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<div class="title">mem_handle.hpp</div> </div>
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<a href="mem__handle_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef VIENNACL_BACKEND_MEM_HANDLE_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_BACKEND_MEM_HANDLE_HPP</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/* =========================================================================</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Copyright (c) 2010-2016, Institute for Microelectronics,</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Institute for Analysis and Scientific Computing,</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> TU Wien.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> Portions of this software are copyright by UChicago Argonne, LLC.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> ViennaCL - The Vienna Computing Library</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> Project Head: Karl Rupp rupp@iue.tuwien.ac.at</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> (A list of authors and contributors can be found in the manual)</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> License: MIT (X11), see file LICENSE in the base directory</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">============================================================================= */</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <cassert></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="forwards_8h.html">viennacl/forwards.h</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="shared__ptr_8hpp.html">viennacl/tools/shared_ptr.hpp</a>"</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="cpu__ram_8hpp.html">viennacl/backend/cpu_ram.hpp</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="opencl_8hpp.html">viennacl/backend/opencl.hpp</a>"</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="cuda_8hpp.html">viennacl/backend/cuda.hpp</a>"</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">namespace </span>viennacl</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> {</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">namespace </span>backend</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1backend_1_1detail.html"> 45</a></span> <span class="keyword">namespace </span>detail</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1backend_1_1detail.html#ac90bff9578adec99b7f6a67cca6d5c80"> 51</a></span>  <span class="keyword">inline</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> <a class="code" href="namespaceviennacl_1_1backend_1_1detail.html#ac90bff9578adec99b7f6a67cca6d5c80">get_set_default_memory_type</a>(<a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> * new_mem_type)</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// if a user compiles with CUDA, it is reasonable to expect that CUDA should be the default</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">static</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> mem_type = <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2">CUDA_MEMORY</a>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#elif defined(VIENNACL_WITH_OPENCL)</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">static</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> mem_type = <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">static</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> mem_type = <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4">MAIN_MEMORY</a>;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> (new_mem_type)</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  mem_type = *new_mem_type;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">return</span> mem_type;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1backend.html#a0238c5401fc7e05c3641b1ad5e872458"> 73</a></span> <span class="keyword">inline</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> <a class="code" href="namespaceviennacl_1_1backend.html#a0238c5401fc7e05c3641b1ad5e872458">default_memory_type</a>() { <span class="keywordflow">return</span> <a class="code" href="namespaceviennacl_1_1backend_1_1detail.html#ac90bff9578adec99b7f6a67cca6d5c80">detail::get_set_default_memory_type</a>(NULL); }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1backend.html#a1361a53026515c9e7b7b57548c66a500"> 80</a></span> <span class="keyword">inline</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> <a class="code" href="namespaceviennacl_1_1backend.html#a0238c5401fc7e05c3641b1ad5e872458">default_memory_type</a>(<a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> new_memory_type) { <span class="keywordflow">return</span> <a class="code" href="namespaceviennacl_1_1backend_1_1detail.html#ac90bff9578adec99b7f6a67cca6d5c80">detail::get_set_default_memory_type</a>(&new_memory_type); }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html"> 89</a></span> <span class="keyword">class </span><a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">mem_handle</a></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#adc61102286d3327a86f5039ce137824c"> 92</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">viennacl::tools::shared_ptr<char></a> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#adc61102286d3327a86f5039ce137824c">ram_handle_type</a>;</div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7"> 93</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">viennacl::tools::shared_ptr<char></a> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7">cuda_handle_type</a>;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#aeb7244cd801613fa5280be204c073c24"> 96</a></span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#aeb7244cd801613fa5280be204c073c24">mem_handle</a>() : active_handle_(<a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a020ede27e1975479bce748e0e4ea3c7f">MEMORY_NOT_INITIALIZED</a>), size_in_bytes_(0) {}</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#ab55c00bfcae173df466a709fdaae2a55"> 99</a></span>  <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">ram_handle_type</a> & <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ab55c00bfcae173df466a709fdaae2a55">ram_handle</a>() { <span class="keywordflow">return</span> ram_handle_; }</div>
