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Diffstat (limited to 'old/memset.S')
-rw-r--r-- | old/memset.S | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/old/memset.S b/old/memset.S deleted file mode 100644 index e8b1e59..0000000 --- a/old/memset.S +++ /dev/null @@ -1,72 +0,0 @@ -/* Copyright (C) 1998 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 <sys/syscall.h>*/ - - .text - .global memset; - .type memset,%function - .align 4; -memset: - mov a4, a1 - cmp a3, $8 @ at least 8 bytes to do? - blt 2f - orr a2, a2, a2, lsl $8 - orr a2, a2, a2, lsl $16 -1: - tst a4, $3 @ aligned yet? - strneb a2, [a4], $1 - subne a3, a3, $1 - bne 1b - mov ip, a2 -1: - cmp a3, $8 @ 8 bytes still to do? - blt 2f - stmia a4!, {a2, ip} - sub a3, a3, $8 - cmp a3, $8 @ 8 bytes still to do? - blt 2f - stmia a4!, {a2, ip} - sub a3, a3, $8 - cmp a3, $8 @ 8 bytes still to do? - blt 2f - stmia a4!, {a2, ip} - sub a3, a3, $8 - cmp a3, $8 @ 8 bytes still to do? - stmgeia a4!, {a2, ip} - subge a3, a3, $8 - bge 1b -2: - movs a3, a3 @ anything left? - moveq pc, lr @ nope - rsb a3, a3, $7 - add pc, pc, a3, lsl $2 - mov r0, r0 - strb a2, [a4], $1 - strb a2, [a4], $1 - strb a2, [a4], $1 - strb a2, [a4], $1 - strb a2, [a4], $1 - strb a2, [a4], $1 - strb a2, [a4], $1 - //mov pc, lr - bx lr - -.size memset,.-memset; - |