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Add optimized *copy versions for skylakex 

Add optimized n/t copy versions for skylakex; in the patch the
tcopy is also rewritten using intrinsics; the ncopy file
will be worked on in a future commit
tags/v0.3.4
Arjan van de Ven 7 years ago
parent
f7f97c6148
commit
d74dc39b0f
3 changed files with 843 additions and 4 deletions
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  1. +4
    -4
      kernel/x86_64/KERNEL.SKYLAKEX
  2. +422
    -0
      kernel/x86_64/dgemm_ncopy_8_skylakex.c
  3. +417
    -0
      kernel/x86_64/dgemm_tcopy_8_skylakex.c

+ 4
- 4
kernel/x86_64/KERNEL.SKYLAKEX View File

@@ -4,10 +4,10 @@ SGEMMKERNEL = sgemm_kernel_16x4_skylakex.S


DGEMMKERNEL = dgemm_kernel_4x8_skylakex.c DGEMMKERNEL = dgemm_kernel_4x8_skylakex.c


DGEMMINCOPY = ../generic/gemm_ncopy_8.c
DGEMMITCOPY = ../generic/gemm_tcopy_8.c
DGEMMONCOPY = ../generic/gemm_ncopy_8.c
DGEMMOTCOPY = ../generic/gemm_tcopy_8.c
DGEMMINCOPY = dgemm_ncopy_8_skylakex.c
DGEMMITCOPY = dgemm_tcopy_8_skylakex.c
DGEMMONCOPY = dgemm_ncopy_8_skylakex.c
DGEMMOTCOPY = dgemm_tcopy_8_skylakex.c


SGEMM_BETA = ../generic/gemm_beta.c SGEMM_BETA = ../generic/gemm_beta.c
DGEMM_BETA = ../generic/gemm_beta.c DGEMM_BETA = ../generic/gemm_beta.c

+ 422
- 0
kernel/x86_64/dgemm_ncopy_8_skylakex.c View File

@@ -0,0 +1,422 @@
/*********************************************************************/
/* 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 * __restrict a, BLASLONG lda, FLOAT * __restrict b){
BLASLONG i, j;

FLOAT *aoffset;
FLOAT *aoffset1, *aoffset2, *aoffset3, *aoffset4;
FLOAT *aoffset5, *aoffset6, *aoffset7, *aoffset8;

FLOAT *boffset;
FLOAT ctemp01, ctemp02, ctemp03, ctemp04;
FLOAT ctemp05, ctemp06, ctemp07, ctemp08;
FLOAT ctemp09, ctemp10, ctemp11, ctemp12;
FLOAT ctemp13, ctemp14, ctemp15, ctemp16;
FLOAT ctemp17, ctemp18, ctemp19, ctemp20;
FLOAT ctemp21, ctemp22, ctemp23, ctemp24;
FLOAT ctemp25, ctemp26, ctemp27, ctemp28;
FLOAT ctemp29, ctemp30, ctemp31, ctemp32;
FLOAT ctemp33, ctemp34, ctemp35, ctemp36;
FLOAT ctemp37, ctemp38, ctemp39, ctemp40;
FLOAT ctemp41, ctemp42, ctemp43, ctemp44;
FLOAT ctemp45, ctemp46, ctemp47, ctemp48;
FLOAT ctemp49, ctemp50, ctemp51, ctemp52;
FLOAT ctemp53, ctemp54, ctemp55, ctemp56;
FLOAT ctemp57, ctemp58, ctemp59, ctemp60;
FLOAT ctemp61, ctemp62, ctemp63, ctemp64;


aoffset = a;
boffset = b;

j = (n >> 3);
if (j > 0){
do{
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset4 = aoffset3 + lda;
aoffset5 = aoffset4 + lda;
aoffset6 = aoffset5 + lda;
aoffset7 = aoffset6 + lda;
aoffset8 = aoffset7 + lda;
aoffset += 8 * lda;

i = (m >> 3);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset1 + 1);
ctemp03 = *(aoffset1 + 2);
ctemp04 = *(aoffset1 + 3);
ctemp05 = *(aoffset1 + 4);
ctemp06 = *(aoffset1 + 5);
ctemp07 = *(aoffset1 + 6);
ctemp08 = *(aoffset1 + 7);

