lapack_logical LAPACKE_zpo_nancheck( int matrix_order, char uplo, lapack_int n, const lapack_complex_double *a, lapack_int lda ) { return LAPACKE_ztr_nancheck( matrix_order, uplo, 'n', n, a, lda ); }
lapack_int LAPACKE_ztrrfs( int matrix_layout, char uplo, char trans, char diag, lapack_int n, lapack_int nrhs, const lapack_complex_double* a, lapack_int lda, const lapack_complex_double* b, lapack_int ldb, const lapack_complex_double* x, lapack_int ldx, double* ferr, double* berr ) { lapack_int info = 0; double* rwork = NULL; lapack_complex_double* work = NULL; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_ztrrfs", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_ztr_nancheck( matrix_layout, uplo, diag, n, a, lda ) ) { return -7; } if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -9; } if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) { return -11; } #endif /* Allocate memory for working array(s) */ rwork = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) ); if( rwork == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } work = (lapack_complex_double*) LAPACKE_malloc( sizeof(lapack_complex_double) * MAX(1,2*n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_ztrrfs_work( matrix_layout, uplo, trans, diag, n, nrhs, a, lda, 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_ztrrfs", info ); } return info; }
lapack_logical LAPACKE_zhs_nancheck( int matrix_order, lapack_int n, const lapack_complex_double *a, lapack_int lda ) { lapack_logical subdiag_nans; if( a == NULL ) return (lapack_logical) 0; /* Check subdiagonal first */ if( matrix_order == LAPACK_COL_MAJOR ) { subdiag_nans = LAPACKE_z_nancheck( n-1, &a[1], lda+1 ); } else if ( matrix_order == LAPACK_ROW_MAJOR ) { subdiag_nans = LAPACKE_z_nancheck( n-1, &a[lda], lda+1 ); } else { return (lapack_logical) 0; } /* Check upper triangular if subdiagonal has no NaNs. */ return subdiag_nans || LAPACKE_ztr_nancheck( matrix_order, 'u', 'n', n, a, lda); }
lapack_int LAPACKE_ztrtrs( int matrix_layout, char uplo, char trans, char diag, lapack_int n, lapack_int nrhs, const lapack_complex_double* a, lapack_int lda, lapack_complex_double* b, lapack_int ldb ) { if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_ztrtrs", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_ztr_nancheck( matrix_layout, uplo, diag, n, a, lda ) ) { return -7; } if( LAPACKE_zge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -9; } #endif return LAPACKE_ztrtrs_work( matrix_layout, uplo, trans, diag, n, nrhs, a, lda, b, ldb ); }
double LAPACKE_zlantr( int matrix_layout, char norm, char uplo, char diag, lapack_int m, lapack_int n, const lapack_complex_double* a, lapack_int lda ) { lapack_int info = 0; double res = 0.; double* work = NULL; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_zlantr", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK if( LAPACKE_get_nancheck() ) { /* Optionally check input matrices for NaNs */ if( LAPACKE_ztr_nancheck( matrix_layout, uplo, diag, MIN(m,n), a, lda ) ) { return -7; } } #endif /* Allocate memory for working array(s) */ if( LAPACKE_lsame( norm, 'i' ) ) { work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,MAX(m,n)) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } } /* Call middle-level interface */ res = LAPACKE_zlantr_work( matrix_layout, norm, uplo, diag, m, n, a, lda, work ); /* Release memory and exit */ if( LAPACKE_lsame( norm, 'i' ) ) { LAPACKE_free( work ); } exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_zlantr", info ); } return res; }
