diff --git a/kernel/x86_64/KERNEL.SANDYBRIDGE b/kernel/x86_64/KERNEL.SANDYBRIDGE index 055072cfd..06bb7f317 100644 --- a/kernel/x86_64/KERNEL.SANDYBRIDGE +++ b/kernel/x86_64/KERNEL.SANDYBRIDGE @@ -1,3 +1,5 @@ +SGERKERNEL = sger.c + SGEMVNKERNEL = sgemv_n_4.c SGEMVTKERNEL = sgemv_t_4.c diff --git a/kernel/x86_64/sger.c b/kernel/x86_64/sger.c new file mode 100644 index 000000000..84c056c0d --- /dev/null +++ b/kernel/x86_64/sger.c @@ -0,0 +1,84 @@ +/*********************************************************************/ +/* Copyright 2009, 2010 The University of Texas at Austin. */ +/* 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. */ +/* */ +/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */ +/* AUSTIN ``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 UNIVERSITY OF TEXAS AT */ +/* AUSTIN 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. */ +/* */ +/* The views and conclusions contained in the software and */ +/* documentation are those of the authors and should not be */ +/* interpreted as representing official policies, either expressed */ +/* or implied, of The University of Texas at Austin. */ +/*********************************************************************/ + +#include +#include "common.h" + +#if defined(SANDYBRIDGE) +#include "sger_microk_sandy-2.c" +#endif + +int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, + FLOAT *x, BLASLONG incx, + FLOAT *y, BLASLONG incy, + FLOAT *a, BLASLONG lda, FLOAT *buffer){ + + FLOAT *X = x; + + if (incx != 1) { + X = buffer; + COPY_K(m, x, incx, X, 1); + } + + BLASLONG m1 = m & -16; + + while (n > 0) + { + FLOAT y0 = alpha * *y; + if ( m1 > 0 ) + { + #ifdef HAVE_KERNEL_16 + sger_kernel_16(m1, X, a, &y0); + #else + AXPYU_K(m1, 0, 0, y0, X, 1, a, 1, NULL, 0); + #endif + } + + if ( m > m1 ) + { + AXPYU_K(m-m1, 0, 0, y0, X+m1 , 1, a+m1, 1, NULL, 0); + } + + a += lda; + y += incy; + n --; + } + + return 0; +} + diff --git a/kernel/x86_64/sger_microk_sandy-2.c b/kernel/x86_64/sger_microk_sandy-2.c new file mode 100644 index 000000000..51c3bef3e --- /dev/null +++ b/kernel/x86_64/sger_microk_sandy-2.c @@ -0,0 +1,124 @@ +/*************************************************************************** +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_16 1 +static void sger_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *alpha) __attribute__ ((noinline)); + +static void sger_kernel_16( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *alpha) +{ + + + BLASLONG register i = 0; + + __asm__ __volatile__ + ( + "vbroadcastss (%4), %%xmm0 \n\t" // alpha + "prefetcht0 256(%3,%0,4) \n\t" + "vmovups (%3,%0,4), %%xmm8 \n\t" + "vmovups 16(%3,%0,4), %%xmm9 \n\t" + "vmovups 32(%3,%0,4), %%xmm10 \n\t" + "vmovups 48(%3,%0,4), %%xmm11 \n\t" + + "prefetcht0 256(%2,%0,4) \n\t" + "vmovups (%2,%0,4), %%xmm4 \n\t" + "vmovups 16(%2,%0,4), %%xmm5 \n\t" + "vmovups 32(%2,%0,4), %%xmm6 \n\t" + "vmovups 48(%2,%0,4), %%xmm7 \n\t" + + "addq $16, %0 \n\t" + "subq $16, %1 \n\t" + "jz 2f \n\t" + + ".align 16 \n\t" + "1: \n\t" + + "vmulps %%xmm4, %%xmm0, %%xmm4 \n\t" + "vaddps %%xmm8 , %%xmm4, %%xmm12 \n\t" + "vmulps %%xmm5, %%xmm0, %%xmm5 \n\t" + "vaddps %%xmm9 , %%xmm5, %%xmm13 \n\t" + "vmulps %%xmm6, %%xmm0, %%xmm6 \n\t" + "vaddps %%xmm10, %%xmm6, %%xmm14 \n\t" + "vmulps %%xmm7, %%xmm0, %%xmm7 \n\t" + "vaddps %%xmm11, %%xmm7, %%xmm15 \n\t" + + "prefetcht0 256(%3,%0,4) \n\t" + "vmovups (%3,%0,4), %%xmm8 \n\t" + "vmovups 16(%3,%0,4), %%xmm9 \n\t" + "vmovups 32(%3,%0,4), %%xmm10 \n\t" + "vmovups 48(%3,%0,4), %%xmm11 \n\t" + + "prefetcht0 256(%2,%0,4) \n\t" + "vmovups (%2,%0,4), %%xmm4 \n\t" + "vmovups 16(%2,%0,4), %%xmm5 \n\t" + "vmovups 32(%2,%0,4), %%xmm6 \n\t" + "vmovups 48(%2,%0,4), %%xmm7 \n\t" + + "vmovups %%xmm12, -64(%3,%0,4) \n\t" + "vmovups %%xmm13, -48(%3,%0,4) \n\t" + "vmovups %%xmm14, -32(%3,%0,4) \n\t" + "vmovups %%xmm15, -16(%3,%0,4) \n\t" + + "addq $16, %0 \n\t" + "subq $16, %1 \n\t" + "jnz 1b \n\t" + + "2: \n\t" + "vmulps %%xmm4, %%xmm0, %%xmm4 \n\t" + "vmulps %%xmm5, %%xmm0, %%xmm5 \n\t" + "vmulps %%xmm6, %%xmm0, %%xmm6 \n\t" + "vmulps %%xmm7, %%xmm0, %%xmm7 \n\t" + + "vaddps %%xmm8 , %%xmm4, %%xmm12 \n\t" + "vaddps %%xmm9 , %%xmm5, %%xmm13 \n\t" + "vaddps %%xmm10, %%xmm6, %%xmm14 \n\t" + "vaddps %%xmm11, %%xmm7, %%xmm15 \n\t" + + "vmovups %%xmm12, -64(%3,%0,4) \n\t" + "vmovups %%xmm13, -48(%3,%0,4) \n\t" + "vmovups %%xmm14, -32(%3,%0,4) \n\t" + "vmovups %%xmm15, -16(%3,%0,4) \n\t" + + "vzeroupper \n\t" + + : + : + "r" (i), // 0 + "r" (n), // 1 + "r" (x), // 2 + "r" (y), // 3 + "r" (alpha) // 4 + : "cc", + "%xmm0", "%xmm1", "%xmm2", "%xmm3", + "%xmm4", "%xmm5", "%xmm6", "%xmm7", + "%xmm8", "%xmm9", "%xmm10", "%xmm11", + "%xmm12", "%xmm13", "%xmm14", "%xmm15", + "memory" + ); + +} + +