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OpenBLAS/kernel/power/zdot_microk_power8.c

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/***************************************************************************
Copyright (c) 2013-2016, 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.
*****************************************************************************/
/**************************************************************************************
* 2016/03/21 Werner Saar (wernsaar@googlemail.com)
* BLASTEST : OK
* CTEST : OK
* TEST : OK
* LAPACK-TEST : OK
**************************************************************************************/
#define HAVE_KERNEL_8 1
static void zdot_kernel_8 (long n, double *x, double *y, double *dot)
{
__asm__
(
"dcbt 0, %2 \n\t"
"dcbt 0, %3 \n\t"
"xxlxor 32, 32, 32 \n\t"
"xxlxor 33, 33, 33 \n\t"
"xxlxor 34, 34, 34 \n\t"
"xxlxor 35, 35, 35 \n\t"
"xxlxor 36, 36, 36 \n\t"
"xxlxor 37, 37, 37 \n\t"
"xxlxor 38, 38, 38 \n\t"
"xxlxor 39, 39, 39 \n\t"
"lxvd2x 40, 0, %2 \n\t" // x0_r, x0_i
"lxvd2x 48, 0, %3 \n\t" // y0_r, y0_i
"lxvd2x 41, %7, %2 \n\t" // x1_r, x1_i
"lxvd2x 49, %7, %3 \n\t" // y1_r, y1_i
"lxvd2x 42, %8, %2 \n\t" // x2_r, x2_i
"lxvd2x 50, %8, %3 \n\t" // y2_r, y2_i
"lxvd2x 43, %9, %2 \n\t" // x3_r, x3_i
"lxvd2x 51, %9, %3 \n\t" // y3_r, y3_i
XXSWAPD_S(0,48) // y0_i, y0_r
XXSWAPD_S(1,49) // y1_i, y1_r
XXSWAPD_S(2,50) // y2_i, y2_r
XXSWAPD_S(3,51) // y3_i, y3_r
"addi %2, %2, 64 \n\t"
"addi %3, %3, 64 \n\t"
"lxvd2x 44, 0, %2 \n\t" // x0_r, x0_i
"lxvd2x 4, 0, %3 \n\t" // y0_r, y0_i
"lxvd2x 45, %7, %2 \n\t" // x1_r, x1_i
"lxvd2x 5, %7, %3 \n\t" // y1_r, y1_i
"lxvd2x 46, %8, %2 \n\t" // x2_r, x2_i
"lxvd2x 6, %8, %3 \n\t" // y2_r, y2_i
"lxvd2x 47, %9, %2 \n\t" // x3_r, x3_i
"lxvd2x 7, %9, %3 \n\t" // y3_r, y3_i
XXSWAPD_S(8,4) // y0_i, y0_r
XXSWAPD_S(9,5) // y1_i, y1_r
XXSWAPD_S(10,6) // y2_i, y2_r
XXSWAPD_S(11,7) // y3_i, y3_r
"addi %2, %2, 64 \n\t"
"addi %3, %3, 64 \n\t"
"addic. %1, %1, -8 \n\t"
"ble two%= \n\t"
".align 5 \n"
"one%=: \n\t"
"xvmaddadp 32, 40, 48 \n\t" // x0_r * y0_r , x0_i * y0_i
"lxvd2x 48, 0, %3 \n\t" // y0_r, y0_i
"xvmaddadp 34, 41, 49 \n\t" // x1_r * y1_r , x1_i * y1_i
"lxvd2x 49, %7, %3 \n\t" // y1_r, y1_i
"xvmaddadp 36, 42, 50 \n\t" // x2_r * y2_r , x2_i * y2_i
"lxvd2x 50, %8, %3 \n\t" // y2_r, y2_i
"xvmaddadp 38, 43, 51 \n\t" // x3_r * y3_r , x3_i * y3_i
"lxvd2x 51, %9, %3 \n\t" // y3_r, y3_i
"xvmaddadp 33, 40, 0 \n\t" // x0_r * y0_i , x0_i * y0_r
"lxvd2x 40, 0, %2 \n\t" // x0_r, x0_i
"xvmaddadp 35, 41, 1 \n\t" // x1_r * y1_i , x1_i * y1_r
"lxvd2x 41, %7, %2 \n\t" // x1_r, x1_i
"xvmaddadp 37, 42, 2 \n\t" // x2_r * y2_i , x2_i * y2_r
"lxvd2x 42, %8, %2 \n\t" // x2_r, x2_i
"xvmaddadp 39, 43, 3 \n\t" // x3_r * y3_i , x3_i * y3_r
