added optimized zgemv_n kernel
This commit is contained in:
wernsaar
parent
cafba99b6b
commit
bced4594bb
|
|
@ -0,0 +1,623 @@
|
|||
/***************************************************************************
|
||||
Copyright (c) 2014, 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 <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include "common.h"
|
||||
|
||||
#if defined(HASWELL)
|
||||
#include "zgemv_n_microk_haswell-4.c"
|
||||
#endif
|
||||
|
||||
|
||||
#define NBMAX 1024
|
||||
|
||||
#ifndef HAVE_KERNEL_4x4
|
||||
|
||||
static void zgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
BLASLONG i;
|
||||
FLOAT *a0,*a1,*a2,*a3;
|
||||
a0 = ap[0];
|
||||
a1 = ap[1];
|
||||
a2 = ap[2];
|
||||
a3 = ap[3];
|
||||
|
||||
for ( i=0; i< 2*n; i+=2 )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
y[i] += a0[i]*x[0] - a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] + a0[i+1] * x[0];
|
||||
y[i] += a1[i]*x[2] - a1[i+1] * x[3];
|
||||
y[i+1] += a1[i]*x[3] + a1[i+1] * x[2];
|
||||
y[i] += a2[i]*x[4] - a2[i+1] * x[5];
|
||||
y[i+1] += a2[i]*x[5] + a2[i+1] * x[4];
|
||||
y[i] += a3[i]*x[6] - a3[i+1] * x[7];
|
||||
y[i+1] += a3[i]*x[7] + a3[i+1] * x[6];
|
||||
#else
|
||||
y[i] += a0[i]*x[0] + a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] - a0[i+1] * x[0];
|
||||
y[i] += a1[i]*x[2] + a1[i+1] * x[3];
|
||||
y[i+1] += a1[i]*x[3] - a1[i+1] * x[2];
|
||||
y[i] += a2[i]*x[4] + a2[i+1] * x[5];
|
||||
y[i+1] += a2[i]*x[5] - a2[i+1] * x[4];
|
||||
y[i] += a3[i]*x[6] + a3[i+1] * x[7];
|
||||
y[i+1] += a3[i]*x[7] - a3[i+1] * x[6];
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
#ifndef HAVE_KERNEL_4x2
|
||||
|
||||
static void zgemv_kernel_4x2(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
BLASLONG i;
|
||||
FLOAT *a0,*a1;
|
||||
a0 = ap[0];
|
||||
a1 = ap[1];
|
||||
|
||||
for ( i=0; i< 2*n; i+=2 )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
y[i] += a0[i]*x[0] - a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] + a0[i+1] * x[0];
|
||||
y[i] += a1[i]*x[2] - a1[i+1] * x[3];
|
||||
y[i+1] += a1[i]*x[3] + a1[i+1] * x[2];
|
||||
#else
|
||||
y[i] += a0[i]*x[0] + a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] - a0[i+1] * x[0];
|
||||
y[i] += a1[i]*x[2] + a1[i+1] * x[3];
|
||||
y[i+1] += a1[i]*x[3] - a1[i+1] * x[2];
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
#ifndef HAVE_KERNEL_4x1
|
||||
|
||||
|
||||
static void zgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
BLASLONG i;
|
||||
FLOAT *a0;
|
||||
a0 = ap;
|
||||
|
||||
for ( i=0; i< 2*n; i+=2 )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
y[i] += a0[i]*x[0] - a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] + a0[i+1] * x[0];
|
||||
#else
|
||||
y[i] += a0[i]*x[0] + a0[i+1] * x[1];
|
||||
y[i+1] += a0[i]*x[1] - a0[i+1] * x[0];
