* features/gdb-target.dtd (target): Accept an optional 'osabi'
element.
(osabi): Define element.
* features/mips-linux.xml (target): Add an osabi subelement set to
GNU/Linux.
* regformats/regdat.sh (xmlarch, xmlosabi): New variables. Don't
write the architecture into $xmltarget. Store it in $xmlarch.
Handle the 'osabi' type. Handle outputting the osabi element of
the target description.
* regformats/reg-x86-64-linux.dat (osabi): Set to GNU/Linux.
* regformats/reg-i386-linux.dat (osabi): Set to GNU/Linux.
* target-descriptions.h (tdesc_osabi, set_tdesc_osabi): Declare.
* target-descriptions.c (struct target_desc) <osabi>: New field.
(tdesc_osabi): New function.
(set_tdesc_osabi): New function.
* xml-tdesc.c: Include osabi.h.
(tdesc_end_osabi): New.
(target_children): Parse "osabi" elements.
* arch-utils.c (gdbarch_info_fill): Try to get the osabi from the
target description if the user didn't override it or it is not
extractable from the bfd. If that still fails, fallback to the
configured in default.
* osabi.h (osabi_from_tdesc_string): Declare.
* osabi.c (osabi_from_tdesc_string): New.
(gdbarch_lookup_osabi): Return GDB_OSABI_UNKNOWN instead of
GDB_OSABI_DEFAULT.
* NEWS: Mention that target descriptions can now describe the
target OS ABI.
2009-07-20 Pedro Alves <pedro@codesourcery.com>
* gdb.texinfo (Target Description Format): Mention the new <osabi>
optional element.
(subsection OS ABI): New subsection.
2009-07-02 Pedro Alves <pedro@codesourcery.com>
* linux-nat.c (linux_child_follow_fork): If we're staying attached
to the child process, enable event reporting on it. Don't handle
checkpoints here. Instead, add the child fork to the lwp thread
and inferior lists without clobbering the previous inferior. Let
the thread_db layer learn about a new child process, even if
following the parent.
(linux_nat_switch_fork): Delete lwps of the current inferior only,
instead of clearing the whole list. Use thread_change_ptid to
give the core the illusion the new checkpoint is still the same
inferior. Clear the register cache.
(linux_handle_extended_wait): Handle checkpoints here.
(linux_multi_process): Turn on.
* linux-fork.c (struct fork_info) <pc>: Remove field.
(init_fork_list): Do not delete the checkpoint from the inferior
list (it is not there).
(fork_load_infrun_state): Don't switch inferior_ptid here. Pass
the new checkpoint's ptid to linux_nat_switch_fork.
(fork_save_infrun_state): Make static. Don't stop the pc field of
fork_info, it's gone.
(linux_fork_mourn_inferior): Don't delete the checkpoint from the
inferior list, it's not there.
(linux_fork_detach): Ditto.
(delete_fork_command): Replace mention of fork/checkpoint by
checkpoint only.
(detach_fork_command): Likewise. Don't delete the checkpoint from
the inferior list.
(info_forks_command): Adjust.
(restore_detach_fork): Delete.
(checkpointing_pid): New.
(linux_fork_checkpointing_p): New.
(save_detach_fork): Delete.
(checkpoint_command): Delete temp_detach_fork. Don't remove
breakpoints, that's a nop. Store the pid of the process we're
checkpointing, and use make_cleanup_restore_integer to restore it.
Don't reinsert breakpoints here.
(process_command, fork_command): Delete.
(restart_command): Update comments to only mention checkpoints,
not forks.
(_initialize_linux_fork): Delete "fork", "process", "info forks"
commands.
* linux-fork.h (fork_save_infrun_state, fork_list): Delete
declarations.
(linux_fork_checkpointing_p): Declare.
* cli/cli-cmds.c (killlist): New.
* cli/cli-cmds.h (killlist): Declare.
* gdbcmd.h (killlist): Declare.
* inferior.c: Include "gdbthread.h".
(detach_inferior_command, kill_inferior_command)
(inferior_command): New.
(info_inferiors_command): Allow specifying a specific inferior id.
(_initialize_inferiors): Register "inferior", "kill inferior" and
"detach inferior" commands.
* infcmd.c (_initialize_infcmd): Make "kill" a prefix command.
* gdbthread.h (any_thread_of_process): Declare.
* thread.c (any_thread_of_process): New.
