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2d110442 | 1 | /* Register profiling startup and cleanup with Solaris CRTs. |
a945c346 | 2 | Copyright (C) 2015-2024 Free Software Foundation, Inc. |
2d110442 RO |
3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | #include <stdlib.h> | |
26 | ||
27 | extern void monstartup (char *, char *); | |
28 | extern void _mcleanup (void); | |
29 | ||
30 | extern char _start[], _etext[]; | |
31 | ||
32 | int __start_crt_compiler (int, char **); | |
33 | ||
f021f1d3 RO |
34 | /* Since Solaris 11.4, the system-provided CRTs provide a hook to invoke |
35 | initialization code early during process startup. __start_crt_compiler | |
36 | is documented in crt1.o(5). We use it to perform initialization for | |
37 | profiling as a substitute for the earlier separate gcrt1.o. */ | |
2d110442 RO |
38 | |
39 | int | |
40 | __start_crt_compiler (int argc __attribute__ ((unused)), | |
41 | char **argv __attribute__ ((unused))) | |
42 | { | |
43 | monstartup (_start, _etext); | |
44 | atexit (_mcleanup); | |
45 | return 0; | |
46 | } |