OpenBLAS/kernel/arm64/sbgemm_beta_neoversen2.c

83 lines
3.3 KiB
C

/***************************************************************************
* Copyright (c) 2022, 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.
* 3. Neither the name of the OpenBLAS project nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 OPENBLAS PROJECT 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.
* *****************************************************************************/
#include "common.h"
int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT beta, IFLOAT *dummy2,
BLASLONG dummy3, IFLOAT *dummy4, BLASLONG dummy5, FLOAT *c,
BLASLONG ldc) {
BLASLONG i, j;
BLASLONG chunk, remain;
FLOAT *c_offset1, *c_offset;
c_offset = c;
chunk = m >> 3;
remain = m & 7;
if (beta == ZERO) {
for (j = n; j > 0; j--) {
c_offset1 = c_offset;
c_offset += ldc;
for (i = chunk; i > 0; i--) {
*(c_offset1 + 0) = ZERO;
*(c_offset1 + 1) = ZERO;
*(c_offset1 + 2) = ZERO;
*(c_offset1 + 3) = ZERO;
*(c_offset1 + 4) = ZERO;
*(c_offset1 + 5) = ZERO;
*(c_offset1 + 6) = ZERO;
*(c_offset1 + 7) = ZERO;
c_offset1 += 8;
}
for (i = remain; i > 0; i--) {
*c_offset1 = ZERO;
c_offset1++;
}
}
} else {
for (j = n; j > 0; j--) {
c_offset1 = c_offset;
c_offset += ldc;
for (i = chunk; i > 0; i--) {
*(c_offset1 + 0) *= beta;
*(c_offset1 + 1) *= beta;
*(c_offset1 + 2) *= beta;
*(c_offset1 + 3) *= beta;
*(c_offset1 + 4) *= beta;
*(c_offset1 + 5) *= beta;
*(c_offset1 + 6) *= beta;
*(c_offset1 + 7) *= beta;
c_offset1 += 8;
}
for (i = remain; i > 0; i--) {
*c_offset1 *= beta;
c_offset1++;
}
}
}
return 0;
};