361 lines
9.9 KiB
C
361 lines
9.9 KiB
C
/*********************************************************************/
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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>
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#include "common.h"
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int CNAME(BLASLONG m, BLASLONG n, FLOAT *a, BLASLONG lda, FLOAT *b){
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BLASLONG i, j;
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FLOAT *aoffset;
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FLOAT *aoffset1, *aoffset2;
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FLOAT *boffset;
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FLOAT ctemp01, ctemp02, ctemp03, ctemp04;
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FLOAT ctemp05, ctemp06, ctemp07, ctemp08;
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FLOAT ctemp09, ctemp10, ctemp11, ctemp12;
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FLOAT ctemp13, ctemp14, ctemp15, ctemp16;
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FLOAT ctemp17, ctemp18, ctemp19, ctemp20;
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FLOAT ctemp21, ctemp22, ctemp23, ctemp24;
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FLOAT ctemp25, ctemp26, ctemp27, ctemp28;
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FLOAT ctemp29, ctemp30, ctemp31, ctemp32;
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aoffset = a;
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boffset = b;
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lda *= 2;
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#if 0
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fprintf(stderr, "M = %d N = %d\n", m, n);
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#endif
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j = (n >> 3);
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if (j > 0){
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do{
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aoffset1 = aoffset;
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aoffset2 = aoffset + lda;
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aoffset += 16;
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i = (m >> 1);
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if (i > 0){
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do{
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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ctemp05 = *(aoffset1 + 4);
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ctemp06 = *(aoffset1 + 5);
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ctemp07 = *(aoffset1 + 6);
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ctemp08 = *(aoffset1 + 7);
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ctemp09 = *(aoffset1 + 8);
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ctemp10 = *(aoffset1 + 9);
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ctemp11 = *(aoffset1 + 10);
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ctemp12 = *(aoffset1 + 11);
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ctemp13 = *(aoffset1 + 12);
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ctemp14 = *(aoffset1 + 13);
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ctemp15 = *(aoffset1 + 14);
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ctemp16 = *(aoffset1 + 15);
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ctemp17 = *(aoffset2 + 0);
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ctemp18 = *(aoffset2 + 1);
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ctemp19 = *(aoffset2 + 2);
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ctemp20 = *(aoffset2 + 3);
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ctemp21 = *(aoffset2 + 4);
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ctemp22 = *(aoffset2 + 5);
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ctemp23 = *(aoffset2 + 6);
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ctemp24 = *(aoffset2 + 7);
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ctemp25 = *(aoffset2 + 8);
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ctemp26 = *(aoffset2 + 9);
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ctemp27 = *(aoffset2 + 10);
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ctemp28 = *(aoffset2 + 11);
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ctemp29 = *(aoffset2 + 12);
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ctemp30 = *(aoffset2 + 13);
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ctemp31 = *(aoffset2 + 14);
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ctemp32 = *(aoffset2 + 15);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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*(boffset + 4) = -ctemp05;
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*(boffset + 5) = -ctemp06;
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*(boffset + 6) = -ctemp07;
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*(boffset + 7) = -ctemp08;
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*(boffset + 8) = -ctemp09;
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*(boffset + 9) = -ctemp10;
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*(boffset + 10) = -ctemp11;
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*(boffset + 11) = -ctemp12;
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*(boffset + 12) = -ctemp13;
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*(boffset + 13) = -ctemp14;
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*(boffset + 14) = -ctemp15;
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*(boffset + 15) = -ctemp16;
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*(boffset + 16) = -ctemp17;
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*(boffset + 17) = -ctemp18;
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*(boffset + 18) = -ctemp19;
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*(boffset + 19) = -ctemp20;
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*(boffset + 20) = -ctemp21;
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*(boffset + 21) = -ctemp22;
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*(boffset + 22) = -ctemp23;
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*(boffset + 23) = -ctemp24;
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*(boffset + 24) = -ctemp25;
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*(boffset + 25) = -ctemp26;
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*(boffset + 26) = -ctemp27;
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*(boffset + 27) = -ctemp28;
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*(boffset + 28) = -ctemp29;
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*(boffset + 29) = -ctemp30;
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*(boffset + 30) = -ctemp31;
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*(boffset + 31) = -ctemp32;
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aoffset1 += 2 * lda;
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aoffset2 += 2 * lda;
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boffset += 32;
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i --;
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}while(i > 0);
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}
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if (m & 1){
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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ctemp05 = *(aoffset1 + 4);
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ctemp06 = *(aoffset1 + 5);
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ctemp07 = *(aoffset1 + 6);
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ctemp08 = *(aoffset1 + 7);
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ctemp09 = *(aoffset1 + 8);
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ctemp10 = *(aoffset1 + 9);
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ctemp11 = *(aoffset1 + 10);
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ctemp12 = *(aoffset1 + 11);
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ctemp13 = *(aoffset1 + 12);
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ctemp14 = *(aoffset1 + 13);
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ctemp15 = *(aoffset1 + 14);
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ctemp16 = *(aoffset1 + 15);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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*(boffset + 4) = -ctemp05;
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*(boffset + 5) = -ctemp06;
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*(boffset + 6) = -ctemp07;
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*(boffset + 7) = -ctemp08;
