added drot- and srot-kernel optimimized for POWER8
This commit is contained in:
Werner Saar
parent
7a92c1538e
commit
35f1f21a7f
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@ -130,8 +130,8 @@ ZDOTKERNEL = zdot.c
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#CNRM2KERNEL = ../arm/znrm2.c
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#CNRM2KERNEL = ../arm/znrm2.c
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#ZNRM2KERNEL = ../arm/znrm2.c
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#ZNRM2KERNEL = ../arm/znrm2.c
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#
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#
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#SROTKERNEL = ../arm/rot.c
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SROTKERNEL = srot.c
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#DROTKERNEL = ../arm/rot.c
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DROTKERNEL = drot.c
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#CROTKERNEL = ../arm/zrot.c
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#CROTKERNEL = ../arm/zrot.c
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#ZROTKERNEL = ../arm/zrot.c
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#ZROTKERNEL = ../arm/zrot.c
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#
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#
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@ -0,0 +1,167 @@
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/***************************************************************************
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Copyright (c) 2013-2016, The OpenBLAS Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright
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|
notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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|
notice, this list of conditions and the following disclaimer in
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|
the documentation and/or other materials provided with the
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|
distribution.
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3. Neither the name of the OpenBLAS project nor the names of
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|
its contributors may be used to endorse or promote products
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||||||
|
derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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||||||
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ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
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||||||
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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||||||
|
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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||||||
|
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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||||||
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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||||||
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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||||||
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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/**************************************************************************************
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* 2016/03/27 Werner Saar (wernsaar@googlemail.com)
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* BLASTEST : OK
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* CTEST : OK
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* TEST : OK
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* LAPACK-TEST : OK
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**************************************************************************************/
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#include "common.h"
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#pragma GCC optimize "O1"
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#if defined(POWER8)
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#include "drot_microk_power8.c"
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#endif
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#ifndef HAVE_KERNEL_16
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static void drot_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s)
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{
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BLASLONG i=0;
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FLOAT f0, f1, f2, f3;
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FLOAT x00, x01, x02, x03;
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FLOAT g0, g1, g2, g3;
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FLOAT y00, y01, y02, y03;
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FLOAT *x1=x;
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FLOAT *y1=y;
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FLOAT c1=*c;
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FLOAT s1=*s;
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while ( i<n )
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{
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x00 = x1[0];
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y00 = y1[0];
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x01 = x1[1];
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y01 = y1[1];
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x02 = x1[2];
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y02 = y1[2];
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x03 = x1[3];
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y03 = y1[3];
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f0 = c1*x00 + s1*y00;
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g0 = c1*y00 - s1*x00;
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f1 = c1*x01 + s1*y01;
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g1 = c1*y01 - s1*x01;
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f2 = c1*x02 + s1*y02;
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g2 = c1*y02 - s1*x02;
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f3 = c1*x03 + s1*y03;
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g3 = c1*y03 - s1*x03;
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x1[0] = f0;
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y1[0] = g0;
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x1[1] = f1;
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y1[1] = g1;
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x1[2] = f2;
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y1[2] = g2;
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x1[3] = f3;
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y1[3] = g3;
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x1 += 4;
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y1 += 4;
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i+=4;
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}
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return;
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}
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#endif
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int CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT c, FLOAT s)
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{
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BLASLONG i=0;
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BLASLONG ix=0,iy=0;
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FLOAT c1[4] __attribute__ ((aligned (16)));;
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FLOAT s1[4] __attribute__ ((aligned (16)));;
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FLOAT *x1=x;
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FLOAT *y1=y;
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FLOAT temp;
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if ( n <= 0 ) return(0);
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if ( (inc_x == 1) && (inc_y == 1) )
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{
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BLASLONG n1 = n & -16;
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if ( n1 > 0 )
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{
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c1[0]=c;
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c1[1]=c;
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c1[2]=c;
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c1[3]=c;
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s1[0]=s;
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s1[1]=s;
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s1[2]=s;
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s1[3]=s;
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drot_kernel_16(n1, x1, y1, c1, s1);
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i=n1;
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}
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while(i < n)
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{
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temp = c*x[i] + s*y[i] ;
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y[i] = c*y[i] - s*x[i] ;
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x[i] = temp ;
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i++ ;
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}
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}
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else
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{
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while(i < n)
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{
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temp = c*x[ix] + s*y[iy] ;
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y[iy] = c*y[iy] - s*x[ix] ;
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x[ix] = temp ;
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ix += inc_x ;
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iy += inc_y ;
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i++ ;
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}
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}
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return(0);
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}
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@ -0,0 +1,211 @@
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/***************************************************************************
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Copyright (c) 2013-2016, The OpenBLAS Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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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
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||||||
|
notice, this list of conditions and the following disclaimer in
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||||||
|
the documentation and/or other materials provided with the
|
||||||
|
distribution.
