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<h1>scalable_allocator.h</h1><a href="a00248.html">Go to the documentation of this file.</a><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_scalable_allocator_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define __TBB_scalable_allocator_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <stddef.h></span> <span class="comment">/* Need ptrdiff_t and size_t from here. */</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#if !defined(__cplusplus) && __ICC==1100</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (push)</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (disable: 991)</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span>
<a name="l00032"></a>00032 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00034"></a>00034 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="preprocessor">#if _MSC_VER >= 1400</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span><span class="preprocessor">#define __TBB_EXPORTED_FUNC __cdecl</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define __TBB_EXPORTED_FUNC</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <span class="keywordtype">void</span> * __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#gc25b8e6c76db0b346a8249796a7a2475">scalable_malloc</a> (size_t size);
<a name="l00045"></a>00045
<a name="l00048"></a>00048 <span class="keywordtype">void</span> __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#gca3579c21244dba9f0c351e5984d4565">scalable_free</a> (<span class="keywordtype">void</span>* ptr);
<a name="l00049"></a>00049
<a name="l00052"></a>00052 <span class="keywordtype">void</span> * __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#g951bbbbd2d041acb59ba5fa910b52543">scalable_realloc</a> (<span class="keywordtype">void</span>* ptr, size_t size);
<a name="l00053"></a>00053
<a name="l00056"></a>00056 <span class="keywordtype">void</span> * __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#g3f5a2fde0bcaa3eda35be32c8658f444">scalable_calloc</a> (size_t nobj, size_t size);
<a name="l00057"></a>00057
<a name="l00060"></a>00060 <span class="keywordtype">int</span> __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#g05dcec987480bb2c82ecdead6a085899">scalable_posix_memalign</a> (<span class="keywordtype">void</span>** memptr, size_t alignment, size_t size);
<a name="l00061"></a>00061
<a name="l00064"></a>00064 <span class="keywordtype">void</span> * __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#gc1c7aaa1fe85c17ba5a3a96f7e8d89e7">scalable_aligned_malloc</a> (size_t size, size_t alignment);
<a name="l00065"></a>00065
<a name="l00068"></a>00068 <span class="keywordtype">void</span> * __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#gbaea91376be80dfabd7c93eaffd9abaa">scalable_aligned_realloc</a> (<span class="keywordtype">void</span>* ptr, size_t size, size_t alignment);
<a name="l00069"></a>00069
<a name="l00072"></a>00072 <span class="keywordtype">void</span> __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#g65a20e812012f15ec7442d5b45d0cba5">scalable_aligned_free</a> (<span class="keywordtype">void</span>* ptr);
<a name="l00073"></a>00073
<a name="l00078"></a>00078 size_t __TBB_EXPORTED_FUNC <a class="code" href="a00277.html#g0965ce1b4b7835f92869c7fd867265f7">scalable_msize</a> (<span class="keywordtype">void</span>* ptr);
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span>} <span class="comment">/* extern "C" */</span>
<a name="l00082"></a>00082 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="preprocessor">#ifdef __cplusplus</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span>
<a name="l00086"></a>00086 <span class="preprocessor">#include <new></span> <span class="comment">/* To use new with the placement argument */</span>
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="comment">/* Ensure that including this header does not cause implicit linkage with TBB */</span>
<a name="l00089"></a>00089 <span class="preprocessor">#ifndef __TBB_NO_IMPLICIT_LINKAGE</span>
<a name="l00090"></a>00090 <span class="preprocessor"></span><span class="preprocessor"> #define __TBB_NO_IMPLICIT_LINKAGE 1</span>
<a name="l00091"></a>00091 <span class="preprocessor"></span><span class="preprocessor"> #include "tbb_stddef.h"</span>
<a name="l00092"></a>00092 <span class="preprocessor"> #undef __TBB_NO_IMPLICIT_LINKAGE</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00094"></a>00094 <span class="preprocessor"></span><span class="preprocessor"> #include "tbb_stddef.h"</span>
<a name="l00095"></a>00095 <span class="preprocessor">#endif</span>
<a name="l00096"></a>00096 <span class="preprocessor"></span>
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keyword">namespace </span>tbb {
