1 /* LoongArch definitions for profiling support. 2 Copyright (C) 2022 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 /* Accept 'frompc' address as argument from the function that calls 20 _mcount for profiling. Use __builtin_return_address (0) 21 for the 'selfpc' address. */ 22 23 #include <sysdep.h> 24 25 static void mcount_internal (unsigned long int frompc, 26 unsigned long int selfpc); 27 28 #define _MCOUNT_DECL(frompc, selfpc) \ 29 static inline void mcount_internal (unsigned long int frompc, \ 30 unsigned long int selfpc) 31 32 #define MCOUNT \ 33 void _mcount (void *frompc) \ 34 { \ 35 mcount_internal ((unsigned long int) frompc, \ 36 (unsigned long int) RETURN_ADDRESS (0)); \ 37 } 38