|
||||
#endif
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
#ifndef HAVE_KERNEL_ADDY
|
||||
|
||||
static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest,FLOAT alpha_r, FLOAT alpha_i) __attribute__ ((noinline));
|
||||
|
||||
static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest,FLOAT alpha_r, FLOAT alpha_i)
|
||||
{
|
||||
BLASLONG i;
|
||||
|
||||
if ( inc_dest != 2 )
|
||||
{
|
||||
|
||||
FLOAT temp_r;
|
||||
FLOAT temp_i;
|
||||
for ( i=0; i<n; i++ )
|
||||
{
|
||||
#if !defined(XCONJ)
|
||||
temp_r = alpha_r * src[0] - alpha_i * src[1];
|
||||
temp_i = alpha_r * src[1] + alpha_i * src[0];
|
||||
#else
|
||||
temp_r = alpha_r * src[0] + alpha_i * src[1];
|
||||
temp_i = -alpha_r * src[1] + alpha_i * src[0];
|
||||
#endif
|
||||
|
||||
*dest += temp_r;
|
||||
*(dest+1) += temp_i;
|
||||
|
||||
src+=2;
|
||||
dest += inc_dest;
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
FLOAT temp_r0;
|
||||
FLOAT temp_i0;
|
||||
FLOAT temp_r1;
|
||||
FLOAT temp_i1;
|
||||
FLOAT temp_r2;
|
||||
FLOAT temp_i2;
|
||||
FLOAT temp_r3;
|
||||
FLOAT temp_i3;
|
||||
for ( i=0; i<n; i+=4 )
|
||||
{
|
||||
#if !defined(XCONJ)
|
||||
temp_r0 = alpha_r * src[0] - alpha_i * src[1];
|
||||
temp_i0 = alpha_r * src[1] + alpha_i * src[0];
|
||||
temp_r1 = alpha_r * src[2] - alpha_i * src[3];
|
||||
temp_i1 = alpha_r * src[3] + alpha_i * src[2];
|
||||
temp_r2 = alpha_r * src[4] - alpha_i * src[5];
|
||||
temp_i2 = alpha_r * src[5] + alpha_i * src[4];
|
||||
temp_r3 = alpha_r * src[6] - alpha_i * src[7];
|
||||
temp_i3 = alpha_r * src[7] + alpha_i * src[6];
|
||||
#else
|
||||
temp_r0 = alpha_r * src[0] + alpha_i * src[1];
|
||||
temp_i0 = -alpha_r * src[1] + alpha_i * src[0];
|
||||
temp_r1 = alpha_r * src[2] + alpha_i * src[3];
|
||||
temp_i1 = -alpha_r * src[3] + alpha_i * src[2];
|
||||
temp_r2 = alpha_r * src[4] + alpha_i * src[5];
|
||||
temp_i2 = -alpha_r * src[5] + alpha_i * src[4];
|
||||
temp_r3 = alpha_r * src[6] + alpha_i * src[7];
|
||||
temp_i3 = -alpha_r * src[7] + alpha_i * src[6];
|
||||
#endif
|
||||
|
||||
dest[0] += temp_r0;
|
||||
dest[1] += temp_i0;
|
||||
dest[2] += temp_r1;
|
||||
dest[3] += temp_i1;
|
||||
dest[4] += temp_r2;
|
||||
dest[5] += temp_i2;
|
||||
dest[6] += temp_r3;
|
||||
dest[7] += temp_i3;
|
||||
|
||||
src += 8;
|
||||
dest += 8;
|
||||
}
|
||||
return;
|
||||
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r,FLOAT alpha_i, FLOAT *a, BLASLONG lda, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT *buffer)
|
||||
{
|
||||
BLASLONG i;
|
||||
BLASLONG j;
|
||||
FLOAT *a_ptr;
|
||||
FLOAT *x_ptr;
|
||||
FLOAT *y_ptr;
|
||||
FLOAT *ap[4];
|
||||
BLASLONG n1;
|
||||
BLASLONG m1;
|
||||
BLASLONG m2;
|
||||
BLASLONG m3;
|
||||
BLASLONG n2;
|
||||
BLASLONG lda4;
|
||||
FLOAT xbuffer[8],*ybuffer;
|
