added optimized dgemv_n kernel for POWER8
This commit is contained in:
Werner Saar
parent
a571359afd
commit
68a69c5b50
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@ -147,7 +147,7 @@ ZSWAPKERNEL = zswap.c
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#
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#SGEMVNKERNEL = ../arm/gemv_n.c
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#DGEMVNKERNEL = ../arm/gemv_n.c
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DGEMVNKERNEL = dgemv_n.c
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#CGEMVNKERNEL = ../arm/zgemv_n.c
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#ZGEMVNKERNEL = ../arm/zgemv_n.c
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#
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@ -0,0 +1,426 @@
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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:
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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
|
||||
notice, this list of conditions and the following disclaimer in
|
||||
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
|
||||
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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||||
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
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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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* 2016/03/30 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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#if defined(POWER8)
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#include "dgemv_n_microk_power8.c"
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#endif
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#define NBMAX 4096
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#ifndef HAVE_KERNEL_4x4
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static void dgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *xo, FLOAT *y, FLOAT *alpha)
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{
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BLASLONG i;
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FLOAT *a0,*a1,*a2,*a3;
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FLOAT x[4] __attribute__ ((aligned (16)));;
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a0 = ap[0];
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a1 = ap[1];
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a2 = ap[2];
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a3 = ap[3];
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for ( i=0; i<4; i++)
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x[i] = xo[i] * *alpha;
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for ( i=0; i< n; i+=4 )
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{
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y[i] += a0[i]*x[0] + a1[i]*x[1] + a2[i]*x[2] + a3[i]*x[3];
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y[i+1] += a0[i+1]*x[0] + a1[i+1]*x[1] + a2[i+1]*x[2] + a3[i+1]*x[3];
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y[i+2] += a0[i+2]*x[0] + a1[i+2]*x[1] + a2[i+2]*x[2] + a3[i+2]*x[3];
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y[i+3] += a0[i+3]*x[0] + a1[i+3]*x[1] + a2[i+3]*x[2] + a3[i+3]*x[3];
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}
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}
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#endif
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#ifndef HAVE_KERNEL_4x2
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static void dgemv_kernel_4x2(BLASLONG n, FLOAT **ap, FLOAT *xo, FLOAT *y, FLOAT *alpha)
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{
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BLASLONG i;
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FLOAT *a0,*a1;
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FLOAT x[4] __attribute__ ((aligned (16)));;
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a0 = ap[0];
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a1 = ap[1];
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for ( i=0; i<2; i++)
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x[i] = xo[i] * *alpha;
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for ( i=0; i< n; i+=4 )
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{
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y[i] += a0[i]*x[0] + a1[i]*x[1];
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y[i+1] += a0[i+1]*x[0] + a1[i+1]*x[1];
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y[i+2] += a0[i+2]*x[0] + a1[i+2]*x[1];
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y[i+3] += a0[i+3]*x[0] + a1[i+3]*x[1];
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}
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}
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#endif
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#ifndef HAVE_KERNEL_4x1
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static void dgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *xo, FLOAT *y, FLOAT *alpha)
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{
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BLASLONG i;
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FLOAT *a0;
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FLOAT x[4] __attribute__ ((aligned (16)));;
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a0 = ap;
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for ( i=0; i<1; i++)
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x[i] = xo[i] * *alpha;
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for ( i=0; i< n; i+=4 )
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{
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y[i] += a0[i]*x[0];
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y[i+1] += a0[i+1]*x[0];
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y[i+2] += a0[i+2]*x[0];
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y[i+3] += a0[i+3]*x[0];
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}
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}
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#endif
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static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest)
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{
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BLASLONG i;
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if ( inc_dest != 1 )
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{
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for ( i=0; i<n; i++ )
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{
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*dest += *src;
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src++;
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dest += inc_dest;
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}
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return;
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}
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}
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int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a, BLASLONG lda, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT *buffer)
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{
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BLASLONG i;
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BLASLONG j;
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FLOAT *a_ptr;
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FLOAT *x_ptr;
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FLOAT *y_ptr;