<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a3725cbfaf46873c47743ee04549f96d1"> 101</a></span>  <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">ram_handle_type</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a3725cbfaf46873c47743ee04549f96d1">ram_handle</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ram_handle_; }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a> & opencl_handle() { <span class="keywordflow">return</span> opencl_handle_; }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a> <span class="keyword">const</span> & opencl_handle()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> opencl_handle_; }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7">cuda_handle_type</a> & cuda_handle() { <span class="keywordflow">return</span> cuda_handle_; }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7">cuda_handle_type</a> <span class="keyword">const</span> & cuda_handle()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> cuda_handle_; }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a5951aceb881068a77b4af8825b547ea3"> 118</a></span>  <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a5951aceb881068a77b4af8825b547ea3">get_active_handle_id</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> active_handle_; }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da"> 121</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(<a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> new_id)</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  {</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">if</span> (new_id != active_handle_)</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  {</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">if</span> (active_handle_ == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a020ede27e1975479bce748e0e4ea3c7f">MEMORY_NOT_INITIALIZED</a>)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  active_handle_ = new_id;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (active_handle_ == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4">MAIN_MEMORY</a>)</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  active_handle_ = new_id;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (active_handle_ == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>)</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  {</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  active_handle_ = new_id;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1memory__exception.html">memory_exception</a>(<span class="stringliteral">"compiled without OpenCL suppport!"</span>);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (active_handle_ == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2">CUDA_MEMORY</a>)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  {</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  active_handle_ = new_id;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1memory__exception.html">memory_exception</a>(<span class="stringliteral">"compiled without CUDA suppport!"</span>);</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1memory__exception.html">memory_exception</a>(<span class="stringliteral">"invalid new memory region!"</span>);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  }</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a3dbd1da49fb3287000966c3bf0d1b22d"> 153</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a3dbd1da49fb3287000966c3bf0d1b22d">operator==</a>(<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">mem_handle</a> <span class="keyword">const</span> & other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (active_handle_ != other.active_handle_)</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">switch</span> (active_handle_)</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4">MAIN_MEMORY</a>:</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> ram_handle_.<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html#a94b55605751a49602f2f1e8df576d740">get</a>() == other.ram_handle_.<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html#a94b55605751a49602f2f1e8df576d740">get</a>();</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>:</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> opencl_handle_.get() == other.opencl_handle_.get();</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2">CUDA_MEMORY</a>:</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> cuda_handle_.get() == other.cuda_handle_.get();</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">default</span>: <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a36377f54038d9bf2ccccf44e30d0fe6f"> 179</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a36377f54038d9bf2ccccf44e30d0fe6f">operator<</a>(<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">mem_handle</a> <span class="keyword">const</span> & other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (active_handle_ != other.active_handle_)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">switch</span> (active_handle_)</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  {</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4">MAIN_MEMORY</a>:</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">return</span> ram_handle_.<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html#a94b55605751a49602f2f1e8df576d740">get</a>() < other.ram_handle_.<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html#a94b55605751a49602f2f1e8df576d740">get</a>();</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>:</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> opencl_handle_.get() < other.opencl_handle_.get();</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2">CUDA_MEMORY</a>:</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">return</span> cuda_handle_.get() < other.cuda_handle_.get();</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">default</span>: <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#ad717fc4c051ba36439d320ac6d770059"> 203</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ad717fc4c051ba36439d320ac6d770059">operator!=</a>(<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">mem_handle</a> <span class="keyword">const</span> & other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == other); }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a76d6ab2f021ab938b6f46c386562111b"> 206</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a76d6ab2f021ab938b6f46c386562111b">swap</a>(<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">mem_handle</a> & other)</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  {</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// swap handle type:</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> active_handle_tmp = other.active_handle_;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  other.active_handle_ = active_handle_;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  active_handle_ = active_handle_tmp;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// swap ram handle:</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">ram_handle_type</a> ram_handle_tmp = other.ram_handle_;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  other.ram_handle_ = ram_handle_;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  ram_handle_ = ram_handle_tmp;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// swap OpenCL handle:</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  opencl_handle_.