lapack_int LAPACKE_cpotrf_work( int matrix_order, char uplo, lapack_int n,
lapack_complex_float* a, lapack_int lda )
{
lapack_int info = 0;
if( matrix_order == LAPACK_COL_MAJOR ) {
/* Call LAPACK function and adjust info */
LAPACK_cpotrf( &uplo, &n, a, &lda, &info );
if( info < 0 ) {
info = info - 1;
}
} else if( matrix_order == LAPACK_ROW_MAJOR ) {
lapack_int lda_t = MAX(1,n);
lapack_complex_float* a_t = NULL;
/* Check leading dimension(s) */
if( lda < n ) {
info = -5;
LAPACKE_xerbla( "LAPACKE_cpotrf_work", info );
return info;
}
/* Allocate memory for temporary array(s) */
a_t = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
if( a_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_0;
}
/* Transpose input matrices */
LAPACKE_cpo_trans( matrix_order, uplo, n, a, lda, a_t, lda_t );
/* Call LAPACK function and adjust info */
LAPACK_cpotrf( &uplo, &n, a_t, &lda_t, &info );
if( info < 0 ) {
info = info - 1;
}
/* Transpose output matrices */
LAPACKE_cpo_trans( LAPACK_COL_MAJOR, uplo, n, a_t, lda_t, a, lda );
/* Release memory and exit */
LAPACKE_free( a_t );
exit_level_0:
if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cpotrf_work", info );
}
} else {
info = -1;
LAPACKE_xerbla( "LAPACKE_cpotrf_work", info );
}
return info;
}
lapack_int LAPACKE_cposvxx_work( int matrix_layout, char fact, char uplo,
lapack_int n, lapack_int nrhs,
lapack_complex_float* a, lapack_int lda,
lapack_complex_float* af, lapack_int ldaf,
char* equed, float* s, lapack_complex_float* b,
lapack_int ldb, lapack_complex_float* x,
lapack_int ldx, float* rcond, float* rpvgrw,
float* berr, lapack_int n_err_bnds,
float* err_bnds_norm, float* err_bnds_comp,
lapack_int nparams, float* params,
lapack_complex_float* work, float* rwork )
{
lapack_int info = 0;
if( matrix_layout == LAPACK_COL_MAJOR ) {
/* Call LAPACK function and adjust info */
LAPACK_cposvxx( &fact, &uplo, &n, &nrhs, a, &lda, af, &ldaf, equed, s,
b, &ldb, x, &ldx, rcond, rpvgrw, berr, &n_err_bnds,
err_bnds_norm, err_bnds_comp, &nparams, params, work,
rwork, &info );
if( info < 0 ) {
info = info - 1;
}
} else if( matrix_layout == LAPACK_ROW_MAJOR ) {
lapack_int lda_t = MAX(1,n);
lapack_int ldaf_t = MAX(1,n);
lapack_int ldb_t = MAX(1,n);
lapack_int ldx_t = MAX(1,n);
lapack_complex_float* a_t = NULL;
lapack_complex_float* af_t = NULL;
lapack_complex_float* b_t = NULL;
lapack_complex_float* x_t = NULL;
float* err_bnds_norm_t = NULL;
float* err_bnds_comp_t = NULL;
/* Check leading dimension(s) */
if( lda < n ) {
info = -7;
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
return info;
}
if( ldaf < n ) {
info = -9;
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
return info;
}
if( ldb < nrhs ) {
info = -13;
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
return info;
}
if( ldx < nrhs ) {
info = -15;
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
return info;
}
/* Allocate memory for temporary array(s) */
a_t = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * lda_t * MAX(1,n) );
if( a_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_0;
}
af_t = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) * ldaf_t * MAX(1,n) );
if( af_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_1;
}
b_t = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) *
ldb_t * MAX(1,nrhs) );
if( b_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_2;
}
x_t = (lapack_complex_float*)
LAPACKE_malloc( sizeof(lapack_complex_float) *
ldx_t * MAX(1,nrhs) );
if( x_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_3;
}
err_bnds_norm_t = (float*)
LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
if( err_bnds_norm_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_4;
}
err_bnds_comp_t = (float*)
LAPACKE_malloc( sizeof(float) * nrhs * MAX(1,n_err_bnds) );
if( err_bnds_comp_t == NULL ) {
info = LAPACK_TRANSPOSE_MEMORY_ERROR;
goto exit_level_5;
}
/* Transpose input matrices */
LAPACKE_cpo_trans( matrix_layout, uplo, n, a, lda, a_t, lda_t );
if( LAPACKE_lsame( fact, 'f' ) ) {
LAPACKE_cpo_trans( matrix_layout, uplo, n, af, ldaf, af_t, ldaf_t );
}
LAPACKE_cge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t );
/* Call LAPACK function and adjust info */
LAPACK_cposvxx( &fact, &uplo, &n, &nrhs, a_t, &lda_t, af_t, &ldaf_t,
equed, s, b_t, &ldb_t, x_t, &ldx_t, rcond, rpvgrw, berr,
&n_err_bnds, err_bnds_norm_t, err_bnds_comp_t, &nparams,
params, work, rwork, &info );
if( info < 0 ) {
info = info - 1;
}
/* Transpose output matrices */
if( LAPACKE_lsame( fact, 'e' ) && LAPACKE_lsame( *equed, 'y' ) ) {
LAPACKE_cpo_trans( LAPACK_COL_MAJOR, uplo, n, a_t, lda_t, a, lda );
}
if( LAPACKE_lsame( fact, 'e' ) || LAPACKE_lsame( fact, 'n' ) ) {
LAPACKE_cpo_trans( LAPACK_COL_MAJOR, uplo, n, af_t, ldaf_t, af,
ldaf );
}
LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, nrhs, b_t, ldb_t, b, ldb );
LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, nrhs, x_t, ldx_t, x, ldx );
LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_norm_t,
nrhs, err_bnds_norm, n_err_bnds );
LAPACKE_sge_trans( LAPACK_COL_MAJOR, nrhs, n_err_bnds, err_bnds_comp_t,
nrhs, err_bnds_comp, n_err_bnds );
/* Release memory and exit */
LAPACKE_free( err_bnds_comp_t );
exit_level_5:
LAPACKE_free( err_bnds_norm_t );
exit_level_4:
LAPACKE_free( x_t );
exit_level_3:
LAPACKE_free( b_t );
exit_level_2:
LAPACKE_free( af_t );
exit_level_1:
LAPACKE_free( a_t );
exit_level_0:
if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
}
} else {
info = -1;
LAPACKE_xerbla( "LAPACKE_cposvxx_work", info );
}
return info;
}
