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| <h1>cache_aligned_allocator.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
| <a name="l00002"></a>00002 <span class="comment"> Copyright 2005-2010 Intel Corporation. All Rights Reserved.</span> |
| <a name="l00003"></a>00003 <span class="comment"></span> |
| <a name="l00004"></a>00004 <span class="comment"> The source code contained or described herein and all documents related</span> |
| <a name="l00005"></a>00005 <span class="comment"> to the source code ("Material") are owned by Intel Corporation or its</span> |
| <a name="l00006"></a>00006 <span class="comment"> suppliers or licensors. Title to the Material remains with Intel</span> |
| <a name="l00007"></a>00007 <span class="comment"> Corporation or its suppliers and licensors. The Material is protected</span> |
| <a name="l00008"></a>00008 <span class="comment"> by worldwide copyright laws and treaty provisions. No part of the</span> |
| <a name="l00009"></a>00009 <span class="comment"> Material may be used, copied, reproduced, modified, published, uploaded,</span> |
| <a name="l00010"></a>00010 <span class="comment"> posted, transmitted, distributed, or disclosed in any way without</span> |
| <a name="l00011"></a>00011 <span class="comment"> Intel's prior express written permission.</span> |
| <a name="l00012"></a>00012 <span class="comment"></span> |
| <a name="l00013"></a>00013 <span class="comment"> No license under any patent, copyright, trade secret or other</span> |
| <a name="l00014"></a>00014 <span class="comment"> intellectual property right is granted to or conferred upon you by</span> |
| <a name="l00015"></a>00015 <span class="comment"> disclosure or delivery of the Materials, either expressly, by</span> |
| <a name="l00016"></a>00016 <span class="comment"> implication, inducement, estoppel or otherwise. Any license under such</span> |
| <a name="l00017"></a>00017 <span class="comment"> intellectual property rights must be express and approved by Intel in</span> |
| <a name="l00018"></a>00018 <span class="comment"> writing.</span> |
| <a name="l00019"></a>00019 <span class="comment">*/</span> |
| <a name="l00020"></a>00020 |
| <a name="l00021"></a>00021 <span class="preprocessor">#ifndef __TBB_cache_aligned_allocator_H</span> |
| <a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define __TBB_cache_aligned_allocator_H</span> |
| <a name="l00023"></a>00023 <span class="preprocessor"></span> |
| <a name="l00024"></a>00024 <span class="preprocessor">#include <new></span> |
| <a name="l00025"></a>00025 <span class="preprocessor">#include "tbb_stddef.h"</span> |
| <a name="l00026"></a>00026 |
| <a name="l00027"></a>00027 <span class="keyword">namespace </span>tbb { |
| <a name="l00028"></a>00028 |
| <a name="l00030"></a>00030 <span class="keyword">namespace </span>internal { |
| <a name="l00032"></a>00032 |
| <a name="l00033"></a>00033 size_t __TBB_EXPORTED_FUNC NFS_GetLineSize(); |
| <a name="l00034"></a>00034 |
| <a name="l00036"></a>00036 |
| <a name="l00037"></a>00037 <span class="keywordtype">void</span>* __TBB_EXPORTED_FUNC NFS_Allocate( size_t n_element, size_t element_size, <span class="keywordtype">void</span>* hint ); |
| <a name="l00038"></a>00038 |
| <a name="l00040"></a>00040 |
| <a name="l00042"></a>00042 <span class="keywordtype">void</span> __TBB_EXPORTED_FUNC NFS_Free( <span class="keywordtype">void</span>* ); |
| <a name="l00043"></a>00043 } |
| <a name="l00045"></a>00045 |
| <a name="l00046"></a>00046 <span class="preprocessor">#if _MSC_VER && !defined(__INTEL_COMPILER)</span> |
| <a name="l00047"></a>00047 <span class="preprocessor"></span> <span class="comment">// Workaround for erroneous "unreferenced parameter" warning in method destroy.</span> |
| <a name="l00048"></a>00048 <span class="preprocessor"> #pragma warning (push)</span> |
| <a name="l00049"></a>00049 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (disable: 4100)</span> |
