(core_close): Clear it.
(add_to_thread_list): Fake a pid if one is not found on a Solaris
core. Add the inferior here. Always add the thread, don't use
thread_change_ptid.
(core_open): Don't add the main thread or the inferior here unless
we find that the core had no .reg/NN sections.
(get_core_register_section): Handle Solaris cores with fake pids.
(SYSCALL_SIGTRAP): New.
(status_to_str): Adjust.
(get_pending_status): Pending events in lp->waitstatus don't map
to any signal. Simplify.
(linux_handle_syscall_trap): New.
(linux_handle_extended_wait): When handling PTRACE_EVENT_CLONE
events, use linux_ops->to_resume instead of direct ptrace with
PTRACE_CONT. Remove all TRAP_IS_SYSCALL handling.
(wait_lwp): Handle syscall traps with linux_handle_syscall_trap,
and clear the sysgood bit.
(status_callback): Make it clearer and add comments.
(cancel_breakpoints_callback): Ignore if LP has waitstatus set.
(linux_nat_filter_event): Handle syscall traps with
linux_handle_syscall_trap, and clear the sysgood bit. Move the
check for storing siginfo to after handling extended statuses and
syscall traps. Store status in the lwp object.
(linux_wait_1): Don't swap the pending status out of the lwp
object until after deciding we found an lwp with an interesting
event. Requeue a new pending signal if we find one while getting
rid or a pending SIGSTOP we sent ourselves. Don't clear the
sysgood bit here.
* infrun.c (deal_with_syscall_event): Rename to ...
(handle_syscall_event): ... this. Always context switch and set
stop_pc, even if not catching the syscall. If not catching the
syscall, always resume with keep_going.
(handle_inferior_event): Adjust.
* gdbarch.c, gdbarch.h: Regenerate.
* arch-utils.c (default_displaced_step_hw_singlestep): New function.
* arch-utils.h (default_displaced_step_hw_singlestep): Add prototype.
* ppc-linux-tdep.c (ppc_displaced_step_hw_singlestep): New function.
(rs6000_gdbarch_init): Install it.
* infrun.c (displaced_step_fixup): Use new callback to determine
whether to "step" or "continue" displaced copy.
(resume): Likewise. Do not call maybe_software_singlestep
for displaced stepping.
(maybe_software_singlestep): Do not handle displaced stepping.
platforms that use function descriptors. Prefer to use function
pointer types instead of function types.
* linespec.c (decode_objc): Support function descriptors. Fully
initialize SAL result.
* objc-lang.c (find_methods): Support function descriptors.
Do not require function symbol to point to text section.
* ppc-sysv-tdep.c (ppc64_sysv_abi_push_dummy_call): When calling
via a function pointer, use the descriptor it points to.
* ia64-tdep.c (ia64_memory_insert_breakpoint): Extend the comment.
New variable shadow_slotnum, use it appropriately instead of slotnum.
Move shadow_len initialization before SLOTNUM adjustment, cover now the
whole remaining bundle. Error now on breakpoints requested for the
slot 2 of L-X bundles. Better sanity check the requested slot 1 of L-X
bundles.
(ia64_memory_remove_breakpoint): New variable shadow_slotnum, use it
appropriately instead of slotnum. Warn now on breakpoints requested
for the slot 2 of L-X bundles. Better sanity check the requested slot
1 of L-X bundles. Update the assertio check of PLACED_SIZE.
(ia64_breakpoint_from_pc): New variable shadow_slotnum, use it
appropriately instead of slotnum. Move *lenptr initialization before
SLOTNUM adjustment, cover now the whole remaining bundle. Error now
on breakpoints requested for the slot 2 of L-X bundles. Better sanity
check the requested slot 1 of L-X bundles. Simplify the returned
expression.
* i386-nat.c (i386_stopped_data_address): Also check that
hitted watch register is not vacant.
gdb/testsuite ChangeLog entry:
New test for two watchpoints, with disabling of
the first inserted.
* testsuite/gdb.base/watchpoints.c: New file.
* testsuite/gdb.base/watchpoints.exp: New file.
* charset.c (iconv_open): Use UTF-16 and UTF-32, not UCS-2 and
UCS-4.
(iconv): Rename 'ucs_flag'.
(GDB_DEFAULT_TARGET_WIDE_CHARSET): Use UTF-32.
* c-lang.c (charset_for_string_type): Use UTF-16 and UTF-32, not
UCS-2 and UCS-4.
(convert_ucn): Use UTF-32.
gdb/testsuite
* gdb.base/charset.exp: Use UTF-16 and UTF-32, not UCS-2 and
UCS-4.
* gdb.base/charset.c (utf_32_string): Rename.
(init_utf32): Rename.
(main): Update.
(init_last_source_visited): Delete.
(directory_command): Do not clear last_source_visited. Call
forget_cached_source_info only if required.
(unset_substitute_path_command, set_substitute_path_command): Call
forget_cached_source_info.
* mi/mi-cmd-env.c (mi_cmd_env_dir): Do not call
init_last_source_visited.
* defs.h (init_last_source_visited): Delete declaration.
PR python/10633
* c-lang.c (c_printstr): Do not loop past options->print_max when
iterating with wchar_iterate.
2009-09-21 Phil Muldoon <pmuldoon@redhat.com>
PR python/10633
* gdb.python/py-prettyprint.exp (gdb_py_test_silent_cmd): New
Function.
(run_lang_tests): Add print elements test.
