summaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/powerpc64/multiarch/memset-ppc64.S
blob: 0f16e21c6101689d7ad86d55c92f9d19a93819a1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/* Default memset/bzero implementation for PowerPC64.
   Copyright (C) 2013-2017 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   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, see
   <http://www.gnu.org/licenses/>.  */

#include <sysdep.h>

/* Copied from bzero.S to prevent the linker from inserting a stub
   between bzero and memset.  NOTE: this code should be positioned
   before ENTRY/END_GEN_TB redefinition.  */
ENTRY (__bzero_ppc)
        CALL_MCOUNT 3
        mr      r5,r4
        li      r4,0
        b       L(_memset)
END_GEN_TB (__bzero_ppc,TB_TOCLESS)


#if defined SHARED && IS_IN (libc)
# define MEMSET __memset_ppc

# undef libc_hidden_builtin_def
# define libc_hidden_builtin_def(name)
#endif

/* Do not implement __bzero at powerpc64/memset.S.  */
#define NO_BZERO_IMPL

#include <sysdeps/powerpc/powerpc64/memset.S>