268 lines
9.8 KiB
C
268 lines
9.8 KiB
C
/*******************************************************************************
|
|
Copyright (c) 2016, 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"
|
|
#include "macros_msa.h"
|
|
|
|
int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT dummy3,
|
|
FLOAT *srcx, BLASLONG inc_x, FLOAT *srcy, BLASLONG inc_y,
|
|
FLOAT *dummy, BLASLONG dummy2)
|
|
{
|
|
BLASLONG i = 0, pref_offsetx, pref_offsety;
|
|
FLOAT *px, *py;
|
|
FLOAT x0, x1, x2, x3, x4, x5, x6, x7;
|
|
FLOAT y0, y1, y2, y3, y4, y5, y6, y7;
|
|
v4f32 xv0, xv1, xv2, xv3, xv4, xv5, xv6, xv7;
|
|
v4f32 yv0, yv1, yv2, yv3, yv4, yv5, yv6, yv7;
|
|
|
|
if (n < 0) return (0);
|
|
|
|
pref_offsetx = (BLASLONG)srcx & (L1_DATA_LINESIZE - 1);
|
|
if (pref_offsetx > 0)
|
|
{
|
|
pref_offsetx = L1_DATA_LINESIZE - pref_offsetx;
|
|
pref_offsetx = pref_offsetx / sizeof(FLOAT);
|
|
}
|
|
|
|
pref_offsety = (BLASLONG)srcy & (L1_DATA_LINESIZE - 1);
|
|
if (pref_offsety > 0)
|
|
{
|
|
pref_offsety = L1_DATA_LINESIZE - pref_offsety;
|
|
pref_offsety = pref_offsety / sizeof(FLOAT);
|
|
}
|
|
|
|
px = srcx;
|
|
py = srcy;
|
|
|
|
if ((1 == inc_x) && (1 == inc_y))
|
|
{
|
|
if (n >> 5)
|
|
{
|
|
LD_SP8_INC(px, 4, xv0, xv1, xv2, xv3, xv4, xv5, xv6, xv7);
|
|
|
|
for (i = (n >> 5) - 1; i--;)
|
|
{
|
|
PREFETCH(px + pref_offsetx + 32);
|
|
PREFETCH(px + pref_offsetx + 40);
|
|
PREFETCH(px + pref_offsetx + 48);
|
|
PREFETCH(px + pref_offsetx + 56);
|
|
|
|
PREFETCH(py + pref_offsety + 32);
|
|
PREFETCH(py + pref_offsety + 40);
|
|
PREFETCH(py + pref_offsety + 48);
|
|
PREFETCH(py + pref_offsety + 56);
|
|
|
|
yv0 = LD_SP(py); py += 4;
|
|
ST_SP(xv0, srcy); srcy += 4;
|
|
yv1 = LD_SP(py); py += 4;
|
|
ST_SP(xv1, srcy); srcy += 4;
|
|
yv2 = LD_SP(py); py += 4;
|
|
ST_SP(xv2, srcy); srcy += 4;
|
|
yv3 = LD_SP(py); py += 4;
|
|
ST_SP(xv3, srcy); srcy += 4;
|
|
yv4 = LD_SP(py); py += 4;
|
|
ST_SP(xv4, srcy); srcy += 4;
|
|
yv5 = LD_SP(py); py += 4;
|
|
ST_SP(xv5, srcy); srcy += 4;
|
|
yv6 = LD_SP(py); py += 4;
|
|
ST_SP(xv6, srcy); srcy += 4;
|
|
yv7 = LD_SP(py); py += 4;
|
|
ST_SP(xv7, srcy); srcy += 4;
|
|
|
|
xv0 = LD_SP(px); px += 4;
|
|
ST_SP(yv0, srcx); srcx += 4;
|
|
xv1 = LD_SP(px); px += 4;
|
|
ST_SP(yv1, srcx); srcx += 4;