"lxvd2x 43, %9, %2 \n\t" // x3_r, x3_i
XXSWAPD_S(0,48) // y0_i, y0_r
XXSWAPD_S(1,49) // y1_i, y1_r
"addi %2, %2, 64 \n\t"
"addi %3, %3, 64 \n\t"
XXSWAPD_S(2,50) // y2_i, y2_r
XXSWAPD_S(3,51) // y3_i, y3_r
"xvmaddadp 32, 44, 4 \n\t" // x0_r * y0_r , x0_i * y0_i
"lxvd2x 4, 0, %3 \n\t" // y0_r, y0_i
"xvmaddadp 34, 45, 5 \n\t" // x1_r * y1_r , x1_i * y1_i
"lxvd2x 5, %7, %3 \n\t" // y1_r, y1_i
"xvmaddadp 36, 46, 6 \n\t" // x2_r * y2_r , x2_i * y2_i
"lxvd2x 6, %8, %3 \n\t" // y2_r, y2_i
"xvmaddadp 38, 47, 7 \n\t" // x3_r * y3_r , x3_i * y3_i
"lxvd2x 7, %9, %3 \n\t" // y3_r, y3_i
"xvmaddadp 33, 44, 8 \n\t" // x0_r * y0_i , x0_i * y0_r
"lxvd2x 44, 0, %2 \n\t" // x0_r, x0_i
"xvmaddadp 35, 45, 9 \n\t" // x1_r * y1_i , x1_i * y1_r
"lxvd2x 45, %7, %2 \n\t" // x1_r, x1_i
"xvmaddadp 37, 46, 10 \n\t" // x2_r * y2_i , x2_i * y2_r
"lxvd2x 46, %8, %2 \n\t" // x2_r, x2_i
"xvmaddadp 39, 47, 11 \n\t" // x3_r * y3_i , x3_i * y3_r
"lxvd2x 47, %9, %2 \n\t" // x3_r, x3_i
XXSWAPD_S(8,4) // y0_i, y0_r
XXSWAPD_S(9,5) // y1_i, y1_r
"addi %2, %2, 64 \n\t"
"addi %3, %3, 64 \n\t"
XXSWAPD_S(10,6) // y2_i, y2_r
XXSWAPD_S(11,7) // y3_i, y3_r
"addic. %1, %1, -8 \n\t"
"bgt one%= \n"
"two%=: \n\t"
"xvmaddadp 32, 40, 48 \n\t" // x0_r * y0_r , x0_i * y0_i
"xvmaddadp 34, 41, 49 \n\t" // x1_r * y1_r , x1_i * y1_i
"xvmaddadp 36, 42, 50 \n\t" // x2_r * y2_r , x2_i * y2_i
"xvmaddadp 38, 43, 51 \n\t" // x3_r * y3_r , x3_i * y3_i
"xvmaddadp 33, 40, 0 \n\t" // x0_r * y0_i , x0_i * y0_r
"xvmaddadp 35, 41, 1 \n\t" // x1_r * y1_i , x1_i * y1_r
"xvmaddadp 37, 42, 2 \n\t" // x2_r * y2_i , x2_i * y2_r
"xvmaddadp 39, 43, 3 \n\t" // x3_r * y3_i , x3_i * y3_r
"xvmaddadp 32, 44, 4 \n\t" // x0_r * y0_r , x0_i * y0_i
"xvmaddadp 34, 45, 5 \n\t" // x1_r * y1_r , x1_i * y1_i
"xvmaddadp 36, 46, 6 \n\t" // x2_r * y2_r , x2_i * y2_i
"xvmaddadp 38, 47, 7 \n\t" // x3_r * y3_r , x3_i * y3_i
"xvmaddadp 33, 44, 8 \n\t" // x0_r * y0_i , x0_i * y0_r
"xvmaddadp 35, 45, 9 \n\t" // x1_r * y1_i , x1_i * y1_r
"xvmaddadp 37, 46, 10 \n\t" // x2_r * y2_i , x2_i * y2_r
"xvmaddadp 39, 47, 11 \n\t" // x3_r * y3_i , x3_i * y3_r
"xvadddp 32, 32, 34 \n\t"
"xvadddp 36, 36, 38 \n\t"
"xvadddp 33, 33, 35 \n\t"
"xvadddp 37, 37, 39 \n\t"
"xvadddp 32, 32, 36 \n\t"
"xvadddp 33, 33, 37 \n\t"
"stxvd2x 32, 0, %6 \n\t"
"stxvd2x 33, %7, %6 \n"
"#n=%1 x=%4=%2 y=%5=%3 dot=%0=%6 o16=%7 o32=%8 o48=%9"
:
"=m" (*dot),
"+r" (n), // 1
"+b" (x), // 2
"+b" (y) // 3
:
"m" (*x),
"m" (*y),
"b" (dot), // 6
"b" (16), // 7
"b" (32), // 8
"b" (48) // 9
:
"cr0",
"vs32","vs33","vs34","vs35","vs36","vs37","vs38","vs39",
"vs40","vs41","vs42","vs43","vs44","vs45","vs46","vs47",
"vs48","vs49","vs50","vs51","vs0","vs1","vs2","vs3",
"vs4","vs5","vs6","vs7","vs8","vs9","vs10","vs11"
);
}
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