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| 1 | +#include "lapacke_utils.h" |
| 2 | + |
| 3 | +lapack_int LAPACKE_zunhr_col_work( int matrix_layout, lapack_int m, lapack_int n, |
| 4 | + lapack_int nb, lapack_complex_double* a, |
| 5 | + lapack_int lda, lapack_complex_double* t, |
| 6 | + lapack_int ldt, lapack_complex_double* d ) |
| 7 | +{ |
| 8 | + lapack_int info = 0; |
| 9 | + if( matrix_layout == LAPACK_COL_MAJOR ) { |
| 10 | + /* Call LAPACK function and adjust info */ |
| 11 | + LAPACK_zunhr_col( &m, &n, &nb, a, &lda, t, &ldt, d, &info ); |
| 12 | + if( info < 0 ) { |
| 13 | + info = info - 1; |
| 14 | + } |
| 15 | + } else if( matrix_layout == LAPACK_ROW_MAJOR ) { |
| 16 | + lapack_int lda_t = MAX(1,m); |
| 17 | + lapack_int ldt_t = MAX(1,MIN(nb,n)); |
| 18 | + lapack_complex_double* a_t = NULL; |
| 19 | + lapack_complex_double* t_t = NULL; |
| 20 | + /* Check leading dimension(s) */ |
| 21 | + if( lda < n ) { |
| 22 | + info = -6; |
| 23 | + LAPACKE_xerbla( "LAPACKE_zunhr_col_work", info ); |
| 24 | + return info; |
| 25 | + } |
| 26 | + if( ldt < n ) { |
| 27 | + info = -8; |
| 28 | + LAPACKE_xerbla( "LAPACKE_zunhr_col_work", info ); |
| 29 | + return info; |
| 30 | + } |
| 31 | + /* Allocate memory for temporary array(s) */ |
| 32 | + a_t = (lapack_complex_double*) |
| 33 | + LAPACKE_malloc( sizeof(lapack_complex_double) * lda_t * MAX(1,n) ); |
| 34 | + if( a_t == NULL ) { |
| 35 | + info = LAPACK_TRANSPOSE_MEMORY_ERROR; |
| 36 | + goto exit_level_0; |
| 37 | + } |
| 38 | + t_t = (lapack_complex_double*) |
| 39 | + LAPACKE_malloc( sizeof(lapack_complex_double) * |
| 40 | + ldt_t * MAX(1,n) ); |
| 41 | + if( t_t == NULL ) { |
| 42 | + info = LAPACK_TRANSPOSE_MEMORY_ERROR; |
| 43 | + goto exit_level_1; |
| 44 | + } |
| 45 | + /* Transpose input matrices */ |
| 46 | + LAPACKE_zge_trans( matrix_layout, m, n, a, lda, a_t, lda_t ); |
| 47 | + /* Call LAPACK function and adjust info */ |
| 48 | + LAPACK_zunhr_col( &m, &n, &nb, a_t, &lda_t, t_t, &ldt_t, d, &info ); |
| 49 | + if( info < 0 ) { |
| 50 | + info = info - 1; |
| 51 | + } |
| 52 | + /* Transpose output matrices */ |
| 53 | + LAPACKE_zge_trans( LAPACK_COL_MAJOR, m, n, a_t, lda_t, a, lda ); |
| 54 | + LAPACKE_zge_trans( LAPACK_COL_MAJOR, ldt, n, t_t, ldt_t, t, |
| 55 | + ldt ); |
| 56 | + /* Release memory and exit */ |
| 57 | + LAPACKE_free( t_t ); |
| 58 | +exit_level_1: |
| 59 | + LAPACKE_free( a_t ); |
| 60 | +exit_level_0: |
| 61 | + if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { |
| 62 | + LAPACKE_xerbla( "LAPACKE_zunhr_col_work", info ); |
| 63 | + } |
| 64 | + } else { |
| 65 | + info = -1; |
| 66 | + LAPACKE_xerbla( "LAPACKE_zunhr_col_work", info ); |
| 67 | + } |
| 68 | + return info; |
| 69 | +} |
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