* python/py-value.c (valpy_getitem): Test value before allowing
subscript operation.
2009-09-21 Phil Muldoon <pmuldoon@redhat.com>
* gdb.python/py-value.exp (test_subscript_regression): New
function. Test for invalid subscripts.
* gdb.python/py-value.c (main): Add test array, and pointer to it.
(ptr_ref): New function.
Michael Snyder <msnyder@vmware.com>
* amd64-linux-tdep.c (amd64_all_but_ip_registers_record): New
function.
(amd64_linux_syscall_record): Call
amd64_all_but_ip_registers_record if syscall is
sys_rt_sigreturn.
(AMD64_LINUX_redzone, AMD64_LINUX_xstate,
AMD64_LINUX_frame_size): New macros.
(amd64_linux_record_signal): New function.
(amd64_linux_init_abi): Call set_gdbarch_process_record_signal.
Michael Snyder <msnyder@vmware.com>
* i386-linux-tdep.c (i386_all_but_ip_registers_record): New
function.
(i386_linux_intx80_sysenter_record): Call
i386_all_but_ip_registers_record if syscall is sys_sigreturn
or sys_rt_sigreturn.
(I386_LINUX_xstate, I386_LINUX_frame_size): New macros.
(i386_linux_record_signal): New function.
(i386_linux_init_abi): Call set_gdbarch_process_record_signal.
* mi/mi-cmds.c (mi_cmds): Register -stack-list-variables.
* mi/mi-cmd-stack.c (enum what_to_list): New.
(list_args_or_locals): Accept what_to_list parameter.
Use 'variables' as output name of all are requested.
(mi_cmd_stack_list_variables): New.
(mi_cmd_stack_list_locals, mi_cmd_stack_list_args): Adjust.
* gdb_ptrace.h (PT_SYSCALL): Define here if not already defined.
* inf-ttrace.c (inf_ttrace_wait): Fix compilation failure
introduced after field syscall_id inside struct target_waitstatus
has been renamed into syscall_number.
enum values.
(struct dwarf_stack_value): New struct.
(struct dwarf_expr_context): Change type of `stack' from CORE_ADDR*
to struct dwarf_stack_value*.
(struct dwarf_expr_piece): Move `v.value' into its own struct, v.expr,
all uses updated. Add v.expr.in_stack_memory.
(dwarf_expr_push): Update declaration.
(dwarf_expr_fetch_in_stack_memory): Declare.
* dwarf2expr.c (dwarf_expr_grow_stack): Update calculation of
size of stack value.
(dwarf_expr_push): New arg in_stack_memory, all callers updated.
(dwarf_expr_fetch_in_stack_memory): New function.
(add_piece): Set in_stack_memory for non-literal values.
(execute_stack_op): Allow ops to specify whether the value is on the
program's stack.
(execute_stack_op, case DW_OP_fbreg): Mark value as in stack memory.
(execute_stack_op, case DW_OP_call_frame_cfa): Ditto.
(execute_stack_op, case DW_OP_dup): Copy in_stack_memory flag.
(execute_stack_op, cases DW_OP_pick, DW_OP_over): Ditto.
(execute_stack_op, cases DW_OP_swap, DW_OP_rot): Update type of
dwarf stack value.
* dwarf2loc.c (read_pieced_value): Call read_stack for values known
to be on the program's stack.
(dwarf2_evaluate_loc_desc, case DWARF_VALUE_MEMORY): Call
set_value_stack only for objects known to be in stack memory.
* dwarf2-frame.c (execute_stack_op): New arg initial_in_stack_memory,
all callers updated.
Fix gcc-4.5 HEAD warnings for enum ada_operator.
* Makefile.in (HFILES_NO_SRCDIR): Add ada-operator.inc.
* ada-lang.h (enum ada_operator): Move it to ...
* ada-operator.inc: ... a new file.
* expression.h (enum exp_opcode): Include ada-operator.inc.
New element OP_UNUSED_LAST. Update comment for OP_EXTENDED0.
gdb/
Fix gcc-4.5 HEAD warnings for GDB_FORM_cached_string.
* dwarf2read.c (GDB_FORM_cached_string)
(dwarf_form_name <GDB_FORM_cached_string>): Remove.
(struct attribute <dwarf_form>): Reduce the bit width.
(struct attribute <string_is_canonical>, DW_STRING_IS_CANONICAL): New.
(read_attribute_value <DW_FORM_string>)
(read_attribute_value <DW_FORM_strp>): Initialize
DW_STRING_IS_CANONICAL.
(dwarf2_name, dump_die_shallow <DW_FORM_string>)
(dump_die_shallow <DW_FORM_strp>): Update the code using former
GDB_FORM_cached_string.
* amd64-linux-tdep.c: Include xml-syscall.h header, define the XML
syscall name for the architecture.
(amd64_linux_get_syscall_number): New function.
(amd64_linux_init_abi): Register the correct functions for syscall
catchpoint; set the correct syscall file name.
* breakpoint.c: New include: xml-syscall.h.
(set_raw_breakpoint_without_location): Setting the parameters
for the catch syscall feature.
(insert_catch_syscall): New.
(remove_catch_syscall): New.
(breakpoint_hit_catch_syscall): New.
(print_it_catch_syscall): New.
(print_one_catch_syscall): New.
(print_mention_catch_syscall): New.
(catch_syscall_breakpoint_ops): New.
(syscall_catchpoint_p): New.
(create_catchpoint_without_mention): New.
(create_catchpoint): Modified in order to use
create_catchpoint_without_mention.
