LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ cblas_zhemm()

void cblas_zhemm ( const CBLAS_LAYOUT  layout,
const CBLAS_SIDE  Side,
const CBLAS_UPLO  Uplo,
const int  M,
const int  N,
const void *  alpha,
const void *  A,
const int  lda,
const void *  B,
const int  ldb,
const void *  beta,
void *  C,
const int  ldc 
)

Definition at line 12 of file cblas_zhemm.c.

17 {
18  char SD, UL;
19 #ifdef F77_CHAR
20  F77_CHAR F77_SD, F77_UL;
21 #else
22  #define F77_SD &SD
23  #define F77_UL &UL
24 #endif
25 
26 #ifdef F77_INT
27  F77_INT F77_M=M, F77_N=N, F77_lda=lda, F77_ldb=ldb;
28  F77_INT F77_ldc=ldc;
29 #else
30  #define F77_M M
31  #define F77_N N
32  #define F77_lda lda
33  #define F77_ldb ldb
34  #define F77_ldc ldc
35 #endif
36 
37  extern int CBLAS_CallFromC;
38  extern int RowMajorStrg;
39  RowMajorStrg = 0;
40  CBLAS_CallFromC = 1;
41 
42  if( layout == CblasColMajor )
43  {
44  if( Side == CblasRight) SD='R';
45  else if ( Side == CblasLeft ) SD='L';
46  else
47  {
48  cblas_xerbla(2, "cblas_zhemm", "Illegal Side setting, %d\n", Side);
49  CBLAS_CallFromC = 0;
50  RowMajorStrg = 0;
51  return;
52  }
53 
54  if( Uplo == CblasUpper) UL='U';
55  else if ( Uplo == CblasLower ) UL='L';
56  else
57  {
58  cblas_xerbla(3, "cblas_zhemm", "Illegal Uplo setting, %d\n", Uplo);
59  CBLAS_CallFromC = 0;
60  RowMajorStrg = 0;
61  return;
62  }
63 
64  #ifdef F77_CHAR
65  F77_UL = C2F_CHAR(&UL);
66  F77_SD = C2F_CHAR(&SD);
67  #endif
68 
69  F77_zhemm(F77_SD, F77_UL, &F77_M, &F77_N, alpha, A, &F77_lda,
70  B, &F77_ldb, beta, C, &F77_ldc);
71  } else if (layout == CblasRowMajor)
72  {
73  RowMajorStrg = 1;
74  if( Side == CblasRight) SD='L';
75  else if ( Side == CblasLeft ) SD='R';
76  else
77  {
78  cblas_xerbla(2, "cblas_zhemm", "Illegal Side setting, %d\n", Side);
79  CBLAS_CallFromC = 0;
80  RowMajorStrg = 0;
81  return;
82  }
83 
84  if( Uplo == CblasUpper) UL='L';
85  else if ( Uplo == CblasLower ) UL='U';
86  else
87  {
88  cblas_xerbla(3, "cblas_zhemm", "Illegal Uplo setting, %d\n", Uplo);
89  CBLAS_CallFromC = 0;
90  RowMajorStrg = 0;
91  return;
92  }
93 
94  #ifdef F77_CHAR
95  F77_UL = C2F_CHAR(&UL);
96  F77_SD = C2F_CHAR(&SD);
97  #endif
98 
99  F77_zhemm(F77_SD, F77_UL, &F77_N, &F77_M, alpha, A,
100  &F77_lda, B, &F77_ldb, beta, C, &F77_ldc);
101  }
102  else cblas_xerbla(1, "cblas_zhemm", "Illegal layout setting, %d\n", layout);
103  CBLAS_CallFromC = 0;
104  RowMajorStrg = 0;
105  return;
106 }
#define F77_SD
#define F77_zhemm
Definition: cblas_f77.h:164
#define F77_N
#define F77_lda
#define F77_UL
#define F77_ldc
int CBLAS_CallFromC
Definition: cblas_globals.c:1
#define F77_ldb
#define F77_M
#define N
Definition: example_user.c:10
void cblas_xerbla(int p, const char *rout, const char *form,...)
Definition: cblas_xerbla.c:8
int RowMajorStrg
Definition: cblas_globals.c:2
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