added optimized sgemv_n kernel for sandybridge
This commit is contained in:
wernsaar
parent
2021d0f9d6
commit
a64fe9bcc9
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@ -251,7 +251,9 @@ void blas_set_parameter(void){
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env_var_t p;
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int factor;
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#if !defined(BULLDOZER)
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#if defined(BULLDOZER) || defined(PILEDRIVER) || defined(SANDYBRIDGE) || defined(NEHALEM) || defined(HASWELL)
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int size = 16;
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#else
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int size = get_L2_size();
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#endif
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@ -1,4 +1,4 @@
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SGEMVNKERNEL = sgemv_n.c
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SGEMVNKERNEL = sgemv_n_4.c
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SGEMVTKERNEL = sgemv_t_4.c
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ZGEMVNKERNEL = zgemv_n.c
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@ -33,6 +33,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "sgemv_n_microk_bulldozer-4.c"
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#elif defined(NEHALEM)
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#include "sgemv_n_microk_nehalem-4.c"
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#elif defined(SANDYBRIDGE)
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#include "sgemv_n_microk_sandy-4.c"
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#endif
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@ -0,0 +1,322 @@
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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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#define HAVE_KERNEL_4x8 1
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static void sgemv_kernel_4x8( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, BLASLONG lda4) __attribute__ ((noinline));
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static void sgemv_kernel_4x8( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, BLASLONG lda4)
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{
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BLASLONG register i = 0;
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__asm__ __volatile__
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(
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"vzeroupper \n\t"
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"vbroadcastss (%2), %%ymm12 \n\t" // x0
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"vbroadcastss 4(%2), %%ymm13 \n\t" // x1
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"vbroadcastss 8(%2), %%ymm14 \n\t" // x2
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"vbroadcastss 12(%2), %%ymm15 \n\t" // x3
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"vbroadcastss 16(%2), %%ymm0 \n\t" // x4
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"vbroadcastss 20(%2), %%ymm1 \n\t" // x5
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"vbroadcastss 24(%2), %%ymm2 \n\t" // x6
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"vbroadcastss 28(%2), %%ymm3 \n\t" // x7
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"testq $0x04, %1 \n\t"
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"jz .L08LABEL%= \n\t"
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"vmovups (%3,%0,4), %%xmm4 \n\t" // 4 * y
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"vmulps (%4,%0,4), %%xmm12, %%xmm8 \n\t"
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"vmulps (%5,%0,4), %%xmm13, %%xmm10 \n\t"
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"vmulps (%6,%0,4), %%xmm14, %%xmm9 \n\t"
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"vmulps (%7,%0,4), %%xmm15, %%xmm11 \n\t"
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"vaddps %%xmm4, %%xmm8 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm10, %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm9 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm11, %%xmm4 \n\t"
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"vmulps (%4,%8,4), %%xmm0 , %%xmm8 \n\t"
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"vmulps (%5,%8,4), %%xmm1 , %%xmm10 \n\t"
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"vmulps (%6,%8,4), %%xmm2 , %%xmm9 \n\t"
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"vmulps (%7,%8,4), %%xmm3 , %%xmm11 \n\t"
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"vaddps %%xmm4, %%xmm8 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm10, %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm9 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm11, %%xmm4 \n\t"
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"vmovups %%xmm4, (%3,%0,4) \n\t" // 4 * y
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"addq $4, %8 \n\t"
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"addq $4, %0 \n\t"
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"subq $4, %1 \n\t"
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".L08LABEL%=: \n\t"
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"testq $0x08, %1 \n\t"
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"jz .L16LABEL%= \n\t"
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"vmovups (%3,%0,4), %%ymm4 \n\t" // 8 * y
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"vmulps (%4,%0,4), %%ymm12, %%ymm8 \n\t"
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"vmulps (%5,%0,4), %%ymm13, %%ymm10 \n\t"
