Temporarily revert symbol lookup cache.

[deliverable/binutils-gdb.git] / gdb / ChangeLog

2015-01-11  Doug Evans  <xdje42@gmail.com>

	PR gdb/15830
	* NEWS: The "maint demangle" command is renamed as "demangle".
	* demangle.c: #include cli/cli-utils.h, language.h.
	(demangle_command): New function.
	(_initialize_demangle): Add new command "demangle".
	* maint.c (maintenance_demangle): Stub out.
	(_initialize_maint_cmds): Update help text for "maint demangle",
	and mark as deprecated.

2015-01-11  Mark Kettenis  <kettenis@gnu.org>

	* inf-ptrace.c (inf_ptrace_follow_fork): Adjust now that
	inferior_thread is a function.

2015-01-09  Patrick Palka  <patrick@parcs.ath.cx>

	* Makefile.in (.y.c): Don't munge yacc's #line
	directives.

2015-01-09  Patrick Palka  <patrick@parcs.ath.cx>

	* utils.c (defaulted_query): Rewrite to use gdb_readline_wrapper
	to prompt for input.
	* tui/tui-hooks.c (tui_query_hook): Remove.
	(tui_install_hooks): Don't set deprecated_query_hook.
	* tui/tui-io.c (tui_redisplay_readline): Fix off-by-one error in
	height calculation.  Always update the command window's cur_line.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* breakpoint.c (hardware_breakpoint_inserted_here_p): New
	function.
	* breakpoint.h (hardware_breakpoint_inserted_here_p): New
	declaration.
	* linux-nat.c (linux_nat_status_is_event): Move higher up in file.
	(linux_resume_one_lwp): Store the thread's PC.  Adjust to clear
	stop_reason.
	(check_stopped_by_watchpoint): New function.
	(save_sigtrap): Reimplement.
	(linux_nat_stopped_by_watchpoint): Adjust.
	(linux_nat_lp_status_is_event): Delete.
	(stop_wait_callback): Only call save_sigtrap after storing the
	pending status.
	(status_callback): If the thread had been stopped for a breakpoint
	that has since been removed, discard the event and resume the LWP.
	(count_events_callback, select_event_lwp_callback): Use
	lwp_status_pending_p instead of linux_nat_lp_status_is_event.
	(cancel_breakpoint): Rename to ...
	(check_stopped_by_breakpoint): ... this.  Record whether the LWP
	stopped for a software breakpoint or hardware breakpoint.
	(select_event_lwp): Only give preference to the stepping LWP in
	all-stop mode.  Adjust comments.
	(stop_and_resume_callback): Remove references to new_pending_p.
	(linux_nat_filter_event): Likewise.  Leave exit events of the
	leader thread pending here.  Handle signal short circuiting here.
	Only call save_sigtrap after storing the pending waitstatus.
	(linux_nat_wait_1): Remove 'retry' label.  Remove references to
	new_pending.  Don't handle leaving events the caller is not
	interested in pending here, nor handle signal short-circuiting
	here.  Also give equal priority to all LWPs that have had events
	in non-stop mode.  If reporting a software breakpoint event,
	unadjust the LWP's PC.
	* linux-nat.h (enum lwp_stop_reason): New.
	(struct lwp_info) <stop_pc>: New field.
	(struct lwp_info) <stopped_by_watchpoint>: Delete field.
	(struct lwp_info) <stop_reason>: New field.
	* x86-linux-nat.c (x86_linux_prepare_to_resume): Adjust.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (linux_handle_extended_wait) <PTRACE_EVENT_EXEC>:
	Set the LWP's 'resumed' flag.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (linux_resume_one_lwp): New function.
	(resume_lwp): Use lwp_status_pending_p and linux_resume_one_lwp.
	(linux_nat_resume): Use lwp_status_pending_p and
	linux_resume_one_lwp.
	(linux_handle_syscall_trap): Use linux_resume_one_lwp.
	(linux_handle_extended_wait): Use linux_resume_one_lwp.
	(status_callback, running_callback): Use lwp_status_pending_p.
	(lwp_status_pending_p): New function.
	(stop_and_resume_callback): Use lwp_status_pending_p.
	(linux_nat_filter_event): Use linux_resume_one_lwp.
	(linux_nat_wait_1): Always use status_callback to look for an LWP
	with a pending status.  Use linux_resume_one_lwp.
	(resume_stopped_resumed_lwps): Use lwp_status_pending_p and
	linux_resume_one_lwp.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* breakpoint.c (bp_location_inserted_here_p): New function,
	factored out from ...
	(breakpoint_inserted_here_p): ... here.  Use
	ALL_BP_LOCATIONS_AT_ADDR.
	(software_breakpoint_inserted_here_p): Use
	bp_location_inserted_here_p and ALL_BP_LOCATIONS_AT_ADDR.

