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added optimized saxpy- and daxpy-kernel for sandybridge

This commit is contained in:
Werner Saar 2015-04-06 16:05:16 +02:00
parent 53bb924287
commit 47898cca35
5 changed files with 215 additions and 0 deletions
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3
kernel/x86_64/KERNEL.SANDYBRIDGE
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@ -6,6 +6,9 @@ ZGEMVNKERNEL = zgemv_n_4.c
SDOTKERNEL = sdot.c SDOTKERNEL = sdot.c
DDOTKERNEL = ddot.c DDOTKERNEL = ddot.c
SAXPYKERNEL = saxpy.c
DAXPYKERNEL = daxpy.c
SGEMMKERNEL = sgemm_kernel_16x4_sandy.S SGEMMKERNEL = sgemm_kernel_16x4_sandy.S
SGEMMINCOPY = ../generic/gemm_ncopy_16.c SGEMMINCOPY = ../generic/gemm_ncopy_16.c
SGEMMITCOPY = ../generic/gemm_tcopy_16.c SGEMMITCOPY = ../generic/gemm_tcopy_16.c

6
kernel/x86_64/daxpy.c
View File

@ -35,6 +35,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "daxpy_microk_bulldozer-2.c" #include "daxpy_microk_bulldozer-2.c"
#elif defined(HASWELL) #elif defined(HASWELL)
#include "daxpy_microk_haswell-2.c" #include "daxpy_microk_haswell-2.c"
#elif defined(SANDYBRIDGE)
#include "daxpy_microk_sandy-2.c"
#endif #endif
@ -73,7 +75,11 @@ int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da, FLOAT *x, BLAS
if ( (inc_x == 1) && (inc_y == 1) ) if ( (inc_x == 1) && (inc_y == 1) )
{ {
#if defined(SANDYBRIDGE)
int n1 = n & -32;
#else
int n1 = n & -16; int n1 = n & -16;
#endif
if ( n1 ) if ( n1 )
daxpy_kernel_8(n1, x, y , &da ); daxpy_kernel_8(n1, x, y , &da );

100
kernel/x86_64/daxpy_microk_sandy-2.c Normal file
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@ -0,0 +1,100 @@
/***************************************************************************
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 daxpy_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *alpha) __attribute__ ((noinline));
static void daxpy_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
__asm__ __volatile__
(
"vbroadcastsd (%4), %%ymm0 \n\t" // alpha
".align 16 \n\t"
"1: \n\t"
"vmovups (%3,%0,8), %%ymm8 \n\t"
"vmovups 32(%3,%0,8), %%ymm9 \n\t"
"vmovups 64(%3,%0,8), %%ymm10 \n\t"
"vmovups 96(%3,%0,8), %%ymm11 \n\t"
"vmovups 128(%3,%0,8), %%ymm12 \n\t"
"vmovups 160(%3,%0,8), %%ymm13 \n\t"
"vmovups 192(%3,%0,8), %%ymm14 \n\t"
"vmovups 224(%3,%0,8), %%ymm15 \n\t"
"vmulpd (%2,%0,8), %%ymm0, %%ymm1 \n\t"
"vmulpd 32(%2,%0,8), %%ymm0, %%ymm2 \n\t"
"vaddpd %%ymm8 , %%ymm1, %%ymm8 \n\t"
"vmulpd 64(%2,%0,8), %%ymm0, %%ymm3 \n\t"
"vaddpd %%ymm9 , %%ymm2, %%ymm9 \n\t"
"vmulpd 96(%2,%0,8), %%ymm0, %%ymm4 \n\t"
"vaddpd %%ymm10, %%ymm3, %%ymm10 \n\t"
"vmulpd 128(%2,%0,8), %%ymm0, %%ymm5 \n\t"
"vaddpd %%ymm11, %%ymm4, %%ymm11 \n\t"
"vmulpd 160(%2,%0,8), %%ymm0, %%ymm6 \n\t"
"vaddpd %%ymm12, %%ymm5, %%ymm12 \n\t"
"vmulpd 192(%2,%0,8), %%ymm0, %%ymm7 \n\t"
"vmulpd 224(%2,%0,8), %%ymm0, %%ymm1 \n\t"
"vaddpd %%ymm13, %%ymm6, %%ymm13 \n\t"
"vmovups %%ymm8 , (%3,%0,8) \n\t"
"vaddpd %%ymm14, %%ymm7, %%ymm14 \n\t"
"vmovups %%ymm9 , 32(%3,%0,8) \n\t"
"vaddpd %%ymm15, %%ymm1, %%ymm15 \n\t"
"vmovups %%ymm10, 64(%3,%0,8) \n\t"
"vmovups %%ymm11, 96(%3,%0,8) \n\t"
"vmovups %%ymm12,128(%3,%0,8) \n\t"
"vmovups %%ymm13,160(%3,%0,8) \n\t"
"vmovups %%ymm14,192(%3,%0,8) \n\t"
"vmovups %%ymm15,224(%3,%0,8) \n\t"
"addq $32, %0 \n\t"
"subq $32, %1 \n\t"
"jnz 1b \n\t"
"vzeroupper \n\t"
:
:
"r" (i), // 0
"r" (n), // 1
"r" (x), // 2
"r" (y), // 3
"r" (alpha) // 4
: "cc",
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
"memory"
);
}

