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1 | /* x86-64-specific implementation of profiling support. |
2 | Copyright (C) 2002 Free Software Foundation, Inc. | |
3 | This file is part of the GNU C Library. | |
4 | Contributed by Andreas Jaeger <aj@suse.de>, 2002. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
19 | 02111-1307 USA. */ | |
20 | ||
21 | #include <sysdep.h> | |
22 | ||
23 | /* We need a special version of the `mcount' function since for x86-64 | |
24 | so that we do not use __builtin_return_address (N) and avoid | |
25 | clobbering of register. */ | |
26 | ||
27 | ||
28 | /* We must not pollute the global namespace. */ | |
29 | #define mcount_internal __mcount_internal | |
30 | ||
31 | void mcount_internal (u_long frompc, u_long selfpc); | |
32 | ||
33 | #define _MCOUNT_DECL(frompc, selfpc) \ | |
34 | void mcount_internal (u_long frompc, u_long selfpc) | |
35 | ||
36 | ||
37 | /* Define MCOUNT as empty since we have the implementation in another | |
38 | file. */ | |
39 | #define MCOUNT |