lapack_int LAPACKE_cgbrfs( int matrix_layout, char trans, lapack_int n,
lapack_int kl, lapack_int ku, lapack_int nrhs,
const lapack_complex_float* ab, lapack_int ldab,
const lapack_complex_float* afb, lapack_int ldafb,
const lapack_int* ipiv,
const lapack_complex_float* b, lapack_int ldb,
lapack_complex_float* x, lapack_int ldx, float* ferr,
float* berr )
{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbrfs", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
if( LAPACKE_get_nancheck() ) {
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_layout, n, n, kl, ku, ab, ldab ) ) {
return -7;
}
if( LAPACKE_cgb_nancheck( matrix_layout, n, n, kl, kl+ku, afb, ldafb ) ) {
return -9;
}
if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -12;
}
if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) {
return -14;
}
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
if( rwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cgbrfs_work( matrix_layout, trans, n, kl, ku, nrhs, ab, ldab,
afb, ldafb, ipiv, b, ldb, x, ldx, ferr, berr,
work, rwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cgbrfs", info );
}
return info;
}
lapack_logical LAPACKE_chb_nancheck( int matrix_order, char uplo,
lapack_int n, lapack_int kd,
const lapack_complex_float* ab,
lapack_int ldab )
{
if( LAPACKE_lsame( uplo, 'u' ) ) {
return LAPACKE_cgb_nancheck( matrix_order, n, n, 0, kd, ab, ldab );
} else if( LAPACKE_lsame( uplo, 'l' ) ) {
return LAPACKE_cgb_nancheck( matrix_order, n, n, kd, 0, ab, ldab );
}
return (lapack_logical) 0;
}
lapack_int LAPACKE_cgbbrd( int matrix_order, char vect, lapack_int m,
lapack_int n, lapack_int ncc, lapack_int kl,
lapack_int ku, lapack_complex_float* ab,
lapack_int ldab, float* d, float* e,
lapack_complex_float* q, lapack_int ldq,
lapack_complex_float* pt, lapack_int ldpt,
lapack_complex_float* c, lapack_int ldc )
{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbbrd", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_order, m, n, kl, ku, ab, ldab ) ) {
return -8;
}
if( ncc != 0 ) {
if( LAPACKE_cge_nancheck( matrix_order, m, ncc, c, ldc ) ) {
return -16;
}
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,MAX(m,n)) );
if( rwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,MAX(m,n)) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cgbbrd_work( matrix_order, vect, m, n, ncc, kl, ku, ab, ldab,
d, e, q, ldq, pt, ldpt, c, ldc, work, rwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cgbbrd", info );
}
return info;
}
lapack_int LAPACKE_cgbequb( int matrix_layout, lapack_int m, lapack_int n,
lapack_int kl, lapack_int ku,
const lapack_complex_float* ab, lapack_int ldab,
float* r, float* c, float* rowcnd, float* colcnd,
float* amax )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbequb", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_layout, m, n, kl, ku, ab, ldab ) ) {
return -6;
}
#endif
return LAPACKE_cgbequb_work( matrix_layout, m, n, kl, ku, ab, ldab, r, c,
rowcnd, colcnd, amax );
}
lapack_logical LAPACKE_ctb_nancheck( int matrix_layout, char uplo, char diag,
lapack_int n, lapack_int kd,
const lapack_complex_float* ab,
lapack_int ldab )
{
lapack_logical colmaj, upper, unit;
if( ab == NULL ) return (lapack_logical) 0;
colmaj = ( matrix_layout == LAPACK_COL_MAJOR );
upper = LAPACKE_lsame( uplo, 'u' );
unit = LAPACKE_lsame( diag, 'u' );
if( ( !colmaj && ( matrix_layout != LAPACK_ROW_MAJOR ) ) ||
( !upper && !LAPACKE_lsame( uplo, 'l' ) ) ||
( !unit && !LAPACKE_lsame( diag, 'n' ) ) ) {
/* Just exit if any of input parameters are wrong */
return (lapack_logical) 0;
}
if( unit ) {
/* Unit case, diagonal should be excluded from the check for NaN. */
if( colmaj ) {
if( upper ) {
return LAPACKE_cgb_nancheck( matrix_layout, n-1, n-1, 0, kd-1,
&ab[ldab], ldab );
} else {
return LAPACKE_cgb_nancheck( matrix_layout, n-1, n-1, kd-1, 0,
&ab[1], ldab );
}
} else {
if( upper ) {
return LAPACKE_cgb_nancheck( matrix_layout, n-1, n-1, 0, kd-1,
&ab[1], ldab );
} else {
return LAPACKE_cgb_nancheck( matrix_layout, n-1, n-1, kd-1, 0,