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"vmulps (%6,%0,4), %%ymm14, %%ymm9 \n\t"
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"vmulps (%7,%0,4), %%ymm15, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm9 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm11, %%ymm4 \n\t"
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"vmulps (%4,%8,4), %%ymm0 , %%ymm8 \n\t"
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"vmulps (%5,%8,4), %%ymm1 , %%ymm10 \n\t"
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"vmulps (%6,%8,4), %%ymm2 , %%ymm9 \n\t"
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"vmulps (%7,%8,4), %%ymm3 , %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm9 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm11, %%ymm4 \n\t"
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"vmovups %%ymm4, (%3,%0,4) \n\t" // 8 * y
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"addq $8, %8 \n\t"
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"addq $8, %0 \n\t"
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"subq $8, %1 \n\t"
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".L16LABEL%=: \n\t"
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"cmpq $0, %1 \n\t"
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"je .L16END%= \n\t"
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"vmovups (%3,%0,4), %%ymm4 \n\t" // 8 * y
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"vmovups 32(%3,%0,4), %%ymm5 \n\t" // 8 * y
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"prefetcht0 192(%4,%0,4) \n\t"
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"vmulps (%4,%0,4), %%ymm12, %%ymm8 \n\t"
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"vmulps 32(%4,%0,4), %%ymm12, %%ymm9 \n\t"
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"prefetcht0 192(%5,%0,4) \n\t"
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"vmulps (%5,%0,4), %%ymm13, %%ymm10 \n\t"
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"vmulps 32(%5,%0,4), %%ymm13, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"prefetcht0 192(%6,%0,4) \n\t"
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"vmulps (%6,%0,4), %%ymm14, %%ymm8 \n\t"
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"vmulps 32(%6,%0,4), %%ymm14, %%ymm9 \n\t"
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"prefetcht0 192(%7,%0,4) \n\t"
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"vmulps (%7,%0,4), %%ymm15, %%ymm10 \n\t"
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"vmulps 32(%7,%0,4), %%ymm15, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"prefetcht0 192(%4,%8,4) \n\t"
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"vmulps (%4,%8,4), %%ymm0 , %%ymm8 \n\t"
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"vmulps 32(%4,%8,4), %%ymm0 , %%ymm9 \n\t"
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"prefetcht0 192(%5,%8,4) \n\t"
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"vmulps (%5,%8,4), %%ymm1 , %%ymm10 \n\t"
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"vmulps 32(%5,%8,4), %%ymm1 , %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"prefetcht0 192(%6,%8,4) \n\t"
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"vmulps (%6,%8,4), %%ymm2 , %%ymm8 \n\t"
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"vmulps 32(%6,%8,4), %%ymm2 , %%ymm9 \n\t"
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"prefetcht0 192(%7,%8,4) \n\t"
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"vmulps (%7,%8,4), %%ymm3 , %%ymm10 \n\t"
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"vmulps 32(%7,%8,4), %%ymm3 , %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"vmovups %%ymm4, (%3,%0,4) \n\t" // 8 * y
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"vmovups %%ymm5, 32(%3,%0,4) \n\t" // 8 * y
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"addq $16, %8 \n\t"
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"addq $16, %0 \n\t"
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"subq $16, %1 \n\t"
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"jnz .L01LOOP%= \n\t"
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".L16END%=: \n\t"
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"vzeroupper \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" (x), // 2
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"r" (y), // 3
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"r" (ap[0]), // 4
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"r" (ap[1]), // 5
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"r" (ap[2]), // 6
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"r" (ap[3]), // 7
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"r" (lda4) // 8
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: "cc",
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"%xmm0", "%xmm1",
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"%xmm2", "%xmm3",
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"%xmm4", "%xmm5",
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"%xmm8", "%xmm9", "%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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#define HAVE_KERNEL_4x4 1
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static void sgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline));
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static void sgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y)
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{
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BLASLONG register i = 0;
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__asm__ __volatile__
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(