||||
|
||||
|
||||
#if 0
|
||||
printf("%s %d %d %.16f %.16f %d %d %d\n","zgemv_n",m,n,alpha_r,alpha_i,lda,inc_x,inc_y);
|
||||
#endif
|
||||
|
||||
if ( m < 1 ) return(0);
|
||||
if ( n < 1 ) return(0);
|
||||
|
||||
ybuffer = buffer;
|
||||
|
||||
inc_x *= 2;
|
||||
inc_y *= 2;
|
||||
lda *= 2;
|
||||
lda4 = 4 * lda;
|
||||
|
||||
n1 = n / 4 ;
|
||||
n2 = n % 4 ;
|
||||
|
||||
m3 = m % 4;
|
||||
m1 = m - ( m % 4 );
|
||||
m2 = (m % NBMAX) - (m % 4) ;
|
||||
|
||||
y_ptr = y;
|
||||
|
||||
BLASLONG NB = NBMAX;
|
||||
|
||||
while ( NB == NBMAX )
|
||||
{
|
||||
|
||||
m1 -= NB;
|
||||
if ( m1 < 0)
|
||||
{
|
||||
if ( m2 == 0 ) break;
|
||||
NB = m2;
|
||||
}
|
||||
|
||||
a_ptr = a;
|
||||
ap[0] = a_ptr;
|
||||
ap[1] = a_ptr + lda;
|
||||
ap[2] = ap[1] + lda;
|
||||
ap[3] = ap[2] + lda;
|
||||
x_ptr = x;
|
||||
//zero_y(NB,ybuffer);
|
||||
memset(ybuffer,0,NB*8);
|
||||
|
||||
if ( inc_x == 2 )
|
||||
{
|
||||
|
||||
for( i = 0; i < n1 ; i++)
|
||||
{
|
||||
zgemv_kernel_4x4(NB,ap,x_ptr,ybuffer);
|
||||
ap[0] += lda4;
|
||||
ap[1] += lda4;
|
||||
ap[2] += lda4;
|
||||
ap[3] += lda4;
|
||||
a_ptr += lda4;
|
||||
x_ptr += 8;
|
||||
}
|
||||
|
||||
if ( n2 & 2 )
|
||||
{
|
||||
zgemv_kernel_4x2(NB,ap,x_ptr,ybuffer);
|
||||
x_ptr += 4;
|
||||
a_ptr += 2 * lda;
|
||||
|
||||
}
|
||||
|
||||
if ( n2 & 1 )
|
||||
{
|
||||
zgemv_kernel_4x1(NB,a_ptr,x_ptr,ybuffer);
|
||||
x_ptr += 2;
|
||||
a_ptr += lda;
|
||||
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
for( i = 0; i < n1 ; i++)
|
||||
{
|
||||
|
||||
xbuffer[0] = x_ptr[0];
|
||||
xbuffer[1] = x_ptr[1];
|
||||
x_ptr += inc_x;
|
||||
xbuffer[2] = x_ptr[0];
|
||||
xbuffer[3] = x_ptr[1];
|
||||
x_ptr += inc_x;
|
||||
xbuffer[4] = x_ptr[0];
|
||||
xbuffer[5] = x_ptr[1];
|
||||
x_ptr += inc_x;
|
||||
xbuffer[6] = x_ptr[0];
|
||||
xbuffer[7] = x_ptr[1];
|
||||
x_ptr += inc_x;
|
||||
|
||||
zgemv_kernel_4x4(NB,ap,xbuffer,ybuffer);
|
||||
ap[0] += lda4;
|
||||
ap[1] += lda4;
|
||||
ap[2] += lda4;
|
||||
ap[3] += lda4;
|
||||
a_ptr += lda4;
|
||||
}
|
||||
|
||||
for( i = 0; i < n2 ; i++)
|
||||
{
|
||||
xbuffer[0] = x_ptr[0];
|
||||
xbuffer[1] = x_ptr[1];
|
||||
x_ptr += inc_x;
|
||||
zgemv_kernel_4x1(NB,a_ptr,xbuffer,ybuffer);
|
||||
a_ptr += 1 * lda;
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
add_y(NB,ybuffer,y_ptr,inc_y,alpha_r,alpha_i);
|
||||
a += 2 * NB;
|
||||
y_ptr += NB * inc_y;
|
||||
}
|
||||
|
||||
if ( m3 == 0 ) return(0);
|
||||
|
||||
if ( m3 == 1 )
|
||||
{
|
||||
a_ptr = a;
|
||||
x_ptr = x;
|
||||
FLOAT temp_r = 0.0;
|
||||
FLOAT temp_i = 0.0;
|
||||
|
||||
if ( lda == 2 && inc_x == 2 )
|
||||
{
|
||||
|
||||
|
||||
for( i=0 ; i < (n & -2); i+=2 )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r += a_ptr[2] * x_ptr[2] - a_ptr[3] * x_ptr[3];
|
||||
temp_i += a_ptr[2] * x_ptr[3] + a_ptr[3] * x_ptr[2];