ctemp09 = *(aoffset2 + 0);
ctemp10 = *(aoffset2 + 1);
ctemp11 = *(aoffset2 + 2);
ctemp12 = *(aoffset2 + 3);
ctemp13 = *(aoffset2 + 4);
ctemp14 = *(aoffset2 + 5);
ctemp15 = *(aoffset2 + 6);
ctemp16 = *(aoffset2 + 7);

ctemp17 = *(aoffset3 + 0);
ctemp18 = *(aoffset3 + 1);
ctemp19 = *(aoffset3 + 2);
ctemp20 = *(aoffset3 + 3);
ctemp21 = *(aoffset3 + 4);
ctemp22 = *(aoffset3 + 5);
ctemp23 = *(aoffset3 + 6);
ctemp24 = *(aoffset3 + 7);

ctemp25 = *(aoffset4 + 0);
ctemp26 = *(aoffset4 + 1);
ctemp27 = *(aoffset4 + 2);
ctemp28 = *(aoffset4 + 3);
ctemp29 = *(aoffset4 + 4);
ctemp30 = *(aoffset4 + 5);
ctemp31 = *(aoffset4 + 6);
ctemp32 = *(aoffset4 + 7);

ctemp33 = *(aoffset5 + 0);
ctemp34 = *(aoffset5 + 1);
ctemp35 = *(aoffset5 + 2);
ctemp36 = *(aoffset5 + 3);
ctemp37 = *(aoffset5 + 4);
ctemp38 = *(aoffset5 + 5);
ctemp39 = *(aoffset5 + 6);
ctemp40 = *(aoffset5 + 7);

ctemp41 = *(aoffset6 + 0);
ctemp42 = *(aoffset6 + 1);
ctemp43 = *(aoffset6 + 2);
ctemp44 = *(aoffset6 + 3);
ctemp45 = *(aoffset6 + 4);
ctemp46 = *(aoffset6 + 5);
ctemp47 = *(aoffset6 + 6);
ctemp48 = *(aoffset6 + 7);

ctemp49 = *(aoffset7 + 0);
ctemp50 = *(aoffset7 + 1);
ctemp51 = *(aoffset7 + 2);
ctemp52 = *(aoffset7 + 3);
ctemp53 = *(aoffset7 + 4);
ctemp54 = *(aoffset7 + 5);
ctemp55 = *(aoffset7 + 6);
ctemp56 = *(aoffset7 + 7);

ctemp57 = *(aoffset8 + 0);
ctemp58 = *(aoffset8 + 1);
ctemp59 = *(aoffset8 + 2);
ctemp60 = *(aoffset8 + 3);
ctemp61 = *(aoffset8 + 4);
ctemp62 = *(aoffset8 + 5);
ctemp63 = *(aoffset8 + 6);
ctemp64 = *(aoffset8 + 7);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp09;
*(boffset + 2) = ctemp17;
*(boffset + 3) = ctemp25;
*(boffset + 4) = ctemp33;
*(boffset + 5) = ctemp41;
*(boffset + 6) = ctemp49;
*(boffset + 7) = ctemp57;

*(boffset + 8) = ctemp02;
*(boffset + 9) = ctemp10;
*(boffset + 10) = ctemp18;
*(boffset + 11) = ctemp26;
*(boffset + 12) = ctemp34;
*(boffset + 13) = ctemp42;
*(boffset + 14) = ctemp50;
*(boffset + 15) = ctemp58;

*(boffset + 16) = ctemp03;
*(boffset + 17) = ctemp11;
*(boffset + 18) = ctemp19;
*(boffset + 19) = ctemp27;
*(boffset + 20) = ctemp35;
*(boffset + 21) = ctemp43;
*(boffset + 22) = ctemp51;
*(boffset + 23) = ctemp59;

*(boffset + 24) = ctemp04;
*(boffset + 25) = ctemp12;
*(boffset + 26) = ctemp20;
*(boffset + 27) = ctemp28;
*(boffset + 28) = ctemp36;
*(boffset + 29) = ctemp44;
*(boffset + 30) = ctemp52;
*(boffset + 31) = ctemp60;

*(boffset + 32) = ctemp05;
*(boffset + 33) = ctemp13;
*(boffset + 34) = ctemp21;
*(boffset + 35) = ctemp29;
*(boffset + 36) = ctemp37;
*(boffset + 37) = ctemp45;
*(boffset + 38) = ctemp53;
*(boffset + 39) = ctemp61;

