220 lines
7.9 KiB
C
220 lines
7.9 KiB
C
/***************************************************************************
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Copyright (c) 2013-2016, 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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/**************************************************************************************
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* 2016/03/21 Werner Saar (wernsaar@googlemail.com)
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* BLASTEST : OK
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* CTEST : OK
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* TEST : OK
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* LAPACK-TEST : OK
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**************************************************************************************/
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#define HAVE_KERNEL_8 1
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static void zdot_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y , FLOAT *dot) __attribute__ ((noinline));
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static void zdot_kernel_8( BLASLONG n, FLOAT *x, FLOAT *y, FLOAT *dot)
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{
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BLASLONG i = n;
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BLASLONG o16 = 16;
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BLASLONG o32 = 32;
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BLASLONG o48 = 48;
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FLOAT *x1=x;
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FLOAT *y1=y;
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BLASLONG pre = 384;
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__asm__ __volatile__
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(
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"xxlxor 32,32,32 \n\t"
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"xxlxor 33,33,33 \n\t"
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"xxlxor 34,34,34 \n\t"
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"xxlxor 35,35,35 \n\t"
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"xxlxor 36,36,36 \n\t"
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"xxlxor 37,37,37 \n\t"
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"xxlxor 38,38,38 \n\t"
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"xxlxor 39,39,39 \n\t"
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"dcbt %2, %8 \n\t"
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"dcbt %3, %8 \n\t"
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"lxvd2x 40, 0, %2 \n\t" // x0_r, x0_i
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"lxvd2x 48, 0, %3 \n\t" // y0_r, y0_i
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"lxvd2x 41, %5, %2 \n\t" // x1_r, x1_i
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"lxvd2x 49, %5, %3 \n\t" // y1_r, y1_i
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"lxvd2x 42, %6, %2 \n\t" // x2_r, x2_i
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"lxvd2x 50, %6, %3 \n\t" // y2_r, y2_i
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"lxvd2x 43, %7, %2 \n\t" // x3_r, x3_i
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"lxvd2x 51, %7, %3 \n\t" // y3_r, y3_i
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"xxswapd 52,48 \n\t" // y0_i, y0_r
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"xxswapd 53,49 \n\t" // y1_i, y1_r
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"xxswapd 54,50 \n\t" // y2_i, y2_r
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"xxswapd 55,51 \n\t" // y3_i, y3_r
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"addi %2, %2, 64 \n\t"
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"addi %3, %3, 64 \n\t"
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"lxvd2x 44, 0, %2 \n\t" // x0_r, x0_i
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"lxvd2x 56, 0, %3 \n\t" // y0_r, y0_i
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"lxvd2x 45, %5, %2 \n\t" // x1_r, x1_i
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"lxvd2x 57, %5, %3 \n\t" // y1_r, y1_i
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"lxvd2x 46, %6, %2 \n\t" // x2_r, x2_i
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"lxvd2x 58, %6, %3 \n\t" // y2_r, y2_i
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"lxvd2x 47, %7, %2 \n\t" // x3_r, x3_i
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"lxvd2x 59, %7, %3 \n\t" // y3_r, y3_i
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"xxswapd 60,56 \n\t" // y0_i, y0_r
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"xxswapd 61,57 \n\t" // y1_i, y1_r
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"xxswapd 62,58 \n\t" // y2_i, y2_r
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"xxswapd 63,59 \n\t" // y3_i, y3_r
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"addi %2, %2, 64 \n\t"
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"addi %3, %3, 64 \n\t"
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"addic. %0 , %0 , -8 \n\t"
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"ble 2f \n\t"
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".align 5 \n\t"
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"1: \n\t"
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"dcbt %2, %8 \n\t"
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"dcbt %3, %8 \n\t"
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"xvmaddadp 32, 40, 48 \n\t" // x0_r * y0_r , x0_i * y0_i
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"lxvd2x 48, 0, %3 \n\t" // y0_r, y0_i
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"xvmaddadp 34, 41, 49 \n\t" // x1_r * y1_r , x1_i * y1_i
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"lxvd2x 49, %5, %3 \n\t" // y1_r, y1_i
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"xvmaddadp 36, 42, 50 \n\t" // x2_r * y2_r , x2_i * y2_i
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"lxvd2x 50, %6, %3 \n\t" // y2_r, y2_i
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"xvmaddadp 38, 43, 51 \n\t" // x3_r * y3_r , x3_i * y3_i
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"lxvd2x 51, %7, %3 \n\t" // y3_r, y3_i
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"xvmaddadp 33, 40, 52 \n\t" // x0_r * y0_i , x0_i * y0_r
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"lxvd2x 40, 0, %2 \n\t" // x0_r, x0_i
