Commit Graph

10 Commits

Author SHA1 Message Date
Jakub Jelinek
cbe34bb5ed Update copyright years.
From-SVN: r243994
2017-01-01 13:07:43 +01:00
Jakub Jelinek
299910482f re PR libgcc/71744 (Concurrently throwing exceptions is not scalable)
PR libgcc/71744
	* unwind-dw2-fde.c (ATOMIC_FDE_FAST_PATH): Define if __register_frame*
	is not the primary registry and atomics are available.
	(any_objects_registered): New variable.
	(__register_frame_info_bases, __register_frame_info_table_bases):
	Atomically store 1 to any_objects_registered after registering first
	unwind info.
	(_Unwind_Find_FDE): Return early if any_objects_registered is 0.

From-SVN: r240193
2016-09-16 21:17:47 +02:00
Jakub Jelinek
818ab71a41 Update copyright years.
From-SVN: r232055
2016-01-04 15:30:50 +01:00
Jakub Jelinek
5624e564d2 Update copyright years.
From-SVN: r219188
2015-01-05 13:33:28 +01:00
Richard Sandiford
ac1dca3cab Update copyright years in libgcc/
From-SVN: r206295
2014-01-02 22:25:22 +00:00
Richard Sandiford
5d5bf77569 Update copyright in libgcc.
From-SVN: r195731
2013-02-04 19:06:20 +00:00
Richard Guenther
9c4271f337 re PR bootstrap/52569 (bootstrap fails on x86_64-apple-darwin10 at revision 185261)
2012-03-13  Richard Guenther  <rguenther@suse.de>

	PR target/52569
	* unwind-dw2-fde.c: Make avoid-include-gthr.h hacks work again.

From-SVN: r185322
2012-03-13 10:00:48 +00:00
Richard Guenther
33e3e24d74 re PR gcov-profile/49484 (gcov crash if two(or more) forks happen at the same time)
2012-03-12  Richard Guenther  <rguenther@suse.de>

	* gthr.h (__GTHREAD_MUTEX_INIT_FUNCTION): Adjust specification.
	* gthr-posix.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.
	(__gthread_mutex_init_function): New function.
	* gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.

	PR gcov/49484
	* libgcov.c: Include gthr.h.
	(__gcov_flush_mx): New global variable.
	(init_mx, init_mx_once): New functions.
	(__gcov_flush): Protect self with a mutex.
	(__gcov_fork): Re-initialize mutex after forking.
	* unwind-dw2-fde.c: Change condition under which to use
	__GTHREAD_MUTEX_INIT_FUNCTION.

From-SVN: r185231
2012-03-12 14:23:27 +00:00
Rainer Orth
852b75ed97 Move libgcc_tm_file to toplevel libgcc
gcc:
	* configure.ac (libgcc_tm_file_list, libgcc_tm_include_list):
	Remove.
	* configure: Regenerate.
	* Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list): Remove.
	(TM_H): Remove libgcc_tm.h, $(libgcc_tm_file_list).
	(libgcc_tm.h, cs-libgcc_tm.h): Remove.
	(clean): Remove libgcc_tm.h
	* mkconfig.sh: Don't include libgcc_tm.h in tm.h.
	* config.gcc (libgcc_tm_file): Remove.
	(arm*-*-linux*): Remove libgcc_tm_file for arm*-*-linux-*eabi.
	(arm*-*-uclinux*): Remove libgcc_tm_file for arm*-*-uclinux*eabi.
	(arm*-*-eabi*, arm*-*-symbianelf*): Remove libgcc_tm_file.
	(avr-*-rtems*): Likewise.
	(avr-*-*): Likewise.
	(frv-*-elf): Likewise.
	(frv-*-*linux*): Likewise.
	(h8300-*-rtems*): Likewise.
	(h8300-*-elf*): Likewise.
	(i[34567]86-*-darwin*): Likewise.
	(x86_64-*-darwin*): Likewise.
	(rx-*-elf*): Likewise.
	(tic6x-*-elf): Likewise.
	(tic6x-*-uclinux): Likewise.
	(i[34567]86-*-linux*, x86_64-*-linux*): Likewise.

