added optimized zgemv_n kernel for haswell
This commit is contained in:
wernsaar
parent
aa54fe064c
commit
462b4885ff
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@ -2,6 +2,7 @@ SGEMVNKERNEL = sgemv_n.c
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SGEMVTKERNEL = sgemv_t.c
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DGEMVNKERNEL = dgemv_n.c
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DGEMVTKERNEL = dgemv_t.c
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ZGEMVNKERNEL = zgemv_n.c
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SGEMMKERNEL = sgemm_kernel_16x4_haswell.S
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SGEMMINCOPY = ../generic/gemm_ncopy_16.c
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@ -43,7 +43,7 @@ static void dgemv_kernel_16x4( BLASLONG n, float **ap, float *x, float *y)
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"prefetcht0 192(%4,%0,8) \n\t"
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"prefetcht0 192(%3,%0,8) \n\t"
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"vmovups (%3,%0,8), %%ymm4 \n\t" // 4 * y
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"vmovups 32(%3,%0,8), %%ymm5 \n\t" // 4 * y
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@ -28,6 +28,10 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "common.h"
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#if defined(HASWELL)
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#include "zgemv_n_microk_haswell-2.c"
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#endif
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#define NBMAX 1024
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@ -0,0 +1,149 @@
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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_16x4 1
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static void zgemv_kernel_16x4( BLASLONG n, float **ap, float *x, float *y) __attribute__ ((noinline));
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static void zgemv_kernel_16x4( 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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"vbroadcastsd (%2), %%ymm0 \n\t" // real part x0
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"vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0
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"vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1
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"vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1
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"vbroadcastsd 32(%2), %%ymm4 \n\t" // real part x2
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"vbroadcastsd 40(%2), %%ymm5 \n\t" // imag part x2
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"vbroadcastsd 48(%2), %%ymm6 \n\t" // real part x3
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"vbroadcastsd 56(%2), %%ymm7 \n\t" // imag part x3
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".align 16 \n\t"
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".L01LOOP%=: \n\t"
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"prefetcht0 192(%4,%0,8) \n\t"
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"vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0
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"vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0
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"vxorpd %%ymm12, %%ymm12, %%ymm12 \n\t"
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"vxorpd %%ymm13, %%ymm13, %%ymm13 \n\t"
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"vxorpd %%ymm14, %%ymm14, %%ymm14 \n\t"
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"vxorpd %%ymm15, %%ymm15, %%ymm15 \n\t"
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"prefetcht0 192(%5,%0,8) \n\t"
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"vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1
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"vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1
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"vfmadd231pd %%ymm8 , %%ymm0, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
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"vfmadd231pd %%ymm8 , %%ymm1, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
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"vfmadd231pd %%ymm9 , %%ymm0, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
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"vfmadd231pd %%ymm9 , %%ymm1, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
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"prefetcht0 192(%6,%0,8) \n\t"
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"vmovups (%6,%0,8), %%ymm8 \n\t" // 2 complex values form a2
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"vmovups 32(%6,%0,8), %%ymm9 \n\t" // 2 complex values form a2
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"vfmadd231pd %%ymm10, %%ymm2, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
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"vfmadd231pd %%ymm10, %%ymm3, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
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"vfmadd231pd %%ymm11, %%ymm2, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
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"vfmadd231pd %%ymm11, %%ymm3, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
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"prefetcht0 192(%7,%0,8) \n\t"
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"vmovups (%7,%0,8), %%ymm10 \n\t" // 2 complex values form a3
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"vmovups 32(%7,%0,8), %%ymm11 \n\t" // 2 complex values form a3
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"vfmadd231pd %%ymm8 , %%ymm4, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
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"vfmadd231pd %%ymm8 , %%ymm5, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
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"vfmadd231pd %%ymm9 , %%ymm4, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
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"vfmadd231pd %%ymm9 , %%ymm5, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
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"vfmadd231pd %%ymm10, %%ymm6, %%ymm12 \n\t" // a_r[0] * x_r , a_i[0] * x_r, a_r[1] * x_r, a_i[1] * x_r
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"vfmadd231pd %%ymm10, %%ymm7, %%ymm13 \n\t" // a_r[0] * x_i , a_i[0] * x_i, a_r[1] * x_i, a_i[1] * x_i
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"vfmadd231pd %%ymm11, %%ymm6, %%ymm14 \n\t" // a_r[2] * x_r , a_i[2] * x_r, a_r[3] * x_r, a_i[3] * x_r
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"vfmadd231pd %%ymm11, %%ymm7, %%ymm15 \n\t" // a_r[2] * x_i , a_i[2] * x_i, a_r[3] * x_i, a_i[3] * x_i
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#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
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"vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t"
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"vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t"
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"vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t"
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"vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t"
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#else
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"vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t"
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"vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t"
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"vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t"
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"vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t"
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"vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t"
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"vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t"
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#endif
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"prefetcht0 192(%3,%0,8) \n\t"
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"vmovups (%3,%0,8), %%ymm12 \n\t"
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"vmovups 32(%3,%0,8), %%ymm13 \n\t"
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#if !defined(XCONJ)
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"vaddpd %%ymm8, %%ymm12, %%ymm12 \n\t"
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"vaddpd %%ymm9, %%ymm13, %%ymm13 \n\t"
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#else
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"vaddsubpd %%ymm12, %%ymm8, %%ymm12 \n\t"
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"vaddsubpd %%ymm13, %%ymm9, %%ymm13 \n\t"
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#endif
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"vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y
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"vmovups %%ymm13, 32(%3,%0,8) \n\t"
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"addq $8 , %0 \n\t"
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"subq $4 , %1 \n\t"
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"jnz .L01LOOP%= \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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"%xmm0", "%xmm1", "%xmm2", "%xmm3",
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"%xmm4", "%xmm5", "%xmm6", "%xmm7",
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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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