<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html#a9c5a1acb01a2a96541f961d2ca07737e">swap</a>(other.opencl_handle_);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">cuda_handle_type</a> cuda_handle_tmp = other.cuda_handle_;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  other.cuda_handle_ = cuda_handle_;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  cuda_handle_ = cuda_handle_tmp;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a"> 230</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">raw_size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> size_in_bytes_; }</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classviennacl_1_1backend_1_1mem__handle.html#a0e355736ea598cfcdeab296e09428727"> 233</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a0e355736ea598cfcdeab296e09428727">raw_size</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_size) { size_in_bytes_ = new_size; }</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">memory_types</a> active_handle_;</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#adc61102286d3327a86f5039ce137824c">ram_handle_type</a> ram_handle_;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a> opencl_handle_;</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="preprocessor">#ifdef VIENNACL_WITH_CUDA</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7">cuda_handle_type</a> cuda_handle_;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> size_in_bytes_;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> };</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> } <span class="comment">//backend</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> } <span class="comment">//viennacl</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="classviennacl_1_1memory__exception_html"><div class="ttname"><a href="classviennacl_1_1memory__exception.html">viennacl::memory_exception</a></div><div class="ttdoc">Exception class in case of memory errors. </div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00572">forwards.h:572</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a36377f54038d9bf2ccccf44e30d0fe6f"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a36377f54038d9bf2ccccf44e30d0fe6f">viennacl::backend::mem_handle::operator<</a></div><div class="ttdeci">bool operator<(mem_handle const &other) const </div><div class="ttdoc">Compares the two handles and returns true if the active memory handles in the two mem_handles point a...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00179">mem_handle.hpp:179</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_adc61102286d3327a86f5039ce137824c"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#adc61102286d3327a86f5039ce137824c">viennacl::backend::mem_handle::ram_handle_type</a></div><div class="ttdeci">viennacl::tools::shared_ptr< char > ram_handle_type</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00092">mem_handle.hpp:92</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">viennacl::OPENCL_MEMORY</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00349">forwards.h:349</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a3725cbfaf46873c47743ee04549f96d1"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a3725cbfaf46873c47743ee04549f96d1">viennacl::backend::mem_handle::ram_handle</a></div><div class="ttdeci">ram_handle_type const & ram_handle() const </div><div class="ttdoc">Returns the handle to a buffer in CPU RAM. NULL is returned if no such buffer has been allocated...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00101">mem_handle.hpp:101</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a76d6ab2f021ab938b6f46c386562111b"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a76d6ab2f021ab938b6f46c386562111b">viennacl::backend::mem_handle::swap</a></div><div class="ttdeci">void swap(mem_handle &other)</div><div class="ttdoc">Implements a fast swapping method. No data is copied, only the handles are exchanged. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00206">mem_handle.hpp:206</a></div></div>
<div class="ttc" id="forwards_8h_html"><div class="ttname"><a href="forwards_8h.html">forwards.h</a></div><div class="ttdoc">This file provides the forward declarations for the main types used within ViennaCL. </div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_aeb7244cd801613fa5280be204c073c24"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#aeb7244cd801613fa5280be204c073c24">viennacl::backend::mem_handle::mem_handle</a></div><div class="ttdeci">mem_handle()</div><div class="ttdoc">Default CTOR. No memory is allocated. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00096">mem_handle.hpp:96</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1shared__ptr_html_a9c5a1acb01a2a96541f961d2ca07737e"><div class="ttname"><a href="classviennacl_1_1tools_1_1shared__ptr.html#a9c5a1acb01a2a96541f961d2ca07737e">viennacl::tools::shared_ptr::swap</a></div><div class="ttdeci">void swap(shared_ptr< T > &other)</div><div class="ttdef"><b>Definition:</b> <a href="shared__ptr_8hpp_source.html#l00133">shared_ptr.hpp:133</a></div></div>
<div class="ttc" id="shared__ptr_8hpp_html"><div class="ttname"><a href="shared__ptr_8hpp.html">shared_ptr.hpp</a></div><div class="ttdoc">Implementation of a shared pointer class (cf. std::shared_ptr, boost::shared_ptr). Will be used until C++11 is widely available. </div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8a020ede27e1975479bce748e0e4ea3c7f"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a020ede27e1975479bce748e0e4ea3c7f">viennacl::MEMORY_NOT_INITIALIZED</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00347">forwards.h:347</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8ab58facda25e2c7e20d9fe1b5e62f46d2">viennacl::CUDA_MEMORY</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00350">forwards.h:350</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a0e355736ea598cfcdeab296e09428727"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a0e355736ea598cfcdeab296e09428727">viennacl::backend::mem_handle::raw_size</a></div><div class="ttdeci">void raw_size(vcl_size_t new_size)</div><div class="ttdoc">Sets the size of the currently active buffer. Use with care! </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00233">mem_handle.hpp:233</a></div></div>