(create_syscall_event_catchpoint): New.
(clean_up_filters): New.
(catch_syscall_split_args): New.
(catch_syscall_command_1): New.
(delete_breakpoint): Add cleanup for catch syscall.
(is_syscall_catchpoint_enabled): New.
(catch_syscall_enabled): New.
(catching_syscall_number): New.
(catch_syscall_completer): New completer function.
(add_catch_command): Add the completer function for catchpoints.
* breakpoint.h (syscalls_to_be_caught): New vector.
(catch_syscall_enabled): New.
(catching_syscall_number): New.
* gdbarch.c: Regenerated.
* gdbarch.h: Regenerated.
* gdbarch.sh: Add syscall catchpoint functions and structures.
(get_syscall_number): New.
(UNKNOWN_SYSCALL): New definition.
* i386-linux-nat.c (i386_linux_resume): Select the proper request
to be made for ptrace() considering if we are catching syscalls
or not.
* i386-linux-tdep.c: Include xml-syscall.h header, define the XML
syscall name for the architecture.
(i386_linux_get_syscall_number): New.
(i386_linux_init_abi): Register the correct functions for syscall
catchpoint; set the correct syscall file name.
* inf-child.c (inf_child_set_syscall_catchpoint): New.
(inf_child_target): Assign default values to target_ops.
* inf-ptrace.c (inf_ptrace_resume): Select the proper request
to be made for ptrace() considering if we are catching syscalls
or not.
* inferior.h (struct inferior): Included new variables
any_syscall_count, syscalls_counts and total_syscalls_count,
used to keep track of requested syscall catchpoints.
* infrun.c (resume): Add syscall catchpoint.
(deal_with_syscall_event): New.
(handle_inferior_event): Add syscall entry/return events.
(inferior_has_called_syscall): New.
* linux-nat.c: Define some helpful variables to track wether we have
support for the needed ptrace option.
(linux_test_for_tracesysgood): New.
(linux_supports_tracesysgood): New.
(linux_enable_tracesysgood): New.
(linux_enable_event_reporting): Save the current used ptrace
options.
(linux_child_post_attach): Calling linux_enable_tracesysgood.
(linux_child_post_startup_inferior): Likewise.
(linux_child_set_syscall_catchpoint): New function.
(linux_handle_extended_wait): Handle the case which the inferior stops
because it has called or returned from a syscall.
(linux_target_install_ops): Install the necessary functions to handle
syscall catchpoints.
* linux-nat.h (struct lwp_info): Include syscall_state into the
structure, which indicates if we are in a syscall entry or return.
* ppc-linux-tdep.c: Include xml-syscall.h header, define the XML
syscall filename for the arch.
(ppc_linux_get_syscall_number): New.
(ppc_linux_init_abi): Register the correct functions for syscall
catchpoint; setting the correct name for the XML syscall file.
* target.c (update_current_target): Update/copy functions related to
syscall catchpoint.
(target_waitstatus_to_string): Add syscall catchpoint entry/return
events.
* target.h (struct target_waitstatus): Add syscall number.
(struct syscall): New struct to hold information about syscalls
in the system.
(struct target_ops): Add ops for syscall catchpoint.
(inferior_has_called_syscall): New.
(target_set_syscall_catchpoint): New.
* xml-support.c (xml_fetch_content_from_file): New function,
transferred from xml-tdesc.c.
* xml-support.h (xml_fetch_content_from_file): New.
* xml-tdesc.c (fetch_xml_from_file): Function removed;
transferred to xml-support.c.
(file_read_description_xml): Updated to use the new
xml_fetch_content_from_file function.
* syscalls/gdb-syscalls.dtd: New definition file for syscall's XML
support.
* syscalls/amd64-linux.xml: New file containing information about
syscalls for GNU/Linux systems that use amd64 architecture.
* syscalls/i386-linux.xml: New file containing information about
syscalls for GNU/Linux systems that use i386 architecture.
* syscalls/ppc-linux.xml: New file containing information about
syscalls for GNU/Linux systems that use PPC architecture.
* syscalls/ppc64-linux.xml: New file containing information about
syscalls for GNU/Linux systems that use PPC64 architecture.
* xml-syscall.c: New file containing functions for manipulating
syscall's XML files.
* xml-syscall.h: New file, exporting the functions above mentioned.
* Makefile.in: Support for relocatable GDB datadir and XML
syscall.
* NEWS: Added information about the catch syscall feature.
* doc/gdb.texinfo (Set Catchpoints): Documentation about the new
feature.
* testsuite/Makefile.in: Inclusion of catch-syscall object.
* testsuite/gdb.base/catch-syscall.c: New file.
* testsuite/gdb.base/catch-syscall.exp: New file.
* frame.c (get_frame_id): Default to outer_frame_id if the this_id
method does not supply an ID. Assert that the result is not
null_frame_id.
(outer_frame_id): New.
(frame_id_p): Accept outer_frame_id.
(frame_id_eq): Allow outer_frame_id to be equal to itself.
(frame_find_by_id): Revert previous local workarounds.
(get_prev_frame_1): Adjust end-of-stack check to test outer_frame_id.
* frame.h (null_frame_id, frame_id_p): Update comments.
(outer_frame_id): Declare.
* infrun.c (handle_inferior_event): Do not treat all steps from the
outermost frame as subroutine calls.
* libunwind-frame.c (libunwind_frame_this_id): Do not clear THIS_ID.
