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daily update

gdb/testsuite/
Fix racy FAILs.
* gdb.threads/fork-thread-pending.c (barrier): New variable.
(thread_function, thread_forker): Call pthread_barrier_wait for it.
(main): Call pthread_barrier_init for it.

gdb/testsuite/
Fix double send_gdb leading to racy FAILs.
* gdb.base/break.exp (set silent break bp_location1): Replace
3x send_gdb and gdb_expect by gdb_test.
* gdb.base/fileio.exp: Replace 2x send_gdb by gdb_exit and sleep.
* gdb.base/foll-vfork.exp (vfork_and_exec_child_follow_to_main_bp)
(vfork_and_exec_child_follow_through_step): Use gdb_test_no_output
instead of send_gdb. Twice.
* gdb.base/sepdebug.exp (set silent break bp_location1): Replace
3x send_gdb and gdb_expect by gdb_test.
* gdb.mi/mi-nsmoribund.exp: Replace 3x send_gdb by mi_gdb_test.

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* fhandler_dsp.cc (fhandler_dev_dsp::fhandler_dev_dsp): Set up device.
* syscalls.cc (open): Very minor formatting tweak.

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gdb/testsuite/
* gdb.linespec/linespec.exp: Compile using {c++}.

bfd/
* elf32-rl78.c (rl78_elf_relocate_section, rl78_dump_symtab)
(rl78_elf_relax_section): Remove debug prints.

* path.cc (struct symlink_info): Add bool argument to declaration of
check_reparse_point.
(symlink_info::check_reparse_point): Add bool argument to indicate
remote drive. Handle STATUS_PENDING. Don't evaluate junctions on
remote drives. Fix comments.
(symlink_info::check): Drop check for is_remote_drive and associated
comment here. Add fs.is_remote_drive as second parameter to
check_reparse_point call.

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bfd/
* elf32-rl78.c (rl78_elf_relocate_section, rl78_elf_relax_section): Use
BFD_VMA_FMT.

bfd/
* elf32-rl78.c (prev_alignment, sec_start): Remove unused variables.

gdb/testsuite/
* gdb.cp/templates.exp (test_template_typedef): Import gdb_prompt.
(print destructor of template typedef): Extend it for gcc/51668 XFAIL.
(verify GCC PR debug/51668): New test.

* pinfo.cc (pinfo_basic::pinfo_basic): Fix formatting. Set uid and gid
to default values to accommodate early initialization of shared user
info. Add comment.

Introduce gdb.FinishBreakpoint in Python

* Makefile.in (SUBDIR_PYTHON_OBS): Add py-finishbreakpoint.o.
(SUBDIR_PYTHON_SRCS): Add python/py-finishbreakpoint.c.
Add build rule for this file.
* infcmd.c (print_return_value): Split to create get_return_value.
(get_return_value): New function based on print_return_value. Handle
case where stop_registers are not set.
* inferior.h (get_return_value): New prototype.
* python/py-breakpoint.c (bppy_pending_object): Make non-static.
(gdbpy_breakpoint_created): Set is_py_finish_bp is necessary.
(struct breakpoint_object): Move to python-internal.h
(BPPY_REQUIRE_VALID): Likewise.
(BPPY_SET_REQUIRE_VALID): Likewise.
(gdbpy_breakpoint_created): Initialize is_finish_bp.
(gdbpy_should_stop): Add pre/post hooks before/after calling stop
method.
* python/python-internal.h (breakpoint_object_type): Add as extern.
(bppy_pending_object): Likewise.
(typedef struct breakpoint_object) Removed.
(struct breakpoint_object): Moved from py-breakpoint.c.
Add field is_finish_bp.
(BPPY_REQUIRE_VALID): Moved from py-breakpoint.c.
(BPPY_SET_REQUIRE_VALID): Likewise.
(frame_object_to_frame_info): New prototype.
(gdbpy_initialize_finishbreakpoints): New prototype.
(bpfinishpy_is_finish_bp): Likewise.
(bpfinishpy_pre_stop_hook): Likewise.
(bpfinishpy_post_stop_hook): Likewise.
* python/py-finishbreakpoint.c: New file.
* python/py-frame.c(frame_object_to_frame_info): Make non-static and
accept PyObject instead of frame_object.
(frapy_is_valid): Don't cast to frame_object.
(frapy_name): Likewise.
(frapy_type): Likewise.
(frapy_unwind_stop_reason): Likewise.
(frapy_pc): Likewise.
(frapy_block): Likewise.
(frapy_function): Likewise.
(frapy_older): Likewise.
(frapy_newer): Likewise.
(frapy_find_sal): Likewise.
(frapy_read_var): Likewise.
(frapy_select): Likewise.
* python/python.c (gdbpy_is_stopped_at_finish_bp): New noop function.
(_initialize_python): Add gdbpy_initialize_finishbreakpoints.
* python/python.h: Include breakpoint.h
(gdbpy_is_stopped_at_finish_bp): New prototype.

doc/
* gdb.texinfo (Finish Breakpoints in Python): New subsection.
(Python API): Add menu entry for Finish Breakpoints.

testsuite/
* Makefile.in (EXECUTABLES): Add py-finish-breakpoint and
py-finish-breakpoint2
(MISCALLANEOUS): Add py-events-shlib.so and py-events-shlib-nodebug.so
* gdb.python/py-breakpoint.exp (mult_line): Define and use variable
instead of line number.
* gdb.python/py-finish-breakpoint.c: New file.
* gdb.python/py-finish-breakpoint.exp: New file.
* gdb.python/py-finish-breakpoint.py: New file.
* gdb.python/py-finish-breakpoint2.cc: New file.
* gdb.python/py-finish-breakpoint2.exp: New file.
* gdb.python/py-finish-breakpoint2.py: New file.

gdb/testsuite/
Fix compatibility with gcc-4.7.
* gdb.python/py-frame-inline.c (f): Use inline for __always_inline__.

gdb/testsuite/
Partial fix of compatibility with gcc-4.7.
* gdb.cp/templates.exp (ptype T5<int>, ptype t5i): Turn all PASS cases
into XFAIL "new without size_t". Permit size_t for the KFAIL case.
Add comment to add a PASS case in the future.