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BLASLONG n1;
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BLASLONG m1;
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BLASLONG m2;
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BLASLONG m3;
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BLASLONG n2;
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BLASLONG lda4 = lda << 2;
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FLOAT *ap[4] __attribute__ ((aligned (16)));;
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FLOAT xbuffer[8] __attribute__ ((aligned (16)));;
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FLOAT alpha_r[4] __attribute__ ((aligned (16)));;
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FLOAT *ybuffer;
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alpha_r[0] = alpha;
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if ( m < 1 ) return(0);
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if ( n < 1 ) return(0);
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ybuffer = buffer;
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n1 = n >> 2 ;
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n2 = n & 3 ;
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m3 = m & 3 ;
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m1 = m & -4 ;
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m2 = (m & (NBMAX-1)) - m3 ;
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y_ptr = y;
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BLASLONG NB = NBMAX;
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while ( NB == NBMAX )
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{
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m1 -= NB;
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if ( m1 < 0)
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{
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if ( m2 == 0 ) break;
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NB = m2;
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}
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a_ptr = a;
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x_ptr = x;
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ap[0] = a_ptr;
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ap[1] = a_ptr + lda;
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ap[2] = ap[1] + lda;
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ap[3] = ap[2] + lda;
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if ( inc_y != 1 )
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memset(ybuffer,0,NB*8);
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else
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ybuffer = y_ptr;
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if ( inc_x == 1 )
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{
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for( i = 0; i < n1 ; i++)
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{
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dgemv_kernel_4x4(NB,ap,x_ptr,ybuffer,alpha_r);
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ap[0] += lda4;
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ap[1] += lda4;
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ap[2] += lda4;
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ap[3] += lda4;
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a_ptr += lda4;
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x_ptr += 4;
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}
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if ( n2 & 2 )
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{
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dgemv_kernel_4x2(NB,ap,x_ptr,ybuffer,alpha_r);
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a_ptr += lda*2;
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x_ptr += 2;
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}
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if ( n2 & 1 )
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{
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dgemv_kernel_4x1(NB,a_ptr,x_ptr,ybuffer,alpha_r);
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a_ptr += lda;
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x_ptr += 1;
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}
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}
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else
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{
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for( i = 0; i < n1 ; i++)
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{
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xbuffer[0] = x_ptr[0];
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x_ptr += inc_x;
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xbuffer[1] = x_ptr[0];
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x_ptr += inc_x;
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xbuffer[2] = x_ptr[0];
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x_ptr += inc_x;
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xbuffer[3] = x_ptr[0];
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x_ptr += inc_x;
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dgemv_kernel_4x4(NB,ap,xbuffer,ybuffer,alpha_r);
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ap[0] += lda4;
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ap[1] += lda4;
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ap[2] += lda4;
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ap[3] += lda4;
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a_ptr += lda4;
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}
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for( i = 0; i < n2 ; i++)
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{
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xbuffer[0] = x_ptr[0];
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x_ptr += inc_x;
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dgemv_kernel_4x1(NB,a_ptr,xbuffer,ybuffer,alpha_r);
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a_ptr += lda;
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}
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}
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a += NB;
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if ( inc_y != 1 )
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{
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add_y(NB,ybuffer,y_ptr,inc_y);
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y_ptr += NB * inc_y;
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}
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else
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y_ptr += NB ;
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}
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if ( m3 == 0 ) return(0);
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if ( m3 == 3 )
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{
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a_ptr = a;
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x_ptr = x;
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FLOAT temp0 = 0.0;
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FLOAT temp1 = 0.0;
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FLOAT temp2 = 0.0;
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if ( lda == 3 && inc_x ==1 )
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{
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for( i = 0; i < ( n & -4 ); i+=4 )
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{
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temp0 += a_ptr[0] * x_ptr[0] + a_ptr[3] * x_ptr[1];