* hppa-tdep.c (hppa_stub_frame_this_id): Likewise.
* ia64-tdep.c (ia64_frame_this_id): Likewise.
(ia64_libunwind_frame_this_id, ia64_libunwind_sigtramp_frame_this_id):
Use outer_frame_id instead of null_frame_id.
* amd64obsd-tdep.c (amd64obsd_trapframe_cache): Use outer_frame_id.
* i386obsd-tdep.c (i386obsd_trapframe_cache): Likewise.
* inline-frame.c (inline_frame_this_id): Refuse outer_frame_id.
* thread.c (restore_selected_frame): Update comment and remove
frame_id_p check.
gdb/doc/
* gdbint.texinfo (Unwinding the Frame ID): Reference outer_frame_id.
with save, free.
(register_objfile_data_with_cleanup): Delete arg cleanup and replace
with save, free. All callers updated.
(clear_objfile_data): Replace cleanup loop with separate save and
free loops.
* objfiles.h (register_objfile_data_with_cleanup): Update.
* arm-tdep.c (arm_objfile_data_free): Renamed from
arm_objfile_data_cleanup, all callers updated.
* dwarf2read.c (dwarf2_per_objfile_free): Renamed from
dwarf2_per_objfile_cleanup, all callers updated.
* python/py-objfile.c (py_free_objfile): Renamed from clean_up_objfile,
all callers updated.
* python/py-type.c (save_objfile_types): Renamed from
clean_up_objfile_types, all callers updated.
* remote.c (PACKET_bc, PACKET_bs): New enums.
(remote_protocol_features): Add ReverseStep, ReverseContinue.
(remote_resume): Check for reverse capability.
(_initialize_remote): Add packet config for "bs" and "bc" packets.
* NEWS (new options): Mention set/show for "bs" and "bc" packets.
(show_interactive_mode): New function.
(input_from_terminal_p): If interactive_mode is not auto, then
use that rather than checking the stdin settings.
(init_main): Add "set/show interactive-mode" command.
* NEWS: Add entry for new "set/show interactive-mode" command.
* rs6000-nat.c (vmap_exec): Rewrite using target_get_section_table
instead of relying on the to_sections/to_section_end target_ops
field, since the latter have been removed in a previous patch.
* frame.c (frame_stash): New static constant.
(frame_stash_add, frame_stash_find, frame_stash_invalidate):
New functions.
(get_frame_id): Minor reformatting. Add the frame to the frame stash.
(frame_find_by_id): Search the frame stash first before walking all
frames starting from te current_frame.
(reinit_frame_stash): Add call to frame_stash_invalidate ();
* amd64-linux-tdep.h (enum amd64_syscall): New enum consts,
to replace literal consts used in amd64-linux-tdep.c
* linux-record.h (enum gdb_syscall): New enum consts, to replace
literal consts used in amd64-linux-tdep.c and linux-record.c.
* amd64-linux-tdep.c (amd64_canonicalize_syscall): New function,
translate from native amd64 Linux syscall id to internal gdb id.
(amd64_linux_syscall_record): Switch statement abstracted out
and replaced with a call to amd64_canonicalize_syscall.
* linux-record.c (record_linux_system_call): Replace literal
consts with enum consts.
* i386-linux-tdep.c (i386_canonicalize_syscall): New function,
trivially translate from native i386 Linux syscalls to gdb syscalls.
(i386_linux_intx80_sysenter_record):
gdb/:
* gdb/Makefile.in (check//%): Parse 'config.status --version'
output to recreate the configuration from the testsuite directory,
rather than running 'config.status --recheck' from a different
build directory. Let configure do the recursion rather than
doing it manually.
* ia64-tdep.c (ia64_memory_insert_breakpoint)
(ia64_memory_remove_breakpoint): Return immediately if any of memory
reads fail. Do not combine the VAL values.
Fix ia64 shadowing of breakpoints in multiple slots of a single bundle.
* ia64-tdep.c (ia64_memory_insert_breakpoint): New call
of make_show_memory_breakpoints_cleanup with parameter 0. Move the
reading of SHADOW_CONTENTS to this memory state point of code. Update
comment for the memory re-read.
gdb/testsuite/
* gdb.base/breakpoint-shadow.exp (Second breakpoint placed): Initialize
$bpt2address.
(Second breakpoint address is valid on ia64)
(Third breakpoint on ia64 in the Second breakpoint's bundle): New.
(allocate_piece_closure): New function.
(read_pieced_value): New function.
(write_pieced_value): New function.
(copy_pieced_value_closure): New function.
(free_pieced_value_closure): New function.
(pieced_value_funcs): Define.
(dwarf2_evaluate_loc_desc): Return a computed value for a variable
described with pieces.
* frame.h (frame_unwinder_is): Declare.
* frame.c (frame_unwinder_is): New function.
* dwarf2loc.c: Include dwarf2-frame.h.
(dwarf_expr_frame_cfa): New function.
(dwarf2_evaluate_loc_desc): Use it.
(needs_frame_frame_cfa): New function.
(dwarf2_loc_desc_needs_frame): Use it.
* dwarf2expr.h (struct dwarf_expr_context) <get_frame_cfa>: New
field.
* dwarf2expr.c (execute_stack_op) <DW_OP_call_frame_cfa>: New
case.
* dwarf2-frame.h (dwarf2_frame_cfa): Declare.
* dwarf2-frame.c (no_get_frame_cfa): New function.
(execute_stack_op): Use it.