<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="comment">// Workaround for erroneous "unreferenced parameter" warning in method destroy.</span>
<a name="l00102"></a>00102 <span class="preprocessor"> #pragma warning (push)</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (disable: 4100)</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span>
<a name="l00107"></a>00107
<a name="l00110"></a>00110 <span class="keyword">template</span><<span class="keyword">typename</span> T>
<a name="l00111"></a><a class="code" href="a00191.html">00111</a> <span class="keyword">class </span><a class="code" href="a00191.html">scalable_allocator</a> {
<a name="l00112"></a>00112 <span class="keyword">public</span>:
<a name="l00113"></a>00113 <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::allocator_type<T>::value_type value_type;
<a name="l00114"></a>00114 <span class="keyword">typedef</span> value_type* pointer;
<a name="l00115"></a>00115 <span class="keyword">typedef</span> <span class="keyword">const</span> value_type* const_pointer;
<a name="l00116"></a>00116 <span class="keyword">typedef</span> value_type& reference;
<a name="l00117"></a>00117 <span class="keyword">typedef</span> <span class="keyword">const</span> value_type& const_reference;
<a name="l00118"></a>00118 <span class="keyword">typedef</span> size_t size_type;
<a name="l00119"></a>00119 <span class="keyword">typedef</span> ptrdiff_t difference_type;
<a name="l00120"></a>00120 <span class="keyword">template</span><<span class="keyword">class</span> U> <span class="keyword">struct </span>rebind {
<a name="l00121"></a>00121 <span class="keyword">typedef</span> <a class="code" href="a00191.html">scalable_allocator<U></a> other;
<a name="l00122"></a>00122 };
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <a class="code" href="a00191.html">scalable_allocator</a>() <span class="keywordflow">throw</span>() {}
<a name="l00125"></a>00125 <a class="code" href="a00191.html">scalable_allocator</a>( <span class="keyword">const</span> <a class="code" href="a00191.html">scalable_allocator</a>& ) <span class="keywordflow">throw</span>() {}
<a name="l00126"></a>00126 <span class="keyword">template</span><<span class="keyword">typename</span> U> <a class="code" href="a00191.html">scalable_allocator</a>(<span class="keyword">const</span> <a class="code" href="a00191.html">scalable_allocator<U></a>&) <span class="keywordflow">throw</span>() {}
<a name="l00127"></a>00127
<a name="l00128"></a>00128 pointer address(reference x)<span class="keyword"> const </span>{<span class="keywordflow">return</span> &x;}
<a name="l00129"></a>00129 const_pointer address(const_reference x)<span class="keyword"> const </span>{<span class="keywordflow">return</span> &x;}
<a name="l00130"></a>00130
<a name="l00132"></a><a class="code" href="a00191.html#726b1586d05d44665a36e1c7b2699bfd">00132</a> pointer <a class="code" href="a00191.html#726b1586d05d44665a36e1c7b2699bfd">allocate</a>( size_type n, <span class="keyword">const</span> <span class="keywordtype">void</span>* <span class="comment">/*hint*/</span> =0 ) {
<a name="l00133"></a>00133 <span class="keywordflow">return</span> static_cast<pointer>( <a class="code" href="a00277.html#gc25b8e6c76db0b346a8249796a7a2475">scalable_malloc</a>( n * <span class="keyword">sizeof</span>(value_type) ) );
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135
<a name="l00137"></a><a class="code" href="a00191.html#f806a238c18cbcfb531e1e0a0d2ec59d">00137</a> <span class="keywordtype">void</span> <a class="code" href="a00191.html#f806a238c18cbcfb531e1e0a0d2ec59d">deallocate</a>( pointer p, size_type ) {
<a name="l00138"></a>00138 <a class="code" href="a00277.html#gca3579c21244dba9f0c351e5984d4565">scalable_free</a>( p );
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00142"></a><a class="code" href="a00191.html#880e766f1d913988c21973dbdd874fd5">00142</a> size_type <a class="code" href="a00191.html#880e766f1d913988c21973dbdd874fd5">max_size</a>() const throw() {
<a name="l00143"></a>00143 size_type absolutemax = static_cast<size_type>(-1) / <span class="keyword">sizeof</span> (value_type);
<a name="l00144"></a>00144 <span class="keywordflow">return</span> (absolutemax > 0 ? absolutemax : 1);
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146 <span class="keywordtype">void</span> construct( pointer p, <span class="keyword">const</span> value_type& value ) {::new((<span class="keywordtype">void</span>*)(p)) value_type(value);}
<a name="l00147"></a>00147 <span class="keywordtype">void</span> destroy( pointer p ) {p->~value_type();}
<a name="l00148"></a>00148 };
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="preprocessor">#if _MSC_VER && !defined(__INTEL_COMPILER)</span>
