117 lines
2.6 KiB
Plaintext
117 lines
2.6 KiB
Plaintext
# Copyright (C) 2002-2017 Free Software Foundation, Inc.
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#
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# This file is part of GCC.
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#
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# GCC is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# GCC is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# In order to work around the very problems that force us to now generally
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# create a libgcc.so, glibc reexported a number of routines from libgcc.a.
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# By now choosing the same version tags for these specific routines, we
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# maintain enough binary compatibility to allow future versions of glibc
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# to defer implementation of these routines to libgcc.so via DT_AUXILIARY.
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# Note that we cannot use the default libgcc-glibc.ver file on s390x,
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# because GLIBC_2.0 does not exist on this architecture, as the first
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# ever glibc release on the platform was GLIBC_2.2.
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%ifndef __s390x__
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%exclude {
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__divdi3
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__moddi3
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__udivdi3
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__umoddi3
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__register_frame
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__register_frame_table
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__deregister_frame
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__register_frame_info
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__deregister_frame_info
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__frame_state_for
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__register_frame_info_table
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}
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%inherit GCC_3.0 GLIBC_2.0
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GLIBC_2.0 {
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__divdi3
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__moddi3
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__udivdi3
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__umoddi3
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__register_frame
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__register_frame_table
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__deregister_frame
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__register_frame_info
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__deregister_frame_info
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__frame_state_for
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__register_frame_info_table
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}
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%endif
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%ifdef __s390x__
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%exclude {
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__register_frame
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__register_frame_table
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__deregister_frame
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__register_frame_info
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__deregister_frame_info
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__frame_state_for
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__register_frame_info_table
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}
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%inherit GCC_3.0 GLIBC_2.2
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GLIBC_2.2 {
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__register_frame
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__register_frame_table
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__deregister_frame
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__register_frame_info
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__deregister_frame_info
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__frame_state_for
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__register_frame_info_table
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}
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%endif
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# With GCC 4.1.0 long double 128 bit support was introduced. The
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# following symbols coming from libgcc are enabled when -mlong-double-128
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# is specified. These lines make the symbols to get a @@GCC_4.1.0 attached.
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%exclude {
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__divtc3
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__multc3
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__powitf2
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__fixtfti
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__fixunstfti
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__floattitf
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__fixtfdi
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__fixunstfdi
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__floatditf
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}
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GCC_4.1.0 {
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__divtc3
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__multc3
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__powitf2
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%ifdef __s390x__
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__fixtfti
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__fixunstfti
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__floattitf
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%else
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__fixtfdi
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__fixunstfdi
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__floatditf
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%endif
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}
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