added optimized dgemv_t kernel for haswell
This commit is contained in:
wernsaar
parent
cd34e9701b
commit
44f2bf9bae
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@ -0,0 +1,623 @@
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/***************************************************************************
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Copyright (c) 2014, 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
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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
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notice, this list of conditions and the following disclaimer in
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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
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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
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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
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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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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#include "common.h"
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/*
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#if defined(NEHALEM)
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#include "dgemv_t_microk_nehalem-4.c"
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#elif defined(BULLDOZER) || defined(PILEDRIVER)
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#include "dgemv_t_microk_bulldozer-4.c"
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#elif defined(SANDYBRIDGE)
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#include "dgemv_t_microk_sandy-4.c"
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#elif defined(HASWELL)
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#include "dgemv_t_microk_haswell-4.c"
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#endif
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*/
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#define NBMAX 2048
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#ifndef HAVE_KERNEL_4x4
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static void dgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
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{
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BLASLONG i;
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FLOAT *a0,*a1,*a2,*a3;
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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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FLOAT temp0 = 0.0;
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FLOAT temp1 = 0.0;
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FLOAT temp2 = 0.0;
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FLOAT temp3 = 0.0;
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for ( i=0; i< n; i+=4 )
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{
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temp0 += a0[i]*x[i] + a0[i+1]*x[i+1] + a0[i+2]*x[i+2] + a0[i+3]*x[i+3];
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temp1 += a1[i]*x[i] + a1[i+1]*x[i+1] + a1[i+2]*x[i+2] + a1[i+3]*x[i+3];
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temp2 += a2[i]*x[i] + a2[i+1]*x[i+1] + a2[i+2]*x[i+2] + a2[i+3]*x[i+3];
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temp3 += a3[i]*x[i] + a3[i+1]*x[i+1] + a3[i+2]*x[i+2] + a3[i+3]*x[i+3];
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}
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y[0] = temp0;
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y[1] = temp1;
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y[2] = temp2;
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y[3] = temp3;
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}
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#endif
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static void dgemv_kernel_4x2(BLASLONG n, FLOAT *ap0, FLOAT *ap1, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
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static void dgemv_kernel_4x2(BLASLONG n, FLOAT *ap0, FLOAT *ap1, FLOAT *x, FLOAT *y)
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{
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BLASLONG i;
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i=0;
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__asm__ __volatile__
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(
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"xorpd %%xmm10 , %%xmm10 \n\t"
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"xorpd %%xmm11 , %%xmm11 \n\t"
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"testq $2 , %1 \n\t"
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"jz .L01LABEL%= \n\t"
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"movups (%5,%0,8) , %%xmm14 \n\t" // x
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"movups (%3,%0,8) , %%xmm12 \n\t" // ap0
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"movups (%4,%0,8) , %%xmm13 \n\t" // ap1
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"mulpd %%xmm14 , %%xmm12 \n\t"
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"mulpd %%xmm14 , %%xmm13 \n\t"
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"addq $2 , %0 \n\t"
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"addpd %%xmm12 , %%xmm10 \n\t"
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"subq $2 , %1 \n\t"
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"addpd %%xmm13 , %%xmm11 \n\t"
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".L01LABEL%=: \n\t"
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"cmpq $0, %1 \n\t"
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"je .L01END%= \n\t"
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"movups (%5,%0,8) , %%xmm14 \n\t" // x
