diff options
Diffstat (limited to 'newlib/libc/sys/linux/dl/dl-profstub.c')
-rw-r--r-- | newlib/libc/sys/linux/dl/dl-profstub.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/dl/dl-profstub.c b/newlib/libc/sys/linux/dl/dl-profstub.c new file mode 100644 index 000000000..41758864b --- /dev/null +++ b/newlib/libc/sys/linux/dl/dl-profstub.c @@ -0,0 +1,43 @@ +/* Helper definitions for profiling of shared libraries. + Copyright (C) 1998, 2000 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 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 <dlfcn.h> +#include <elf.h> +#include <ldsodefs.h> +#include <libc-symbols.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. */ +extern struct link_map *_dl_profile_map; + + +void +_dl_mcount_wrapper (void *selfpc) +{ + _dl_mcount ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc); +} + + +void +_dl_mcount_wrapper_check (void *selfpc) +{ + if (_dl_profile_map != NULL) + _dl_mcount ((ElfW(Addr)) RETURN_ADDRESS (0), (ElfW(Addr)) selfpc); +} |