* sentinel-frame.h, sentinel-frame.c: New files.
* Makefile.in (frame.o): Update dependencies.
(SFILES): Add sentinel-frame.c.
(sentinel_frame_h): Define.
(COMMON_OBS): Add sentinel-frame.o.
(sentinel-frame.o): Specify dependencies.
* frame.c: Include "sentinel-frame.h".
(frame_register_unwind): Rewrite assuming that there is always a a
->next frame.
(frame_register, generic_unwind_get_saved_register): Ditto.
(frame_read_unsigned_register, frame_read_signed_register): Ditto.
(create_sentinel_frame, unwind_to_current_frame): New functions.
(get_current_frame): Rewrite using create_sentinel_frame and
unwind_to_current_frame. When possible, always create a frame.
(create_new_frame): Set next to the sentinel frame.
(get_next_frame): Rewrite. Don't go below the level 0 frame.
(deprecated_update_frame_pc_hack): Update the next frame's PC and
ID cache when necessary.
(frame_saved_regs_id_unwind): Use frame_relative_level.
(deprecated_generic_get_saved_register): Use frame_relative_level,
get_frame_saved_regs, get_frame_pc, get_frame_base and
get_next_frame.
(frame_saved_regs_register_unwind): Use get_frame_saved_regs and
frame_register.
Check for monstartup and _mcleanup regardless of --enable-profiling.
* maint.c: Check for monstartup and _mcleanup before using them.
* config.in: Regenerated.
* configure: Regenerated.
symbols found)" message here; we haven't checked for a separate
debug info file yet, so we don't know yet.
(symbol_file_add_with_addrs_or_offsets): Print it here, after
we've looked everywhere. Also, there's no need to print a special
message when we're loading the separate debug info file: the one
symbol_file_add prints is fine.
2003-01-23 Alexander Larsson <alexl@redhat.com>
Jim Blandy <jimb@redhat.com>
Add support for executables whose debug info has been separated
out into a separate file, leaving only a link behind.
* objfiles.h (struct objfile): New fields: separate_debug_objfile
and separate_debug_objfile_backlink.
(put_objfile_before): New declaration.
* symfile.c: #include "filenames.h".
(symbol_file_add_with_addrs_or_offsets): If this objfile has its
debug info in a separate file, read that, too. Save the addrs
argument, so we can use it again to read the separated debug info;
syms_from_objfile modifies the table we pass it.
(reread_symbols): After re-reading an objfile, call
reread_separate_symbols to refresh its separate debug info
objfile, if it has one.
(reread_separate_symbols, find_separate_debug_file,
get_debug_link_info, separate_debug_file_exists): New functions.
(debug_file_directory): New global var.
(_initialize_symfile): Initialize debug_file_directory, and
provide the new `set debug-file-directory' command to let the user
change it.
* objfiles.c (free_objfile): If this objfile has its debug info in
a separate objfile, free that one too. If this is itself a
separate debug info objfile, clear our parent's backlink.
(put_objfile_before): New function.
* utils.c (gnu_debuglink_crc32): New function.
* defs.h (gnu_debuglink_crc32): New declaration.
* Makefile.in (symfile.o): Note dependency on "filenames.h".
* configure.in: Handle --with-separate-debug-dir config option.
* acinclude.m4 (AC_DEFINE_DIR): New macro.
* acconfig.h (DEBUGDIR): New macro.
* configure, aclocal.m4, config.in: Regenerated.
gdb/doc/ChangeLog:
2003-01-23 Jim Blandy <jimb@redhat.com>
* gdb.texinfo (Separate Debug Files): New section.
like the old symbol_file_add, but taking new arguments: you can
now pass in either a `struct section_addr_info' list to say where
each section is loaded, or a `struct section_offsets' table. Pass
these new arguments through to syms_from_objfile as appropriate.
(symbol_file_add): Just call symbol_file_add_with_addrs_or_offsets,
with the appropriate quiescent values for the new arguments.
(syms_from_objfile): Add the ability to pass in a section offset
table directly, as an alternative to the section_addr_info table.