2011-12-23 Tristan Gingold <gingold@adacore.com>

* vms-lib.c (vms_traverse_index): Move pointer update code.

[bfd]
* elf32-rl78.c (rl78_elf_howto_table): Add R_RL78_RH_RELAX.
(rl78_reloc_map): Add BFD_RELOC_RL78_RELAX.
(rl78_elf_relocate_section): Add R_RL78_RH_RELAX, R_RL78_RH_SFR,
and R_RL78_RH_SADDR.
(rl78_elf_finish_dynamic_sections): Only validate PLT section if
we didn't relax anything, as relaxing might remove a PLT reference
after we've set up the table.
(elf32_rl78_relax_delete_bytes): New.
(reloc_bubblesort): New.
(rl78_offset_for_reloc): New.
(relax_addr16): New.
(rl78_elf_relax_section): Add support for relaxing long
instructions into short ones.

[gas]
* config/rl78-defs.h (rl78_linkrelax_addr16): Add.
(rl78_linkrelax_dsp, rl78_linkrelax_imm): Remove.
* config/rl78-parse.y: Tag all addr16 and branch patterns with
relaxation markers.
* config/tc-rl78.c (rl78_linkrelax_addr16): New.
(rl78_linkrelax_branch): New.
(OPTION_RELAX): New.
(md_longopts): Add relax option.
(md_parse_option): Add OPTION_RELAX.
(rl78_frag_init): Support relaxation.
(rl78_handle_align): New.
(md_assemble): Support relaxation.
(md_apply_fix): Likewise.
(md_convert_frag): Likewise.
* config/tc-rl78.h (MAX_MEM_FOR_RS_ALIGN_CODE): New.
(HANDLE_ALIGN): New.
(rl78_handle_align): Declare.

* config/rl78-parse.y (rl78_bit_insn): New. Set it for all bit
insn patterns.
(find_bit_index): New. Strip .BIT suffix off relevent
expressions for bit insns.
(rl78_lex): Exclude bit suffixes from expression parsing.

[include/elf]
* rl78.h (R_RL78_RH_RELAX, R_RL78_RH_SFR, R_RL78_RH_SADDR): New.
(RL78_RELAXA_BRA, RL78_RELAXA_ADDR16: New.

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PR python/12533:
* value.h (release_value_or_incref): Declare.
* value.c (struct value) <released>: New field.
(free_all_values, release_value, value_release_to_mark): Update
'released'.
(release_value_or_incref): New function.
* python/py-value.c (valpy_new): Use release_value_or_incref.
(value_to_value_object): Likewise.
* varobj.c (install_new_value): Move value_incref earlier.

* value.c (struct value) <modifiable, lazy, optimized_out,
initialized, stack>: Now bitfields. Move to top.
<reference_count>: Move earlier.

2011-12-22 Martin Schwidefsky <schwidefsky@de.ibm.com>

* elf32-s390.c (elf_s390_relocate_section): Add check for debugging
section in LD to LE linker relaxation for R_390_TLS_LDO32.
* elf64-s390.c (elf_s390_relocate_section): Likewise for
R_390_TLS_LDO64.

* spawn.cc (child_info_spawn::worker): Add CREATE_BREAKAWAY_FROM_JOB
to c_flags only if current process is member of a job and breakaway
is allowed.

* include/winnt.h (JOB_OBJECT_LIMIT_BREAKAWAY_OK): Define.
(JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK): Define.
(JOB_OBJECT_BREAKAWAY_OK): Define as JOB_OBJECT_LIMIT_BREAKAWAY_OK
and mark as kept for backward compatibility only.
(JOB_OBJECT_SILENT_BREAKAWAY): Define as
JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK and mark as kept for backward
compatibility only.

Don't leave Windows 2000 behind.

* Makefile.in (ps.exe): Revert previous change.
* ps.cc: Include psapi.h again.
(main): In CW_GETPINFO_FULL case. Evaluate minimal process access mask
required per OS and use that in OpenProcess call. Use
GetModuleFileNameExW on Windows 2000 or if fetching the drive mapping
failed. Handle empty process name.

* include/winnt.h: Add missing PROCESS_QUERY_LIMITED_INFORMATION.

* Makefile.in (ps.exe): Drop -lpsapi from ALL_LDFLAGS.
* ps.cc: Don't include psapi.h.
(dosdevs): Drop.
(unicode_buf): Define.
(main): Simplify path evaluation in CW_GETPINFO_FULL case. Fetch drive
map from Cygwin DLL. Use it to convert NT device paths to Win32 paths.

* external.cc (cygwin_internal): Implement CW_ALLOC_DRIVE_MAP,
CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
* fhandler_process.cc: Include mount.h.
(get_volume_path_names_for_volume_name): Move to mount.cc.
(struct dos_drive_mappings): Ditto.
* mount.cc (get_volume_path_names_for_volume_name): Move here.
(dos_drive_mappings::dos_drive_mappings): Ditto.
(dos_drive_mappings::fixup_if_match): Ditto.
(dos_drive_mappings::~dos_drive_mappings): Ditto.
* mount.h (class dos_drive_mappings): Declare her.
* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_ALLOC_DRIVE_MAP,
CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
* include/cygwin/version.h: Bump API minor number.