|
||||
#else
|
||||
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r += a_ptr[2] * x_ptr[2] + a_ptr[3] * x_ptr[3];
|
||||
temp_i += a_ptr[2] * x_ptr[3] - a_ptr[3] * x_ptr[2];
|
||||
#endif
|
||||
|
||||
a_ptr += 4;
|
||||
x_ptr += 4;
|
||||
}
|
||||
|
||||
|
||||
|
||||
for( ; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
#else
|
||||
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += 2;
|
||||
x_ptr += 2;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
for( i = 0; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
#else
|
||||
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += lda;
|
||||
x_ptr += inc_x;
|
||||
}
|
||||
|
||||
}
|
||||
#if !defined(XCONJ)
|
||||
y_ptr[0] += alpha_r * temp_r - alpha_i * temp_i;
|
||||
y_ptr[1] += alpha_r * temp_i + alpha_i * temp_r;
|
||||
#else
|
||||
y_ptr[0] += alpha_r * temp_r + alpha_i * temp_i;
|
||||
y_ptr[1] -= alpha_r * temp_i - alpha_i * temp_r;
|
||||
#endif
|
||||
return(0);
|
||||
}
|
||||
|
||||
if ( m3 == 2 )
|
||||
{
|
||||
a_ptr = a;
|
||||
x_ptr = x;
|
||||
FLOAT temp_r0 = 0.0;
|
||||
FLOAT temp_i0 = 0.0;
|
||||
FLOAT temp_r1 = 0.0;
|
||||
FLOAT temp_i1 = 0.0;
|
||||
|
||||
if ( lda == 4 && inc_x == 2 )
|
||||
{
|
||||
|
||||
for( i = 0; i < (n & -2); i+=2 )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
||||
|
||||
temp_r0 += a_ptr[4] * x_ptr[2] - a_ptr[5] * x_ptr[3];
|
||||
temp_i0 += a_ptr[4] * x_ptr[3] + a_ptr[5] * x_ptr[2];
|
||||
temp_r1 += a_ptr[6] * x_ptr[2] - a_ptr[7] * x_ptr[3];
|
||||
temp_i1 += a_ptr[6] * x_ptr[3] + a_ptr[7] * x_ptr[2];
|
||||
|
||||
#else
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
||||
|
||||
temp_r0 += a_ptr[4] * x_ptr[2] + a_ptr[5] * x_ptr[3];
|
||||
temp_i0 += a_ptr[4] * x_ptr[3] - a_ptr[5] * x_ptr[2];
|
||||
temp_r1 += a_ptr[6] * x_ptr[2] + a_ptr[7] * x_ptr[3];
|
||||
temp_i1 += a_ptr[6] * x_ptr[3] - a_ptr[7] * x_ptr[2];
|
||||
|
||||
#endif
|
||||
|
||||
a_ptr += 8;
|
||||
x_ptr += 4;
|
||||
}
|
||||
|
||||
|
||||
for( ; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
||||
#else
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += 4;
|
||||
x_ptr += 2;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
for( i=0 ; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
||||
#else
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += lda;
|
||||
x_ptr += inc_x;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
#if !defined(XCONJ)
|
||||
y_ptr[0] += alpha_r * temp_r0 - alpha_i * temp_i0;
|
||||
y_ptr[1] += alpha_r * temp_i0 + alpha_i * temp_r0;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r1 - alpha_i * temp_i1;
|
||||
y_ptr[1] += alpha_r * temp_i1 + alpha_i * temp_r1;
|
||||
#else
|
||||
y_ptr[0] += alpha_r * temp_r0 + alpha_i * temp_i0;
|
||||
y_ptr[1] -= alpha_r * temp_i0 - alpha_i * temp_r0;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r1 + alpha_i * temp_i1;
|
||||
y_ptr[1] -= alpha_r * temp_i1 - alpha_i * temp_r1;
|
||||
#endif
|
||||
return(0);
|
||||
}
|
||||
|
||||
|
||||
if ( m3 == 3 )
|
||||
{
|
||||
a_ptr = a;
|
||||
x_ptr = x;
|
||||
FLOAT temp_r0 = 0.0;
|
||||
FLOAT temp_i0 = 0.0;
|
||||
FLOAT temp_r1 = 0.0;
|
||||
FLOAT temp_i1 = 0.0;
|
||||
FLOAT temp_r2 = 0.0;
|
||||
FLOAT temp_i2 = 0.0;
|
||||
|
||||
if ( lda == 6 && inc_x == 2 )
|
||||
{
|
||||
|
||||
for( i=0 ; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
||||
temp_r2 += a_ptr[4] * x_ptr[0] - a_ptr[5] * x_ptr[1];
|
||||
temp_i2 += a_ptr[4] * x_ptr[1] + a_ptr[5] * x_ptr[0];
|
||||
#else
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
||||
temp_r2 += a_ptr[4] * x_ptr[0] + a_ptr[5] * x_ptr[1];
|
||||
temp_i2 += a_ptr[4] * x_ptr[1] - a_ptr[5] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += 6;
|
||||
x_ptr += 2;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
for( i = 0; i < n; i++ )
|
||||
{
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
||||
temp_r2 += a_ptr[4] * x_ptr[0] - a_ptr[5] * x_ptr[1];
|
||||
temp_i2 += a_ptr[4] * x_ptr[1] + a_ptr[5] * x_ptr[0];
|
||||
#else
|
||||
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
||||
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
||||
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
||||
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
||||
temp_r2 += a_ptr[4] * x_ptr[0] + a_ptr[5] * x_ptr[1];
|
||||
temp_i2 += a_ptr[4] * x_ptr[1] - a_ptr[5] * x_ptr[0];
|
||||
#endif
|
||||
|
||||
a_ptr += lda;
|
||||
x_ptr += inc_x;
|
||||
}
|
||||
|
||||
}
|
||||
#if !defined(XCONJ)
|
||||
y_ptr[0] += alpha_r * temp_r0 - alpha_i * temp_i0;
|
||||
y_ptr[1] += alpha_r * temp_i0 + alpha_i * temp_r0;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r1 - alpha_i * temp_i1;
|
||||
y_ptr[1] += alpha_r * temp_i1 + alpha_i * temp_r1;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r2 - alpha_i * temp_i2;
|
||||
y_ptr[1] += alpha_r * temp_i2 + alpha_i * temp_r2;
|
||||
#else
|
||||
y_ptr[0] += alpha_r * temp_r0 + alpha_i * temp_i0;
|
||||
y_ptr[1] -= alpha_r * temp_i0 - alpha_i * temp_r0;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r1 + alpha_i * temp_i1;
|
||||
y_ptr[1] -= alpha_r * temp_i1 - alpha_i * temp_r1;
|
||||
y_ptr += inc_y;
|
||||
y_ptr[0] += alpha_r * temp_r2 + alpha_i * temp_i2;
|
||||
y_ptr[1] -= alpha_r * temp_i2 - alpha_i * temp_r2;
|
||||
#endif
|
||||
return(0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
return(0);
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -0,0 +1,297 @@
|
|||
/***************************************************************************
|
||||
Copyright (c) 2014, 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.
