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89 Commits

Author SHA1 Message Date
Max Ostapenko
26ac52dba5 elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to avoid possible crash. 
libbacktrace/

2016-03-02  Maxim Ostapenko  <m.ostapenko@partner.samsung.com>

	* elf.c (backtrace_initialize): Properly initialize elf_fileline_fn to
	avoid possible crash.
	(elf_add): Don't set *fileline_fn to elf_nodebug value in case of
	missing debug info anymore.

From-SVN: r233911
 2016-03-02 18:32:55 +02:00
John David Anglin
09b08e17f5 mmap.c (MAP_FAILED): Define if not defined. 
* mmap.c (MAP_FAILED): Define if not defined.

From-SVN: r233196
 2016-02-06 22:27:34 +00:00
Jakub Jelinek
818ab71a41 Update copyright years. 
From-SVN: r232055
 2016-01-04 15:30:50 +01:00
Andris Pavenis
5b4bbc7dfb Specify that DJGPP do not have mmap even when sys/mman.h exists 
* configure.ac: Specify that DJGPP do not have mmap even when sys/mman.h exists
	* configure: Regenerate

From-SVN: r231802
 2015-12-18 06:36:11 +02:00
John David Anglin
2f401a8f18 PR 68115/libfortran 
PR 68115/libfortran
	* configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
	* configure: Regenerate.
	* elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
	to void.

From-SVN: r231485
 2015-12-10 01:08:13 +00:00
Ian Lance Taylor
750cdaf713 posix.c (backtrace_open): Cast second argument of open() to int. 
2015-09-17  Ian Lance Taylor  <iant@google.com>

        * posix.c (backtrace_open): Cast second argument of open() to int.

From-SVN: r227881
 2015-09-17 13:08:04 -04:00
Ian Lance Taylor
fc00244420 Makefile.am (backtrace.lo): Depend on internal.h. 
* Makefile.am (backtrace.lo): Depend on internal.h.
	(sort.lo, stest.lo): Add explicit dependencies.
	* Makefile.in: Rebuild.

From-SVN: r227691
 2015-09-11 18:37:31 +00:00
Hans-Peter Nilsson
50809ff975 * backtrace.c: #include <sys/types.h>. 
From-SVN: r227568
 2015-09-08 23:58:09 +00:00
Ian Lance Taylor
c478516be7 re PR other/67457 (segfault in libbacktrace) 
PR other/67457
	* backtrace.c: #include "internal.h".
	(struct backtrace_data): Add can_alloc field.
	(unwind): If can_alloc is false, don't try to get file/line
	information.
	(backtrace_full): Set can_alloc field in bdata.
	* alloc.c (backtrace_alloc): Don't call error_callback if it is
	NULL.
	* mmap.c (backtrace_alloc): Likewise.
	* internal.h: Update comments for backtrace_alloc and
	backtrace_free.

From-SVN: r227533
 2015-09-08 16:46:16 +00:00
Ian Lance Taylor
981d281fed re PR other/67457 (segfault in libbacktrace) 
PR other/67457
	* mmap.c (backtrace_alloc): Correct test for mmap failure.

From-SVN: r227529
 2015-09-08 13:49:19 +00:00
Ulrich Weigand
8f5027bf14 configure.ac: For spu-*-* targets, set have_fcntl to no. 
* configure.ac: For spu-*-* targets, set have_fcntl to no.
	* configure: Regenerate.

From-SVN: r227348
 2015-08-31 14:03:34 +00:00
Ulrich Weigand
7e5c754721 configure.ac: Remove [disable-shared] argument to LT_INIT. 
* configure.ac: Remove [disable-shared] argument to LT_INIT.
	Remove setting PIC_FLAG when building as target library.
	* configure: Regenerate.

From-SVN: r227261
 2015-08-27 14:08:19 +00:00
Hans-Peter Nilsson
7ce9cf39a4 configure.ac: Only compile with -fPIC if the target supports it. 
* configure.ac: Only compile with -fPIC if the target
	supports it.
	* configure: Regenerate.

From-SVN: r227203
 2015-08-25 23:32:06 +00:00
Ulrich Weigand
1b533361da configure.ac: Set have_mmap to no on spu-*-* targets. 
* configure.ac: Set have_mmap to no on spu-*-* targets.
	* configure: Regenerate.

