Merge GDB 7.5.1

gdb/ChangeLog-2011

Index: gdb/ChangeLog-2011
diff --git a/gdb/ChangeLog b/gdb/ChangeLog-2011
similarity index 97%
copy from gdb/ChangeLog
copy to gdb/ChangeLog-2011
index 67a46b48852e73363e7eb12428efd4e393441518..5ef00d97340ecd5c4dfd5e6060646ffcb5748282 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog-2011
@@ -1,209 +1,60 @@
-2012-04-26  Joel Brobecker  <brobecker@adacore.com>
+2011-12-30  Doug Evans  <dje@google.com>
 
-	* version.in: Update GDB version number to 7.4.1.
+	* dwarf2read.c (read_typedef): Guard against self-referential typedefs.
 
-2012-04-24  Marc Khouzam  <marc.khouzam@ericsson.com>
+2011-12-28  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
-	* mi/mi-main.c (mi_cmd_execute): Choose a live thread not just
-	any thread.
-
-2012-04-13  Pierre Muller  <muller@ics.u-strasbg.fr>
-
-	* p-typeprint.c (pascal_type_print_method_args):
-	Fix display of parameter of methods.
-
-2012-03-20  Pedro Alves  <palves@redhat.com>
-
-	* remote.c (remote_start_remote): Clear `rs->starting_up' on early
-	returns.
-
-2012-03-13  Hui Zhu  <teawater@gmail.com>
-	    Pedro Alves  <palves@redhat.com>
-
-	* breakpoint.c (init_breakpoint_sal): New flags parameter.  Handle
-	CREATE_BREAKPOINT_FLAGS_INSERTED.
-	(create_breakpoint_sal, create_breakpoints_sal)
-	(create_breakpoint): New flags parameter.  Pass it down.
-	(break_command_1, handle_gnu_v3_exceptions, trace_command)
-	(ftrace_command, strace_command): Adjust.
-	(create_tracepoint_from_upload): Pass
-	CREATE_BREAKPOINT_FLAGS_INSERTED.
-	* breakpoint.h (enum breakpoint_create_flags): New.
-	(create_breakpoint): New flags parameter.
-	* mi/mi-cmd-break.c (mi_cmd_break_insert): Adjust.
-	* python/py-breakpoint.c (bppy_init): Adjust.
-	* python/py-finishbreakpoint.c (bpfinishpy_init): Adjust.
-	* spu-tdep.c (spu_catch_start): Adjust.
-
-2012-03-13  Pedro Alves  <palves@redhat.com>
-	    Hui Zhu  <teawater@gmail.com>
-	    Yao Qi  <yao@codesourcery.com>
-
-	* remote.c (struct remote_state): New field `starting_up'.
-	(remote_start_remote): Set and clear it.
-	(remote_can_download_tracepoint): If starting up, return false.
-
-2012-03-06  Pedro Alves  <palves@redhat.com>
-
-	PR gdb/13766
-
-	* i387-tdep.c (i387_supply_xsave): If we have an xsave buffer, and
-	the register state is clear, supply explicit zero, instead of
-	marking the register unavailable.
-
-2012-02-23  Jan Kratochvil  <jan.kratochvil@redhat.com>
-
-	PR backtrace/13716
-	* infcmd.c (finish_forward): New variable frame_id, initialize it, use
-	it after set_momentary_breakpoint.
-
-2012-02-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
-
-	PR build/13638
-	* configure.ac (MAKEINFO): Replace AC_CHECK_PROG by AC_ARG_VAR.
-	(MAKEINFOFLAGS): Replace static string by AC_ARG_VAR.
-	* configure: Regenerate.
-
-2012-02-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
-
-	* configure: Regenerate.
-	* config.in: Regenerate.
-
-2012-01-24  Joel Brobecker  <brobecker@adacore.com>
-
-	* version.in: Set version to 7.4.0.20120124-cvs.
-
-2012-01-24  Joel Brobecker  <brobecker@adacore.com>
-
-	GDB 7.4 released.
-
-2012-01-24  Joel Brobecker  <brobecker@adacore.com>
-
-	* NEWS: Change "since GDB 7.3.1" into "in GDB 7.4".
-
-2012-01-24  Joel Brobecker  <brobecker@adacore.com>
-
-	* version.in: Update GDB version number to 7.4.
-
-2012-01-14  Doug Evans  <dje@google.com>
-
-	Restore "mt set python print-stack on|off" for 7.4.
-	* NEWS: Update to indicate "mt set python print-stack" is deprecated,
-	but not deleted yet, and will be gone in gdb 7.5.
-	* python/python.c (maint_set_python_list, maint_show_python_list):
-	New global vars.
-	(maint_set_python, maint_show_python): New functions.
-	(gdbpy_should_print_stack_deprecated): New global var.
-	(set_maint_python_print_stack): New function.
-	(show_maint_python_print_stack): New function.
-	(_initialize_python): Define commands
-	"mt set python print-stack on|off" and ""mt show python print-stack".
-
-2012-01-13  Eli Zaretskii  <eliz@gnu.org>
-
-	* gdb_curses.h (MOUSE_MOVED) [__MINGW32__]: Undefine before
-	including curses.h.
-
-2012-01-12  Pedro Alves  <palves@redhat.com>
-
-	* i386-tdep.c (i386_frame_cache_1): Also mark the frame base as
-	available when %ebp is found to be zero (outermost).
-
-2012-01-10  Doug Evans  <dje@google.com>
-
-	* dwarf2read.c (dwarf_decode_lines): Remove arg "abfd".  New arg
-	"want_line_info".  All callers updated.
-	(dwarf_decode_lines_1): New function.
-	(handle_DW_AT_stmt_list): Add function comment.
-	New arg "want_line_info".  All callers updated.
-	(read_file_scope,read_type_unit_scope): Move comment from
-	handle_DW_AT_stmt_list to here.
-
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
-
-	* version.in: Set version to 7.3.92.20120106-cvs.
-
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
-
-	GDB 7.3.92 released.
-
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
-
-	* version.in: Update GDB version number to 7.3.92.
-
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
-
-	Copyright year update in most files of the GDB Project.
-
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
+	* gdbarch.sh (max_insn_length): Extend the comment by unit.
+	* gdbarch.h: Regenerate.
 
