mirror of git://gcc.gnu.org/git/gcc.git
94 lines
2.3 KiB
Plaintext
94 lines
2.3 KiB
Plaintext
# Copyright (C) 2002-2019 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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%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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%ifdef __arch64__
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%define GLIBC_VER GLIBC_2.2
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%else
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%define GLIBC_VER GLIBC_2.0
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%endif
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%inherit GCC_3.0 GLIBC_VER
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GLIBC_VER {
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# Sampling of DImode arithmetic used by (at least) i386 and m68k.
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__divdi3
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__moddi3
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__udivdi3
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__umoddi3
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# Exception handling support functions used by most everyone.
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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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%if !defined (__arch64__) && defined (__LONG_DOUBLE_128__)
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# long double 128 bit support from 32-bit libgcc_s.so.1 is only available
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# when configured with --with-long-double-128. Make sure all the
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# symbols are available at @@GCC_LDBL_* versions to make it clear
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# there is a configurable symbol set.
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%exclude {
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__fixtfdi
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__fixunstfdi
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__floatditf
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__divtc3
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__multc3
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__powitf2
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}
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%inherit GCC_LDBL_3.0 GCC_3.0
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GCC_LDBL_3.0 {
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__fixtfdi
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__fixunstfdi
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__floatditf
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}
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%inherit GCC_LDBL_4.0.0 GCC_4.0.0
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GCC_LDBL_4.0.0 {
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__divtc3
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__multc3
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__powitf2
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}
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%endif
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