From-SVN: r227145
 2015-08-24 18:48:28 +00:00
Ian Lance Taylor
d96fa208a5 dwarf.c (read_function_entry): Add vec_inlined parameter. 
* dwarf.c (read_function_entry): Add vec_inlined parameter.
	Change all callers.

From-SVN: r226878
 2015-08-13 22:56:01 +00:00
Martin Sebor
d99a7b4d6b re PR sanitizer/65479 (sanitizer stack trace missing frames past #0 on powerpc64) 
2015-06-11  Martin Sebor  <msebor@redhat.com>

	PR sanitizer/65479
	* dwarf.c (struct line): Add new field idx.
	(line_compare): Use it.
	(add_line): Set it.
	(read_line_info): Reset it.

From-SVN: r224402
 2015-06-11 18:01:50 -06:00
Tristan Gingold
e24afc10e0 libbacktrace: add support of PE/COFF 
libbacktrace/
2015-05-29  Tristan Gingold  <gingold@adacore.com>

	* pecoff.c: New file.
	* Makefile.am (FORMAT_FILES): Add pecoff.c and dependencies.
	* Makefile.in: Regenerate.
	* filetype.awk: Detect pecoff.
	* configure.ac: Define BACKTRACE_SUPPORTS_DATA on elf platforms.
	Add pecoff.
	* btest.c (test5): Test enabled only if BACKTRACE_SUPPORTS_DATA is
	true.
	* backtrace-supported.h.in (BACKTRACE_SUPPORTS_DATA): Define.
	* configure: Regenerate.
	* pecoff.c: New file.

From-SVN: r223859
 2015-05-29 08:40:20 +00:00
Michael Haubenwallner
df96c0f79a libbacktrace: Bump to automake 1.11.6 
2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>

	* Makefile.in: Regenerated with automake-1.11.6.
	* aclocal.m4: Likewise.
	* configure: Likewise.

From-SVN: r223128
 2015-05-13 10:58:11 +00:00
Matthias Klose
2b8fa469eb Move wrong ChangeLog entry from the toplevel ChangeLog to 
libbacktrace.

From-SVN: r220112
 2015-01-26 14:51:12 +00:00
Matthias Klose
405a6b1c93 configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC. 
2015-01-24  Matthias Klose  <doko@ubuntu.com>

        * configure.ac: Move AM_ENABLE_MULTILIB before AC_PROG_CC.
        * configure: Regenerate.

From-SVN: r220075
 2015-01-24 02:46:22 +00:00
Jakub Jelinek
5624e564d2 Update copyright years. 
From-SVN: r219188
 2015-01-05 13:33:28 +01:00
H.J. Lu
a699d67255 Always use PIC option with -shared in libtool 
Libtool needs to pass PIC option -shared when creating shared object to
link regular object files with slim-lto archive.

	PR bootstrap/63784
	* libtool.m4: Add $pic_flag with -shared.

boehm-gc/

	PR bootstrap/63784
	* configure: Regenerated.

gcc/

	PR bootstrap/63784
	* configure: Regenerated.

libatomic/

	PR bootstrap/63784
	* configure: Regenerated.

libbacktrace/

	PR bootstrap/63784
	* configure: Regenerated.

libcc1/

	PR bootstrap/63784
	* configure: Regenerated.

libcilkrts/

	PR bootstrap/63784
	* configure: Regenerated.

libffi/

	PR bootstrap/63784
	* configure: Regenerated.

libgfortran/

	PR bootstrap/63784
	* configure: Regenerated.

libgomp/

	PR bootstrap/63784
	* configure: Regenerated.

libitm/

	PR bootstrap/63784
	* configure: Regenerated.

libjava/

	PR bootstrap/63784
	* configure: Regenerated.

libjava/classpath/

	PR bootstrap/63784
	* configure: Regenerated.

libobjc/

	PR bootstrap/63784
	* configure: Regenerated.

libquadmath/

	PR bootstrap/63784
	* configure: Regenerated.

libsanitizer/

	PR bootstrap/63784
	* configure: Regenerated.

libssp/

	PR bootstrap/63784
	* configure: Regenerated.

libstdc++-v3/

	PR bootstrap/63784
	* configure: Regenerated.

libvtv/

	PR bootstrap/63784
	* configure: Regenerated.

lto-plugin/

	PR bootstrap/63784
	* configure: Regenerated.