*(boffset + 40) = ctemp06;
*(boffset + 41) = ctemp14;
*(boffset + 42) = ctemp22;
*(boffset + 43) = ctemp30;
*(boffset + 44) = ctemp38;
*(boffset + 45) = ctemp46;
*(boffset + 46) = ctemp54;
*(boffset + 47) = ctemp62;

*(boffset + 48) = ctemp07;
*(boffset + 49) = ctemp15;
*(boffset + 50) = ctemp23;
*(boffset + 51) = ctemp31;
*(boffset + 52) = ctemp39;
*(boffset + 53) = ctemp47;
*(boffset + 54) = ctemp55;
*(boffset + 55) = ctemp63;

*(boffset + 56) = ctemp08;
*(boffset + 57) = ctemp16;
*(boffset + 58) = ctemp24;
*(boffset + 59) = ctemp32;
*(boffset + 60) = ctemp40;
*(boffset + 61) = ctemp48;
*(boffset + 62) = ctemp56;
*(boffset + 63) = ctemp64;

aoffset1 += 8;
aoffset2 += 8;
aoffset3 += 8;
aoffset4 += 8;
aoffset5 += 8;
aoffset6 += 8;
aoffset7 += 8;
aoffset8 += 8;
boffset += 64;
i --;
}while(i > 0);
}

i = (m & 7);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp09 = *(aoffset2 + 0);
ctemp17 = *(aoffset3 + 0);
ctemp25 = *(aoffset4 + 0);
ctemp33 = *(aoffset5 + 0);
ctemp41 = *(aoffset6 + 0);
ctemp49 = *(aoffset7 + 0);
ctemp57 = *(aoffset8 + 0);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp09;
*(boffset + 2) = ctemp17;
*(boffset + 3) = ctemp25;
*(boffset + 4) = ctemp33;
*(boffset + 5) = ctemp41;
*(boffset + 6) = ctemp49;
*(boffset + 7) = ctemp57;

aoffset1 ++;
aoffset2 ++;
aoffset3 ++;
aoffset4 ++;
aoffset5 ++;
aoffset6 ++;
aoffset7 ++;
aoffset8 ++;

boffset += 8;
i --;
}while(i > 0);
}
j--;
}while(j > 0);
} /* end of if(j > 0) */

if (n & 4){
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset4 = aoffset3 + lda;
aoffset += 4 * lda;

i = (m >> 2);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset1 + 1);
ctemp03 = *(aoffset1 + 2);
ctemp04 = *(aoffset1 + 3);

ctemp05 = *(aoffset2 + 0);
ctemp06 = *(aoffset2 + 1);
ctemp07 = *(aoffset2 + 2);
ctemp08 = *(aoffset2 + 3);

ctemp09 = *(aoffset3 + 0);
ctemp10 = *(aoffset3 + 1);
ctemp11 = *(aoffset3 + 2);
ctemp12 = *(aoffset3 + 3);

ctemp13 = *(aoffset4 + 0);
ctemp14 = *(aoffset4 + 1);
ctemp15 = *(aoffset4 + 2);
ctemp16 = *(aoffset4 + 3);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp05;
*(boffset + 2) = ctemp09;
*(boffset + 3) = ctemp13;

*(boffset + 4) = ctemp02;
*(boffset + 5) = ctemp06;
*(boffset + 6) = ctemp10;
*(boffset + 7) = ctemp14;

*(boffset + 8) = ctemp03;
*(boffset + 9) = ctemp07;
*(boffset + 10) = ctemp11;
*(boffset + 11) = ctemp15;

