diff options
Diffstat (limited to 'elf/dl-profstub.c')
-rw-r--r-- | elf/dl-profstub.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/elf/dl-profstub.c b/elf/dl-profstub.c new file mode 100644 index 0000000..9740c6a --- /dev/null +++ b/elf/dl-profstub.c @@ -0,0 +1,43 @@ +/* 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); +} |