* NEWS: Mention multi-inferior debugging. Mention 'info
inferiors', 'inferior', 'detach inferior' and 'kill inferior' as
new commands.
(Removed commands): New section, mentioning that 'info forks',
'fork', 'process', 'delete fork' and 'detach fork' are now gone.
gdb/testsuite/
2009-07-02 Pedro Alves <pedro@codesourcery.com>
* gdb.base/multi-forks.exp: Only run detach-on-fork tests on
linux. Adjust to use "inferior", "info inferiors", "detach
inferior" and "kill inferior" instead of "restart", "info fork",
"detach fork" and "delete fork".
* gdb.base/ending-run.exp: Spell out "info".
* gdb.base/help.exp: Adjust to use test_prefix_command_help for
the "kill" command.
gdb/doc/
2009-07-02 Pedro Alves <pedro@codesourcery.com>
* gdb.texinfo (Debugging multiple inferiors): Document the
"inferior", "detach inferior" and "kill inferior" commands.
(Debugging Programs with Multiple Processes): Adjust to mention
generic "inferior" commands. Delete mention of "detach fork" and
"delete fork". Cross reference to "Debugging multiple inferiors"
section.
* NEWS: Document inlined function support.
* Makefile.in (SFILES): Add inline-frame.c.
(COMMON_OBS): Add inline-frame.o.
* block.c (contained_in): Rewrite to use lexical nesting.
(block_linkage_function): Skip inlined function blocks.
(block_inlined_p): New.
* block.h (struct block): Update comment.
(block_inlined_p): New prototype.
* blockframe.c (get_frame_block): Handle inlined functions.
(get_frame_function): Do not use block_linkage_function.
(block_innermost_frame): Use get_frame_block and contained_in.
* breakpoint.c (watchpoint_check): Remove extra reinit_frame_cache.
Skip over inlined functions. Simplify epilogue check.
(bpstat_check_breakpoint_conditions): Use get_stack_frame_id.
Update comments.
(set_momentary_breakpoint): Only accept non-inlined frames.
(watch_command_1): Use frame_unwind_caller_pc and
frame_unwind_caller_id instead of get_prev_frame.
(until_break_command): Likewise. Use get_stack_frame_id.
* buildsym.c (end_symtab): Set SYMBOL_SYMTAB for block functions.
* dwarf2loc.c (dwarf_expr_frame_base): Use block_linkage_function.
* dwarf2read.c (process_die): Handle DW_TAG_inlined_subroutine.
(read_func_scope, new_symbol): Likewise. Handle arguments specially
for inlined functions without call site information.
(inherit_abstract_dies): Allow tag mismatch for inlined subroutines.
(die_specification): Treat DW_AT_abstract_origin as a specification.
(read_type_die): Handle DW_TAG_inlined_subroutine.
* frame-unwind.c (frame_unwind_init): Add inline_frame_unwind.
* frame.c (fprint_frame_id): Print inline depth.
(fprint_frame_type): Handle INLINE_FRAME and SENTINEL_FRAME.
(skip_inlined_frames, get_stack_frame_id): New.
(frame_unwind_caller_id): Use skip_inlined_frames.
(frame_id_inlined_p): New.
(frame_id_eq): Make the logic match the comments. Add inline_depth
check.
(frame_id_inner): Handle inlined functions.
(frame_unwind_pc): New function, copied from frame_unwind_caller_pc.
(frame_unwind_caller_pc): Use skip_inlined_frames and frame_unwind_pc.
(get_prev_frame_1): Check for inline frames. Split out frame
allocation to get_prev_frame_raw.
(get_prev_frame_raw): New function.
(get_prev_frame): Handle inline frames.
(get_frame_pc): Use frame_unwind_pc.
(get_frame_address_in_block): Skip inlined frames on both sides.
(pc_notcurrent): Delete.
(find_frame_sal): Rewrite to handle inline call sites. Use
get_frame_address_in_block.
(deprecated_update_frame_pc_hack): Make static.
* frame.h: Update comments.
(struct frame_id): Add inline_depth.
(enum frame_type): Add INLINE_FRAME.
(frame_id_inlined_p, get_stack_frame_id): New prototypes.
* gdbthread.h (struct thread_info): Add step_stack_frame_id field.
* infcmd.c (set_step_frame): New function.
(step_once): Use set_step_frame. Handle inlined functions.
