smemory_dist.c File Reference

Memory utilities. More...

#include "superlu_sdefs.h"

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Functions
void *	suser_malloc_dist (int_t bytes, int_t which_end)
void	suser_free_dist (int_t bytes, int_t which_end)
int_t	sQuerySpace_dist (int_t n, sLUstruct_t *LUstruct, gridinfo_t *grid, SuperLUStat_t *stat, superlu_dist_mem_usage_t *mem_usage)
void	sallocateA_dist (int_t n, int_t nnz, float **a, int_t **asub, int_t **xa)
float *	floatMalloc_dist (int_t n)
float *	floatCalloc_dist (int_t n)
double	sgetLUMem (int_t nodeId, sLUstruct_t *LUstruct, gridinfo3d_t *grid3d)
double	smemForest (sForest_t *sforest, sLUstruct_t *LUstruct, gridinfo3d_t *grid3d)
void	s3D_printMemUse (trf3Dpartition_t *trf3Dpartition, sLUstruct_t *LUstruct, gridinfo3d_t *grid3d)

Variables
SuperLU_LU_stack_t	stack

Detailed Description

Memory utilities.

Copyright (c) 2003, The Regents of the University of California, through Lawrence Berkeley National Laboratory (subject to receipt of any required approvals from U.S. Dept. of Energy)

All rights reserved.

The source code is distributed under BSD license, see the file License.txt at the top-level directory.

-- Distributed SuperLU routine (version 4.0) --
Lawrence Berkeley National Lab, Univ. of California Berkeley.
October 1, 2014

Function Documentation

floatCalloc_dist()

float * floatCalloc_dist

(

int_t

n

)

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floatMalloc_dist()

float * floatMalloc_dist

(

int_t

n

)

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s3D_printMemUse()

void s3D_printMemUse	(	trf3Dpartition_t *	trf3Dpartition,
		sLUstruct_t *	LUstruct,
		gridinfo3d_t *	grid3d
	)

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sallocateA_dist()

void sallocateA_dist	(	int_t	n,
		int_t	nnz,
		float **	a,
		int_t **	asub,
		int_t **	xa
	)

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sgetLUMem()

double sgetLUMem	(	int_t	nodeId,
		sLUstruct_t *	LUstruct,
		gridinfo3d_t *	grid3d
	)

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smemForest()

double smemForest	(	sForest_t *	sforest,
		sLUstruct_t *	LUstruct,
		gridinfo3d_t *	grid3d
	)

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sQuerySpace_dist()

int_t sQuerySpace_dist	(	int_t	n,
		sLUstruct_t *	LUstruct,
		gridinfo_t *	grid,
		SuperLUStat_t *	stat,
		superlu_dist_mem_usage_t *	mem_usage
	)

mem_usage consists of the following fields:

for_lu (float)
     The amount of space used in bytes for the L\U data structures.
total (float)
     The amount of space needed in bytes to perform factorization.
expansions (int)
     Number of memory expansions during the LU factorization.

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suser_free_dist()

void suser_free_dist	(	int_t	bytes,
		int_t	which_end
	)

suser_malloc_dist()

void * suser_malloc_dist	(	int_t	bytes,
		int_t	which_end
	)

Variable Documentation

stack

SuperLU_LU_stack_t stack

extern