&ab[ldab], ldab );
}
}
} else {
/* Non-unit case */
if( upper ) {
return LAPACKE_cgb_nancheck( matrix_layout, n, n, 0, kd, ab, ldab );
} else {
return LAPACKE_cgb_nancheck( matrix_layout, n, n, kd, 0, ab, ldab );
}
}
}
lapack_int LAPACKE_cgbtrs( int matrix_layout, char trans, lapack_int n,
lapack_int kl, lapack_int ku, lapack_int nrhs,
const lapack_complex_float* ab, lapack_int ldab,
const lapack_int* ipiv, lapack_complex_float* b,
lapack_int ldb )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbtrs", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_layout, n, n, kl, kl+ku, ab, ldab ) ) {
return -7;
}
if( LAPACKE_cge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -10;
}
#endif
return LAPACKE_cgbtrs_work( matrix_layout, trans, n, kl, ku, nrhs, ab, ldab,
ipiv, b, ldb );
}
lapack_int LAPACKE_cgbrfsx( int matrix_order, char trans, char equed,
lapack_int n, lapack_int kl, lapack_int ku,
lapack_int nrhs, const lapack_complex_float* ab,
lapack_int ldab, const lapack_complex_float* afb,
lapack_int ldafb, const lapack_int* ipiv,
const float* r, const float* c,
const lapack_complex_float* b, lapack_int ldb,
lapack_complex_float* x, lapack_int ldx,
float* rcond, float* berr, lapack_int n_err_bnds,
float* err_bnds_norm, float* err_bnds_comp,
lapack_int nparams, float* params )
{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbrfsx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_order, n, n, kl, ku, ab, ldab ) ) {
return -8;
}
if( LAPACKE_cgb_nancheck( matrix_order, n, n, kl, kl+ku, afb, ldafb ) ) {
return -10;
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
return -15;
}
if( LAPACKE_lsame( equed, 'b' ) || LAPACKE_lsame( equed, 'c' ) ) {
if( LAPACKE_s_nancheck( n, c, 1 ) ) {
return -14;
}
}
if( nparams>0 ) {
if( LAPACKE_s_nancheck( nparams, params, 1 ) ) {
return -25;
}
}
if( LAPACKE_lsame( equed, 'b' ) || LAPACKE_lsame( equed, 'r' ) ) {
if( LAPACKE_s_nancheck( n, r, 1 ) ) {
return -13;
}
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, x, ldx ) ) {
return -17;
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
if( rwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cgbrfsx_work( matrix_order, trans, equed, n, kl, ku, nrhs,
ab, ldab, afb, ldafb, ipiv, r, c, b, ldb, x,
ldx, rcond, berr, n_err_bnds, err_bnds_norm,
err_bnds_comp, nparams, params, work, rwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cgbrfsx", info );
}
return info;
}
lapack_int LAPACKE_cgbsvx( int matrix_order, char fact, char trans,
lapack_int n, lapack_int kl, lapack_int ku,
lapack_int nrhs, lapack_complex_float* ab,
lapack_int ldab, lapack_complex_float* afb,
lapack_int ldafb, lapack_int* ipiv, char* equed,
float* r, float* c, lapack_complex_float* b,
lapack_int ldb, lapack_complex_float* x,
lapack_int ldx, float* rcond, float* ferr,
float* berr, float* rpivot )
{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbsvx", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_order, n, n, kl, ku, ab, ldab ) ) {
return -8;
}
if( LAPACKE_lsame( fact, 'f' ) ) {
if( LAPACKE_cgb_nancheck( matrix_order, n, n, kl, kl+ku, afb,
ldafb ) ) {
return -10;
}
}
if( LAPACKE_cge_nancheck( matrix_order, n, nrhs, b, ldb ) ) {
return -16;
}
if( LAPACKE_lsame( fact, 'f' ) && ( LAPACKE_lsame( *equed, 'b' ) ||
LAPACKE_lsame( *equed, 'c' ) ) ) {
if( LAPACKE_s_nancheck( n, c, 1 ) ) {
return -15;
}
}
if( LAPACKE_lsame( fact, 'f' ) && ( LAPACKE_lsame( *equed, 'b' ) ||
LAPACKE_lsame( *equed, 'r' ) ) ) {
if( LAPACKE_s_nancheck( n, r, 1 ) ) {
return -14;
}
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) );
if( rwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,2*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cgbsvx_work( matrix_order, fact, trans, n, kl, ku, nrhs, ab,
ldab, afb, ldafb, ipiv, equed, r, c, b, ldb, x,
ldx, rcond, ferr, berr, work, rwork );
/* Backup significant data from working array(s) */
*rpivot = rwork[0];
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cgbsvx", info );
}
return info;
}
