void F77_dtbsv	(	int *	layout,
		char *	uplow,
		char *	transp,
		char *	diagn,
		int *	n,
		int *	k,
		double *	a,
		int *	lda,
		double *	x,
		int *	incx
	)

Definition at line 271 of file c_dblas2.c.

                                                                         {
  double *A;
  int irow, jcol, i, j, LDA;
  CBLAS_TRANSPOSE trans;
  CBLAS_UPLO uplo;
  CBLAS_DIAG diag;

  get_transpose_type(transp,&trans); 
  get_uplo_type(uplow,&uplo); 
  get_diag_type(diagn,&diag); 

  if (*layout == TEST_ROW_MJR) {
     LDA = *k+1;
     A = ( double* )malloc( (*n+*k)*LDA*sizeof( double ) );
     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 ]=a[ (*lda)*j+i ];
        }
        i=*k;
        irow=*k-i;
        for( j=0; j<*n; j++ )
           A[ LDA*j+irow ]=a[ (*lda)*j+i ];
     }
     else {
        i=0;
        irow=*k-i;
        for( j=0; j<*n; j++ )
           A[ LDA*j+irow ]=a[ (*lda)*j+i ];
        for( i=1; i<*k+1; i++ ){
           irow=*k-i;
           jcol=i;
           for( j=jcol; j<(*n+*k); j++ )
              A[ LDA*j+irow ]=a[ (*lda)*(j-jcol)+i ];
        }
     }
     cblas_dtbsv(CblasRowMajor, uplo, trans, diag, *n, *k, A, LDA, x, *incx);
     free(A);
  }
  else
     cblas_dtbsv(CblasColMajor, uplo, trans, diag, *n, *k, a, *lda, x, *incx);
}

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