From 84b51ad1aaa530d397761f2b6da65add9dc8a6b0 Mon Sep 17 00:00:00 2001 From: Georgios Pinitas Date: Tue, 7 Nov 2017 13:24:57 +0000 Subject: COMPMID-666: Adds the ability to import backing memory in a Tensor(CPU). Change-Id: I62b843b544fe9048837fd64c22e970fc6a0aaf23 Reviewed-on: http://mpd-gerrit.cambridge.arm.com/94881 Reviewed-by: Anthony Barbier Tested-by: Kaizen --- arm_compute/runtime/Memory.h | 83 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 arm_compute/runtime/Memory.h (limited to 'arm_compute/runtime/Memory.h') diff --git a/arm_compute/runtime/Memory.h b/arm_compute/runtime/Memory.h new file mode 100644 index 0000000000..98bbb70239 --- /dev/null +++ b/arm_compute/runtime/Memory.h @@ -0,0 +1,83 @@ +/* + * Copyright (c) 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. + */ +#ifndef __ARM_COMPUTE_MEMORY_H__ +#define __ARM_COMPUTE_MEMORY_H__ + +#include +#include + +namespace arm_compute +{ +/** CPU implementation of memory object */ +class Memory +{ +public: + /** Default Constructor */ + Memory(); + /** Default Constructor + * + * @note Ownership of the memory is transferred to this object + * + * @param[in] memory Memory to be imported + */ + Memory(std::shared_ptr memory); + /** Default Constructor + * + * @note Ownership of the memory is not transferred to this object. + * Thus management (allocate/free) should be done by the client. + * + * @param[in] memory Memory to be imported + */ + Memory(uint8_t *memory); + /** Allow instances of this class to be copied */ + Memory(const Memory &) = default; + /** Allow instances of this class to be copy assigned */ + Memory &operator=(const Memory &) = default; + /** Allow instances of this class to be moved */ + Memory(Memory &&) noexcept = default; + /** Allow instances of this class to be move assigned */ + Memory &operator=(Memory &&) noexcept = default; + + /** Returns the pointer to the allocated data. + * + * @return Pointer to the allocated data + */ + uint8_t *buffer(); + /** Returns the pointer to the allocated data. + * + * @return Pointer to the allocated data + */ + uint8_t *buffer() const; + /** Handle of internal memory + * + * @return Handle of memory + */ + uint8_t **handle(); + +private: + uint8_t *_memory; + std::shared_ptr _memory_owned; +}; +} +#endif /* __ARM_COMPUTE_MEMORY_H__ */ -- cgit v1.2.1