Document arguments better.
(symbol_file_add): Pass extra arguments to syms_from_objfile.
* symfile.h (syms_from_objfile): Update declaration.
* rs6000-nat.c (objfile_symbol_add): Pass new arguments to
syms_from_objfile.
* Makefile.in (symfile.o): List dependency on $(gdb_assert_h).
Jason Molenda <jmolenda@apple.com>.
* Makefile.in (PROFILE_CFLAGS): Substitute from configure.
(INTERNAL_LDFLAGS): Don't include PROFILE_CFLAGS.
* NEWS: Mention profiling.
* configure.in (--enable-gdbtk): Fix typo.
(--enable-profiling): New. Set PROFILE_CFLAGS.
* maint.c (maintenance_set_profile_cmd): Remove NOTYET.
Fill in function.
(profiling_state): New variable.
(mcleanup_wrapper): New function.
(_initialize_maint): Remove NOTYET, fix call to
add_setshow_boolean_cmd for "maint set profile".
* configure: Regenerated.
* frame.c (frame_saved_regs_pop): Assert POP_FRAME_P.
* gdbarch.sh (POP_FRAME): Change to function with predicate.
Suppress actual parameters when `-'.
* gdbarch.h, gdbarch.c: Regenerate.
* config/djgpp/fnchange.lst: Rename mi1-var-block.exp,
mi1-var-child.exp, mi1-var-cmd.exp and mi1-var-display.exp.
Rename opcodes/iq2000-desc.c and opcodes/iq2000-dis.c. Rename
i386-interix-nat.c and i386-interix-tdep.c. Rename
m68klinux-nat.c and m68klinux-tdep.c. Rename
config/mips/tm-linux.h and config/mips/tm-linux64.h. Rename
bfd/po/.cvsignore and opcodes/po/.cvsignore. Rename
gdb/objc-exp.tab.c and gdb/ada-exp.tab.c
* main.c (captured_main): Use xfree, not free.
* frame.h (frame_id_unwind_ftype): Change type so that the frame's
ID back using a parameter.
* frame.c (frame_id_unwind): Update call.
(frame_saved_regs_id_unwind): Update.
* dummy-frame.c (dummy_frame_id_unwind): Update function.
* dummy-frame.h (struct frame_id): Add opaque declaration.
(dummy_frame_id_unwind): Update declaration.
* breakpoint.c (until_break_command): Add new argument. Use it to
decide whether to stop only at the current frame or not.
* breakpoint.h (until_break_command): Update prototype.
* infcmd.c (until_command): Add new argument to until_break_command
call.
(advance_command): New function.
(_initialize_infcmd): Update help string for 'until' command.
Add new 'advance' command.
(struct private_thread_info): Remove lwpid. Add thread handle (th),
thread information (ti), and valid flags (th_valid, ti_valid).
(attach_thread): Move target_pid_to_str call to after the thread
is added to GDB's list. Initialize the cache.
(thread_get_info_callback, thread_db_map_id2thr)
(thread_db_get_info): New functions.
(thread_from_lwp, lwp_from_thread, thread_db_fetch_registers)
(thread_db_store_registers, thread_db_thread_alive)
(thread_db_get_thread_local_address): Use them.
(thread_db_pid_to_str): Likewise. Return "Missing" instead
of calling error() for threads in unknown state.
(clear_lwpid_callback): New function.
(thread_db_resume): Use it to clear the cache.
* gdbarch.sh (FRAME_INIT_SAVED_REGS): Change to function with
predicate.
* gdbarch.h, gdbarch.c: Regenerate.
* stack.c (frame_info): Only initialize the saved registers when
FRAME_INIT_SAVED_REGS_P.
* frame.c (frame_saved_regs_register_unwind): Assert
FRAME_INIT_SAVED_REGS_P.
(deprecated_generic_get_saved_register): Ditto.
* gdbtypes.c (init_type): Mark "char" as TYPE_FLAG_NOSIGN.
(integer_types_same_name_p): New function.
(rank_one_type): Use it.