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"vzeroupper \n\t"
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"vbroadcastss (%2), %%ymm12 \n\t" // x0
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"vbroadcastss 4(%2), %%ymm13 \n\t" // x1
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"vbroadcastss 8(%2), %%ymm14 \n\t" // x2
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"vbroadcastss 12(%2), %%ymm15 \n\t" // x3
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"testq $0x04, %1 \n\t"
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"jz .L08LABEL%= \n\t"
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"vmovups (%3,%0,4), %%xmm4 \n\t" // 4 * y
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"vmulps (%4,%0,4), %%xmm12, %%xmm8 \n\t"
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"vmulps (%5,%0,4), %%xmm13, %%xmm10 \n\t"
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"vmulps (%6,%0,4), %%xmm14, %%xmm9 \n\t"
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"vmulps (%7,%0,4), %%xmm15, %%xmm11 \n\t"
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"vaddps %%xmm4, %%xmm8 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm10, %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm9 , %%xmm4 \n\t"
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"vaddps %%xmm4, %%xmm11, %%xmm4 \n\t"
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"vmovups %%xmm4, (%3,%0,4) \n\t" // 4 * y
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"addq $4, %0 \n\t"
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"subq $4, %1 \n\t"
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".L08LABEL%=: \n\t"
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"testq $0x08, %1 \n\t"
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"jz .L16LABEL%= \n\t"
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"vmovups (%3,%0,4), %%ymm4 \n\t" // 8 * y
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"vmulps (%4,%0,4), %%ymm12, %%ymm8 \n\t"
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"vmulps (%5,%0,4), %%ymm13, %%ymm10 \n\t"
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"vmulps (%6,%0,4), %%ymm14, %%ymm9 \n\t"
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"vmulps (%7,%0,4), %%ymm15, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm9 , %%ymm4 \n\t"
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"vaddps %%ymm4, %%ymm11, %%ymm4 \n\t"
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"vmovups %%ymm4, (%3,%0,4) \n\t" // 8 * y
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"addq $8, %0 \n\t"
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"subq $8, %1 \n\t"
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".L16LABEL%=: \n\t"
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"cmpq $0, %1 \n\t"
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"je .L16END%= \n\t"
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"vmovups (%3,%0,4), %%ymm4 \n\t" // 8 * y
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"vmovups 32(%3,%0,4), %%ymm5 \n\t" // 8 * y
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"prefetcht0 192(%4,%0,4) \n\t"
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"vmulps (%4,%0,4), %%ymm12, %%ymm8 \n\t"
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"vmulps 32(%4,%0,4), %%ymm12, %%ymm9 \n\t"
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"prefetcht0 192(%5,%0,4) \n\t"
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"vmulps (%5,%0,4), %%ymm13, %%ymm10 \n\t"
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"vmulps 32(%5,%0,4), %%ymm13, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"prefetcht0 192(%6,%0,4) \n\t"
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"vmulps (%6,%0,4), %%ymm14, %%ymm8 \n\t"
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"vmulps 32(%6,%0,4), %%ymm14, %%ymm9 \n\t"
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"prefetcht0 192(%7,%0,4) \n\t"
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"vmulps (%7,%0,4), %%ymm15, %%ymm10 \n\t"
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"vmulps 32(%7,%0,4), %%ymm15, %%ymm11 \n\t"
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"vaddps %%ymm4, %%ymm8 , %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm9 , %%ymm5 \n\t"
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"vaddps %%ymm4, %%ymm10, %%ymm4 \n\t"
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"vaddps %%ymm5, %%ymm11, %%ymm5 \n\t"
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"vmovups %%ymm4, (%3,%0,4) \n\t" // 8 * y
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"vmovups %%ymm5, 32(%3,%0,4) \n\t" // 8 * y
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"addq $16, %0 \n\t"
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"subq $16, %1 \n\t"
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"jnz .L01LOOP%= \n\t"
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".L16END%=: \n\t"
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"vzeroupper \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" (x), // 2
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"r" (y), // 3
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"r" (ap[0]), // 4
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"r" (ap[1]), // 5
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"r" (ap[2]), // 6
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"r" (ap[3]) // 7
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: "cc",
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"%xmm4", "%xmm5",
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"%xmm8", "%xmm9", "%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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