LAPACK 3.12.0
LAPACK: Linear Algebra PACKage
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◆ cblas_dspr()

void API_SUFFIX() cblas_dspr ( const CBLAS_LAYOUT  layout,
const CBLAS_UPLO  Uplo,
const CBLAS_INT  N,
const double  alpha,
const double *  X,
const CBLAS_INT  incX,
double *  Ap 
)

Definition at line 12 of file cblas_dspr.c.

15{
16 char UL;
17#ifdef F77_CHAR
18 F77_CHAR F77_UL;
19#else
20 #define F77_UL &UL
21#endif
22
23#ifdef F77_INT
24 F77_INT F77_N=N, F77_incX=incX;
25#else
26 #define F77_N N
27 #define F77_incX incX
28#endif
29 extern int CBLAS_CallFromC;
30 extern int RowMajorStrg;
31 RowMajorStrg = 0;
33 if (layout == CblasColMajor)
34 {
35 if (Uplo == CblasLower) UL = 'L';
36 else if (Uplo == CblasUpper) UL = 'U';
37 else
38 {
39 API_SUFFIX(cblas_xerbla)(2, "cblas_dspr","Illegal Uplo setting, %d\n",Uplo );
41 RowMajorStrg = 0;
42 return;
43 }
44 #ifdef F77_CHAR
45 F77_UL = C2F_CHAR(&UL);
46 #endif
47
48 F77_dspr(F77_UL, &F77_N, &alpha, X, &F77_incX, Ap);
49
50 } else if (layout == CblasRowMajor)
51 {
52 RowMajorStrg = 1;
53 if (Uplo == CblasLower) UL = 'U';
54 else if (Uplo == CblasUpper) UL = 'L';
55 else
56 {
57 API_SUFFIX(cblas_xerbla)(2, "cblas_dspr","Illegal Uplo setting, %d\n",Uplo );
59 RowMajorStrg = 0;
60 return;
61 }
62 #ifdef F77_CHAR
63 F77_UL = C2F_CHAR(&UL);
64 #endif
65 F77_dspr(F77_UL, &F77_N, &alpha, X, &F77_incX, Ap);
66 } else API_SUFFIX(cblas_xerbla)(1, "cblas_dspr", "Illegal layout setting, %d\n", layout);
68 RowMajorStrg = 0;
69 return;
70}
@ 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_incX
#define F77_N
#define F77_UL
#define F77_INT
#define F77_dspr(...)
Definition cblas_f77.h:341
int CBLAS_CallFromC
int RowMajorStrg
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