-	* README (Copyright and License Notices): New section.
+2011-12-28  Joel Brobecker  <brobecker@adacore.com>
 
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
+	* varobj.c (varobj_update): Minor reformatting, putting the function
+	name at the start of the next line.
 
-	* ada-lang.c: Reformat the copyright notice.
+2011-12-27  Doug Evans  <dje@google.com>
 
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
+	* dwarf2read.c (struct dwarf2_cu): Delete members first_fn, last_fn,
+	cached_fn.
+	(struct function_range): Delete.
+	(initialize_cu_func_list, add_to_cu_func_list): Delete.  All callers
+	updated.
+	(check_cu_functions): Ditto.
 
-	* gdb/common/gdb_thread_db.h, gdb/dbxread.c, gdb/environ.c,
-	gdb/gcore.h, gdb/rs6000-tdep.h, gdb/s390-nat.c, gdb/tic6x-tdep.c:
-	Reformat the copyright header.
+2011-12-27  Mark Kettenis  <kettenis@gnu.org>
 
-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
+	* inf-ptrace.c [PT_IO && PIOD_READ_AUXV]
+	(inf_ptrace_xfer_partial): Implement TARGET_OBJECT_AUXV.
+	(inf_ptrace_auxv_parse): New function.
+	(inf_ptrace_target): Initialize to_auxv_parse field.
 
-	* top.c (print_gdb_version): Update copyright year.
+2011-12-27  Joel Brobecker  <brobecker@adacore.com>
 
-2012-01-04  Jan Kratochvil  <jan.kratochvil@redhat.com>
+	* ada-lang.c (should_use_wild_match): New function.
+	(ada_lookup_simple_minsym): Use should_use_wild_match.
+	Minor simplification.  Add comment.
+	(ada_lookup_symbol_list): Use should_use_wild_match.
+	Minor simplification.
 
-	Revert:
-	2012-01-02  Jan Kratochvil  <jan.kratochvil@redhat.com>
-		    Joel Brobecker  <brobecker@adacore.com>
-	Fix regression for gdb.cp/gdb2495.exp with gcc-4.7.
-	* arch-utils.c (displaced_step_at_entry_point): Incrase BP_LEN skip to
-	3 times.
-	* infcall.c (call_function_by_hand) <AT_SYMBOL>: Move it upwards and
-	fall through into AT_ENTRY_POINT.
-	(call_function_by_hand) <AT_ENTRY_POINT>: New variable bp_len.  Adjust
-	DUMMY_ADDR with it.
-	* ppc-linux-tdep.c (ppc_linux_displaced_step_location): Increase
-	PPC_INSN_SIZE skip to 3 times.
+2011-12-27  Joel Brobecker  <brobecker@adacore.com>
 
-2012-01-04  Joel Brobecker  <brobecker@adacore.com>
+	* py-finishbreakpoint.c (bpfinishpy_init): Replace call to
+	sprintf by call to xsnprintf.
 
