lapack_int LAPACKE_zhsein( int matrix_layout, char job, char eigsrc, char initv, const lapack_logical* select, lapack_int n, const lapack_complex_double* h, lapack_int ldh, lapack_complex_double* w, lapack_complex_double* vl, lapack_int ldvl, lapack_complex_double* vr, lapack_int ldvr, lapack_int mm, lapack_int* m, lapack_int* ifaill, lapack_int* ifailr ) { 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_zhsein", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_zge_nancheck( matrix_layout, n, n, h, ldh ) ) { return -7; } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'l' ) ) { if( LAPACKE_zge_nancheck( matrix_layout, n, mm, vl, ldvl ) ) { return -10; } } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'r' ) ) { if( LAPACKE_zge_nancheck( matrix_layout, n, mm, vr, ldvr ) ) { return -12; } } if( LAPACKE_z_nancheck( n, w, 1 ) ) { return -9; } #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,n) * MAX(1,n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_zhsein_work( matrix_layout, job, eigsrc, initv, select, n, h, ldh, w, vl, ldvl, vr, ldvr, mm, m, work, rwork, ifaill, ifailr ); /* 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_zhsein", info ); } return info; }
int main(void) { /* Local scalars */ char job, job_i; char eigsrc, eigsrc_i; char initv, initv_i; lapack_int n, n_i; lapack_int ldh, ldh_i; lapack_int ldh_r; lapack_int ldvl, ldvl_i; lapack_int ldvl_r; lapack_int ldvr, ldvr_i; lapack_int ldvr_r; lapack_int mm, mm_i; lapack_int m, m_i; lapack_int info, info_i; lapack_int i; int failed; /* Local arrays */ lapack_int *select = NULL, *select_i = NULL; lapack_complex_double *h = NULL, *h_i = NULL; lapack_complex_double *w = NULL, *w_i = NULL; lapack_complex_double *vl = NULL, *vl_i = NULL; lapack_complex_double *vr = NULL, *vr_i = NULL; lapack_complex_double *work = NULL, *work_i = NULL; double *rwork = NULL, *rwork_i = NULL; lapack_int *ifaill = NULL, *ifaill_i = NULL; lapack_int *ifailr = NULL, *ifailr_i = NULL; lapack_complex_double *w_save = NULL; lapack_complex_double *vl_save = NULL; lapack_complex_double *vr_save = NULL; lapack_int *ifaill_save = NULL; lapack_int *ifailr_save = NULL; lapack_complex_double *h_r = NULL; lapack_complex_double *vl_r = NULL; lapack_complex_double *vr_r = NULL; /* Iniitialize the scalar parameters */ init_scalars_zhsein( &job, &eigsrc, &initv, &n, &ldh, &ldvl, &ldvr, &mm ); ldh_r = n+2; ldvl_r = mm+2; ldvr_r = mm+2; job_i = job; eigsrc_i = eigsrc; initv_i = initv; n_i = n; ldh_i = ldh; ldvl_i = ldvl; ldvr_i = ldvr; mm_i = mm; /* Allocate memory for the LAPACK routine arrays */ select = (lapack_int *)LAPACKE_malloc( n * sizeof(lapack_int) ); h = (lapack_complex_double *) LAPACKE_malloc( ldh*n * sizeof(lapack_complex_double) ); w = (lapack_complex_double *) LAPACKE_malloc( n * sizeof(lapack_complex_double) ); vl = (lapack_complex_double *) LAPACKE_malloc( ldvl*mm * sizeof(lapack_complex_double) ); vr = (lapack_complex_double *) LAPACKE_malloc( ldvr*mm * sizeof(lapack_complex_double) ); work = (lapack_complex_double *) LAPACKE_malloc( n*n * sizeof(lapack_complex_double) ); rwork = (double *)LAPACKE_malloc( n * sizeof(double) ); ifaill = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); ifailr = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); /* Allocate memory for the C interface function arrays */ select_i = (lapack_int *)LAPACKE_malloc( n * sizeof(lapack_int) ); h_i = (lapack_complex_double *) LAPACKE_malloc( ldh*n * sizeof(lapack_complex_double) ); w_i = (lapack_complex_double *) LAPACKE_malloc( n * sizeof(lapack_complex_double) ); vl_i = (lapack_complex_double *) LAPACKE_malloc( ldvl*mm * sizeof(lapack_complex_double) ); vr_i = (lapack_complex_double *) LAPACKE_malloc( ldvr*mm * sizeof(lapack_complex_double) ); work_i = (lapack_complex_double *) LAPACKE_malloc( n*n * sizeof(lapack_complex_double) ); rwork_i = (double *)LAPACKE_malloc( n * sizeof(double) ); ifaill_i = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); ifailr_i = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); /* Allocate memory for the backup arrays */ w_save = (lapack_complex_double *) LAPACKE_malloc( n * sizeof(lapack_complex_double) ); vl_save = (lapack_complex_double *) LAPACKE_malloc( ldvl*mm * sizeof(lapack_complex_double) ); vr_save = (lapack_complex_double *) LAPACKE_malloc( ldvr*mm * sizeof(lapack_complex_double) ); ifaill_save = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); ifailr_save = (lapack_int *)LAPACKE_malloc( mm * sizeof(lapack_int) ); /* Allocate memory for the row-major arrays */ h_r = (lapack_complex_double *) LAPACKE_malloc( n*(n+2) * sizeof(lapack_complex_double) ); vl_r = (lapack_complex_double *) LAPACKE_malloc( n*(mm+2) * sizeof(lapack_complex_double) ); vr_r = (lapack_complex_double *) LAPACKE_malloc( n*(mm+2) * sizeof(lapack_complex_double) ); /* Initialize input arrays */ init_select( n, select ); init_h( ldh*n, h ); init_w( n, w ); init_vl( ldvl*mm, vl ); init_vr( ldvr*mm, vr ); init_work( n*n, work ); init_rwork( n, rwork ); init_ifaill( mm, ifaill ); init_ifailr( mm, ifailr ); /* Backup the ouptut arrays */ for( i = 0; i < n; i++ ) { w_save[i] = w[i]; } for( i = 0; i < ldvl*mm; i++ ) { vl_save[i] = vl[i]; } for( i = 0; i < ldvr*mm; i++ ) { vr_save[i] = vr[i]; } for( i = 0; i < mm; i++ ) { ifaill_save[i] = ifaill[i]; } for( i = 0; i < mm; i++ ) { ifailr_save[i] = ifailr[i]; } /* Call the LAPACK routine */ zhsein_( &job, &eigsrc, &initv, select, &n, h, &ldh, w, vl, &ldvl, vr, &ldvr, &mm, &m, work, rwork, ifaill, ifailr, &info ); /* Initialize input data, call the column-major middle-level * interface to LAPACK routine and check the results */ for( i = 0; i < n; i++ ) { select_i[i] = select[i]; } for( i = 0; i < ldh*n; i++ ) { h_i[i] = h[i]; } for( i = 0; i < n; i++ ) { w_i[i] = w_save[i]; } for( i = 0; i < ldvl*mm; i++ ) { vl_i[i] = vl_save[i]; } for( i = 0; i < ldvr*mm; i++ ) { vr_i[i] = vr_save[i]; } for( i = 0; i < n*n; i++ ) { work_i[i] = work[i]; } for( i = 0; i < n; i++ ) { rwork_i[i] = rwork[i]; } for( i = 0; i < mm; i++ ) { ifaill_i[i] = ifaill_save[i]; } for( i = 0; i < mm; i++ ) { ifailr_i[i] = ifailr_save[i]; } info_i = LAPACKE_zhsein_work( LAPACK_COL_MAJOR, job_i, eigsrc_i, initv_i, select_i, n_i, h_i, ldh_i, w_i, vl_i, ldvl_i, vr_i, ldvr_i, mm_i, &m_i, work_i, rwork_i, ifaill_i, ifailr_i ); failed = compare_zhsein( w, w_i, vl, vl_i, vr, vr_i, m, m_i, ifaill, ifaill_i, ifailr, ifailr_i, info, info_i, job, ldvl, ldvr, mm, n ); if( failed == 0 ) { printf( "PASSED: column-major middle-level interface to zhsein\n" ); } else { printf( "FAILED: column-major middle-level interface to zhsein\n" ); } /* Initialize input data, call the column-major high-level * interface to LAPACK routine and check the results */ for( i = 0; i < n; i++ ) { select_i[i] = select[i]; } for( i = 0; i < ldh*n; i++ ) { h_i[i] = h[i]; } for( i = 0; i < n; i++ ) { w_i[i] = w_save[i]; } for( i = 0; i < ldvl*mm; i++ ) { vl_i[i] = vl_save[i]; } for( i = 0; i < ldvr*mm; i++ ) { vr_i[i] = vr_save[i]; } for( i = 0; i < n*n; i++ ) { work_i[i] = work[i]; } for( i = 0; i < n; i++ ) { rwork_i[i] = rwork[i]; } for( i = 0; i < mm; i++ ) { ifaill_i[i] = ifaill_save[i]; } for( i = 0; i < mm; i++ ) { ifailr_i[i] = ifailr_save[i]; } info_i = LAPACKE_zhsein( LAPACK_COL_MAJOR, job_i, eigsrc_i, initv_i, select_i, n_i, h_i, ldh_i, w_i, vl_i, ldvl_i, vr_i, ldvr_i, mm_i, &m_i, ifaill_i, ifailr_i ); failed = compare_zhsein( w, w_i, vl, vl_i, vr, vr_i, m, m_i, ifaill, ifaill_i, ifailr, ifailr_i, info, info_i, job, ldvl, ldvr, mm, n ); if( failed == 0 ) { printf( "PASSED: column-major high-level interface to zhsein\n" ); } else { printf( "FAILED: column-major high-level interface to zhsein\n" ); } /* Initialize input data, call the row-major middle-level * interface to LAPACK routine and check the results */ for( i = 0; i < n; i++ ) { select_i[i] = select[i]; } for( i = 0; i < ldh*n; i++ ) { h_i[i] = h[i]; } for( i = 0; i < n; i++ ) { w_i[i] = w_save[i]; } for( i = 0; i < ldvl*mm; i++ ) { vl_i[i] = vl_save[i]; } for( i = 0; i < ldvr*mm; i++ ) { vr_i[i] = vr_save[i]; } for( i = 0; i < n*n; i++ ) { work_i[i] = work[i]; } for( i = 0; i < n; i++ ) { rwork_i[i] = rwork[i]; } for( i = 0; i < mm; i++ ) { ifaill_i[i] = ifaill_save[i]; } for( i = 0; i < mm; i++ ) { ifailr_i[i] = ifailr_save[i]; } LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, n, h_i, ldh, h_r, n+2 ); if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'l' ) ) { LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, mm, vl_i, ldvl, vl_r, mm+2 ); } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'r' ) ) { LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, mm, vr_i, ldvr, vr_r, mm+2 ); } info_i = LAPACKE_zhsein_work( LAPACK_ROW_MAJOR, job_i, eigsrc_i, initv_i, select_i, n_i, h_r, ldh_r, w_i, vl_r, ldvl_r, vr_r, ldvr_r, mm_i, &m_i, work_i, rwork_i, ifaill_i, ifailr_i ); if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'l' ) ) { LAPACKE_zge_trans( LAPACK_ROW_MAJOR, n, mm, vl_r, mm+2, vl_i, ldvl ); } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'r' ) ) { LAPACKE_zge_trans( LAPACK_ROW_MAJOR, n, mm, vr_r, mm+2, vr_i, ldvr ); } failed = compare_zhsein( w, w_i, vl, vl_i, vr, vr_i, m, m_i, ifaill, ifaill_i, ifailr, ifailr_i, info, info_i, job, ldvl, ldvr, mm, n ); if( failed == 0 ) { printf( "PASSED: row-major