From-SVN: r217937
 2014-11-21 08:49:17 -08:00
David Malcolm
35485da996 Merger of dmalcolm/jit branch from git 
ChangeLog:
	* ChangeLog.jit: New.
	* MAINTAINERS (Various Maintainers): Add myself as jit maintainer.

contrib/ChangeLog:
	* ChangeLog.jit: New.
	* jit-coverage-report.py: New file: a script to print crude
	code-coverage information for the libgccjit API.

gcc/ChangeLog:
	* ChangeLog.jit: New.
	* Makefile.in (doc_build_sys): New variable, set to "sphinx" if
	sphinx is installed, falling back to "texinfo" otherwise.
	(FULL_DRIVER_NAME): New variable, adapted from the
	install-driver target.  New target, a symlink within the builddir,
	linked to "xgcc", for use when running the JIT library from the
	builddir.
	(MOSTLYCLEANFILES): Add FULL_DRIVER_NAME.
	(install-driver): Use $(FULL_DRIVER_NAME) rather than spelling it
	out.
	* configure.ac (doc_build_sys): New variable, set to "sphinx" if
	sphinx is installed, falling back to "texinfo" otherwise.
	(GCC_DRIVER_NAME): Generate a gcc-driver-name.h file containing
	GCC_DRIVER_NAME for the benefit of jit/internal-api.c.
	* configure: Regenerate.
	* doc/install.texi (--enable-host-shared): Specify that this is
	required when building libgccjit.
	(Tools/packages necessary for modifying GCC): Add Sphinx.
	* timevar.def (TV_JIT_REPLAY): New.
	(TV_ASSEMBLE): New.
	(TV_LINK): New.
	(TV_LOAD): New.

gcc/java/ChangeLog:
	* gcc/ChangeLog.jit: New.

gcc/jit/ChangeLog:
	* ChangeLog.jit: New.
	* ChangeLog: New.
	* Make-lang.in: New.
	* TODO.rst: New.
	* config-lang.in: New.
	* docs/Makefile: New.
	* docs/_build/texinfo/Makefile: New.
	* docs/_build/texinfo/factorial.png: New.
	* docs/_build/texinfo/libgccjit.texi: New.
	* docs/_build/texinfo/sum-of-squares.png: New.
	* docs/conf.py: New.
	* docs/examples/tut01-hello-world.c: New.
	* docs/examples/tut02-square.c: New.
	* docs/examples/tut03-sum-of-squares.c: New.
	* docs/examples/tut04-toyvm/Makefile: New.
	* docs/examples/tut04-toyvm/factorial.toy: New.
	* docs/examples/tut04-toyvm/fibonacci.toy: New.
	* docs/examples/tut04-toyvm/toyvm.c: New.
	* docs/index.rst: New.
	* docs/internals/index.rst: New.
	* docs/intro/factorial.png: New.
	* docs/intro/index.rst: New.
	* docs/intro/sum-of-squares.png: New.
	* docs/intro/tutorial01.rst: New.
	* docs/intro/tutorial02.rst: New.
	* docs/intro/tutorial03.rst: New.
	* docs/intro/tutorial04.rst: New.
	* docs/topics/contexts.rst: New.
	* docs/topics/expressions.rst: New.
	* docs/topics/functions.rst: New.
	* docs/topics/index.rst: New.
	* docs/topics/locations.rst: New.
	* docs/topics/objects.rst: New.
	* docs/topics/results.rst: New.
	* docs/topics/types.rst: New.
	* dummy-frontend.c: New.
	* jit-builtins.c: New.
	* jit-builtins.h: New.
	* jit-common.h: New.
	* jit-playback.c: New.
	* jit-playback.h: New.
	* jit-recording.c: New.
	* jit-recording.h: New.
	* libgccjit++.h: New.
	* libgccjit.c: New.
	* libgccjit.h: New.
	* libgccjit.map: New.
	* notes.txt: New.

