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<title>SuperLU: SRC/cmemory.c File Reference</title>
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<link href="doxygen.css" rel="stylesheet" type="text/css">
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<link href="tabs.css" rel="stylesheet" type="text/css">
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Main Page
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Data Structures
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Files
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SRC/cmemory.c File ReferenceMemory details. More...
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#include "slu_cdefs.h"
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Defines
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#define StackFull(x) ( x + Glu->stack.used >= Glu->stack.size )
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#define NotDoubleAlign(addr) ( (long int)addr & 7 )
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#define DoubleAlign(addr) ( ((long int)addr + 7) & ~7L )
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#define TempSpace(m, w)
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#define Reduce(alpha) ((alpha + 1) / 2)
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Functions
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void * cexpand (int *prev_len,MemType type,int len_to_copy,int keep_prev,GlobalLU_t *Glu)
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Expand the existing storage to accommodate more fill-ins.
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int cLUWorkInit (int m, int n, int panel_size, int **iworkptr, complex **dworkptr, GlobalLU_t *Glu)
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Allocate known working storage. Returns 0 if success, otherwise returns the number of bytes allocated so far when failure occurred.
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void copy_mem_complex (int, void *, void *)
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void cStackCompress (GlobalLU_t *Glu)
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Compress the work[] array to remove fragmentation.
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void cSetupSpace (void *work, int lwork, GlobalLU_t *Glu)
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Setup the memory model to be used for factorization.
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void * cuser_malloc (int, int, GlobalLU_t *)
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void cuser_free (int, int, GlobalLU_t *)
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void copy_mem_int (int, void *, void *)
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void user_bcopy (char *, char *, int)
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int cQuerySpace (SuperMatrix *L, SuperMatrix *U, mem_usage_t *mem_usage)
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int ilu_cQuerySpace (SuperMatrix *L, SuperMatrix *U, mem_usage_t *mem_usage)
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int cLUMemInit (fact_t fact, void *work, int lwork, int m, int n, int annz, int panel_size, float fill_ratio, SuperMatrix *L, SuperMatrix *U, GlobalLU_t *Glu, int **iwork, complex **dwork)
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Allocate storage for the data structures common to all factor routines.
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void cSetRWork (int m, int panel_size, complex *dworkptr, complex **dense, complex **tempv)
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Set up pointers for real working arrays.
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void cLUWorkFree (int *iwork, complex *dwork, GlobalLU_t *Glu)
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Free the working storage used by factor routines.
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int cLUMemXpand (int jcol, int next, MemType mem_type, int *maxlen, GlobalLU_t *Glu)
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Expand the data structures for L and U during the factorization.
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void callocateA (int n, int nnz, complex **a, int **asub, int **xa)
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Allocate storage for original matrix A.
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complex * complexMalloc (int n)
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complex * complexCalloc (int n)
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int cmemory_usage (const int nzlmax, const int nzumax, const int nzlumax, const int n)
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Detailed Description
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-- SuperLU routine (version 4.0) --
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Lawrence Berkeley National Laboratory.
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June 30, 2009
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Define Documentation
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#define DoubleAlign
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(
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addr
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)
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( ((long int)addr + 7) & ~7L )
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#define NotDoubleAlign
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(
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addr
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)
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( (long int)addr & 7 )
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#define Reduce
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(
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alpha
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)
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((alpha + 1) / 2)
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#define StackFull
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(
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x
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)
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( x + Glu->stack.used >= Glu->stack.size )
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#define TempSpace
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(
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m,
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w
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)
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Value:( (2*w + 4 + NO_MARKER) * m * sizeof(int) + \
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(w + 1) * m * sizeof(complex) )
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