F77_zhpr()

void F77_zhpr	(	CBLAS_INT *	layout,
		char *	uplow,
		CBLAS_INT *	n,
		double *	alpha,
		CBLAS_TEST_ZOMPLEX *	x,
		CBLAS_INT *	incx,
		CBLAS_TEST_ZOMPLEX *	ap
	)

Definition at line 591 of file c_zblas2.c.

                                                                             {
  CBLAS_TEST_ZOMPLEX *A, *AP;
  CBLAS_INT i,j,k,LDA;
  CBLAS_UPLO uplo;
 
  get_uplo_type(uplow,&uplo);
 
  if (*layout == TEST_ROW_MJR) {
     if (uplo != CblasUpper && uplo != CblasLower )
        cblas_zhpr(CblasRowMajor, UNDEFINED, *n, *alpha, x, *incx, ap );
     else {
        LDA = *n;
        A = (CBLAS_TEST_ZOMPLEX* )malloc(LDA*LDA*sizeof(CBLAS_TEST_ZOMPLEX ) );
        AP = ( CBLAS_TEST_ZOMPLEX* )malloc( (((LDA+1)*LDA)/2)*
                sizeof( CBLAS_TEST_ZOMPLEX ));
        if (uplo == CblasUpper) {
           for( j=0, k=0; j<*n; j++ )
              for( i=0; i<j+1; i++, k++ ){
                 A[ LDA*i+j ].real=ap[ k ].real;
                 A[ LDA*i+j ].imag=ap[ k ].imag;
              }
           for( i=0, k=0; i<*n; i++ )
              for( j=i; j<*n; j++, k++ ){
                 AP[ k ].real=A[ LDA*i+j ].real;
                 AP[ k ].imag=A[ LDA*i+j ].imag;
              }
        }
        else {
           for( j=0, k=0; j<*n; j++ )
              for( i=j; i<*n; i++, k++ ){
                 A[ LDA*i+j ].real=ap[ k ].real;
                 A[ LDA*i+j ].imag=ap[ k ].imag;
              }
           for( i=0, k=0; i<*n; i++ )
              for( j=0; j<i+1; j++, k++ ){
                 AP[ k ].real=A[ LDA*i+j ].real;
                 AP[ k ].imag=A[ LDA*i+j ].imag;
              }
        }
        cblas_zhpr(CblasRowMajor, uplo, *n, *alpha, x, *incx, AP );
        if (uplo == CblasUpper) {
           for( i=0, k=0; i<*n; i++ )
              for( j=i; j<*n; j++, k++ ){
                 A[ LDA*i+j ].real=AP[ k ].real;
                 A[ LDA*i+j ].imag=AP[ k ].imag;
              }
           for( j=0, k=0; j<*n; j++ )
              for( i=0; i<j+1; i++, k++ ){
                 ap[ k ].real=A[ LDA*i+j ].real;
                 ap[ k ].imag=A[ LDA*i+j ].imag;
              }
        }
        else {
           for( i=0, k=0; i<*n; i++ )
              for( j=0; j<i+1; j++, k++ ){
                 A[ LDA*i+j ].real=AP[ k ].real;
                 A[ LDA*i+j ].imag=AP[ k ].imag;
              }
           for( j=0, k=0; j<*n; j++ )
              for( i=j; i<*n; i++, k++ ){
                 ap[ k ].real=A[ LDA*i+j ].real;
                 ap[ k ].imag=A[ LDA*i+j ].imag;
              }
        }
        free(A);
        free(AP);
     }
  }
  else if (*layout == TEST_COL_MJR)
     cblas_zhpr(CblasColMajor, uplo, *n, *alpha, x, *incx, ap );
  else
     cblas_zhpr(UNDEFINED, uplo, *n, *alpha, x, *incx, ap );
}

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