1 1.1 mrg # Copyright (C) 2002, 2006, 2008 Free Software Foundation, Inc. 2 1.1 mrg # 3 1.1 mrg # This file is part of GCC. 4 1.1 mrg # 5 1.1 mrg # GCC is free software; you can redistribute it and/or modify 6 1.1 mrg # it under the terms of the GNU General Public License as published by 7 1.1 mrg # the Free Software Foundation; either version 3, or (at your option) 8 1.1 mrg # any later version. 9 1.1 mrg # 10 1.1 mrg # GCC is distributed in the hope that it will be useful, 11 1.1 mrg # but WITHOUT ANY WARRANTY; without even the implied warranty of 12 1.1 mrg # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 1.1 mrg # GNU General Public License for more details. 14 1.1 mrg # 15 1.1 mrg # You should have received a copy of the GNU General Public License 16 1.1 mrg # along with GCC; see the file COPYING3. If not see 17 1.1 mrg # <http://www.gnu.org/licenses/>. 18 1.1 mrg 19 1.1 mrg # In order to work around the very problems that force us to now generally 20 1.1 mrg # create a libgcc.so, glibc reexported a number of routines from libgcc.a. 21 1.1 mrg # By now choosing the same version tags for these specific routines, we 22 1.1 mrg # maintain enough binary compatibility to allow future versions of glibc 23 1.1 mrg # to defer implementation of these routines to libgcc.so via DT_AUXILIARY. 24 1.1 mrg 25 1.1 mrg # Note that we cannot use the default libgcc-glibc.ver file on s390x, 26 1.1 mrg # because GLIBC_2.0 does not exist on this architecture, as the first 27 1.1 mrg # ever glibc release on the platform was GLIBC_2.2. 28 1.1 mrg 29 1.1 mrg %ifndef __s390x__ 30 1.1 mrg %exclude { 31 1.1 mrg __divdi3 32 1.1 mrg __moddi3 33 1.1 mrg __udivdi3 34 1.1 mrg __umoddi3 35 1.1 mrg __register_frame 36 1.1 mrg __register_frame_table 37 1.1 mrg __deregister_frame 38 1.1 mrg __register_frame_info 39 1.1 mrg __deregister_frame_info 40 1.1 mrg __frame_state_for 41 1.1 mrg __register_frame_info_table 42 1.1 mrg } 43 1.1 mrg 44 1.1 mrg %inherit GCC_3.0 GLIBC_2.0 45 1.1 mrg GLIBC_2.0 { 46 1.1 mrg __divdi3 47 1.1 mrg __moddi3 48 1.1 mrg __udivdi3 49 1.1 mrg __umoddi3 50 1.1 mrg 51 1.1 mrg __register_frame 52 1.1 mrg __register_frame_table 53 1.1 mrg __deregister_frame 54 1.1 mrg __register_frame_info 55 1.1 mrg __deregister_frame_info 56 1.1 mrg __frame_state_for 57 1.1 mrg __register_frame_info_table 58 1.1 mrg } 59 1.1 mrg %endif 60 1.1 mrg 61 1.1 mrg %ifdef __s390x__ 62 1.1 mrg %exclude { 63 1.1 mrg __register_frame 64 1.1 mrg __register_frame_table 65 1.1 mrg __deregister_frame 66 1.1 mrg __register_frame_info 67 1.1 mrg __deregister_frame_info 68 1.1 mrg __frame_state_for 69 1.1 mrg __register_frame_info_table 70 1.1 mrg } 71 1.1 mrg 72 1.1 mrg %inherit GCC_3.0 GLIBC_2.2 73 1.1 mrg GLIBC_2.2 { 74 1.1 mrg __register_frame 75 1.1 mrg __register_frame_table 76 1.1 mrg __deregister_frame 77 1.1 mrg __register_frame_info 78 1.1 mrg __deregister_frame_info 79 1.1 mrg __frame_state_for 80 1.1 mrg __register_frame_info_table 81 1.1 mrg } 82 1.1 mrg %endif 83 1.1 mrg 84 1.1 mrg # With GCC 4.1.0 long double 128 bit support was introduced. The 85 1.1 mrg # following symbols coming from libgcc are enabled when -mlong-double-128 86 1.1 mrg # is specified. These lines make the symbols to get a @@GCC_4.1.0 attached. 87 1.1 mrg 88 1.1 mrg %exclude { 89 1.1 mrg __divtc3 90 1.1 mrg __multc3 91 1.1 mrg __powitf2 92 1.1 mrg __fixtfti 93 1.1 mrg __fixunstfti 94 1.1 mrg __floattitf 95 1.1 mrg 96 1.1 mrg __fixtfdi 97 1.1 mrg __fixunstfdi 98 1.1 mrg __floatditf 99 1.1 mrg } 100 1.1 mrg 101 1.1 mrg GCC_4.1.0 { 102 1.1 mrg __divtc3 103 1.1 mrg __multc3 104 1.1 mrg __powitf2 105 1.1 mrg 106 1.1 mrg %ifdef __s390x__ 107 1.1 mrg __fixtfti 108 1.1 mrg __fixunstfti 109 1.1 mrg __floattitf 110 1.1 mrg 111 1.1 mrg %else 112 1.1 mrg __fixtfdi 113 1.1 mrg __fixunstfdi 114 1.1 mrg __floatditf 115 1.1 mrg %endif 116 1.1 mrg } 117