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"movups (%3,%0,8) , %%xmm12 \n\t" // ap0
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"movups (%4,%0,8) , %%xmm13 \n\t" // ap1
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"mulpd %%xmm14 , %%xmm12 \n\t"
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"mulpd %%xmm14 , %%xmm13 \n\t"
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"addpd %%xmm12 , %%xmm10 \n\t"
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"addpd %%xmm13 , %%xmm11 \n\t"
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"movups 16(%5,%0,8) , %%xmm14 \n\t" // x
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"movups 16(%3,%0,8) , %%xmm12 \n\t" // ap0
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"movups 16(%4,%0,8) , %%xmm13 \n\t" // ap1
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"mulpd %%xmm14 , %%xmm12 \n\t"
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"mulpd %%xmm14 , %%xmm13 \n\t"
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"addpd %%xmm12 , %%xmm10 \n\t"
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"addpd %%xmm13 , %%xmm11 \n\t"
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"addq $4 , %0 \n\t"
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"subq $4 , %1 \n\t"
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"jnz .L01LOOP%= \n\t"
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".L01END%=: \n\t"
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"haddpd %%xmm10, %%xmm10 \n\t"
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"haddpd %%xmm11, %%xmm11 \n\t"
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"movsd %%xmm10, (%2) \n\t"
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"movsd %%xmm11,8(%2) \n\t"
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:
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:
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"r" (i), // 0
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"r" (n), // 1
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"r" (y), // 2
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"r" (ap0), // 3
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"r" (ap1), // 4
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"r" (x) // 5
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: "cc",
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"%xmm4", "%xmm5", "%xmm10", "%xmm11",
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"%xmm12", "%xmm13", "%xmm14", "%xmm15",
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"memory"
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);
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}
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static void dgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
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static void dgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y)
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{
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BLASLONG i;
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i=0;
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__asm__ __volatile__
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(
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"xorpd %%xmm9 , %%xmm9 \n\t"
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"xorpd %%xmm10 , %%xmm10 \n\t"
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"testq $2 , %1 \n\t"
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"jz .L01LABEL%= \n\t"
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"movups (%3,%0,8) , %%xmm12 \n\t"
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"movups (%4,%0,8) , %%xmm11 \n\t"
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"mulpd %%xmm11 , %%xmm12 \n\t"
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"addq $2 , %0 \n\t"
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"addpd %%xmm12 , %%xmm10 \n\t"
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"subq $2 , %1 \n\t"
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".L01LABEL%=: \n\t"
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"cmpq $0, %1 \n\t"
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"je .L01END%= \n\t"
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"movups (%3,%0,8) , %%xmm12 \n\t"
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"movups 16(%3,%0,8) , %%xmm14 \n\t"
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"movups (%4,%0,8) , %%xmm11 \n\t"
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"movups 16(%4,%0,8) , %%xmm13 \n\t"
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"mulpd %%xmm11 , %%xmm12 \n\t"
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"mulpd %%xmm13 , %%xmm14 \n\t"
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"addq $4 , %0 \n\t"
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"addpd %%xmm12 , %%xmm10 \n\t"
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"subq $4 , %1 \n\t"
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"addpd %%xmm14 , %%xmm9 \n\t"
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"jnz .L01LOOP%= \n\t"
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".L01END%=: \n\t"
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"addpd %%xmm9 , %%xmm10 \n\t"
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"haddpd %%xmm10, %%xmm10 \n\t"
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"movsd %%xmm10, (%2) \n\t"
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:
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:
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"r" (i), // 0
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"r" (n), // 1
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"r" (y), // 2
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"r" (ap), // 3
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"r" (x) // 4
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: "cc",
