Chao-ying Fu [Thu, 6 Nov 2008 19:40:10 +0000 (19:40 +0000)]
2008-11-06 Chao-ying Fu <fu@mips.com>
* mips-opc.c (synciobdma, syncs, syncw, syncws): Move these
before sync.
(sync): New instruction with 5-bit sync type.
* mips-dis.c (print_insn_args: Add case '1' to print 5-bit values.
Tom Tromey [Thu, 6 Nov 2008 14:10:46 +0000 (14:10 +0000)]
* configure, config.in: Rebuild.
* configure.in: Check for fileno.
* bfdio.c (close_on_exec): New function.
(real_fopen): Use it.
(FD_CLOEXEC): New define.
Tristan Gingold [Thu, 6 Nov 2008 13:03:43 +0000 (13:03 +0000)]
2008-11-06 Tristan Gingold <gingold@adacore.com>
* mach-o.h (BFD_MACH_O_NO_SECT): Add; reorders the macros.
(BFD_MACH_O_SYM_NTYPE, BFD_MACH_O_SYM_NSECT,
BFD_MACH_O_SYM_NDESC): New macros.
(bfd_mach_o_i386_thread_flavour): Define according to the latest
definition from system header.
(bfd_mach_o_load_command_type): Add BFD_MACH_O_LC_RPATH,
BFD_MACH_O_LC_CODE_SIGNATURE.
(BFD_MACH_O_SECTION_TYPE_MASK, BFD_MACH_O_SECTION_ATTRIBUTES_MASK,
BFD_MACH_O_SECTION_ATTRIBUTES_SYS, BFD_MACH_O_SECTION_ATTRIBUTES_USR,
BFD_MACH_O_S_ATTR_LOC_RELOC, BFD_MACH_O_S_ATTR_EXT_RELOC,
BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS, BFD_MACH_O_S_ATTR_DEBUG,
BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS): Add.
(bfd_mach_o_segment_command): Add room for a nul terminator in
segname field.
(BFD_MACH_O_PROT_READ, BFD_MACH_O_PROT_WRITE,
BFD_MACH_O_PROT_EXECUTE): Add.
(INDIRECT_SYMBOL_LOCAL): Renames to BFD_MACH_O_INDIRECT_SYMBOL_LOCAL.
(INDIRECT_SYMBOL_ABS): Renames to BFD_MACH_O_INDIRECT_SYMBOL_ABS.
(bfd_mach_o_uuid_command): Add the structure.
(bfd_mach_o_load_command): Add uuid field.
(bfd_get_mach_o_data): New macro.
* mach-o.c (bfd_mach_o_bfd_print_private_bfd_data): New function which
replaces the macro.
(SECTION_TYPE, SECTION_ATTRIBUTES, SECTION_ATTRIBUTES_USR,
S_ATTR_PURE_INSTRUCTIONS, SECTION_ATTRIBUTES_SYS,
S_ATTR_SOME_INSTRUCTIONS, S_ATTR_EXT_RELOC, S_ATTR_LOC_RELOC): Renamed
and moved to mach-o.h.
(N_STAB, N_TYPE, N_EXT, N_UNDF, N_ABS, N_TEXT, N_DATA, N_BSS,
N_SECT, N_INDR): Removed as they duplicated macros in mach-o.h.
(bfd_mach_o_print_symbol): Print much more details.
(bfd_mach_o_make_bfd_section): Add prot argument, use canonical
dwarf name for dwarf sections. Precisely set section flags.
(bfd_mach_o_scan_read_section_32): Add prot argument.
(bfd_mach_o_scan_read_section_64): Ditto.
(bfd_mach_o_scan_read_section): Ditto.
(bfd_mach_o_scan_read_symtab_symbol): Set section for debugging
stabs, set BSF_GLOBAL and LOCAL flags correctly. Fix section
for N_SECT symbols.
(bfd_mach_o_i386_flavour_string): Reindent and adjust for new
names.
(bfd_mach_o_scan_read_symtab): Set HAS_SYMS flags on bfd if there
are symbols.
