1 /*
2 *
3 * cblas_ssymm.c
4 * This program is a C interface to ssymm.
5 * Written by Keita Teranishi
6 * 4/8/1998
7 *
8 */
9
10 #include "cblas.h"
11 #include "cblas_f77.h"
cblas_ssymm(const enum CBLAS_ORDER Order,const enum CBLAS_SIDE Side,const enum CBLAS_UPLO Uplo,const int M,const int N,const float alpha,const float * A,const int lda,const float * B,const int ldb,const float beta,float * C,const int ldc)12 void cblas_ssymm(const enum CBLAS_ORDER Order, const enum CBLAS_SIDE Side,
13 const enum CBLAS_UPLO Uplo, const int M, const int N,
14 const float alpha, const float *A, const int lda,
15 const float *B, const int ldb, const float beta,
16 float *C, const int ldc)
17 {
18 char SD, UL;
19 #ifdef F77_CHAR
20 F77_CHAR F77_SD, F77_UL;
21 #else
22 #define F77_SD &SD
23 #define F77_UL &UL
24 #endif
25
26 #ifdef F77_INT
27 F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_ldb=ldb;
28 F77_INT F77_ldc=ldc;
29 #else
30 #define F77_M M
31 #define F77_N N
32 #define F77_lda lda
33 #define F77_ldb ldb
34 #define F77_ldc ldc
35 #endif
36
37 extern int CBLAS_CallFromC;
38 extern int RowMajorStrg;
39 RowMajorStrg = 0;
40 CBLAS_CallFromC = 1;
41
42 if( Order == CblasColMajor )
43 {
44 if( Side == CblasRight) SD='R';
45 else if ( Side == CblasLeft ) SD='L';
46 else
47 {
48 cblas_xerbla(2, "cblas_ssymm",
49 "Illegal Side setting, %d\n", Side);
50 CBLAS_CallFromC = 0;
51 RowMajorStrg = 0;
52 return;
53 }
54
55 if( Uplo == CblasUpper) UL='U';
56 else if ( Uplo == CblasLower ) UL='L';
57 else
58 {
59 cblas_xerbla(3, "cblas_ssymm",
60 "Illegal Uplo setting, %d\n", Uplo);
61 CBLAS_CallFromC = 0;
62 RowMajorStrg = 0;
63 return;
64 }
65
66 #ifdef F77_CHAR
67 F77_UL = C2F_CHAR(&UL);
68 F77_SD = C2F_CHAR(&SD);
69 #endif
70
71 F77_ssymm(F77_SD, F77_UL, &F77_M, &F77_N, &alpha, A, &F77_lda, B, &F77_ldb, &beta, C, &F77_ldc);
72 } else if (Order == CblasRowMajor)
73 {
74 RowMajorStrg = 1;
75 if( Side == CblasRight) SD='L';
76 else if ( Side == CblasLeft ) SD='R';
77 else
78 {
79 cblas_xerbla(2, "cblas_ssymm",
80 "Illegal Side setting, %d\n", Side);
81 CBLAS_CallFromC = 0;
82 RowMajorStrg = 0;
83 return;
84 }
85
86 if( Uplo == CblasUpper) UL='L';
87 else if ( Uplo == CblasLower ) UL='U';
88 else
89 {
90 cblas_xerbla(3, "cblas_ssymm",
91 "Illegal Uplo setting, %d\n", Uplo);
92 CBLAS_CallFromC = 0;
93 RowMajorStrg = 0;
94 return;
95 }
96
97 #ifdef F77_CHAR
98 F77_UL = C2F_CHAR(&UL);
99 F77_SD = C2F_CHAR(&SD);
100 #endif
101
102 F77_ssymm(F77_SD, F77_UL, &F77_N, &F77_M, &alpha, A, &F77_lda, B, &F77_ldb, &beta, C, &F77_ldc);
103 } else cblas_xerbla(1, "cblas_ssymm",
104 "Illegal Order setting, %d\n", Order);
105 CBLAS_CallFromC = 0;
106 RowMajorStrg = 0;
107 return;
108 }
109