|
||||
*****************************************************************************/
|
||||
|
||||
#define HAVE_KERNEL_4x4 1
|
||||
static void zgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
|
||||
|
||||
static void zgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
|
||||
BLASLONG register i = 0;
|
||||
|
||||
__asm__ __volatile__
|
||||
(
|
||||
"vzeroupper \n\t"
|
||||
|
||||
"vbroadcastsd (%2), %%ymm0 \n\t" // real part x0
|
||||
"vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0
|
||||
"vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1
|
||||
"vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1
|
||||
"vbroadcastsd 32(%2), %%ymm4 \n\t" // real part x2
|
||||
"vbroadcastsd 40(%2), %%ymm5 \n\t" // imag part x2
|
||||
"vbroadcastsd 48(%2), %%ymm6 \n\t" // real part x3
|
||||
"vbroadcastsd 56(%2), %%ymm7 \n\t" // imag part x3
|
||||
|
||||
|
||||
".align 16 \n\t"
|
||||
".L01LOOP%=: \n\t"
|
||||
"prefetcht0 192(%4,%0,8) \n\t"
|
||||
"vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0
|
||||
"vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0
|
||||
|
||||
"prefetcht0 192(%5,%0,8) \n\t"
|
||||
"vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1
|
||||
"vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1
|
||||
|
||||
"vmulpd %%ymm8 , %%ymm0, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vmulpd %%ymm8 , %%ymm1, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vmulpd %%ymm9 , %%ymm0, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vmulpd %%ymm9 , %%ymm1, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"prefetcht0 192(%6,%0,8) \n\t"
|
||||
"vmovups (%6,%0,8), %%ymm8 \n\t" // 2 complex values form a2
|
||||
"vmovups 32(%6,%0,8), %%ymm9 \n\t" // 2 complex values form a2
|
||||
|
||||
"vfmadd231pd %%ymm10, %%ymm2, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vfmadd231pd %%ymm10, %%ymm3, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vfmadd231pd %%ymm11, %%ymm2, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vfmadd231pd %%ymm11, %%ymm3, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"prefetcht0 192(%7,%0,8) \n\t"
|
||||
"vmovups (%7,%0,8), %%ymm10 \n\t" // 2 complex values form a3
|
||||
"vmovups 32(%7,%0,8), %%ymm11 \n\t" // 2 complex values form a3
|
||||
|
||||
"vfmadd231pd %%ymm8 , %%ymm4, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vfmadd231pd %%ymm8 , %%ymm5, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vfmadd231pd %%ymm9 , %%ymm4, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vfmadd231pd %%ymm9 , %%ymm5, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"vfmadd231pd %%ymm10, %%ymm6, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vfmadd231pd %%ymm10, %%ymm7, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vfmadd231pd %%ymm11, %%ymm6, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vfmadd231pd %%ymm11, %%ymm7, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"prefetcht0 192(%3,%0,8) \n\t"
|
||||
"vmovups (%3,%0,8), %%ymm10 \n\t"
|
||||
"vmovups 32(%3,%0,8), %%ymm11 \n\t"
|
||||
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
"vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t"
|
||||
"vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t"
|
||||
#else
|
||||
"vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t"
|
||||
"vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t"
|
||||
#endif
|
||||
|
||||
"vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t"
|
||||
"vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t"
|
||||
|
||||
"vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y
|
||||
"vmovups %%ymm13, 32(%3,%0,8) \n\t"
|
||||
|
||||
"addq $8 , %0 \n\t"
|
||||
"subq $4 , %1 \n\t"
|
||||
"jnz .L01LOOP%= \n\t"
|
||||
"vzeroupper \n\t"
|
||||
|
||||
:
|
||||
:
|
||||
"r" (i), // 0
|
||||
"r" (n), // 1
|
||||
"r" (x), // 2
|
||||
"r" (y), // 3
|
||||
"r" (ap[0]), // 4
|
||||
"r" (ap[1]), // 5
|
||||
"r" (ap[2]), // 6
|
||||
"r" (ap[3]) // 7
|
||||
: "cc",
|
||||
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
|
||||
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
||||
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
|
||||
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
||||
"memory"
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
#define HAVE_KERNEL_4x2 1
|
||||
static void zgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
|
||||
|
||||
static void zgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
|
||||
BLASLONG register i = 0;
|
||||
|
||||
__asm__ __volatile__
|
||||
(
|
||||
"vzeroupper \n\t"
|
||||
|
||||
"vbroadcastsd (%2), %%ymm0 \n\t" // real part x0
|
||||
"vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0
|
||||
"vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1
|
||||
"vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1