* stabsread.c (read_range_type): Mark "char" as TYPE_FLAG_NOSIGN.
* d10v-tdep.c: Include "gdb_assert.h".
(d10v_store_return_value): Rewrite to match current interface.
(d10v_extract_struct_value_address): Ditto.
(d10v_extract_return_value): Ditto.
(d10v_gdbarch_init): Set store_restore_value,
extract_struct_value_address and extract_return_value.
* infrun.c (follow_fork): Use ISO C definition.
* expprint.c (print_subexp): Use xfree instead of free.
* charset.c: Include "gdb_string.h" instead of <string.h>.
(register_iconv_charsets): Use ISO C definition.
(host_charset, target_charset): Ditto.
* Makefile.in (charset.o): Update dependencies.
(mi-cmd-env.o): Update dependencies.
Index: mi/ChangeLog
2003-01-09 Andrew Cagney <ac131313@redhat.com>
* mi-cmd-env.c: Include "gdb_string.h" instead of <string.h>.
Move all includes to after "defs.h".
* gdb_mbuild.sh: Add --keep option. When specified, keep the
build directories. Save edited gdb output in Mbuild.log. If a
build fails, remove any final GDB executable.
* gdb_mbuild.sh: Edit the output of `maint print architecture'
replacing hex constants with function names and stripping leading
file name directory prefixes.
* d10v-tdep.c (d10v_frame_chain_valid): Remove unnecessary tests.
* hppa-tdep.c (hppa_frame_chain_valid): Remove unnecessary test.
* blockframe.c: Include "gdbcmd.h" and "command.h".
(backtrace_below_main): New variable.
(file_frame_chain_valid, func_frame_chain_valid)
(nonnull_frame_chain_valid, generic_file_frame_chain_valid)
(generic_func_frame_chain_valid): Remove functions.
(frame_chain_valid, do_flush_frames_sfunc): New functions.
(_initialize_blockframe): New function.
* Makefile.in (blockframe.o): Update dependencies.
* frame.c (frame_saved_regs_id_unwind, get_prev_frame): Remove FIXME
comment. Call frame_chain_valid ().
* frame.h: Remove old prototypes. Add prototype for
frame_chain_valid and update comments to match.
* gdbarch.sh: Change FRAME_CHAIN_VALID into a predicated function.
Remove old comment.
* gdbarch.h: Regenerated.
* gdbarch.c: Regenerated.
Plus updates to all other targets not to provide a FRAME_CHAIN_VALID.
(config_h): Define.
(osabi.o): Update dependencies.
* configure.tgt: Set gdb_osabi based on target triplet.
* configure.in: Define GDB_OSABI_DEFAULT based on gdb_osabi.
* configure: Regenerated.
* config.in: Regenerated.
* osabi.c: Include "arch-utils.h", "gdbcmd.h", and "command.h".
(GDB_OSABI_DEFAULT): Define if not already defined.
(user_osabi_state, user_selected_osabi, gdb_osabi_available_names)
(set_osabi_string): New variables.
(gdbarch_register_osabi): Add new OS ABI to
gdb_osabi_available_names.
(gdbarch_lookup_osabi): Honor specified and default OS ABIs.
(set_osabi, show_osabi): New functions.
(_initialize_gdb_osabi): Add "set osabi" and "show osabi" commands.
GDB_OSABI_UNINITIALIZED.
* gdbarch.sh: Add osabi to struct gdbarch and to struct
gdbarch_info. Include "osabi.h" in gdbarch.c. Check osabi
in gdbarch_list_lookup_by_info and in gdbarch_update_p.
* gdbarch.c: Regenerated.
* gdbarch.h: Regenerated.
* osabi.c (gdbarch_lookup_osabi): Return GDB_OSABI_UNINITIALIZED if
there's no BFD.
(gdbarch_init_osabi): Remove osabi argument; use info.osabi.
* osabi.h (enum gdb_osabi): Move to defs.h.
(gdbarch_init_osabi): Update prototype.
* defs.h (enum gdb_osabi): Moved here.
