1 dnl HP-PA 32-bit mpn_sqr_diagonal optimized for the PA8x00.
3 dnl Copyright 2001, 2002 Free Software Foundation, Inc.
5 dnl This file is part of the GNU MP Library.
7 dnl The GNU MP Library is free software; you can redistribute it and/or modify
8 dnl it under the terms of the GNU Lesser General Public License as published
9 dnl by the Free Software Foundation; either version 3 of the License, or (at
10 dnl your option) any later version.
12 dnl The GNU MP Library is distributed in the hope that it will be useful, but
13 dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
15 dnl License for more details.
17 dnl You should have received a copy of the GNU Lesser General Public License
18 dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
20 include(`../config.m4')
22 C This code runs at 6 cycles/limb on the PA7100 and 2 cycles/limb on PA8x00.
23 C The 2-way unrolling is actually not helping the PA7100.
31 PROLOGUE(mpn_sqr_diagonal)
39 xmpyu %fr4r,%fr4r,%fr5
43 xmpyu %fr6r,%fr6r,%fr7
51 xmpyu %fr4r,%fr4r,%fr5
56 xmpyu %fr6r,%fr6r,%fr7
61 xmpyu %fr4r,%fr4r,%fr5
71 xmpyu %fr6r,%fr6r,%fr7
79 xmpyu %fr4r,%fr4r,%fr5
85 xmpyu %fr6r,%fr6r,%fr7
95 xmpyu %fr4r,%fr4r,%fr5
101 EPILOGUE(mpn_sqr_diagonal)