*(boffset + 12) = ctemp04;
*(boffset + 13) = ctemp08;
*(boffset + 14) = ctemp12;
*(boffset + 15) = ctemp16;

aoffset1 += 4;
aoffset2 += 4;
aoffset3 += 4;
aoffset4 += 4;
boffset += 16;
i --;
}while(i > 0);
}

i = (m & 3);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset2 + 0);
ctemp03 = *(aoffset3 + 0);
ctemp04 = *(aoffset4 + 0);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp02;
*(boffset + 2) = ctemp03;
*(boffset + 3) = ctemp04;

aoffset1 ++;
aoffset2 ++;
aoffset3 ++;
aoffset4 ++;

boffset += 4;
i --;
}while(i > 0);
}
} /* end of if(j > 0) */

if (n & 2){
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset += 2 * lda;

i = (m >> 1);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset1 + 1);
ctemp03 = *(aoffset2 + 0);
ctemp04 = *(aoffset2 + 1);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp03;
*(boffset + 2) = ctemp02;
*(boffset + 3) = ctemp04;

aoffset1 += 2;
aoffset2 += 2;
boffset += 4;
i --;
}while(i > 0);
}

if (m & 1){
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset2 + 0);

*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp02;

aoffset1 ++;
aoffset2 ++;
boffset += 2;
}
} /* end of if(j > 0) */

if (n & 1){
aoffset1 = aoffset;

i = m;
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);

*(boffset + 0) = ctemp01;

aoffset1 ++;
boffset ++;
i --;
}while(i > 0);
}

} /* end of if(j > 0) */

return 0;
}

+ 417
- 0
kernel/x86_64/dgemm_tcopy_8_skylakex.c View File

@@ -0,0 +1,417 @@
/*********************************************************************/
/* 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"
#include <immintrin.h>

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

BLASLONG i, j;

FLOAT *aoffset;
FLOAT *aoffset1, *aoffset2, *aoffset3, *aoffset4;
FLOAT *aoffset5, *aoffset6, *aoffset7, *aoffset8;

FLOAT *boffset, *boffset1, *boffset2, *boffset3, *boffset4;

FLOAT ctemp01, ctemp02, ctemp03, ctemp04;
FLOAT ctemp05, ctemp06, ctemp07, ctemp08;

aoffset = a;
boffset = b;

#if 0
fprintf(stderr, "M = %d N = %d\n", m, n);
#endif

boffset2 = b + m * (n & ~7);
boffset3 = b + m * (n & ~3);
boffset4 = b + m * (n & ~1);

j = (m >> 3);
if (j > 0){
do{
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset4 = aoffset3 + lda;
aoffset5 = aoffset4 + lda;
aoffset6 = aoffset5 + lda;
aoffset7 = aoffset6 + lda;
aoffset8 = aoffset7 + lda;
aoffset += 8 * lda;

boffset1 = boffset;
boffset += 64;

i = (n >> 3);
if (i > 0){
do{
__m512d row1, row2, row3, row4, row5, row6, row7, row8;
row1 = _mm512_loadu_pd(aoffset1);
aoffset1 += 8;
row2 = _mm512_loadu_pd(aoffset2);
aoffset2 += 8;
row3 = _mm512_loadu_pd(aoffset3);
aoffset3 += 8;
row4 = _mm512_loadu_pd(aoffset4);
aoffset4 += 8;
row5 = _mm512_loadu_pd(aoffset5);
aoffset5 += 8;
row6 = _mm512_loadu_pd(aoffset6);
aoffset6 += 8;
row7 = _mm512_loadu_pd(aoffset7);
aoffset7 += 8;
row8 = _mm512_loadu_pd(aoffset8);
aoffset8 += 8;

_mm512_storeu_pd(boffset1 + 0, row1);
_mm512_storeu_pd(boffset1 + 8, row2);
_mm512_storeu_pd(boffset1 + 16, row3);
_mm512_storeu_pd(boffset1 + 24, row4);
_mm512_storeu_pd(boffset1 + 32, row5);
_mm512_storeu_pd(boffset1 + 40, row6);
_mm512_storeu_pd(boffset1 + 48, row7);
_mm512_storeu_pd(boffset1 + 56, row8);
boffset1 += m * 8;
i --;
}while(i > 0);
}

if (n & 4){
__m256d row1, row2, row3, row4, row5, row6, row7, row8;
row1 = _mm256_loadu_pd(aoffset1);
aoffset1 += 4;
row2 = _mm256_loadu_pd(aoffset2);
aoffset2 += 4;
row3 = _mm256_loadu_pd(aoffset3);
aoffset3 += 4;
row4 = _mm256_loadu_pd(aoffset4);
aoffset4 += 4;
row5 = _mm256_loadu_pd(aoffset5);
aoffset5 += 4;
row6 = _mm256_loadu_pd(aoffset6);
aoffset6 += 4;
row7 = _mm256_loadu_pd(aoffset7);
aoffset7 += 4;
row8 = _mm256_loadu_pd(aoffset8);
aoffset8 += 4;