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|
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
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||||||
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||||
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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/**************************************************************************************
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* 2016/03/27 Werner Saar (wernsaar@googlemail.com)
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*
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* I don't use fused multiply-add ( precision problems with lapack )
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*
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* BLASTEST : OK
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* CTEST : OK
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* TEST : OK
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* LAPACK-TEST : OK
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**************************************************************************************/
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#define HAVE_KERNEL_16 1
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static void drot_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s) __attribute__ ((noinline));
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static void drot_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s)
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{
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BLASLONG i = n;
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BLASLONG o16 = 16;
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BLASLONG o32 = 32;
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BLASLONG o48 = 48;
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FLOAT *x1=x;
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FLOAT *y1=y;
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FLOAT *x2=x+1;
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FLOAT *y2=y+1;
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__asm__ __volatile__
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(
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"lxsdx 36 , %5, %3 \n\t" // load c
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"lxsdx 37 , %5, %4 \n\t" // load s
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"addi %8 , %8, -8 \n\t"
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"addi %9 , %9, -8 \n\t"
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"xxspltd 36 , 36, 0 \n\t"
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"xxspltd 37 , 37, 0 \n\t"
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"lxvd2x 32, 0, %1 \n\t" // load x
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"lxvd2x 33, %5, %1 \n\t"
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"lxvd2x 34, %6, %1 \n\t"
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"lxvd2x 35, %7, %1 \n\t"
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"lxvd2x 40, 0, %2 \n\t" // load y
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"lxvd2x 41, %5, %2 \n\t"
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"lxvd2x 42, %6, %2 \n\t"
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"lxvd2x 43, %7, %2 \n\t"
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"addi %1, %1, 64 \n\t"
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"addi %2, %2, 64 \n\t"
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"addic. %0 , %0 , -8 \n\t"
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"ble 2f \n\t"
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".align 5 \n\t"
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"1: \n\t"
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"xvmuldp 48, 32, 36 \n\t" // c * x
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"xvmuldp 49, 33, 36 \n\t"
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"xvmuldp 50, 34, 36 \n\t"
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"xvmuldp 51, 35, 36 \n\t"
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"xvmuldp 56, 40, 36 \n\t" // c * y
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"xvmuldp 57, 41, 36 \n\t"
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"xvmuldp 58, 42, 36 \n\t"
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"xvmuldp 59, 43, 36 \n\t"
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"xvmuldp 52, 32, 37 \n\t" // s * x
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"xvmuldp 53, 33, 37 \n\t"
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"lxvd2x 32, 0, %1 \n\t" // load x
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"lxvd2x 33, %5, %1 \n\t"
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"xvmuldp 54, 34, 37 \n\t"
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"xvmuldp 55, 35, 37 \n\t"
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"lxvd2x 34, %6, %1 \n\t"
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"lxvd2x 35, %7, %1 \n\t"
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"xvmuldp 60, 40, 37 \n\t" // s * y
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"xvmuldp 61, 41, 37 \n\t"
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"lxvd2x 40, 0, %2 \n\t" // load y
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"lxvd2x 41, %5, %2 \n\t"
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"xvmuldp 62, 42, 37 \n\t"
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"xvmuldp 63, 43, 37 \n\t"
