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<div class="title">SparseLU_Memory.h</div> </div>
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<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (C) 2012 Désiré Nuentsa-Wakam <desire.nuentsa_wakam@inria.fr></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</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"> </span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * NOTE: This file is the modified version of [s,d,c,z]memory.c files in SuperLU </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"> * -- SuperLU routine (version 3.1) --</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * Univ. of California Berkeley, Xerox Palo Alto Research Center,</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * and Lawrence Berkeley National Lab.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * August 1, 2008</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * Copyright (c) 1994 by Xerox Corporation. All rights reserved.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * EXPRESSED OR IMPLIED. ANY USE IS AT YOUR OWN RISK.</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * Permission is hereby granted to use or copy this program for any</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * purpose, provided the above notices are retained on all copies.</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * Permission to modify the code and to distribute modified code is</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * granted, provided the above notices are retained, and a notice that</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * the code was modified is included with the above copyright notice.</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> */</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">#ifndef EIGEN_SPARSELU_MEMORY</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_SPARSELU_MEMORY</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">namespace </span>Eigen {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">enum</span> { LUNoMarker = 3 };</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">enum</span> {emptyIdxLU = -1};</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">template</span><<span class="keyword">typename</span> Index></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">inline</span> Index LUnumTempV(Index& m, Index& w, Index& t, Index& b)</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="keywordflow">return</span> (std::max)(m, (t+b)*w);</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"> 45</span> <span class="keyword">template</span>< <span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">inline</span> Index LUTempSpace(Index&m, Index& w)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> (2*w + 4 + LUNoMarker) * m * <span class="keyword">sizeof</span>(Index) + (w + 1) * m * <span class="keyword">sizeof</span>(Scalar);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </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> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">template</span> <<span class="keyword">typename</span> VectorType></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> Index SparseLUImpl<Scalar,Index>::expand(VectorType& vec, Index& length, Index nbElts, Index keep_prev, Index& num_expansions) </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> {</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>  <span class="keywordtype">float</span> alpha = 1.5; <span class="comment">// Ratio of the memory increase </span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  Index new_len; <span class="comment">// New size of the allocated memory</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">if</span>(num_expansions == 0 || keep_prev) </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  new_len = length ; <span class="comment">// First time allocate requested</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">else</span> </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  new_len = Index(alpha * length);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  VectorType old_vec; <span class="comment">// Temporary vector to hold the previous values </span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">if</span> (nbElts > 0 )</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  old_vec = vec.segment(0,nbElts); </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">//Allocate or expand the current vector</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">try</span> </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>  vec.resize(new_len); </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  }</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">catch</span>(std::bad_alloc& )</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> ( !num_expansions )</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  {</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// First time to allocate from LUMemInit()</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">throw</span>; <span class="comment">// Pass the exception to LUMemInit() which has a try... catch block</span></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="keywordflow">if</span> (keep_prev)</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// In this case, the memory length should not not be reduced</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> new_len;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">else</span> </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// Reduce the size and increase again </span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  Index tries = 0; <span class="comment">// Number of attempts</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">do</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  alpha = (alpha + 1)/2;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  new_len = Index(alpha * length);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  {</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  vec.resize(new_len); </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">catch</span>(std::bad_alloc& )</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>  tries += 1; </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> ( tries > 10) <span class="keywordflow">return</span> new_len; </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  } <span class="keywordflow">while</span> (!vec.size());</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">//Copy the previous values to the newly allocated space </span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (nbElts > 0)</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  vec.segment(0, nbElts) = old_vec; </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  length = new_len;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">if</span>(num_expansions) ++num_expansions;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">return</span> 0; </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> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> Index SparseLUImpl<Scalar,Index>::memInit(Index m, Index n, Index annz, Index lwork, Index fillratio, Index panel_size, GlobalLU_t& glu)</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>  Index& num_expansions = glu.num_expansions; <span class="comment">//No memory expansions so far</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  num_expansions = 0; </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  glu.nzumax = glu.nzlumax = (std::max)(fillratio * annz, m*n); <span class="comment">// estimated number of nonzeros in U </span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  glu.nzlmax = (std::max)(Index(4), fillratio) * annz / 4; <span class="comment">// estimated nnz in L factor</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Return the estimated size to the user if necessary</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  Index tempSpace;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  tempSpace = (2*panel_size + 4 + LUNoMarker) * m * <span class="keyword">sizeof</span>(Index) + (panel_size + 1) * m * <span class="keyword">sizeof</span>(Scalar);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (lwork == emptyIdxLU) </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>  Index estimated_size;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  estimated_size = (5 * n + 5) * <span class="keyword">sizeof</span>(Index) + tempSpace</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  + (glu.nzlmax + glu.nzumax) * <span class="keyword">sizeof</span>(Index) + (glu.nzlumax+glu.nzumax) * <span class="keyword">sizeof</span>(Scalar) + n; </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> estimated_size;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// Setup the required space </span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// First allocate Integer pointers for L\U factors</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  glu.xsup.resize(n+1);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  glu.supno.resize(n+1);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  glu.xlsub.resize(n+1);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  glu.xlusup.resize(n+1);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  glu.xusub.resize(n+1);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// Reserve memory for L/U factors</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">do</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">try</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  expand<ScalarVector>(glu.lusup, glu.nzlumax, 0, 0, num_expansions); </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  expand<ScalarVector>(glu.ucol,glu.nzumax, 0, 0, num_expansions); </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  expand<IndexVector>(glu.lsub,glu.nzlmax, 0, 0, num_expansions); </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  expand<IndexVector>(glu.usub,glu.nzumax, 0, 1, num_expansions); </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">catch</span>(std::bad_alloc& )</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  {</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">//Reduce the estimated size and retry</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  glu.nzlumax /= 2;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  glu.nzumax /= 2;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  glu.nzlmax /= 2;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span> (glu.nzlumax < annz ) <span class="keywordflow">return</span> glu.nzlumax; </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>  </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  } <span class="keywordflow">while</span> (!glu.lusup.size() || !glu.ucol.size() || !glu.lsub.size() || !glu.usub.size());</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  ++num_expansions;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> } <span class="comment">// end LuMemInit</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Scalar, <span class="keyword">typename</span> Index></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="keyword">template</span> <<span class="keyword">typename</span> VectorType></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> Index SparseLUImpl<Scalar,Index>::memXpand(VectorType& vec, Index& maxlen, Index nbElts, MemType memtype, Index& num_expansions)</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> {</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  Index failed_size; </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (memtype == USUB)</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  failed_size = this->expand<VectorType>(vec, maxlen, nbElts, 1, num_expansions);</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  failed_size = this->expand<VectorType>(vec, maxlen, nbElts, 0, num_expansions);</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="keywordflow">if</span> (failed_size)</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> failed_size; </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> 0 ; </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> </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> } <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> } <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#endif // EIGEN_SPARSELU_MEMORY</span></div>
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