* Makefile.in: Update dependencies.
Plus updates to alpha, arm, hppa, i386, mips, ns32k, ppc, sh, sparc, and vax
ports to match.
* c-typeprint.c (c_type_print_varspec_prefix): Pass value of show
in recursive calls. Handle TYPE_CODE_TYPEDEF.
(c_type_print_varspec_suffix): Likewise.
AC_CHECK_FUNCS and remove the old check for pread64.
* acinclude.m4 (AC_GNU_SOURCE): New macro.
* acconfig.h (_GNU_SOURCE): Add.
(HAVE_PREAD64): Remove.
* configure, aclocal.m4, config.in: Regenerated.
directories using the AC_CONFIG_SUBDIRS macro instead. Polish
code providing the --enable-multi-ice option, and move it right in
front of the code that checks whether gdbserver is supported.
Polish that too.
* configure: Regenerated.
* Makefile.in (SUBDIRS): Substitute @subdirs@ instead of
@SUBDIRS@.
--without-included regex option, and move it into the "Checks for
library functions" section. This makes us use the system regex
again by default on systems with version 2 of the GNU C library.
This was apparently broken.
* gdb_regex.h [!USE_INCLUDED_REGEX] (_REGEX_RE_COMP): Define.
* acconfig.h (USE_INCLUDED_REGEX): Remove.
* config.in, configure: Regenerated.
before the "Checks for libraries" section. Polish the code
somewhat and set need_curses to yes if we build the TUI. Rewrite
code that looks for a library providing termcap functionality to
match more closely what's done in the Readline library, and move
it into to the "Checks for libraries" section.
* configure: Regenerated.
* Makefile.in (TERMCAP): Remove variable.
* config/i386/go32.mh (TERMCAP): Remove variable.
* configure.in: Create "Checks for header files" section, and move
appropriate tests there. Don't check for objlist.h, wchar.h,
wctype.h and asm/debugreg.h. Rewrite Solaris 2.[78] <curses.h>
misdetection fix. Also add "Checks for types", "Checks for
compiler characteristics" and "Checks for library functions"
sections.
* config.in, configure: Regenerated.
the Autoconf manual.
* configure.in: Call AC_HEADER_DIRENT. Remove dirent.h,
sys/ndir.h, sys/dir.h and ndir.h from call to AC_CHECK_HEADERS.
* configure: Regenerated.
* hppa-tdep.c: Add some missing forward declarations.
(frameless_function_invocation): Prefix the function name
by "hppa_" to avoid polluting the namespace. Update all calls
to use the new function name.
(saved_pc_after_call): Ditto.
(init_extra_frame_info): Ditto.
(frame_chain): Ditto.
(push_dummy_frame): Ditto.
(target_read_pc): Ditto.
(target_write_pc): Ditto.
(in_solib_call_trampoline): Ditto.
(in_solib_return_trampoline): Ditto.
(skip_trampoline_code): Ditto.
(hppa_read_fp): New function, renamed from target_read_fp.
(hppa_target_read_fp): New function, using hppa_read_fp.
This function conforms to the function profile for the
READ_FP gdbarch method.
(hppa_extract_struct_value_address): New function, extracted
from the definition of the DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS
macro.
(hppa_frame_num_args): New function.
(hppa_gdbarch_init): Setup the gdbarch vector for the hppa target.
* config/pa/tm-hppa.h: Wrap around all gdbarch-eligible macros
inside "#if !GDB_MULTI_ARCH ... #endif" conditional, in preparation
for the switch to multiarch partial.
Update some of the macros definitions to match some changes
described above in the name of the function they are calling.
(PUSH_DUMMY_FRAME): Add a FIXME explaining why this macro will
not be straightforward to convert. Do now wrap it inside
"#if !... #endif" to remember that this macro has still not
been taken care of.
(FIX_CALL_DUMMY): Likewise.
* hppa-tdep.c: (hppa_register_raw_size): New function replacing
the body of macro REGISTER_RAW_SIZE.