-	* linespec.c (add_minsym): Preserve function descriptors.
-
-2012-01-04  Joel Brobecker  <brobecker@adacore.com>
+2011-12-27  Joel Brobecker  <brobecker@adacore.com>
 
 	* linespec.c (struct collect_minsyms) [list_mode]: New field.
 	(add_minsym): Ignore data symbols if not in list mode.
 	(search_minsyms_for_name): Set local.list_mode.
 
-2012-01-04  Ulrich Weigand  <uweigand@de.ibm.com>
-
-	* breakpoint.c (all_locations_are_pending): Consider locations
-	in program spaces executing during startup pending as well.
+2011-12-27  Joel Brobecker  <brobecker@adacore.com>
 
-2012-01-02  Jan Kratochvil  <jan.kratochvil@redhat.com>
-	    Joel Brobecker  <brobecker@adacore.com>
-
-	Fix regression for gdb.cp/gdb2495.exp with gcc-4.7.
-	* arch-utils.c (displaced_step_at_entry_point): Incrase BP_LEN skip to
-	3 times.
-	* infcall.c (call_function_by_hand) <AT_SYMBOL>: Move it upwards and
-	fall through into AT_ENTRY_POINT.
-	(call_function_by_hand) <AT_ENTRY_POINT>: New variable bp_len.  Adjust
-	DUMMY_ADDR with it.
-	* ppc-linux-tdep.c (ppc_linux_displaced_step_location): Increase
-	PPC_INSN_SIZE skip to 3 times.
-
-2012-01-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
-
-	* NEWS (Changes in GDB 7.4): Add gdbtui deprecation note.
-	* tui/tui-main.c: Likewise.
+	* utils.c (gdb_realpath): Add better support for Windows hosts.
 
 2011-12-23  Kevin Pouget  <kevin.pouget@st.com>
 
-	Introduce gdb.FinishBreakpoint in Python
+	Introduce gdb.FinishBreakpoint in Python.
+	* NEWS: Add entry for FinishBreakpoint.
 	* Makefile.in (SUBDIR_PYTHON_OBS): Add py-finishbreakpoint.o.
 	(SUBDIR_PYTHON_SRCS): Add python/py-finishbreakpoint.c.
 	Add build rule for this file.
@@ -251,19 +102,124 @@
 	* python/python.h: Include breakpoint.h
 	(gdbpy_is_stopped_at_finish_bp): New prototype.
 
-2011-12-22  Andreas Schwab  <schwab@linux-m68k.org>
+2011-12-22  Tom Tromey  <tromey@redhat.com>
 
-	* ppc-linux-nat.c (create_watchpoint_request): Only use ranged
-	watchpoints when supported.
+	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.
 
-	* cp-name-parser.y (cp_merge_demangle_parse_infos): Don't use
-	obstack_empty_p.
+2011-12-22  Tom Tromey  <tromey@redhat.com>
+
+	* value.c (struct value) <modifiable, lazy, optimized_out,
+	initialized, stack>: Now bitfields.  Move to top.
+	<reference_count>: Move earlier.
+
+2011-12-21  Tom Tromey  <tromey@redhat.com>
+
+	* minsyms.h: Rearrange.  Document header and all functions.
+	* minsyms.c: Move some comments to minsyms.h.
+
+2011-12-21  Tom Tromey  <tromey@redhat.com>
+
+	* symtab.h: Include minsyms.h.
+	(prim_record_minimal_symbol, prim_record_minimal_symbol_full)
+	(prim_record_minimal_symbol_and_info, msymbol_hash_iw)
+	(msymbol_hash, SYMBOL_HASH_NEXT, msymbol_objfile)
+	(lookup_minimal_symbol, lookup_minimal_symbol_text)
+	(lookup_minimal_symbol_solib_trampoline)
+	(lookup_minimal_symbol_by_pc_name, lookup_minimal_symbol_by_pc)
+	(iterate_over_minimal_symbols, lookup_minimal_symbol_and_objfile)
+	(lookup_minimal_symbol_by_pc_section)
+	(lookup_solib_trampoline_symbol_by_pc)
+	(init_minimal_symbol_collection)
+	(make_cleanup_discard_minimal_symbols, install_minimal_symbols)
+	(msymbols_sort): Move to minsyms.h.
+	* objfiles.c (terminate_minimal_symbol_table): Move to minsyms.c.
+	* minsyms.c (terminate_minimal_symbol_table): Move from
+	objfiles.c.
+	* minsyms.h: New file.
+
+2011-12-21  Tom Tromey  <tromey@redhat.com>
+
+	* hppa-hpux-tdep.c (hppa64_hpux_search_dummy_call_sequence): Use
+	ALL_OBJFILE_MSYMBOLS.
+	(hppa_hpux_find_dummy_bpaddr): Likewise.
+	* jit.c (jit_object_close_impl): Use
+	terminate_minimal_symbol_table.
+
+2011-12-21  Tom Tromey  <tromey@redhat.com>
+
+	* elfread.c (elf_symtab_read): Put the filename in the filename
+	bcache.
+
+2011-12-21  Tom Tromey  <tromey@redhat.com>
+
+	* symtab.h (struct minimal_symbol) <filename>: Now const.
 
