F77_chbmv()

void F77_chbmv	(	int *	layout,
		char *	uplow,
		int *	n,
		int *	k,
		CBLAS_TEST_COMPLEX *	alpha,
		CBLAS_TEST_COMPLEX *	a,
		int *	lda,
		CBLAS_TEST_COMPLEX *	x,
		int *	incx,
		CBLAS_TEST_COMPLEX *	beta,
		CBLAS_TEST_COMPLEX *	y,
		int *	incy
	)

Definition at line 175 of file c_cblas2.c.

                                      {
 
CBLAS_TEST_COMPLEX *A;
int i,irow,j,jcol,LDA;
 
  CBLAS_UPLO uplo;
 
  get_uplo_type(uplow,&uplo);
 
  if (*layout == TEST_ROW_MJR) {
     if (uplo != CblasUpper && uplo != CblasLower )
        cblas_chbmv(CblasRowMajor, UNDEFINED, *n, *k, alpha, a, *lda, x,
                 *incx, beta, y, *incy );
     else {
        LDA = *k+2;
        A =(CBLAS_TEST_COMPLEX*)malloc((*n+*k)*LDA*sizeof(CBLAS_TEST_COMPLEX));
        if (uplo == CblasUpper) {
           for( i=0; i<*k; i++ ){
              irow=*k-i;
              jcol=(*k)-i;
              for( j=jcol; j<*n; j++ ) {
                 A[ LDA*(j-jcol)+irow ].real=a[ (*lda)*j+i ].real;
                 A[ LDA*(j-jcol)+irow ].imag=a[ (*lda)*j+i ].imag;
              }
           }
           i=*k;
           irow=*k-i;
           for( j=0; j<*n; j++ ) {
              A[ LDA*j+irow ].real=a[ (*lda)*j+i ].real;
              A[ LDA*j+irow ].imag=a[ (*lda)*j+i ].imag;
           }
        }
        else {
           i=0;
           irow=*k-i;
           for( j=0; j<*n; j++ ) {
              A[ LDA*j+irow ].real=a[ (*lda)*j+i ].real;
              A[ LDA*j+irow ].imag=a[ (*lda)*j+i ].imag;
           }
           for( i=1; i<*k+1; i++ ){
              irow=*k-i;
              jcol=i;
              for( j=jcol; j<(*n+*k); j++ ) {
                 A[ LDA*j+irow ].real=a[ (*lda)*(j-jcol)+i ].real;
                 A[ LDA*j+irow ].imag=a[ (*lda)*(j-jcol)+i ].imag;
              }
           }
        }
        cblas_chbmv( CblasRowMajor, uplo, *n, *k, alpha, A, LDA, x, *incx,
                     beta, y, *incy );
        free(A);
      }
   }
   else if (*layout == TEST_COL_MJR)
     cblas_chbmv(CblasColMajor, uplo, *n, *k, alpha, a, *lda, x, *incx,
                 beta, y, *incy );
   else
     cblas_chbmv(UNDEFINED, uplo, *n, *k, alpha, a, *lda, x, *incx,
                 beta, y, *incy );
}

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