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temp1 += a_ptr[1] * x_ptr[0] + a_ptr[4] * x_ptr[1];
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temp2 += a_ptr[2] * x_ptr[0] + a_ptr[5] * x_ptr[1];
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temp0 += a_ptr[6] * x_ptr[2] + a_ptr[9] * x_ptr[3];
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temp1 += a_ptr[7] * x_ptr[2] + a_ptr[10] * x_ptr[3];
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temp2 += a_ptr[8] * x_ptr[2] + a_ptr[11] * x_ptr[3];
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a_ptr += 12;
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x_ptr += 4;
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}
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for( ; i < n; i++ )
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{
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temp0 += a_ptr[0] * x_ptr[0];
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temp1 += a_ptr[1] * x_ptr[0];
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temp2 += a_ptr[2] * x_ptr[0];
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a_ptr += 3;
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x_ptr ++;
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}
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}
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else
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{
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for( i = 0; i < n; i++ )
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{
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temp0 += a_ptr[0] * x_ptr[0];
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temp1 += a_ptr[1] * x_ptr[0];
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temp2 += a_ptr[2] * x_ptr[0];
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a_ptr += lda;
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x_ptr += inc_x;
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}
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}
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y_ptr[0] += alpha * temp0;
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y_ptr += inc_y;
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y_ptr[0] += alpha * temp1;
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y_ptr += inc_y;
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y_ptr[0] += alpha * temp2;
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return(0);
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}
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if ( m3 == 2 )
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{
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a_ptr = a;
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x_ptr = x;
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FLOAT temp0 = 0.0;
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FLOAT temp1 = 0.0;
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if ( lda == 2 && inc_x ==1 )
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{
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for( i = 0; i < (n & -4) ; i+=4 )
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{
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temp0 += a_ptr[0] * x_ptr[0] + a_ptr[2] * x_ptr[1];
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temp1 += a_ptr[1] * x_ptr[0] + a_ptr[3] * x_ptr[1];
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temp0 += a_ptr[4] * x_ptr[2] + a_ptr[6] * x_ptr[3];
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temp1 += a_ptr[5] * x_ptr[2] + a_ptr[7] * x_ptr[3];
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a_ptr += 8;
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x_ptr += 4;
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}
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for( ; i < n; i++ )
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{
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temp0 += a_ptr[0] * x_ptr[0];
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temp1 += a_ptr[1] * x_ptr[0];
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a_ptr += 2;
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x_ptr ++;
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}
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}
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else
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{
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for( i = 0; i < n; i++ )
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{
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temp0 += a_ptr[0] * x_ptr[0];
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temp1 += a_ptr[1] * x_ptr[0];
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a_ptr += lda;
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x_ptr += inc_x;
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}
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}
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y_ptr[0] += alpha * temp0;
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y_ptr += inc_y;
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y_ptr[0] += alpha * temp1;
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return(0);
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}
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if ( m3 == 1 )
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{
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a_ptr = a;
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x_ptr = x;
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FLOAT temp = 0.0;
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if ( lda == 1 && inc_x ==1 )
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{
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for( i = 0; i < (n & -4); i+=4 )
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{
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temp += a_ptr[i] * x_ptr[i] + a_ptr[i+1] * x_ptr[i+1] + a_ptr[i+2] * x_ptr[i+2] + a_ptr[i+3] * x_ptr[i+3];
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}
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for( ; i < n; i++ )
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{
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temp += a_ptr[i] * x_ptr[i];
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}
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}
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else
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{
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for( i = 0; i < n; i++ )
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{
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temp += a_ptr[0] * x_ptr[0];
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a_ptr += lda;
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x_ptr += inc_x;
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}
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}
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y_ptr[0] += alpha * temp;
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return(0);
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}
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return(0);
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}
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|
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@ -0,0 +1,301 @@
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|||
/***************************************************************************
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||||
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.