(bfd_mach_o_scan_read_uuid): New function.
(bfd_mach_o_scan_read_segment): Add a trailing nul. Segments
flags are now simply HAS_CONTENTS. Pass protection to
bfd_mach_o_scan_read_section.
(bfd_mach_o_scan_read_command): Decode UUID command.
(bfd_mach_o_flatten_sections): Add comments. Fix flavour names.
(bfd_mach_o_scan): Set flags according to file type.
(mach_o_fat_archentry): Remove abfd field.
(bfd_mach_o_archive_p): Remove initialization of abfd field.
(bfd_mach_o_openr_next_archived_file): Find previous archive
by position and not by bfd (as former bfds may have been freed).
Give architecture name to archived file.
* mach-o-target.c (TARGET_NAME): Use generic archive for non fat
targets.
* options.cc (General_options::parse_dynamic_list): New function.
* options.h (General_options): New flags dynamic_list,
dynamic_list_data, dynamic_list_cpp_new, and
dynamic_list_cpp_typeinfo. New variable dynamic_list_.
(General_options::in_dynamic_list): New function.
* script.cc (Lex::Mode): New enum DYNAMIC_LIST.
(Lex::can_start_name): Add support for DYNAMIC_LIST mode.
(Lex::can_continue_name): Likewise.
(yylex): Likewise.
(read_script_file): New parameter script_options.
(read_dynamic_list): New function.
(Script_options::define_dynamic_list): New function.
(dynamic_list_keyword_parsecodes): New variable.
(dynamic_list_keywords): New variable.
* script.h (Script_options::define_dynamic_list): New function
prototype.
(read_dynamic_list): New function prototype.
* symtab.cc (strprefix): New macro.
(Symbol::should_add_dynsym_entry): Support dynamic_list,
dynamic_list_data, dynamic_list_cpp_new, and
dynamic_list_cpp_typeinfo.
* yyscript.y (PARSING_DYNAMIC_LIST): New token.
(dynamic_list_expr): New rule.
(dynamic_list_nodes): Likewise.
(dynamic_list_node): Likewise.
* testsuite/Makefile.am (dynamic_list): New test.
* testsuite/Makefile.in: Regenerated.
* testsuite/dynamic_list.t: New file.
* testsuite/dynamic_list.sh: New file.
Pedro Alves [Wed, 5 Nov 2008 20:23:07 +0000 (20:23 +0000)]
* defs.h (add_inferior_continuation)
(do_all_inferior_continuations)
(discard_all_inferior_continuations): Declare.
* utils.c (add_inferior_continuation)
(do_all_inferior_continuations)
(discard_all_inferior_continuations): New.
* inferior.h (struct inferior) <continuations>: New field.
* inferior.c (free_inferior): Discard all the inferior
continuations.
* inf-loop.c (inferior_event_handler): Do all current inferior
continuations.
* infcmd.c (attach_command): Register an inferior continuation
instead of a thread continuation.
* infrun.c (handle_inferior_event): If stop_soon is
STOP_QUIETLY_NO_SIGSTOP, also expect a TARGET_SIGNAL_0.
Bob Wilson [Tue, 4 Nov 2008 23:11:02 +0000 (23:11 +0000)]
2008-11-04 Sterling Augustine <sterling@tensilica.com>
* config/tc-xtensa.c (xtensa_j_opcode): New.
(xg_instruction_matches_option_term): Handle "FREEREG" option.
(xg_build_to_insn): Likewise. Update renamed tls_reloc reference.
(md_begin): Initialize xtensa_j_opcode.
(md_assemble): Update renamed tls_reloc reference. Handle "j.l".
(xg_assemble_vliw_tokens): Save free_reg info in the frag.
(tinsn_immed_from_frag): Get free_reg info back out of the frag.
(vinsn_to_insnbuf): Update renamed tls_reloc references.
Distinguish extra argument for "FREEREG" from extra TLS argument.
* config/tc-xtensa.h (struct xtensa_frag_type): Add free_reg field.
* config/xtensa-istack.h (struct tinsn_struct): Rename tls_reloc
field to extra_arg.
