418 lines
11 KiB
C
418 lines
11 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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#include <immintrin.h>
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int CNAME(BLASLONG m, BLASLONG n, FLOAT * __restrict a, BLASLONG lda, FLOAT * __restrict b){
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BLASLONG i, j;
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FLOAT *aoffset;
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FLOAT *aoffset1, *aoffset2, *aoffset3, *aoffset4;
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FLOAT *aoffset5, *aoffset6, *aoffset7, *aoffset8;
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FLOAT *boffset, *boffset1, *boffset2, *boffset3, *boffset4;
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FLOAT ctemp01, ctemp02, ctemp03, ctemp04;
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FLOAT ctemp05, ctemp06, ctemp07, ctemp08;
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aoffset = a;
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boffset = b;
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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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boffset2 = b + m * (n & ~7);
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boffset3 = b + m * (n & ~3);
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boffset4 = b + m * (n & ~1);
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j = (m >> 3);
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if (j > 0){
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do{
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aoffset1 = aoffset;
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aoffset2 = aoffset1 + lda;
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aoffset3 = aoffset2 + lda;
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aoffset4 = aoffset3 + lda;
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aoffset5 = aoffset4 + lda;
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aoffset6 = aoffset5 + lda;
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aoffset7 = aoffset6 + lda;
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aoffset8 = aoffset7 + lda;
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aoffset += 8 * lda;
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boffset1 = boffset;
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boffset += 64;
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i = (n >> 3);
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if (i > 0){
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do{
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__m512d row1, row2, row3, row4, row5, row6, row7, row8;
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row1 = _mm512_loadu_pd(aoffset1);
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aoffset1 += 8;
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row2 = _mm512_loadu_pd(aoffset2);
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aoffset2 += 8;
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row3 = _mm512_loadu_pd(aoffset3);
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aoffset3 += 8;
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row4 = _mm512_loadu_pd(aoffset4);
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aoffset4 += 8;
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row5 = _mm512_loadu_pd(aoffset5);
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aoffset5 += 8;
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row6 = _mm512_loadu_pd(aoffset6);
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aoffset6 += 8;
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row7 = _mm512_loadu_pd(aoffset7);
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aoffset7 += 8;
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row8 = _mm512_loadu_pd(aoffset8);
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aoffset8 += 8;
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_mm512_storeu_pd(boffset1 + 0, row1);
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_mm512_storeu_pd(boffset1 + 8, row2);
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_mm512_storeu_pd(boffset1 + 16, row3);
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_mm512_storeu_pd(boffset1 + 24, row4);
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_mm512_storeu_pd(boffset1 + 32, row5);
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_mm512_storeu_pd(boffset1 + 40, row6);
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_mm512_storeu_pd(boffset1 + 48, row7);
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_mm512_storeu_pd(boffset1 + 56, row8);
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boffset1 += m * 8;
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i --;
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}while(i > 0);
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}
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if (n & 4){
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__m256d row1, row2, row3, row4, row5, row6, row7, row8;
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row1 = _mm256_loadu_pd(aoffset1);
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aoffset1 += 4;
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row2 = _mm256_loadu_pd(aoffset2);
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aoffset2 += 4;
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row3 = _mm256_loadu_pd(aoffset3);
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aoffset3 += 4;
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row4 = _mm256_loadu_pd(aoffset4);
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aoffset4 += 4;
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row5 = _mm256_loadu_pd(aoffset5);
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aoffset5 += 4;
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row6 = _mm256_loadu_pd(aoffset6);
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aoffset6 += 4;
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row7 = _mm256_loadu_pd(aoffset7);
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aoffset7 += 4;
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row8 = _mm256_loadu_pd(aoffset8);
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aoffset8 += 4;
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_mm256_storeu_pd(boffset2 + 0, row1);
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_mm256_storeu_pd(boffset2 + 4, row2);
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_mm256_storeu_pd(boffset2 + 8, row3);
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_mm256_storeu_pd(boffset2 + 12, row4);
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_mm256_storeu_pd(boffset2 + 16, row5);
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_mm256_storeu_pd(boffset2 + 20, row6);
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_mm256_storeu_pd(boffset2 + 24, row7);
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_mm256_storeu_pd(boffset2 + 28, row8);
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boffset2 += 32;
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}
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if (n & 2){
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__m128d row1, row2, row3, row4, row5, row6, row7, row8;
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row1 = _mm_loadu_pd(aoffset1);
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aoffset1 += 2;
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row2 = _mm_loadu_pd(aoffset2);
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aoffset2 += 2;
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row3 = _mm_loadu_pd(aoffset3);
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aoffset3 += 2;