|
||||
*****************************************************************************/
|
||||
|
||||
/**************************************************************************************
|
||||
* 2016/03/30 Werner Saar (wernsaar@googlemail.com)
|
||||
* BLASTEST : OK
|
||||
* CTEST : OK
|
||||
* TEST : OK
|
||||
* LAPACK-TEST : OK
|
||||
**************************************************************************************/
|
||||
|
||||
#define HAVE_KERNEL_4x4 1
|
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|
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static void dgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *xo, FLOAT *y, FLOAT *alpha) __attribute__ ((noinline));
|
||||
|
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static void dgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *xo, FLOAT *y, FLOAT *alpha)
|
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{
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BLASLONG i=n;
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BLASLONG o8 = 8;
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BLASLONG o16 = 16;
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BLASLONG o24 = 24;
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BLASLONG pre = 384;
|
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FLOAT *a0,*a1,*a2,*a3;
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FLOAT *y1=y+1;
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FLOAT x[4] __attribute__ ((aligned (16)));;
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a0 = ap[0]+1;
|
||||
a1 = ap[1]+1;
|
||||
a2 = ap[2]+1;
|
||||
a3 = ap[3]+1;
|
||||
|
||||
x[0]=xo[0] * *alpha;
|
||||
x[1]=xo[1] * *alpha;
|
||||
x[2]=xo[2] * *alpha;
|
||||
x[3]=xo[3] * *alpha;
|
||||
|
||||
|
||||
__asm__ __volatile__
|
||||
(
|
||||
"lxvdsx 32, 0 , %1 \n\t" // x0
|
||||
"lxvdsx 33,%3 , %1 \n\t" // x1
|
||||
"lxvdsx 34,%4 , %1 \n\t" // x2
|
||||
"lxvdsx 35,%5 , %1 \n\t" // x3
|
||||
"addi %2 , %2 , -8 \n\t"
|
||||
"addi %6 , %6 , -8 \n\t"
|
||||
"addi %7 , %7 , -8 \n\t"
|
||||
"addi %8 , %8 , -8 \n\t"
|
||||
"addi %9 , %9 , -8 \n\t"
|
||||
|
||||
"lxvd2x 48, 0, %6 \n\t" // a0[0], a0[1]
|
||||
"lxvd2x 49,%4, %6 \n\t" // a0[2], a0[3]
|
||||
|
||||
"lxvd2x 50, 0, %7 \n\t" // a1[0], a1[1]
|
||||
"lxvd2x 51,%4, %7 \n\t" // a1[2], a1[3]
|
||||
|
||||
"lxvd2x 52, 0, %8 \n\t" // a2[0], a2[1]
|
||||
"lxvd2x 53,%4, %8 \n\t" // a2[2], a2[3]
|
||||
|
||||
"lxvd2x 54, 0, %9 \n\t" // a3[0], a3[1]
|
||||
"lxvd2x 55,%4, %9 \n\t" // a3[2], a3[3]
|
||||
|
||||
"addi %6, %6, 32 \n\t"
|
||||
"addi %7, %7, 32 \n\t"
|
||||
"addi %8, %8, 32 \n\t"
|
||||
"addi %9, %9, 32 \n\t"
|
||||
|
||||
"addic. %0 , %0 , -4 \n\t"
|
||||
"ble 2f \n\t"
|
||||
|
||||
".align 5 \n\t"
|
||||
"1: \n\t"
|
||||
|
||||
"dcbt %2, %10 \n\t"
|
||||
|
||||
"lxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"lxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"dcbt %6, %10 \n\t"
|
||||
"dcbt %7, %10 \n\t"
|
||||
"dcbt %8, %10 \n\t"
|
||||
"dcbt %9, %10 \n\t"
|
||||
|
||||
"xvmaddadp 40, 48, 32 \n\t"
|
||||
"xvmaddadp 41, 49, 32 \n\t"
|
||||
|
||||
"lxvd2x 48, 0, %6 \n\t" // a0[0], a0[1]
|
||||
"lxvd2x 49,%4, %6 \n\t" // a0[2], a0[3]
|
||||
|
||||
"xvmaddadp 40, 50, 33 \n\t"
|
||||
"addi %6, %6, 32 \n\t"
|
||||
"xvmaddadp 41, 51, 33 \n\t"
|
||||
|
||||
"lxvd2x 50, 0, %7 \n\t" // a1[0], a1[1]
|
||||
"lxvd2x 51,%4, %7 \n\t" // a1[2], a1[3]
|
||||
|
||||
"xvmaddadp 40, 52, 34 \n\t"
|
||||
"addi %7, %7, 32 \n\t"
|
||||
"xvmaddadp 41, 53, 34 \n\t"
|
||||
|
||||
"lxvd2x 52, 0, %8 \n\t" // a2[0], a2[1]
|
||||
"lxvd2x 53,%4, %8 \n\t" // a2[2], a2[3]
|
||||
|
||||
"xvmaddadp 40, 54, 35 \n\t"
|
||||
"addi %8, %8, 32 \n\t"
|
||||
"xvmaddadp 41, 55, 35 \n\t"
|
||||
|
||||
"stxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"stxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"lxvd2x 54, 0, %9 \n\t" // a3[0], a3[1]
|
||||
"lxvd2x 55,%4, %9 \n\t" // a3[2], a3[3]
|
||||
|
||||
"addi %9, %9, 32 \n\t"
|
||||
"addi %2, %2, 32 \n\t"
|
||||
|
||||
"addic. %0 , %0 , -4 \n\t"
|
||||
"ble 2f \n\t"
|
||||
|
||||
|
||||
"lxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"lxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"xvmaddadp 40, 48, 32 \n\t"
|
||||
"xvmaddadp 41, 49, 32 \n\t"
|
||||
|
||||
"lxvd2x 48, 0, %6 \n\t" // a0[0], a0[1]
|
||||
"lxvd2x 49,%4, %6 \n\t" // a0[2], a0[3]
|
||||
|
||||
"xvmaddadp 40, 50, 33 \n\t"
|
||||
"addi %6, %6, 32 \n\t"
|
||||
"xvmaddadp 41, 51, 33 \n\t"
|
||||
|
||||
"lxvd2x 50, 0, %7 \n\t" // a1[0], a1[1]
|
||||
"lxvd2x 51,%4, %7 \n\t" // a1[2], a1[3]
|
||||
|
||||
"xvmaddadp 40, 52, 34 \n\t"
|
||||
"addi %7, %7, 32 \n\t"
|
||||
"xvmaddadp 41, 53, 34 \n\t"
|
||||
|
||||
"lxvd2x 52, 0, %8 \n\t" // a2[0], a2[1]
|
||||
"lxvd2x 53,%4, %8 \n\t" // a2[2], a2[3]
|
||||
|
||||
"xvmaddadp 40, 54, 35 \n\t"
|
||||
"addi %8, %8, 32 \n\t"
|
||||
"xvmaddadp 41, 55, 35 \n\t"
|
||||
|
||||
"stxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"stxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"lxvd2x 54, 0, %9 \n\t" // a3[0], a3[1]
|
||||
"lxvd2x 55,%4, %9 \n\t" // a3[2], a3[3]
|
||||
|
||||
"addi %9, %9, 32 \n\t"
|
||||
"addi %2, %2, 32 \n\t"
|
||||
|
||||
"addic. %0 , %0 , -4 \n\t"
|
||||
"ble 2f \n\t"
|
||||
|
||||
|
||||
"lxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"lxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"xvmaddadp 40, 48, 32 \n\t"
|
||||
"xvmaddadp 41, 49, 32 \n\t"
|
||||
|
||||
"lxvd2x 48, 0, %6 \n\t" // a0[0], a0[1]
|
||||
"lxvd2x 49,%4, %6 \n\t" // a0[2], a0[3]
|
||||
|
||||
"xvmaddadp 40, 50, 33 \n\t"
|
||||
"addi %6, %6, 32 \n\t"
|
||||
"xvmaddadp 41, 51, 33 \n\t"
|
||||
|
||||
