LAPACK 3.12.0
LAPACK: Linear Algebra PACKage
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◆ cblas_ssymv()

void API_SUFFIX() cblas_ssymv ( const CBLAS_LAYOUT  layout,
const CBLAS_UPLO  Uplo,
const CBLAS_INT  N,
const float  alpha,
const float *  A,
const CBLAS_INT  lda,
const float *  X,
const CBLAS_INT  incX,
const float  beta,
float *  Y,
const CBLAS_INT  incY 
)

Definition at line 12 of file cblas_ssymv.c.

17{
18 char UL;
19#ifdef F77_CHAR
20 F77_CHAR F77_UL;
21#else
22 #define F77_UL &UL
23#endif
24#ifdef F77_INT
25 F77_INT F77_N=N, F77_lda=lda, F77_incX=incX, F77_incY=incY;
26#else
27 #define F77_N N
28 #define F77_lda lda
29 #define F77_incX incX
30 #define F77_incY incY
31#endif
32 extern int CBLAS_CallFromC;
33 extern int RowMajorStrg;
34 RowMajorStrg = 0;
35
37 if (layout == CblasColMajor)
38 {
39 if (Uplo == CblasUpper) UL = 'U';
40 else if (Uplo == CblasLower) UL = 'L';
41 else
42 {
43 API_SUFFIX(cblas_xerbla)(2, "cblas_ssymv","Illegal Uplo setting, %d\n",Uplo );
45 RowMajorStrg = 0;
46 return;
47 }
48 #ifdef F77_CHAR
49 F77_UL = C2F_CHAR(&UL);
50 #endif
51 F77_ssymv(F77_UL, &F77_N, &alpha, A, &F77_lda, X,
52 &F77_incX, &beta, Y, &F77_incY);
53 }
54 else if (layout == CblasRowMajor)
55 {
56 RowMajorStrg = 1;
57 if (Uplo == CblasUpper) UL = 'L';
58 else if (Uplo == CblasLower) UL = 'U';
59 else
60 {
61 API_SUFFIX(cblas_xerbla)(2, "cblas_ssymv","Illegal Uplo setting, %d\n", Uplo);
63 RowMajorStrg = 0;
64 return;
65 }
66 #ifdef F77_CHAR
67 F77_UL = C2F_CHAR(&UL);
68 #endif
69 F77_ssymv(F77_UL, &F77_N, &alpha,
70 A ,&F77_lda, X,&F77_incX, &beta, Y, &F77_incY);
71 }
72 else API_SUFFIX(cblas_xerbla)(1, "cblas_ssymv", "Illegal layout setting, %d\n", layout);
74 RowMajorStrg = 0;
75 return;
76}
@ CblasLower
Definition cblas.h:41
@ CblasUpper
Definition cblas.h:41
void cblas_xerbla(CBLAS_INT p, const char *rout, const char *form,...)
@ CblasColMajor
Definition cblas.h:39
@ CblasRowMajor
Definition cblas.h:39
#define API_SUFFIX(a)
Definition cblas.h:57
#define F77_INT
#define F77_ssymv(...)
Definition cblas_f77.h:313
int CBLAS_CallFromC
int RowMajorStrg
#define F77_incX
#define F77_incY
#define F77_N
#define F77_lda
#define F77_UL
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