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1 # Copyright (C) 2000-2020 Free Software Foundation, Inc.
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111
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2 #
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3 # This file is part of GCC.
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4 #
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5 # GCC is free software; you can redistribute it and/or modify
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6 # it under the terms of the GNU General Public License as published by
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7 # the Free Software Foundation; either version 3, or (at your option)
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8 # any later version.
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9 #
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10 # GCC is distributed in the hope that it will be useful,
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11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 # GNU General Public License for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License
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16 # along with GCC; see the file COPYING3. If not see
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17 # <http://www.gnu.org/licenses/>.
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18
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19 # In order to work around the very problems that force us to now generally
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20 # create a libgcc.so, glibc reexported a number of routines from libgcc.a.
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21 # By now choosing the same version tags for these specific routines, we
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22 # maintain enough binary compatibility to allow future versions of glibc
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23 # to defer implementation of these routines to libgcc.so via DT_AUXILIARY.
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24
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25 %exclude {
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26 __divdi3
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27 __moddi3
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28 __udivdi3
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29 __umoddi3
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30 __register_frame
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31 __register_frame_table
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32 __deregister_frame
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33 __register_frame_info
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34 __deregister_frame_info
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35 __frame_state_for
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36 __register_frame_info_table
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37 }
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38
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39 %inherit GCC_3.0 GLIBC_2.0
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40 GLIBC_2.0 {
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41 # Sampling of DImode arithmetic used by (at least) i386 and m68k.
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42 __divdi3
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43 __moddi3
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44 __udivdi3
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45 __umoddi3
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46
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47 # Exception handling support functions used by most everyone.
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48 __register_frame
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49 __register_frame_table
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50 __deregister_frame
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51 __register_frame_info
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52 __deregister_frame_info
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53 __frame_state_for
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54 __register_frame_info_table
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55 }
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