From baf174e85ddb5399355281cd34d0f459d92124a7 Mon Sep 17 00:00:00 2001 From: Georgios Pinitas Date: Fri, 8 Sep 2017 19:47:30 +0100 Subject: COMPMID-485: Memory Manager Change-Id: Ib421b7622838f050038cd81e7426bb1413a7d6e6 Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87376 Tested-by: Kaizen Reviewed-by: Anthony Barbier --- src/runtime/MemoryManagerOnDemand.cpp | 88 +++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 src/runtime/MemoryManagerOnDemand.cpp (limited to 'src/runtime/MemoryManagerOnDemand.cpp') diff --git a/src/runtime/MemoryManagerOnDemand.cpp b/src/runtime/MemoryManagerOnDemand.cpp new file mode 100644 index 0000000000..4dfa28bddb --- /dev/null +++ b/src/runtime/MemoryManagerOnDemand.cpp @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2016, 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. + */ +#include "arm_compute/runtime/MemoryManagerOnDemand.h" + +#include "arm_compute/core/Error.h" +#include "arm_compute/runtime/ILifetimeManager.h" +#include "arm_compute/runtime/IPoolManager.h" + +#include + +using namespace arm_compute; + +MemoryManagerOnDemand::MemoryManagerOnDemand(std::shared_ptr lifetime_manager, std::shared_ptr pool_manager) + : _lifetime_mgr(std::move(lifetime_manager)), _pool_mgr(std::move(pool_manager)), _allocator(nullptr), _is_finalized(false), _num_pools(1) +{ + ARM_COMPUTE_ERROR_ON_MSG(!_lifetime_mgr, "Lifetime manager not specified correctly!"); + ARM_COMPUTE_ERROR_ON_MSG(!_pool_mgr, "Pool manager not specified correctly!"); +} + +bool MemoryManagerOnDemand::is_finalized() const +{ + return _is_finalized; +} + +void MemoryManagerOnDemand::set_num_pools(unsigned int num_pools) +{ + ARM_COMPUTE_ERROR_ON(num_pools == 0); + _num_pools = num_pools; +} + +void MemoryManagerOnDemand::set_allocator(IAllocator *allocator) +{ + ARM_COMPUTE_ERROR_ON_MSG(is_finalized(), "Memory manager is already finalized!"); + ARM_COMPUTE_ERROR_ON(allocator == nullptr); + _allocator = allocator; +} + +ILifetimeManager *MemoryManagerOnDemand::lifetime_manager() +{ + return _lifetime_mgr.get(); +} + +IPoolManager *MemoryManagerOnDemand::pool_manager() +{ + return _pool_mgr.get(); +} + +void MemoryManagerOnDemand::finalize() +{ + ARM_COMPUTE_ERROR_ON_MSG(is_finalized(), "Memory manager is already finalized!"); + ARM_COMPUTE_ERROR_ON(!_lifetime_mgr); + ARM_COMPUTE_ERROR_ON(!_pool_mgr); + ARM_COMPUTE_ERROR_ON_MSG(!_lifetime_mgr->are_all_finalized(), "All the objects have not been finalized! "); + ARM_COMPUTE_ERROR_ON(_allocator == nullptr); + + // Create pools + auto pool_template = _lifetime_mgr->create_pool(_allocator); + for(int i = _num_pools; i > 1; --i) + { + auto pool = pool_template->duplicate(); + _pool_mgr->register_pool(std::move(pool)); + } + _pool_mgr->register_pool(std::move(pool_template)); + + // Set finalized to true + _is_finalized = true; +} -- cgit v1.2.1