1  /* PowerPC-specific implementation of profiling support.
       2     Copyright (C) 1997-2023 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