LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ cblas_strmv()

void cblas_strmv ( CBLAS_LAYOUT  layout,
CBLAS_UPLO  Uplo,
CBLAS_TRANSPOSE  TransA,
CBLAS_DIAG  Diag,
const int  N,
const float *  A,
const int  lda,
float *  X,
const int  incX 
)

Definition at line 11 of file cblas_strmv.c.

16 {
17  char TA;
18  char UL;
19  char DI;
20 #ifdef F77_CHAR
21  F77_CHAR F77_TA, F77_UL, F77_DI;
22 #else
23  #define F77_TA &TA
24  #define F77_UL &UL
25  #define F77_DI &DI
26 #endif
27 #ifdef F77_INT
28  F77_INT F77_N=N, F77_lda=lda, F77_incX=incX;
29 #else
30  #define F77_N N
31  #define F77_lda lda
32  #define F77_incX incX
33 #endif
34  extern int CBLAS_CallFromC;
35  extern int RowMajorStrg;
36  RowMajorStrg = 0;
37 
38  CBLAS_CallFromC = 1;
39  if (layout == CblasColMajor)
40  {
41  if (Uplo == CblasUpper) UL = 'U';
42  else if (Uplo == CblasLower) UL = 'L';
43  else
44  {
45  cblas_xerbla(2, "cblas_strmv","Illegal Uplo setting, %d\n", Uplo);
46  CBLAS_CallFromC = 0;
47  RowMajorStrg = 0;
48  return;
49  }
50  if (TransA == CblasNoTrans) TA = 'N';
51  else if (TransA == CblasTrans) TA = 'T';
52  else if (TransA == CblasConjTrans) TA = 'C';
53  else
54  {
55  cblas_xerbla(3, "cblas_strmv","Illegal TransA setting, %d\n", TransA);
56  CBLAS_CallFromC = 0;
57  RowMajorStrg = 0;
58  return;
59  }
60  if (Diag == CblasUnit) DI = 'U';
61  else if (Diag == CblasNonUnit) DI = 'N';
62  else
63  {
64  cblas_xerbla(4, "cblas_strmv","Illegal Diag setting, %d\n", Diag);
65  CBLAS_CallFromC = 0;
66  RowMajorStrg = 0;
67  return;
68  }
69  #ifdef F77_CHAR
70  F77_UL = C2F_CHAR(&UL);
71  F77_TA = C2F_CHAR(&TA);
72  F77_DI = C2F_CHAR(&DI);
73  #endif
74  F77_strmv( F77_UL, F77_TA, F77_DI, &F77_N, A, &F77_lda, X,
75  &F77_incX);
76  }
77  else if (layout == CblasRowMajor)
78  {
79  RowMajorStrg = 1;
80  if (Uplo == CblasUpper) UL = 'L';
81  else if (Uplo == CblasLower) UL = 'U';
82  else
83  {
84  cblas_xerbla(2, "cblas_strmv","Illegal Uplo setting, %d\n", Uplo);
85  CBLAS_CallFromC = 0;
86  RowMajorStrg = 0;
87  return;
88  }
89 
90  if (TransA == CblasNoTrans) TA = 'T';
91  else if (TransA == CblasTrans) TA = 'N';
92  else if (TransA == CblasConjTrans) TA = 'N';
93  else
94  {
95  cblas_xerbla(3, "cblas_strmv","Illegal TransA setting, %d\n", TransA);
96  CBLAS_CallFromC = 0;
97  RowMajorStrg = 0;
98  return;
99  }
100 
101  if (Diag == CblasUnit) DI = 'U';
102  else if (Diag == CblasNonUnit) DI = 'N';
103  else
104  {
105  cblas_xerbla(4, "cblas_strmv","Illegal Diag setting, %d\n", Diag);
106  CBLAS_CallFromC = 0;
107  RowMajorStrg = 0;
108  return;
109  }
110  #ifdef F77_CHAR
111  F77_UL = C2F_CHAR(&UL);
112  F77_TA = C2F_CHAR(&TA);
113  F77_DI = C2F_CHAR(&DI);
114  #endif
115  F77_strmv( F77_UL, F77_TA, F77_DI, &F77_N, A, &F77_lda, X,
116  &F77_incX);
117  }
118  else cblas_xerbla(1, "cblas_strmv", "Illegal layout setting, %d\n", layout);
119  CBLAS_CallFromC = 0;
120  RowMajorStrg = 0;
121  return;
122 }
int RowMajorStrg
Definition: cblas_globals.c:2
#define F77_strmv
Definition: cblas_f77.h:128
#define F77_incX
#define F77_TA
#define F77_DI
#define F77_UL
#define F77_N
int CBLAS_CallFromC
Definition: cblas_globals.c:1
#define F77_lda
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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