	libgcc:
	* configure.ac (tm_file_): New variable.
	Determine from tm_file.
	(tm_file, tm_defines): Substitute.
	* configure: Regenerate.
	* mkheader.sh: New file.
	* Makefile.in (clean): Remove libgcc_tm.h.
	($(objects)): Depend on libgcc_tm.h.
	(libgcc_tm_defines, libgcc_tm_file): New variables.
	(libgcc_tm.h, libgcc_tm.stamp): New targets.
	($(libgcc-objects), $(libgcc-s-objects), $(libgcc-eh-objects))
	($(libgcov-objects), $(libunwind-objects), $(libunwind-s-objects))
	($(extra-parts)): Depend on libgcc_tm.h.
	* config.host (tm_defines, tm_file): New variable.
	(arm*-*-linux*): Set tm_file for arm*-*-linux-*eabi.
	(arm*-*-uclinux*): Set tm_file for arm*-*-uclinux*eabi.
	(arm*-*-eabi*, arm*-*-symbianelf*): Set tm_file.
	(avr-*-rtems*): Likewise.
	(avr-*-*): Likewise.
	(frv-*-elf): Likewise.
	(frv-*-*linux*): Likewise.
	(h8300-*-rtems*): Likewise.
	(h8300-*-elf*): Likewise.
	(i[34567]86-*-darwin*): Likewise.
	(x86_64-*-darwin*): Likewise.
	(rx-*-elf): Likewise.
	(tic6x-*-uclinux): Likewise.
	(tic6x-*-elf): Likewise.
	(i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
	* config/alpha/gthr-posix.c: Include libgcc_tm.h.
	* config/i386/cygming-crtbegin.c: Likewise.
	* config/i386/cygming-crtend.c: Likewise.
	* config/ia64/fde-vms.c: Likewise.
	* config/ia64/unwind-ia64.c: Likewise.
	* config/libbid/bid_gcc_intrinsics.h: Likewise.
	* config/rs6000/darwin-fallback.c: Likewise.
	* config/stormy16/lib2funcs.c: Likewise.
	* config/xtensa/unwind-dw2-xtensa.c: Likewise.
	* crtstuff.c: Likewise.
	* dfp-bit.h: Likewise.
	* emutls.c: Likewise.
	* fixed-bit.c: Likewise.
	* fp-bit.c: Likewise.
	* generic-morestack-thread.c: Likewise.
	* generic-morestack.c: Likewise.
	* libgcc2.c: Likewise.
	* libgcov.c: Likewise.
	* unwind-dw2-fde-dip.c: Likewise.
	* unwind-dw2-fde.c: Likewise.
	* unwind-dw2.c: Likewise.
	* unwind-sjlj.c: Likewise.

Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>

From-SVN: r180775
2011-11-02 15:26:35 +00:00
Rainer Orth
201cdb7438 Makefile.in (UNWIND_H): Remove.
gcc:
	* Makefile.in (UNWIND_H): Remove.
	(LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
	../libgcc/Makefile.in.
	(LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
	(LIBUNWINDDEP): Remove.
	(libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
	(libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
	LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
	(stmp-int-hdrs): Remove $(UNWIND_H) dependency.
	Don't copy $(UNWIND_H).
	* config.gcc (ia64*-*-linux*): Remove with_system_libunwind
	handling.
	* configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
	unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
	unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
	unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
	* unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
	* config/arm/libunwind.S, config/arm/pr-support.c,
	config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
	../libgcc/config/arm.
	* config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
	* config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
	* config/frv/t-frv ($(T)frvbegin$(objext)): Use
	$(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
	($(T)frvend$(objext)): Likewise.
	* config/ia64/t-glibc (LIB2ADDEH): Remove.
	* config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
	* config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
	config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
	../libgcc/config/ia64.
	* config/ia64/t-hpux (LIB2ADDEH): Remove.
	* config/ia64/t-ia64 (LIB2ADDEH): Remove.
	* config/ia64/t-vms (LIB2ADDEH): Remove.
	* config/ia64/vms.h (UNW_IVMS_MODE,
	MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
	* config/picochip/t-picochip (LIB2ADDEH): Remove.
	* config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
	* config/rs6000/t-darwin (LIB2ADDEH): Remove.
	* config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
	* config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
	$(srcdir)/../libgcc to refer to unwinder sources.
	* config/spu/t-spu-elf (LIB2ADDEH): Remove.
	* config/t-darwin (LIB2ADDEH): Remove.
	* config/t-freebsd (LIB2ADDEH): Remove.
	* config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
	* config/t-libunwind-elf: Move to ../libgcc/config.
	* config/t-linux (LIB2ADDEH): Remove.
	* config/t-sol2 (LIB2ADDEH): Remove.
	* config/xtensa/t-xtensa (LIB2ADDEH): Remove.
	* system.h (MD_FROB_UPDATE_CONTEXT): Poison.