2014-01-09  Pedro Alves  <palves@redhat.com>

	Skip enabling event reporting if the kernel supports
	PTRACE_EVENT_CLONE.
	* linux-thread-db.c: Include "nat/linux-ptrace.h".
	(thread_db_use_events): New function.
	(try_thread_db_load_1): Check thread_db_use_events before enabling
	event reporting.
	(update_thread_state): New function.
	(attach_thread): Use it.  Check thread_db_use_events before
	enabling event reporting.
	(thread_db_detach): Check thread_db_use_events before disabling
	event reporting.
	(find_new_threads_callback): Check thread_db_use_events before
	enabling event reporting.  Update the thread's state if not using
	libthread_db events.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (lin_lwp_attach_lwp): Assert that the lwp id we're
	about to wait for is > 0.
	* linux-thread-db.c (find_new_threads_callback): Ignore thread if
	the kernel thread ID is -1.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (attach_proc_task_lwp_callback): New function.
	(linux_nat_attach): Use linux_proc_attach_tgid_threads.
	(wait_lwp, linux_nat_filter_event): If not set yet, set the lwp's
	ptrace option flags.
	* linux-nat.h (struct lwp_info) <must_set_ptrace_flags>: New
	field.
	* nat/linux-procfs.c: Include <dirent.h>.
	(linux_proc_get_int): New parameter "warn".  Handle it.
	(linux_proc_get_tgid): Adjust.
	(linux_proc_get_tracerpid): Rename to ...
	(linux_proc_get_tracerpid_nowarn): ... this.
	(linux_proc_pid_get_state): New function, factored out from
	(linux_proc_pid_has_state): ... this.  Add new parameter "warn"
	and handle it.
	(linux_proc_pid_is_gone): New function.
	(linux_proc_pid_is_stopped): Adjust.
	(linux_proc_pid_is_zombie_maybe_warn)
	(linux_proc_pid_is_zombie_nowarn): New functions.
	(linux_proc_pid_is_zombie): Use
	linux_proc_pid_is_zombie_maybe_warn.
	(linux_proc_attach_tgid_threads): New function.
	* nat/linux-procfs.h (linux_proc_get_tgid): Update comment.
	(linux_proc_get_tracerpid): Rename to ...
	(linux_proc_get_tracerpid_nowarn): ... this, and update comment.
	(linux_proc_pid_is_gone): New declaration.
	(linux_proc_pid_is_zombie): Update comment.
	(linux_proc_pid_is_zombie_nowarn): New declaration.
	(linux_proc_attach_lwp_func): New typedef.
	(linux_proc_attach_tgid_threads): New declaration.
	* nat/linux-ptrace.c (linux_ptrace_attach_fail_reason): Adjust to
	use nowarn functions.
	(linux_ptrace_attach_fail_reason_string): Move here from
	gdbserver/linux-low.c and rename.
	(ptrace_supports_feature): If the current ptrace options are not
	known yet, check them now, instead of asserting.
	* nat/linux-ptrace.h (linux_ptrace_attach_fail_reason_string):
	Declare.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-thread-db.c (thread_db_find_new_threads_silently)
	(try_thread_db_load_1, try_thread_db_load, thread_db_load_search)
	(find_new_threads_once): Print debug output on gdb_stdlog.

2015-01-09  Chen Gang  <gang.chen.5i5j@gmail.com>
	    Pedro Alves  <palves@redhat.com>

	* compile/compile.c: Include "gdb_wait.h".
	(do_rmdir): Check return value, and free 'zap'.

2015-01-08  Pedro Alves  <palves@redhat.com>
	    Yao Qi  <yao@codesourcery.com>

	* dwarf2loc.c (indirect_pieced_value): Don't call
	gdb_sign_extend.  Call extract_signed_integer instead.
	* utils.c (gdb_sign_extend): Remove.
	* utils.h (gdb_sign_extend): Remove declaration.

2015-01-07  Pierre Muller  <muller@sourceware.org>

	PR symtab/17811
	* stabsread.c (define_symbol): Set language for C++ special symbols.

2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>

	* inflow.c (initial_gdb_ttystate): Tweak comment.

2015-01-07  Joel Brobecker  <brobecker@adacore.com>

	* inflow.c (set_initial_gdb_ttystate): Add empty line after
	comment documenting function.

2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>

	* terminal.h (set_initial_gdb_ttystate): Declare.
	* inflow.c (initial_gdb_ttystate): New static variable.
	(set_initial_gdb_ttystate): New setter.
	(child_terminal_init_with_pgrp): Copy initial_gdb_ttystate
	instead of our current terminal state.
	* top.c (gdb_init): Call set_initial_gdb_ttystate.

2015-01-07  Joel Brobecker  <brobecker@adacore.com>

	* guile/scm-type.c (tyscm_array_1): Add comment.
	* python/py-type.c (typy_array_1): Add comment.

2015-01-06  Joel Brobecker  <brobecker@adacore.com>

	* guile/scm-type.c (tyscm_array_1): Do not raise out-of-range
	error if N2 is equal to N1 - 1.

2015-01-06  Joel Brobecker  <brobecker@adacore.com>

	* python/py-type.c (typy_array_1): Do not raise negative-length
	exception if N2 is equal to N1 - 1.

2015-01-03  Doug Evans  <xdje42@gmail.com>

	* c-exp.y: Whitespace cleanup.
	(classify_inner_name): Remove extra ;.

2015-01-02  Maciej W. Rozycki  <macro@codesourcery.com>

	* mips-tdep.c (mips32_scan_prologue): Keep the extracted stack
	offset signed.

2015-01-02  Doug Evans  <dje@google.com>

	* dwarf2read.c (setup_type_unit_groups): Remove outdated comment.

2015-01-02  Doug Evans  <dje@google.com>

	* symtab.h (struct symbol): Fix typo in comment.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	Update year range in copyright notice of all files.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	* top.c (print_gdb_version): Update copyright year to 2015.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	* config/djgpp/fnchange.lst: Add entry for gdb/ChangeLog-2014.

For older changes see ChangeLog-2014.
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