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"%xmm9", "%xmm10" ,
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"%xmm11", "%xmm12", "%xmm13", "%xmm14",
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"memory"
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);
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}
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static void copy_x(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_src)
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{
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BLASLONG i;
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for ( i=0; i<n; i++ )
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{
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*dest = *src;
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dest++;
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src += inc_src;
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}
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}
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static void add_y(BLASLONG n, FLOAT da , FLOAT *src, FLOAT *dest, BLASLONG inc_dest) __attribute__ ((noinline));
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static void add_y(BLASLONG n, FLOAT da , 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[i] * da;
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dest += inc_dest;
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}
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return;
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}
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i=0;
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__asm__ __volatile__
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(
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"movsd (%2) , %%xmm10 \n\t"
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"shufpd $0 , %%xmm10 , %%xmm10 \n\t"
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"movups (%3,%0,8) , %%xmm12 \n\t"
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"movups (%4,%0,8) , %%xmm11 \n\t"
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"mulpd %%xmm10 , %%xmm12 \n\t"
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"addq $2 , %0 \n\t"
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"addpd %%xmm12 , %%xmm11 \n\t"
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"subq $2 , %1 \n\t"
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"movups %%xmm11, -16(%4,%0,8) \n\t"
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"jnz .L01LOOP%= \n\t"
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:
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:
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"r" (i), // 0
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"r" (n), // 1
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"r" (&da), // 2
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"r" (src), // 3
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"r" (dest) // 4
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: "cc",
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"%xmm10", "%xmm11", "%xmm12",
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"memory"
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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 register i;
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BLASLONG register 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 n0;
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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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FLOAT ybuffer[4],*xbuffer;
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FLOAT *ytemp;
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if ( m < 1 ) return(0);
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if ( n < 1 ) return(0);
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xbuffer = buffer;
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ytemp = buffer + NBMAX;
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n0 = n / NBMAX;
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n1 = (n % NBMAX) >> 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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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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y_ptr = y;
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a_ptr = a;
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x_ptr = x;
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if ( inc_x == 1 )
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xbuffer = x_ptr;
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else
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copy_x(NB,x_ptr,xbuffer,inc_x);
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FLOAT *ap[4];
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FLOAT *yp;
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BLASLONG register lda4 = 4 * lda;
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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 ( n0 > 0 )
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{
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BLASLONG nb1 = NBMAX / 4;
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for( j=0; j<n0; j++)
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{
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yp = ytemp;
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for( i = 0; i < nb1 ; i++)
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{
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dgemv_kernel_4x4(NB,ap,xbuffer,yp);
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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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yp += 4;
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}
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add_y(nb1*4, alpha, ytemp, y_ptr, inc_y );