	gcc/po:
	* EXCLUDES (unwind-c.c, unwind-dw2-fde-darwin.c)
	(unwind-dw2-fde-glibc.c, unwind-dw2-fde.c, unwind-dw2-fde.h)
	(unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h): Remove.

	libgcc:
	* Makefile.in (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): New
	variables.
	(LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): New variables.
	(LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Add $(srcdir)/emutls.c.
	(install-unwind_h): New target.
	(all): Depend on it.
	* config.host (unwind_header): New variable.
	(*-*-freebsd*): Set tmake_file to t-eh-dw2-dip.
	(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
	*-*-gnu*): Likewise, also for *-*-kopensolaris*-gnu.
	(*-*-solaris2*): Add t-eh-dw2-dip to tmake_file.
	(arm*-*-linux*): Add arm/t-bpabi for arm*-*-linux-*eabi.
	Set unwind_header.
	(arm*-*-uclinux*): Add arm/t-bpabi for arm*-*-uclinux*eabi.
	Set unwind_header.
	(arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi for
	arm*-*-eabi*.
	Add arm/t-symbian to tmake_file for arm*-*-symbianelf*.
	Set unwind_header.
	(ia64*-*-elf*): Add ia64/t-eh-ia64 to tmake_file.
	(ia64*-*-freebsd*): Likewise.
	(ia64*-*-linux*): Add ia64/t-glibc, ia64/t-eh-ia64, t-libunwind to
	tmake_file.
	Add t-libunwind-elf, ia64/t-glibc-libunwind unless
	$with_system_libunwind.
	(ia64*-*-hpux*): Set tmake_file.
	(ia64-hp-*vms*): Add ia64/t-eh-ia64 to tmake_file.
	(picochip-*-*): Set tmake_file.
	(rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Set
	md_unwind_header.
	(rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
	(rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
	(s390x-ibm-tpf*): Add t-eh-dw2-dip to tmake_file.
	(xtensa*-*-elf*): Set tmake_file.
	(xtensa*-*-linux*): Likewise.
	* configure.ac: Include ../config/unwind_ipinfo.m4.
	Call GCC_CHECK_UNWIND_GETIPINFO.
	Link unwind.h to $unwind_header.
	* configure: Regenerate.
	* emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
	unwind-dw2-fde-compat.c, unwind-dw2-fde-dip.c, unwind-dw2-fde.c,
	unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
	unwind-pe.h, unwind-sjlj.c, unwind.inc: New files.
	* config/unwind-dw2-fde-darwin.c: New file.
	* config/arm/libunwind.S, config/arm/pr-support.c,
	config/arm/t-bpabi, config/arm/t-symbian, config/arm/unwind-arm.c,
	config/arm/unwind-arm.h,: New files.
	* config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
	config/ia64/t-eh-ia64, config/ia64/t-glibc,
	config/ia64/t-glibc-libunwind, config/ia64/t-hpux,
	config/ia64/t-vms, config/ia64/unwind-ia64.c,
	config/ia64/unwind-ia64.h: New files.
	* config/picochip/t-picochip: New file.
	* config/rs6000/aix-unwind.h, config/rs6000/darwin-fallback.c: New
	files.
	* config/rs6000/t-darwin (LIB2ADDEH): Set.
	* config/s390/t-tpf (LIB2ADDEH): Remove.
	* config/t-darwin (LIB2ADDEH): Set.
	* config/t-eh-dw2-dip: New file.
	* config/t-libunwind, config/t-libunwind-elf: New files.
	* config/t-sol2 (LIB2ADDEH): Remove.
	* config/xtensa/t-xtensa: New file.

	gcc/ada:
	* gcc-interface/Makefile.in (raise-gcc.o): Search
	$(srcdir)/../libgcc.

	libgo:
	* Makefile.am (AM_CFLAGS): Search $(srcdir)/../libgcc.
	* Makefile.in: Regenerate.

	libjava:
	* configure.ac (GCC_UNWIND_INCLUDE): Rename to
	LIBGCC_UNWIND_INCLUDE.
	Point to $(multi_basedir)/./libjava/../libgcc.
	* configure: Regenerate.
	* Makefile.am (GCC_UNWIND_INCLUDE): Reflect this.
	* Makefile.in: Regenerate.

	libobjc:
	* Makefile.in (INCLUDES): Search
	$(srcdir)/$(MULTISRCTOP)../libgcc.

	libstdc++-v3:
	* acinclude.m4 (GLIBCXX_EXPORT_INCLUDES): Point TOPLEVEL_INCLUDES
	to $(toplevel_srcdir)/libgcc.
	* configure: Regenerate.

From-SVN: r177447
2011-08-05 14:37:48 +00:00