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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>SuperLU: SRC/zmemory.c File Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.6 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div><h1>SRC/zmemory.c File Reference</h1>Memory details. <a href="#_details">More...</a><p><code>#include "<a class="el" href="slu__zdefs_8h-source.html">slu_zdefs.h</a>"</code><br><table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Data Structures</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structe__node.html">e_node</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Headers for 4 types of dynamatically managed memory. <a href="structe__node.html#_details">More...</a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structLU__stack__t.html">LU_stack_t</a></td></tr><tr><td colspan="2"><br><h2>Defines</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#b9ccb8b9963ca083d7f36f5d3acc5744">NO_MEMTYPE</a> 4</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#d3754689b2ab3abc8b3afe4facdd76f3">GluIntArray</a>(n) (5 * (n) + 5)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#1ef4d4db4d5e1fe0719416163e0e51ae">StackFull</a>(x) ( x + stack.used >= stack.size )</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#c11b1c3847a3d397e9675de40782134d">NotDoubleAlign</a>(addr) ( (long int)addr & 7 )</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#c8204d321846eb4b23d563eac7e5bfa7">DoubleAlign</a>(addr) ( ((long int)addr + 7) & ~7L )</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#70ca807c578a0c495f7ce5edb0215e2b">TempSpace</a>(m, w)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#7b2a35bfd2e6c9d03e2a6ccdba9fa847">Reduce</a>(alpha) ((alpha + 1) / 2)</td></tr><tr><td colspan="2"><br><h2>Typedefs</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="structe__node.html">e_node</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#c071de4d8a39e15f13c92a5f60bc16f0">ExpHeader</a></td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Headers for 4 types of dynamatically managed memory. <a href="#c071de4d8a39e15f13c92a5f60bc16f0"></a><br></td></tr><tr><td colspan="2"><br><h2>Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#67833ee9526cec0b31d0f26e527b97df">zexpand</a> (int *prev_len,<a class="el" href="slu__util_8h.html#bd31f838aefffa46191d0d7dc36a96b2">MemType</a> type,int len_to_copy,int keep_prev,<a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Expand the existing storage to accommodate more fill-ins. <a href="#67833ee9526cec0b31d0f26e527b97df"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#e84c2a036da8c5f0dc24ae4cad11ca8a">zLUWorkInit</a> (int m, int n, int panel_size, int **iworkptr, <a class="el" href="structdoublecomplex.html">doublecomplex</a> **dworkptr, <a class="el" href="slu__util_8h.html#494fe72ce954689dd95399ea9f1d87f6">LU_space_t</a> MemModel)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate known working storage. Returns 0 if success, otherwise returns the number of bytes allocated so far when failure occurred. <a href="#e84c2a036da8c5f0dc24ae4cad11ca8a"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#a0ef433984e57ac0dacc29c5e3b53ecf">copy_mem_doublecomplex</a> (int, void *, void *)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#607a863b6fcdf1adb1931dd4c8277ee0">zStackCompress</a> (<a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Compress the work[] array to remove fragmentation. <a href="#607a863b6fcdf1adb1931dd4c8277ee0"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#6eff39bd10d7c5415d88ad2709631037">zSetupSpace</a> (void *work, int lwork, <a class="el" href="slu__util_8h.html#494fe72ce954689dd95399ea9f1d87f6">LU_space_t</a> *MemModel)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Setup the memory model to be used for factorization. <a href="#6eff39bd10d7c5415d88ad2709631037"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#55a0dfc4a2bd39ff0961ce9c91ae1b73">zuser_malloc</a> (int, int)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#cd4dde73040eac4600b983e5337ee81d">zuser_free</a> (int, int)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#b59eea34474da95fb3dc125400a1287e">copy_mem_int</a> (int, void *, void *)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#4c226087c09a94ff40b92b14fa46fc53">user_bcopy</a> (char *, char *, int)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#286bf5eff2472576ba5fafe9d1daf835">zQuerySpace</a> (<a class="el" href="structSuperMatrix.html">SuperMatrix</a> *L, <a class="el" href="structSuperMatrix.html">SuperMatrix</a> *U, <a class="el" href="structmem__usage__t.html">mem_usage_t</a> *mem_usage)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#6a0d5538b01f9032411ad158a16efbb7">zLUMemInit</a> (<a class="el" href="slu__util_8h.html#c785c8235480e5cfef9848d89c047c0a">fact_t</a> fact, void *work, int lwork, int m, int n, int annz, int panel_size, <a class="el" href="structSuperMatrix.html">SuperMatrix</a> *L, <a class="el" href="structSuperMatrix.html">SuperMatrix</a> *U, <a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu, int **iwork, <a class="el" href="structdoublecomplex.html">doublecomplex</a> **dwork)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Memory-related. <a href="#6a0d5538b01f9032411ad158a16efbb7"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#2d983454dded23484688350acd60d453">zSetRWork</a> (int m, int panel_size, <a class="el" href="structdoublecomplex.html">doublecomplex</a> *dworkptr, <a class="el" href="structdoublecomplex.html">doublecomplex</a> **dense, <a class="el" href="structdoublecomplex.html">doublecomplex</a> **tempv)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Set up pointers for real working arrays. <a href="#2d983454dded23484688350acd60d453"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#077a37f8ac3dd3f11b78b70ead445a4a">zLUWorkFree</a> (int *iwork, <a class="el" href="structdoublecomplex.html">doublecomplex</a> *dwork, <a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Free the working storage used by factor