sysdeps/s390/machine-gmon.h

   1 /* s390-specific implementation of profiling support.
   2    Copyright (C) 2000-2020 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 /* We need a special version of the `mcount' function since for S/390 it
  22    must not clobber any register. */
  23
  24 /* We must not pollute the global namespace.  */
  25 #define mcount_internal __mcount_internal
  26
  27 void mcount_internal (u_long frompc, u_long selfpc);
  28
  29 #define _MCOUNT_DECL(frompc, selfpc) \
  30 void mcount_internal (u_long frompc, u_long selfpc)
  31
  32
  33 /* Define MCOUNT as empty since we have the implementation in another
  34    file.  */
  35 #define MCOUNT