OpenBLAS/lapack-netlib/CBLAS/src/cblas_chemm.c at v0.3.23 · OpenMathLib/OpenBLAS · GitHub

Name: OpenBLAS/lapack-netlib/CBLAS/src/cblas_chemm.c at v0.3.23 · OpenMathLib/OpenBLAS · GitHub
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/*
 *
 * cblas_chemm.c
 * This program is a C interface to chemm.
 * Written by Keita Teranishi
 * 4/8/1998
 *
 */

#include"cblas.h"
#include"cblas_f77.h"
voidcblas_chemm(constCBLAS_LAYOUTlayout, constCBLAS_SIDESide,
constCBLAS_UPLOUplo, constintM, constintN,
constvoid*alpha, constvoid*A, constintlda,
constvoid*B, constintldb, constvoid*beta,
void*C, constintldc)
{
charSD, UL;
#ifdefF77_CHAR
F77_CHARF77_SD, F77_UL;
#else
#defineF77_SD &SD
#defineF77_UL &UL
#endif

#ifdefF77_INT
F77_INTF77_M=M, F77_N=N, F77_lda=lda, F77_ldb=ldb;
F77_INTF77_ldc=ldc;
#else
#defineF77_M M
#defineF77_N N
#defineF77_lda lda
#defineF77_ldb ldb
#defineF77_ldc ldc
#endif

externintCBLAS_CallFromC;
externintRowMajorStrg;
RowMajorStrg=0;
CBLAS_CallFromC=1;

if( layout==CblasColMajor )
 {
if( Side==CblasRight) SD='R';
elseif ( Side==CblasLeft ) SD='L';
else
 {
cblas_xerbla(2, "cblas_chemm", "Illegal Side setting, %d\n", Side);
CBLAS_CallFromC=0;
RowMajorStrg=0;
return;
 }

if( Uplo==CblasUpper) UL='U';
elseif ( Uplo==CblasLower ) UL='L';
else
 {
cblas_xerbla(3, "cblas_chemm", "Illegal Uplo setting, %d\n", Uplo);
CBLAS_CallFromC=0;
RowMajorStrg=0;
return;
 }

#ifdefF77_CHAR
F77_UL=C2F_CHAR(&UL);
F77_SD=C2F_CHAR(&SD);
#endif

F77_chemm(F77_SD, F77_UL, &F77_M, &F77_N, alpha, A, &F77_lda,
B, &F77_ldb, beta, C, &F77_ldc);
 } elseif (layout==CblasRowMajor)
 {
RowMajorStrg=1;
if( Side==CblasRight) SD='L';
elseif ( Side==CblasLeft ) SD='R';
else
 {
cblas_xerbla(2, "cblas_chemm", "Illegal Side setting, %d\n", Side);
CBLAS_CallFromC=0;
RowMajorStrg=0;
return;
 }

if( Uplo==CblasUpper) UL='L';
elseif ( Uplo==CblasLower ) UL='U';
else
 {
cblas_xerbla(3, "cblas_chemm", "Illegal Uplo setting, %d\n", Uplo);
CBLAS_CallFromC=0;
RowMajorStrg=0;
return;
 }

#ifdefF77_CHAR
F77_UL=C2F_CHAR(&UL);
F77_SD=C2F_CHAR(&SD);
#endif

F77_chemm(F77_SD, F77_UL, &F77_N, &F77_M, alpha, A,
&F77_lda, B, &F77_ldb, beta, C, &F77_ldc);
 }
elsecblas_xerbla(1, "cblas_chemm", "Illegal layout setting, %d\n", layout);
CBLAS_CallFromC=0;
RowMajorStrg=0;
return;
}