 2011-12-21  Ulrich Weigand  <ulrich.weigand@linaro.org>
 
 	PR tdep/12797
 	* arm-tdep.c (arm_return_value): Handle complex types.
 
+2011-12-21  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* ppc-linux-nat.c (create_watchpoint_request): Only use ranged
+	watchpoints when supported.
+
+2011-12-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* symfile.c (objfilep): New typedef and new DEF_VEC_P.
+	(reread_symbols): Remove variable reread_one, new variables
+	new_objfiles, all_cleanups and ix.  Use new_objfiles instead of
+	reread_one.  Push changed objfiles to new_objfiles, call
+	observer_notify_new_objfile for them later.
+
+2011-12-21  Joel Brobecker  <brobecker@adacore.com>
+
+	* psymtab.c (expand_symtabs_matching_via_partial): Match
+	the partial symbols using their SYMBOL_SEARCH_NAME.
+	* symfile.h (struct quick_symbol_functions): Udate the
+	documentation of expand_symtabs_matching.
+	* dwarf2read.c (write_psymbols): Use SYMBOL_SEARCH_NAME instead
+	of SYMBOL_NATURAL_NAME in index entry.
+
+2011-12-21  Joel Brobecker  <brobecker@adacore.com>
+
+	* linespec.c (locate_first_half): Add handling of Ada operators
+	when the current language is Ada.
+
+2011-12-21  Joel Brobecker  <brobecker@adacore.com>
+
+	* objfiles.c (insert_section_p): Do not detect overlay sections
+	if overlay debugging is off.
+
+2011-12-21  Joel Brobecker  <brobecker@adacore.com>
+
+	* ada-lang.c (is_name_suffix): Add handling of "TKB" suffixes.
+	Update function documentation.
+	* dictionary.c (dict_hash): Ignore "TKB" suffixes in hash
+	computation.
+
+2011-12-20  Pedro Alves  <alves.ped@gmail.com>
+	    Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-nat.c (add_lwp): Don't call linux_nat_new_thread on the
+	first LWP.
+	* amd64-linux-nat.c (update_debug_registers_callback): Instantiate
+	`lwp->arch_private' if NULL.
+	(amd64_linux_prepare_to_resume): Do nothing if `lwp->arch_private'
+	is NULL.
+	* i386-linux-nat.c (update_debug_registers_callback): Instantiate
+	`lwp->arch_private' if NULL.
+	(i386_linux_prepare_to_resume): Do nothing if `lwp->arch_private'
+	is NULL.
+
 2011-12-19  Doug Evans  <dje@google.com>
 
 	* python/py-auto-load.c (info_auto_load_scripts): Pass address of
@@ -282,6 +238,22 @@
 	* s390-tdep.c (s390_push_dummy_call): Set addressing mode bit
 	in return PSWA.
 
