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added optimized cgemv_t kernel for haswell

This commit is contained in:
wernsaar 2014-08-14 14:10:29 +02:00
parent c1a6374c6f
commit 4568d32b6b
3 changed files with 180 additions and 11 deletions
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2
kernel/x86_64/KERNEL.HASWELL
View File

@ -6,6 +6,8 @@ DGEMVTKERNEL = dgemv_t.c
ZGEMVNKERNEL = zgemv_n.c
ZGEMVTKERNEL = zgemv_t.c
CGEMVTKERNEL = cgemv_t.c
SGEMMKERNEL = sgemm_kernel_16x4_haswell.S
SGEMMINCOPY = ../generic/gemm_ncopy_16.c
SGEMMITCOPY = ../generic/gemm_tcopy_16.c

18
kernel/x86_64/cgemv_t.c
View File

@ -28,19 +28,15 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "common.h"
/*
#if defined(BULLDOZER)
#include "zgemv_t_microk_bulldozer-2.c"
#elif defined(HASWELL)
#include "zgemv_t_microk_haswell-2.c"
#if defined(HASWELL)
#include "cgemv_t_microk_haswell-2.c"
#endif
*/
#define NBMAX 2048
#ifndef HAVE_KERNEL_16x4
static void zgemv_kernel_16x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
static void cgemv_kernel_16x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
{
BLASLONG i;
FLOAT *a0,*a1,*a2,*a3;
@ -92,7 +88,7 @@ static void zgemv_kernel_16x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
#endif
static void zgemv_kernel_16x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
static void cgemv_kernel_16x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
{
BLASLONG i;
FLOAT *a0;
@ -113,7 +109,7 @@ static void zgemv_kernel_16x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
*y = temp_r;
*(y+1) = temp_i;
}
static void copy_x(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_src)
{
BLASLONG i;
@ -176,7 +172,7 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
ap[1] = a_ptr + lda;
ap[2] = ap[1] + lda;
ap[3] = ap[2] + lda;
zgemv_kernel_16x4(NB,ap,xbuffer,ybuffer);
cgemv_kernel_16x4(NB,ap,xbuffer,ybuffer);
a_ptr += 4 * lda;
#if !defined(XCONJ)
@ -210,7 +206,7 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
for( i = 0; i < n2 ; i++)
{
zgemv_kernel_16x1(NB,a_ptr,xbuffer,ybuffer);
cgemv_kernel_16x1(NB,a_ptr,xbuffer,ybuffer);
a_ptr += 1 * lda;
#if !defined(XCONJ)

