LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ cblas_ssbmv()

void cblas_ssbmv ( CBLAS_LAYOUT  layout,
CBLAS_UPLO  Uplo,
const int  N,
const int  K,
const float  alpha,
const float *  A,
const int  lda,
const float *  X,
const int  incX,
const float  beta,
float *  Y,
const int  incY 
)

Definition at line 11 of file cblas_ssbmv.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_K=K, F77_lda=lda, F77_incX=incX, F77_incY=incY;
25 #else
26  #define F77_N N
27  #define F77_K K
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 
40  if (Uplo == CblasUpper) UL = 'U';
41  else if (Uplo == CblasLower) UL = 'L';
42  else
43  {
44  cblas_xerbla(2, "cblas_ssbmv","Illegal Uplo setting, %d\n",Uplo );
45  CBLAS_CallFromC = 0;
46  RowMajorStrg = 0;
47  return;
48  }
49  #ifdef F77_CHAR
50  F77_UL = C2F_CHAR(&UL);
51  #endif
52  F77_ssbmv(F77_UL, &F77_N, &F77_K, &alpha, A, &F77_lda, X,
53  &F77_incX, &beta, Y, &F77_incY);
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_ssbmv","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_ssbmv(F77_UL, &F77_N, &F77_K, &alpha, A, &F77_lda, X,
70  &F77_incX, &beta, Y, &F77_incY);
71  }
72  else cblas_xerbla(1, "cblas_ssbmv", "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_ssbmv
Definition: cblas_f77.h:93
#define F77_K
#define F77_incX
#define F77_UL
#define F77_incY
#define F77_N
#define F77_lda
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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