* config/xtensa-relax.c (widen_spec_list): Add rules to relax "j.l".
(build_transition): Handle "FREEREG" operand.
* config/xtensa-relax.h (enum op_type): Add OP_FREEREG.
2008-11-04 Bob Wilson <bob.wilson@acm.org>
* gas/xtensa/all.exp: Run jlong test.
* gas/xtensa/jlong.d: New.
* gas/xtensa/jlong.s: New.
Pedro Alves [Tue, 4 Nov 2008 20:52:24 +0000 (20:52 +0000)]
* inf-loop.c (inferior_event_handler): On INF_ERROR and
INF_REG_EVENT throwing, don't call target_async or pop_target.
Call pop_all_targets_above.
* remote.c (remote_close): Call remote_terminal_ours. Don't call
signal or target_async.
Pedro Alves [Mon, 3 Nov 2008 14:01:27 +0000 (14:01 +0000)]
* remote.c (remote_start_remote): If the solib list is global,
fetch libraries and insert breakpoints after connecting.
* infcmd.c (post_create_inferior): If the solist is shared between
inferiors, no need to refetch it on every new inferior.
(detach_command): If the shared library list is shared between
inferiors, then don't clear it on every inferior detach.
* gdbarch.sh (has_global_solist): New.
* i386-dicos-tdep.c (i386_dicos_init_abi): Set
gdbarch_has_global_solist.
* target.c (target_pre_inferior): If the shared library list is
shared between inferiors, then don't clear it here, neither
invalidate the memory regions or clear the target description.
(target_detach): If the shared library list is shared between
inferiors, then don't remove breakpoints from the target here.
(target_disconnect): Comment.
* solib.c (update_solib_list): Check for null_ptid.
* breakpoint.c (insert_breakpoints, update_global_location_list):
If the shared library list is shared between inferiors, insert
breakpoints even if there's no execution.
(breakpoint_init_inferior): If the shared library list is shared
between inferiors, don't delete breakpoints or mark them
uninserted here.
Tom Tromey [Thu, 30 Oct 2008 20:35:31 +0000 (20:35 +0000)]
* cli/cli-logging.c (handle_redirections): Make a cleanup.
* reggroups.c (maintenance_print_reggroups): Make a cleanup.
* regcache.c (regcache_print): Make a cleanup.
* maint.c (maintenance_print_architecture): Make a cleanup.
* dummy-frame.c (maintenance_print_dummy_frames): Make a cleanup.
Tom Tromey [Thu, 30 Oct 2008 18:42:28 +0000 (18:42 +0000)]
* source.c (symtab_to_fullname): Test 'r >= 0'.
(psymtab_to_fullname): Likewise.
(get_filename_and_charpos): Make a cleanup.
(forward_search_command): Likewise.
(reverse_search_command): Likewise.
* exec.c (exec_file_attach): Close scratch_chan on failure.
* nto-procfs.c (procfs_open): Make a cleanup.
(procfs_pidlist): Likewise.
(do_closedir_cleanup): New function.
Pedro Alves [Mon, 27 Oct 2008 12:43:24 +0000 (12:43 +0000)]
* target.h (struct target_ops) <to_supports_multi_process>: New
field.
(target_supports_multi_process): New define.
* target.c (update_current_target): Inherit and de_fault
to_supports_multi_process.
* infcmd.c (attach_command): Allow attaching to multiple processes
if the target supports it.
(detach_command): If the target claims there is still execution,
don't clear the thread list.
* remote.c (remote_supports_multi_process): New.
(init_remote_ops): Register remote_supports_multi_process.
Pedro Alves [Fri, 24 Oct 2008 22:01:25 +0000 (22:01 +0000)]
* fork-child.c (startup_inferior): Only set threads not-executing
after getting all the pending execs. On TARGET_WAITKIND_IGNORE,
keep waiting, don't resume. On all other cases but
TARGET_WAITKIND_SIGNALLED and TARGET_WAITKIND_EXITED, switch to
the event ptid.
Pedro Alves [Fri, 24 Oct 2008 20:38:26 +0000 (20:38 +0000)]
Remote non-stop mode support.
* remote.c (pending_stop_reply): New.
(struct remote_state) <non_stop_aware, support_vCont_t>: New
fields.
(remote_async_inferior_event_token)
(remote_async_get_pending_events_token): New.
(notice_new_inferiors): New, abstracted out from record_currthread.
(record_currthread): Call it.
(remote_threads_info): Default threads to running in non-stop
mode. In non-stop mode, only qfThreadInfo is supported.
(remote_close): Discard all pending stop_replies. Close the event
sources.
(set_stop_requested_callback): New.
(remote_start_remote): Implement non-stop mode startup. In
all-stop, don't clear the thread list here.
(remote_non_stop_feature): New.
(remote_protocol_features): Add a "QNonStop" feature.
(remote_open_1): Clear cached_wait_status and non_stop_aware.
Clear the thread list here.
(remote_detach_1): Discard pending stop replies of the process we
detached from.
(extended_remote_attach_1): Implement non-stop mode.
(remote_vcont_probe): Recognize `vCont;t'.
(remote_vcont_resume): Implement non-stop mode.
(remote_resume): Don't set waiting_for_stop_reply in non-stop
mode.
(remote_stop_ns): New.
(remote_stop): Rename to ...
(remote_stop_as): ... this. If we have a cached wait status,
don't bother interrupting the remote.
(remote_stop): Reimplement as wrapper around remote_stop_as and
remote_stop_ns.
(interrupt_query): Don't query in async mode.
(struct cached_reg, cahed_reg_t): New.
(struct stop_reply): New.
(stop_reply_queue): New.
(stop_reply_xmalloc, stop_reply_xfree)
(discard_pending_stop_replies, do_stop_reply_xfree)
(queued_stop_reply, push_stop_reply, peek_stop_reply)
(remote_parse_stop_reply, remote_get_pending_stop_replies)
(process_stop_reply): New.
(remote_wait_ns): New.
(remote_wait_as): Use remote_parse_stop_reply. Invalidate the
notion of current general thread is a process exit was reported.
(remote_wait): Call remote_wait_ns in non-stop mode.
(handle_notification): New.
(putpkt_binary): Handle notifications. Don't care for
waiting_for_stop_reply in non-stop mode.
(getpkt_sane): Rename to ...
(getpkt_or_notif_sane_1): ... this. Add `expecting_notif'
argument. Handle it. Handle notifications.
(getpkt_sane): Reimplement as wrapper around getpkt_or_notif_sane_1.
(getpkt_or_notif_sane): New.
(select_new_thread_callback): Check for exited state instead of
comparing the ptid against minus_one_ptid.
(extended_remote_create_inferior_1): Query the remote about the
current thread.
(remote_supports_non_stop): New.
(init_remote_ops): Register it.
(remote_async_inferior_event_handler): New.
(remote_async_get_pending_events_handler): New.
* infcmd.c (proceed_thread_callback): Comment.
(proceed_after_attach_callback, proceed_after_attach): New.
(attach_command_post_wait): In background attach, resume all
threads, but only if they are unsignalled, and not explicitly
stopped. In foreground attach, in non-stop mode, make sure to
stop all threads of the just attached to process.
(attach_command): In non-stop mode: If doing a background attach,
stop at least one thread. If a foreground attach, stop all
threads.
Pedro Alves [Fri, 24 Oct 2008 19:33:39 +0000 (19:33 +0000)]
* event-loop.h: Mention async_event_handlers.
(async_event_handler): Forward declare.
(async_event_handler_func): New typedef.
(create_async_event_handler, delete_async_event_handler)
(mark_async_event_handler): Declare.
* event-loop.c (event_data): New.
(event_handler_func): Take an event_data instead of an integer.
(struct gdb_event): Replace the integer file descriptor by a
generic event_data.
(async_event_handler): New.
(async_handler_ready): Delete.
(async_event_handler_list): New.
(create_event): New.
(create_file_event): Use it.
(process_event): Adjust.
(gdb_do_one_event): Poll from the event sources in round-robin
fashion across calls. Be sure to consult all sources before
blocking.
(handle_file_event): Take an event_data instead of an integer.
Adjust.
(gdb_wait_for_event): Add `block' argument. Handle it.
(mark_async_signal_handler): Remove unneeded cast.
(invoke_async_signal_handler): Rename to ...
(invoke_async_signal_handlres): ... this. Return true if any was
handled.
(check_async_ready): Delete
(create_async_event_handler): New.
(mark_async_event_handler): New.
(struct async_event_handler_data): New.
(invoke_async_event_handler): New.
(check_async_event_handlers): New.
(delete_async_event_handler): New.
(handle_timer_event): Adjust.
Hui Zhu [Fri, 24 Oct 2008 02:31:41 +0000 (02:31 +0000)]
2008-10-24 Hui Zhu <teawater@gmail.com>
Pedro Alves <pedro@codesourcery.com>
* infrun.c (can_use_displaced_stepping): Change type to
const char pointer.
(can_use_displaced_stepping_auto): New string.
(can_use_displaced_stepping_on): New string.
(can_use_displaced_stepping_off): New string.
(can_use_displaced_stepping_enum): New array.
(show_can_use_displaced_stepping): In auto mode, also show
the current effect of the option.
(use_displaced_stepping): Return non-zero if displaced
stepping is auto, and can be used with GDBARCH, and in
non-stop mode. Return non-zero if displaced stepping is on,
and can be used with GDBARCH. Return zero otherwise.
(_initialize_infrun): Make the "set displaced-stepping"
command an enum command. Change its class to class_run.
Place it in the top level set list. Extend help to describe
the auto mode.
2008-10-24 Hui Zhu <teawater@gmail.com>
Pedro Alves <pedro@codesourcery.com>
* gdb.texinfo (displaced-stepping): Describe the auto mode
setting, and say it's the default. This is now a mainstream
setting instead of a maintenance setting.
Pedro Alves [Thu, 23 Oct 2008 23:11:21 +0000 (23:11 +0000)]
gdb/
2008-10-23 Pedro Alves <pedro@codesourcery.com>
* defs.h: Mention ptid_is_pid.
* inferior.h (ptid_is_pid): Declare.
* gdbthread.h (struct thread_info) <stop_requested>: New field.
(set_stop_requested): Declare.
* infcmd.c (interrupt_target_1): Call set_stop_requested.
* infrun.c (clear_proceed_status): Clear stop_requested.
(infrun_thread_stop_requested_callback,
infrun_thread_stop_requested): New.
(handle_inferior_event): If a TARGET_SIGNAL_TRAP is reported on a
thread that had an explicit stop request, pretend we got a
TARGET_SIGNAL_0. Always stop if the thread had an explicit stop
request.
(print_stop_reason): In the SIGNAL_RECEIVED case, if we're not
outputting to MI, and we got a TARGET_SIGNAL_0, print "# Stopped",
instead of mentioning signal 0.
(ptid_is_pid): New.
* thread.c (set_stop_requested): New.
* linux-nat.c (queued_waitpid): Rename to ...
(queued_waitpid_1): ... this. Add `peek' argument. Handle it.
(queued_waitpid): New, as wrapper to queued_waitpid_1.
(push_waitpid): Push the SIGTRAP to the local event queue, to the
kernel's.
(send_sigint_callback): Delete.
(linux_nat_stop_lwp): New.
(linux_nat_stop): Use it.
gdb/doc/
2008-10-23 Pedro Alves <pedro@codesourcery.com>
* observer.texi (thread_stop_requested): New.
gdb/testsuite/
2008-10-23 Pedro Alves <pedro@codesourcery.com>
* lib/mi-support.exp (mi_expect_interrupt): Expect signal 0
instead of SIGINT.
Jan Kratochvil [Thu, 23 Oct 2008 15:42:19 +0000 (15:42 +0000)]
* ada-tasks.c (task_states, long_task_states): Use constant N_()
initializer. Define the strings as const.
(short_task_info, info_task): Translate the strings above.