| <a name="l00050"></a>00050 <span class="preprocessor"></span><span class="preprocessor">#endif</span> |
| <a name="l00051"></a>00051 <span class="preprocessor"></span> |
| <a name="l00053"></a>00053 |
| <a name="l00056"></a>00056 <span class="keyword">template</span><<span class="keyword">typename</span> T> |
| <a name="l00057"></a><a class="code" href="a00151.html">00057</a> <span class="keyword">class </span><a class="code" href="a00151.html">cache_aligned_allocator</a> { |
| <a name="l00058"></a>00058 <span class="keyword">public</span>: |
| <a name="l00059"></a>00059 <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::allocator_type<T>::value_type value_type; |
| <a name="l00060"></a>00060 <span class="keyword">typedef</span> value_type* pointer; |
| <a name="l00061"></a>00061 <span class="keyword">typedef</span> <span class="keyword">const</span> value_type* const_pointer; |
| <a name="l00062"></a>00062 <span class="keyword">typedef</span> value_type& reference; |
| <a name="l00063"></a>00063 <span class="keyword">typedef</span> <span class="keyword">const</span> value_type& const_reference; |
| <a name="l00064"></a>00064 <span class="keyword">typedef</span> size_t size_type; |
| <a name="l00065"></a>00065 <span class="keyword">typedef</span> ptrdiff_t difference_type; |
| <a name="l00066"></a>00066 <span class="keyword">template</span><<span class="keyword">typename</span> U> <span class="keyword">struct </span>rebind { |
| <a name="l00067"></a>00067 <span class="keyword">typedef</span> <a class="code" href="a00151.html">cache_aligned_allocator<U></a> other; |
| <a name="l00068"></a>00068 }; |
| <a name="l00069"></a>00069 |
| <a name="l00070"></a>00070 <a class="code" href="a00151.html">cache_aligned_allocator</a>() <span class="keywordflow">throw</span>() {} |
| <a name="l00071"></a>00071 <a class="code" href="a00151.html">cache_aligned_allocator</a>( <span class="keyword">const</span> <a class="code" href="a00151.html">cache_aligned_allocator</a>& ) <span class="keywordflow">throw</span>() {} |
| <a name="l00072"></a>00072 <span class="keyword">template</span><<span class="keyword">typename</span> U> <a class="code" href="a00151.html">cache_aligned_allocator</a>(<span class="keyword">const</span> <a class="code" href="a00151.html">cache_aligned_allocator<U></a>&) <span class="keywordflow">throw</span>() {} |
| <a name="l00073"></a>00073 |
| <a name="l00074"></a>00074 pointer address(reference x)<span class="keyword"> const </span>{<span class="keywordflow">return</span> &x;} |
| <a name="l00075"></a>00075 const_pointer address(const_reference x)<span class="keyword"> const </span>{<span class="keywordflow">return</span> &x;} |
| <a name="l00076"></a>00076 |
| <a name="l00078"></a><a class="code" href="a00151.html#4cdeea67af6c1fcd8f1d5e9c4cab61e8">00078</a> pointer <a class="code" href="a00151.html#4cdeea67af6c1fcd8f1d5e9c4cab61e8">allocate</a>( size_type n, <span class="keyword">const</span> <span class="keywordtype">void</span>* hint=0 ) { |
| <a name="l00079"></a>00079 <span class="comment">// The "hint" argument is always ignored in NFS_Allocate thus const_cast shouldn't hurt</span> |
| <a name="l00080"></a>00080 <span class="keywordflow">return</span> pointer(internal::NFS_Allocate( n, <span class="keyword">sizeof</span>(value_type), const_cast<void*>(hint) )); |
| <a name="l00081"></a>00081 } |
| <a name="l00082"></a>00082 |
| <a name="l00084"></a><a class="code" href="a00151.html#3d4eadf188f7d85d3805ae534e0b8e1c">00084</a> <span class="keywordtype">void</span> <a class="code" href="a00151.html#3d4eadf188f7d85d3805ae534e0b8e1c">deallocate</a>( pointer p, size_type ) { |
| <a name="l00085"></a>00085 internal::NFS_Free(p); |
| <a name="l00086"></a>00086 } |
| <a name="l00087"></a>00087 |
| <a name="l00089"></a><a class="code" href="a00151.html#fb23b687b4c0429dab4c7f8017266cf0">00089</a> size_type <a class="code" href="a00151.html#fb23b687b4c0429dab4c7f8017266cf0">max_size</a>() const throw() { |
