OpenBLAS/kernel/power/sgemm_ncopy_16_power.c

483 lines
13 KiB
C
Executable File

/*********************************************************************/
/* 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 <altivec.h>
#include "common.h"
int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
BLASLONG i, j;
IFLOAT *aoffset;
IFLOAT *aoffset1, *aoffset2, *aoffset3, *aoffset4;
IFLOAT *aoffset5, *aoffset6, *aoffset7, *aoffset8;
IFLOAT *aoffset9, *aoffset10, *aoffset11, *aoffset12;
IFLOAT *aoffset13, *aoffset14, *aoffset15, *aoffset16;
IFLOAT *boffset;
IFLOAT ctemp01, ctemp02, ctemp03, ctemp04;
IFLOAT ctemp05, ctemp06, ctemp07, ctemp08;
IFLOAT ctemp09, ctemp10, ctemp11, ctemp12;
IFLOAT ctemp13, ctemp14, ctemp15, ctemp16;
IFLOAT ctemp17, ctemp19 ;
IFLOAT ctemp21, ctemp23 ;
IFLOAT ctemp25, ctemp27 ;
IFLOAT ctemp29, ctemp31 ;
aoffset = a;
boffset = b;
j = (n >> 4);
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;
aoffset9 = aoffset8 + lda;
aoffset10 = aoffset9 + lda;
aoffset11 = aoffset10 + lda;
aoffset12 = aoffset11 + lda;
aoffset13 = aoffset12 + lda;
aoffset14 = aoffset13 + lda;
aoffset15 = aoffset14 + lda;
aoffset16 = aoffset15 + lda;
aoffset += 16 * lda;
i = (m >> 2);
if (i > 0){
vector float c1, c2, c3, c4, c5, c6, c7, c8;
vector float c9, c10, c11, c12, c13, c14, c15, c16;
vector float t1, t2, t3, t4, t5, t6, t7, t8;
vector float t9, t10, t11, t12;
do{
c1 = vec_xl(0, aoffset1);
c2 = vec_xl(0, aoffset2);
c3 = vec_xl(0, aoffset3);
c4 = vec_xl(0, aoffset4);
c5 = vec_xl(0, aoffset5);
c6 = vec_xl(0, aoffset6);
c7 = vec_xl(0, aoffset7);
c8 = vec_xl(0, aoffset8);
c9 = vec_xl(0, aoffset9);
c10 = vec_xl(0, aoffset10);
c11 = vec_xl(0, aoffset11);
c12 = vec_xl(0, aoffset12);
c13 = vec_xl(0, aoffset13);
c14 = vec_xl(0, aoffset14);
c15 = vec_xl(0, aoffset15);
c16 = vec_xl(0, aoffset16);
t1 = vec_mergeh(c1, c2);
t2 = vec_mergeh(c3, c4);
t3 = vec_mergeh(c5, c6);
t4 = vec_mergeh(c7, c8);
t9 = vec_mergeh(c9, c10);
t10 = vec_mergeh(c11, c12);
t11 = vec_mergeh(c13, c14);
t12 = vec_mergeh(c15, c16);
t5 = vec_xxpermdi(t1, t2, 0b00);
t6 = vec_xxpermdi(t3, t4, 0b00);
t7 = vec_xxpermdi(t9, t10, 0b00);
t8 = vec_xxpermdi(t11, t12, 0b00);
vec_xst(t5, 0, boffset);
vec_xst(t6, 0, boffset+4);
vec_xst(t7, 0, boffset+8);
vec_xst(t8, 0, boffset+12);
t5 = vec_xxpermdi(t1, t2, 0b11);
t6 = vec_xxpermdi(t3, t4, 0b11);
t7 = vec_xxpermdi(t9, t10, 0b11);
t8 = vec_xxpermdi(t11, t12, 0b11);
vec_xst(t5, 0, boffset+16);
vec_xst(t6, 0, boffset+20);
vec_xst(t7, 0, boffset+24);
vec_xst(t8, 0, boffset+28);
t1 = vec_mergel(c1, c2);
t2 = vec_mergel(c3, c4);
t3 = vec_mergel(c5, c6);
t4 = vec_mergel(c7, c8);
t9 = vec_mergel(c9, c10);
t10 = vec_mergel(c11, c12);
t11 = vec_mergel(c13, c14);
