//***************************************************************************** // Copyright 2017-2019 Intel Corporation // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. //***************************************************************************** // NOTE: This file follows nGraph format style and MLIR naming convention since it does // not expose public API to the rest of nGraph codebase and heavily depends on MLIR API. #pragma once #include <stdint.h> #include <stdlib.h> #include <vector> namespace ngraph { namespace runtime { namespace ngmlir { /// Memory manager for temporaries in MLIR compiled sub-graph /// It handles call-backs from the code and returns pointer to allocated memory /// Also, handles freeing up memory class MLIRMemMgr { public: /// Allocates data for temporary tensor. Currently, it is called for each /// temp tensor defintion. Keeps track of each pointer and free them during cleanup. // TODO: Use pre-allocation from framework memory manager void* allocate(size_t size); /// Frees all allocated pointers void freeAll(); private: std::vector<void*> ptrList; }; } } }