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y_ptr += nb1 * inc_y * 4;
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a_ptr += nb1 * lda4 ;
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}
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}
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yp = ytemp;
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for( i = 0; i < n1 ; i++)
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{
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dgemv_kernel_4x4(NB,ap,xbuffer,yp);
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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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yp += 4;
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}
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if ( n1 > 0 )
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{
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add_y(n1*4, alpha, ytemp, y_ptr, inc_y );
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y_ptr += n1 * inc_y * 4;
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a_ptr += n1 * lda4 ;
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}
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if ( n2 & 2 )
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{
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dgemv_kernel_4x2(NB,ap[0],ap[1],xbuffer,ybuffer);
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a_ptr += lda * 2;
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*y_ptr += ybuffer[0] * alpha;
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y_ptr += inc_y;
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*y_ptr += ybuffer[1] * alpha;
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y_ptr += inc_y;
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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,xbuffer,ybuffer);
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a_ptr += lda;
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*y_ptr += ybuffer[0] * alpha;
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y_ptr += inc_y;
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}
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a += NB;
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x += NB * inc_x;
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}
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if ( m3 == 0 ) return(0);
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x_ptr = x;
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a_ptr = a;
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if ( m3 == 3 )
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{
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FLOAT xtemp0 = *x_ptr * alpha;
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x_ptr += inc_x;
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FLOAT xtemp1 = *x_ptr * alpha;
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x_ptr += inc_x;
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FLOAT xtemp2 = *x_ptr * alpha;
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FLOAT *aj = a_ptr;
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y_ptr = y;
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if ( lda == 3 && inc_y == 1 )
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{
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for ( j=0; j< ( n & -4) ; j+=4 )
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{
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y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 + aj[2] * xtemp2;
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y_ptr[j+1] += aj[3] * xtemp0 + aj[4] * xtemp1 + aj[5] * xtemp2;
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y_ptr[j+2] += aj[6] * xtemp0 + aj[7] * xtemp1 + aj[8] * xtemp2;
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y_ptr[j+3] += aj[9] * xtemp0 + aj[10] * xtemp1 + aj[11] * xtemp2;
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aj += 12;
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}
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for ( ; j<n; j++ )
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{
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y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 + aj[2] * xtemp2;
|
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aj += 3;
|
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}
|
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|
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}
|
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else
|
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{
|
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|
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if ( inc_y == 1 )
|
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{
|
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|
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BLASLONG register lda2 = lda << 1;
|
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BLASLONG register lda4 = lda << 2;
|
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BLASLONG register lda3 = lda2 + lda;
|
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|
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for ( j=0; j< ( n & -4 ); j+=4 )
|
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{
|
||||
|
||||
y_ptr[j] += *aj * xtemp0 + *(aj+1) * xtemp1 + *(aj+2) * xtemp2;
|
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y_ptr[j+1] += *(aj+lda) * xtemp0 + *(aj+lda+1) * xtemp1 + *(aj+lda+2) * xtemp2;
|
||||
y_ptr[j+2] += *(aj+lda2) * xtemp0 + *(aj+lda2+1) * xtemp1 + *(aj+lda2+2) * xtemp2;
|
||||
y_ptr[j+3] += *(aj+lda3) * xtemp0 + *(aj+lda3+1) * xtemp1 + *(aj+lda3+2) * xtemp2;
|
||||
aj += lda4;
|
||||
}
|
||||
|
||||
for ( ; j< n ; j++ )
|
||||
{
|
||||
|
||||
y_ptr[j] += *aj * xtemp0 + *(aj+1) * xtemp1 + *(aj+2) * xtemp2 ;
|
||||
aj += lda;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
