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      1 # Copyright (C) 2000-2024 Free Software Foundation, Inc.
      2 #
      3 # This file is part of GCC.
      4 #
      5 # GCC is free software; you can redistribute it and/or modify
      6 # it under the terms of the GNU General Public License as published by
      7 # the Free Software Foundation; either version 3, or (at your option)
      8 # any later version.
      9 #
     10 # GCC 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
     13 # GNU General Public License for more details.
     14 #
     15 # You should have received a copy of the GNU General Public License
     16 # along with GCC; see the file COPYING3.  If not see
     17 # <http://www.gnu.org/licenses/>.
     18 
     19 # In order to work around the very problems that force us to now generally
     20 # create a libgcc.so, glibc reexported a number of routines from libgcc.a.
     21 # By now choosing the same version tags for these specific routines, we
     22 # maintain enough binary compatibility to allow future versions of glibc
     23 # to defer implementation of these routines to libgcc.so via DT_AUXILIARY.
     24 
     25 %exclude {
     26   __divdi3
     27   __moddi3
     28   __udivdi3
     29   __umoddi3
     30   __register_frame
     31   __register_frame_table
     32   __deregister_frame
     33   __register_frame_info
     34   __deregister_frame_info
     35   __frame_state_for
     36   __register_frame_info_table
     37 }
     38 
     39 %inherit GCC_3.0 GLIBC_2.0
     40 GLIBC_2.0 {
     41   # Sampling of DImode arithmetic used by (at least) i386 and m68k.
     42   __divdi3
     43   __moddi3
     44   __udivdi3
     45   __umoddi3
     46 
     47   # Exception handling support functions used by most everyone.
     48   __register_frame
     49   __register_frame_table
     50   __deregister_frame
     51   __register_frame_info
     52   __deregister_frame_info
     53   __frame_state_for
     54   __register_frame_info_table
     55 }
     56