2019-09-24 11:03:47 +0100 | [diff] [blame] | 68 | } // namespace arm_compute |