(dwarf2_frame_cfa): New function.
gdb/testsuite
* gdb.dwarf2/callframecfa.exp: New file.
* gdb.dwarf2/callframecfa.S: New file.
* NEWS: Add note on new "set stack-cache" option.
* corefile.c (read_stack): New function.
* dcache.c (dcache_struct): New member ptid.
(dcache_enable_p): Mark as obsolete.
(show_dcache_enabled_p): Flag option as deprecated.
(dcache_invalidate): Update ptid.
(dcache_invalidate_line): New function.
(dcache_read_line): No longer check cacheable attribute, stack
accesses get cached despite attribute.
(dcache_init): Set ptid.
(dcache_xfer_memory): Flush cache if from different ptid than before.
Update cache after write.
(dcache_update): New function.
(dcache_info): Report ptid.
(_initialize_dcache): Update text for `remotecache' to indicate it
is obsolete.
* dcache.h (dcache_update): Declare.
* dwarf2loc.c (dwarf2_evaluate_loc_desc): Mark values on stack with
set_value_stack.
* frame-unwind.c (frame_unwind_got_memory): Ditto.
* gdbcore.h (read_stack): Declare.
* memattr.c (mem_enable_command): Call target_dcache_invalidate
instead of dcache_invalidate.
(mem_disable_command, mem_delete_command): Ditto.
* target.c (stack_cache_enabled_p_1): New static global.
(stack_cache_enabled_p): New static global.
(set_stack_cache_enabled_p): New function.
(show_stack_cache_enabled_p): New function.
(target_dcache): Make static.
(target_dcache_invalidate): New function.
(target_load, target_resume): Call target_dcache_invalidate
instead of dcache_invalidate.
(memory_xfer_partial): New arg object, all callers updated.
Check for existing inferior before calling dcache routines.
When writing non-TARGET_OBJECT_STACK_MEMORY, notify dcache.
(target_xfer_partial): Call memory_xfer_partial for
TARGET_OBJECT_STACK_MEMORY.
(target_read_stack): New function.
(initialize_targets): Install new option `stack-cache'.
* target.h: Remove #include of dcache.h.
(enum target_object): New value TARGET_OBJECT_STACK_MEMORY.
(target_dcache): Delete.
(target_dcache_invalidate): Declare.
(target_read_stack): Declare.
* top.c (prepare_execute_command): New function.
(execute_command): Call prepare_execute_command
instead of free_all_values.
* top.h (prepare_execute_command): Declare.
* valops.c (get_value_at): New function.
(value_at): Guts moved to get_value_at.
(value_at_lazy): Similarly.
(value_fetch_lazy): Call read_stack for stack values.
* value.c (struct value): New member `stack'.
(value_stack, set_value_stack): New functions.
* value.h (value_stack, set_value_stack): Declare.
* mi/mi-main.c (mi_cmd_execute): Call prepare_execute_command
instead of free_all_values.
doc/
* gdb.texinfo (Caching Data of Remote Targets): Update text.
Mark `set/show remotecache' options as obsolete.
Document new `set/show stack-cache' option.
Update text for `info dcache'.
* value.c (value_primitive_field): Do not save value_offset for
bitfields.
(unpack_bits_as_long): Do not read an entire ULONGEST.
testsuite/
PR gdb/10565
* gdb.base/bitfields.c (struct container, container): New.
(main): Initialize it and call break5.
* gdb.base/bitfields.exp (bitfield_at_offset): New test.
Remove note on "set print symbol-loading".
* main.c (captured_main): Pass !batch for from_tty when calling
symbol_file_add_main.
* objfiles.h (objfile_has_partial_symbols): Declare.
(objfile_has_full_symbols): Declare.
* objfiles.c (objfile_has_partial_symbols): New function.
(have_partial_symbols): Use it.
(objfile_has_full_symbols): New function.
(have_full_symbols): Use it.
* solib.c: Include interps.h.
(solib_read_symbols): Back out patch of 2008-07-10.
Add test for info_verbose for symbol loading messages for
consistency with symfile.c.
(info_sharedlibrary_command): Handle optional parameter of regex of
libraries to list. Inform user of libraries without debugging info.
Rewrite to use ui_out routines to format output.
* symfile.c (print_symbol_loading): Delete.
(symbol_file_add_with_addrs_or_offsets): Back out patch of 2008-07-10.
Print "no debugging symbols found" only if from_tty || info_verbose;
and only check file being loaded, not all files.
(reread_symbols): Test file being loaded for whether it has symbols,
not all files.
(__initialize_symfile): Delete `set print symbol-loading'.
* symfile.h (print_symbol_loading): Delete.
* doc/gdb.texinfo (Symbols): Delete `set print symbol-loading'.
(Files): Add note on new optional regex arg to `info sharedlibrary'.
* varobj.c (varobj_create): Error if the specified frame was not found
and it is needed.
gdb/testsuite/
* gdb.mi/mi2-var-cmd.exp (create variable with invalid FRAME-ADDR): New.
* inferior.c (print_inferior): Align columns left. Remove header
for the the "current" column. Rename column "Id" to "Num".
Rename column "PID" to "Description". Print if there's no selected
inferior.
gdb/doc/
* gdb.texinfo (Debugging Multiple Inferiors): Add "info inferiors"
small example, and describe its columns. Replace "inferior-id" by
"infno" throughout.
Fix ia64 start crash when GDB built with -lmcheck.