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"xvmaddadp 35, 41, 53 \n\t" // x1_r * y1_i , x1_i * y1_r
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"lxvd2x 41, %5, %2 \n\t" // x1_r, x1_i
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"xvmaddadp 37, 42, 54 \n\t" // x2_r * y2_i , x2_i * y2_r
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"lxvd2x 42, %6, %2 \n\t" // x2_r, x2_i
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"xvmaddadp 39, 43, 55 \n\t" // x3_r * y3_i , x3_i * y3_r
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"lxvd2x 43, %7, %2 \n\t" // x3_r, x3_i
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"xxswapd 52,48 \n\t" // y0_i, y0_r
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"xxswapd 53,49 \n\t" // y1_i, y1_r
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"addi %2, %2, 64 \n\t"
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"addi %3, %3, 64 \n\t"
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"xxswapd 54,50 \n\t" // y2_i, y2_r
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"xxswapd 55,51 \n\t" // y3_i, y3_r
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"xvmaddadp 32, 44, 56 \n\t" // x0_r * y0_r , x0_i * y0_i
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"lxvd2x 56, 0, %3 \n\t" // y0_r, y0_i
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"xvmaddadp 34, 45, 57 \n\t" // x1_r * y1_r , x1_i * y1_i
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"lxvd2x 57, %5, %3 \n\t" // y1_r, y1_i
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"xvmaddadp 36, 46, 58 \n\t" // x2_r * y2_r , x2_i * y2_i
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"lxvd2x 58, %6, %3 \n\t" // y2_r, y2_i
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"xvmaddadp 38, 47, 59 \n\t" // x3_r * y3_r , x3_i * y3_i
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"lxvd2x 59, %7, %3 \n\t" // y3_r, y3_i
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"xvmaddadp 33, 44, 60 \n\t" // x0_r * y0_i , x0_i * y0_r
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"lxvd2x 44, 0, %2 \n\t" // x0_r, x0_i
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"xvmaddadp 35, 45, 61 \n\t" // x1_r * y1_i , x1_i * y1_r
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"lxvd2x 45, %5, %2 \n\t" // x1_r, x1_i
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"xvmaddadp 37, 46, 62 \n\t" // x2_r * y2_i , x2_i * y2_r
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"lxvd2x 46, %6, %2 \n\t" // x2_r, x2_i
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"xvmaddadp 39, 47, 63 \n\t" // x3_r * y3_i , x3_i * y3_r
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"lxvd2x 47, %7, %2 \n\t" // x3_r, x3_i
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"xxswapd 60,56 \n\t" // y0_i, y0_r
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"xxswapd 61,57 \n\t" // y1_i, y1_r
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"addi %2, %2, 64 \n\t"
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"addi %3, %3, 64 \n\t"
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"xxswapd 62,58 \n\t" // y2_i, y2_r
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"xxswapd 63,59 \n\t" // y3_i, y3_r
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"addic. %0 , %0 , -8 \n\t"
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"bgt 1b \n\t"
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"2: \n\t"
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"xvmaddadp 32, 40, 48 \n\t" // x0_r * y0_r , x0_i * y0_i
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"xvmaddadp 34, 41, 49 \n\t" // x1_r * y1_r , x1_i * y1_i
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"xvmaddadp 36, 42, 50 \n\t" // x2_r * y2_r , x2_i * y2_i
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"xvmaddadp 38, 43, 51 \n\t" // x3_r * y3_r , x3_i * y3_i
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"xvmaddadp 33, 40, 52 \n\t" // x0_r * y0_i , x0_i * y0_r
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"xvmaddadp 35, 41, 53 \n\t" // x1_r * y1_i , x1_i * y1_r
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"xvmaddadp 37, 42, 54 \n\t" // x2_r * y2_i , x2_i * y2_r
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"xvmaddadp 39, 43, 55 \n\t" // x3_r * y3_i , x3_i * y3_r
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"xvmaddadp 32, 44, 56 \n\t" // x0_r * y0_r , x0_i * y0_i
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"xvmaddadp 34, 45, 57 \n\t" // x1_r * y1_r , x1_i * y1_i
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"xvmaddadp 36, 46, 58 \n\t" // x2_r * y2_r , x2_i * y2_i
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"xvmaddadp 38, 47, 59 \n\t" // x3_r * y3_r , x3_i * y3_i
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"xvmaddadp 33, 44, 60 \n\t" // x0_r * y0_i , x0_i * y0_r
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"xvmaddadp 35, 45, 61 \n\t" // x1_r * y1_i , x1_i * y1_r
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"xvmaddadp 37, 46, 62 \n\t" // x2_r * y2_i , x2_i * y2_r
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"xvmaddadp 39, 47, 63 \n\t" // x3_r * y3_i , x3_i * y3_r
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"xvadddp 32, 32, 34 \n\t"
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"xvadddp 36, 36, 38 \n\t"
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"xvadddp 33, 33, 35 \n\t"
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"xvadddp 37, 37, 39 \n\t"
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"xvadddp 32, 32, 36 \n\t"
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"xvadddp 33, 33, 37 \n\t"
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"stxvd2x 32, 0, %4 \n\t"
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"stxvd2x 33, %5, %4 \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" (x1), // 2
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"r" (y1), // 3
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"r" (dot), // 4
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"r" (o16), // 5
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"r" (o32), // 6
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"r" (o48), // 7
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"r" (pre) // 8
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: "cr0", "%0", "%2" , "%3", "memory"
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);
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}
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