gcc/testsuite/ChangeLog:
	* ChangeLog.jit: New.
	* jit.dg/all-non-failing-tests.h: New.
	* jit.dg/harness.h: New.
	* jit.dg/jit.exp: New.
	* jit.dg/test-accessing-struct.c: New.
	* jit.dg/test-accessing-union.c: New.
	* jit.dg/test-array-as-pointer.c: New.
	* jit.dg/test-arrays.c: New.
	* jit.dg/test-calling-external-function.c: New.
	* jit.dg/test-calling-function-ptr.c: New.
	* jit.dg/test-combination.c: New.
	* jit.dg/test-dot-product.c: New.
	* jit.dg/test-empty.c: New.
	* jit.dg/test-error-accessing-field-in-other-struct.c: New.
	* jit.dg/test-error-adding-to-terminated-block.c: New.
	* jit.dg/test-error-array-as-pointer.c: New.
	* jit.dg/test-error-bad-cast.c: New.
	* jit.dg/test-error-block-in-wrong-function.c: New.
	* jit.dg/test-error-call-through-ptr-with-mismatching-args.c: New.
	* jit.dg/test-error-call-through-ptr-with-non-function.c: New.
	* jit.dg/test-error-call-through-ptr-with-non-pointer.c: New.
	* jit.dg/test-error-call-through-ptr-with-not-enough-args.c: New.
	* jit.dg/test-error-call-through-ptr-with-too-many-args.c: New.
	* jit.dg/test-error-call-with-mismatching-args.c: New.
	* jit.dg/test-error-call-with-not-enough-args.c: New.
	* jit.dg/test-error-call-with-too-many-args.c: New.
	* jit.dg/test-error-dereference-field-of-non-pointer.c: New.
	* jit.dg/test-error-dereference-read-of-non-pointer.c: New.
	* jit.dg/test-error-get-type-bad-enum.c: New.
	* jit.dg/test-error-index-not-a-numeric-type.c: New.
	* jit.dg/test-error-mismatching-types-in-assignment.c: New.
	* jit.dg/test-error-mismatching-types-in-call.c: New.
	* jit.dg/test-error-missing-return.c: New.
	* jit.dg/test-error-new-binary-op-bad-op.c: New.
	* jit.dg/test-error-new-function-bad-kind.c: New.
	* jit.dg/test-error-new-unary-op-bad-op.c: New.
	* jit.dg/test-error-null-passed-to-api.c: New.
	* jit.dg/test-error-return-within-void-function.c: New.
	* jit.dg/test-error-unreachable-block.c: New.
	* jit.dg/test-error-unterminated-block.c: New.
	* jit.dg/test-error-value-not-a-numeric-type.c: New.
	* jit.dg/test-expressions.c: New.
	* jit.dg/test-factorial.c: New.
	* jit.dg/test-fibonacci.c: New.
	* jit.dg/test-functions.c: New.
	* jit.dg/test-fuzzer.c: New.
	* jit.dg/test-hello-world.c: New.
	* jit.dg/test-linked-list.c: New.
	* jit.dg/test-long-names.c: New.
	* jit.dg/test-nested-contexts.c: New.
	* jit.dg/test-nested-loops.c: New.
	* jit.dg/test-operator-overloading.cc: New.
	* jit.dg/test-quadratic.c: New.
	* jit.dg/test-quadratic.cc: New.
	* jit.dg/test-reading-struct.c: New.
	* jit.dg/test-string-literal.c: New.
	* jit.dg/test-sum-of-squares.c: New.
	* jit.dg/test-threads.c: New.
	* jit.dg/test-types.c: New.
	* jit.dg/test-using-global.c: New.
	* jit.dg/test-volatile.c: New.

include/ChangeLog:
	* ChangeLog.jit: New.

libbacktrace/ChangeLog:
	* ChangeLog.jit: New.

libcpp/ChangeLog:
	* ChangeLog.jit: New.

libdecnumber/ChangeLog:
	* ChangeLog.jit: New.

libiberty/ChangeLog:
	* ChangeLog.jit: New.

zlib/ChangeLog:
	* ChangeLog.jit: New.