_mm256_storeu_pd(boffset2 + 0, row1);
_mm256_storeu_pd(boffset2 + 4, row2);
_mm256_storeu_pd(boffset2 + 8, row3);
_mm256_storeu_pd(boffset2 + 12, row4);
_mm256_storeu_pd(boffset2 + 16, row5);
_mm256_storeu_pd(boffset2 + 20, row6);
_mm256_storeu_pd(boffset2 + 24, row7);
_mm256_storeu_pd(boffset2 + 28, row8);
boffset2 += 32;
}

if (n & 2){
__m128d row1, row2, row3, row4, row5, row6, row7, row8;
row1 = _mm_loadu_pd(aoffset1);
aoffset1 += 2;

row2 = _mm_loadu_pd(aoffset2);
aoffset2 += 2;

row3 = _mm_loadu_pd(aoffset3);
aoffset3 += 2;

row4 = _mm_loadu_pd(aoffset4);
aoffset4 += 2;

row5 = _mm_loadu_pd(aoffset5);
aoffset5 += 2;

row6 = _mm_loadu_pd(aoffset6);
aoffset6 += 2;

row7 = _mm_loadu_pd(aoffset7);
aoffset7 += 2;

row8 = _mm_loadu_pd(aoffset8);
aoffset8 += 2;

_mm_storeu_pd(boffset3 + 0, row1);
_mm_storeu_pd(boffset3 + 2, row2);
_mm_storeu_pd(boffset3 + 4, row3);
_mm_storeu_pd(boffset3 + 6, row4);
_mm_storeu_pd(boffset3 + 8, row5);
_mm_storeu_pd(boffset3 + 10, row6);
_mm_storeu_pd(boffset3 + 12, row7);
_mm_storeu_pd(boffset3 + 14, row8);
boffset3 += 16;
}

if (n & 1){
ctemp01 = *(aoffset1 + 0);
aoffset1 ++;
ctemp02 = *(aoffset2 + 0);
aoffset2 ++;
ctemp03 = *(aoffset3 + 0);
aoffset3 ++;
ctemp04 = *(aoffset4 + 0);
aoffset4 ++;
ctemp05 = *(aoffset5 + 0);
aoffset5 ++;
ctemp06 = *(aoffset6 + 0);
aoffset6 ++;
ctemp07 = *(aoffset7 + 0);
aoffset7 ++;
ctemp08 = *(aoffset8 + 0);
aoffset8 ++;

*(boffset4 + 0) = ctemp01;
*(boffset4 + 1) = ctemp02;
*(boffset4 + 2) = ctemp03;
*(boffset4 + 3) = ctemp04;
*(boffset4 + 4) = ctemp05;
*(boffset4 + 5) = ctemp06;
*(boffset4 + 6) = ctemp07;
*(boffset4 + 7) = ctemp08;
boffset4 += 8;
}

j--;
}while(j > 0);
}

if (m & 4){

aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset4 = aoffset3 + lda;
aoffset += 4 * lda;

boffset1 = boffset;
boffset += 32;

i = (n >> 3);
if (i > 0){

do{
__m512d row1, row2, row3, row4;
row1 = _mm512_loadu_pd(aoffset1);
aoffset1 += 8;
row2 = _mm512_loadu_pd(aoffset2);
aoffset2 += 8;
row3 = _mm512_loadu_pd(aoffset3);
aoffset3 += 8;
row4 = _mm512_loadu_pd(aoffset4);
aoffset4 += 8;