lapack_int LAPACKE_zlascl( int matrix_layout, char type, lapack_int kl, lapack_int ku, double cfrom, double cto, lapack_int m, lapack_int n, lapack_complex_double* a, lapack_int lda ) { if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_zlascl", -1 ); return -1; } #ifndef LAPACK_zISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ switch (type) { case 'G': if( LAPACKE_zge_nancheck( matrix_layout, lda, n, a, lda ) ) { return -9; } break; case 'L': // TYPE = 'L' - lower triangular matrix. if( LAPACKE_ztr_nancheck( matrix_layout, 'L', 'N', n, a, lda ) ) { return -9; } break; case 'U': // TYPE = 'U' - upper triangular matrix if( LAPACKE_ztr_nancheck( matrix_layout, 'U', 'N', n, a, lda ) ) { return -9; } break; case 'H': // TYPE = 'H' - upper Hessenberg matrix if( LAPACKE_zhs_nancheck( matrix_layout, n, a, lda ) ) { return -9; } break; case 'B': // TYPE = 'B' - A is a symmetric band matrix with lower bandwidth KL // and upper bandwidth KU and with the only the lower // half stored. if( LAPACKE_zhb_nancheck( matrix_layout, 'L', n, kl, a, lda ) ) { return -9; } break; case 'Q': // TYPE = 'Q' - A is a symmetric band matrix with lower bandwidth KL // and upper bandwidth KU and with the only the upper // half stored. if( LAPACKE_zhb_nancheck( matrix_layout, 'U', n, ku, a, lda ) ) { return -9; } break; case 'Z': // TYPE = 'Z' - A is a band matrix with lower bandwidth KL and upper // bandwidth KU. See DGBTRF for storage details. if( LAPACKE_zgb_nancheck( matrix_layout, n, n, kl, kl+ku, a, lda ) ) { return -6; } break; } #endif return LAPACKE_zlascl_work( matrix_layout, type, kl, ku, cfrom, cto, m, n, a, lda ); }
lapack_int LAPACKE_zlarfb( int matrix_order, char side, char trans, char direct, char storev, lapack_int m, lapack_int n, lapack_int k, const lapack_complex_double* v, lapack_int ldv, const lapack_complex_double* t, lapack_int ldt, lapack_complex_double* c, lapack_int ldc ) { lapack_int info = 0; lapack_int ldwork = ( side=='l')?n:(( side=='r')?m:1); lapack_complex_double* work = NULL; lapack_int ncols_v, nrows_v; if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_zlarfb", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ ncols_v = LAPACKE_lsame( storev, 'c' ) ? k : ( ( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( side, 'l' ) ) ? m : ( ( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( side, 'r' ) ) ? n : 1) ); nrows_v = ( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( side, 'l' ) ) ? m : ( ( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( side, 'r' ) ) ? n : ( LAPACKE_lsame( storev, 'r' ) ? k : 1) ); if( LAPACKE_zge_nancheck( matrix_order, m, n, c, ldc ) ) { return -13; } if( LAPACKE_zge_nancheck( matrix_order, k, k, t, ldt ) ) { return -11; } if( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( direct, 'f' ) ) { if( LAPACKE_ztr_nancheck( matrix_order, 'l', 'u', k, v, ldv ) ) return -9; if( LAPACKE_zge_nancheck( matrix_order, nrows_v-k, ncols_v, &v[k*ldv], ldv ) ) return -9; } else if( LAPACKE_lsame( storev, 'c' ) && LAPACKE_lsame( direct, 'b' ) ) { if( k > nrows_v ) { LAPACKE_xerbla( "LAPACKE_zlarfb", -8 ); return -8; } if( LAPACKE_ztr_nancheck( matrix_order, 'u', 'u', k, &v[(nrows_v-k)*ldv], ldv ) ) return -9; if( LAPACKE_zge_nancheck( matrix_order, nrows_v-k, ncols_v, v, ldv ) ) return -9; } else if( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( direct, 'f' ) ) { if( LAPACKE_ztr_nancheck( matrix_order, 'u', 'u', k, v, ldv ) ) return -9; if( LAPACKE_zge_nancheck( matrix_order, nrows_v, ncols_v-k, &v[k], ldv ) ) return -9; } else if( LAPACKE_lsame( storev, 'r' ) && LAPACKE_lsame( direct, 'f' ) ) { if( k > ncols_v ) { LAPACKE_xerbla( "LAPACKE_zlarfb", -8 ); return -8; } if( LAPACKE_ztr_nancheck( matrix_order, 'l', 'u', k, &v[ncols_v-k], ldv ) ) return -9; if( LAPACKE_zge_nancheck( matrix_order, nrows_v, ncols_v-k, v, ldv ) ) return -9; } #endif /* Allocate memory for working array(s) */ work = (lapack_complex_double*) LAPACKE_malloc( sizeof(lapack_complex_double) * ldwork * MAX(1,k) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } /* Call middle-level interface */ info = LAPACKE_zlarfb_work( matrix_order, side, trans, direct, storev, m, n, k, v, ldv, t, ldt, c, ldc, work, ldwork ); /* Release memory and exit */ LAPACKE_free( work ); exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_zlarfb", info ); } return info; }