From-SVN: r217374
 2014-11-11 21:55:52 +00:00
Francois-Xavier Coudert
ebf6d33b73 re PR target/63610 (Fixing the libtool bug for Yosemite (darwin14)) 
toplevel:
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* libtool.m4: Fix globbing of darwin versions.

boehm-gc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

gcc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libatomic/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libbacktrace/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libcc1/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libcilkrts/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libffi/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libgfortran/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libgomp/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libitm/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libobjc/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libquadmath/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libsanitizer/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libssp/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libstdc++-v3/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libvtv/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

lto-plugin/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libjava/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

libjava/classpath/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

zlib/
2014-11-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR target/63610
	* configure: Regenerate.

From-SVN: r217366
 2014-11-11 20:25:18 +00:00
Ian Lance Taylor
c96601d2a7 internal.h (backtrace_atomic_load_pointer): Fix to return void *. 
* internal.h (backtrace_atomic_load_pointer) [no atomic or sync]:
	Fix to return void *.

From-SVN: r216603
 2014-10-23 22:40:37 +00:00
Ian Lance Taylor
d573fd89a5 mmap.c (backtrace_free): If freeing a large aligned block of memory, call munmap rather than holding onto it. 
* mmap.c (backtrace_free): If freeing a large aligned block of
	memory, call munmap rather than holding onto it.
	(backtrace_vector_grow): When growing a vector, double the number
	of pages requested.  When releasing the old version of a grown
	vector, pass the correct size to backtrace_free.

From-SVN: r210256
 2014-05-09 05:01:08 +00:00
Ian Lance Taylor
dbe2084238 * sort.c (backtrace_qsort): Use middle element as pivot. 
From-SVN: r208403
 2014-03-07 15:52:48 +00:00
Ian Lance Taylor
c5604b48f9 sort.c: New file. 
* sort.c: New file.
	* stest.c: New file.
	* internal.h (backtrace_qsort): Declare.
	* dwarf.c (read_abbrevs): Call backtrace_qsort instead of qsort.
	(read_line_info, read_function_entry): Likewise.
	(read_function_info, build_dwarf_data): Likewise.
	* elf.c (elf_initialize_syminfo): Likewise.
	* Makefile.am (libbacktrace_la_SOURCES): Add sort.c.
	(stest_SOURCES, stest_LDADD): Define.
	(check_PROGRAMS): Add stest.

From-SVN: r208392
 2014-03-07 05:07:56 +00:00
Misty De Meo
63fefb4bc9 re PR libgcc/58710 (HAVE_GETIPINFO is incorrectly set on Mac OS X 10.4) 
PR target/58710
	* configure.ac: Use AC_LINK_IFELSE in check for
	_Unwind_GetIPInfo.
	* configure: Regenerate.

From-SVN: r207612
 2014-02-07 21:10:55 +00:00
Richard Sandiford
afeba5cb1d Update copyright years in libbacktrace/ 
From-SVN: r206292
 2014-01-02 22:24:37 +00:00
Jakub Jelinek
0284b52ec9 elf.c (ET_DYN): Undefine and define again. 
* elf.c (ET_DYN): Undefine and define again.
	(elf_add): Add exe argument, if true and ehdr.e_type is ET_DYN,
	return early -1 without closing the descriptor.
	(struct phdr_data): Add exe_descriptor.
	(phdr_callback): If pd->exe_descriptor is not -1, for very first
	call if dlpi_name is NULL just call elf_add with the exe_descriptor,
	otherwise backtrace_close the exe_descriptor if not -1.  Adjust
	call to elf_add.
	(backtrace_initialize): Adjust call to elf_add.  If it returns
	-1, set pd.exe_descriptor to descriptor, otherwise set it to -1.

From-SVN: r205748
 2013-12-06 15:48:17 +01:00
Ian Lance Taylor
bfd74f227d alloc.c (backtrace_vector_finish): Add error_callback and data parameters. 
* alloc.c (backtrace_vector_finish): Add error_callback and data
	parameters.  Call backtrace_vector_release.  Return address base.
	* mmap.c (backtrace_vector_finish): Add error_callback and data
	parameters.  Return address base.
	* dwarf.c (read_function_info): Get new address base from
	backtrace_vector_finish.
	* internal.h (backtrace_vector_finish): Update declaration.

From-SVN: r205716
 2013-12-05 18:32:02 +00:00
Ian Lance Taylor
b8ddd61b74 dwarf.c (find_address_ranges): New static function, broken out of build_address_map. 
* dwarf.c (find_address_ranges): New static function, broken out
	of build_address_map.
	(build_address_map): Call it.
	* btest.c (check): Check for missing filename or function, rather
	than crashing.
	(f3): Check that enough frames were returned.

From-SVN: r205490
 2013-11-28 16:19:57 +00:00
Jakub Jelinek
1f96a712d1 backtrace.h (backtrace_syminfo_callback): Add symsize argument. 
* backtrace.h (backtrace_syminfo_callback): Add symsize argument.
	* elf.c (elf_syminfo): Pass 0 or sym->size to the callback as
	last argument.
	* btest.c (struct symdata): Add size field.
	(callback_three): Add symsize argument.  Copy it to the data->size
	field.
	(f23): Set symdata.size to 0.
	(test5): Likewise.  If sizeof (int) > 1, lookup address of
	((uintptr_t) &global) + 1.  Verify symdata.val and symdata.size
	values.

From-SVN: r205028
 2013-11-19 15:46:03 +01:00
Jakub Jelinek
64856e1e0b * atomic.c: Include sys/types.h. 
From-SVN: r205008
 2013-11-19 08:43:09 +01:00
Ian Lance Taylor
49579c7e20 configure.ac: Check for support of __atomic extensions. 
* configure.ac: Check for support of __atomic extensions.
	* internal.h: Declare or #define atomic functions for use in
	backtrace code.
	* atomic.c: New file.
	* dwarf.c (dwarf_lookup_pc): Use atomic functions.
	(dwarf_fileline, backtrace_dwarf_add): Likewise.
	* elf.c (elf_add_syminfo_data, elf_syminfo): Likewise.
	(backtrace_initialize): Likewise.
	* fileline.c (fileline_initialize): Likewise.
	* Makefile.am (libbacktrace_la_SOURCES): Add atomic.c.
	* configure, config.h.in, Makefile.in: Rebuild.

From-SVN: r204994
 2013-11-19 01:09:47 +00:00
Jakub Jelinek
f18578157d elf.c (SHN_UNDEF): Define. 
* elf.c (SHN_UNDEF): Define.
	(elf_initialize_syminfo): Add base_address argument.  Ignore symbols
	with st_shndx == SHN_UNDEF.  Add base_address to address fields.
	(elf_add): Adjust caller.

From-SVN: r204975
 2013-11-18 18:15:07 +01:00
Jakub Jelinek
582f5a2df8 * elf.c (phdr_callback): Process info->dlpi_addr == 0 normally. 
From-SVN: r204971
 2013-11-18 17:30:44 +01:00
Ian Lance Taylor
25e6253e21 backtrace.h (backtrace_create_state): Correct comment about threading. 
* backtrace.h (backtrace_create_state): Correct comment about
	threading.

From-SVN: r204905
 2013-11-16 18:27:17 +00:00
Ian Lance Taylor
cfa658e4f8 backtrace.h (backtrace_syminfo): Update comment and parameter name to take any address, not just a PC value. 
* backtrace.h (backtrace_syminfo): Update comment and parameter
	name to take any address, not just a PC value.
	* elf.c (STT_OBJECT): Define.
	(elf_nosyms): Rename parameter pc to addr.
	(elf_symbol_search): Rename local variable pc to addr.
	(elf_initialize_syminfo): Add STT_OBJECT symbols to elf_symbols.
	(elf_syminfo): Rename parameter pc to addr.
	* btest.c (global): New global variable.
	(test5): New test.
	(main): Call test5.

From-SVN: r204904
 2013-11-16 18:20:33 +00:00
Ian Lance Taylor
6c084a5b37 elf.c (elf_add): Don't get the wrong offsets if a debug section is missing. 
* elf.c (elf_add): Don't get the wrong offsets if a debug section
	is missing.

