LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_clarcm_work()

lapack_int LAPACKE_clarcm_work ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
const float *  a,
lapack_int  lda,
const lapack_complex_float b,
lapack_int  ldb,
lapack_complex_float c,
lapack_int  ldc,
float *  work 
)

Definition at line 35 of file lapacke_clarcm_work.c.

40{
41 lapack_int info = 0;
42 if (matrix_layout == LAPACK_COL_MAJOR) {
43 /* Call LAPACK function */
44 LAPACK_clarcm(&m, &n, a, &lda, b, &ldb, c, &ldc, rwork);
45 } else if (matrix_layout == LAPACK_ROW_MAJOR) {
46 lapack_int lda_t = MAX(1,m);
47 lapack_int ldb_t = MAX(1,m);
48 lapack_int ldc_t = MAX(1,m);
49 float* a_t = NULL;
50 lapack_complex_float* b_t = NULL;
51 lapack_complex_float* c_t = NULL;
52 /* Check leading dimension(s) */
53 if( lda < m ) {
54 info = -5;
55 LAPACKE_xerbla( "LAPACKE_clarcm_work", info );
56 return info;
57 }
58 if( ldb < n ) {
59 info = -7;
60 LAPACKE_xerbla( "LAPACKE_clarcm_work", info );
61 return info;
62 }
63 if( ldc < n ) {
64 info = -9;
65 LAPACKE_xerbla( "LAPACKE_clarcm_work", info );
66 return info;
67 }
68 /* Allocate memory for temporary array(s) */
69 a_t = (float*)
70 LAPACKE_malloc(sizeof(float) * lda_t * MAX(1,m));
72 LAPACKE_malloc(sizeof(lapack_complex_float) * ldb_t * MAX(1,n));
74 LAPACKE_malloc((sizeof(lapack_complex_float) * ldc_t * MAX(1,n)));
75 if (a_t == NULL) {
77 goto exit_level_0;
78 }
79 if (b_t == NULL) {
81 goto exit_level_1;
82 }
83 if (c_t == NULL) {
85 goto exit_level_2;
86 }
87 /* Transpose input matrices */
88 LAPACKE_sge_trans(matrix_layout, m, m, a, lda, a_t, lda_t);
89 LAPACKE_cge_trans(matrix_layout, m, n, b, ldb, b_t, ldb_t);
90 /* Call LAPACK function */
91 LAPACK_clarcm(&m, &n, a_t, &lda_t, b_t, &ldb_t, c_t, &ldc_t, rwork);
92 /* Transpose output matrices */
93 LAPACKE_cge_trans(LAPACK_COL_MAJOR, m, n, c_t, ldc_t, c, ldc);
94 /* Release memory and exit */
95 LAPACKE_free(c_t);
96exit_level_2:
97 LAPACKE_free(b_t);
98exit_level_1:
99 LAPACKE_free(a_t);
100exit_level_0:
101 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
102 LAPACKE_xerbla( "LAPACKE_clarcm_work", info );
103 }
104 } else {
105 info = -1;
106 LAPACKE_xerbla("LAPACKE_clarcm_work", -1);
107 }
108 return info;
109}
#define LAPACK_clarcm
Definition: lapack.h:10364
#define lapack_int
Definition: lapack.h:87
#define lapack_complex_float
Definition: lapack.h:46
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:56
void LAPACKE_xerbla(const char *name, lapack_int info)
void LAPACKE_sge_trans(int matrix_layout, lapack_int m, lapack_int n, const float *in, lapack_int ldin, float *out, lapack_int ldout)
#define MAX(x, y)
Definition: lapacke_utils.h:46
void LAPACKE_cge_trans(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *in, lapack_int ldin, lapack_complex_float *out, lapack_int ldout)
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