| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /** |
| * @author Intel, Mikhail Y. Fursov |
| * |
| */ |
| |
| #ifndef _MEMORY_MANAGER_H_ |
| #define _MEMORY_MANAGER_H_ |
| |
| #include <assert.h> |
| #include <stdio.h> |
| #include <map> |
| #include <vector> |
| #include "Arena.h" |
| |
| namespace Jitrino { |
| |
| class MemoryManager { |
| public: |
| MemoryManager(const char* name); |
| virtual ~MemoryManager(); |
| void *alloc(size_t size); |
| size_t bytes_allocated() { return _bytes_allocated; } |
| char* copy(const char* str); |
| protected: |
| MemoryManager(const MemoryManager&) {assert(0);} |
| MemoryManager& operator=(const MemoryManager&) {assert(0); return *this;} |
| // |
| // allocate a new arena of size |
| // |
| void _alloc_arena(size_t size); |
| // |
| // free all the allocated arenas starting from arena a |
| // |
| void _free_arenas(Arena *a); |
| // |
| // arena where memory is allocate from |
| // |
| Arena *_arena; |
| |
| // |
| // stats |
| // |
| size_t _bytes_allocated; |
| size_t _bytes_arena; |
| // |
| // fields for tracing |
| // |
| const char* _name; |
| int _startTraceId; |
| int _endTraceId; |
| int _numArenas; |
| }; |
| |
| } //namespace Jitrino |
| |
| inline void* operator new (size_t sz, Jitrino::MemoryManager& mm) {return mm.alloc(sz);} |
| inline void* operator new[](size_t sz, Jitrino::MemoryManager& mm) {return mm.alloc(sz);} |
| // add delete() to avoid compilation warning |
| inline void operator delete (void* p, Jitrino::MemoryManager& mm) {} |
| inline void operator delete[](void* p, Jitrino::MemoryManager& mm) {} |
| |
| #endif // _MEMORY_MANAGER_H_ |