1 /* Machine-dependent definitions for profiling support.  ARM EABI version.
2    Copyright (C) 2008-2021 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library.  If not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <sysdep.h>
20 
21 /* GCC for the ARM cannot compile __builtin_return_address(N) for N != 0,
22    so we must use an assembly stub.  */
23 
24 /* We must not pollute the global namespace.  */
25 #define mcount_internal __mcount_internal
26 
27 extern void mcount_internal (u_long frompc, u_long selfpc);
28 #define _MCOUNT_DECL(frompc, selfpc) \
29   void mcount_internal (u_long frompc, u_long selfpc)
30 
31 
32 /* Define MCOUNT as empty since we have the implementation in another file.  */
33 #define MCOUNT
34