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added optimized caxpy kernel for bulldozer

This commit is contained in:
wernsaar 2014-08-25 14:53:28 +02:00
parent 9d2ace8bac
commit ee74445155
7 changed files with 273 additions and 4 deletions
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3
kernel/x86_64/KERNEL.BULLDOZER
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@ -1,3 +1,6 @@
DAXPYKERNEL = daxpy.c
CAXPYKERNEL = caxpy.c
SDOTKERNEL = sdot.c
DDOTKERNEL = ddot.c

131
kernel/x86_64/caxpy.c Normal file
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@ -0,0 +1,131 @@
/***************************************************************************
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 "common.h"
#if defined(BULLDOZER)
#include "caxpy_microk_bulldozer-2.c"
#endif
#ifndef HAVE_KERNEL_8
static void caxpy_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
BLASLONG register ix = 0;
FLOAT da_r = alpha[0];
FLOAT da_i = alpha[1];
while(i < n)
{
#if !defined(CONJ)
y[ix] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
y[ix+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
y[ix+2] += ( da_r * x[ix+2] - da_i * x[ix+3] ) ;
y[ix+3] += ( da_r * x[ix+3] + da_i * x[ix+2] ) ;
#else
y[ix] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
y[ix+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
y[ix+2] += ( da_r * x[ix+2] + da_i * x[ix+3] ) ;
y[ix+3] -= ( da_r * x[ix+3] - da_i * x[ix+2] ) ;
#endif
ix+=4 ;
i+=2 ;
}
}
#endif
int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da_r, FLOAT da_i, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT *dummy, BLASLONG dummy2)
{
BLASLONG i=0;
BLASLONG ix=0,iy=0;
FLOAT da[2];
if ( n <= 0 ) return(0);
if ( (inc_x == 1) && (inc_y == 1) )
{
int n1 = n & -8;
if ( n1 )
{
da[0] = da_r;
da[1] = da_i;
caxpy_kernel_8(n1, x, y , &da );
ix = 2 * n1;
}
i = n1;
while(i < n)
{
#if !defined(CONJ)
y[ix] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
y[ix+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
#else
y[ix] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
y[ix+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
#endif
i++ ;
ix += 2;
}
return(0);
}
inc_x *=2;
inc_y *=2;
while(i < n)
{
#if !defined(CONJ)
y[iy] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
y[iy+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
#else
y[iy] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
y[iy+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
#endif
ix += inc_x ;
iy += inc_y ;
i++ ;
}
return(0);
}