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"lxvd2x 42, %6, %2 \n\t"
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"lxvd2x 43, %7, %2 \n\t"
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"xvadddp 48, 48 , 60 \n\t" // c * x + s * y
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"xvadddp 49, 49 , 61 \n\t" // c * x + s * y
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"addi %1, %1, 64 \n\t"
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"addi %2, %2, 64 \n\t"
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"xvadddp 50, 50 , 62 \n\t" // c * x + s * y
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"xvadddp 51, 51 , 63 \n\t" // c * x + s * y
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"xvsubdp 56, 56 , 52 \n\t" // c * y - s * x
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"xvsubdp 57, 57 , 53 \n\t" // c * y - s * x
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"xvsubdp 58, 58 , 54 \n\t" // c * y - s * x
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"xvsubdp 59, 59 , 55 \n\t" // c * y - s * x
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"stxvd2x 48, 0, %8 \n\t" // store x
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"stxvd2x 49, %5, %8 \n\t"
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"stxvd2x 50, %6, %8 \n\t"
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"stxvd2x 51, %7, %8 \n\t"
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"stxvd2x 56, 0, %9 \n\t" // store y
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"stxvd2x 57, %5, %9 \n\t"
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"stxvd2x 58, %6, %9 \n\t"
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"stxvd2x 59, %7, %9 \n\t"
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"addi %8, %8, 64 \n\t"
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"addi %9, %9, 64 \n\t"
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"addic. %0 , %0 , -8 \n\t"
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"bgt 1b \n\t"
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"2: \n\t"
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"xvmuldp 48, 32, 36 \n\t" // c * x
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"xvmuldp 49, 33, 36 \n\t"
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"xvmuldp 50, 34, 36 \n\t"
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"xvmuldp 51, 35, 36 \n\t"
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|
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"xvmuldp 56, 40, 36 \n\t" // c * y
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"xvmuldp 57, 41, 36 \n\t"
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"xvmuldp 58, 42, 36 \n\t"
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"xvmuldp 59, 43, 36 \n\t"
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|
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"xvmuldp 52, 32, 37 \n\t" // s * x
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"xvmuldp 53, 33, 37 \n\t"
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"xvmuldp 54, 34, 37 \n\t"
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"xvmuldp 55, 35, 37 \n\t"
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|
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"xvmuldp 60, 40, 37 \n\t" // s * y
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"xvmuldp 61, 41, 37 \n\t"
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"xvmuldp 62, 42, 37 \n\t"
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"xvmuldp 63, 43, 37 \n\t"
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|
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"xvadddp 48, 48 , 60 \n\t" // c * x + s * y
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"xvadddp 49, 49 , 61 \n\t" // c * x + s * y
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"xvadddp 50, 50 , 62 \n\t" // c * x + s * y
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"xvadddp 51, 51 , 63 \n\t" // c * x + s * y
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|
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"xvsubdp 56, 56 , 52 \n\t" // c * y - s * x
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"xvsubdp 57, 57 , 53 \n\t" // c * y - s * x
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"xvsubdp 58, 58 , 54 \n\t" // c * y - s * x
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"xvsubdp 59, 59 , 55 \n\t" // c * y - s * x
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|
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"stxvd2x 48, 0, %8 \n\t" // store x
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"stxvd2x 49, %5, %8 \n\t"
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"stxvd2x 50, %6, %8 \n\t"
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||||||
|
"stxvd2x 51, %7, %8 \n\t"
|
||||||
|
|
||||||
|
"stxvd2x 56, 0, %9 \n\t" // store y
|
||||||
|
"stxvd2x 57, %5, %9 \n\t"
|
||||||
|
"stxvd2x 58, %6, %9 \n\t"
|
||||||
|
"stxvd2x 59, %7, %9 \n\t"
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
:
|
||||||
|
:
|
||||||
|
"r" (i), // 0
|
||||||
|
"r" (x1), // 1
|
||||||
|
"r" (y1), // 2
|
||||||
|
"r" (c), // 3
|
||||||
|
"r" (s), // 4
|
||||||
|
"r" (o16), // 5
|
||||||
|
"r" (o32), // 6
|
||||||
|
"r" (o48), // 7
|
||||||
|
"r" (x2), // 8
|
||||||
|
"r" (y2) // 9
|
||||||
|
: "cr0", "%0", "%1" , "%2", "%8", "%9", "memory"
|
||||||
|
);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
@ -0,0 +1,167 @@
|
||||||
|
/***************************************************************************
|
||||||
|
Copyright (c) 2013-2016, 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.
