1  /* Machine-dependent definitions for profiling support.  OpenRISC version.
       2     Copyright (C) 2022-2023 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  #include <sysdep.h>
      20  
      21  #define _MCOUNT_DECL(frompc, selfpc)					\
      22  static void								\
      23  __mcount_internal (unsigned long int frompc, unsigned long int selfpc)
      24  
      25  /* This is very simple as gcc does all the heavy lifting at the _mcount
      26     call site.  GCC passes in the return address of the function calling
      27     _mcount.  */
      28  
      29  #define MCOUNT								\
      30  void									\
      31  _mcount (void *frompc)							\
      32  {									\
      33    __mcount_internal ((unsigned long int) frompc,			\
      34  		     (unsigned long int) __builtin_return_address (0));	\
      35  }