* ia64-tdep.c (ia64_gdbarch_init): Allocate TDEP as cleared. Remove
specific clearing of TDEP SIGCONTEXT_REGISTER_ADDRESS and
PC_IN_SIGTRAMP.
Remove partially implemented writeback support.
* dcache.c: Include splay-tree.h.
(LINE_SIZE_POWER): Change from 5 to 6.
(DCACHE_SIZE): Change from 64 to 4096.
(ENTRY_INVALID, ENTRY_VALID, ENTRY_DIRTY): Delete.
(state_chars): Delete.
(struct dcache_block): Clean up; remove state and anydirty fields.
(struct dcache_struct): Redefine as a splay tree and linked list.
(last_cache): Make static.
(dcache_invalidate, dcache_hit): Rewrite for new cache structure.
(dcache_read_line, dcache_alloc): Rewrite for new cache structure.
(dcache_write_line): Delete.
(dcache_writeback): Delete.
(dcache_peek_byte): Clean up; remove "invalid" state check.
(dcache_poke_byte): Rewrite for new cache structure; clarify comment.
(dcache_splay_tree_compare): New function.
(dcache_init, dcache_free): Rewrite for new cache structure.
(dcache_xfer_memory): Rewrite for new write-through cache structure.
(dcache_print_line): New function.
(dcache_info): Rewrite for new cache structure.
(_initialize_dcache): Update "info dcache" help text.
* dcache.h (dcache_xfer_memory): Update declaration.
* target.c (memory_xfer_partial): Update calls to dcache_xfer_memory.
* NEWS: Announce JIT interface.
* Makefile.in (SFILES): Add jit.c.
(HFILES_NO_SRCDIR): Add jit.h.
(COMMON_OBS): Add jit.o.
* jit.c: New file.
* jit.h: New file.
* breakpoint.h (enum bptype): Add bp_jit_event to enum.
* breakpoint.c:
(update_breakpoints_after_exec): Delete jit breakpoints after exec.
(bpstat_what): Update event table for bp_jit_event.
(print_it_typical): Added case for bp_jit_event.
(print_one_breakpoint_location): Added case for bp_jit_event.
(allocate_bp_location): Added case for bp_jit_event.
(mention): Added case for bp_jit_event.
(delete_command): Added case for bp_jit_event.
(breakpoint_re_set_one): Added case for bp_jit_event.
(breakpoint_re_set): Added call to jit_inferior_created_hook.
(create_jit_event_breakpoint): New.
* infrun.c (handle_inferior_event): Add handler for jit event.
(follow_exec): Add call to jit_inferior_created_hook.
* doc/gdb.texinfo: Add chapter on JIT interface.
* value.c (enum internalvar_kind): Replace INTERNALVAR_SCALAR by
INTERNALVAR_INTEGER and INTERNALVAR_POINTER.
(union internalvar_data): Replace "scalar" member by "integer"
and "pointer".
(value_of_internalvar): Handle INTERNALVAR_INTEGER and
INTERNALVAR_POINTER instead of INTERNALVAR_SCALAR.
(get_internalvar_integer): Likewise.
(set_internalvar): Likewise.
(set_internalvar_integer): Likewise.
(preserve_one_internalvar): Likewise.
(value_from_pointer): Handle typedef'd pointer types.
testsuite/ChangeLog:
2009-08-19 Doug Evans <dje@google.com>
* gdb.base/gdbvars.c: New file.
* gdb.base/gdbvars.exp: Test convenience vars with program variables.
* amd64-tdep.c: Add a frame unwinder for function epilogues.
(amd64_in_function_epilogue_p): New function.
(amd64_epilogue_frame_sniffer): New function.
(amd64_epilogue_frame_cache): New function.
(amd64_epilogue_frame_this_id): New function.
(amd64_epilogue_frame_unwind): New struct frame_unwind.
(amd64_init_abi): Hook the new unwinder.
* amd64-linux-tdep.c (amd64_linux_init_abi): Set gdbarch to use
SVR4 method for skip_trampoline_code.
gdb/
* top.c (any_thread_of): Delete.
(kill_or_detach): Use any_thread_of_process.
* top.c (print_inferior_quit_action): New.
(quit_confirm): Rewrite to print info about all inferiors.
* target.c (dispose_inferior): New.
(target_preopen): Use it.
2009-08-14 Pedro Alves <pedro@codesourcery.com>
gdb/testsuite/
* gdb.threads/killed.exp, gdb.threads/manythreads.exp,
gdb.threads/staticthreads.exp: Adjust to "quit" output changes.
PR gdb/8869:
* language.c (language, type, range, case_sensitive): Make const.
(show_language_command): Don't call deprecated_show_value_hack.
Special case "auto".
(set_language_command): An unrecognized language is now an
internal error instead of a user error. Don't call set_lang_str.
(show_type_command): Don't call deprecated_show_value_hack.
Special case "auto". Use warning.
(set_type_command): An unrecognized type is now an internal error
instead of a user error. Output type check mismatch with language
here. Don't call set_type_str.
(show_range_command): Don't call deprecated_show_value_hack.
Special case "auto". Use warning.
(set_range_command): An unrecognized range check is now an
internal error instead of a warning. Output range check mismatch
with language here. Don't call set_range_str.
(show_case_command): Don't call deprecated_show_value_hack.
Special case "auto". Use warning.
(set_case_command): Don't call set_case_str. An unrecognized case
check is now an internal error instead of a warning. Output range
check mismatch with language here. Don't call set_case_str.
(set_type_range_case): Don't call set_type_str, set_range_str or
set_case_str here.