6
kernel/x86_64/saxpy.c
View File

@ -33,6 +33,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "saxpy_microk_nehalem-2.c" #include "saxpy_microk_nehalem-2.c"
#elif defined(HASWELL) #elif defined(HASWELL)
#include "saxpy_microk_haswell-2.c" #include "saxpy_microk_haswell-2.c"
#elif defined(SANDYBRIDGE)
#include "saxpy_microk_sandy-2.c"
#endif #endif
@ -71,7 +73,11 @@ int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da, FLOAT *x, BLAS
if ( (inc_x == 1) && (inc_y == 1) ) if ( (inc_x == 1) && (inc_y == 1) )
{ {
#if defined(SANDYBRIDGE)
int n1 = n & -64;
#else
int n1 = n & -32; int n1 = n & -32;
#endif
if ( n1 ) if ( n1 )
saxpy_kernel_16(n1, x, y , &da ); saxpy_kernel_16(n1, x, y , &da );

100
kernel/x86_64/saxpy_microk_sandy-2.c Normal file
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@ -0,0 +1,100 @@
/***************************************************************************
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_16 1
static void saxpy_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *alpha) __attribute__ ((noinline));
static void saxpy_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha)
{
BLASLONG register i = 0;
__asm__ __volatile__
(
"vbroadcastss (%4), %%ymm0 \n\t" // alpha
".align 16 \n\t"
"1: \n\t"
"vmovups (%3,%0,4), %%ymm8 \n\t"
"vmovups 32(%3,%0,4), %%ymm9 \n\t"
"vmovups 64(%3,%0,4), %%ymm10 \n\t"
"vmovups 96(%3,%0,4), %%ymm11 \n\t"
"vmovups 128(%3,%0,4), %%ymm12 \n\t"
"vmovups 160(%3,%0,4), %%ymm13 \n\t"
"vmovups 192(%3,%0,4), %%ymm14 \n\t"
"vmovups 224(%3,%0,4), %%ymm15 \n\t"
"vmulps (%2,%0,4), %%ymm0, %%ymm1 \n\t"
"vmulps 32(%2,%0,4), %%ymm0, %%ymm2 \n\t"
"vaddps %%ymm8 , %%ymm1, %%ymm8 \n\t"
"vmulps 64(%2,%0,4), %%ymm0, %%ymm3 \n\t"
"vaddps %%ymm9 , %%ymm2, %%ymm9 \n\t"
"vmulps 96(%2,%0,4), %%ymm0, %%ymm4 \n\t"
"vaddps %%ymm10, %%ymm3, %%ymm10 \n\t"
"vmulps 128(%2,%0,4), %%ymm0, %%ymm5 \n\t"
"vaddps %%ymm11, %%ymm4, %%ymm11 \n\t"
"vmulps 160(%2,%0,4), %%ymm0, %%ymm6 \n\t"
"vaddps %%ymm12, %%ymm5, %%ymm12 \n\t"
"vmulps 192(%2,%0,4), %%ymm0, %%ymm7 \n\t"
"vmulps 224(%2,%0,4), %%ymm0, %%ymm1 \n\t"
"vaddps %%ymm13, %%ymm6, %%ymm13 \n\t"
"vmovups %%ymm8 , (%3,%0,4) \n\t"
"vaddps %%ymm14, %%ymm7, %%ymm14 \n\t"
"vmovups %%ymm9 , 32(%3,%0,4) \n\t"
"vaddps %%ymm15, %%ymm1, %%ymm15 \n\t"
"vmovups %%ymm10, 64(%3,%0,4) \n\t"
"vmovups %%ymm11, 96(%3,%0,4) \n\t"
"vmovups %%ymm12,128(%3,%0,4) \n\t"
"vmovups %%ymm13,160(%3,%0,4) \n\t"
"vmovups %%ymm14,192(%3,%0,4) \n\t"
"vmovups %%ymm15,224(%3,%0,4) \n\t"
"addq $64, %0 \n\t"
"subq $64, %1 \n\t"
"jnz 1b \n\t"
"vzeroupper \n\t"
:
:
"r" (i), // 0
"r" (n), // 1
"r" (x), // 2
"r" (y), // 3
"r" (alpha) // 4
: "cc",
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
"memory"
);
}