+2011-12-19  Tom Tromey  <tromey@redhat.com>
+
+	* symtab.h (add_minsym_to_hash_table): Don't declare.
+	* minsyms.c (add_minsym_to_hash_table): Now static.
+
+2011-12-19  Joel Brobecker  <brobecker@adacore.com>
+
+	* elfread.c (elf_symtab_read): Ignore undefined symbols with
+	nonzero addresses if they do not correspond to a .plt section
+	when one is available in the objfile.
+
+2011-12-17  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* cp-name-parser.y (cp_merge_demangle_parse_infos): Don't use
+	obstack_empty_p.
+
 2011-12-17  Mark Kettenis  <kettenis@gnu.org>
 
 	* amd64obsd-tdep.c (amd64obsd_init_abi): Don't set
@@ -296,6 +268,55 @@
 	* amd64obsd-tdep.c (amd64obsd_sigtramp_p): Detect new signal
 	trampoline to be introduced in OpenBSD 5.0.
 
+2011-12-17  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	Fix build regression from the PR threads/10729 fix.
+	* s390-nat.c (s390_insert_watchpoint, s390_remove_watchpoint): Use LP,
+	not LP->PTID.
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-main.c (mi_cmd_list_thread_groups): Rename `optind' and
+	`optarg' to `oind' and `oarg', respectively(-Wshadow).
+	(mi_cmd_data_read_memory): Ditto.
+	(mi_cmd_data_read_memory_bytes): Ditto.
+	(mi_cmd_data_write_memory): Ditto.
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-getopt.c (mi_getopt): Rename `optind' and `optarg' to
+	`oind' and `oarg', respectively(-Wshadow).
+	(mi_valid_noargs): Ditto.
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-cmd-var.c (print_varobj): Rename `optind' and `optarg' to
+	`oind' and `oarg', respectively(-Wshadow).
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-cmd-target.c (mi_cmd_target_file_get): Rename `optind' and
+	`optarg' to `oind' and `oarg', respectively(-Wshadow).
+	(mi_cmd_target_file_put): Ditto.
+	(mi_cmd_target_file_delete): Ditto.
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-cmd-env.c (mi_cmd_env_path): Rename `optind' and
+	`optarg' to `oind' and `oarg', respectively(-Wshadow).
+	(mi_cmd_env_dir): Ditto.
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-cmd-disas.c (mi_cmd_disassemble): Rename `optind' and
+	`optarg' to `oind' and `oarg', respectively(-Wshadow).
+
+2011-12-16  Andrey Smirnov  <andrew.smirnov@gmail.com>
+
+	* mi/mi-cmd-break.c (mi_cmd_break_insert): Rename `optind' and
+	`optparg' to `oind' and `oarg', respectively(-Wshadow).
+	(mi_cmd_break_watch): Ditto.
+
 2011-12-16  Tom Tromey  <tromey@redhat.com>
 
 	* linespec.c (collect_symbols): Call maybe_add_address after
@@ -322,6 +343,23 @@
 
 	* cli/cli-cmds.c (filter_sals): Filter out sals with NULL symtab.
 
+2011-12-16  Pedro Alves  <pedro@codesourcery.com>
+
+	* inf-loop.c: Include top.h.
+	(inferior_event_handler): Call check_frame_language.
+	* top.c (check_frame_language_change): New, factored out from ...
+	(execute_command): ... this.  Use check_frame_language_change.
+	* top.h (check_frame_language_change): Declare.
+
+2011-12-16  asmwarrior  <asmwarrior@gmail.com>	(obvious fix)
+
+	* windows-nat.c (cygwin_get_dr, cygwin_get_dr7): Add missing
+	prototypes.
+
+2011-12-16  Doug Evans  <dje@google.com>
+
+	* NEWS: Add entry for stdio gdbserver.
+
 2011-12-16  Phil Muldoon  <pmuldoon@redhat.com>
 
 	* python/python.c: Define python_excp_enums.
@@ -335,11 +373,145 @@
 	* NEWS: Update to reflect removal for "maint set/show
 	print-stack"
 
+2011-12-15  Doug Evans  <dje@google.com>
+
+	* exceptions.c (catcher_list_size): New function.
+	(last_message): Delete.
+	(exception_messages, exception_messages_size): New static globals.
+	(throw_it): Use exception_messages array to handle nested calls.
+
 2011-12-15  Tom Tromey  <tromey@redhat.com>
 
 	* symfile.c (symbol_file_add_with_addrs_or_offsets): Remove bad
 	do_cleanups call.
 