middle-level interface to zhsein\n" ); } else { printf( "FAILED: row-major middle-level interface to zhsein\n" ); } /* Initialize input data, call the row-major high-level * interface to LAPACK routine and check the results */ for( i = 0; i < n; i++ ) { select_i[i] = select[i]; } for( i = 0; i < ldh*n; i++ ) { h_i[i] = h[i]; } for( i = 0; i < n; i++ ) { w_i[i] = w_save[i]; } for( i = 0; i < ldvl*mm; i++ ) { vl_i[i] = vl_save[i]; } for( i = 0; i < ldvr*mm; i++ ) { vr_i[i] = vr_save[i]; } for( i = 0; i < n*n; i++ ) { work_i[i] = work[i]; } for( i = 0; i < n; i++ ) { rwork_i[i] = rwork[i]; } for( i = 0; i < mm; i++ ) { ifaill_i[i] = ifaill_save[i]; } for( i = 0; i < mm; i++ ) { ifailr_i[i] = ifailr_save[i]; } /* Init row_major arrays */ LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, n, h_i, ldh, h_r, n+2 ); if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'l' ) ) { LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, mm, vl_i, ldvl, vl_r, mm+2 ); } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'r' ) ) { LAPACKE_zge_trans( LAPACK_COL_MAJOR, n, mm, vr_i, ldvr, vr_r, mm+2 ); } info_i = LAPACKE_zhsein( LAPACK_ROW_MAJOR, job_i, eigsrc_i, initv_i, select_i, n_i, h_r, ldh_r, w_i, vl_r, ldvl_r, vr_r, ldvr_r, mm_i, &m_i, ifaill_i, ifailr_i ); if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'l' ) ) { LAPACKE_zge_trans( LAPACK_ROW_MAJOR, n, mm, vl_r, mm+2, vl_i, ldvl ); } if( LAPACKE_lsame( job, 'b' ) || LAPACKE_lsame( job, 'r' ) ) { LAPACKE_zge_trans( LAPACK_ROW_MAJOR, n, mm, vr_r, mm+2, vr_i, ldvr ); } failed = compare_zhsein( w, w_i, vl, vl_i, vr, vr_i, m, m_i, ifaill, ifaill_i, ifailr, ifailr_i, info, info_i, job, ldvl, ldvr, mm, n ); if( failed == 0 ) { printf( "PASSED: row-major high-level interface to zhsein\n" ); } else { printf( "FAILED: row-major high-level interface to zhsein\n" ); } /* Release memory */ if( select != NULL ) { LAPACKE_free( select ); } if( select_i != NULL ) { LAPACKE_free( select_i ); } if( h != NULL ) { LAPACKE_free( h ); } if( h_i != NULL ) { LAPACKE_free( h_i ); } if( h_r != NULL ) { LAPACKE_free( h_r ); } if( w != NULL ) { LAPACKE_free( w ); } if( w_i != NULL ) { LAPACKE_free( w_i ); } if( w_save != NULL ) { LAPACKE_free( w_save ); } if( vl != NULL ) { LAPACKE_free( vl ); } if( vl_i != NULL ) { LAPACKE_free( vl_i ); } if( vl_r != NULL ) { LAPACKE_free( vl_r ); } if( vl_save != NULL ) { LAPACKE_free( vl_save ); } if( vr != NULL ) { LAPACKE_free( vr ); } if( vr_i != NULL ) { LAPACKE_free( vr_i ); } if( vr_r != NULL ) { LAPACKE_free( vr_r ); } if( vr_save != NULL ) { LAPACKE_free( vr_save ); } if( work != NULL ) { LAPACKE_free( work ); } if( work_i != NULL ) { LAPACKE_free( work_i ); } if( rwork != NULL ) { LAPACKE_free( rwork ); } if( rwork_i != NULL ) { LAPACKE_free( rwork_i ); } if( ifaill != NULL ) { LAPACKE_free( ifaill ); } if( ifaill_i != NULL ) { LAPACKE_free( ifaill_i ); } if( ifaill_save != NULL ) { LAPACKE_free( ifaill_save ); } if( ifailr != NULL ) { LAPACKE_free( ifailr ); } if( ifailr_i != NULL ) { LAPACKE_free( ifailr_i ); } if( ifailr_save != NULL ) { LAPACKE_free( ifailr_save ); } return 0; }