<div class="ttc" id="cpu__ram_8hpp_html"><div class="ttname"><a href="cpu__ram_8hpp.html">cpu_ram.hpp</a></div><div class="ttdoc">Implementations for the OpenCL backend functionality. </div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a69c400a65d33f177a076f081954d6df7"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a69c400a65d33f177a076f081954d6df7">viennacl::backend::mem_handle::cuda_handle_type</a></div><div class="ttdeci">viennacl::tools::shared_ptr< char > cuda_handle_type</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00093">mem_handle.hpp:93</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a3dbd1da49fb3287000966c3bf0d1b22d"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a3dbd1da49fb3287000966c3bf0d1b22d">viennacl::backend::mem_handle::operator==</a></div><div class="ttdeci">bool operator==(mem_handle const &other) const </div><div class="ttdoc">Compares the two handles and returns true if the active memory handles in the two mem_handles point t...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00153">mem_handle.hpp:153</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1shared__ptr_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1shared__ptr.html">viennacl::tools::shared_ptr< char ></a></div></div>
<div class="ttc" id="namespaceviennacl_html_a98a0afcc513111ffa0bd138f891930df"><div class="ttname"><a href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">viennacl::vcl_size_t</a></div><div class="ttdeci">std::size_t vcl_size_t</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00075">forwards.h:75</a></div></div>
<div class="ttc" id="cuda_8hpp_html"><div class="ttname"><a href="cuda_8hpp.html">cuda.hpp</a></div><div class="ttdoc">Implementations for the CUDA backend functionality. </div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a0238c5401fc7e05c3641b1ad5e872458"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a0238c5401fc7e05c3641b1ad5e872458">viennacl::backend::default_memory_type</a></div><div class="ttdeci">memory_types default_memory_type()</div><div class="ttdoc">Returns the default memory type for the given configuration. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00073">mem_handle.hpp:73</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8a427356f0fb1b8d32b28f37e36b272df4">viennacl::MAIN_MEMORY</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00348">forwards.h:348</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ac13e99f562746d6682116dec1e13a7da"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">viennacl::backend::mem_handle::switch_active_handle_id</a></div><div class="ttdeci">void switch_active_handle_id(memory_types new_id)</div><div class="ttdoc">Switches the currently active handle. If no support for that backend is provided, an exception is thr...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00121">mem_handle.hpp:121</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ad717fc4c051ba36439d320ac6d770059"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ad717fc4c051ba36439d320ac6d770059">viennacl::backend::mem_handle::operator!=</a></div><div class="ttdeci">bool operator!=(mem_handle const &other) const </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00203">mem_handle.hpp:203</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1shared__ptr_html_a94b55605751a49602f2f1e8df576d740"><div class="ttname"><a href="classviennacl_1_1tools_1_1shared__ptr.html#a94b55605751a49602f2f1e8df576d740">viennacl::tools::shared_ptr::get</a></div><div class="ttdeci">T * get() const </div><div class="ttdef"><b>Definition:</b> <a href="shared__ptr_8hpp_source.html#l00101">shared_ptr.hpp:101</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a></div><div class="ttdoc">Main abstraction class for multiple memory domains. Represents a buffer in either main RAM...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00089">mem_handle.hpp:89</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ac8373f0d899b89c843e14de4cb7a1c4a"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">viennacl::backend::mem_handle::raw_size</a></div><div class="ttdeci">vcl_size_t raw_size() const </div><div class="ttdoc">Returns the number of bytes of the currently active buffer. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00230">mem_handle.hpp:230</a></div></div>
<div class="ttc" id="opencl_8hpp_html"><div class="ttname"><a href="opencl_8hpp.html">opencl.hpp</a></div><div class="ttdoc">Implementations for the OpenCL backend functionality. </div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8">viennacl::memory_types</a></div><div class="ttdeci">memory_types</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00345">forwards.h:345</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1handle_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle< cl_mem ></a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ab55c00bfcae173df466a709fdaae2a55"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ab55c00bfcae173df466a709fdaae2a55">viennacl::backend::mem_handle::ram_handle</a></div><div class="ttdeci">ram_handle_type & ram_handle()</div><div class="ttdoc">Returns the handle to a buffer in CPU RAM. NULL is returned if no such buffer has been allocated...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00099">mem_handle.hpp:99</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_1_1detail_html_ac90bff9578adec99b7f6a67cca6d5c80"><div class="ttname"><a href="namespaceviennacl_1_1backend_1_1detail.html#ac90bff9578adec99b7f6a67cca6d5c80">viennacl::backend::detail::get_set_default_memory_type</a></div><div class="ttdeci">memory_types get_set_default_memory_type(memory_types *new_mem_type)</div><div class="ttdoc">Singleton for managing the default memory type. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00051">mem_handle.hpp:51</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_a5951aceb881068a77b4af8825b547ea3"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#a5951aceb881068a77b4af8825b547ea3">viennacl::backend::mem_handle::get_active_handle_id</a></div><div class="ttdeci">memory_types get_active_handle_id() const </div><div class="ttdoc">Returns an ID for the currently active memory buffer. Other memory buffers might contain old or no da...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00118">mem_handle.hpp:118</a></div></div>
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