+2011-12-14  Doug Evans  <dje@google.com>
+
+	* defs.h (wait_to_die_with_timeout): Declare.
+	* utils.c: #include "gdb_wait.h".
+	(sigalrm_handler, wait_to_die_with_timeout): New functions.
+	* ser-pipe.c: Don't #include "gdb_wait.h".
+	(pipe_close): Give child a chance to die on its own after closing
+	its stdin before SIGTERM'ing it.
+
+2011-12-14  Joel Brobecker  <brobecker@adacore.com>
+	    Tom Tromey  <tromey@redhat.com>
+
+	* ada-lang.c (add_nonlocal_symbols): Initialize data to
+	all zeros.  Remove setting of data.arg_sym to NULL.
+
+2011-12-14  Pedro Alves  <pedro@codesourcery.com>
+
+	PR threads/10729
+
+	* linux-nat.c (linux_nat_new_thread): Change parameter to an lwp
+	pointer.
+	(linux_nat_prepare_to_resume): New global.
+	(lwp_free): New.
+	(purge_lwp_list): Use it.
+	(add_lwp): Call linux_nat_new_thread even on the first LWP.
+	Adjust to interface change.
+	(delete_lwp): Call lwp_free instead of xfree.
+	(detach_callback, linux_nat_detach, resume_lwp, linux_nat_resume)
+	(linux_handle_syscall_trap, linux_handle_extended_wait)
+	(linux_nat_filter_event, resume_stopped_resumed_lwps): Call
+	linux_nat_prepare_to_resume before resuming.
+	(linux_stop_lwp): New.
+	(linux_nat_set_new_thread): Adjust.
+	(linux_nat_set_prepare_to_resume): New.
+	* linux-nat.h (struct arch_lwp_info): Forward declare.
+	(struct lwp_info) <arch_private>: New field.
+	(linux_stop_lwp): Declare.
+	(linux_nat_set_new_thread): Adjust.
+	(linux_nat_set_prepare_to_resume): New.
+
+	* i386-nat.c (DR_NADDR, DR_STATUS, DR_CONTROL)
+	(struct i386_debug_reg_state): Move to i386-nat.h.
+	(dr_mirror): Comment.
+	(i386_debug_reg_state): New.
+	(i386_update_inferior_debug_regs): Simplify.
+	(i386_stopped_data_address): Use the debug register state from the
+	inferior, not from the local cache.
+	* i386-nat.h (struct i386_dr_low_type): Delete reset_addr and
+	unset_status fields.  New get_addr and get_control fields.
+	(DR_FIRSTADDR, DR_LASTADDR, DR_CONTROL): Moved from i386-nat.c.
+	(DR_NADDR, DR_STATUS): New.
+	(struct i386_debug_reg_state): Moved from i386-nat.c.
+
+	* amd64-linux-nat.c (struct arch_lwp_info): New.
+	(amd64_linux_dr): Delete global.
+	(amd64_linux_dr_get_addr): New.
+	(amd64_linux_dr_get_control): New.
+	(amd64_linux_dr_unset_status): Delete.
+	(amd64_linux_dr_set_addr): Reimplement.
+	(amd64_linux_dr_reset_addr): Delete.
+	(update_debug_registers_callback): New.
+	(amd64_linux_dr_set_control): Reimplement.
+	(amd64_linux_dr_set_addr): Reimplement.
+	(amd64_linux_prepare_to_resume): New.
+	(amd64_linux_new_thread): Change parameter to an lwp pointer.
+	Reimplement.
+	(_initialize_amd64_linux_nat): No longer install
+	i386_dr_low.reset_addr and i386_dr_low.unset_status.  Install
+	amd64_linux_dr_get_control as i386_dr_low.get_control.  Install
+	amd64_linux_dr_get_addr as i386_dr_low.get_addr.  Install
+	amd64_linux_prepare_to_resume.
+	* i386-linux-nat.c (DR_FIRSTADDR, DR_LASTADDR, DR_STATUS)
+	(DR_CONTROL): Delete.
+	(struct arch_lwp_info): New.
+	(i386_linux_dr): Delete global.
+	(i386_linux_dr_set_control): Reimplement.
+	(i386_linux_dr_get_addr): New.
+	(i386_linux_dr_set_addr): Reimplement.
+	(i386_linux_dr_get_control): New.
+	(update_debug_registers_callback): New.
+	(i386_linux_dr_unset_status): Delete.
+	(i386_linux_dr_set_addr): Reimplement.
+	(i386_linux_prepare_to_resume): New.
+	(i386_linux_new_thread): Change parameter to an lwp pointer.
+	Reimplement.
+	(_initialize_i386_linux_nat): No longer install
+	i386_dr_low.reset_addr and i386_dr_low.unset_status.  Install
+	i386_linux_dr_get_control as i386_dr_low.get_control.  Install
+	i386_linux_dr_get_addr as i386_dr_low.get_addr.  Install
+	i386_linux_prepare_to_resume.
+
+	* arm-linux-nat.c (arm_linux_new_thread): Change parameter to an
+	lwp pointer.  Adjust.
+	* ia64-linux-nat.c (ia64_linux_new_thread): Likewise.
+	* mips-linux-nat.c (mips_linux_new_thread): Likewise.
+	* ppc-linux-nat.c (ppc_linux_new_thread): Likewise.
+	* s390-nat.c (s390_fix_watch_points): Likewise.
+
+	* i386-darwin-nat.c (DR_FIRSTADDR, DR_LASTADDR, DR_STATUS)
+	(DR_CONTROL): Delete.
+	(i386_darwin_dr_reset_addr): Delete.
+	(i386_darwin_dr_get_addr): New.
+	(i386_darwin_dr_get_control): New.
+	* go32-nat.c
+	(go32_get_dr7, go32_get_dr): New.
+	(init_go32_ops): No longer install i386_dr_low.reset_addr.
+	Install go32_get_dr7 as i386_dr_low.get_control.  Install
+	go32_get_dr as i386_dr_low.get_addr.
+	* i386bsd-nat.c (i386bsd_dr_get): New.
+	(i386bsd_dr_reset_addr): Delete.
+	(i386bsd_dr_get_addr): New.
+	(i386bsd_dr_get_status): Use i386bsd_dr_get.
+	(i386bsd_dr_get_control): New.
+	* i386bsd-nat.h (i386bsd_dr_reset_addr): Delete.
+	(i386bsd_dr_get_addr): New.
+	(i386bsd_dr_get_control): New.
+	* i386fbsd-nat.c (_initialize_i386fbsd_nat): No longer install
+	i386_dr_low.reset_addr and i386_dr_low.unset_status.  Install
+	i386bsd_dr_get_control as i386_dr_low.get_control.  Install
+	i386bsd_dr_get_addr as i386_dr_low.get_addr.
+	* windows-nat.c (init_windows_ops): No longer install
+	i386_dr_low.reset_addr and i386_dr_low.unset_status.  Install
+	cygwin_get_dr7 as i386_dr_low.get_control.  Install cygwin_get_dr
+	as i386_dr_low.get_addr.
+	(cygwin_get_dr): New.
+	(cygwin_get_dr7): New.
+
 2011-12-14  Pedro Alves  <pedro@codesourcery.com>
 
