gecko-dev/tools/reorder/cygprof.c

28 строки
768 B
C
Исходник Обычный вид История

2012-05-21 15:12:37 +04:00
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
2001-12-01 04:07:39 +03:00
/*
A stub library to LD_PRELOAD against an image that's been compiled
with -finstrument-functions. It dumps the address of the function
that's being entered upon function entry, and the address that's
being returned to on function exit. Addresses are dumped as binary
data to stdout.
*/
#include <unistd.h>
void
__cyg_profile_func_enter(void *this_fn, void *call_site)
{
write(STDOUT_FILENO, &this_fn, sizeof this_fn);
}
void
__cyg_profile_func_exit(void *this_fn, void *call_site)
{
write(STDOUT_FILENO, &call_site, sizeof call_site);
}