(set_lang_str, set_type_str, set_range_str, set_case_str): Delete.
(add_language): Install or reinstall the "set language" command
here, and make it an enum command. Build the enumeration and the
help string from the current list of known languages.
(_initialize_language): Don't install "set language" here. Make
"set check type", "set check range" and "set case-sensitive" enum
commands. Register the "auto" "local" and "unknown" languages in
that order.
2009-08-13 Pedro Alves <pedro@codesourcery.com>
* gdb.base/default.exp: Adjust "set language test": it's now an
enum command. Larger help string moved to "help set language".
* gdb.base/help.exp: Adjust "help set language" expected output,
now lists all known languages.
* solib-darwin.c (find_program_interpreter): Simplify the code by
looking up for the load_dylinker command instead of reading the
corresponding (but deprecated) section.
(darwin_solib_create_inferior_hook): Adjust: do not free the
interpreter path.
* i386-darwin-tdep.c (i386_m128_p): New function.
(i386_darwin_arg_type_alignment): Ditto.
(i386_darwin_push_dummy_call): Ditto.
(i386_darwin_init_abi): Define Darwin specific push_dummy_call.
Adjust long_double size. Adjust pc offset in setjump buffer.
Add Linux AMD64 process record support.
* amd64-linux-tdep.c (amd64_linux_record_tdep): New variable.
This struct has the argument for the function
"record_linux_system_call".
(amd64_linux_syscall_record): New function. Parse the
system call instruction and call function
"record_linux_system_call" to record execute log.
(i386_linux_init_abi): Initialize "amd64_linux_record_tdep".
Set "amd64_linux_syscall_record" to "i386_syscall_record".
Add process record Linux system call 64 bits support.
* linux-record.h (linux_record_tdep): Add size_pointer,
size_size_t, size_iovec and arg6. Change the values of
size_int, size_long and size_ulong to
gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT,
gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT,
gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT.
* i386-linux-tdep.c (i386_linux_init_abi): Ditto.
(i386_linux_intx80_sysenter_record): Add a check for system
call number.
* linux-record.c (record_linux_system_call): Make this
function support 64 bits.
Add AMD64 process record instruction set support.
* i386-tdep.h (gdbarch_tdep): Add record_regmap for registers
because the AMD64's registers order in GDB is not same with
I386 instructions.
Add i386_syscall_record to be the syscall function handle
interface.
(record_i386_regnum): Number for record_regmap.
* i386-tdep.c (OT_QUAD): For 64 bits.
(i386_record_s): Add rex_x, rex_b, rip_offset and
popl_esp_hack for AMD64 instruction set. And regmap for
record_regmap.
(i386_record_lea_modrm_addr): Support AMD64 instruction set
64 bits lea.
(i386_record_lea_modrm): Ditto.
(i386_record_push): New function. Record the execution log
of push.
(I386_RECORD_ARCH_LIST_ADD_REG): New macro to record the
register.
(i386_process_record): Support AMD64 instruction set.
* amd64-tdep.c (amd64_record_regmap): For record_regmap.
(amd64_init_abi): Set amd64_record_regmap to record_regmap.
(target_bfd_xfer_partial): Adjust to get at the section table from
the new structure.
(target_bfd_get_section_table): Ditto.
(target_bfd_xclose): Ditto. Get the bfd pointer from the
target_bfd_data structure, from the section table.
(target_bfd_reopen): Store a struct target_bfd_data in the
target_ops to_data field, instead of a target_section_table.
* language.c (set_language_command): Strip whitespace.
(set_type_command): Likewise.
(set_range_command): Likewise.
gdb/testsuite
* gdb.base/setshow.exp: Add tests for changes to set language, set
check range, and set check type.
Michael Snyder <msnyder@vmware.com>
* record.c (record_mem_entry): New field 'mem_entry_not_accessible'.
(record_arch_list_add_mem): Initialize 'mem_entry_not_accessible'.
(record_wait): Set 'mem_entry_not_accessible' flag if target
memory not readable. Don't try to change target memory if
'mem_entry_not_accessible' is set.
Fix memory corruption on reread of file through a symbolic link.
* symfile.c (find_separate_debug_file): Initialize CANON_NAME earlier.
Allocate DEBUGFILE with length based on CANON_NAME. Free CANON_NAME on
all the return paths.
* defs.h (read_command_lines_1): Declare.
* cli/cli-script.c (read_next_line): Only return string,
do not process.
(process_next_line): New, extracted from read_next_line.
(recurse_read_control_structure): Take a function pointer to the
read function.
(get_command_line) Pass the read_next_line as reader function
into recurse_read_control_structure.
(read_command_lines_1): New, extracted from...
(read_command_lines): ...here.
* target.h (enum strata): New value arch_stratum.
* target.c (target_require_runnable): Skip arch_stratum targets.
* configure.tgt (powerpc-*-linux* | powerpc64-*-linux*): Add
solib-spu.o and spu-multiarch.o to gdb_target_obs.
* Makefile.in (ALL_TARGET_OBS): Add solib-spu.o and spu-multiarch.o.
(ALLDEPFILES): Add solib-spu.c and spu-multiarch.c.
* solib-spu.c: New file.
* solib-spu.h: New file.
* spu-multiarch.c: New file.
* spu-tdep.h (SPUADDR, SPUADDR_SPU, SPUADDR_ADDR): New macros.
* spu-tdep.c (struct gdbarch_tdep): New member id.