|
||||||
|
*****************************************************************************/
|
||||||
|
|
||||||
|
/**************************************************************************************
|
||||||
|
* 2016/03/26 Werner Saar (wernsaar@googlemail.com)
|
||||||
|
* BLASTEST : OK
|
||||||
|
* CTEST : OK
|
||||||
|
* TEST : OK
|
||||||
|
* LAPACK-TEST : OK
|
||||||
|
**************************************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#include "common.h"
|
||||||
|
|
||||||
|
#pragma GCC optimize "O1"
|
||||||
|
|
||||||
|
#if defined(POWER8)
|
||||||
|
#include "srot_microk_power8.c"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
||||||
|
#ifndef HAVE_KERNEL_16
|
||||||
|
|
||||||
|
static void srot_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s)
|
||||||
|
{
|
||||||
|
|
||||||
|
BLASLONG i=0;
|
||||||
|
FLOAT f0, f1, f2, f3;
|
||||||
|
FLOAT x00, x01, x02, x03;
|
||||||
|
FLOAT g0, g1, g2, g3;
|
||||||
|
FLOAT y00, y01, y02, y03;
|
||||||
|
FLOAT *x1=x;
|
||||||
|
FLOAT *y1=y;
|
||||||
|
FLOAT c1=*c;
|
||||||
|
FLOAT s1=*s;
|
||||||
|
|
||||||
|
while ( i<n )
|
||||||
|
{
|
||||||
|
|
||||||
|
x00 = x1[0];
|
||||||
|
y00 = y1[0];
|
||||||
|
x01 = x1[1];
|
||||||
|
y01 = y1[1];
|
||||||
|
x02 = x1[2];
|
||||||
|
y02 = y1[2];
|
||||||
|
x03 = x1[3];
|
||||||
|
y03 = y1[3];
|
||||||
|
|
||||||
|
f0 = c1*x00 + s1*y00;
|
||||||
|
g0 = c1*y00 - s1*x00;
|
||||||
|
f1 = c1*x01 + s1*y01;
|
||||||
|
g1 = c1*y01 - s1*x01;
|
||||||
|
f2 = c1*x02 + s1*y02;
|
||||||
|
g2 = c1*y02 - s1*x02;
|
||||||
|
f3 = c1*x03 + s1*y03;
|
||||||
|
g3 = c1*y03 - s1*x03;
|
||||||
|
|
||||||
|
x1[0] = f0;
|
||||||
|
y1[0] = g0;
|
||||||
|
x1[1] = f1;
|
||||||
|
y1[1] = g1;
|
||||||
|
x1[2] = f2;
|
||||||
|
y1[2] = g2;
|
||||||
|
x1[3] = f3;
|
||||||
|
y1[3] = g3;
|
||||||
|
|
||||||
|
x1 += 4;
|
||||||
|
y1 += 4;
|
||||||
|
|
||||||
|
i+=4;
|
||||||
|
}
|
||||||
|
return;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
||||||
|
int CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT c, FLOAT s)
|
||||||
|
{
|
||||||
|
BLASLONG i=0;
|
||||||
|
BLASLONG ix=0,iy=0;
|
||||||
|
FLOAT c1[4] __attribute__ ((aligned (16)));;
|
||||||
|
FLOAT s1[4] __attribute__ ((aligned (16)));;
|
||||||
|
FLOAT *x1=x;
|
||||||
|
FLOAT *y1=y;
|
||||||
|
FLOAT temp;
|
||||||
|
|
||||||
|
if ( n <= 0 ) return(0);
|
||||||
|
|
||||||
|
if ( (inc_x == 1) && (inc_y == 1) )
|
||||||
|
{
|
||||||
|
|
||||||
|
BLASLONG n1 = n & -16;
|
||||||
|
if ( n1 > 0 )
|
||||||
|
{
|
||||||
|
c1[0]=c;
|
||||||
|
c1[1]=c;
|
||||||
|
c1[2]=c;
|
||||||
|
c1[3]=c;
|
||||||
|
s1[0]=s;
|
||||||
|
s1[1]=s;
|
||||||
|
s1[2]=s;
|
||||||
|
s1[3]=s;
|
||||||
|
srot_kernel_16(n1, x1, y1, c1, s1);
|
||||||
|
i=n1;
|
||||||
|
}
|
||||||
|
|
||||||
|
while(i < n)
|
||||||
|
{
|
||||||
|
temp = c*x[i] + s*y[i] ;
|
||||||
|
y[i] = c*y[i] - s*x[i] ;
|
||||||
|
x[i] = temp ;
|
||||||
|
|
||||||
|
i++ ;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
|
||||||
|
while(i < n)
|
||||||
|
{
|
||||||
|
temp = c*x[ix] + s*y[iy] ;
|
||||||
|
y[iy] = c*y[iy] - s*x[ix] ;
|
||||||
|
x[ix] = temp ;
|
||||||
|
|
||||||
|
ix += inc_x ;
|
||||||
|
iy += inc_y ;
|
||||||
|
i++ ;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
return(0);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
@ -0,0 +1,208 @@
|
||||||
|
/***************************************************************************
|
||||||
|
Copyright (c) 2013-2016, 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.