|
|
xv2 = LD_SP(px); px += 4;
|
|
ST_SP(yv2, srcx); srcx += 4;
|
|
xv3 = LD_SP(px); px += 4;
|
|
ST_SP(yv3, srcx); srcx += 4;
|
|
xv4 = LD_SP(px); px += 4;
|
|
ST_SP(yv4, srcx); srcx += 4;
|
|
xv5 = LD_SP(px); px += 4;
|
|
ST_SP(yv5, srcx); srcx += 4;
|
|
xv6 = LD_SP(px); px += 4;
|
|
ST_SP(yv6, srcx); srcx += 4;
|
|
xv7 = LD_SP(px); px += 4;
|
|
ST_SP(yv7, srcx); srcx += 4;
|
|
}
|
|
|
|
LD_SP8_INC(py, 4, yv0, yv1, yv2, yv3, yv4, yv5, yv6, yv7);
|
|
ST_SP8_INC(xv0, xv1, xv2, xv3, xv4, xv5, xv6, xv7, srcy, 4);
|
|
ST_SP8_INC(yv0, yv1, yv2, yv3, yv4, yv5, yv6, yv7, srcx, 4);
|
|
}
|
|
|
|
if (n & 31)
|
|
{
|
|
if ((n & 16) && (n & 8) && (n & 4))
|
|
{
|
|
LD_SP7_INC(px, 4, xv0, xv1, xv2, xv3, xv4, xv5, xv6);
|
|
LD_SP7_INC(py, 4, yv0, yv1, yv2, yv3, yv4, yv5, yv6);
|
|
ST_SP7_INC(xv0, xv1, xv2, xv3, xv4, xv5, xv6, srcy, 4);
|
|
ST_SP7_INC(yv0, yv1, yv2, yv3, yv4, yv5, yv6, srcx, 4);
|
|
}
|
|
else if ((n & 16) && (n & 8))
|
|
{
|
|
LD_SP6_INC(px, 4, xv0, xv1, xv2, xv3, xv4, xv5);
|
|
LD_SP6_INC(py, 4, yv0, yv1, yv2, yv3, yv4, yv5);
|
|
ST_SP6_INC(xv0, xv1, xv2, xv3, xv4, xv5, srcy, 4);
|
|
ST_SP6_INC(yv0, yv1, yv2, yv3, yv4, yv5, srcx, 4);
|
|
}
|
|
else if ((n & 16) && (n & 4))
|
|
{
|
|
LD_SP5_INC(px, 4, xv0, xv1, xv2, xv3, xv4);
|
|
LD_SP5_INC(py, 4, yv0, yv1, yv2, yv3, yv4);
|
|
ST_SP5_INC(xv0, xv1, xv2, xv3, xv4, srcy, 4);
|
|
ST_SP5_INC(yv0, yv1, yv2, yv3, yv4, srcx, 4);
|
|
}
|
|
else if ((n & 8) && (n & 4))
|
|
{
|
|
LD_SP3_INC(px, 4, xv0, xv1, xv2);
|
|
LD_SP3_INC(py, 4, yv0, yv1, yv2);
|
|
ST_SP3_INC(xv0, xv1, xv2, srcy, 4);
|
|
ST_SP3_INC(yv0, yv1, yv2, srcx, 4);
|
|
}
|
|
else if (n & 16)
|
|
{
|
|
LD_SP4_INC(px, 4, xv0, xv1, xv2, xv3);
|
|
LD_SP4_INC(py, 4, yv0, yv1, yv2, yv3);
|
|
ST_SP4_INC(xv0, xv1, xv2, xv3, srcy, 4);
|
|
ST_SP4_INC(yv0, yv1, yv2, yv3, srcx, 4);
|
|
}
|
|
else if (n & 8)
|
|
{
|
|
LD_SP2_INC(px, 4, xv0, xv1);
|
|
LD_SP2_INC(py, 4, yv0, yv1);
|
|
ST_SP2_INC(xv0, xv1, srcy, 4);
|
|
ST_SP2_INC(yv0, yv1, srcx, 4);
|
|
}
|
|
else if (n & 4)
|
|
{
|
|
xv0 = LD_SP(px);
|
|
yv0 = LD_SP(py);
|
|
|
|
px += 4;
|
|
py += 4;
|
|
|
|
ST_SP(xv0, srcy);
|
|
ST_SP(yv0, srcx);
|
|
|
|
srcx += 4;
|
|
srcy += 4;
|
|
}
|
|
|
|
if ((n & 2) && (n & 1))
|
|
{
|
|
LD_GP3_INC(px, 1, x0, x1, x3);