(spu_gdbarch_id): New function.
(spu_lslr): New function.
(spu_address_to_pointer): New function.
(spu_pointer_to_address): Support SPU ID address encoding. Use
spu_gdbarch_id and spu_lslr.
(spu_integer_to_address): Likewise.
(spu_frame_unwind_cache): Update for encoded addresses.
(spu_unwind_pc, spu_unwind_sp): Likewise.
(spu_read_pc, spu_write_pc): Likewise.
(spu_push_dummy_call): Likewise.
(spu_software_single_step): Likewise.
(spu_get_longjmp_target): Likewise.
(spu_overlay_update_osect): Likewise.
(spu_dis_asm_print_address): New function.
(gdb_print_insn_spu): Likewise.
(spu_gdbarch_init): Store SPU ID in tdep structure.
Install spu_address_to_pointer and gdb_print_insn_spu.
* ppc-linux-tdep.c: Include "observer.h", "auxv.h", "elf/common.h"
and "solib-spu.h".
(ppc_linux_entry_point_addr): New static variable.
(ppc_linux_inferior_created): New function.
(ppc_linux_displaced_step_location): Likewise.
(ppc_linux_init_abi): Enable Cell/B.E. support if supported
by the target.
(_initialize_ppc_linux_tdep): Attach to inferior_created observer.
* NEWS: Mention multi-architecture and Cell/B.E. debugging
capabilities.
testsuite/ChangeLog:
* gdb.xml/tdesc-regs.exp: Skip for SPU targets.
* linux-nat.c: Include <sys/vfs.h>.
(SPUFS_MAGIC): Define.
(spu_enumerate_spu_ids): New function.
(linux_proc_xfer_spu): New function.
(linux_xfer_partial): Handle TARGET_OBJECT_SPU.
(iterate_over_spus): New function.
(struct linux_spu_corefile_data): New data type.
(linux_spu_corefile_callback): New function.
(linux_spu_make_corefile_notes): New function.
(linux_nat_make_corefile_notes): Call it.
* corelow.c (struct spuid_list): New data type.
(add_to_spuid_list): New function.
(core_xfer_partial): Handle TARGET_OBJECT_SPU.
gdbserver/ChangeLog:
* linux-low.c: Include <sys/stat.h> and <sys/vfs.h>.
(SPUFS_MAGIC): Define.
(spu_enumerate_spu_ids): New function.
(linux_qxfer_spu): New function.
(linux_target_ops): Install linux_qxfer_spu.
(disable_breakpoints_before_startup): Add prototype.
(enable_breakpoints_after_startup): Likewise.
* breakpoint.c (executing_startup): New static variable.
(describe_other_breakpoints): Handle bp_startup_disabled.
(check_duplicates_for): Likewise.
(disable_breakpoints_before_startup): New function.
(enable_breakpoints_after_startup): New function.
(create_breakpoint): Mark new breakpoints as bp_startup_disabled
if executing_startup flag is true.
(break_command_really): Likewise.
(breakpoint_re_set_one): Skip bp_startup_disabled breakpoints.
single-stepping arch, don't tell the target to single-step.
(maybe_software_singlestep): Return 0 if we're using displaced
stepping.
(resume): If this is a software single-stepping arch, and
displaced-stepping is enabled, use it for all single-step
requests.
Replace public function varobj_list by all_root_varobjs iterator.
* mi/mi-cmd-var.c (struct mi_cmd_var_update, mi_cmd_var_update_iter):
New.
(mi_cmd_var_update): Replace the varobj_list call by all_root_varobjs.
Remove the variables rootlist, cr. New variable data.
* varobj.c (rootcount, varobj_list): Remove.
(install_variable, uninstall_variable): Remove the rootcount updates.
(all_root_varobjs): New function.
(varobj_invalidate): Use the all_root_varobjs call. Move the code to...
(varobj_invalidate_iter): ... a new function.
* varobj.h (varobj_list): Remove the prototype.
(all_root_varobjs): New prototype.
Fix gcc-4.5 HEAD warnings.
* cp-name-parser.y (%union <typed_val_int>, %token GLOBAL)
(GLOBAL_CONSTRUCTORS, GLOBAL_DESTRUCTORS, demangler_special <GLOBAL>):
Remove.
(yylex <"global constructors keyed to ">)
(yylex <"global destructors keyed to ">): Base it on DEMANGLER_SPECIAL.
(cp_comp_to_string): Remove variables str, prefix and buf. Remove the
GLOBAL_DESTRUCTORS and GLOBAL_CONSTRUCTORS handling.
(cp_print): Remove the GLOBAL_DESTRUCTORS and GLOBAL_CONSTRUCTORS
handling.
gdbarch_convert_from_func_ptr_addr.
* cris-tdep.c: Remove outdated comment.
* infcall.c (call_function_by_hand): Do not call
gdbarch_convert_from_func_ptr_addr after entry_point_address.
* objfiles.c (entry_point_address): Call both
gdbarch_convert_from_func_ptr_addr and
gdbarch_addr_bits_remove.
(nto_extra_thread_info): New function definition.
* nto-tdep.h (gdbthread.h): New include.
(private_thread_info): New struct.
(nto_extra_thread_info): New declaration.
* nto-procfs.c (procfs_thread_alive): Properly check if
thread is still alive.
(update_thread_private_data_name, update_thread_private_data): New
function definition.
(procfs_find_new_threads): Fetch thread private data.
(init_procfs_ops): Register to_extra_thread_info.