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*(boffset + 8) = -ctemp09;
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*(boffset + 9) = -ctemp10;
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*(boffset + 10) = -ctemp11;
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*(boffset + 11) = -ctemp12;
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*(boffset + 12) = -ctemp13;
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*(boffset + 13) = -ctemp14;
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*(boffset + 14) = -ctemp15;
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*(boffset + 15) = -ctemp16;
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boffset += 16;
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}
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j--;
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}while(j > 0);
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} /* end of if(j > 0) */
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if (n & 4){
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aoffset1 = aoffset;
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aoffset2 = aoffset + lda;
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aoffset += 8;
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i = (m >> 1);
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if (i > 0){
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do{
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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ctemp05 = *(aoffset1 + 4);
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ctemp06 = *(aoffset1 + 5);
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ctemp07 = *(aoffset1 + 6);
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ctemp08 = *(aoffset1 + 7);
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ctemp09 = *(aoffset2 + 0);
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ctemp10 = *(aoffset2 + 1);
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ctemp11 = *(aoffset2 + 2);
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ctemp12 = *(aoffset2 + 3);
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ctemp13 = *(aoffset2 + 4);
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ctemp14 = *(aoffset2 + 5);
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ctemp15 = *(aoffset2 + 6);
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ctemp16 = *(aoffset2 + 7);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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*(boffset + 4) = -ctemp05;
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*(boffset + 5) = -ctemp06;
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*(boffset + 6) = -ctemp07;
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*(boffset + 7) = -ctemp08;
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*(boffset + 8) = -ctemp09;
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*(boffset + 9) = -ctemp10;
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*(boffset + 10) = -ctemp11;
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*(boffset + 11) = -ctemp12;
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*(boffset + 12) = -ctemp13;
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*(boffset + 13) = -ctemp14;
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*(boffset + 14) = -ctemp15;
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*(boffset + 15) = -ctemp16;
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aoffset1 += 2 * lda;
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aoffset2 += 2 * lda;
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boffset += 16;
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i --;
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}while(i > 0);
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}
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if (m & 1){
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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ctemp05 = *(aoffset1 + 4);
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ctemp06 = *(aoffset1 + 5);
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ctemp07 = *(aoffset1 + 6);
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ctemp08 = *(aoffset1 + 7);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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*(boffset + 4) = -ctemp05;
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*(boffset + 5) = -ctemp06;
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*(boffset + 6) = -ctemp07;
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*(boffset + 7) = -ctemp08;
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boffset += 8;
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}
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}
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if (n & 2){
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aoffset1 = aoffset;
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aoffset2 = aoffset + lda;
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aoffset += 4;
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i = (m >> 1);
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if (i > 0){
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do{
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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ctemp05 = *(aoffset2 + 0);
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ctemp06 = *(aoffset2 + 1);
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ctemp07 = *(aoffset2 + 2);
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ctemp08 = *(aoffset2 + 3);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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*(boffset + 4) = -ctemp05;
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*(boffset + 5) = -ctemp06;
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*(boffset + 6) = -ctemp07;
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*(boffset + 7) = -ctemp08;
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aoffset1 += 2 * lda;
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aoffset2 += 2 * lda;
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boffset += 8;
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i --;
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}while(i > 0);
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}
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if (m & 1){
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset1 + 2);
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ctemp04 = *(aoffset1 + 3);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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boffset += 4;
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}
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}
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if (n & 1){
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aoffset1 = aoffset;
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aoffset2 = aoffset + lda;
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aoffset += 2;
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i = (m >> 1);
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if (i > 0){
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do{
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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ctemp03 = *(aoffset2 + 0);
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ctemp04 = *(aoffset2 + 1);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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*(boffset + 2) = -ctemp03;
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*(boffset + 3) = -ctemp04;
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aoffset1 += 2 * lda;
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aoffset2 += 2 * lda;
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boffset += 4;
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i --;
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}while(i > 0);
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}
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if (m & 1){
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ctemp01 = *(aoffset1 + 0);
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ctemp02 = *(aoffset1 + 1);
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*(boffset + 0) = -ctemp01;
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*(boffset + 1) = -ctemp02;
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boffset += 2;
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}
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}
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return 0;
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}
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