171
kernel/x86_64/cgemv_t_microk_haswell-2.c Normal file
View File

@ -0,0 +1,171 @@
/***************************************************************************
Copyright (c) 2014, The OpenBLAS Project
All rights reserved.
Redistribution and use in source and binary froms, 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 from 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_16x4 1
static void cgemv_kernel_16x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
static void cgemv_kernel_16x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
{
BLASLONG register i = 0;
__asm__ __volatile__
(
"vzeroupper \n\t"
"vxorps %%ymm8 , %%ymm8 , %%ymm8 \n\t" // temp
"vxorps %%ymm9 , %%ymm9 , %%ymm9 \n\t" // temp
"vxorps %%ymm10, %%ymm10, %%ymm10 \n\t" // temp
"vxorps %%ymm11, %%ymm11, %%ymm11 \n\t" // temp
"vxorps %%ymm12, %%ymm12, %%ymm12 \n\t" // temp
"vxorps %%ymm13, %%ymm13, %%ymm13 \n\t"
"vxorps %%ymm14, %%ymm14, %%ymm14 \n\t"
"vxorps %%ymm15, %%ymm15, %%ymm15 \n\t"
".align 16 \n\t"
".L01LOOP%=: \n\t"
"prefetcht0 192(%4,%0,4) \n\t"
"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
"prefetcht0 192(%5,%0,4) \n\t"
"vmovups (%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
"prefetcht0 192(%2,%0,4) \n\t"
"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
"prefetcht0 192(%6,%0,4) \n\t"
"vmovups (%6,%0,4), %%ymm6 \n\t" // 4 complex values from a2
"prefetcht0 192(%7,%0,4) \n\t"
"vmovups (%7,%0,4), %%ymm7 \n\t" // 4 complex values from a3
"vfmadd231ps %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm6 , %%ymm0, %%ymm12 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm6 , %%ymm1, %%ymm13 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm7 , %%ymm0, %%ymm14 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm7 , %%ymm1, %%ymm15 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vmovups 32(%4,%0,4), %%ymm4 \n\t" // 2 complex values from a0
"vmovups 32(%5,%0,4), %%ymm5 \n\t" // 2 complex values from a1
"vmovups 32(%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
"vmovups 32(%6,%0,4), %%ymm6 \n\t" // 2 complex values from a2
"vmovups 32(%7,%0,4), %%ymm7 \n\t" // 2 complex values from a3
"vfmadd231ps %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm6 , %%ymm0, %%ymm12 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm6 , %%ymm1, %%ymm13 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"vfmadd231ps %%ymm7 , %%ymm0, %%ymm14 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
"vfmadd231ps %%ymm7 , %%ymm1, %%ymm15 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
"addq $16 , %0 \n\t"
"subq $8 , %1 \n\t"
"jnz .L01LOOP%= \n\t"
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
"vpermilps $0xb1 , %%ymm9 , %%ymm9 \n\t"
"vpermilps $0xb1 , %%ymm11, %%ymm11 \n\t"
"vpermilps $0xb1 , %%ymm13, %%ymm13 \n\t"
"vpermilps $0xb1 , %%ymm15, %%ymm15 \n\t"
"vaddsubps %%ymm9 , %%ymm8, %%ymm8 \n\t"
"vaddsubps %%ymm11, %%ymm10, %%ymm10 \n\t"
"vaddsubps %%ymm13, %%ymm12, %%ymm12 \n\t"
"vaddsubps %%ymm15, %%ymm14, %%ymm14 \n\t"
#else
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
"vpermilps $0xb1 , %%ymm12, %%ymm12 \n\t"
"vpermilps $0xb1 , %%ymm14, %%ymm14 \n\t"
"vaddsubps %%ymm8 , %%ymm9 , %%ymm8 \n\t"
"vaddsubps %%ymm10, %%ymm11, %%ymm10 \n\t"
"vaddsubps %%ymm12, %%ymm13, %%ymm12 \n\t"
"vaddsubps %%ymm14, %%ymm15, %%ymm14 \n\t"
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
"vpermilps $0xb1 , %%ymm12, %%ymm12 \n\t"
"vpermilps $0xb1 , %%ymm14, %%ymm14 \n\t"
#endif
"vextractf128 $1, %%ymm8 , %%xmm9 \n\t"
"vextractf128 $1, %%ymm10, %%xmm11 \n\t"
"vextractf128 $1, %%ymm12, %%xmm13 \n\t"
"vextractf128 $1, %%ymm14, %%xmm15 \n\t"
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
"vaddps %%xmm12, %%xmm13, %%xmm12 \n\t"
"vaddps %%xmm14, %%xmm15, %%xmm14 \n\t"
"vshufpd $0x1, %%xmm8 , %%xmm8 , %%xmm9 \n\t"
"vshufpd $0x1, %%xmm10, %%xmm10, %%xmm11 \n\t"
"vshufpd $0x1, %%xmm12, %%xmm12, %%xmm13 \n\t"
"vshufpd $0x1, %%xmm14, %%xmm14, %%xmm15 \n\t"
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
"vaddps %%xmm12, %%xmm13, %%xmm12 \n\t"
"vaddps %%xmm14, %%xmm15, %%xmm14 \n\t"
"vmovsd %%xmm8 , (%3) \n\t"
"vmovsd %%xmm10, 8(%3) \n\t"
"vmovsd %%xmm12, 16(%3) \n\t"
"vmovsd %%xmm14, 24(%3) \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"
);
}