LAPACK  3.6.1
LAPACK: Linear Algebra PACKage
cblas_stpmv.c
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1 /*
2  *
3  * cblas_stpmv.c
4  * This program is a C interface to stpmv.
5  * Written by Keita Teranishi
6  * 4/6/1998
7  *
8  */
9 #include "cblas.h"
10 #include "cblas_f77.h"
11 void cblas_stpmv(const CBLAS_LAYOUT layout, const CBLAS_UPLO Uplo,
12  const CBLAS_TRANSPOSE TransA, const CBLAS_DIAG Diag,
13  const int N, const float *Ap, float *X, const int incX)
14 {
15  char TA;
16  char UL;
17  char DI;
18 #ifdef F77_CHAR
19  F77_CHAR F77_TA, F77_UL, F77_DI;
20 #else
21  #define F77_TA &TA
22  #define F77_UL &UL
23  #define F77_DI &DI
24 #endif
25 #ifdef F77_INT
26  F77_INT F77_N=N, F77_incX=incX;
27 #else
28  #define F77_N N
29  #define F77_incX incX
30 #endif
31  extern int CBLAS_CallFromC;
32  extern int RowMajorStrg;
33  RowMajorStrg = 0;
34 
35  CBLAS_CallFromC = 1;
36  if (layout == CblasColMajor)
37  {
38  if (Uplo == CblasUpper) UL = 'U';
39  else if (Uplo == CblasLower) UL = 'L';
40  else
41  {
42  cblas_xerbla(2, "cblas_stpmv","Illegal Uplo setting, %d\n", Uplo);
43  CBLAS_CallFromC = 0;
44  RowMajorStrg = 0;
45  return;
46  }
47  if (TransA == CblasNoTrans) TA = 'N';
48  else if (TransA == CblasTrans) TA = 'T';
49  else if (TransA == CblasConjTrans) TA = 'C';
50  else
51  {
52  cblas_xerbla(3, "cblas_stpmv","Illegal TransA setting, %d\n", TransA);
53  CBLAS_CallFromC = 0;
54  RowMajorStrg = 0;
55  return;
56  }
57  if (Diag == CblasUnit) DI = 'U';
58  else if (Diag == CblasNonUnit) DI = 'N';
59  else
60  {
61  cblas_xerbla(4, "cblas_stpmv","Illegal Diag setting, %d\n", Diag);
62  CBLAS_CallFromC = 0;
63  RowMajorStrg = 0;
64  return;
65  }
66  #ifdef F77_CHAR
67  F77_UL = C2F_CHAR(&UL);
68  F77_TA = C2F_CHAR(&TA);
69  F77_DI = C2F_CHAR(&DI);
70  #endif
71  F77_stpmv( F77_UL, F77_TA, F77_DI, &F77_N, Ap, X, &F77_incX);
72  }
73  else if (layout == CblasRowMajor)
74  {
75  RowMajorStrg = 1;
76  if (Uplo == CblasUpper) UL = 'L';
77  else if (Uplo == CblasLower) UL = 'U';
78  else
79  {
80  cblas_xerbla(2, "cblas_stpmv","Illegal Uplo setting, %d\n", Uplo);
81  CBLAS_CallFromC = 0;
82  RowMajorStrg = 0;
83  return;
84  }
85 
86  if (TransA == CblasNoTrans) TA = 'T';
87  else if (TransA == CblasTrans) TA = 'N';
88  else if (TransA == CblasConjTrans) TA = 'N';
89  else
90  {
91  cblas_xerbla(3, "cblas_stpmv","Illegal TransA setting, %d\n", TransA);
92  CBLAS_CallFromC = 0;
93  RowMajorStrg = 0;
94  return;
95  }
96 
97  if (Diag == CblasUnit) DI = 'U';
98  else if (Diag == CblasNonUnit) DI = 'N';
99  else
100  {
101  cblas_xerbla(4, "cblas_stpmv","Illegal Diag setting, %d\n", Diag);
102  CBLAS_CallFromC = 0;
103  RowMajorStrg = 0;
104  return;
105  }
106  #ifdef F77_CHAR
107  F77_UL = C2F_CHAR(&UL);
108  F77_TA = C2F_CHAR(&TA);
109  F77_DI = C2F_CHAR(&DI);
110  #endif
111 
112  F77_stpmv( F77_UL, F77_TA, F77_DI, &F77_N, Ap, X,&F77_incX);
113  }
114  else cblas_xerbla(1, "cblas_stpmv", "Illegal layout setting, %d\n", layout);
115  CBLAS_CallFromC = 0;
116  RowMajorStrg = 0;
117  return;
118 }
F77_stpmv
#define F77_stpmv
Definition: cblas_f77.h:130
F77_N
#define F77_N
RowMajorStrg
int RowMajorStrg
Definition: cblas_globals.c:2
F77_incX
#define F77_incX
CBLAS_DIAG
CBLAS_DIAG
Definition: cblas.h:22
CBLAS_TRANSPOSE
CBLAS_TRANSPOSE
Definition: cblas.h:20
F77_DI
#define F77_DI
cblas_stpmv
void cblas_stpmv(const CBLAS_LAYOUT layout, const CBLAS_UPLO Uplo, const CBLAS_TRANSPOSE TransA, const CBLAS_DIAG Diag, const int N, const float *Ap, float *X, const int incX)
Definition: cblas_stpmv.c:11
cblas_f77.h
CBLAS_UPLO
CBLAS_UPLO
Definition: cblas.h:21
CBLAS_LAYOUT
CBLAS_LAYOUT
Definition: cblas.h:19
F77_TA
#define F77_TA
CBLAS_CallFromC
int CBLAS_CallFromC
Definition: cblas_globals.c:1
cblas_xerbla
void cblas_xerbla(int p, const char *rout, const char *form,...)
Definition: cblas_xerbla.c:8
F77_UL
#define F77_UL
N
#define N
Definition: example_user.c:10