2011-05-10  Tristan Gingold  <gingold@adacore.com>

* dwarf.c (process_extended_line_op): Dump unknown records.

2011-05-10  Tristan Gingold  <gingold@adacore.com>

* dwarf.c (process_extended_line_op): Dump unknown records.

* setup2.sgml (setup-env-ov): Make sure everybody knows that the
CYGWIN settings are just an example.

bfd/
* elf.c (elfcore_grok_psinfo): Initialize CORE_PID for both native and
32bit psinfo.
* elf32-ppc.c (ppc_elf_grok_psinfo): Initialize core_pid.
* elf64-ppc.c (ppc64_elf_grok_psinfo): Likewise.

* dw2gencfi.c (tc_cfi_endproc): Avoid "set but not used" error.

*** empty log message ***

daily update

* NEWS: Mention --with-iconv-bin.
* configure.ac: New option --with-iconv-bin.
* configure: Regenerate.
* config.in: Regenerate.
* defs.h (relocate_gdb_directory): Declare.
* main.c (relocate_gdb_directory): Renamed from relocate_directory,
removed progname parameter, and exported.  All callers updated.
* charset.c (find_charset_names): Use --with-iconv-bin if specified.

doc/
* gdb.texinfo (Requirements): Fix typo.  Mention --with-iconv-bin.

* linux-nat.c (lin_lwp_attach_lwp): For !WIPSTOPPED case,
adding missing call to restore_child_signals_mask.

sim: bfin: fix UART LSR read-only bit saturation

A few bits in the newer UART LSR register are not sticky, so make sure
we clear them when returning updated status rather than leaving them
always set.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

2011-05-08  Doug Kwan  <dougkwan@google.com>

Merge from gcc:

2011-05-08  Doug Kwan  <dougkwan@google.com>

* configure.ac: Propagate LDFLAGS_FOR_TARGET.
* configure: Regenerated.
* Makefile.tpl (LDFLAGS_FOR_TARGET): Use LDFLAGS_FOR_TARGET
value from configure.
* Makefile.in: Regenerated.

Remoe pr12730.cc/pr12730.out.

2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>

* ld-elf/elf.exp (array_tests): Remove "pr12730".
(array_tests_pie): Remove "PIE pr12730".
(array_tests_static): Remove "static pr12730".

* ld-elf/pr12730.cc: Removed.
* ld-elf/pr12730.out: Likewise.

2011-05-09  Pedro Alves  <pedro@codesourcery.com>

* inferior.h (wait_for_inferior): Remove `thread_exec_as_sigtrap'
parameter.
* infrun.c (proceed, start_remote): Adjust.
(wait_for_inferior): Remove `thread_exec_as_sigtrap' parameter,
and adjust to not handle it.
* solib-irix.c (irix_solib_create_inferior_hook): Adjust.
* solib-osf.c (osf_solib_create_inferior_hook): Adjust.
* solib-sunos.c (sunos_solib_create_inferior_hook): Adjust.
* solib-svr4.c (svr4_solib_create_inferior_hook): Adjust.
* windows-nat.c (do_initial_windows_stuff): Adjust.
* infcmd.c (attach_command): Adjust.
(notice_new_inferior): Adjust.

2011-05-09  Paul Brook  <paul@codesourcery.com>

bfd/
* bfd-in.h (elf32_tic6x_fix_exidx_coverage): Add prototype.
* bfd-in2.h: Regenerate.
* elf32-tic6x.c: Include limits.h.
(tic6x_unwind_edit_type, tic6x_unwind_table_edit,
_tic6x_elf_section_data): New.
(elf32_tic6x_section_data): Define.
(elf32_tic6x_new_section_hook): Allocate target specific data.
(elf32_tic6x_add_unwind_table_edit): New function.
(get_tic6x_elf_section_data, elf32_tic6x_adjust_exidx_size,
elf32_tic6x_insert_cantunwind_after, elf32_tic6x_add_low31,
elf32_tic6x_copy_exidx_entry): New functions.
(elf_backend_write_section): Define.

ld/
* emultempl/tic6xdsbt.em (merge_exidx_entries): New.
(compare_output_sec_vma): New function.
(gld${EMULATION_NAME}_after_allocation): New function.
(OPTION_NO_MERGE_EXIDX_ENTRIES): Define.
(PARSE_AND_LIST_OPTIONS): Add --no-merge-exidx-entries.
(PARSE_AND_LIST_ARGS_CASES): Add OPTION_NO_MERGE_EXIDX_ENTRIES.
(LDEMUL_AFTER_ALLOCATION): Set.
* ld.texinfo: Document c6x --no-merge-exidx-entries.

ld/testsuite/
* ld-tic6x/discard-unwind.ld: New.
* ld-tic6x/unwind.ld: New.
* ld-tic6x/unwind-1.d: New test.
* ld-tic6x/unwind-1.s: New test.
* ld-tic6x/unwind-2.d: New test.
* ld-tic6x/unwind-2.s: New test.
* ld-tic6x/unwind-3.d: New test.
* ld-tic6x/unwind-3.s: New test.
* ld-tic6x/unwind-4.d: New test.
* ld-tic6x/unwind-4.s: New test.
* ld-tic6x/unwind-5.d: New test.
* ld-tic6x/unwind-5.s: New test.
* ld-tic6x/unwind-6.d: New test.

2011-05-09  Paul Brook  <paul@codesourcery.com>

bfd/
* elf32-tic6x.c (is_tic6x_elf_unwind_section_name,
elf32_tic6x_fake_sections): New functions.
(elf_backend_fake_sections): Define.

gas/
* config/tc-tic6x.c (streq): Define.
(tic6x_get_unwind): New.
(s_tic6x_cantunwind, s_tic6x_handlerdata, s_tic6x_endp,
s_tic6x_personalityindex, s_tic6x_personality): New functions.
(md_pseudo_table): Add "endp", "handlerdata", "personalityindex",
"personality" and "cantunwind".
(tic6x_regname_to_dw2regnum, tic6x_frame_initial_instructions,
tic6x_start_unwind_section, tic6x_unwind_frame_regs,
tic6x_pop_rts_offset_little, tic6x_pop_rts_offset_big,
tic6x_unwind_reg_from_dwarf, tic6x_flush_unwind_word,
tic6x_unwind_byte, tic6x_unwind_2byte, tic6x_unwind_uleb,
tic6x_cfi_startproc, output_exidx_entry, tic6x_output_unwinding,
tic6x_cfi_endproc): New.
* config/tc-tic6x.h (TIC6X_NUM_UNWIND_REGS): Define.
(tic6x_unwind_info): New.
(tic6x_segment_info_type): Add marked_pr_dependency, unwind and
text_unwind.
(TARGET_USE_CFIPOP, tc_regname_to_dw2regnum,
tc_cfi_frame_initial_instructions, DWARF2_DEFAULT_RETURN_COLUMN,
DWARF2_CIE_DATA_ALIGNMENT, tc_cfi_startproc, tc_cfi_endproc,
tc_cfi_section_name): Define.
* doc/c-tic6x.texi: Document new unwinding directives.
* dw2gencfi.c (tc_cfi_startproc, tc_cfi_endproc): Add default
definitions.
(cfi_insn_data, fde_entry, CFI_adjust_cfa_offset, CFI_return_column,
CFI_rel_offset, CFI_escape, CFI_signal_frame, CFI_val_encoded_addr):
Move to dw2gencfi.h.
(CFI_EMIT_target): Define.
(dot_cfi_sections): Check tc_cfi_section_name.
(dot_cfi_startproc): Use tc_cfi_startproc.
(dot_cfi_endproc): Use tc_cfi_endproc.
* dw2gencfi.h (cfi_insn_data, fde_entry, CFI_adjust_cfa_offset,
CFI_return_column, CFI_rel_offset, CFI_escape, CFI_signal_frame,
CFI_val_encoded_addr):  Move to here from dw2gencfi.c.

gas/testsuite:
* gas/tic6x/unwind-1.d: New test.
* gas/tic6x/unwind-1.s: New test.
* gas/tic6x/unwind-2.d: New test.
* gas/tic6x/unwind-2.s: New test.
* gas/tic6x/unwind-3.d: New test.
* gas/tic6x/unwind-3.s: New test.
* gas/tic6x/unwind-bad-1.d: New test.
* gas/tic6x/unwind-bad-1.s: New test.
* gas/tic6x/unwind-bad-1.l: New test.
* gas/tic6x/unwind-bad-2.d: New test.
* gas/tic6x/unwind-bad-2.s: New test.
* gas/tic6x/unwind-bad-2.l: New test.

include/
* elf/tic6x.h (ELF_STRING_C6000_unwind,
ELF_STRING_C6000_unwind_info, ELF_STRING_C6000_unwind_once,
ELF_STRING_C6000_unwind_info_once): Define.

2011-05-09  Paul Brook  <paul@codesourcery.com>

bfd/
* elf32-tic6x.c (elf32_tic6x_gc_mark_extra_sections): New function.
(elf_backend_gc_mark_extra_sections): Define.

* new-features.sgml (ov-new1.7.10): Document clock_settime.

* times.cc (settimeofday): Add EFAULT handler.
Set errno to EINVAL if tv.tv_nsec is invalid, and to EPERM if
SetSystemTime fails.  Return -1 in case of failure, all for
compatibility with BSD and Linux.
(clock_settime): New function.
* cygwin.din (clock_settime): Export.
* posix.sgml (std-susv4): Add clock_settime.
Move clock_setres from here...
(std-deprec): ... to here.
(std-notes): Correct limitation of clock_setres to only CLOCK_REALTIME.
Add limitation of clock_settime to only CLOCK_REALTIME.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

daily update

*** empty log message ***

Mention PR binutils/12632 in ChangeLog.

daily update

*** empty log message ***

* registry.cc (get_registry_hive_path): Change system_printf to
debug_printf.
(load_registry_hive): Ditto.

bfd/ChangeLog:

PR ld/12365
* cofflink.c (bfd_coff_link_input_bfd): Check for and warn about
references to symbols defined in discarded sections.

ld/ChangeLog:

PR ld/12365
* scripttempl/pe.sc (__rt_psrelocs_start): New symbol definition.
(__rt_psrelocs_end): Likewise.
(__rt_psrelocs_size): Likewise difference between the above.
(__RUNTIME_PSEUDO_RELOC_LIST_END__): Move outside .rdata section
immediately after end of pseudo-reloc data.
(___RUNTIME_PSEUDO_RELOC_LIST_END___): Likewise.
(__RUNTIME_PSEUDO_RELOC_LIST__): Move outside .rdata section and
calculate backward from list end.
(___RUNTIME_PSEUDO_RELOC_LIST___): Likewise.
* scripttempl/pep.sc: Likewise.

ld/testsuite/ChangeLog:

PR ld/12365
* ld-plugin/plugin-7.d: Allow underscore in error message.
* ld-plugin/plugin-8.d: Likewise.

PR ld/12365
* coffgen.c (coff_write_symbol): Assume input section is its own
output section if output_section member not set.
(coff_write_alien_symbol): Likewise.

Reverse copy .ctors/.dtors sections if needed.

bfd/

2011-05-07  H.J. Lu  <hongjiu.lu@intel.com>

PR ld/12730
* elf.c (_bfd_elf_section_offset): Check SEC_ELF_REVERSE_COPY.

* elflink.c (elf_link_input_bfd): Reverse copy .ctors/.dtors
sections if needed.

* section.c (SEC_ELF_REVERSE_COPY): New.
* bfd-in2.h: Regenerated.

ld/testsuite/

2011-05-07  H.J. Lu  <hongjiu.lu@intel.com>

PR ld/12730
* ld-elf/elf.exp (array_tests): Add "pr12730".
(array_tests_pie): New.
(array_tests_static): Add -static for "static init array mixed".
Add "static pr12730".  Run array_tests_pie for Linux.

* ld-elf/init-mixed.c (ctor1007): Renamed to ...
(ctor1007a): This.
(ctor1007b): New.
(ctors1007): Remove ctor1007.  Add ctor1007b and ctor1007a.
(dtor1007): Renamed to ...
(dtor1007a): This.
(dtor1007b): New.
(dtors1007): Remove dtor1007.  Add dtor1007b and dtor1007a.
(ctor65535): Renamed to ...
(ctor65535a): This.
(ctor65535b): New.
(ctors65535): Remove ctor65535.  Add ctor65535b and ctor65535a.
(dtor65535): Renamed to ...
(dtor65535a): This.
(dtor65535b): New.
(dtors65535): Remove dtor65535.  Add dtor65535b and dtor65535a.

* ld-elf/pr12730.cc: New.
* ld-elf/pr12730.out: Likewise.

PR 12739
* libbfd.c (bfd_get_8, bfd_get_signed_8): Use const cast.
* bfd-in2.h: Regenerate.

* dw2gencfi.c (CUR_SEG, SET_CUR_SEG, HANDLED, SET_HANDLED): Define.
Use throughout in place of #if SUPPORT_FRAME_LINKONCE.
(struct fde_entry): Rename cseg to cur_seg.
(cfi_change_reg_numbers): Remove ATTRIBUTE_UNUSED.
(get_cfi_seg): Likewise.  Use if (SUPPORT_FRAME_LINKONCE) rather
that #if SUPPORT_FRAME_LINKONCE.
(cfi_finish): Likewise.

*** empty log message ***

daily update

ChangeLog:

* ppc-linux-tdep.c (ppu2spu_prev_register): Handle pseudo registers.
(ppu2spu_unwind_register): Mark pseudo registers unavailable.
* spu-tdep.c (op_selb): Use correct value.

testsuite/ChangeLog:

* gdb.cell/bt.exp: Delete breakpoints before running to signal
to avoid race condition.
* gdb.cell/coremaker.c: Use small stack size.
* gdb.cell/ea-standalone.exp: Use file name without path as
argument to c_to.
* gdb.cell/fork.exp: Allow other output when continuing to end.

* fhandler.h (fhandler_base::close_with_arch): Make non-virtual.
(fhandler_base::open_fs): Move closer to it's close counterpart.

* fhandler.cc (fhandler_base::dup): Avoid duping a handle when an fhandler has
an archetype.
* fhandler_console.cc (fhandler_console::invisible_console): Move to the top.
(fhandler_console::set_close_on_exec): Don't set close-on-exec on handle since
it's an archetype and you don't know how many things could be using it.

* spu-linux-nat.c (spu_symbol_file_add_from_memory): Add NULL
"parent" parameter to symbol_file_add_from_bfd call.

* fhandler.h (fhandler_dev_dsp): Cosmetic change.
* fhandler_tty.cc (fhandler_pty_master::process_slave_output): Put back
Sleep(10) for tty_master case.
* sigproc.cc (stopped_or_terminated): Don't consider a pid which has been
reaped to be terminated.

* new-features.sgml (ov-new1.7.10): Document sysinfo.

* sysconf.cc (sysinfo): New function.
* cygwin.din (sysinfo): Export.
* posix.sgml (std-gnu): Add sysinfo.
* include/sys/sysinfo.h (struct sysinfo): Define.
(sysinfo): Declare.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

2011-05-06  Sergio Durigan Junior  <sergiodj@linux.vnet.ibm.com>
    Thiago Jung Bauermann  <bauerman@br.ibm.com>

Implement support for PowerPC BookE masked watchpoints.

gdb/
* NEWS: Mention masked watchpoint support.  Create "Changed commands"
section.
* breakpoint.h (struct breakpoint_ops) <works_in_software_mode>: New
method.  Initialize to NULL in all existing breakpoint_ops instances.
(struct breakpoint) <hw_wp_mask>: New field.
* breakpoint.c (is_masked_watchpoint): Add prototype.
(update_watchpoint): Don't set b->val for masked watchpoints.  Call
breakpoint's breakpoint_ops.works_in_software_mode if available.
(watchpoints_triggered): Handle the case of a hardware masked
watchpoint trigger.
(watchpoint_check): Likewise.
(works_in_software_mode_watchpoint): New function.
(insert_masked_watchpoint, remove_masked_watchpoint)
(resources_needed_masked_watchpoint)
(works_in_software_mode_masked_watchpoint, print_it_masked_watchpoint)
(print_one_detail_masked_watchpoint, print_mention_masked_watchpoint)
(print_recreate_masked_watchpoint, is_masked_watchpoint): New
functions.
(masked_watchpoint_breakpoint_ops): New structure.
(watch_command_1): Check for the existence of the `mask' parameter.
Set b->ops according to the type of hardware watchpoint being created.
* ppc-linux-nat.c (ppc_linux_insert_mask_watchpoint)
(ppc_linux_remove_mask_watchpoint)
(ppc_linux_masked_watch_num_registers): New functions.
(_initialize_ppc_linux_nat): Initialize to_insert_mask_watchpoint,
to_remove_mask_watchpoint and to_masked_watch_num_registers.
* target.c (update_current_target): Mention to_insert_mask_watchpoint,
to_remove_mask_watchpoint, and to_masked_watch_num_registers.
(target_insert_mask_watchpoint, target_remove_mask_watchpoint)
(target_masked_watch_num_registers): New functions.
* target.h (struct target_ops) <to_insert_mask_watchpoint>,
<to_remove_mask_watchpoint>, <to_masked_watch_num_registers>: New
methods.
(target_insert_mask_watchpoint, target_remove_mask_watchpoint)
(target_masked_watch_num_registers): Add prototypes.

gdb/doc/
* gdb.texinfo (Set Watchpoints): Document mask parameter.
(PowerPC Embedded): Mention support of masked watchpoints.

* libc/minires-os-if.c (get_dns_info): Drop printing uninitialized
value of dwRetVal in debug output.

gdb/testsuite/
* gdb.threads/corethreads.c: New file.
* gdb.threads/corethreads.exp: New file.

gdb/testsuite/
* gdb.threads/gcore-thread.exp (objfile, opts): New variables.
Try to compile the test using -Wl,-z,norelro first.
(load_core): New variable libthread_db_seen, initialize it.
(zeroed-threads cannot be listed): Protect it by XFAIL on
!$libthread_db_seen.

gdb/
PR 12573
* dwarf2read.c (struct dwarf2_cu): New field has_loclist.
(producer_is_gcc_ge_4_0): New function.
(process_full_comp_unit): Set also symtab->locations_valid.  Move the
symtab->language code.
(var_decode_location): Set cu->has_loclist.
* symtab.c (skip_prologue_sal): New variables saved_pc, force_skip and
skip.  Intialize force_skip from locations_valid.  Move the prologue
skipping code into two passes.
* symtab.h (struct symtab): Make the primary field a bitfield.  New
field locations_valid.

gdb/testsuite/
PR 12573
* gdb.dwarf2/dw2-skip-prologue.S: New file.
* gdb.dwarf2/dw2-skip-prologue.c: New file.
* gdb.dwarf2/dw2-skip-prologue.exp: New file.

* layout.cc (Layout::layout): If the output section flags change,
update the ordering.

2011-05-06  Tristan Gingold  <gingold@adacore.com>

* read.c (s_comm_internal): Remove code for OBJ_VMS.
(s_data): Ditto.
(s_text): Ditto.
* write.c (write_object_file): Ditto.
* symbols.c (define_sym_at_dot): Ditto.
(colon): Ditto.

* objcopy.c (copy_archive): Check bfd_openw result in unknown object
case.  Rewrite without goto.

gdb/
* c-exp.y (qualified_name): Call destructor_name_p with $1.type.
(classify_inner_name): Call cp_lookup_nested_type with
yylval.tsym.type.
* cp-namespace.c (cp_lookup_nested_type): New variable
saved_parent_type.  Call CHECK_TYPEDEF for parent_type.  Call
type_name_no_tag_or_error with saved_parent_type.
* dwarf2read.c (load_partial_dies): Read in any children of
DW_TAG_typedef with complaint in such case.
* gdbtypes.c (type_name_no_tag_or_error): New function.
* gdbtypes.h (type_name_no_tag_or_error): New prototype.
* valops.c (destructor_name_p): New comment for parameter type.  Remove
type const.  Make dname and cp const.  Call type_name_no_tag_or_error.
* value.h (destructor_name_p): Remove type const.

gdb/
* symtab.c (compare_symbol_name): New function.
(completion_list_add_name, expand_partial_symbol_name): Call it,
remove the variable ncmp.
(default_make_symbol_completion_list_break_on): Reduce SYM_TEXT_LEN,
gdb_assert it.

gdb/testsuite/
* gdb.cp/psymtab-parameter.cc: New file.
* gdb.cp/psymtab-parameter.exp: New file.

gdb/testsuite/
Fix a race.
* gdb.cp/static-print-quit.exp (print c): Split to ...
(print c - <return>, print c - q <return>, print c - to quit):
... these.  Make the testfile untested on gdb-7.1.

* fhandler.h (fhandler_socket::read): Declare.
(fhandler_socket::write): Declare.
* fhandler_procsys.cc (fhandler_procsys::read): Add FIXME comment.
(fhandler_procsys::write): Ditto.
* fhandler_socket.cc (fhandler_socket::read): New method.
(fhandler_socket::write): New method.
* syscalls.cc: Rearrange order of read/write functions.
(read): Call fhandler read method directly instead of just readv.
(readv): Remove EINTR loop.  This is done in all affected fhandler's
now.
(write): Call fhandler write method directly instead of just writev.
Fix debug output.

2011-05-06  Tristan Gingold  <gingold@adacore.com>

* scripttempl/alphavms.sc (CODE): Add *$CODE*.

2011-05-06  Tristan Gingold  <gingold@adacore.com>

* vms-alpha.c (evax_section_flags): Remove SEC_IN_MEMORY.
(_bfd_vms_slurp_egsd): Rename old_flags to vms_flags.  Handle
any code section.  Add comments.
(alpha_vms_object_p): Use void * instead of PTR.
(alpha_vms_create_eisd_for_section): Fix test for setting DZRO.
(build_module_list): Guard against no DST section.  Add comments.
(alpha_vms_link_output_symbol): Discard undefined symbols.
(alpha_vms_get_section_contents): Simply memcpy if the section was
already loaded.  Fix typo.
(vms_new_section_hook): Use void * instead of PTR.
(vms_alpha_vec): Ditto.

bfd/
* elf32-arm.c (cortex_a8_erratum_scan): If the stub is a Thumb
branch to a PLT entry, redirect it to the PLT's Thumb entry point.

ld/testsuite/
* ld-arm/cortex-a8-fix-b-plt.s, ld-arm/cortex-a8-fix-b-plt.d,
ld-arm/cortex-a8-fix-bcc-plt.s, ld-arm/cortex-a8-fix-bcc-plt.d,
ld-arm/cortex-a8-fix-bl-plt.s, ld-arm/cortex-a8-fix-bl-plt.d,
ld-arm/cortex-a8-fix-blx-plt.s, ld-arm/cortex-a8-fix-blx-plt.d,
ld-arm/cortex-a8-fix-plt.ld: New tests.
* ld-arm/arm-elf.exp: Run them.

daily update

*** empty log message ***

Demote to sw watchpoint only in update_watchpoint.
* breakpoint.c (update_watchpoint): Change between software and
hardware watchpoint for all kinds of watchpoints, not just
read/write ones.  Determine b->exact value here instead of
in watch_command_1.  Error out if there are not enough resources
for a read or access hardware watchpoint.
(watch_command_1): Remove logic of checking whether there are
enough resources available, since update_watchpoint will do that
work now.  Don't set b->exact here.  Catch exceptions thrown by
update_watchpoint and delete the watchpoint.
(can_use_hardware_watchpoint): Remove exact_watchpoints argument.
Use target_exact_watchpoints instead.
(delete_breakpoint): Notify observers only if deleted watchpoint
has a breakpoint number assigned to it.

* cygheap.cc (cygheap::close_ctty): Close ctty via close_with_arch().
* debug.cc (close_handle): Call debugger on failure.
* devices.in (device::tty_to_real_device): Delete.
* devices.h (device::tty_to_real_device): Ditto.
* devices.cc: Regenerate.
* dtable.cc: Delete old ifdef'ed vfork code.
(dtable::release): Don't handle archetype here.
(dtable::init_std_file_from_handle): Consolidate console tests.  Generate
major/minor for tty ASAP.  Fix incorrect setting of DEV_TTYS* for serial.
(fh_alloc): New function derived from build_fh_pc.  Pass current tty when
building tty.
(build_pc_pc): Use fh_alloc to create.  Set name from fh->dev if appropriate.
Generate an archetype or point to one here.
(dtable::dup_worker): Deal with archetypes.  Rely on = operator copying whole
class rather than just fhandler_base.
(dtable::fixup_after_exec): Call close_with_arch to handle closing of fhandlers
with archetypes.
* fhandler.cc (fhandler_base::operator =): Call memcpy with fhandler's size()
rather than sizeof fhandler_base.
(fhandler_base::open_with_arch): New function.  Handles opening of fhandler's
with archetypes, dealing with usecounts, etc.
(fhandler_base::close_with_arch): Ditto for close.
* fhandler.h: Many changes for archetypes.
(fhandler_base::set_name): Set both normalized path and regular path.
(fhandler_base::open_with_arch): New function.
(fhandler_base::open_setup): Ditto.
(fhandler_base::use_archetype): Ditto.
(fhandler_base::_archetype_usecount): Ditto.
(fhandler_*::size): Ditto.
(fhandler_dev_tape::open): Remove virtual decoration.
(fhandler_console::use_archetype): New function.  Return true.
(fhandler_console::open_setup): New function.
(fhandler_console::dup): Delete.
(fhandler_tty_slave::fhandler_tty_slave): Redeclare to take an argument.
(fhandler_tty_slave::use_archetype): New function.  Return true.
(fhandler_tty_slave::cleanup): New function.
(fhandler_pty_master::use_archetype): New function.  Return true.
(fhandler_pty_master::cleanup): New function.
(fhandler_pty_master::is_tty_master): New function.  Return false.
(fhandler_tty_master::is_tty_master): New function.  Return true.
(fhandler_dev_dsp::fhandler_dev_dsp): New function.  Return true.
(report_tty_counts): Only report on archetype's usecount if there is one.
* fhandler_console.cc (fhandler_console::get_tty_stuff): Remove handling of
setsid, set_ctty, set_flags, and manage_console_count.
(fhandler_console::open_setup): New function.  Implement functionality removed
from get_tty_stuff.
(fhandler_console::dup): Delete.
(fhandler_console::output_tcsetattr): Set errno on error.
(fhandler_console::fhandler_console): Set device early.
(fhandler_console::init): Use open_with_arch to open console handles.
(fhandler_console::fixup_after_fork_exec): Nuke most of the stuff for dealing
with console handles.
* fhandler_dsp.cc (fhandler_dev_dsp::open): Remove archetype handling.
(fhandler_dev_dsp::write): Ditto.
(fhandler_dev_dsp::read): Ditto.
(fhandler_dev_dsp::close): Ditto.
(fhandler_dev_dsp::dup): Ditto.
(fhandler_dev_dsp::ioctl): Ditto.
(fhandler_dev_dsp::fixup_after_fork): Ditto.
(fhandler_dev_dsp::fixup_after_exec): Ditto.
* fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Add a little
more debugging.
(fhandler_tty_common::__release_output_mutex): Ditto.
(fhandler_pty_master::process_slave_output): Ditto.  Don't do signal handling
or pthread_cancel handling in the tty master thread.
(process_output): Minor reorg.
(fhandler_tty_slave::fhandler_tty_slave): Set device based on new ntty
argument.
(fhandler_tty_slave::open): Remove archetype handling.  Move some processing
into open_setup().
(fhandler_tty_slave::open_setup): New function.
(fhandler_tty_slave::cleanup): New function.
(fhandler_tty_slave::close): Remove archetype handling.  Move some processing
into cleanup().
(fhandler_tty_slave::init): Rename argument from f to h.  Open device using
open_with_arch().  Remove archetype handling.
(fhandler_pty_master::dup): Ditto.
(fhandler_pty_master::open): Ditto.
(fhandler_pty_master::close): Ditto.  Move some handling to cleanup().
(fhandler_pty_master::cleanup): New function.
(fhandler_tty_master::init_console): Give unique name to captive console
fhandler.
* pinfo.cc (_pinfo::set_ctty): Rename argument from arch to fh.  Eliminate
archetype assumption.
* syscalls.cc (close_all_files): Use close_with_arch for closing.
(open): Use open_with_arch() rather than open().
(close): Use close_with_arch() rather than close().

* pinfo.h (class push_process_state): New class to push a process state
flag temporarily into myself->process_state.
* fhandler_console.cc (fhandler_console::read): Add push_process_state
handler.
(fhandler_console::write): Call bg_check from here.  Add
push_process_state handler.
* fhandler_tty.cc (fhandler_tty_slave::write): Ditto.
(fhandler_tty_slave::read): Ditto.
(fhandler_pty_master::write): Ditto.
(fhandler_pty_master::read): Ditto.
* syscalls.cc (readv): Remove bg_check call and setting process state.
(writev): Ditto.

* syscalls.cc (readv): Add myfault handler.  Don't check repeatedly
open state of file handler.  Streamline loop.
(writev): Add myfault handler.

* fhandler.cc (fhandler_base_overlapped::raw_read): Rename from
read_overlapped.
(fhandler_base_overlapped::raw_e): Rename from write_overlapped.
* fhandler.h (fhandler_*::raw_read): Add reparm decoration.
(fhandler_*::raw_write): Ditto.
(fhandler_base_overlapped::raw_read): Rename from read_overlapped.
(fhandler_base_overlapped::raw_write): Rename from write_overlapped.
(fhandler_pipe::raw_read): Delete.
(fhandler_pipe::raw_write): Ditto.
(fhandler_mailslot::raw_read): Ditto.
* fhandler_fifo.cc (fhandler_fifo::raw_read): Reflect read_overlapped ->
raw_read rename.
(fhandler_fifo::raw_write): Ditto.
* fhandler_mailslot.cc (fhandler_mailslot::raw_read): Delete.
(fhandler_mailslot::raw_write): Reflect read_overlapped -> raw_read rename.
* pipe.cc (fhandler_pipe::raw_read): Delete.
(fhandler_pipe::raw_write): Ditto.

fix typo

* lib/gdb.exp (exec_target_file, exec_symbol_file,
gdb_rename_execfile, gdb_touch_execfile): New.
* gdb.base/reread.exp: Use new procs to handle multiple
exec files.

* MAINTAINERS: Add myself as a write-after-approval maintainer.

bfd/
* elf32-tic6x.c (elf32_tic6x_final_link): New function.
(elf32_tic6x_merge_attributes): Do not warn for PID or PIC
mismatch.  Choose the lower of the two values.
(bfd_elf32_bfd_final_link): New macro.

ld/testsuite/
* ld-tic6x/shared-nopic.d: New test.
* ld-tic6x/shared-nopid.d: New test.
* ld-tic6x/attr-pid-21.d: Don't expect a warning; check readelf
output instead.
* ld-tic6x/attr-pid-12.d: Likewise.
* ld-tic6x/attr-pic-01.d: Likewise.
* ld-tic6x/attr-pic-10.d: Likewise.
* ld-tic6x/attr-pid-01.d: Likewise.
* ld-tic6x/attr-pid-10.d: Likewise.
* ld-tic6x/attr-pid-02.d: Likewise.
* ld-tic6x/attr-pid-20.d: Likewise.
* ld-tic6x/got-reloc-inrange.d: Pass -mpic and -mpid options to gas.

2011-05-05  Jerome Guitton  <guitton@adacore.com>

* i386-tdep.c (i386_in_stack_tramp_p, i386_stack_tramp_frame_sniffer):
New functions.
(i386_stack_tramp_frame_unwind): New static global.
(i386_match_pattern): New function, extracted from i386_match_insn.
(i386_match_insn): Use i386_match_pattern.
(i386_match_insn_block): New function.
(i386_tramp_chain_in_reg_insns)
(i386_tramp_chain_on_stack_insns): New static variables.
(i386_gdbarch_init): Add i386_stack_tramp_frame_unwind to list
of unwinders.

* fork.cc (fork): Clear PID_REAPED.
* pinfo.cc (pinfo_init): Ditto.
(pinfo::init): Check for PID_REAPED.
* sigproc.cc (stopped_or_terminated): Ditto.

* pinfo.cc (_pinfo::exists): Check for PID_REAPED.

Fix typo.

* fhandler_disk_file.cc (fhandler_disk_file::pread): Correctly return
with errno set to EBADF if file open mode is incorrect.
(fhandler_disk_file::pwrite): Ditto.

* dw2gencfi.c (SUPPORT_FRAME_LINKONCE): Define.  Use throughout
file to conditionally compile code added 2011-04-26.
(cfi_change_reg_numbers): Add ATTRIBUTE_UNUSED on params only used
when SUPPORT_FRAME_LINKONCE.
(get_cfi_seg): Likewise.  Reintroduce old code for when not
SUPPORT_FRAME_LINKONCE.
(cfi_finish): Move get_cfi_seg calls out of loop when not
SUPPORT_FRAME_LINKONCE.  Avoid unused var warning.

* configure.ac (alpha*-dec-osf*, i[[3456789]]86-*-rdos*,
sh*-*-pe|mips*-*-pe|arm-wince-pe, sparc-*-sunos4*, *-*-aix*,
*-*-beos*, *-*-chorusos, *-*-dragonfly*, *-*-freebsd*, *-*-linux*
| *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu, *-*-lynxos*,
*-*-mingw*, *-*-netbsd*, *-*-netware*, *-*-tpf*, *-*-uclinux*,
*-*-vxworks*): Disable newlib and libgloss in separate case
statement.
(i[[3456789]]86-*-linux*): Move logic allowing newlib to be built
to separate case statement.
(*-*-chorusos, *-*-dragonfly*, *-*-freebsd*, *-*-netbsd*,
*-*-netware*, *-*-tpf*, *-*-uclinux*, *-*-vxworks*,
alpha*-dec-osf*, alpha*-*-linux*, am33_2.0-*-linux*, sh-*-linux*,
sh*-*-pe|mips*-*-pe|*arm-wince-pe, arm-*-coff, arm-*-elf* |
arm*-*-eabi*, arm*-*-linux-gnueabi, arm*-*-symbianelf*, avr-*-*,
bfin-*-*, cris-*-* | crisv32-*-*, frv-*-*, i[[3456789]]86-*-coff |
i[[3456789]]86-*-elf, i[[3456789]]86-w64-mingw*,
i[[3456789]]86-*-mingw*, x86_64-*-mingw*,
i[[3456789]]86-*-interix*, i[[3456789]]86-*-beos*,
i[[3456789]]86-*-rdos*, m32r-*-*,
m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*, m68k-*-elf*, m68*-*-*
| fido-*-*, powerpc-*-aix*, powerpc-*-beos*, powerpc-*-eabi,
powerpc-*-eabi* | powerpcle-*-eabi* | powerpc-*-rtems*,
rs6000-*-lynxos*, rs6000-*-aix*, mips*-*-linux*, sparclet-*-aout*
| sparc86x-*-*, sparc-*-elf*, sparc64-*-elf*, sparclite-*-*,
sparc-*-sunos4*, sparc-*-solaris* | sparc64-*-solaris* |
sparcv9-*-solaris*, *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu |
*-*-kopensolaris*-gnu, *-*-lynxos*, *-*-*): Don't disable newlib
and libgloss in main case over targets.  Remove most empty cases
in main case over targets.
* configure: Regenerate.

* fhandler.cc (is_at_eof): Drop static storage class.  Drop err
parameter since we don't change the Win32 error here anymore.
(fhandler_base::raw_read): Accommodate change to is_at_eof.

* fhandler_disk_file.cc (fhandler_disk_file::pread): In binary mode use
direct call to NtReadFile, rather than lseek/read.
(fhandler_disk_file::pwrite): In binary mode use direct call to
NtWriteFile, rather than lseek/write.

* dcrt0.cc (dll_crt0_1): Reset locale to "C" even when dynamically
loaded.

* posix.sgml (std-notimpl): Remove bsd_signal, setcontext, and
swapcontext, marked obsolete in SUSv3 and not present in SUSv4.

* fhandler_registry.cc (fhandler_registry::exists): Fix regression
in EACCES handling.
(fhandler_registry::open): Fix "%val" case.

2011-05-05  Yao Qi  <yao@codesourcery.com>

* gdb.arch/arm-disp-step.S(test_ldr_literal): New.
(test_adr_32bit, test_pop_pc): New.
* gdb.arch/arm-disp-step.exp (test_ldr_literal): New.
(test_adr_32bit, test_pop_pc): New.

* signal.cc (_pinfo::kill): Return success on kill(0) only if pid exists or is
in PID_EXITED state.  Report pid 0 when pid does not exist rather than pid -1.
Make debug output reflect actual function call.
* sigproc.cc (stopped_or_terminated): Set process state to reaped when we've
finished waiting for it.
* include/sys/cygwin.h (PID_REAPED): New enum.

daily update

*** empty log message ***

* new-features.sgml (ov-new1.7.10): Document psiginfo, psignal,
and sys_siglist.

* cygwin.din (psiginfo): Export.
(psignal): Export.
(sys_siglist): Export.
* posix.sgml (std-notimpl): Move psiginfo and psignal from here...
(std-susv4): ... to here.
(std-deprec): Add sys_siglist.
* strsig.cc (sys_siglist): New array.
(psiginfo): New function.
* include/cygwin/signal.h (sys_siglist): Declare.
(psiginfo): Declare.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.

* configure.ac: Remove code setting special library locations for
hppa*64*-*-hpux11*.  Remove code setting compiler for
sparc-sun-solaris2*.
* configure: Regenerate.

* linux-low.c (linux_join): Skip process lookup.
* spu-low.c (spu_join): Ditto.
* server.c (join_inferiors_callback): Delete.
(process_serial_event): For 'D' packet (detach) call join_inferior
directly.

gdb:
* configure.host (xscale*): Don't handle target.
* configure.tgt (thumb*-*-* | strongarm*-*-* | xscale-*-*): Don't
handle targets.

gdb/gdbserver:
* README: Don't mention xscale*-*-linux*.
* configure.srv (xscale*-*-linux*): Don't handle target.

gdb/testsuite:
* gdb.base/a2-run.exp (strongarm-*-coff): Don't handle target.
* gdb.base/float.exp (xscale*-*-*, strongarm*-*-*): Don't handle
targets.
* gdb.base/long_long.exp (xscale*-*-*, strongarm*-*-*): Don't
handle targets.

sim:
* configure.tgt (thumb*-*-* | strongarm*-*-* | xscale-*-*): Don't
handle targets.
* configure: Regenerate.

sim/testsuite:
* configure: Regenerate.
* sim/arm/allinsn.exp (xscale*-*-*): Don't handle target.
* sim/arm/misc.exp (thumb*-*-*, xscale*-*-*): Don't handle
targets.
* sim/arm/iwmmxt/iwmmxt.exp: Test for arm*-*-* instead of
xscale*-*-*.
* sim/arm/thumb/allthumb.exp (thumb*-*-*): Don't handle target.
* sim/arm/xscale/xscale.exp: Test for arm*-*-* instead of
xscale*-*-*.

* dll_list::detach (dll_list::detach): Avoid doing anything with detach during
a failing fork.

* dll_init.cc (dll_global_dtors): Avoid calling destructors during failing
fork().

gdb/testsuite/
* gdb.base/completion.exp (complete help info wat): Rename to ...
(complete 'help info wat'): ... here.
Remove all `-re ".*' and `-re "^.*' redundant regexes.
(complete 'p 'arg', complete (2) 'p 'arg'): Remove redundant backslash.

2011-05-04  Pedro Alves  <pedro@codesourcery.com>

* gdb.base/completion.exp: Use gdb_test_multiple instead of
gdb_test and explicit $gdb_prompt/timeout matches.

* fhandler.h (class fhandler_base): Remove uninterruptible_io status
flag.
(fhandler_base::ready_for_read): Remove declaration.
(fhandler_socket::ready_for_read): Ditto.
(fhandler_pipe::ready_for_read): Ditto.
(fhandler_tty_master::is_slow): Remove.
* fhandler_console.cc (fhandler_console::open): Drop setting
uninterruptible_io.
* fhandler_serial.cc (fhandler_serial::open): Ditto.
* fhandler_tty.cc (fhandler_tty_slave::fhandler_tty_slave): Ditto.
(fhandler_tty_master::init_console): Ditto.
* pipe.cc (fhandler_pipe::fhandler_pipe): Ditto.
(fhandler_pipe::open): Ditto.
(_pipe): Ditto.
* select.cc (fhandler_pipe::ready_for_read): Remove.
(fhandler_base::ready_for_read): Remove.
* syscalls.cc (readv): Drop unneeded wait variable.  Remove entire test
which might lead to calling ready_for_read.  Remove now unused label
out.