From-SVN: r203810
 2013-10-18 04:24:48 +00:00
David Malcolm
459260ecf8 Add --enable-host-shared configuration option 
/
	* configure.ac: Add --enable-host-shared
	* configure: Regenerate.

gcc/
	* Makefile.in (PICFLAG): New.
	(enable_host_shared): New.
	(INTERNAL_CFLAGS): Use PICFLAG.
	(LIBIBERTY): Use pic build of libiberty.a if configured with
	--enable-host-shared.
	* configure.ac: Add --enable-host-shared, setting up new
	PICFLAG variable.
	* configure: Regenerate.
	* doc/install.texi (--enable-shared): Add note contrasting it
	with...
	(--enable-host-shared): New option.

libbacktrace/
	* configure.ac: Add --enable-host-shared, setting up
	pre-existing PIC_FLAG variable within Makefile.am et al.
	* configure: Regenerate.

libcpp/
	* Makefile.in (PICFLAG): New.
	(ALL_CFLAGS): Add PICFLAG.
	(ALL_CXXFLAGS): Likewise.
	* configure.ac: Add --enable-host-shared, setting up new
	PICFLAG variable.
	* configure: Regenerate.

libdecnumber/
	* Makefile.in (PICFLAG): New.
	(ALL_CFLAGS): Add PICFLAG.
	* configure.ac: Add --enable-host-shared, setting up new
	PICFLAG variable.
	* configure: Regenerate.

libiberty/
	* configure.ac: If --enable-host-shared, use -fPIC.
	* configure: Regenerate.

zlib/
	* configure.ac: Add --enable-host-shared, setting up new
	PICFLAG variable.
	* Makefile.am: Add PICFLAG to libz_a_CFLAGS.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

From-SVN: r203632
 2013-10-15 20:33:55 +00:00
Alan Modra
3cbe17f7de libtool.m4 (_LT_ENABLE_LOCK <ld -m flags>): Remove non-canonical ppc host match. 
* libtool.m4 (_LT_ENABLE_LOCK <ld -m flags>): Remove non-canonical
	ppc host match.  Support little-endian powerpc linux hosts.
Regenerate configure throughout.

From-SVN: r202773
 2013-09-20 19:17:52 +09:30
Alexander Monakov
78625ce608 elf.c (elf_syminfo): Loop over the elf_syminfo_data chain. 
* elf.c (elf_syminfo): Loop over the elf_syminfo_data chain.

From-SVN: r201159
 2013-07-23 13:17:10 +04:00
Alexander Monakov
0153887c3d elf.c (backtrace_initialize): Pass elf_fileline_fn to dl_iterate_phdr callbacks. 
* elf.c (backtrace_initialize): Pass elf_fileline_fn to
	dl_iterate_phdr callbacks.

From-SVN: r201158
 2013-07-23 13:12:00 +04:00
Ian Lance Taylor
85d8c21edb alloc.c: #include <sys/types.h>. 
* alloc.c: #include <sys/types.h>.
	* mmap.c: Likewise.

From-SVN: r197057
 2013-03-25 18:13:18 +00:00
Ian Lance Taylor
38811401ad dwarf.c (read_function_info): Permit fvec parameter to be NULL. 
* dwarf.c (read_function_info): Permit fvec parameter to be NULL.
	(dwarf_lookup_pc): Don't use ddata->fvec if threaded.

From-SVN: r195620
 2013-01-31 17:50:47 +00:00
Jakub Jelinek
1e678aed6c re PR other/56076 (Several 64-bit libgo tests FAIL in read_line_header) 
PR other/56076
	* dwarf.c (read_line_header): Don't crash if DW_AT_comp_dir
	attribute was not seen.

From-SVN: r195478
 2013-01-25 22:36:11 +00:00
Ian Lance Taylor
6b514c5361 dwarf.c (struct unit): Add filename and abs_filename fields. 
* dwarf.c (struct unit): Add filename and abs_filename fields.
	(build_address_map): Set new fields when reading unit.
	(dwarf_lookup_pc): If we don't find an entry in the line table,
	just return the main file name.

From-SVN: r195257
 2013-01-17 01:20:28 +00:00
Richard Sandiford
f8a7e1a44d Update copyright years in libbacktrace. 
From-SVN: r195165
 2013-01-14 18:17:30 +00:00