1 /*
2 *
3 * cblas_dger.c
4 * This program is a C interface to dger.
5 * Written by Keita Teranishi
6 * 4/6/1998
7 *
8 */
9
10 #include "cblas.h"
11 #include "cblas_f77.h"
cblas_dger(const enum CBLAS_ORDER order,const int M,const int N,const double alpha,const double * X,const int incX,const double * Y,const int incY,double * A,const int lda)12 void cblas_dger(const enum CBLAS_ORDER order, const int M, const int N,
13 const double alpha, const double *X, const int incX,
14 const double *Y, const int incY, double *A, const int lda)
15 {
16 #ifdef F77_INT
17 F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_incX=incX, F77_incY=incY;
18 #else
19 #define F77_M M
20 #define F77_N N
21 #define F77_incX incX
22 #define F77_incY incY
23 #define F77_lda lda
24 #endif
25
26 extern int CBLAS_CallFromC;
27 extern int RowMajorStrg;
28 RowMajorStrg = 0;
29
30 CBLAS_CallFromC = 1;
31 if (order == CblasColMajor)
32 {
33 F77_dger( &F77_M, &F77_N, &alpha, X, &F77_incX, Y, &F77_incY, A,
34 &F77_lda);
35 }
36 else if (order == CblasRowMajor)
37 {
38 RowMajorStrg = 1;
39 F77_dger( &F77_N, &F77_M ,&alpha, Y, &F77_incY, X, &F77_incX, A,
40 &F77_lda);
41
42 }
43 else cblas_xerbla(1, "cblas_dger", "Illegal Order setting, %d\n", order);
44 CBLAS_CallFromC = 0;
45 RowMajorStrg = 0;
46 return;
47 }
48