SpM Handbook: build/include/spm/c

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Functions
void	c_spmIntFltSortAsc (void **const pbase, const spm_int_t n)
	Integer routines.

void	c_spmIntIntFltSortAsc (void **const pbase, const spm_int_t n)
	Sort 2 arrays simultaneously, the first array is an array of spm_int_t and used as key for sorting. The second array is an array of spm_complex32_t.

int	c_spmConvertCSC2CSR (spmatrix_t *spm)
	convert a matrix in CSC format to a matrix in CSR format.

int	c_spmConvertCSC2IJV (spmatrix_t *spm)
	Convert a matrix in CSC format to a matrix in IJV format.

int	c_spmConvertCSR2CSC (spmatrix_t *spm)
	convert a matrix in CSR format to a matrix in CSC format.

int	c_spmConvertCSR2IJV (spmatrix_t *spm)
	convert a matrix in CSR format to a matrix in IJV format.

int	c_spmConvertIJV2CSC (spmatrix_t *spm)
	convert a matrix in IJV format to a matrix in CSC format.

int	c_spmConvertIJV2CSR (spmatrix_t *spm)
	convert a matrix in IJV format to a matrix in CSR format.

void	c_spm2dense (const spmatrix_t spm, spm_complex32_t A)
	Convert a sparse matrix into a dense matrix.

int	spm_cspmv (spm_trans_t trans, spm_complex32_t alpha, const spmatrix_t A, const spm_complex32_t x, spm_int_t incx, spm_complex32_t beta, spm_complex32_t *y, spm_int_t incy)
	compute the matrix-vector product:

int	spm_cspmm (spm_side_t side, spm_trans_t transA, spm_trans_t transB, spm_int_t K, spm_complex32_t alpha, const spmatrix_t A, const spm_complex32_t B, spm_int_t ldb, spm_complex32_t beta, spm_complex32_t *C, spm_int_t ldc)
	Compute a matrix-matrix product.

float	c_spmNorm (spm_normtype_t ntype, const spmatrix_t *spm)
	Compute the norm of an spm matrix.

float	c_spmNormMat (spm_normtype_t ntype, const spmatrix_t spm, spm_int_t n, const spm_complex32_t A, spm_int_t lda)
	Compute the norm of a dense matrix that follows the distribution of an spm matrix.

void	c_spmSort (spmatrix_t *spm)
	This routine sorts the spm matrix.

spm_int_t	c_spmMergeDuplicate (spmatrix_t *spm)
	This routine merge the multiple entries in a sparse matrix by summing their values together.

int	c_spmGenRHS (spm_rhstype_t type, int nrhs, const spmatrix_t spm, void x, int ldx, void *b, int ldb)
	Generate nrhs right hand side vectors associated to a given matrix to test a problem with a solver.

int	c_spmGenMat (spm_rhstype_t type, int nrhs, const spmatrix_t spm, void alphaptr, unsigned long long int seed, void *A, int lda)
	Generate nrhs right hand side vectors associated to a given matrix to test a problem with a solver.

int	c_spmCheckAxb (spm_fixdbl_t eps, int nrhs, const spmatrix_t spm, void x0, int ldx0, void b, int ldb, const void x, int ldx)
	Check the backward error, and the forward error if x0 is provided.

void	c_spmGatherRHS (int nrhs, const spmatrix_t spm, const spm_complex32_t x, spm_int_t ldx, int root, spm_complex32_t *gx, spm_int_t ldgx)
	Gather all the global C coefficients and store the good ones in local.

void	c_spmReduceRHS (int nrhs, const spmatrix_t spm, spm_complex32_t bglob, spm_int_t ldbg, spm_complex32_t *bloc, spm_int_t ldbl)
	Reduce all the global coefficients of a rhs and store the local ones.

void	c_spmExtractLocalRHS (int nrhs, const spmatrix_t spm, const spm_complex32_t bglob, spm_int_t ldbg, spm_complex32_t *bloc, spm_int_t ldbl)
	Stores the local values of a global RHS in the local one.

void	c_spmPrint (FILE f, const spmatrix_t spm)
	Write a spm matrix in a file.

void	c_spmPrintRHS (FILE f, const spmatrix_t spm, int nrhs, const void *x, spm_int_t ldx)
	Write into a file the vectors associated to a spm.

void	c_spmDensePrint (FILE f, spm_int_t m, spm_int_t n, const spm_complex32_t A, spm_int_t lda)
	Print a dense matrix to the given file.

void	c_spmExpand (const spmatrix_t spm_in, spmatrix_t spm_out)
	Expand a single dof sparse matrix to a multi-dofs sparse matrix.

void	c_spmDofExtend (spmatrix_t *spm)
	Extend a single dof sparse matrix to a multi-dof sparse matrix.

void	c_spmScal (const float alpha, spmatrix_t *spm)
	Scal the spm: A = alpha * A.

int	c_spmRhsGenRndShm (const spmatrix_t spm, spm_complex32_t scale, spm_int_t n, spm_complex32_t A, spm_int_t lda, int shift, unsigned long long int seed)
	Generate a set of vectors of random values in shared memory.

int	c_spmRhsGenRndDist (const spmatrix_t spm, spm_complex32_t alpha, spm_int_t n, spm_complex32_t A, spm_int_t lda, int shift, unsigned long long int seed)
	Generate a set of vectors of random values in distributed memory.

Detailed Description

SParse Matrix package precision dependent header.

Copyright: 2016-2024 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved.

Version: 1.2.4

Author: Pierre Ramet; Mathieu Faverge; Alban Bellot; Tony Delarue; Alycia Lisito

Date: 2024-05-29

Generated arithmetic file from /builds/2mk6rsew/0/fpruvost/spm/include/spm/z_spm.h, normal z -> c, Fri Nov 29 11:34:27 2024

Definition in file c_spm.h.

Functions

Detailed Description