mpn/pa64/aors_n.asm

0 dnl  HP-PA 2.0 mpn_add_n, mpn_sub_n
3 dnl  Copyright 1997, 2000, 2002, 2003, 2009, 2010 Free Software Foundation,
4 dnl  Inc.
6 dnl  This file is part of the GNU MP Library.
8 dnl  The GNU MP Library is free software; you can redistribute it and/or modify
9 dnl  it under the terms of the GNU Lesser General Public License as published
10 dnl  by the Free Software Foundation; either version 3 of the License, or (at
11 dnl  your option) any later version.
13 dnl  The GNU MP Library is distributed in the hope that it will be useful, but
14 dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
16 dnl  License for more details.
18 dnl  You should have received a copy of the GNU Lesser General Public License
19 dnl  along with the GNU MP Library.  If not, see http://www.gnu.org/licenses/.
22 dnl  This runs at 2 cycles/limb on PA8000 and 1.6875 cycles/limb on PA8500.  It
23 dnl  should be possible to reach the cache bandwidth 1.5 cycles/limb at least
24 dnl  with PA8500.  The problem now is stalling of the first ADD,DC after LDO,
25 dnl  where the processor gets confused about where carry comes from.
29 dnl INPUT PARAMETERS