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

Definition at line 12 of file cblas_dsymv.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 
36  CBLAS_CallFromC = 1;
37  if (layout == CblasColMajor)
38  {
39  if (Uplo == CblasUpper) UL = 'U';
40  else if (Uplo == CblasLower) UL = 'L';
41  else
42  {
43  cblas_xerbla(2, "cblas_dsymv","Illegal Uplo setting, %d\n",Uplo );
44  CBLAS_CallFromC = 0;
45  RowMajorStrg = 0;
46  return;
47  }
48  #ifdef F77_CHAR
49  F77_UL = C2F_CHAR(&UL);
50  #endif
51  F77_dsymv(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  cblas_xerbla(2, "cblas_dsymv","Illegal Uplo setting, %d\n", Uplo);
62  CBLAS_CallFromC = 0;
63  RowMajorStrg = 0;
64  return;
65  }
66  #ifdef F77_CHAR
67  F77_UL = C2F_CHAR(&UL);
68  #endif
69  F77_dsymv(F77_UL, &F77_N, &alpha,
70  A ,&F77_lda, X,&F77_incX, &beta, Y, &F77_incY);
71  }
72  else cblas_xerbla(1, "cblas_dsymv", "Illegal layout setting, %d\n", layout);
73  CBLAS_CallFromC = 0;
74  RowMajorStrg = 0;
75  return;
76 }
int RowMajorStrg
Definition: cblas_globals.c:2
#define F77_N
#define F77_incY
#define F77_lda
#define F77_incX
#define F77_dsymv
Definition: cblas_f77.h:100
#define F77_UL
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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