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Import GotoBLAS2 1.13 BSD version codes.

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Xianyi Zhang
2011-01-24 14:54:24 +00:00
commit 342bbc3871
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102
kernel/generic/symm_lcopy_2.c Normal file
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/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#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, offset;
FLOAT data01, data02;
FLOAT *ao1, *ao2;
js = (n >> 1);
while (js > 0){
offset = posX - posY;
if (offset > 0) ao1 = a + posX + 0 + posY * lda; else ao1 = a + posY + (posX + 0) * lda;
if (offset > -1) ao2 = a + posX + 1 + posY * lda; else ao2 = a + posY + (posX + 1) * lda;
i = m;
while (i > 0) {
data01 = *(ao1 + 0);
data02 = *(ao2 + 0);
if (offset > 0) ao1 += lda; else ao1 ++;
if (offset > -1) ao2 += lda; else ao2 ++;
b[ 0] = data01;
b[ 1] = data02;
b += 2;
offset --;
i --;
}
posX += 2;
js --;
}
if (n & 1) {
offset = posX - posY;
if (offset > 0) ao1 = a + posX + 0 + posY * lda; else ao1 = a + posY + (posX + 0) * lda;
i = m;
while (i > 0) {
data01 = *(ao1 + 0);
if (offset > 0) ao1 += lda; else ao1 ++;
b[ 0] = data01;
b ++;
offset --;
i --;
}
}
return 0;
}