135
kernel/x86_64/caxpy_microk_bulldozer-2.c Normal file
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@ -0,0 +1,135 @@
/***************************************************************************
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_8 1
static void caxpy_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *alpha) __attribute__ ((noinline));
static void caxpy_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
__asm__ __volatile__
(
"vbroadcastss (%4), %%xmm0 \n\t" // real part of alpha
"vbroadcastss 4(%4), %%xmm1 \n\t" // imag part of alpha
".align 16 \n\t"
".L01LOOP%=: \n\t"
"prefetcht0 768(%2,%0,4) \n\t"
"vmovups (%2,%0,4), %%xmm5 \n\t" // 2 complex values from x
"vmovups 16(%2,%0,4), %%xmm7 \n\t" // 2 complex values from x
"vmovups 32(%2,%0,4), %%xmm9 \n\t" // 2 complex values from x
"vmovups 48(%2,%0,4), %%xmm11 \n\t" // 2 complex values from x
"prefetcht0 768(%3,%0,4) \n\t"
#if !defined(CONJ)
"vfmaddps (%3,%0,4), %%xmm0 , %%xmm5, %%xmm12 \n\t"
"vpermilps $0xb1 , %%xmm5 , %%xmm4 \n\t" // exchange real and imag part
"vmulps %%xmm1, %%xmm4 , %%xmm4 \n\t"
"vfmaddps 16(%3,%0,4), %%xmm0 , %%xmm7, %%xmm13 \n\t"
"vpermilps $0xb1 , %%xmm7 , %%xmm6 \n\t" // exchange real and imag part
"vmulps %%xmm1, %%xmm6 , %%xmm6 \n\t"
"vfmaddps 32(%3,%0,4), %%xmm0 , %%xmm9, %%xmm14 \n\t"
"vpermilps $0xb1 , %%xmm9 , %%xmm8 \n\t" // exchange real and imag part
"vmulps %%xmm1, %%xmm8 , %%xmm8 \n\t"
"vfmaddps 48(%3,%0,4), %%xmm0 , %%xmm11,%%xmm15 \n\t"
"vpermilps $0xb1 , %%xmm11, %%xmm10 \n\t" // exchange real and imag part
"vmulps %%xmm1, %%xmm10, %%xmm10 \n\t"
"vaddsubps %%xmm4, %%xmm12, %%xmm12 \n\t"
"vaddsubps %%xmm6, %%xmm13, %%xmm13 \n\t"
"vaddsubps %%xmm8, %%xmm14, %%xmm14 \n\t"
"vaddsubps %%xmm10,%%xmm15, %%xmm15 \n\t"
#else
"vmulps %%xmm0, %%xmm5, %%xmm4 \n\t" // a_r*x_r, a_r*x_i
"vmulps %%xmm1, %%xmm5, %%xmm5 \n\t" // a_i*x_r, a_i*x_i
"vmulps %%xmm0, %%xmm7, %%xmm6 \n\t" // a_r*x_r, a_r*x_i
"vmulps %%xmm1, %%xmm7, %%xmm7 \n\t" // a_i*x_r, a_i*x_i
"vmulps %%xmm0, %%xmm9, %%xmm8 \n\t" // a_r*x_r, a_r*x_i
"vmulps %%xmm1, %%xmm9, %%xmm9 \n\t" // a_i*x_r, a_i*x_i
"vmulps %%xmm0, %%xmm11, %%xmm10 \n\t" // a_r*x_r, a_r*x_i
"vmulps %%xmm1, %%xmm11, %%xmm11 \n\t" // a_i*x_r, a_i*x_i
"vpermilps $0xb1 , %%xmm4 , %%xmm4 \n\t" // exchange real and imag part
"vaddsubps %%xmm4 ,%%xmm5 , %%xmm4 \n\t"
"vpermilps $0xb1 , %%xmm4 , %%xmm4 \n\t" // exchange real and imag part
"vpermilps $0xb1 , %%xmm6 , %%xmm6 \n\t" // exchange real and imag part
"vaddsubps %%xmm6 ,%%xmm7 , %%xmm6 \n\t"
"vpermilps $0xb1 , %%xmm6 , %%xmm6 \n\t" // exchange real and imag part
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t" // exchange real and imag part
"vaddsubps %%xmm8 ,%%xmm9 , %%xmm8 \n\t"
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t" // exchange real and imag part
"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t" // exchange real and imag part
"vaddsubps %%xmm10,%%xmm11, %%xmm10 \n\t"
"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t" // exchange real and imag part
"vaddps (%3,%0,4) ,%%xmm4 , %%xmm12 \n\t"
"vaddps 16(%3,%0,4) ,%%xmm6 , %%xmm13 \n\t"
"vaddps 32(%3,%0,4) ,%%xmm8 , %%xmm14 \n\t"
"vaddps 48(%3,%0,4) ,%%xmm10, %%xmm15 \n\t"
#endif
"vmovups %%xmm12, (%3,%0,4) \n\t"
"vmovups %%xmm13, 16(%3,%0,4) \n\t"
"vmovups %%xmm14, 32(%3,%0,4) \n\t"
"vmovups %%xmm15, 48(%3,%0,4) \n\t"
"addq $16, %0 \n\t"
"subq $8 , %1 \n\t"
"jnz .L01LOOP%= \n\t"
:
:
"r" (i), // 0
"r" (n), // 1
"r" (x), // 2
"r" (y), // 3
"r" (alpha) // 4
: "cc",
"%xmm0", "%xmm1",
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
"memory"
);
}

2
kernel/x86_64/daxpy.c
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@ -38,7 +38,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef HAVE_KERNEL_8
void daxpy_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
static void daxpy_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
FLOAT a = *alpha;

2
kernel/x86_64/ddot.c
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@ -38,7 +38,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef HAVE_KERNEL_8
void ddot_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *d)
static void ddot_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *d)
{
BLASLONG register i = 0;
FLOAT dot = 0.0;

2
kernel/x86_64/saxpy.c
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@ -36,7 +36,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef HAVE_KERNEL_16
void saxpy_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
static void saxpy_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
FLOAT a = *alpha;

2
kernel/x86_64/sdot.c
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@ -37,7 +37,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef HAVE_KERNEL_16
void sdot_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *d)
static void sdot_kernel_16(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *d)
{
BLASLONG register i = 0;
FLOAT dot = 0.0;