|
||||||
|
*****************************************************************************/
|
||||||
|
|
||||||
|
/**************************************************************************************
|
||||||
|
* 2016/03/27 Werner Saar (wernsaar@googlemail.com)
|
||||||
|
*
|
||||||
|
* I don't use fused multiply-add ( precision problems with lapack )
|
||||||
|
*
|
||||||
|
* BLASTEST : OK
|
||||||
|
* CTEST : OK
|
||||||
|
* TEST : OK
|
||||||
|
* LAPACK-TEST : OK
|
||||||
|
**************************************************************************************/
|
||||||
|
|
||||||
|
#define HAVE_KERNEL_16 1
|
||||||
|
|
||||||
|
static void srot_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s) __attribute__ ((noinline));
|
||||||
|
|
||||||
|
static void srot_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *c, FLOAT *s)
|
||||||
|
{
|
||||||
|
|
||||||
|
|
||||||
|
BLASLONG i = n;
|
||||||
|
BLASLONG o16 = 16;
|
||||||
|
BLASLONG o32 = 32;
|
||||||
|
BLASLONG o48 = 48;
|
||||||
|
FLOAT *x1=x;
|
||||||
|
FLOAT *y1=y;
|
||||||
|
FLOAT *x2=x+1;
|
||||||
|
FLOAT *y2=y+1;
|
||||||
|
|
||||||
|
__asm__ __volatile__
|
||||||
|
(
|
||||||
|
|
||||||
|
"lxvw4x 36 , 0, %3 \n\t" // load c
|
||||||
|
"lxvw4x 37 , 0, %4 \n\t" // load s
|
||||||
|
"addi %8 , %8, -4 \n\t"
|
||||||
|
"addi %9 , %9, -4 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 32, 0, %1 \n\t" // load x
|
||||||
|
"lxvw4x 33, %5, %1 \n\t"
|
||||||
|
"lxvw4x 34, %6, %1 \n\t"
|
||||||
|
"lxvw4x 35, %7, %1 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 40, 0, %2 \n\t" // load y
|
||||||
|
"lxvw4x 41, %5, %2 \n\t"
|
||||||
|
"lxvw4x 42, %6, %2 \n\t"
|
||||||
|
"lxvw4x 43, %7, %2 \n\t"
|
||||||
|
|
||||||
|
"addi %1, %1, 64 \n\t"
|
||||||
|
"addi %2, %2, 64 \n\t"
|
||||||
|
|
||||||
|
"addic. %0 , %0 , -16 \n\t"
|
||||||
|
"ble 2f \n\t"
|
||||||
|
|
||||||
|
".align 5 \n\t"
|
||||||
|
"1: \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 48, 32, 36 \n\t" // c * x
|
||||||
|
"xvmulsp 49, 33, 36 \n\t"
|
||||||
|
"xvmulsp 50, 34, 36 \n\t"
|
||||||
|
"xvmulsp 51, 35, 36 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 56, 40, 36 \n\t" // c * y
|
||||||
|
"xvmulsp 57, 41, 36 \n\t"
|
||||||
|
"xvmulsp 58, 42, 36 \n\t"
|
||||||
|
"xvmulsp 59, 43, 36 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 52, 32, 37 \n\t" // s * x
|
||||||
|
"xvmulsp 53, 33, 37 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 32, 0, %1 \n\t" // load x
|
||||||
|
"lxvw4x 33, %5, %1 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 54, 34, 37 \n\t"
|
||||||
|
"xvmulsp 55, 35, 37 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 34, %6, %1 \n\t"
|
||||||
|
"lxvw4x 35, %7, %1 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 60, 40, 37 \n\t" // s * y
|
||||||
|
"xvmulsp 61, 41, 37 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 40, 0, %2 \n\t" // load y
|
||||||
|
"lxvw4x 41, %5, %2 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 62, 42, 37 \n\t"
|
||||||
|
"xvmulsp 63, 43, 37 \n\t"
|
||||||
|
|
||||||
|
"lxvw4x 42, %6, %2 \n\t"
|
||||||
|
"lxvw4x 43, %7, %2 \n\t"
|
||||||
|
|
||||||
