diff --git a/kernel/x86_64/ddot.c b/kernel/x86_64/ddot.c index 06f018ce8..c17741cc3 100644 --- a/kernel/x86_64/ddot.c +++ b/kernel/x86_64/ddot.c @@ -29,10 +29,12 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #include "common.h" -#if defined(BULLDOZER) || defined(PILEDRIVER) +#if defined(BULLDOZER) #include "ddot_microk_bulldozer-2.c" -#elif defined(STEAMROLLER) +#elif defined(STEAMROLLER) #include "ddot_microk_steamroller-2.c" +#elif defined(PILEDRIVER) +#include "ddot_microk_piledriver-2.c" #elif defined(NEHALEM) #include "ddot_microk_nehalem-2.c" #elif defined(HASWELL) diff --git a/kernel/x86_64/ddot_microk_piledriver-2.c b/kernel/x86_64/ddot_microk_piledriver-2.c new file mode 100644 index 000000000..ac950885c --- /dev/null +++ b/kernel/x86_64/ddot_microk_piledriver-2.c @@ -0,0 +1,165 @@ +/*************************************************************************** +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_8 1 +static void ddot_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *dot) __attribute__ ((noinline)); + +static void ddot_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *dot) +{ + + + BLASLONG register i = 0; + + if ( n < 1408 ) + { + + __asm__ __volatile__ + ( + "vzeroupper \n\t" + "vxorpd %%xmm4, %%xmm4, %%xmm4 \n\t" + "vxorpd %%xmm5, %%xmm5, %%xmm5 \n\t" + "vxorpd %%xmm6, %%xmm6, %%xmm6 \n\t" + "vxorpd %%xmm7, %%xmm7, %%xmm7 \n\t" + + ".align 16 \n\t" + "1: \n\t" + "vmovups (%2,%0,8), %%xmm12 \n\t" // 2 * x + "vmovups 16(%2,%0,8), %%xmm13 \n\t" // 2 * x + "vmovups 32(%2,%0,8), %%xmm14 \n\t" // 2 * x + "vmovups 48(%2,%0,8), %%xmm15 \n\t" // 2 * x + + "vfmadd231pd (%3,%0,8), %%xmm12, %%xmm4 \n\t" // 2 * y + "vmovups 64(%2,%0,8), %%xmm0 \n\t" // 2 * x + "vmovups 80(%2,%0,8), %%xmm1 \n\t" // 2 * x + "vfmadd231pd 16(%3,%0,8), %%xmm13, %%xmm5 \n\t" // 2 * y + "vmovups 96(%2,%0,8), %%xmm2 \n\t" // 2 * x + "vmovups 112(%2,%0,8), %%xmm3 \n\t" // 2 * x + "vfmadd231pd 32(%3,%0,8), %%xmm14, %%xmm6 \n\t" // 2 * y + "vfmadd231pd 48(%3,%0,8), %%xmm15, %%xmm7 \n\t" // 2 * y + + + "vfmadd231pd 64(%3,%0,8), %%xmm0 , %%xmm4 \n\t" // 2 * y + "vfmadd231pd 80(%3,%0,8), %%xmm1 , %%xmm5 \n\t" // 2 * y + "vfmadd231pd 96(%3,%0,8), %%xmm2 , %%xmm6 \n\t" // 2 * y + "vfmadd231pd 112(%3,%0,8), %%xmm3 , %%xmm7 \n\t" // 2 * y + + "addq $16 , %0 \n\t" + "subq $16 , %1 \n\t" + + "jnz 1b \n\t" + + "vaddpd %%xmm4, %%xmm5, %%xmm4 \n\t" + "vaddpd %%xmm6, %%xmm7, %%xmm6 \n\t" + "vaddpd %%xmm4, %%xmm6, %%xmm4 \n\t" + + "vhaddpd %%xmm4, %%xmm4, %%xmm4 \n\t" + + "vmovsd %%xmm4, (%4) \n\t" + "vzeroupper \n\t" + + : + : + "r" (i), // 0 + "r" (n), // 1 + "r" (x), // 2 + "r" (y), // 3 + "r" (dot) // 4 + : "cc", + "%xmm0", "%xmm1", "%xmm2", "%xmm3", + "%xmm4", "%xmm5", "%xmm6", "%xmm7", + "%xmm12", "%xmm13", "%xmm14", "%xmm15", + "memory" + ); + return; + } + + __asm__ __volatile__ + ( + "vzeroupper \n\t" + "vxorpd %%xmm4, %%xmm4, %%xmm4 \n\t" + "vxorpd %%xmm5, %%xmm5, %%xmm5 \n\t" + "vxorpd %%xmm6, %%xmm6, %%xmm6 \n\t" + "vxorpd %%xmm7, %%xmm7, %%xmm7 \n\t" + + ".align 16 \n\t" + "1: \n\t" + "prefetcht0 768(%2,%0,8) \n\t" + "prefetcht0 832(%2,%0,8) \n\t" + "vmovups (%2,%0,8), %%xmm12 \n\t" // 2 * x + "vmovups 16(%2,%0,8), %%xmm13 \n\t" // 2 * x + "vmovups 32(%2,%0,8), %%xmm14 \n\t" // 2 * x + "vmovups 48(%2,%0,8), %%xmm15 \n\t" // 2 * x + + "prefetcht0 768(%3,%0,8) \n\t" + "prefetcht0 832(%3,%0,8) \n\t" + "vfmadd231pd (%3,%0,8), %%xmm12, %%xmm4 \n\t" // 2 * y + "vmovups 64(%2,%0,8), %%xmm0 \n\t" // 2 * x + "vmovups 80(%2,%0,8), %%xmm1 \n\t" // 2 * x + "vfmadd231pd 16(%3,%0,8), %%xmm13, %%xmm5 \n\t" // 2 * y + "vmovups 96(%2,%0,8), %%xmm2 \n\t" // 2 * x + "vmovups 112(%2,%0,8), %%xmm3 \n\t" // 2 * x + "vfmadd231pd 32(%3,%0,8), %%xmm14, %%xmm6 \n\t" // 2 * y + "vfmadd231pd 48(%3,%0,8), %%xmm15, %%xmm7 \n\t" // 2 * y + + + "vfmadd231pd 64(%3,%0,8), %%xmm0 , %%xmm4 \n\t" // 2 * y + "vfmadd231pd 80(%3,%0,8), %%xmm1 , %%xmm5 \n\t" // 2 * y + "vfmadd231pd 96(%3,%0,8), %%xmm2 , %%xmm6 \n\t" // 2 * y + "vfmadd231pd 112(%3,%0,8), %%xmm3 , %%xmm7 \n\t" // 2 * y + + "addq $16 , %0 \n\t" + "subq $16 , %1 \n\t" + + "jnz 1b \n\t" + + "vaddpd %%xmm4, %%xmm5, %%xmm4 \n\t" + "vaddpd %%xmm6, %%xmm7, %%xmm6 \n\t" + "vaddpd %%xmm4, %%xmm6, %%xmm4 \n\t" + + "vhaddpd %%xmm4, %%xmm4, %%xmm4 \n\t" + + "vmovsd %%xmm4, (%4) \n\t" + "vzeroupper \n\t" + + : + : + "r" (i), // 0 + "r" (n), // 1 + "r" (x), // 2 + "r" (y), // 3 + "r" (dot) // 4 + : "cc", + "%xmm0", "%xmm1", "%xmm2", "%xmm3", + "%xmm4", "%xmm5", "%xmm6", "%xmm7", + "%xmm12", "%xmm13", "%xmm14", "%xmm15", + "memory" + ); + + +} + +