1 /* Copyright (C) 1998 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Philip Blundell <philb@gnu.org>
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 /* void *memset (dstpp, c, len) */
26 cmp a3, $8 @ at least 8 bytes to do?
28 orr a2, a2, a2, lsl $8
29 orr a2, a2, a2, lsl $16
31 tst a4, $3 @ aligned yet?
37 cmp a3, $8 @ 8 bytes still to do?
41 cmp a3, $8 @ 8 bytes still to do?
45 cmp a3, $8 @ 8 bytes still to do?
49 cmp a3, $8 @ 8 bytes still to do?
54 movs a3, a3 @ anything left?
55 RETINSTR(moveq,pc,lr) @ nope
57 add pc, pc, a3, lsl $2