|
"xvaddsp 48, 48 , 60 \n\t" // c * x + s * y
|
||||||
|
"xvaddsp 49, 49 , 61 \n\t" // c * x + s * y
|
||||||
|
|
||||||
|
"addi %1, %1, 64 \n\t"
|
||||||
|
"addi %2, %2, 64 \n\t"
|
||||||
|
|
||||||
|
"xvaddsp 50, 50 , 62 \n\t" // c * x + s * y
|
||||||
|
"xvaddsp 51, 51 , 63 \n\t" // c * x + s * y
|
||||||
|
|
||||||
|
"xvsubsp 56, 56 , 52 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 57, 57 , 53 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 58, 58 , 54 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 59, 59 , 55 \n\t" // c * y - s * x
|
||||||
|
|
||||||
|
"stxvw4x 48, 0, %8 \n\t" // store x
|
||||||
|
"stxvw4x 49, %5, %8 \n\t"
|
||||||
|
"stxvw4x 50, %6, %8 \n\t"
|
||||||
|
"stxvw4x 51, %7, %8 \n\t"
|
||||||
|
|
||||||
|
"stxvw4x 56, 0, %9 \n\t" // store y
|
||||||
|
"stxvw4x 57, %5, %9 \n\t"
|
||||||
|
"stxvw4x 58, %6, %9 \n\t"
|
||||||
|
"stxvw4x 59, %7, %9 \n\t"
|
||||||
|
|
||||||
|
"addi %8, %8, 64 \n\t"
|
||||||
|
"addi %9, %9, 64 \n\t"
|
||||||
|
|
||||||
|
"addic. %0 , %0 , -16 \n\t"
|
||||||
|
"bgt 1b \n\t"
|
||||||
|
|
||||||
|
"2: \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 48, 32, 36 \n\t" // c * x
|
||||||
|
"xvmulsp 49, 33, 36 \n\t"
|
||||||
|
"xvmulsp 50, 34, 36 \n\t"
|
||||||
|
"xvmulsp 51, 35, 36 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 56, 40, 36 \n\t" // c * y
|
||||||
|
"xvmulsp 57, 41, 36 \n\t"
|
||||||
|
"xvmulsp 58, 42, 36 \n\t"
|
||||||
|
"xvmulsp 59, 43, 36 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 52, 32, 37 \n\t" // s * x
|
||||||
|
"xvmulsp 53, 33, 37 \n\t"
|
||||||
|
"xvmulsp 54, 34, 37 \n\t"
|
||||||
|
"xvmulsp 55, 35, 37 \n\t"
|
||||||
|
|
||||||
|
"xvmulsp 60, 40, 37 \n\t" // s * y
|
||||||
|
"xvmulsp 61, 41, 37 \n\t"
|
||||||
|
"xvmulsp 62, 42, 37 \n\t"
|
||||||
|
"xvmulsp 63, 43, 37 \n\t"
|
||||||
|
|
||||||
|
"xvaddsp 48, 48 , 60 \n\t" // c * x + s * y
|
||||||
|
"xvaddsp 49, 49 , 61 \n\t" // c * x + s * y
|
||||||
|
"xvaddsp 50, 50 , 62 \n\t" // c * x + s * y
|
||||||
|
"xvaddsp 51, 51 , 63 \n\t" // c * x + s * y
|
||||||
|
|
||||||
|
"xvsubsp 56, 56 , 52 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 57, 57 , 53 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 58, 58 , 54 \n\t" // c * y - s * x
|
||||||
|
"xvsubsp 59, 59 , 55 \n\t" // c * y - s * x
|
||||||
|
|
||||||
|
"stxvw4x 48, 0, %8 \n\t" // store x
|
||||||
|
"stxvw4x 49, %5, %8 \n\t"
|
||||||
|
"stxvw4x 50, %6, %8 \n\t"
|
||||||
|
"stxvw4x 51, %7, %8 \n\t"
|
||||||
|
|
||||||
|
"stxvw4x 56, 0, %9 \n\t" // store y
|
||||||
|
"stxvw4x 57, %5, %9 \n\t"
|
||||||
|
"stxvw4x 58, %6, %9 \n\t"
|
||||||
|
"stxvw4x 59, %7, %9 \n\t"
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
:
|
||||||
|
:
|
||||||
|
"r" (i), // 0
|
||||||
|
"r" (x1), // 1
|
||||||
|
"r" (y1), // 2
|
||||||
|
"r" (c), // 3
|
||||||
|
"r" (s), // 4
|
||||||
|
"r" (o16), // 5
|
||||||
|
"r" (o32), // 6
|
||||||
|
"r" (o48), // 7
|
||||||
|
"r" (x2), // 8
|
||||||
|
"r" (y2) // 9
|
||||||
|
: "cr0", "%0", "%1" , "%2", "%8", "%9", "memory"
|
||||||
|
);
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
Loading…
Reference in New Issue