|
||||
|
||||
|
||||
".align 16 \n\t"
|
||||
".L01LOOP%=: \n\t"
|
||||
"prefetcht0 192(%4,%0,8) \n\t"
|
||||
"vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0
|
||||
"vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0
|
||||
|
||||
"prefetcht0 192(%5,%0,8) \n\t"
|
||||
"vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1
|
||||
"vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1
|
||||
|
||||
"vmulpd %%ymm8 , %%ymm0, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vmulpd %%ymm8 , %%ymm1, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vmulpd %%ymm9 , %%ymm0, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vmulpd %%ymm9 , %%ymm1, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"vfmadd231pd %%ymm10, %%ymm2, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vfmadd231pd %%ymm10, %%ymm3, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vfmadd231pd %%ymm11, %%ymm2, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vfmadd231pd %%ymm11, %%ymm3, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
|
||||
"prefetcht0 192(%3,%0,8) \n\t"
|
||||
"vmovups (%3,%0,8), %%ymm10 \n\t"
|
||||
"vmovups 32(%3,%0,8), %%ymm11 \n\t"
|
||||
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
"vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t"
|
||||
"vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t"
|
||||
#else
|
||||
"vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t"
|
||||
"vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t"
|
||||
#endif
|
||||
|
||||
"vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t"
|
||||
"vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t"
|
||||
|
||||
"vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y
|
||||
"vmovups %%ymm13, 32(%3,%0,8) \n\t"
|
||||
|
||||
"addq $8 , %0 \n\t"
|
||||
"subq $4 , %1 \n\t"
|
||||
"jnz .L01LOOP%= \n\t"
|
||||
"vzeroupper \n\t"
|
||||
|
||||
:
|
||||
:
|
||||
"r" (i), // 0
|
||||
"r" (n), // 1
|
||||
"r" (x), // 2
|
||||
"r" (y), // 3
|
||||
"r" (ap[0]), // 4
|
||||
"r" (ap[1]) // 5
|
||||
: "cc",
|
||||
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
|
||||
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
||||
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
|
||||
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
||||
"memory"
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
|
||||
#define HAVE_KERNEL_4x1 1
|
||||
static void zgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
|
||||
|
||||
static void zgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
|
||||
BLASLONG register i = 0;
|
||||
|
||||
__asm__ __volatile__
|
||||
(
|
||||
"vzeroupper \n\t"
|
||||
|
||||
"vbroadcastsd (%2), %%ymm0 \n\t" // real part x0
|
||||
"vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0
|
||||
|
||||
".align 16 \n\t"
|
||||
".L01LOOP%=: \n\t"
|
||||
"prefetcht0 192(%4,%0,8) \n\t"
|
||||
"vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0
|
||||
"vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0
|
||||
|
||||
"vmulpd %%ymm8 , %%ymm0, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
|
||||
"vmulpd %%ymm8 , %%ymm1, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
|
||||
"vmulpd %%ymm9 , %%ymm0, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
|
||||
"vmulpd %%ymm9 , %%ymm1, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
|
||||
|
||||
"prefetcht0 192(%3,%0,8) \n\t"
|
||||
"vmovups (%3,%0,8), %%ymm10 \n\t"
|
||||
"vmovups 32(%3,%0,8), %%ymm11 \n\t"
|
||||
|
||||
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
||||
"vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t"
|
||||
"vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t"
|
||||
#else
|
||||
"vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t"
|
||||
"vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t"
|
||||
"vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t"
|
||||
"vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t"
|
||||
#endif
|
||||
|
||||
"vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t"
|
||||
"vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t"
|
||||
|
||||
"vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y
|
||||
"vmovups %%ymm13, 32(%3,%0,8) \n\t"
|
||||
|
||||
"addq $8 , %0 \n\t"
|
||||
"subq $4 , %1 \n\t"
|
||||
"jnz .L01LOOP%= \n\t"
|
||||
"vzeroupper \n\t"
|
||||
|
||||
:
|
||||
:
|
||||
"r" (i), // 0
|
||||
"r" (n), // 1
|
||||
"r" (x), // 2
|
||||
"r" (y), // 3
|
||||
"r" (ap) // 4
|
||||
: "cc",
|
||||
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
|
||||
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
||||
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
|
||||
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
||||
"memory"
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue