mirror of https://github.com/axmolengine/axmol.git
132 lines
4.4 KiB
C
132 lines
4.4 KiB
C
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#ifndef CC_ALLOCATOR_MACROS_H
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#define CC_ALLOCATOR_MACROS_H
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/****************************************************************************
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Copyright (c) 2014 Chukong Technologies Inc.
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Author: Justin Graham (https://github.com/mannewalis)
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "base/ccConfig.h"
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#include "platform/CCPlatformMacros.h"
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// namespace allocator {}
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#ifdef __cplusplus
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#define NS_CC_ALLOCATOR_BEGIN namespace allocator {
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#define NS_CC_ALLOCATOR_END }
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#define USING_NS_CC_ALLOCATOR using namespace cocos2d::allocator
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#define NS_CC_ALLOCATOR ::cocos2d::allocator
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#else
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#define NS_CC_ALLOCATOR_BEGIN
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#define NS_CC_ALLOCATOR_END
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#define USING_NS_CC_ALLOCATOR
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#define NS_CC_ALLOCATOR
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#endif
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#if COCOS2D_DEBUG
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// @brief CC_ALLOCATOR_INLINE
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// Turn off inlining of methods when debugging to make stack traces readable and stepping through code sane.
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// By default inlined methods are hidden symbols since symbols are unique and inlines are not.
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#define CC_ALLOCATOR_INLINE
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// printf is safe to use
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#define LOG printf
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#else
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#define CC_ALLOCATOR_INLINE _LIBCPP_INLINE_VISIBILITY
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#define LOG
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#endif
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// allocator macros
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#if CC_ENABLE_ALLOCATOR
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// @brief macros for new/delete
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// we let global new/delete handle these as they are overridden.
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#define CC_NEW(klass, ...) new klass(__VAR_ARGS__)
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#define CC_DELETE(object) delete object;
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// @brief macros for malloc/free
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// these will use the global allocator
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#define CC_MALLOC(size) ccAllocatorGlobal.allocate(size)
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#define CC_FREE(address) ccAllocatorGlobal.deallocate(address)
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// alloc on the stack
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#define CC_ALLOCA(size) alloca(size)
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// @brief helper macro for overriding new/delete operators for a class.
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// This correctly passes the size in the deallocate method which is needed.
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#define CC_USE_ALLOCATOR_POOL(T, A) \
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CC_ALLOCATOR_INLINE void* operator new (size_t size) \
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{ \
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return (void*)A.allocate(size); \
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} \
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CC_ALLOCATOR_INLINE void operator delete (void* object, size_t size) \
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{ \
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A.deallocate((T*)object, size); \
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}
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#else
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// macros for new/delete
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// these will use a general thread safe allocator
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#define CC_NEW(klass, ...) new klass(__VAR_ARGS__)
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#define CC_DELETE(object) delete object
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// macros for malloc/free
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// these will use a general thread safe allocator
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#define CC_MALLOC(size) malloc(size)
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#define CC_FREE(address) free(address)
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// alloc on the stack
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#define CC_ALLOCA(size) alloca(size)
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// throw these away if not enabled
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#define CC_USE_ALLOCATOR_POOL(...)
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#define CC_OVERRIDE_GLOBAL_NEWDELETE_WITH_ALLOCATOR(...)
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#endif
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// @ brief Quick and dirty macro to dump an area of memory
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// useful for debugging blocks of memory from allocators.
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#define DUMP(a, l, C) \
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{ \
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LOG("> %p len %zu\n", a, l); \
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uint8_t* p = (uint8_t*)a; \
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uint8_t* e = p + l; \
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while (p < e) \
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{ \
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LOG("%p ", p); \
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for (int i = 0; i < C && &p[i] < e; ++i) \
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LOG("%02x ", p[i]); \
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for (int i = 0; i < C && &p[i] < e; ++i) \
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LOG("%c ", isalnum(p[i]) ? p[i] : '.'); \
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LOG("\n"); \
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p = p + C > e ? e : p + C; \
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} \
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}
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#endif//CC_ALLOCATOR_MACROS_H
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