From c99cc41cbdab147f5700cd654abd45662e6796f8 Mon Sep 17 00:00:00 2001 From: Werner Saar Date: Wed, 9 Mar 2016 14:02:03 +0100 Subject: [PATCH] Added optimized zgemv_n kernel for bulldozer, piledriver and steamroller --- kernel/x86_64/KERNEL.PILEDRIVER | 2 +- kernel/x86_64/KERNEL.STEAMROLLER | 2 +- kernel/x86_64/zgemv_n_4.c | 3 +- kernel/x86_64/zgemv_n_microk_bulldozer-4.c | 514 +++++++++++++++++++++ 4 files changed, 518 insertions(+), 3 deletions(-) create mode 100644 kernel/x86_64/zgemv_n_microk_bulldozer-4.c diff --git a/kernel/x86_64/KERNEL.PILEDRIVER b/kernel/x86_64/KERNEL.PILEDRIVER index 6c726a6e9..3ad142063 100644 --- a/kernel/x86_64/KERNEL.PILEDRIVER +++ b/kernel/x86_64/KERNEL.PILEDRIVER @@ -11,7 +11,7 @@ ZAXPYKERNEL = zaxpy.c SGEMVNKERNEL = sgemv_n_4.c SGEMVTKERNEL = sgemv_t_4.c -ZGEMVNKERNEL = zgemv_n_dup.S +ZGEMVNKERNEL = zgemv_n_4.c ZGEMVTKERNEL = zgemv_t_4.c DGEMVNKERNEL = dgemv_n_bulldozer.S diff --git a/kernel/x86_64/KERNEL.STEAMROLLER b/kernel/x86_64/KERNEL.STEAMROLLER index 5291cc624..f14c82303 100644 --- a/kernel/x86_64/KERNEL.STEAMROLLER +++ b/kernel/x86_64/KERNEL.STEAMROLLER @@ -24,7 +24,7 @@ SGEMVTKERNEL = sgemv_t_4.c DGEMVNKERNEL = dgemv_n_4.c DGEMVTKERNEL = dgemv_t_4.c -ZGEMVNKERNEL = zgemv_n_dup.S +ZGEMVNKERNEL = zgemv_t_4.c ZGEMVTKERNEL = zgemv_t_4.c DCOPYKERNEL = dcopy_bulldozer.S diff --git a/kernel/x86_64/zgemv_n_4.c b/kernel/x86_64/zgemv_n_4.c index 5ace6123b..63e49f2af 100644 --- a/kernel/x86_64/zgemv_n_4.c +++ b/kernel/x86_64/zgemv_n_4.c @@ -34,9 +34,10 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #include "zgemv_n_microk_haswell-4.c" #elif defined(SANDYBRIDGE) #include "zgemv_n_microk_sandy-4.c" +#elif defined(BULLDOZER) || defined(PILEDRIVER) || defined(STEAMROLLER) +#include "zgemv_n_microk_bulldozer-4.c" #endif - #define NBMAX 1024 #ifndef HAVE_KERNEL_4x4 diff --git a/kernel/x86_64/zgemv_n_microk_bulldozer-4.c b/kernel/x86_64/zgemv_n_microk_bulldozer-4.c new file mode 100644 index 000000000..f367ad607 --- /dev/null +++ b/kernel/x86_64/zgemv_n_microk_bulldozer-4.c @@ -0,0 +1,514 @@ +/*************************************************************************** +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 zgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline)); + +static void zgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) +{ + + BLASLONG register i = 0; + + if ( n > 384 ) + { + + __asm__ __volatile__ + ( + + "vbroadcastsd (%2), %%ymm0 \n\t" // real part x0 + "vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0 + "vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1 + "vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1 + "vbroadcastsd 32(%2), %%ymm4 \n\t" // real part x2 + "vbroadcastsd 40(%2), %%ymm5 \n\t" // imag part x2 + "vbroadcastsd 48(%2), %%ymm6 \n\t" // real part x3 + "vbroadcastsd 56(%2), %%ymm7 \n\t" // imag part x3 + + + ".align 16 \n\t" + "1: \n\t" + "prefetcht0 512(%4,%0,8) \n\t" + + "vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0 + "vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0 + + "vmulpd %%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 + "vmulpd %%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 + + "vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1 + "vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1 + + "prefetcht0 512(%5,%0,8) \n\t" + + "vmulpd %%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 + "vmulpd %%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 + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + "prefetcht0 512(%6,%0,8) \n\t" + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + "vmovups (%6,%0,8), %%ymm8 \n\t" // 2 complex values form a2 + "vmovups 32(%6,%0,8), %%ymm9 \n\t" // 2 complex values form a2 + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + "vmovups (%7,%0,8), %%ymm10 \n\t" // 2 complex values form a3 + "vmovups 32(%7,%0,8), %%ymm11 \n\t" // 2 complex values form a3 + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + "prefetcht0 512(%7,%0,8) \n\t" + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + "vmovups (%3,%0,8), %%ymm10 \n\t" + "vmovups 32(%3,%0,8), %%ymm11 \n\t" + +#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) ) + "vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t" + "vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t" + "vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t" + "vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t" +#else + "vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t" + "vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t" + "vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t" + "vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t" + "vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t" + "vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t" +#endif + + "vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t" + "vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t" + + "vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y + "vmovups %%ymm13, 32(%3,%0,8) \n\t" + + "addq $8 , %0 \n\t" + "subq $4 , %1 \n\t" + "jnz 1b \n\t" + + "2: \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" + ); + + } + else + { + + __asm__ __volatile__ + ( + + "vbroadcastsd (%2), %%ymm0 \n\t" // real part x0 + "vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0 + "vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1 + "vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1 + "vbroadcastsd 32(%2), %%ymm4 \n\t" // real part x2 + "vbroadcastsd 40(%2), %%ymm5 \n\t" // imag part x2 + "vbroadcastsd 48(%2), %%ymm6 \n\t" // real part x3 + "vbroadcastsd 56(%2), %%ymm7 \n\t" // imag part x3 + + + ".align 16 \n\t" + "1: \n\t" + + "vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0 + "vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0 + + "vmulpd %%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 + "vmulpd %%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 + + "vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1 + "vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1 + + + "vmulpd %%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 + "vmulpd %%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 + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + "vmovups (%6,%0,8), %%ymm8 \n\t" // 2 complex values form a2 + "vmovups 32(%6,%0,8), %%ymm9 \n\t" // 2 complex values form a2 + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + "vmovups (%7,%0,8), %%ymm10 \n\t" // 2 complex values form a3 + "vmovups 32(%7,%0,8), %%ymm11 \n\t" // 2 complex values form a3 + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + "vmovups (%3,%0,8), %%ymm10 \n\t" + "vmovups 32(%3,%0,8), %%ymm11 \n\t" + +#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) ) + "vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t" + "vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t" + "vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t" + "vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t" +#else + "vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t" + "vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t" + "vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t" + "vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t" + "vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t" + "vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t" +#endif + + "vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t" + "vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t" + + "vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y + "vmovups %%ymm13, 32(%3,%0,8) \n\t" + + "addq $8 , %0 \n\t" + "subq $4 , %1 \n\t" + "jnz 1b \n\t" + + "2: \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" + ); + + + + } + + +} + +#define HAVE_KERNEL_4x2 1 +static void zgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline)); + +static void zgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) +{ + + BLASLONG register i = 0; + + __asm__ __volatile__ + ( + "vzeroupper \n\t" + + "vbroadcastsd (%2), %%ymm0 \n\t" // real part x0 + "vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0 + "vbroadcastsd 16(%2), %%ymm2 \n\t" // real part x1 + "vbroadcastsd 24(%2), %%ymm3 \n\t" // imag part x1 + + + // ".align 16 \n\t" + "1: \n\t" + "vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0 + "vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0 + + "vmovups (%5,%0,8), %%ymm10 \n\t" // 2 complex values form a1 + "vmovups 32(%5,%0,8), %%ymm11 \n\t" // 2 complex values form a1 + + "vmulpd %%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 + "vmulpd %%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 + "vmulpd %%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 + "vmulpd %%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 + + "vfmaddpd %%ymm12, %%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 + "vfmaddpd %%ymm13, %%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 + "vfmaddpd %%ymm14, %%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 + "vfmaddpd %%ymm15, %%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 + + + "vmovups (%3,%0,8), %%ymm10 \n\t" + "vmovups 32(%3,%0,8), %%ymm11 \n\t" + +#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) ) + "vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t" + "vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t" + "vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t" + "vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t" +#else + "vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t" + "vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t" + "vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t" + "vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t" + "vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t" + "vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t" +#endif + + "vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t" + "vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t" + + "vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y + "vmovups %%ymm13, 32(%3,%0,8) \n\t" + + "addq $8 , %0 \n\t" + "subq $4 , %1 \n\t" + "jnz 1b \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 + : "cc", + "%xmm0", "%xmm1", "%xmm2", "%xmm3", + "%xmm4", "%xmm5", "%xmm6", "%xmm7", + "%xmm8", "%xmm9", "%xmm10", "%xmm11", + "%xmm12", "%xmm13", "%xmm14", "%xmm15", + "memory" + ); + +} + + +#define HAVE_KERNEL_4x1 1 +static void zgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y) __attribute__ ((noinline)); + +static void zgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y) +{ + + BLASLONG register i = 0; + + __asm__ __volatile__ + ( + "vzeroupper \n\t" + + "vbroadcastsd (%2), %%ymm0 \n\t" // real part x0 + "vbroadcastsd 8(%2), %%ymm1 \n\t" // imag part x0 + + // ".align 16 \n\t" + "1: \n\t" + "vmovups (%4,%0,8), %%ymm8 \n\t" // 2 complex values form a0 + "vmovups 32(%4,%0,8), %%ymm9 \n\t" // 2 complex values form a0 + + "vmulpd %%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 + "vmulpd %%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 + "vmulpd %%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 + "vmulpd %%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 + + "vmovups (%3,%0,8), %%ymm10 \n\t" + "vmovups 32(%3,%0,8), %%ymm11 \n\t" + +#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) ) + "vpermilpd $0x5 , %%ymm13, %%ymm13 \n\t" + "vpermilpd $0x5 , %%ymm15, %%ymm15 \n\t" + "vaddsubpd %%ymm13, %%ymm12, %%ymm8 \n\t" + "vaddsubpd %%ymm15, %%ymm14, %%ymm9 \n\t" +#else + "vpermilpd $0x5 , %%ymm12, %%ymm12 \n\t" + "vpermilpd $0x5 , %%ymm14, %%ymm14 \n\t" + "vaddsubpd %%ymm12, %%ymm13, %%ymm8 \n\t" + "vaddsubpd %%ymm14, %%ymm15, %%ymm9 \n\t" + "vpermilpd $0x5 , %%ymm8 , %%ymm8 \n\t" + "vpermilpd $0x5 , %%ymm9 , %%ymm9 \n\t" +#endif + + "vaddpd %%ymm8, %%ymm10, %%ymm12 \n\t" + "vaddpd %%ymm9, %%ymm11, %%ymm13 \n\t" + + "vmovups %%ymm12, (%3,%0,8) \n\t" // 2 complex values to y + "vmovups %%ymm13, 32(%3,%0,8) \n\t" + + "addq $8 , %0 \n\t" + "subq $4 , %1 \n\t" + "jnz 1b \n\t" + "vzeroupper \n\t" + + : + : + "r" (i), // 0 + "r" (n), // 1 + "r" (x), // 2 + "r" (y), // 3 + "r" (ap) // 4 + : "cc", + "%xmm0", "%xmm1", "%xmm2", "%xmm3", + "%xmm4", "%xmm5", "%xmm6", "%xmm7", + "%xmm8", "%xmm9", "%xmm10", "%xmm11", + "%xmm12", "%xmm13", "%xmm14", "%xmm15", + "memory" + ); + +} + + + + +#define HAVE_KERNEL_ADDY 1 + +static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest,FLOAT alpha_r, FLOAT alpha_i) __attribute__ ((noinline)); + +static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest,FLOAT alpha_r, FLOAT alpha_i) +{ + BLASLONG i; + + if ( inc_dest != 2 ) + { + + FLOAT temp_r; + FLOAT temp_i; + for ( i=0; i