OpenBLAS/kernel/generic/ztrmm_lncopy_1.c

/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin.           */
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/*********************************************************************/

#include <stdio.h>
#include "common.h"

int CNAME(BLASLONG m, BLASLONG n, FLOAT *a, BLASLONG lda, BLASLONG posX, BLASLONG posY, FLOAT *b){

  BLASLONG i, js;
  BLASLONG X;

  FLOAT data01, data02;
  FLOAT *ao1;

  lda += lda;

  js = n;
  if (js > 0){
    do {
      X = posX;

      if (posX <= posY) {
	ao1 = a + posY * 2 + (posX + 0) * lda;
      } else {
	ao1 = a + posX * 2 + (posY + 0) * lda;
      }

      i = m;
      if (i > 0) {
	do {
	  if (X > posY) {
	    data01 = *(ao1 + 0);
	    data02 = *(ao1 + 1);

	    b[ 0] = data01;
	    b[ 1] = data02;

	    ao1 += 2;
	    b += 2;
	  } else
	    if (X < posY) {
	      ao1 += lda;
	      b += 2;

	    } else {
#ifdef UNIT
	      b[ 0] = ONE;
	      b[ 1] = ZERO;
#else
	      data01 = *(ao1 + 0);
	      data02 = *(ao1 + 1);

	      b[ 0] = data01;
	      b[ 1] = data02;
#endif
	      ao1 += 2;
	      b += 2;
	    }

	  X ++;
	  i --;
	} while (i > 0);
      }


      posY ++;
      js --;
    } while (js > 0);
  } /* End of main loop */

  return 0;
}