77 lines
3.6 KiB
C
77 lines
3.6 KiB
C
/*********************************************************************/
|
|
/* Copyright 2009, 2010 The University of Texas at Austin. */
|
|
/* Copyright 2023 The OpenBLAS Project */
|
|
/* 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 <arm_sve.h>
|
|
|
|
// TODO: write in assembly with proper unrolling of inner loop
|
|
int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
|
|
|
|
BLASLONG j;
|
|
IFLOAT *aoffset, *aoffset1, *boffset;
|
|
|
|
aoffset = a;
|
|
boffset = b;
|
|
|
|
j = 0;
|
|
svbool_t pg = svwhilelt_b64((uint64_t)j, (uint64_t)n);
|
|
uint64_t active = svcntp_b64(svptrue_b64(), pg);
|
|
do {
|
|
|
|
aoffset1 = aoffset;
|
|
|
|
uint64_t i_cnt = m;
|
|
while (i_cnt--) {
|
|
svfloat64x2_t a_vec = svld2(pg, (double *)aoffset1);
|
|
svst2_f64(pg, (double *) boffset, a_vec);
|
|
aoffset1 += lda * 2;
|
|
boffset += active * 2;
|
|
}
|
|
aoffset += active * 2;
|
|
|
|
j += svcntd();
|
|
pg = svwhilelt_b64((uint64_t)j, (uint64_t)n);
|
|
active = svcntp_b64(svptrue_b64(), pg);
|
|
|
|
} while (svptest_any(svptrue_b64(), pg));
|
|
|
|
return 0;
|
|
}
|