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row4 = _mm_loadu_pd(aoffset4);
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aoffset4 += 2;
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row5 = _mm_loadu_pd(aoffset5);
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aoffset5 += 2;
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row6 = _mm_loadu_pd(aoffset6);
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aoffset6 += 2;
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row7 = _mm_loadu_pd(aoffset7);
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aoffset7 += 2;
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row8 = _mm_loadu_pd(aoffset8);
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aoffset8 += 2;
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_mm_storeu_pd(boffset3 + 0, row1);
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_mm_storeu_pd(boffset3 + 2, row2);
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_mm_storeu_pd(boffset3 + 4, row3);
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_mm_storeu_pd(boffset3 + 6, row4);
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_mm_storeu_pd(boffset3 + 8, row5);
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_mm_storeu_pd(boffset3 + 10, row6);
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_mm_storeu_pd(boffset3 + 12, row7);
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_mm_storeu_pd(boffset3 + 14, row8);
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boffset3 += 16;
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}
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if (n & 1){
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ctemp01 = *(aoffset1 + 0);
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aoffset1 ++;
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ctemp02 = *(aoffset2 + 0);
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aoffset2 ++;
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ctemp03 = *(aoffset3 + 0);
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aoffset3 ++;
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ctemp04 = *(aoffset4 + 0);
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aoffset4 ++;
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ctemp05 = *(aoffset5 + 0);
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aoffset5 ++;
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ctemp06 = *(aoffset6 + 0);
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aoffset6 ++;
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ctemp07 = *(aoffset7 + 0);
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aoffset7 ++;
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ctemp08 = *(aoffset8 + 0);
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aoffset8 ++;
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*(boffset4 + 0) = ctemp01;
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*(boffset4 + 1) = ctemp02;
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*(boffset4 + 2) = ctemp03;
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*(boffset4 + 3) = ctemp04;
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*(boffset4 + 4) = ctemp05;
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*(boffset4 + 5) = ctemp06;
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*(boffset4 + 6) = ctemp07;
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*(boffset4 + 7) = ctemp08;
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boffset4 += 8;
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}
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j--;
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}while(j > 0);
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}
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if (m & 4){
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aoffset1 = aoffset;
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aoffset2 = aoffset1 + lda;
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aoffset3 = aoffset2 + lda;
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aoffset4 = aoffset3 + lda;
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aoffset += 4 * lda;
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boffset1 = boffset;
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boffset += 32;
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i = (n >> 3);
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if (i > 0){
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do{
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__m512d row1, row2, row3, row4;
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row1 = _mm512_loadu_pd(aoffset1);
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aoffset1 += 8;
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row2 = _mm512_loadu_pd(aoffset2);
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aoffset2 += 8;
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row3 = _mm512_loadu_pd(aoffset3);
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aoffset3 += 8;
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row4 = _mm512_loadu_pd(aoffset4);
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aoffset4 += 8;
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_mm512_storeu_pd(boffset1 + 0, row1);
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_mm512_storeu_pd(boffset1 + 8, row2);
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_mm512_storeu_pd(boffset1 + 16, row3);
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_mm512_storeu_pd(boffset1 + 24, row4);
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boffset1 += 8 * m;
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i --;
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}while(i > 0);
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}
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if (n & 4) {
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__m256d row1, row2, row3, row4;
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row1 = _mm256_loadu_pd(aoffset1);
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aoffset1 += 4;
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row2 = _mm256_loadu_pd(aoffset2);
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aoffset2 += 4;
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row3 = _mm256_loadu_pd(aoffset3);
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aoffset3 += 4;
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row4 = _mm256_loadu_pd(aoffset4);
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aoffset4 += 4;
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_mm256_storeu_pd(boffset2 + 0, row1);
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_mm256_storeu_pd(boffset2 + 4, row2);
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_mm256_storeu_pd(boffset2 + 8, row3);
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_mm256_storeu_pd(boffset2 + 12, row4);
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boffset2 += 16;
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}
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if (n & 2){
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__m128d row1, row2, row3, row4;
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row1 = _mm_loadu_pd(aoffset1);
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aoffset1 += 2;
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row2 = _mm_loadu_pd(aoffset2);
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aoffset2 += 2;
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row3 = _mm_loadu_pd(aoffset3);
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aoffset3 += 2;
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row4 = _mm_loadu_pd(aoffset4);
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aoffset4 += 2;
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_mm_storeu_pd(boffset3 + 0, row1);