_mm512_storeu_pd(boffset1 + 0, row1);
_mm512_storeu_pd(boffset1 + 8, row2);
_mm512_storeu_pd(boffset1 + 16, row3);
_mm512_storeu_pd(boffset1 + 24, row4);

boffset1 += 8 * m;
i --;
}while(i > 0);
}

if (n & 4) {
__m256d row1, row2, row3, row4;
row1 = _mm256_loadu_pd(aoffset1);
aoffset1 += 4;
row2 = _mm256_loadu_pd(aoffset2);
aoffset2 += 4;
row3 = _mm256_loadu_pd(aoffset3);
aoffset3 += 4;
row4 = _mm256_loadu_pd(aoffset4);
aoffset4 += 4;
_mm256_storeu_pd(boffset2 + 0, row1);
_mm256_storeu_pd(boffset2 + 4, row2);
_mm256_storeu_pd(boffset2 + 8, row3);
_mm256_storeu_pd(boffset2 + 12, row4);
boffset2 += 16;
}

if (n & 2){
__m128d row1, row2, row3, row4;
row1 = _mm_loadu_pd(aoffset1);
aoffset1 += 2;

row2 = _mm_loadu_pd(aoffset2);
aoffset2 += 2;

row3 = _mm_loadu_pd(aoffset3);
aoffset3 += 2;

row4 = _mm_loadu_pd(aoffset4);
aoffset4 += 2;


_mm_storeu_pd(boffset3 + 0, row1);
_mm_storeu_pd(boffset3 + 2, row2);
_mm_storeu_pd(boffset3 + 4, row3);
_mm_storeu_pd(boffset3 + 6, row4);
boffset3 += 8;
}

if (n & 1){
ctemp01 = *(aoffset1 + 0);
aoffset1 ++;
ctemp02 = *(aoffset2 + 0);
aoffset2 ++;
ctemp03 = *(aoffset3 + 0);
aoffset3 ++;
ctemp04 = *(aoffset4 + 0);
aoffset4 ++;

*(boffset4 + 0) = ctemp01;
*(boffset4 + 1) = ctemp02;
*(boffset4 + 2) = ctemp03;
*(boffset4 + 3) = ctemp04;
boffset4 += 4;
}
}

if (m & 2){
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset += 2 * lda;

boffset1 = boffset;
boffset += 16;

i = (n >> 3);
if (i > 0){
do{
__m512d row1, row2;
row1 = _mm512_loadu_pd(aoffset1);
aoffset1 += 8;
row2 = _mm512_loadu_pd(aoffset2);
aoffset2 += 8;

_mm512_storeu_pd(boffset1 + 0, row1);
_mm512_storeu_pd(boffset1 + 8, row2);
boffset1 += 8 * m;
i --;
}while(i > 0);
}

if (n & 4){
__m256d row1, row2;
row1 = _mm256_loadu_pd(aoffset1);
aoffset1 += 4;
row2 = _mm256_loadu_pd(aoffset2);
aoffset2 += 4;
_mm256_storeu_pd(boffset2 + 0, row1);
_mm256_storeu_pd(boffset2 + 4, row2);
boffset2 += 8;
}

if (n & 2){
__m128d row1, row2;
row1 = _mm_loadu_pd(aoffset1);
aoffset1 += 2;

row2 = _mm_loadu_pd(aoffset2);
aoffset2 += 2;


_mm_storeu_pd(boffset3 + 0, row1);
_mm_storeu_pd(boffset3 + 2, row2);
boffset3 += 4;
}

if (n & 1){
ctemp01 = *(aoffset1 + 0);
aoffset1 ++;
ctemp02 = *(aoffset2 + 0);
aoffset2 ++;

*(boffset4 + 0) = ctemp01;
*(boffset4 + 1) = ctemp02;
boffset4 += 2;
}
}

if (m & 1){
aoffset1 = aoffset;
// aoffset += lda;

boffset1 = boffset;
// boffset += 8;

i = (n >> 3);
if (i > 0){
do{
__m512d row1;
row1 = _mm512_loadu_pd(aoffset1);
aoffset1 += 8;

_mm512_storeu_pd(boffset1 + 0, row1);
boffset1 += 8 * m;
i --;
}while(i > 0);
}

if (n & 4){
__m256d row1;
row1 = _mm256_loadu_pd(aoffset1);
aoffset1 += 4;
_mm256_storeu_pd(boffset2 + 0, row1);
// boffset2 += 4;
}

if (n & 2){
__m128d row1;
row1 = _mm_loadu_pd(aoffset1);
aoffset1 += 2;

_mm_storeu_pd(boffset3 + 0, row1);

// boffset3 += 2;
}

if (n & 1){
ctemp01 = *(aoffset1 + 0);
aoffset1 ++;
*(boffset4 + 0) = ctemp01;
boffset4 ++;
}
}

return 0;
}

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