* hppa-hpux-tdep.c: Add new functions replacing macro bodies from
config/pa/tm-hppah.h. These functions will be used to initialize
the gdbarch structure.
(hppa_hpux_pc_in_sigtramp): New function.
(hppa_hpux_frame_saved_pc_in_sigtramp): New function.
(hppa_hpux_frame_base_before_sigtramp): New function.
(hppa_hpux_frame_find_saved_regs_in_sigtramp): New function.
Add gdbcore.h #include.
* config/pa/tm-hppa.h (REGISTER_RAW_SIZE): Change the definition
of this gdbarch-eligible macro to a call to the new associated
function.
* config/pa/tm-hppah.h (PC_IN_SIGTRAMP): Likewise.
(FRAME_SAVED_PC_IN_SIGTRAMP): Change the definition of this macro
into a call to the new associated function.
(FRAME_BASE_BEFORE_SIGTRAMP): Likewise.
(FRAME_FIND_SAVED_REGS_IN_SIGTRAMP): Likewise.
* Makefile.in (hppa-hpux-tdep.o): Add dependency on gdbcore.h.
* symtab.c (lookup_symbol_aux): Delete 'force_return' variable.
(lookup_symbol_aux_minsyms): Delete 'force_return' argument.
(search_symbols): Call lookup_symbol_aux_minsyms to find debugging
information associated to a minsym, not lookup_symbol.
* x86-64-tdep.c (i386_fp_regnum_p): Remove function.
(x86_64_init_abi): Make non-static. Set number of pseudo
registers to 0.
(x86_64_gdbarch_init): Remove function.
(_initialize_x86_64_tdep): Renove register_gdbarch_init call.
Remove code dealing with dissambly.
* x86-64-linux-tdep.c (x86_64_linux_init_abi): New function.
(_initialize_x86_64_linux_tdep): New function.
* config/i386/x86-64linux.mt (TDEPFILES): Add i386-tdep.o and
i386-tdep.o.
patch committed by Elena Zannoni <ezannoni@redhat.com>
* thread.c (do_captured_list_thread_ids): Call prune_threads and
target_find_new_threads. Fix for PR mi/669.
* rs6000-tdep.c (rs6000_init_extra_frame_info): Use
frame_extra_info_zalloc.
(rs6000_frame_args_address): Use get_frame_extra_info.
(frame_get_saved_regs): Use get_frame_saved_regs.
(frame_initial_stack_address): Use get_frame_saved_regs and
get_frame_extra_info.
(frame_initial_stack_address): Use get_frame_extra_info.
type of floating point result we want to convert to. Make input
argument const. Fix all callers.
(convert_to_extended): Similarly.
(arm_extract_return_value): Now takes a regcache argument. Change
code to use regcache accessor functions. Correctly extract
smaller-than-word results on big-endian machines.
(arm_store_return_value): Now takes a regcache argument. Change
code to use regcache accessor functions. Correctly zero/sign extend
smaller than word results before storing into r0.
(arm_gdbarch_init): Register new-style extract_return_value and
store_return_value functions.
* frame.c (deprecated_update_current_frame_pc_hack): New
function.
* frame.h (deprecated_update_current_frame_pc_hack): Declare.
* infrun.c (normal_stop): Use said function instead of directly
modifying the frame's PC.
* defs.h (init_last_source_visited): New prototype.
(add_path): Ditto.
* source.c (add_path): New function that adds to a specified path.
(mod_path): Change to call add_path.
(init_last_source_visited): New function to allow interfaces to
initialize static variable: last_source_visited. Part of fix
for PR gdb/741.
* Makefile.in: Add support for mi/mi-cmd-env.c.
* infcmd.c (run_stack_dummy): Create a frame ID directly and then
pass that to set_momentary_breakpoint. Move comments to where they
belong.
* frame.h (set_current_frame): Delete declaration.
* frame.c (set_current_frame): Delete function.
and saw_child_exec.
(follow_fork, init_wait_for_inferior, handle_inferior_event): Remove
references to saw_parent_fork, saw_child_fork, and saw_child_exec.
