* 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.
2009-09-14 H.J. Lu <hongjiu.lu@intel.com>
PR gas/10637
* config/tc-i386-intel.c (intel_state): Add has_offset.
(i386_intel_simplify): Set intel_state.has_offset to 1 for
O_offset.
(i386_intel_operand): Turn on intel_state.is_mem if
intel_state.has_offset is 0 and the last char is ']'.
gas/testsuite/
2009-09-14 H.J. Lu <hongjiu.lu@intel.com>
PR gas/10637
* gas/i386/disp.s: Add tests for Intel syntax.
* gas/i386/x86-64-disp.s: Likewise.
* gas/i386/disp.d: Updated.
* gas/i386/intelok.d: Likewise.
* gas/i386/x86-64-disp.d: Likewise.
* gas/i386/disp-intel.d: New.
* gas/i386/x86-64-disp-intel.d: Likewise.
* gas/i386/i386.exp: Run disp-intel and x86-64-disp-intel.
2009-09-14 H.J. Lu <hongjiu.lu@intel.com>
PR gas/10636
* config/tc-i386.c (optimize_disp): Set disp32 for 64bit only
if there is an ADDR_PREFIX.
(i386_finalize_displacement): Repor error if signed 32bit
displacement is out of range.
gas/testsuite/
2009-09-14 H.J. Lu <hongjiu.lu@intel.com>
PR gas/10636
* gas/i386/disp.d: New.
* gas/i386/disp.s: Likewise.
* gas/i386/x86-64-disp.d: Likewise.
* gas/i386/x86-64-disp.s: Likewise.
* gas/i386/i386.exp: Run disp and x86-64-disp.
* gas/i386/x86-64-addr32.s: Add high 32bit displacement tests.
* gas/i386/x86-64-addr32.d: Updated.
* gas/i386/x86-64-addr32-intel.d: Likewise.
* gas/i386/x86-64-inval.l: Likewise.
* gas/i386/x86-64-prescott.d: Likewise.
* gas/i386/x86-64-inval.s: Add invalid displacement tests.
* gas/i386/x86-64-prescott.s: Replace 0x90909090 displacement
with 0x909090.
* config/tc-mips.c (MIPS_JALR_HINT_P): Take an expr argument.
Require the target to be a bare symbol on targets with
in-place addends.
(macro_build_jalr): Update accordingly.
(mips_fix_adjustable): Don't reduce R_MIPS_JALRs on targets
with in-place addends.
gas/testsuite/
* gas/mips/jalr2.s, gas/mips/jalr2.d: New test.
* gas/mips/jal-svr4pic.d: Don't expect R_MIPS_JALRs to be reduced.
* gas/mips/jal-xgot.d: Likewise.
* gas/mips/mips-abi32-pic2.d: Likewise.
* gas/mips/mips.exp: Run it.
* 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.
of input file, if not specified in input file itself; all callers
updated; `binary_architecture' hack removed.
(copy_archive, copy_file): New parameter `input_arch', for
`copy_object' usage.
(copy_main): Accept `-B' (`--binary-architecture') option also
for any arch-less input ifile format, not only `binary'; remove
bfd_external_binary_architecture hack; instead, add `input_arch'
to calls to `copy_file'.
* windres.c, windmc.c : Obsolete and useless external references
to `bfd_external_binary_architecture' or `bfd_external_machine'
removed.
* binary.c (binary_object_p): Remove bfd_external_binary_architecture
hack. objcopy `-B' (`--binary-architecture') option is now handled
in a generic way.
* config/tc-mmix.c (md_assemble) <case mmix_operands_xyz_opt>:
Allow register operands for SWYM as for TRIP and TRAP. Correct
operand handling and error checking. Never emit
BFD_RELOC_MMIX_REG_OR_BYTE for operands to these insns.
* 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.