* fhandler.h (class fhandler_mailslot): Move down in file and change
parent class to fhandler_base_overlapped.  Remove declaration of
method write.  Add declaraiotns for raw_read and raw_write.
* fhandler_mailslot.cc (fhandler_mailslot::fhandler_mailslot): Call
fhandler_base_overlapped constructor.
(fhandler_mailslot::fstat): Call fhandler_base_overlapped::fstat.
(fhandler_mailslot::open): Drop FILE_SYNCHRONOUS_IO_NONALERT flag from
call to NtOpenFile.
(fhandler_mailslot::raw_read): New method.
(fhandler_mailslot::raw_write): Ditto.  Take over length algorithm from
former write method.
(fhandler_mailslot::write): Remove.
(fhandler_mailslot::ioctl): Call fhandler_base_overlapped::ioctl.

* fhandler.h (fhandler_dev_tape::_lock): Add bool parameter.
* fhandler_tape.cc (lock): Call _lock with false argument.
(_lock): Take bool cancelable parameter.  Handle O_NONBLOCK.
Make cancelable if cancelabe parameter is true.
(fhandler_dev_tape::raw_read): Call _lock with true argument.
(fhandler_dev_tape::raw_write): Ditto.

* fhandler_dsp.cc (fhandler_dev_dsp::Audio): Add fh member.
(fhandler_dev_dsp::Audio_out::Audio_out): Take pointer to encapsulating
fhandler_dev_dsp as parameter.
(fhandler_dev_dsp::Audio_in::Audio_in): Ditto.
(fhandler_dev_dsp::Audio::Audio): Take pointer to encapsulating
fhandler_dev_dsp as parameter and store in fh.
(fhandler_dev_dsp::Audio_out::write): Change return type to int and
return number of bytes written.  Return -1 if waitforspace returns false
and no bytes have been written so far.
(fhandler_dev_dsp::Audio_out::waitforspace): Change return type to bool.
Handle O_NONBLOCK.  Make waiting loop interruptible and cancelable.
Return false in any of these cases, otherwise true.
(fhandler_dev_dsp::Audio_in::read): Set returned nBytes to -1 if
waitfordata returns false and nothing has been read so far.
(fhandler_dev_dsp::Audio_in::waitfordata): Change return type to bool.
Handle O_NONBLOCK.  Make waiting loop interruptible and cancelable.
Return false in any of these cases, otherwise true.
(fhandler_dev_dsp::write): Call Audio_out constructor with this as
parameter.
(fhandler_dev_dsp::read): Call Audio_in constructor with this as
parameter.

* libc/include/signal.h (psignal): Declare.
* libc/sys/linux/psignal.c: Move from here...
* libc/signal/psignal.c: ... to here. Document.
* libc/sys/linux/Makefile.am (GENERAL_SOURCES): Move psignal.c from here...
* libc/signal/Makefile.am (LIB_SOURCES): ... to here.
(CHEWOUT_FILES): Add psignal.def.
* libc/sys/linux/Makefile.in: Regenerate.
* libc/signal/Makefile.in: Ditto.
* libc/signal/signal.tex: Add references to psignal.

include/coff
2011-05-04  Tristan Gingold  <gingold@adacore.com>

* rs6000.h (union external_auxent): Add x_ftype field.
* rs6k64.h: (struct external_auxent): Remap x_file field.

bfd/
2011-04-28  Tristan Gingold  <gingold@adacore.com>

* coff-rs6000.c (_bfd_xcoff_swap_aux_in): Adjust for x_file.
(bfd_xcoff_swap_aux_out): Ditto.
* coff64-rs6000.c (_bfd_xcoff64_swap_aux_in): Ditto.
(bfd_xcoff64_swap_aux_out): Ditto.

* configure.ac: Separate libgloss_dir settings from general case
over targets.
* configure: Regenerate.

* libc/locale/lmessages.h (__messages_load_locale): Declare.  Remove
accidental declaration of __numeric_load_locale.
* libc/locale/locale.c: Include timelocal.h to get declaration of
__time_load_locale.
(__set_locale_from_locale_alias): Fix return type.
(__locale_msgcharset): Avoid compiler warnings.
(_localeconv_r): Ditto.

Cygwin-specific patch from Andy Koppe:
* libc/locale/locale.c (current_categories): On Cygwin, set LC_CTYPE
to C.UTF-8 to match initial __wctomb and __mbtowc settings.
(lc_ctype_charset): On Cygwin, initialize to "UTF-8".
(loadlocale): Remove unused Cygwin-specifc code.

2011-05-04  Tristan Gingold  <gingold@adacore.com>

* emultempl/generic.em (ld_${EMULATION_NAME}_emulation): Add
LDEMUL_ADD_OPTIONS and LDEMUL_HANDLE_OPTION.
* emultempl/vms.em (OPTION_IDENTIFICATION): New macro.
(gld${EMULATION_NAME}_add_options): New function.
(gld${EMULATION_NAME}_list_options): Ditto.
(gld${EMULATION_NAME}_handle_option): Ditto.
(LDEMUL_ADD_OPTIONS, LDEMUL_HANDLE_OPTION)
(LDEMUL_LIST_OPTIONS): Define.

2011-05-04  Tristan Gingold  <gingold@adacore.com>

* rs6000.h (struct external_exceptab): New struct.
(EXCEPTSZ): New macro.
* rs6k64.h: (struct external_exceptab): New struct.
(EXCEPTSZ): New macro.

2011-05-04  Yao Qi  <yao@codesourcery.com>

* gdb.arch/arm-disp-step.S: Fix usage of macros __thumb__
and __thumb2__.