routines. <a href="#077a37f8ac3dd3f11b78b70ead445a4a"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#f10c27072006d8936e0b135a0d0e03ee">zLUMemXpand</a> (int jcol, int next, <a class="el" href="slu__util_8h.html#bd31f838aefffa46191d0d7dc36a96b2">MemType</a> mem_type, int *maxlen, <a class="el" href="structGlobalLU__t.html">GlobalLU_t</a> *Glu)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Expand the data structures for L and U during the factorization. <a href="#f10c27072006d8936e0b135a0d0e03ee"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#46bbbd9396593820fd01a6d3dea08d31">zallocateA</a> (int n, int nnz, <a class="el" href="structdoublecomplex.html">doublecomplex</a> **a, int **asub, int **xa)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate storage for original matrix A. <a href="#46bbbd9396593820fd01a6d3dea08d31"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structdoublecomplex.html">doublecomplex</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#d681359ed37ac809cc0e456e05655823">doublecomplexMalloc</a> (int n)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structdoublecomplex.html">doublecomplex</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#7c839d769dd079aab4bf852533d96933">doublecomplexCalloc</a> (int n)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#17416eb78c42063624b6859d9f88820b">zmemory_usage</a> (const int nzlmax, const int nzumax, const int nzlumax, const int n)</td></tr><tr><td colspan="2"><br><h2>Variables</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static <a class="el" href="structe__node.html">ExpHeader</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#a347c71f273228bb3be403228b525b1c">expanders</a> = 0</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static <a class="el" href="structLU__stack__t.html">LU_stack_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#b8d3e2ffc5cefd244b83373a93cc692b">stack</a></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="zmemory_8c.html#43fb8ad35c9bf30d444e49310d43a005">no_expand</a></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2><pre> -- SuperLU routine (version 3.0) -- Univ. of California Berkeley, Xerox Palo Alto Research Center, and Lawrence Berkeley National Lab. October 15, 2003 </pre> <hr><h2>Define Documentation</h2><a class="anchor" name="c8204d321846eb4b23d563eac7e5bfa7"></a><!-- doxytag: member="zmemory.c::DoubleAlign" ref="c8204d321846eb4b23d563eac7e5bfa7" args="(addr)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define DoubleAlign </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">addr </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> ( ((long int)addr + 7) & ~7L )</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="d3754689b2ab3abc8b3afe4facdd76f3"></a><!-- doxytag: member="zmemory.c::GluIntArray" ref="d3754689b2ab3abc8b3afe4facdd76f3" args="(n)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define GluIntArray </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">n </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> (5 * (n) + 5)</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="b9ccb8b9963ca083d7f36f5d3acc5744"></a><!-- doxytag: member="zmemory.c::NO_MEMTYPE" ref="b9ccb8b9963ca083d7f36f5d3acc5744" args="" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define NO_MEMTYPE 4 </td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="c11b1c3847a3d397e9675de40782134d"></a><!-- doxytag: member="zmemory.c::NotDoubleAlign" ref="c11b1c3847a3d397e9675de40782134d" args="(addr)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define NotDoubleAlign </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">addr </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> ( (long int)addr & 7 )</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="7b2a35bfd2e6c9d03e2a6ccdba9fa847"></a><!-- doxytag: member="zmemory.c::Reduce" ref="7b2a35bfd2e6c9d03e2a6ccdba9fa847" args="(alpha)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define Reduce </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">alpha </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> ((alpha + 1) / 2)</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="1ef4d4db4d5e1fe0719416163e0e51ae"></a><!-- doxytag: member="zmemory.c::StackFull" ref="1ef4d4db4d5e1fe0719416163e0e51ae" args="(x)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define StackFull </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">x </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap> ( x + stack.used >= stack.size )</td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p> </td> </tr></table><a class="anchor" name="70ca807c578a0c495f7ce5edb0215e2b"></a><!-- doxytag: member="zmemory.c::TempSpace" ref="70ca807c578a0c495f7ce5edb0215e2b" args="(m, w)" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">#define TempSpace </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">m, <tr> <td class="md" nowrap align="right"></td> <td class="md"></td> <td class="md" nowrap>w </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top"> ) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr></table><table cellspacing="5" cellpadding="0" border="0"> <tr> <td> </td> <td><p><b>Value:</b><div class="fragment"><pre class="fragment">( (2*w + 4 + <a class="code" href="slu__util_8h.html#9b7b2a5116ee487722b0967317ab6360">NO_MARKER</a>) * m * <span class="keyword">sizeof</span>(<span class="keywordtype">int</span>) + \ (w + 1) * m * <span class="keyword">sizeof</span>(<a class="code" href="structdoublecomplex.html">doublecomplex</a>) )</pre></div> </td> </tr></table><hr><h2>Typedef Documentation</h2><a class="anchor" name="c071de4d8a39e15f13c92a5f60bc16f0"></a><!-- doxytag: member="zmemory.c::ExpHeader" ref="c071de4d8a39e15f13c92a5f60bc16f0" args="" --><p><table class="mdTable" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top">typedef struct <a class="el" href="structe__node.html">e_node</a> <a class="el" href="structe__node.html">ExpHeader</a> </td> </tr> </table> </td> </tr>⌨️ 快捷键说明
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