gcc/libgcc/unwind-compat.h

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re PR target/14925 (libunwind enabled gcc generates incompatible libgcc_s.so.1) 2004-09-03 H.J. Lu <hongjiu.lu@intel.com> PR target/14925: Makefile.in (LIB2ADDEHSTATIC): New. (LIB2ADDEHSHARED): New. (LIBUNWIND): New. (LIBUNWINDDEP): New. (SHLIBUNWIND_LINK): New. (SHLIBUNWIND_INSTALL): New. (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND, LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL. (clean): Remove libunwind* (stage1-start): Remove and copy stage1/libunwind*. (stage2-start): Remove and copy stage2/libunwind*. (stage3-start): Remove and copy stage3/libunwind*. (stage4-start): Remove and copy stage4/libunwind*. (stageprofile-start): Remove and copy stageprofile/libunwind*. (stagefeedback-start): Remove and copy stagefeedback/libunwind*. * config.gcc (ia64*-*-linux*): Always add t-libunwind to tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to tmake_file if --with-system-libunwind isn't used. * config/ia64/t-glibc-libunwind: New file. * config/t-libunwind-elf: Likewise. * unwind-compat.c: Likewise. * unwind-compat.h: Likewise. * unwind-dw2-fde-compat.c: Likewise. * config/ia64/t-glibc (LIB2ADDEH): Updated. * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define aliases if needed. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * config/t-libunwind (LIB2ADDEH): Updated. (LIB2ADDEHSTATIC): New. (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER. * configure.ac: Change --enable-libunwind-exceptions to --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS. * configure: Regenerated. * config.in: Updated. * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or above and mention --with-system-libunwind. (ia64-*-hpux*): Mention --enable-libunwind-exceptions is removed in gcc 3.4.3 and later. * gcc.c (init_spec): Add -lunwind to -lgcc_s if USE_LIBUNWIND_EXCEPTIONS is defined. * mklibgcc.in: Support libunwind. From-SVN: r87066
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/* Backward compatibility unwind routines.
2022-01-03 10:42:10 +01:00
Copyright (C) 2004-2022 Free Software Foundation, Inc.
re PR target/14925 (libunwind enabled gcc generates incompatible libgcc_s.so.1) 2004-09-03 H.J. Lu <hongjiu.lu@intel.com> PR target/14925: Makefile.in (LIB2ADDEHSTATIC): New. (LIB2ADDEHSHARED): New. (LIBUNWIND): New. (LIBUNWINDDEP): New. (SHLIBUNWIND_LINK): New. (SHLIBUNWIND_INSTALL): New. (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND, LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL. (clean): Remove libunwind* (stage1-start): Remove and copy stage1/libunwind*. (stage2-start): Remove and copy stage2/libunwind*. (stage3-start): Remove and copy stage3/libunwind*. (stage4-start): Remove and copy stage4/libunwind*. (stageprofile-start): Remove and copy stageprofile/libunwind*. (stagefeedback-start): Remove and copy stagefeedback/libunwind*. * config.gcc (ia64*-*-linux*): Always add t-libunwind to tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to tmake_file if --with-system-libunwind isn't used. * config/ia64/t-glibc-libunwind: New file. * config/t-libunwind-elf: Likewise. * unwind-compat.c: Likewise. * unwind-compat.h: Likewise. * unwind-dw2-fde-compat.c: Likewise. * config/ia64/t-glibc (LIB2ADDEH): Updated. * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define aliases if needed. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * config/t-libunwind (LIB2ADDEH): Updated. (LIB2ADDEHSTATIC): New. (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER. * configure.ac: Change --enable-libunwind-exceptions to --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS. * configure: Regenerated. * config.in: Updated. * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or above and mention --with-system-libunwind. (ia64-*-hpux*): Mention --enable-libunwind-exceptions is removed in gcc 3.4.3 and later. * gcc.c (init_spec): Add -lunwind to -lgcc_s if USE_LIBUNWIND_EXCEPTIONS is defined. * mklibgcc.in: Support libunwind. From-SVN: r87066
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This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