 	* ia64-tdep.c (ia64_memory_remove_breakpoint): Use
@@ -352,6 +524,10 @@
 	* ppc-linux-tdep.c (ppc_linux_memory_remove_breakpoint): Use
 	target_write_raw_memory.
 
+2011-12-14  Joel Brobecker  <brobecker@adacore.com>
+
+	* linespec.c (decode_line_internal): Make static.
+
 2011-12-14  Yao Qi  <yao@codesourcery.com>
 
 	* breakpoint.c (create_breakpoint): Set canonical.addr_string
@@ -359,25 +535,14 @@
 
 2011-12-13  Joel Brobecker  <brobecker@adacore.com>
 
-	* version.in: Set version to 7.3.91.20111213-cvs.
-
-2011-12-13  Joel Brobecker  <brobecker@adacore.com>
-
-	GDB 7.3.91 released.
-
-2011-12-13  Joel Brobecker  <brobecker@adacore.com>
-
-	* version.in: Update GDB version number to 7.3.91.
-
-2011-12-13  Joel Brobecker  <brobecker@adacore.com>
-
-	* configure.ac: Disable -Werror by default.
-	* configure: Regenerate.
+	GDB 7.4 branch created (branch timestamp: 2011-12-13 13:00 UTC)
+	* version.in: Bump version to 7.4.50.20111213-cvs.
 
 2011-12-13  Joel Brobecker  <brobecker@adacore.com>
 
-	GDB 7.4 branch created (branch timestamp: 2011-12-13 13:00 UTC)
-	* version.in: Bump version to 7.3.90.20111213-cvs.
+	* NEWS: Create a new section for the next release branch.
+	Rename the section of the current branch, now that it has
+	been cut.
 
 2011-12-11  Joel Brobecker  <brobecker@adacore.com>