|
|
LD_GP3_INC(py, 1, y0, y1, y3);
|
|
ST_GP3_INC(x0, x1, x3, srcy, 1);
|
|
ST_GP3_INC(y0, y1, y3, srcx, 1);
|
|
}
|
|
else if (n & 2)
|
|
{
|
|
LD_GP2_INC(px, 1, x0, x1);
|
|
LD_GP2_INC(py, 1, y0, y1);
|
|
ST_GP2_INC(x0, x1, srcy, 1);
|
|
ST_GP2_INC(y0, y1, srcx, 1);
|
|
}
|
|
else if (n & 1)
|
|
{
|
|
x0 = px[0];
|
|
y0 = py[0];
|
|
srcx[0] = y0;
|
|
srcy[0] = x0;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i = (n >> 3); i--;)
|
|
{
|
|
LD_GP8_INC(px, inc_x, x0, x1, x2, x3, x4, x5, x6, x7);
|
|
LD_GP8_INC(py, inc_y, y0, y1, y2, y3, y4, y5, y6, y7);
|
|
ST_GP8_INC(x0, x1, x2, x3, x4, x5, x6, x7, srcy, inc_y);
|
|
ST_GP8_INC(y0, y1, y2, y3, y4, y5, y6, y7, srcx, inc_x);
|
|
}
|
|
|
|
if (n & 7)
|
|
{
|
|
if ((n & 4) && (n & 2) && (n & 1))
|
|
{
|
|
LD_GP7_INC(px, inc_x, x0, x1, x2, x3, x4, x5, x6);
|
|
LD_GP7_INC(py, inc_y, y0, y1, y2, y3, y4, y5, y6);
|
|
ST_GP7_INC(x0, x1, x2, x3, x4, x5, x6, srcy, inc_y);
|
|
ST_GP7_INC(y0, y1, y2, y3, y4, y5, y6, srcx, inc_x);
|
|
}
|
|
else if ((n & 4) && (n & 2))
|
|
{
|
|
LD_GP6_INC(px, inc_x, x0, x1, x2, x3, x4, x5);
|
|
LD_GP6_INC(py, inc_y, y0, y1, y2, y3, y4, y5);
|
|
ST_GP6_INC(x0, x1, x2, x3, x4, x5, srcy, inc_y);
|
|
ST_GP6_INC(y0, y1, y2, y3, y4, y5, srcx, inc_x);
|
|
}
|
|
else if ((n & 4) && (n & 1))
|
|
{
|
|
LD_GP5_INC(px, inc_x, x0, x1, x2, x3, x4);
|
|
LD_GP5_INC(py, inc_y, y0, y1, y2, y3, y4);
|
|
ST_GP5_INC(x0, x1, x2, x3, x4, srcy, inc_y);
|
|
ST_GP5_INC(y0, y1, y2, y3, y4, srcx, inc_x);
|
|
}
|
|
else if ((n & 2) && (n & 1))
|
|
{
|
|
LD_GP3_INC(px, inc_x, x0, x1, x2);
|
|
LD_GP3_INC(py, inc_y, y0, y1, y2);
|
|
ST_GP3_INC(x0, x1, x2, srcy, inc_y);
|
|
ST_GP3_INC(y0, y1, y2, srcx, inc_x);
|
|
}
|
|
else if (n & 4)
|
|
{
|
|
LD_GP4_INC(px, inc_x, x0, x1, x2, x3);
|
|
LD_GP4_INC(py, inc_y, y0, y1, y2, y3);
|
|
ST_GP4_INC(x0, x1, x2, x3, srcy, inc_y);
|
|
ST_GP4_INC(y0, y1, y2, y3, srcx, inc_x);
|
|
}
|
|
else if (n & 2)
|
|
{
|
|
LD_GP2_INC(px, inc_x, x0, x1);
|
|
LD_GP2_INC(py, inc_y, y0, y1);
|
|
ST_GP2_INC(x0, x1, srcy, inc_y);
|
|
ST_GP2_INC(y0, y1, srcx, inc_x);
|
|
}
|
|
else if (n & 1)
|
|
{
|
|
x0 = *srcx;
|
|
y0 = *srcy;
|
|
|
|
*srcx = y0;
|
|
*srcy = x0;
|
|
}
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|