diff options
Diffstat (limited to 'sysdeps/arm/memset.S')
-rw-r--r-- | sysdeps/arm/memset.S | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/sysdeps/arm/memset.S b/sysdeps/arm/memset.S deleted file mode 100644 index 1e2699d..0000000 --- a/sysdeps/arm/memset.S +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 1998, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Philip Blundell <philb@gnu.org> - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdep.h> - -/* void *memset (dstpp, c, len) */ - -ENTRY(memset) - mov r3, r0 - cmp r2, #8 - bcc 2f @ less than 8 bytes to move - -1: - tst r3, #3 @ aligned yet? - strneb r1, [r3], #1 - subne r2, r2, #1 - bne 1b - - orr r1, r1, r1, lsl $8 - orr r1, r1, r1, lsl $16 - -1: - subs r2, r2, #8 - strcs r1, [r3], #4 @ store up to 32 bytes per loop iteration - strcs r1, [r3], #4 - subcss r2, r2, #8 - strcs r1, [r3], #4 - strcs r1, [r3], #4 - subcss r2, r2, #8 - strcs r1, [r3], #4 - strcs r1, [r3], #4 - subcss r2, r2, #8 - strcs r1, [r3], #4 - strcs r1, [r3], #4 - bcs 1b - - and r2, r2, #7 -2: - subs r2, r2, #1 @ store up to 4 bytes per loop iteration - strcsb r1, [r3], #1 - subcss r2, r2, #1 - strcsb r1, [r3], #1 - subcss r2, r2, #1 - strcsb r1, [r3], #1 - subcss r2, r2, #1 - strcsb r1, [r3], #1 - bcs 2b - - DO_RET(lr) -END(memset) -libc_hidden_builtin_def (memset) |