aca06c900e
libgcc: * config.host (i[34567]86-*-linux*, x86_64-*-linux*) (i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu) (i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*): Move i386/t-cpuinfo ... (i[34567]86-*-*, x86_64-*-*): ... here. * config/i386/libgcc-bsd.ver (GCC_4.8.0): New version. * config/i386/libgcc-sol2.ver (GCC_4.8.0): New version. * config/i386/i386-cpuinfo.c: Rename to ... * config/i386/cpuinfo.c: ... this. * config/i386/t-cpuinfo (LIB2ADD): Reflect this. * configure.ac (AC_CONFIG_HEADER): Call for auto-target.h. (libgcc_cv_init_priority): New test. * configure: Regenerate. * config.in: New file. * Makefile.in (clean): Rename config.h to auto-target.h. (config.h): Likewise. (stamp-h): Likewise. * config/i386/cpuinfo.c (auto-target.h): Include. (CONSTRUCTOR_PRIORITY): Define. (__cpu_indicator_init): Use it. gcc * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init): Document requirement to call in constructors. * config/i386/i386.c: Update comments for i386-cpuinfo.c name change. From-SVN: r187365
195 lines
3.5 KiB
Plaintext
195 lines
3.5 KiB
Plaintext
# Copyright (C) 2008, 2010, 2012 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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%ifndef __x86_64__
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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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# 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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%endif
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# 128 bit long double support was introduced with GCC 4.3.0 to 64bit
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# and with GCC 4.4.0 to 32bit. These lines make the symbols to get
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# a @@GCC_4.3.0 or @@GCC_4.4.0 attached.
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%exclude {
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__addtf3
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__divtc3
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__divtf3
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__eqtf2
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__extenddftf2
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__extendsftf2
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__extendxftf2
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__fixtfdi
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__fixtfsi
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__fixtfti
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__fixunstfdi
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__fixunstfsi
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__fixunstfti
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__floatditf
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__floatsitf
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__floattitf
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__floatunditf
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__floatunsitf
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__floatuntitf
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__getf2
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__gttf2
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__letf2
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__lttf2
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__multc3
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__multf3
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__negtf2
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__netf2
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__powitf2
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__subtf3
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__trunctfdf2
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__trunctfsf2
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__trunctfxf2
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__unordtf2
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}
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%ifdef __x86_64__
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# Those symbols had improper versions when they were added to gcc 4.3.0.
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# We corrected the default version to GCC_4.3.0. But we keep the old
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# version for backward binary compatibility.
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GCC_3.0 {
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__gttf2
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__lttf2
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__netf2
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}
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GCC_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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GCC_4.3.0 {
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__addtf3
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__divtc3
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__divtf3
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__eqtf2
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__extenddftf2
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__extendsftf2
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__extendxftf2
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__fixtfdi
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__fixtfsi
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__fixtfti
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__fixunstfdi
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__fixunstfsi
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__fixunstfti
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__floatditf
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__floatsitf
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__floattitf
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__floatunditf
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__floatunsitf
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__floatuntitf
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__getf2
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__gttf2
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__letf2
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__lttf2
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__multc3
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__multf3
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__negtf2
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__netf2
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__powitf2
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__subtf3
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__trunctfdf2
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__trunctfsf2
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__trunctfxf2
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__unordtf2
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}
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GCC_4.8.0 {
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__cpu_model
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}
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%else
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GCC_4.4.0 {
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__addtf3
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__copysigntf3
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__divtc3
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__divtf3
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__eqtf2
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__extenddftf2
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__extendsftf2
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__fabstf2
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__fixtfdi
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__fixtfsi
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__fixunstfdi
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__fixunstfsi
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__floatditf
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__floatsitf
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__floatunditf
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__floatunsitf
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__getf2
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__gttf2
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__letf2
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__lttf2
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__multc3
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__multf3
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__negtf2
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__netf2
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__powitf2
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__subtf3
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__trunctfdf2
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__trunctfsf2
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__trunctfxf2
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__unordtf2
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}
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GCC_4.5.0 {
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__extendxftf2
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}
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GCC_4.8.0 {
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__cpu_model
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}
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%endif
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