t12 = vec_mergel(c15, c16);
t5 = vec_xxpermdi(t1, t2, 0b00);
t6 = vec_xxpermdi(t3, t4, 0b00);
t7 = vec_xxpermdi(t9, t10, 0b00);
t8 = vec_xxpermdi(t11, t12, 0b00);
vec_xst(t5, 0, boffset+32);
vec_xst(t6, 0, boffset+36);
vec_xst(t7, 0, boffset+40);
vec_xst(t8, 0, boffset+44);
t5 = vec_xxpermdi(t1, t2, 0b11);
t6 = vec_xxpermdi(t3, t4, 0b11);
t7 = vec_xxpermdi(t9, t10, 0b11);
t8 = vec_xxpermdi(t11, t12, 0b11);
vec_xst(t5, 0, boffset+48);
vec_xst(t6, 0, boffset+52);
vec_xst(t7, 0, boffset+56);
vec_xst(t8, 0, boffset+60);
aoffset1 += 4;
aoffset2 += 4;
aoffset3 += 4;
aoffset4 += 4;
aoffset5 += 4;
aoffset6 += 4;
aoffset7 += 4;
aoffset8 += 4;
aoffset9 += 4;
aoffset10 += 4;
aoffset11 += 4;
aoffset12 += 4;
aoffset13 += 4;
aoffset14 += 4;
aoffset15 += 4;
aoffset16 += 4;
boffset += 64;
i --;
}while(i > 0);
}
i = (m & 3);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp03 = *(aoffset2 + 0);
ctemp05 = *(aoffset3 + 0);
ctemp07 = *(aoffset4 + 0);
ctemp09 = *(aoffset5 + 0);
ctemp11 = *(aoffset6 + 0);
ctemp13 = *(aoffset7 + 0);
ctemp15 = *(aoffset8 + 0);
ctemp17 = *(aoffset9 + 0);
ctemp19 = *(aoffset10 + 0);
ctemp21 = *(aoffset11 + 0);
ctemp23 = *(aoffset12 + 0);
ctemp25 = *(aoffset13 + 0);
ctemp27 = *(aoffset14 + 0);
ctemp29 = *(aoffset15 + 0);
ctemp31 = *(aoffset16 + 0);
*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp03;
*(boffset + 2) = ctemp05;
*(boffset + 3) = ctemp07;
*(boffset + 4) = ctemp09;
*(boffset + 5) = ctemp11;
*(boffset + 6) = ctemp13;
*(boffset + 7) = ctemp15;
*(boffset + 8) = ctemp17;
*(boffset + 9) = ctemp19;
*(boffset + 10) = ctemp21;
*(boffset + 11) = ctemp23;
*(boffset + 12) = ctemp25;
*(boffset + 13) = ctemp27;
*(boffset + 14) = ctemp29;
*(boffset + 15) = ctemp31;
aoffset1+=1;
aoffset2+=1;
aoffset3+=1;
aoffset4+=1;
aoffset5+=1;
aoffset6+=1;
aoffset7+=1;
aoffset8+=1;
aoffset9+=1;
aoffset10+=1;
aoffset11+=1;
aoffset12+=1;
aoffset13+=1;
aoffset14+=1;
aoffset15+=1;
aoffset16+=1;
boffset += 16;
i --;
}while(i > 0);
}
j--;
}while(j > 0);
} /* end of if(j > 0) */
if (n & 8){
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 >> 2);
if (i > 0){
vector float c1, c2, c3, c4, c5, c6, c7, c8;
vector float t1, t2, t3, t4, t5, t6, t7, t8;
do{
c1 = vec_xl(0, aoffset1);
c2 = vec_xl(0, aoffset2);
c3 = vec_xl(0, aoffset3);
c4 = vec_xl(0, aoffset4);
c5 = vec_xl(0, aoffset5);
c6 = vec_xl(0, aoffset6);
c7 = vec_xl(0, aoffset7);
c8 = vec_xl(0, aoffset8);
t1 = vec_mergeh(c1, c2);
t2 = vec_mergeh(c3, c4);
t3 = vec_mergeh(c5, c6);
t4 = vec_mergeh(c7, c8);
t5 = vec_xxpermdi(t1, t2, 0b00);
t6 = vec_xxpermdi(t3, t4, 0b00);
t7 = vec_xxpermdi(t1, t2, 0b11);
t8 = vec_xxpermdi(t3, t4, 0b11);
vec_xst(t5, 0, boffset);
vec_xst(t6, 0, boffset+4);
vec_xst(t7, 0, boffset+8);