| <a name="l00090"></a>00090 <span class="keywordflow">return</span> (~size_t(0)-internal::NFS_MaxLineSize)/<span class="keyword">sizeof</span>(value_type); |
| <a name="l00091"></a>00091 } |
| <a name="l00092"></a>00092 |
| <a name="l00094"></a><a class="code" href="a00151.html#958ee8745c86c275bfc9533af565e017">00094</a> <span class="keywordtype">void</span> <a class="code" href="a00151.html#958ee8745c86c275bfc9533af565e017">construct</a>( pointer p, <span class="keyword">const</span> value_type& value ) {::new((<span class="keywordtype">void</span>*)(p)) value_type(value);} |
| <a name="l00095"></a>00095 |
| <a name="l00097"></a><a class="code" href="a00151.html#cd298895a4f1654b5149ec84b591ecb5">00097</a> <span class="keywordtype">void</span> <a class="code" href="a00151.html#cd298895a4f1654b5149ec84b591ecb5">destroy</a>( pointer p ) {p->~value_type();} |
| <a name="l00098"></a>00098 }; |
| <a name="l00099"></a>00099 |
| <a name="l00100"></a>00100 <span class="preprocessor">#if _MSC_VER && !defined(__INTEL_COMPILER)</span> |
| <a name="l00101"></a>00101 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (pop)</span> |
| <a name="l00102"></a>00102 <span class="preprocessor"></span><span class="preprocessor">#endif // warning 4100 is back</span> |
| <a name="l00103"></a>00103 <span class="preprocessor"></span> |
| <a name="l00105"></a>00105 |
| <a name="l00106"></a>00106 <span class="keyword">template</span><> |
| <a name="l00107"></a><a class="code" href="a00152.html">00107</a> <span class="keyword">class </span><a class="code" href="a00151.html">cache_aligned_allocator</a><void> { |
| <a name="l00108"></a>00108 <span class="keyword">public</span>: |
| <a name="l00109"></a>00109 <span class="keyword">typedef</span> <span class="keywordtype">void</span>* pointer; |
| <a name="l00110"></a>00110 <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keywordtype">void</span>* const_pointer; |
| <a name="l00111"></a>00111 <span class="keyword">typedef</span> <span class="keywordtype">void</span> value_type; |
| <a name="l00112"></a>00112 <span class="keyword">template</span><<span class="keyword">typename</span> U> <span class="keyword">struct </span>rebind { |
| <a name="l00113"></a>00113 <span class="keyword">typedef</span> <a class="code" href="a00151.html">cache_aligned_allocator<U></a> other; |
| <a name="l00114"></a>00114 }; |
| <a name="l00115"></a>00115 }; |
| <a name="l00116"></a>00116 |
| <a name="l00117"></a>00117 <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> U> |
| <a name="l00118"></a>00118 <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==( <span class="keyword">const</span> <a class="code" href="a00151.html">cache_aligned_allocator<T></a>&, <span class="keyword">const</span> <a class="code" href="a00151.html">cache_aligned_allocator<U></a>& ) {<span class="keywordflow">return</span> <span class="keyword">true</span>;} |
| <a name="l00119"></a>00119 |
| <a name="l00120"></a>00120 <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> U> |
| <a name="l00121"></a>00121 <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator!=( <span class="keyword">const</span> cache_aligned_allocator<T>&, <span class="keyword">const</span> cache_aligned_allocator<U>& ) {<span class="keywordflow">return</span> <span class="keyword">false</span>;} |
| <a name="l00122"></a>00122 |
| <a name="l00123"></a>00123 } <span class="comment">// namespace tbb</span> |
| <a name="l00124"></a>00124 |
| <a name="l00125"></a>00125 <span class="preprocessor">#endif </span><span class="comment">/* __TBB_cache_aligned_allocator_H */</span> |
| </pre></div><hr> |
| <p></p> |
| Copyright © 2005-2010 Intel Corporation. All Rights Reserved. |
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| Intel, Pentium, Intel Xeon, Itanium, Intel XScale and VTune are |
| registered trademarks or trademarks of Intel Corporation or its |
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| <p></p> |
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