LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
void cblas_dsyr ( const CBLAS_LAYOUT  layout,
const CBLAS_UPLO  Uplo,
const int  N,
const double  alpha,
const double *  X,
const int  incX,
double *  A,
const int  lda 
)

Definition at line 12 of file cblas_dsyr.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, F77_lda=lda;
25 #else
26  #define F77_N N
27  #define F77_incX incX
28  #define F77_lda lda
29 #endif
30  extern int CBLAS_CallFromC;
31  extern int RowMajorStrg;
32  RowMajorStrg = 0;
33  CBLAS_CallFromC = 1;
34  if (layout == CblasColMajor)
35  {
36  if (Uplo == CblasLower) UL = 'L';
37  else if (Uplo == CblasUpper) UL = 'U';
38  else
39  {
40  cblas_xerbla(2, "cblas_dsyr","Illegal Uplo setting, %d\n",Uplo );
41  CBLAS_CallFromC = 0;
42  RowMajorStrg = 0;
43  return;
44  }
45  #ifdef F77_CHAR
46  F77_UL = C2F_CHAR(&UL);
47  #endif
48 
49  F77_dsyr(F77_UL, &F77_N, &alpha, X, &F77_incX, A, &F77_lda);
50 
51  } else if (layout == CblasRowMajor)
52  {
53  RowMajorStrg = 1;
54  if (Uplo == CblasLower) UL = 'U';
55  else if (Uplo == CblasUpper) UL = 'L';
56  else
57  {
58  cblas_xerbla(2, "cblas_dsyr","Illegal Uplo setting, %d\n",Uplo );
59  CBLAS_CallFromC = 0;
60  RowMajorStrg = 0;
61  return;
62  }
63  #ifdef F77_CHAR
64  F77_UL = C2F_CHAR(&UL);
65  #endif
66  F77_dsyr(F77_UL, &F77_N, &alpha, X, &F77_incX, A, &F77_lda);
67  } else cblas_xerbla(1, "cblas_dsyr", "Illegal layout setting, %d\n", layout);
68  CBLAS_CallFromC = 0;
69  RowMajorStrg = 0;
70  return;
71 }
int RowMajorStrg
Definition: cblas_globals.c:2
#define F77_dsyr
Definition: cblas_f77.h:104
#define F77_UL
#define F77_incX
#define F77_lda
#define F77_N
int CBLAS_CallFromC
Definition: cblas_globals.c:1
void cblas_xerbla(int p, const char *rout, const char *form,...)
Definition: cblas_xerbla.c:8
#define N
Definition: example_user.c:10

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