(until_next_command): Use set_step_frame.
(finish_backward), finish_forward): Use get_stack_frame_id.
(finish_command): Support inlined functions.
* inferior.h (set_step_info): New prototype.
* infrun.c (RESUME_ALL): Use minus_one_ptid.
(clear_proceed_status): Clear step_stack_frame_id.
(init_wait_for_inferior): Call clear_inline_frame_state.
(init_execution_control_state): Make static.
(set_step_info): New function.
(init_thread_stepping_state): Do not set the symtab or line here.
(stepped_in_from): New function.
(handle_inferior_event): Handle inlined functions. Use set_step_info.
(insert_step_resume_breakpoint_at_frame): Use get_stack_frame_id.
(struct inferior_status): Add step_stack_frame_id.
(save_inferior_status, restore_inferior_status): Save and restore
step_stack_frame_id.
* inline-frame.c, inline-frame.h: New files.
* minsyms.c (prim_record_minimal_symbol_and_info): Use XCALLOC.
* regcache.c (regcache_write_pc): Call reinit_frame_cache.
* s390-tdep.c (s390_prologue_frame_unwind_cache): Handle INLINE_FRAME.
* stack.c (frame_show_address): New.
(print_frame_info, print_frame): Use it.
(find_frame_funname): Use get_frame_function. Handle inlined blocks.
(frame_info): Mark inlined functions.
(backtrace_command_1): Use get_current_user_frame.
(print_frame_local_vars, print_frame_label_vars): Update comments.
(return_command): Refuse inlined functions.
* symtab.c (lookup_symbol_aux_local): Stop at inlined function
boundaries.
(find_function_start_sal): Avoid inlined functions.
(completion_list_add_fields): New function.
(default_make_symbol_completion_list): Use it. Use block_static_block
and block_global_block. Check for inlined functions.
(skip_prologue_using_sal): Avoid line number comparison across
inlining.
* symtab.h (struct symbol): Add is_inlined.
(SYMBOL_INLINED): New.
* target.c (target_resume): Call clear_inline_frame_state.
* valops.c (value_of_variable): Check block_inlined_p.
gdb/doc/
* gdb.texinfo (Debugging Optimized Code): New chapter.
(Compiling for Debugging): Reference it. Move some
text to the new section.
gdb/testsuite/
* gdb.base/break.exp: Add an XFAIL for gcc/36748.
* gdb.cp/annota2.exp: Accept frames-invalid in more places.
* gdb.opt/Makefile.in (EXECUTABLES): Update.
* gdb.opt/clobbered-registers-O2.exp: Update to GPL v3.
* gdb.opt/inline-bt.c, gdb.opt/inline-bt.exp,
gdb.opt/inline-cmds.c, gdb.opt/inline-cmds.exp,
gdb.opt/inline-locals.c, gdb.opt/inline-locals.exp,
gdb.opt/inline-markers.c: New files.
* lib/gdb.exp (skip_inline_frame_tests): New function.
(skip_inline_var_tests): New function.
* infcall.c (show_unwind_on_terminating_exception_p): New
function.
(call_function_by_hand): Create breakpoint and clean-up call for
std::terminate.breakpoint. Add unwind_on_terminating_exception_p
gate. Pop frame on breakpoint hit.
(_initialize_infcall): Add add_setshow_boolean_cmd for
unwind-on-terminating-exception.
testsuite/
2009-06-15 Phil Muldoon <pmuldoon@redhat.com>
* gdb.cp/gdb2495.cc: New file.
* gdb.cp/gdb2495.exp: New file.
doc/
2009-06-15 Phil Muldoon <pmuldoon@redhat.com>
* doc/gdb.texinfo (Calling): Document
set-unwind-on-terminating-exception usage.
* infrun.c (sched_multi): New global.
(resume): If sched_multi is set, resume only threads of the
current inferior.
(prepare_to_proceed): Don't switch over to wait_ptid if we're
resuming a different inferior, and sched_multi is off.
(show_schedule_multiple): New.
(_initialize_infrun): Register new "set schedule-multiple" command.
* inferior.h (sched_multi): Declare.
* NEWS: Mention new "schedule-multiple" setting.
gdb/doc/
* gdb.texinfo (All-Stop): Document new 'set schedule-multiple'
command.
* NEWS: Mention set/show libthread-db-search-path.
