(amd64_init_abi): Use i387_convert_register_p.
* alpha-tdep.c (alpha_convert_register_p): Return zero for
eight byte types.
(alpha_register_to_value, alpha_value_to_register): Do not handle
eight byte types.
* i386-tdep.c (i386_convert_register_p): Use i387_convert_register_p.
* i387-tdep.c (i387_convert_register_p): New.
(i387_register_to_value, i387_value_to_register): Update comments.
* i387-tdep.h (i387_convert_register_p): Declare.
* ia64-tdep.c (ia64_convert_register_p): Return zero for
builtin_type_ia64_ext.
(ia64_gdbarch_init): Do not initialize builtin_type_ia64_ext here.
(_initialize_ia64_tdep): Initialize builtin_type_ia64_ext here.
* m68k-tdep.c (m68k_convert_register_p): Return zero for
builtin_type_m68881_ext.
(m68k_register_to_value, m68k_value_to_register): Update comments.
* gdbint.texinfo (Register and Memory Data, Target Conditionals):
Document that gdbarch_convert_register_p should return zero for no-op
conversions.
(add_pid_to_list, pull_pid_from_list): New.
* linux-low.c (PTRACE_SETOPTIONS, PTRACE_GETEVENTMSG)
(PTRACE_O_TRACESYSGOOD, PTRACE_O_TRACEFORK, PTRACE_O_TRACEVFORK)
(PTRACE_O_TRACECLONE, PTRACE_O_TRACEEXEC, PTRACE_O_TRACEVFORKDONE)
(PTRACE_O_TRACEEXIT, PTRACE_EVENT_FORK, PTRACE_EVENT_VFORK)
(PTRACE_EVENT_CLONE, PTRACE_EVENT_EXEC, PTRACE_EVENT_VFORK_DONE)
(PTRACE_EVENT_EXIT, __WALL): Provide default definitions.
(stopped_pids, thread_db_active, must_set_ptrace_flags): New variables.
(using_threads): Always set to 1.
(handle_extended_wait): New.
(add_process): Do not set TID.
(linux_create_inferior): Set must_set_ptrace_flags.
(linux_attach_lwp): Remove TID argument. Do not check using_threads.
Use PTRACE_SETOPTIONS. Call new_thread_notify. Update all callers.
(linux_thread_alive): Rename TID argument to LWPID.
(linux_wait_for_process): Handle unknown processes. Do not use TID.
(linux_wait_for_event): Do not use TID or check using_threads. Update
call to dead_thread_notify. Call handle_extended_wait.
(linux_create_inferior): Use PTRACE_SETOPTIONS.
(send_sigstop): Delete sigstop_sent.
(wait_for_sigstop): Avoid TID.
(linux_supports_tracefork_flag, linux_tracefork_child, my_waitpid)
(linux_test_for_tracefork): New.
(linux_lookup_signals): Use thread_db_active and
linux_supports_tracefork_flag.
(initialize_low): Use thread_db_active and linux_test_for_tracefork.
* linux-low.h (get_process_thread): Avoid TID.
(struct process_ifo): Move thread_known and tid to the end. Remove
sigstop_sent.
(linux_attach_lwp, thread_db_init): Update prototypes.
* server.h (change_inferior_id): Delete prototype.
(add_pid_to_list, pull_pid_from_list): New prototypes.
* thread-db.c (thread_db_use_events): New.
(find_first_thread): Rename to...
(find_one_thread): ...this. Update callers and messages. Do not
call fatal. Check thread_db_use_events. Do not call
change_inferior_id or new_thread_notify.
(maybe_attach_thread): Update. Do not call new_thread_notify.
(thread_db_init): Set thread_db_use_events. Check use_events.
* utils.c (fatal, warning): Correct message prefix.
(cp_already_canonical): New function.
(cp_canonicalize_string): Use it. Return NULL for already canonical
strings.
(mangled_name_to_comp): Update call to cp_demangled_name_to_comp.
(cp_func_name, remove_params): Likewise.
(cp_find_first_component_aux): Use ISSPACE.
* cp-support.h (cp_demangled_name_to_comp): Correct comment. Remove
MEMORY_P argument.
* cp-name-parser.y (ALLOC_CHUNK): Define.
(struct demangle_info): Add PREV and NEXT. Increase the size of
COMPS.
(d_grab): Convert to a function.
(allocate_info): Rewrite.
(cp_demangled_name_to_comp): Remove MEMORY argument. Do not use
strlen. Update call to allocate_info. Do not free it on failure.
(main): Update calls to cp_demangled_name_to_comp.
* Makefile.in (cp-support.o): Update.
* std-regs.c (value_of_builtin_frame_fp_reg)
value_of_builtin_frame_pc_reg, value_of_builtin_frame_sp_reg)
value_of_builtin_frame_ps_reg): Use get_frame_arch to get at the
current architecture by frame_info.
* infcmd.c (default_print_registers_info, print_return_value)
(print_vector_info, print_float_info): Replace current_gdbarch by
gdbarch.
(registers_info): Use get_frame_arch to get at the current
architecture by frame_info.
* configure.tgt (i[34567]86-*-mingw32*): Set gdb_target = mingw.
* win32-nat.c: Only include cygwin.h on Cygwin host. Don't
include procfs.h.
(cygwin_load_start, cygwin_load_end, cygwin_exceptions): Disable
if not building on Cygwin.
(win32_make_so, handle_output_debug_string, handle_exception)
(do_initial_win32_stuff): Wrap Cygwin specific code in __CYGWIN__.
(win32_attach): Only fallback to Cygwin pids if building on
Cygwin.
(win32_pid_to_exec_file): Disable Cygwin specific code, if not
building on Cygwin.
(win32_create_inferior): Disable starting the inferior through a
shell, environment var processing and tty handling if not building
on Cygwin.
(cygwin_pid_to_str): Rename to ...
(win32_pid_to_str): ... this.
(init_win32_ops): Update use of win32_pid_to_str. Disable "shell"
and "cygwin-exceptions" commands if not building on Cygwin.
statement about unbounded arrays being unimplemented.
* m2-valprint.c (m2_print_array_contents): New function.
(m2_print_unbounded_array): New function.
(m2_print_array_contents): New function.
* m2-typeprint.c (m2_unbounded_array): New function.
(m2_is_unbounded_array): New function.
(m2_print_type): Test for unbounded array when walking
across structs.
* m2-lang.h: Added extern m2_is_unbounded_array.
* m2-lang.c (evaluate_subexp_modula2): New function.
(exp_descriptor_modula2): New structure.
(m2_language_defn): Use exp_descriptor_modula2.
* m2-exp.y: Added TSIZE and binary subscript.
* configure.ac: Removed trailing spaces after backslash.
* gdb.modula2: New directory.
* gdb.modula2/Makefile.in: New file.
* gdb.modula2/unbounded-array.exp: New file.
* gdb.modula2/unbounded1.c: New file.