|
||||
for ( j=0; j<n; j++ )
|
||||
{
|
||||
*y_ptr += *aj * xtemp0 + *(aj+1) * xtemp1 + *(aj+2) * xtemp2;
|
||||
y_ptr += inc_y;
|
||||
aj += lda;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
return(0);
|
||||
}
|
||||
|
||||
if ( m3 == 2 )
|
||||
{
|
||||
FLOAT xtemp0 = *x_ptr * alpha;
|
||||
x_ptr += inc_x;
|
||||
FLOAT xtemp1 = *x_ptr * alpha;
|
||||
|
||||
FLOAT *aj = a_ptr;
|
||||
y_ptr = y;
|
||||
|
||||
if ( lda == 2 && inc_y == 1 )
|
||||
{
|
||||
|
||||
for ( j=0; j< ( n & -4) ; j+=4 )
|
||||
{
|
||||
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 ;
|
||||
y_ptr[j+1] += aj[2] * xtemp0 + aj[3] * xtemp1 ;
|
||||
y_ptr[j+2] += aj[4] * xtemp0 + aj[5] * xtemp1 ;
|
||||
y_ptr[j+3] += aj[6] * xtemp0 + aj[7] * xtemp1 ;
|
||||
aj += 8;
|
||||
|
||||
}
|
||||
|
||||
for ( ; j<n; j++ )
|
||||
{
|
||||
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 ;
|
||||
aj += 2;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
if ( inc_y == 1 )
|
||||
{
|
||||
|
||||
BLASLONG register lda2 = lda << 1;
|
||||
BLASLONG register lda4 = lda << 2;
|
||||
BLASLONG register lda3 = lda2 + lda;
|
||||
|
||||
for ( j=0; j< ( n & -4 ); j+=4 )
|
||||
{
|
||||
|
||||
y_ptr[j] += *aj * xtemp0 + *(aj+1) * xtemp1 ;
|
||||
y_ptr[j+1] += *(aj+lda) * xtemp0 + *(aj+lda+1) * xtemp1 ;
|
||||
y_ptr[j+2] += *(aj+lda2) * xtemp0 + *(aj+lda2+1) * xtemp1 ;
|
||||
y_ptr[j+3] += *(aj+lda3) * xtemp0 + *(aj+lda3+1) * xtemp1 ;
|
||||
aj += lda4;
|
||||
}
|
||||
|
||||
for ( ; j< n ; j++ )
|
||||
{
|
||||
|
||||
y_ptr[j] += *aj * xtemp0 + *(aj+1) * xtemp1 ;
|
||||
aj += lda;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
for ( j=0; j<n; j++ )
|
||||
{
|
||||
*y_ptr += *aj * xtemp0 + *(aj+1) * xtemp1 ;
|
||||
y_ptr += inc_y;
|
||||
aj += lda;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
return(0);
|
||||
|
||||
}
|
||||
|
||||
FLOAT xtemp = *x_ptr * alpha;
|
||||
FLOAT *aj = a_ptr;
|
||||
y_ptr = y;
|
||||
if ( lda == 1 && inc_y == 1 )
|
||||
{
|
||||
for ( j=0; j< ( n & -4) ; j+=4 )
|
||||
{
|
||||
y_ptr[j] += aj[j] * xtemp;
|
||||
y_ptr[j+1] += aj[j+1] * xtemp;
|
||||
y_ptr[j+2] += aj[j+2] * xtemp;
|
||||
y_ptr[j+3] += aj[j+3] * xtemp;
|
||||
}
|
||||
for ( ; j<n ; j++ )
|
||||
{
|
||||
y_ptr[j] += aj[j] * xtemp;
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
if ( inc_y == 1 )
|
||||
{
|
||||
|
||||
BLASLONG register lda2 = lda << 1;
|
||||
BLASLONG register lda4 = lda << 2;
|
||||
BLASLONG register lda3 = lda2 + lda;
|
||||
for ( j=0; j< ( n & -4 ); j+=4 )
|
||||
{
|
||||
y_ptr[j] += *aj * xtemp;
|
||||
y_ptr[j+1] += *(aj+lda) * xtemp;
|
||||
y_ptr[j+2] += *(aj+lda2) * xtemp;
|
||||
y_ptr[j+3] += *(aj+lda3) * xtemp;
|
||||
aj += lda4 ;
|
||||
}
|
||||
|
||||
for ( ; j<n; j++ )
|
||||
{
|
||||
y_ptr[j] += *aj * xtemp;
|
||||
aj += lda;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
for ( j=0; j<n; j++ )
|
||||
{
|
||||
*y_ptr += *aj * xtemp;
|
||||
y_ptr += inc_y;
|
||||
aj += lda;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
return(0);
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -0,0 +1,127 @@
|
|||
/***************************************************************************
|
||||
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 dgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
|
||||
|
||||
static void dgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
|
||||
{
|
||||
|
||||
BLASLONG register i = 0;
|
||||
|
||||
__asm__ __volatile__
|
||||
(
|
||||
"vzeroupper \n\t"
|
||||
"vxorpd %%ymm4 , %%ymm4, %%ymm4 \n\t"
|
||||
"vxorpd %%ymm5 , %%ymm5, %%ymm5 \n\t"
|
||||
"vxorpd %%ymm6 , %%ymm6, %%ymm6 \n\t"
|
||||
"vxorpd %%ymm7 , %%ymm7, %%ymm7 \n\t"
|
||||
|
||||
"testq $0x04, %1 \n\t"
|
||||
"jz .L08LABEL%= \n\t"
|
||||
|
||||
"vmovups (%2,%0,8), %%ymm12 \n\t" // 4 * x
|
||||
|
||||
"vfmadd231pd (%4,%0,8), %%ymm12, %%ymm4 \n\t"
|
||||
"vfmadd231pd (%5,%0,8), %%ymm12, %%ymm5 \n\t"
|
||||
"vfmadd231pd (%6,%0,8), %%ymm12, %%ymm6 \n\t"
|
||||
"vfmadd231pd (%7,%0,8), %%ymm12, %%ymm7 \n\t"
|
||||
|
||||
"addq $4 , %0 \n\t"
|
||||
"subq $4 , %1 \n\t"
|
||||
|
||||
".L08LABEL%=: \n\t"
|
||||
|
||||
"cmpq $0, %1 \n\t"
|
||||
"je .L16END%= \n\t"
|
||||
|
||||
".align 16 \n\t"
|
||||
".L01LOOP%=: \n\t"
|
||||
"prefetcht0 384(%2,%0,8) \n\t"
|
||||
"vmovups (%2,%0,8), %%ymm12 \n\t" // 4 * x
|
||||
"vmovups 32(%2,%0,8), %%ymm13 \n\t" // 4 * x
|
||||
|
||||
"prefetcht0 384(%4,%0,8) \n\t"
|
||||
"vfmadd231pd (%4,%0,8), %%ymm12, %%ymm4 \n\t"
|
||||
"vfmadd231pd (%5,%0,8), %%ymm12, %%ymm5 \n\t"
|
||||
"prefetcht0 384(%5,%0,8) \n\t"
|
||||
"vfmadd231pd 32(%4,%0,8), %%ymm13, %%ymm4 \n\t"
|
||||
"vfmadd231pd 32(%5,%0,8), %%ymm13, %%ymm5 \n\t"
|
||||
"prefetcht0 384(%6,%0,8) \n\t"
|
||||
"vfmadd231pd (%6,%0,8), %%ymm12, %%ymm6 \n\t"
|
||||
"vfmadd231pd (%7,%0,8), %%ymm12, %%ymm7 \n\t"
|
||||
"prefetcht0 384(%7,%0,8) \n\t"
|
||||
"vfmadd231pd 32(%6,%0,8), %%ymm13, %%ymm6 \n\t"
|
||||
"vfmadd231pd 32(%7,%0,8), %%ymm13, %%ymm7 \n\t"
|
||||
|
||||
"addq $8 , %0 \n\t"
|
||||
"subq $8 , %1 \n\t"
|
||||
"jnz .L01LOOP%= \n\t"
|
||||
|
||||
".L16END%=: \n\t"
|
||||
|
||||
"vextractf128 $1 , %%ymm4, %%xmm12 \n\t"
|
||||
"vextractf128 $1 , %%ymm5, %%xmm13 \n\t"
|
||||
"vextractf128 $1 , %%ymm6, %%xmm14 \n\t"
|
||||
"vextractf128 $1 , %%ymm7, %%xmm15 \n\t"
|
||||
|
||||
"vaddpd %%xmm4, %%xmm12, %%xmm4 \n\t"
|
||||
"vaddpd %%xmm5, %%xmm13, %%xmm5 \n\t"
|
||||
"vaddpd %%xmm6, %%xmm14, %%xmm6 \n\t"
|
||||
"vaddpd %%xmm7, %%xmm15, %%xmm7 \n\t"
|
||||
|
||||
"vhaddpd %%xmm4, %%xmm4, %%xmm4 \n\t"
|
||||
"vhaddpd %%xmm5, %%xmm5, %%xmm5 \n\t"
|
||||
"vhaddpd %%xmm6, %%xmm6, %%xmm6 \n\t"
|
||||
"vhaddpd %%xmm7, %%xmm7, %%xmm7 \n\t"
|
||||
|
||||
"vmovsd %%xmm4, (%3) \n\t"
|
||||
"vmovsd %%xmm5, 8(%3) \n\t"
|
||||
"vmovsd %%xmm6, 16(%3) \n\t"
|
||||
"vmovsd %%xmm7, 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",
|
||||
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
||||
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
||||
"memory"
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue