184 lines
5.3 KiB
C
184 lines
5.3 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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* 2016/03/25 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 dscal_kernel_8 (long n, double *x, double alpha)
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{
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__asm__
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(
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"dcbt 0, %2 \n\t"
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XXSPLTD_S(%x3,%x3,0)
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"lxvd2x 32, 0, %2 \n\t"
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"lxvd2x 33, %4, %2 \n\t"
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"lxvd2x 34, %5, %2 \n\t"
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"lxvd2x 35, %6, %2 \n\t"
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"lxvd2x 36, %7, %2 \n\t"
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"lxvd2x 37, %8, %2 \n\t"
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"lxvd2x 38, %9, %2 \n\t"
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"lxvd2x 39, %10, %2 \n\t"
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"addi %2, %2, 128 \n\t"
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"addic. %1, %1, -16 \n\t"
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"ble two%= \n\t"
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".align 5 \n"
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"one%=: \n\t"
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"xvmuldp 40, 32, %x3 \n\t"
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"xvmuldp 41, 33, %x3 \n\t"
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"lxvd2x 32, 0, %2 \n\t"
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"lxvd2x 33, %4, %2 \n\t"
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"xvmuldp 42, 34, %x3 \n\t"
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"xvmuldp 43, 35, %x3 \n\t"
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"lxvd2x 34, %5, %2 \n\t"
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"lxvd2x 35, %6, %2 \n\t"
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"xvmuldp 44, 36, %x3 \n\t"
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"xvmuldp 45, 37, %x3 \n\t"
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"lxvd2x 36, %7, %2 \n\t"
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"lxvd2x 37, %8, %2 \n\t"
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"xvmuldp 46, 38, %x3 \n\t"
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"xvmuldp 47, 39, %x3 \n\t"
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"lxvd2x 38, %9, %2 \n\t"
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"lxvd2x 39, %10, %2 \n\t"
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"addi %2, %2, -128 \n\t"
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"stxvd2x 40, 0, %2 \n\t"
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"stxvd2x 41, %4, %2 \n\t"
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"stxvd2x 42, %5, %2 \n\t"
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"stxvd2x 43, %6, %2 \n\t"
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"stxvd2x 44, %7, %2 \n\t"
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"stxvd2x 45, %8, %2 \n\t"
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"stxvd2x 46, %9, %2 \n\t"
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"stxvd2x 47, %10, %2 \n\t"
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"addi %2, %2, 256 \n\t"
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"addic. %1, %1, -16 \n\t"
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"bgt one%= \n"
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"two%=: \n\t"
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"xvmuldp 40, 32, %x3 \n\t"
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"xvmuldp 41, 33, %x3 \n\t"
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"xvmuldp 42, 34, %x3 \n\t"
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"xvmuldp 43, 35, %x3 \n\t"
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"addi %2, %2, -128 \n\t"
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"xvmuldp 44, 36, %x3 \n\t"
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"xvmuldp 45, 37, %x3 \n\t"
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"xvmuldp 46, 38, %x3 \n\t"
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"xvmuldp 47, 39, %x3 \n\t"
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"stxvd2x 40, 0, %2 \n\t"
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"stxvd2x 41, %4, %2 \n\t"
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"stxvd2x 42, %5, %2 \n\t"
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"stxvd2x 43, %6, %2 \n\t"
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"stxvd2x 44, %7, %2 \n\t"
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"stxvd2x 45, %8, %2 \n\t"
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"stxvd2x 46, %9, %2 \n\t"
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"stxvd2x 47, %10, %2 \n"
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"#n=%1 alpha=%3 x=%0=%2 o16=%4 o32=%5 o48=%6 o64=%7 o80=%8 o96=%9 o112=%10"
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:
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"+m" (*x),
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"+r" (n), // 1
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"+b" (x) // 2
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:
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"d" (alpha), // 3
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"b" (16), // 4
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"b" (32), // 5
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"b" (48), // 6
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"b" (64), // 7
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"b" (80), // 8
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"b" (96), // 9
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"b" (112) // 10
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:
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"cr0",
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"vs32","vs33","vs34","vs35","vs36","vs37","vs38","vs39",
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"vs40","vs41","vs42","vs43","vs44","vs45","vs46","vs47"
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);
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}
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static void dscal_kernel_8_zero (long n, double *x)
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{
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__vector double t0;
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__asm__
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(
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"xxlxor %x3, %x3, %x3 \n\t"
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".align 5 \n"
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"one%=: \n\t"
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"stxvd2x %x3, 0, %2 \n\t"
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"stxvd2x %x3, %4, %2 \n\t"
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"stxvd2x %x3, %5, %2 \n\t"
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"stxvd2x %x3, %6, %2 \n\t"
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"stxvd2x %x3, %7, %2 \n\t"
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"stxvd2x %x3, %8, %2 \n\t"
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"stxvd2x %x3, %9, %2 \n\t"
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"stxvd2x %x3, %10, %2 \n\t"
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"addi %2, %2, 128 \n\t"
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"addic. %1, %1, -16 \n\t"
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"bgt one%= \n"
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"#n=%1 x=%0=%2 t0=%x3 o16=%4 o32=%5 o48=%6 o64=%7 o80=%8 o96=%9 o112=%10"
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:
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"=m" (*x),
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"+r" (n), // 1
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"+b" (x), // 2
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"=wa" (t0) // 3
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:
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"b" (16), // 4
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"b" (32), // 5
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"b" (48), // 6
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"b" (64), // 7
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"b" (80), // 8
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"b" (96), // 9
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"b" (112) // 10
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:
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"cr0"
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);
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}
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