1 /* PowerPC-specific implementation of profiling support. 2 Copyright (C) 1997-2021 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 /* We need a special version of the `mcount' function because it has 20 to preserve more registers than your usual function. */ 21 22 void __mcount_internal (unsigned long frompc, unsigned long selfpc); 23 24 #define _MCOUNT_DECL(frompc, selfpc) \ 25 void __mcount_internal (unsigned long frompc, unsigned long selfpc) 26 27 28 /* Define MCOUNT as empty since we have the implementation in another 29 file. */ 30 #define MCOUNT 31