<a name="l00151"></a>00151 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (pop)</span>
<a name="l00152"></a>00152 <span class="preprocessor"></span><span class="preprocessor">#endif // warning 4100 is back</span>
<a name="l00153"></a>00153 <span class="preprocessor"></span>
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="keyword">template</span><>
<a name="l00157"></a><a class="code" href="a00192.html">00157</a> <span class="keyword">class </span><a class="code" href="a00191.html">scalable_allocator</a><void> {
<a name="l00158"></a>00158 <span class="keyword">public</span>:
<a name="l00159"></a>00159 <span class="keyword">typedef</span> <span class="keywordtype">void</span>* pointer;
<a name="l00160"></a>00160 <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keywordtype">void</span>* const_pointer;
<a name="l00161"></a>00161 <span class="keyword">typedef</span> <span class="keywordtype">void</span> value_type;
<a name="l00162"></a>00162 <span class="keyword">template</span><<span class="keyword">class</span> U> <span class="keyword">struct </span>rebind {
<a name="l00163"></a>00163 <span class="keyword">typedef</span> <a class="code" href="a00191.html">scalable_allocator<U></a> other;
<a name="l00164"></a>00164 };
<a name="l00165"></a>00165 };
<a name="l00166"></a>00166
<a name="l00167"></a>00167 <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> U>
<a name="l00168"></a>00168 <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator==( <span class="keyword">const</span> <a class="code" href="a00191.html">scalable_allocator<T></a>&, <span class="keyword">const</span> <a class="code" href="a00191.html">scalable_allocator<U></a>& ) {<span class="keywordflow">return</span> <span class="keyword">true</span>;}
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> U>
<a name="l00171"></a>00171 <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator!=( <span class="keyword">const</span> scalable_allocator<T>&, <span class="keyword">const</span> scalable_allocator<U>& ) {<span class="keywordflow">return</span> <span class="keyword">false</span>;}
<a name="l00172"></a>00172
<a name="l00173"></a>00173 } <span class="comment">// namespace tbb</span>
<a name="l00174"></a>00174
<a name="l00175"></a>00175 <span class="preprocessor">#if _MSC_VER</span>
<a name="l00176"></a>00176 <span class="preprocessor"></span><span class="preprocessor"> #if __TBB_BUILD && !defined(__TBBMALLOC_NO_IMPLICIT_LINKAGE)</span>
<a name="l00177"></a>00177 <span class="preprocessor"></span><span class="preprocessor"> #define __TBBMALLOC_NO_IMPLICIT_LINKAGE 1</span>
<a name="l00178"></a>00178 <span class="preprocessor"></span><span class="preprocessor"> #endif</span>
<a name="l00179"></a>00179 <span class="preprocessor"></span>
<a name="l00180"></a>00180 <span class="preprocessor"> #if !__TBBMALLOC_NO_IMPLICIT_LINKAGE</span>
<a name="l00181"></a>00181 <span class="preprocessor"></span><span class="preprocessor"> #ifdef _DEBUG</span>
<a name="l00182"></a>00182 <span class="preprocessor"></span><span class="preprocessor"> #pragma comment(lib, "tbbmalloc_debug.lib")</span>
<a name="l00183"></a>00183 <span class="preprocessor"></span><span class="preprocessor"> #else</span>
<a name="l00184"></a>00184 <span class="preprocessor"></span><span class="preprocessor"> #pragma comment(lib, "tbbmalloc.lib")</span>
<a name="l00185"></a>00185 <span class="preprocessor"></span><span class="preprocessor"> #endif</span>
<a name="l00186"></a>00186 <span class="preprocessor"></span><span class="preprocessor"> #endif</span>
<a name="l00187"></a>00187 <span class="preprocessor"></span>
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="preprocessor">#endif</span>
<a name="l00190"></a>00190 <span class="preprocessor"></span>
<a name="l00191"></a>00191 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span>
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="preprocessor">#if !defined(__cplusplus) && __ICC==1100</span>
<a name="l00194"></a>00194 <span class="preprocessor"></span><span class="preprocessor"> #pragma warning (pop)</span>
<a name="l00195"></a>00195 <span class="preprocessor"></span><span class="preprocessor">#endif // ICC 11.0 warning 991 is back</span>
<a name="l00196"></a>00196 <span class="preprocessor"></span>
<a name="l00197"></a>00197 <span class="preprocessor">#endif </span><span class="comment">/* __TBB_scalable_allocator_H */</span>
</pre></div><hr>
<p></p>
Copyright © 2005-2010 Intel Corporation. All Rights Reserved.
<p></p>
Intel, Pentium, Intel Xeon, Itanium, Intel XScale and VTune are
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<p></p>
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