(stop_stepping): Remove outdated check for child vfork events.
(ADDRESS_CLASS_NAME_TO_TYPE_FLAGS): Use ``const char *'' instead of
``char *'' for return and parameter types.
* gdbarch.h, gdbarch.c: Regenerate.
* gdbtypes.h, gdbtypes.c (address_space_int_to_name): Change
return type from ``char *'' to ``const char *''.
* c-typeprint.c (c_type_print_modifier): Make ``address_space_id''
const.
(i386_frame_chain, i386_frame_saved_pc): Replace
DEPRECATED_PC_IN_CALL_DUMMY with call to pc_in_dummy_frame.
(i386_gdbarch_init): Don't set deprecated_pc_in_call_dummy.
CHILD_FOLLOW_FORK.
* hppah-nat.c (saved_vfork_pid): Add.
(child_post_follow_vfork): Remove.
(child_follow_fork): New function.
(child_wait): Call detach_breakpoints after receiving the child vfork.
Call child_resume directly instead of going through resume ().
Make sure we have the exec before reporting the vfork.
* inferior.h (follow_inferior_reset_breakpoints): Add prototype.
* infrun.c (follow_fork, follow_vfork, follow_inferior_fork): Remove.
(follow_fork): New function. Call target_follow_fork.
(follow_inferior_reset_breakpoints): New function broken out from
old follow_inferior_fork.
(resume): Remove hack to follow exec after vfork.
* inftarg.c (child_post_follow_vfork): Remove.
(child_follow_fork): New function.
(init_child_ops): Replace to_post_follow_vfork with to_follow_fork.
* target.c (cleanup_target): Replace to_post_follow_vfork with
to_follow_fork.
(update_current_target): Likewise.
(setup_target_debug): Likewise.
(debug_to_post_follow_vfork): Remove.
(debug_to_follow_fork): New function.
* target.h (struct target_ops): Replace to_post_folow_vfork with
to_follow_fork.
(child_post_follow_vfork): Remove prototype.
(child_follow_fork): Add prototype.
(target_post_follow_vfork): Remove macro.
(target_follow_fork): Add macro.
testsuite/
* gdb.base/foll-vfork.exp: Re-enable test on HP/UX.
(child_post_follow_vfork): Cancel pending exec event if we follow
the parent.
(child_wait): Only return TARGET_WAITKIND_VFORKED when all necessary
events have been processed. Return a fake TARGET_WAITKIND_EXECD
event at the following wait call if necessary.
* infrun.c (follow_vfork): Don't follow_exec here.
(handle_inferior_event): Add comment to TARGET_WAITKIND_EXECD
case about HP/UX 10.20. Remove code pushed down to
hppah-nat.c:child_wait.
* infttrace.c (child_resume): Use TT_PROC_CONTINUE if
vfork_in_flight is set.
for the parent's fork event.
* infrun.c (handle_inferior_event): Only expect one fork event.
Call prepare_to_wait for TARGET_WAITKIND_IGNORE. Update comment.
* target.h: Update comment for TARGET_WAITKIND_IGNORE.
More cleanup from import of readline 4.3.
* completer.h (complete_line, readline_line_completion_function):
Update prototypes.
(line_completion_function): Removed, not used outside of completer.c.
* completer.c (readline_line_completion_function,
complete_function, line_completion_function): Use const for first
parameter.
(line_completion_function): Make static.
(filename_completer): filename_completion_function is now called
rl_filename_completion_function
* corelow.c: Include <readline/readline.h>.
* exec.c: Ditto.
* solib.c: Ditto.
* source.c: Ditto.
* symfile.c: Ditto.
* symmisc.c: Ditto.
* top.c (init_main): No need to coerce
readline_line_completion_function anymore.
* cli/cli-dump.c: Include <readline/readline.h>.
* gdbarch.sh (TARGET_FLOAT_FORMAT): Use the macro when printing
the format name.
(TARGET_DOUBLE_FORMAT, TARGET_LONG_DOUBLE_FORMAT): Ditto.
* gdbarch.c: Regenerate.