vec_xst(t8, 0, boffset+12);
t1 = vec_mergel(c1, c2);
t2 = vec_mergel(c3, c4);
t3 = vec_mergel(c5, c6);
t4 = vec_mergel(c7, c8);
t5 = vec_xxpermdi(t1, t2, 0b00);
t6 = vec_xxpermdi(t3, t4, 0b00);
t7 = vec_xxpermdi(t1, t2, 0b11);
t8 = vec_xxpermdi(t3, t4, 0b11);
vec_xst(t5, 0, boffset+16);
vec_xst(t6, 0, boffset+20);
vec_xst(t7, 0, boffset+24);
vec_xst(t8, 0, boffset+28);
aoffset1 += 4;
aoffset2 += 4;
aoffset3 += 4;
aoffset4 += 4;
aoffset5 += 4;
aoffset6 += 4;
aoffset7 += 4;
aoffset8 += 4;
boffset += 32;
i--;
}while(i > 0);
}
i = (m & 3);
if (i > 0) {
do {
ctemp01 = *(aoffset1 + 0);
ctemp03 = *(aoffset2 + 0);
ctemp05 = *(aoffset3 + 0);
ctemp07 = *(aoffset4 + 0);
ctemp09 = *(aoffset5 + 0);
ctemp11 = *(aoffset6 + 0);
ctemp13 = *(aoffset7 + 0);
ctemp15 = *(aoffset8 + 0);
*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp03;
*(boffset + 2) = ctemp05;
*(boffset + 3) = ctemp07;
*(boffset + 4) = ctemp09;
*(boffset + 5) = ctemp11;
*(boffset + 6) = ctemp13;
*(boffset + 7) = ctemp15;
aoffset1+=1;
aoffset2+=1;
aoffset3+=1;
aoffset4+=1;
aoffset5+=1;
aoffset6+=1;
aoffset7+=1;
aoffset8+=1;
boffset += 8;
i--;
} while (i > 0);
}
}
if (n & 4){
aoffset1 = aoffset;
aoffset2 = aoffset1 + lda;
aoffset3 = aoffset2 + lda;
aoffset4 = aoffset3 + lda;
aoffset += 4 * lda;
i = (m >> 2);
if (i > 0){
vector float c1, c2, c3, c4;
vector float t1, t2, t3, t4;
do{
c1 = vec_xl(0, aoffset1);
c2 = vec_xl(0, aoffset2);
c3 = vec_xl(0, aoffset3);
c4 = vec_xl(0, aoffset4);
t1 = vec_mergeh(c1, c2);
t2 = vec_mergeh(c3, c4);
t3 = vec_xxpermdi(t1, t2, 0b00);
t4 = vec_xxpermdi(t1, t2, 0b11);
vec_xst(t3, 0, boffset);
vec_xst(t4, 0, boffset+4);
t1 = vec_mergel(c1, c2);
t2 = vec_mergel(c3, c4);
t3 = vec_xxpermdi(t1, t2, 0b00);
t4 = vec_xxpermdi(t1, t2, 0b11);
vec_xst(t3, 0, boffset+8);
vec_xst(t4, 0, boffset+12);
aoffset1 += 4;
aoffset2 += 4;
aoffset3 += 4;
aoffset4 += 4;
boffset += 16;
i--;
}while(i > 0);
}
i = (m & 3);
if (i > 0) {
do {
ctemp01 = *(aoffset1 + 0);
ctemp03 = *(aoffset2 + 0);
ctemp05 = *(aoffset3 + 0);
ctemp07 = *(aoffset4 + 0);
*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp03;
*(boffset + 2) = ctemp05;
*(boffset + 3) = ctemp07;
aoffset1+=1;
aoffset2+=1;
aoffset3+=1;
aoffset4+=1;
boffset += 4;
i--;
} while (i > 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);
ctemp03 = *(aoffset2 + 0);
*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp03;
boffset += 2;
}
}
if (n & 1){
aoffset1 = aoffset;
i = (m >> 1);
if (i > 0){
do{
ctemp01 = *(aoffset1 + 0);
ctemp02 = *(aoffset1 + 1);
*(boffset + 0) = ctemp01;
*(boffset + 1) = ctemp02;
aoffset1 += 2;
boffset += 2;
i --;
}while(i > 0);
}
if (m & 1){
ctemp01 = *(aoffset1 + 0);
*(boffset + 0) = ctemp01;
// boffset += 1;
}
}
return 0;
}