* gdb_thread_db.h (LIBTHREAD_DB_SEARCH_PATH): New define.
(LIBTHREAD_DB_SO): Moved from linux-thread-db.c
* linux-thread-db.c (libthread_db_search_path): New setting.
(thread_db_handle): New variable (replaces using_thread_db).
(try_thread_db_load_1): New function.
(try_thread_db_load, thread_db_load_search): Likewise.
(dladdr_to_soname): Likewise.
(thread_db_load): Iterate over possibly multiple libthread_db's.
(check_for_thread_db): Attempt to load new libthread_db.
(thread_db_detach, thread_db_wait): Unload libthread_db.
(thread_db_mourn_inferior): Likewise.
(_initialize_thread_db): Add new libthread-db-search-path option.
Defer loading of libthread_db to check_for_thread_db.
* solib.c (libpthread_name_p): New function.
(libpthread_solib_p): Call it.
* solib.h (libpthread_name_p): New prototype.
2009-05-12 Pedro Alves <pedro@codesourcery.com>
* cli/cli-decode.c (deprecated_add_set_cmd): Delete.
* command.h (deprecated_add_set_cmd): Delete declaration.
* gnu-nat.c (_initialize_gnu_nat): Replace 'maint gnu-debug' with
'set debug gnu-nat' and 'show debug gnu-nat'.
* i386-nat.c (_initialize_i386_nat): Replace 'maint
show-debug-registers' with 'maint set show-debug-registers' and
'maint show show-debug-registers'.
* mips-linux-nat.c (_initialize_mips_linux_nat): Replace 'maint
show-debug-registers' with 'maint set show-debug-registers' and
'maint show show-debug-registers'.
gdb/doc/
2009-05-12 Pedro Alves <pedro@codesourcery.com>
* gdb.texinfo: Document 'set/show debug gnu-nat'. Replace 'maint
show-debug-regs' docs by 'maint set show-debug-regs' and 'maint
show show-debug-regs' docs.
* macrocmd.c (info_macro_command): Print -Dname=value if LINE is zero.
gdb/doc/
* gdb.texinfo (Macros): Note command-line for `info macro'. Append
a new part on command-line defined macros.
gdb/testsuite/
* gdb.base/macscp.exp: New `options' parameter `-DFROM_COMMANDLINE'.
(info_macro): Remova `decimal' declaration. New variable `nonzero'.
Replace all uses of `decimal' by `nonzero'.
(info macro FROM_COMMANDLINE): New test.
* configure.ac (--with-datarootdir, --with-docdir, --with-pdfdir,
--with-htmldir): New.
* configure: Regenerate.
gdb/doc:
* configure.ac (--with-datarootdir, --with-docdir, --with-pdfdir,
--with-htmldir): New.
* configure: Regenerate.
* Makefile.in (datarootdir, docdir): Define.
(gdb.dvi, gdb.pdf): Use same -I options as for building gdb.info
instead of $(SET_TEXINPUTS).
(gdbint.dvi, gdbint.pdf): Use same -I options as for building
gdbint.info instead of $(SET_TEXINPUTS).
(gdbint/index.html): Use same -I options as for building
gdbint.info.
(stabs.dvi, stabs.pdf): Use same -I options as for building
stabs.info instead of $(SET_TEXINPUTS).
(stabs/index.html): Use same -I options as for building
stabs.info.
(annotate.dvi, annotate.pdf): Use same -I options as for building
annotate.info instead of $(SET_TEXINPUTS).
(annotate/index.html): Use same -I options as for building
annotate.info.
2009-04-18 Carlos O'Donell <carlos@codesourcery.com>
* Makefile.in (MAKEHTML): Set to makeinfo --html.
(MAKEHTMLFLAGS): Set to empty.
gdb/doc:
2009-04-18 Carlos O'Donell <carlos@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* Makefile.in (MAKEHTML): Set to makeinfo --html.
(MAKEHTMLFLAGS): Set to empty.
(html__strip_dir): Define.
(HTMLFILES): Define.
(HTMLFILES_INSTALL): Define.
(install-html): Copy new automake rule.
(html): Depend on $(HTMLFILES).
(gdb_toc.html): Rename to gdb/index.html.
(gdbint_toc.html): Rename to gdbint/index.html.
(stabs_toc.html): Rename to stabs/index.html.
(annotate_toc.html): Rename to annotate/index.html.
Ulrich Weigand