blob: 9740c6adc4454c106e797689a4149d0a68d0e301 (
plain) (
blame)
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
43
|
/* Helper definitions for profiling of shared libraries.
Copyright (C) 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <dlfcn.h>
#include <elf.h>
#include <elf/ldsodefs.h>
/* This is the map for the shared object we profile. It is defined here
only because we test for this value being NULL or not. */
struct link_map *_dl_profile_map;
void
_dl_mcount_wrapper (ElfW(Addr) selfpc)
{
_dl_mcount ((ElfW(Addr)) __builtin_return_address (0), selfpc);
}
void
_dl_mcount_wrapper_check (void *selfpc)
{
if (_dl_profile_map != NULL)
_dl_mcount ((ElfW(Addr)) __builtin_return_address (0),
(ElfW(Addr)) selfpc);
}
|
