LAPACK 3.12.1
LAPACK: Linear Algebra PACKage
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◆ F77_sgemmtr()

void F77_sgemmtr ( CBLAS_INT * layout,
char * uplop,
char * transpa,
char * transpb,
CBLAS_INT * n,
CBLAS_INT * k,
float * alpha,
float * a,
CBLAS_INT * lda,
float * b,
CBLAS_INT * ldb,
float * beta,
float * c,
CBLAS_INT * ldc )

Definition at line 78 of file c_sblas3.c.

81 {
82
83 float *A, *B, *C;
84 CBLAS_INT i,j,LDA, LDB, LDC;
85 CBLAS_TRANSPOSE transa, transb;
86 CBLAS_UPLO uplo;
87
88 get_transpose_type(transpa, &transa);
89 get_transpose_type(transpb, &transb);
90 get_uplo_type(uplop, &uplo);
91
92 if (*layout == TEST_ROW_MJR) {
93 if (transa == CblasNoTrans) {
94 LDA = *k+1;
95 A=(float*)malloc((*n)*LDA*sizeof(float));
96 for( i=0; i<*n; i++ )
97 for( j=0; j<*k; j++ ) {
98 A[i*LDA+j]=a[j*(*lda)+i];
99 }
100 }
101 else {
102 LDA = *n+1;
103 A=(float* )malloc(LDA*(*k)*sizeof(float));
104 for( i=0; i<*k; i++ )
105 for( j=0; j<*n; j++ ) {
106 A[i*LDA+j]=a[j*(*lda)+i];
107 }
108 }
109
110 if (transb == CblasNoTrans) {
111 LDB = *n+1;
112 B=(float* )malloc((*k)*LDB*sizeof(float) );
113 for( i=0; i<*k; i++ )
114 for( j=0; j<*n; j++ ) {
115 B[i*LDB+j]=b[j*(*ldb)+i];
116 }
117 }
118 else {
119 LDB = *k+1;
120 B=(float* )malloc(LDB*(*n)*sizeof(float));
121 for( i=0; i<*n; i++ )
122 for( j=0; j<*k; j++ ) {
123 B[i*LDB+j]=b[j*(*ldb)+i];
124 }
125 }
126
127 LDC = *n+1;
128 C=(float* )malloc((*n)*LDC*sizeof(float));
129 for( j=0; j<*n; j++ )
130 for( i=0; i<*n; i++ ) {
131 C[i*LDC+j]=c[j*(*ldc)+i];
132 }
133 cblas_sgemmtr( CblasRowMajor, uplo, transa, transb, *n, *k, *alpha, A, LDA,
134 B, LDB, *beta, C, LDC );
135 for( j=0; j<*n; j++ )
136 for( i=0; i<*n; i++ ) {
137 c[j*(*ldc)+i]=C[i*LDC+j];
138 }
139 free(A);
140 free(B);
141 free(C);
142 }
143 else if (*layout == TEST_COL_MJR)
144 cblas_sgemmtr( CblasColMajor, uplo, transa, transb, *n, *k, *alpha, a, *lda,
145 b, *ldb, *beta, c, *ldc );
146 else
147 cblas_sgemmtr( UNDEFINED, uplo, transa, transb, *n, *k, *alpha, a, *lda,
148 b, *ldb, *beta, c, *ldc );
149}
CBLAS_UPLO
Definition cblas.h:41
void cblas_sgemmtr(CBLAS_LAYOUT layout, CBLAS_UPLO Uplo, CBLAS_TRANSPOSE TransA, CBLAS_TRANSPOSE TransB, const CBLAS_INT N, const CBLAS_INT K, const float alpha, const float *A, const CBLAS_INT lda, const float *B, const CBLAS_INT ldb, const float beta, float *C, const CBLAS_INT ldc)
CBLAS_TRANSPOSE
Definition cblas.h:40
@ CblasNoTrans
Definition cblas.h:40
@ CblasColMajor
Definition cblas.h:39
@ CblasRowMajor
Definition cblas.h:39
#define CBLAS_INT
Definition cblas.h:24
#define UNDEFINED
Definition cblas_test.h:28
#define TEST_ROW_MJR
Definition cblas_test.h:21
#define TEST_COL_MJR
Definition cblas_test.h:25
void get_uplo_type(char *type, CBLAS_UPLO *uplo)
Definition auxiliary.c:18
void get_transpose_type(char *type, CBLAS_TRANSPOSE *trans)
Definition auxiliary.c:8
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