re PR target/14925 (libunwind enabled gcc generates incompatible libgcc_s.so.1) 2004-09-03 H.J. Lu <hongjiu.lu@intel.com> PR target/14925: Makefile.in (LIB2ADDEHSTATIC): New. (LIB2ADDEHSHARED): New. (LIBUNWIND): New. (LIBUNWINDDEP): New. (SHLIBUNWIND_LINK): New. (SHLIBUNWIND_INSTALL): New. (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND, LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL. (clean): Remove libunwind* (stage1-start): Remove and copy stage1/libunwind*. (stage2-start): Remove and copy stage2/libunwind*. (stage3-start): Remove and copy stage3/libunwind*. (stage4-start): Remove and copy stage4/libunwind*. (stageprofile-start): Remove and copy stageprofile/libunwind*. (stagefeedback-start): Remove and copy stagefeedback/libunwind*. * config.gcc (ia64*-*-linux*): Always add t-libunwind to tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to tmake_file if --with-system-libunwind isn't used. * config/ia64/t-glibc-libunwind: New file. * config/t-libunwind-elf: Likewise. * unwind-compat.c: Likewise. * unwind-compat.h: Likewise. * unwind-dw2-fde-compat.c: Likewise. * config/ia64/t-glibc (LIB2ADDEH): Updated. * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define aliases if needed. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * config/t-libunwind (LIB2ADDEH): Updated. (LIB2ADDEHSTATIC): New. (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER. * configure.ac: Change --enable-libunwind-exceptions to --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS. * configure: Regenerated. * config.in: Updated. * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or above and mention --with-system-libunwind. (ia64-*-hpux*): Mention --enable-libunwind-exceptions is removed in gcc 3.4.3 and later. * gcc.c (init_spec): Add -lunwind to -lgcc_s if USE_LIBUNWIND_EXCEPTIONS is defined. * mklibgcc.in: Support libunwind. From-SVN: r87066
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any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
re PR target/14925 (libunwind enabled gcc generates incompatible libgcc_s.so.1) 2004-09-03 H.J. Lu <hongjiu.lu@intel.com> PR target/14925: Makefile.in (LIB2ADDEHSTATIC): New. (LIB2ADDEHSHARED): New. (LIBUNWIND): New. (LIBUNWINDDEP): New. (SHLIBUNWIND_LINK): New. (SHLIBUNWIND_INSTALL): New. (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND, LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL. (clean): Remove libunwind* (stage1-start): Remove and copy stage1/libunwind*. (stage2-start): Remove and copy stage2/libunwind*. (stage3-start): Remove and copy stage3/libunwind*. (stage4-start): Remove and copy stage4/libunwind*. (stageprofile-start): Remove and copy stageprofile/libunwind*. (stagefeedback-start): Remove and copy stagefeedback/libunwind*. * config.gcc (ia64*-*-linux*): Always add t-libunwind to tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to tmake_file if --with-system-libunwind isn't used. * config/ia64/t-glibc-libunwind: New file. * config/t-libunwind-elf: Likewise. * unwind-compat.c: Likewise. * unwind-compat.h: Likewise. * unwind-dw2-fde-compat.c: Likewise. * config/ia64/t-glibc (LIB2ADDEH): Updated. * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define aliases if needed. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2.c: Likewise. * config/t-libunwind (LIB2ADDEH): Updated. (LIB2ADDEHSTATIC): New. (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS. (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER. * configure.ac: Change --enable-libunwind-exceptions to --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS. * configure: Regenerated. * config.in: Updated. * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or above and mention --with-system-libunwind. (ia64-*-hpux*): Mention --enable-libunwind-exceptions is removed in gcc 3.4.3 and later. * gcc.c (init_spec): Add -lunwind to -lgcc_s if USE_LIBUNWIND_EXCEPTIONS is defined. * mklibgcc.in: Support libunwind. From-SVN: r87066
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#define symver(name, version) \
__asm__ (".symver " #name"," #name "@" #version)
#define alias(name) \
__typeof(name) __libunwind##name __attribute__ ((alias (#name)))