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_mm_storeu_pd(boffset3 + 2, row2);
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_mm_storeu_pd(boffset3 + 4, row3);
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_mm_storeu_pd(boffset3 + 6, row4);
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boffset3 += 8;
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}
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if (n & 1){
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ctemp01 = *(aoffset1 + 0);
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aoffset1 ++;
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ctemp02 = *(aoffset2 + 0);
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aoffset2 ++;
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ctemp03 = *(aoffset3 + 0);
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aoffset3 ++;
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ctemp04 = *(aoffset4 + 0);
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aoffset4 ++;
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*(boffset4 + 0) = ctemp01;
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*(boffset4 + 1) = ctemp02;
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*(boffset4 + 2) = ctemp03;
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*(boffset4 + 3) = ctemp04;
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boffset4 += 4;
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}
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}
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if (m & 2){
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aoffset1 = aoffset;
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aoffset2 = aoffset1 + lda;
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aoffset += 2 * lda;
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boffset1 = boffset;
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boffset += 16;
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i = (n >> 3);
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if (i > 0){
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do{
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__m512d row1, row2;
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row1 = _mm512_loadu_pd(aoffset1);
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aoffset1 += 8;
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row2 = _mm512_loadu_pd(aoffset2);
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aoffset2 += 8;
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_mm512_storeu_pd(boffset1 + 0, row1);
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_mm512_storeu_pd(boffset1 + 8, row2);
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boffset1 += 8 * m;
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i --;
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}while(i > 0);
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}
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if (n & 4){
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__m256d row1, row2;
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row1 = _mm256_loadu_pd(aoffset1);
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aoffset1 += 4;
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row2 = _mm256_loadu_pd(aoffset2);
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aoffset2 += 4;
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_mm256_storeu_pd(boffset2 + 0, row1);
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_mm256_storeu_pd(boffset2 + 4, row2);
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boffset2 += 8;
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}
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if (n & 2){
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__m128d row1, row2;
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row1 = _mm_loadu_pd(aoffset1);
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aoffset1 += 2;
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row2 = _mm_loadu_pd(aoffset2);
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aoffset2 += 2;
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_mm_storeu_pd(boffset3 + 0, row1);
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_mm_storeu_pd(boffset3 + 2, row2);
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boffset3 += 4;
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}
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if (n & 1){
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ctemp01 = *(aoffset1 + 0);
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aoffset1 ++;
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ctemp02 = *(aoffset2 + 0);
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aoffset2 ++;
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*(boffset4 + 0) = ctemp01;
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*(boffset4 + 1) = ctemp02;
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boffset4 += 2;
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}
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}
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if (m & 1){
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aoffset1 = aoffset;
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// aoffset += lda;
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boffset1 = boffset;
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// boffset += 8;
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i = (n >> 3);
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if (i > 0){
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do{
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__m512d row1;
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row1 = _mm512_loadu_pd(aoffset1);
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aoffset1 += 8;
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_mm512_storeu_pd(boffset1 + 0, row1);
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boffset1 += 8 * m;
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i --;
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}while(i > 0);
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}
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if (n & 4){
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__m256d row1;
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row1 = _mm256_loadu_pd(aoffset1);
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aoffset1 += 4;
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_mm256_storeu_pd(boffset2 + 0, row1);
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// boffset2 += 4;
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}
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if (n & 2){
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__m128d row1;
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row1 = _mm_loadu_pd(aoffset1);
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aoffset1 += 2;
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_mm_storeu_pd(boffset3 + 0, row1);
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// boffset3 += 2;
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}
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if (n & 1){
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ctemp01 = *(aoffset1 + 0);
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aoffset1 ++;
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*(boffset4 + 0) = ctemp01;
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boffset4 ++;
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}
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}
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return 0;
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}
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