Blame thirdparty/openblas/xianyi-OpenBLAS-e6e87a2/driver/level2/zher2_k.c

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/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin.           */
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/* All rights reserved.                                              */
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/*                                                                   */
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/* Redistribution and use in source and binary forms, with or        */
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/* without modification, are permitted provided that the following   */
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/* conditions are met:                                               */
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/*                                                                   */
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/*   1. Redistributions of source code must retain the above         */
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/*      copyright notice, this list of conditions and the following  */
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/*      disclaimer.                                                  */
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/*                                                                   */
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/*   2. Redistributions in binary form must reproduce the above      */
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/*      copyright notice, this list of conditions and the following  */
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/*      disclaimer in the documentation and/or other materials       */
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/*      provided with the distribution.                              */
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/*                                                                   */
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/*    THIS  SOFTWARE IS PROVIDED  BY THE  UNIVERSITY OF  TEXAS AT    */
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/*    AUSTIN  ``AS IS''  AND ANY  EXPRESS OR  IMPLIED WARRANTIES,    */
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/*    INCLUDING, BUT  NOT LIMITED  TO, THE IMPLIED  WARRANTIES OF    */
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/*    MERCHANTABILITY  AND FITNESS FOR  A PARTICULAR  PURPOSE ARE    */
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/*    DISCLAIMED.  IN  NO EVENT SHALL THE UNIVERSITY  OF TEXAS AT    */
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/*    AUSTIN OR CONTRIBUTORS BE  LIABLE FOR ANY DIRECT, INDIRECT,    */
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/*    INCIDENTAL,  SPECIAL, EXEMPLARY,  OR  CONSEQUENTIAL DAMAGES    */
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/*    (INCLUDING, BUT  NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE    */
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/*    GOODS  OR  SERVICES; LOSS  OF  USE,  DATA,  OR PROFITS;  OR    */
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/*    BUSINESS INTERRUPTION) HOWEVER CAUSED  AND ON ANY THEORY OF    */
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/*    LIABILITY, WHETHER  IN CONTRACT, STRICT  LIABILITY, OR TORT    */
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/*    (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING IN ANY WAY OUT    */
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/*    OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF ADVISED  OF  THE    */
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/*    POSSIBILITY OF SUCH DAMAGE.                                    */
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/*                                                                   */
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/* The views and conclusions contained in the software and           */
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/* documentation are those of the authors and should not be          */
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/* interpreted as representing official policies, either expressed   */
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/* or implied, of The University of Texas at Austin.                 */
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/*********************************************************************/
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#include <stdio.h></stdio.h>
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#include <ctype.h></ctype.h>
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#include "common.h"
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int CNAME(BLASLONG m, FLOAT alpha_r, FLOAT alpha_i,
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	 FLOAT *x, BLASLONG incx, 
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	 FLOAT *y, BLASLONG incy, FLOAT *a, BLASLONG lda, FLOAT *buffer){
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  BLASLONG i;
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  FLOAT *X, *Y;
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  X = x;
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  Y = y;
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  lda *= 2;
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  if (incx != 1) {
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    COPY_K(m, x, incx, buffer, 1);
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    X = buffer;
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  }
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  if (incy != 1) {
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    COPY_K(m, y, incy, (FLOAT *)((BLASLONG)buffer + (BUFFER_SIZE / 2)), 1);
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    Y = (FLOAT *)((BLASLONG)buffer + (BUFFER_SIZE / 2));
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  }
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  for (i = 0; i < m; i++){
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#ifndef HEMVREV
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#ifndef LOWER
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    AXPYU_K(i + 1, 0, 0, 
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	    alpha_r * X[i * 2 + 0] - alpha_i * X[i * 2 + 1],
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	  - alpha_i * X[i * 2 + 0] - alpha_r * X[i * 2 + 1],
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	    Y,     1, a, 1, NULL, 0);
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    AXPYU_K(i + 1, 0, 0,
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	    alpha_r * Y[i * 2 + 0] + alpha_i * Y[i * 2 + 1],
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	    alpha_i * Y[i * 2 + 0] - alpha_r * Y[i * 2 + 1],
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	    X,     1, a, 1, NULL, 0);
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    a[i * 2 + 1] = ZERO;
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    a += lda;
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#else
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    AXPYU_K(m - i, 0, 0,
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	    alpha_r * X[i * 2 + 0] - alpha_i * X[i * 2 + 1],
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	  - alpha_i * X[i * 2 + 0] - alpha_r * X[i * 2 + 1],
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	    Y + i * 2, 1, a, 1, NULL, 0);
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    AXPYU_K(m - i, 0, 0,
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	    alpha_r * Y[i * 2 + 0] + alpha_i * Y[i * 2 + 1],
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	    alpha_i * Y[i * 2 + 0] - alpha_r * Y[i * 2 + 1],
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	    X + i * 2, 1, a, 1, NULL, 0);
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    a[1] = ZERO;
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    a += 2 + lda;
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#endif
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#else
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#ifndef LOWER
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    AXPYC_K(i + 1, 0, 0, 
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	    alpha_r * X[i * 2 + 0] - alpha_i * X[i * 2 + 1],
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	    alpha_i * X[i * 2 + 0] + alpha_r * X[i * 2 + 1],
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	    Y,     1, a, 1, NULL, 0);
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    AXPYC_K(i + 1, 0, 0,
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	    alpha_r * Y[i * 2 + 0] + alpha_i * Y[i * 2 + 1],
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	  - alpha_i * Y[i * 2 + 0] + alpha_r * Y[i * 2 + 1],
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	    X,     1, a, 1, NULL, 0);
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    a[i * 2 + 1] = ZERO;
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    a += lda;
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#else
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    AXPYC_K(m - i, 0, 0,
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	    alpha_r * X[i * 2 + 0] - alpha_i * X[i * 2 + 1],
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	    alpha_i * X[i * 2 + 0] + alpha_r * X[i * 2 + 1],
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	    Y + i * 2, 1, a, 1, NULL, 0);
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    AXPYC_K(m - i, 0, 0,
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	    alpha_r * Y[i * 2 + 0] + alpha_i * Y[i * 2 + 1],
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	  - alpha_i * Y[i * 2 + 0] + alpha_r * Y[i * 2 + 1],
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	    X + i * 2, 1, a, 1, NULL, 0);
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    a[1] = ZERO;
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    a += 2 + lda;
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#endif
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#endif
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    }
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  return 0;
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}