"lxvd2x 50, 0, %7 \n\t" // a1[0], a1[1]
|
||||
"lxvd2x 51,%4, %7 \n\t" // a1[2], a1[3]
|
||||
|
||||
"xvmaddadp 40, 52, 34 \n\t"
|
||||
"addi %7, %7, 32 \n\t"
|
||||
"xvmaddadp 41, 53, 34 \n\t"
|
||||
|
||||
"lxvd2x 52, 0, %8 \n\t" // a2[0], a2[1]
|
||||
"lxvd2x 53,%4, %8 \n\t" // a2[2], a2[3]
|
||||
|
||||
"xvmaddadp 40, 54, 35 \n\t"
|
||||
"addi %8, %8, 32 \n\t"
|
||||
"xvmaddadp 41, 55, 35 \n\t"
|
||||
|
||||
"stxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"stxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"lxvd2x 54, 0, %9 \n\t" // a3[0], a3[1]
|
||||
"lxvd2x 55,%4, %9 \n\t" // a3[2], a3[3]
|
||||
|
||||
"addi %9, %9, 32 \n\t"
|
||||
"addi %2, %2, 32 \n\t"
|
||||
|
||||
"addic. %0 , %0 , -4 \n\t"
|
||||
"ble 2f \n\t"
|
||||
|
||||
|
||||
"lxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"lxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"xvmaddadp 40, 48, 32 \n\t"
|
||||
"xvmaddadp 41, 49, 32 \n\t"
|
||||
|
||||
"lxvd2x 48, 0, %6 \n\t" // a0[0], a0[1]
|
||||
"lxvd2x 49,%4, %6 \n\t" // a0[2], a0[3]
|
||||
|
||||
"xvmaddadp 40, 50, 33 \n\t"
|
||||
"addi %6, %6, 32 \n\t"
|
||||
"xvmaddadp 41, 51, 33 \n\t"
|
||||
|
||||
"lxvd2x 50, 0, %7 \n\t" // a1[0], a1[1]
|
||||
"lxvd2x 51,%4, %7 \n\t" // a1[2], a1[3]
|
||||
|
||||
"xvmaddadp 40, 52, 34 \n\t"
|
||||
"addi %7, %7, 32 \n\t"
|
||||
"xvmaddadp 41, 53, 34 \n\t"
|
||||
|
||||
"lxvd2x 52, 0, %8 \n\t" // a2[0], a2[1]
|
||||
"lxvd2x 53,%4, %8 \n\t" // a2[2], a2[3]
|
||||
|
||||
"xvmaddadp 40, 54, 35 \n\t"
|
||||
"addi %8, %8, 32 \n\t"
|
||||
"xvmaddadp 41, 55, 35 \n\t"
|
||||
|
||||
"stxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"stxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"lxvd2x 54, 0, %9 \n\t" // a3[0], a3[1]
|
||||
"lxvd2x 55,%4, %9 \n\t" // a3[2], a3[3]
|
||||
|
||||
"addi %9, %9, 32 \n\t"
|
||||
"addi %2, %2, 32 \n\t"
|
||||
|
||||
"addic. %0 , %0 , -4 \n\t"
|
||||
"bgt 1b \n\t"
|
||||
|
||||
"2: \n\t"
|
||||
|
||||
"lxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"lxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
"xvmaddadp 40, 48, 32 \n\t"
|
||||
"xvmaddadp 41, 49, 32 \n\t"
|
||||
|
||||
"xvmaddadp 40, 50, 33 \n\t"
|
||||
"xvmaddadp 41, 51, 33 \n\t"
|
||||
|
||||
"xvmaddadp 40, 52, 34 \n\t"
|
||||
"xvmaddadp 41, 53, 34 \n\t"
|
||||
|
||||
"xvmaddadp 40, 54, 35 \n\t"
|
||||
"xvmaddadp 41, 55, 35 \n\t"
|
||||
|
||||
"stxvd2x 40, 0, %2 \n\t" // y0, y1
|
||||
"stxvd2x 41,%4, %2 \n\t" // y2, y3
|
||||
|
||||
:
|
||||
:
|
||||
"r" (i), // 0
|
||||
"r" (x), // 1
|
||||
"r" (y1), // 2
|
||||
"r" (o8), // 3
|
||||
"r" (o16), // 4
|
||||
"r" (o24), // 5
|
||||
"r" (a0), // 6
|
||||
"r" (a1), // 7
|
||||
"r" (a2), // 8
|
||||
"r" (a3), // 9
|
||||
"r" (pre) // 10
|
||||
: "cr0", "%0", "%2" , "%6", "%7", "%8", "%9", "memory"
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue