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.
* configure: Regenerate.
* lib/cell.exp: New file.
* gdb.cell: New directory.
* gdb.cell/configure.ac: New file.
* gdb.cell/configure: New file.
* gdb.cell/Makefile.in: New file.
* gdb.cell/arch.exp: New file.
* gdb.cell/break.c: New file.
* gdb.cell/break.exp: New file.
* gdb.cell/break-spu.c: New file.
* gdb.cell/bt.c: New file.
* gdb.cell/bt2-spu.c: New file.
* gdb.cell/bt-spu.c: New file.
* gdb.cell/bt.exp: New file.
* gdb.cell/coremaker.c: New file.
* gdb.cell/coremaker-spu.c: New file.
* gdb.cell/core.exp: New file.
* gdb.cell/gcore.exp: New file.
* gdb.cell/data.c: New file.
* gdb.cell/data.exp: New file.
* gdb.cell/data-spu.c: New file.
* gdb.cell/ea-cache.exp: New file.
* gdb.cell/ea-cache.c: New file.
* gdb.cell/ea-cache-spu.c: New file.
* gdb.cell/ea-standalone.c: New file.
* gdb.cell/ea-standalone.exp: New file.
* gdb.cell/ea-test.c: New file.
* gdb.cell/ea-test.exp: New file.
* gdb.cell/f-regs.exp: New file.
* gdb.cell/mem-access.c: New file.
* gdb.cell/mem-access.exp: New file.
* gdb.cell/mem-access-spu.c: New file.
* gdb.cell/ptype.exp: New file.
* gdb.cell/registers.exp: New file.
* gdb.cell/size.c: New file.
* gdb.cell/sizeof.exp: New file.
* gdb.cell/size-spu.c: New file.
* gdb.cell/solib.exp: New file.
* gdb.cell/solib-symbol.exp: New file.
* 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.
* objfiles.c (objfiles_updated_p): New variable.
(qsort_cmp, bsearch_cmp, update_section_map): New function.
(find_pc_section): Use bsearch.
(set_objfiles_updated_on_exe_change): New function.
(set_objfiles_updated_on_solib_activity): New function.
(_initialize_objfiles): New function.
* valops.c (value_fetch_lazy): Handle bitfields explicitly.
(value_assign): Remove unnecessary FIXME. Honor the container
type of bitfields if possible.
* value.c (struct value): Add parent field.
(value_parent): New function.
(value_free): Free the parent also.
(value_copy): Copy the parent also.
(value_primitive_field): Do not read the contents of a lazy
value to create a child bitfield value. Set bitpos and offset
according to the container type if possible.
(unpack_bits_as_long): Rename from unpack_field_as_long. Take
field_type, bitpos, and bitsize instead of type and fieldno.
(unpack_field_as_long): Use unpack_bits_as_long.
* value.h (value_parent, unpack_bits_as_long): New prototypes.
* dwarf2read.c (dwarf2_per_objfile): New member types,
signatured_types.
(TYPES_SECTION): New macro.
(dwarf2_per_cu_data): Change size of length field from 30 bits
to 29 bits. New member from_debug_types.
(signatured_type): New struct.
(struct attribute): New union member signatured_type.
(DW_SIGNATURED_TYPE): New macro.
(dwarf2_attr_no_follow): New function.
(read_type_unit_scope): New function.
(follow_die_ref_or_sig, follow_die_sig): New functions.
(dwarf2_locate_sectoins): Handle .debug_types.
(dwarf2_build_psymtabs): Read .debug_types.
(read_type_comp_unit_head): New function.
(hash_type_signature, eq_type_signature): New functions.
(create_debug_types_hash_table): New function.
(lookup_signatured_type): New function.
(process_psymtab_comp_unit): Handle type units too.
(process_type_comp_unit, build_type_psymtabs): New functions.
(dwarf2_build_psymtabs_hard): Call build_type_psymtabs.
(load_partial_comp_unit): Assert not called for a type unit.
(skip_one_die): Handle DW_FORM_sig8.
(queue_comp_unit): Don't call load_full_comp_unit here, or
update read_in_chain.
(psymtab_to_symtab_1): Call read_signatured_type_at_offset for
type units, or load_full_comp_unit for comp units after
queue_comp_unit returns.
(load_full_comp_unit): Assert not called for type units.
(load_full_comp_unit): Update read_in_chain here.
(process_die): Handle DW_TAG_type_unit.
(read_structure_type): Look for signatured types.
(read_enumeration_type): Ditto.
(init_cu_die_reader): Handle .debug_types.
(read_comp_unit): Assert hash not computed yet.
(read_die_and_children): Expand debugging printf to handle .debug_types.
(read_partial_die): Handle DW_TAG_type_unit:
(find_patial_die): Handle .debug_types.
(read_attribute_value): Handle DW_FORM_sig8.
(die_type): Call follow_die_ref_or_sig instead of follow_die_ref.
(die_containing_type): Ditto.
(dwarf_tag_name): Handle DW_TAG_type_unit.
(dwarf_attr_name): Handle DW_AT_signature.
(dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
DW_FORM_flag_present, DW_FORM_sig8.
(dump_die_shallow): Handlel DW_FORM_sig8.
(maybe_queue_comp_unit): Change return type to int from void.
All callers updated.
(follow_die_ref): Handle .debug_types.
(lookup_signatured_type_at_offset): New function.
(read_signatured_type_at_offset): New function.
(read_signatured_type): New function.
* 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.
(gnu_mourn_inferior): Use the passed in target_ops
instead of the gnu_ops global.
(gnu_create_inferior): Inline `attach_to_child', use the passed in
target_ops instead of the gnu_ops global.
(gnu_can_run): Delete.
(gnu_attach): Use the passed in target_ops instead of the gnu_ops
global.
(gnu_detach): Ditto.
(gnu_prepare_to_store, gnu_open): Delete.
(gnu_store_registers, gnu_fetch_registers): Delete declarations.
(gnu_ops): Delete.
(init_gnu_ops): Delete.
(gnu_target): New.
(_initialize_gnu_nat): Don't call init_gnu_ops or add_target here.
* gnu-nat.h (gnu_target): Declare.
* i386gnu-nat.c (gnu_fetch_registers, gnu_store_registers): Make
static.
(_initialize_i386gnu_nat): New.
cache every time before calling target_wait.
(handle_inferior_event): Make static. Always reset waiton_ptid.
Never call registers_changed.
(prepare_to_wait): Do not invaliate registers or overlay cache
(moved to wait_for_inferior). Do not reset waiton_ptid (moved
to handle_inferior_event).
(fetch_inferior_event): Remove check for always-true condition.
* infrun.c (handle_inferior_event): Remove an execution_direction
check in the "check for subroutine calls" test, and add some
additional handling for reverse-stepping through shared libraries.
* dwarf2read.c (struct die_reader_specs): New struct.
(locate_pdi_sibling): New arg buffer. All callers updated.
(load_partial_dies, read_partial_die): Ditto.
(read_8_bytes): Change return type to ULONGEST.
(read_comp_unit): Delete arg abfd. All callers updated.
(read_die_and_children_1): Delete args abfd, cu. New arg reader.
All callers updated.
(read_die_and_children, read_die_and_siblings): Ditto.
(read_full_die): Ditto. Move closer to callers.
(skip_one_die): New arg buffer. All callers updated.
(load_full_comp_unit): Change return type to void. All callers
updated.
(partial_read_comp_unit_head): New args buffer, buffer_size.
All callers updated.
(process_psymtab_comp_unit): New function, split out from
dwarf2_build_psymtabs_hard.
(dwarf2_build_psymtabs_hard): Call it.
(load_partial_comp_unit): Renamed from load_comp_unit.
All callers updated.
(skip_children): New arg buffer. All callers updated.
(init_cu_die_reader): New function.
(is_ref_attr): New function.
(dwarf2_get_ref_die_offset): Call it.
(alloc_one_comp_unit): New function.
* gdb.reverse/step-reverse.exp (stepi into function call):
Call instruction may not be first instruction in the line.
(reverse stepi from a function call): Used wrong line number.
Fix memory access from signed 32bit inferior registers on 64bit GDB.
* linux-nat.c (linux_xfer_partial <TARGET_OBJECT_MEMORY>): New variable
addr_bit. Mask OFFSET by the ADDR_BIT width.
gdb/testsuite/
* gdb.arch/amd64-i386-address.exp, gdb.arch/amd64-i386-address.S: New.
Fix racy clashing of output files for gdb.base{1,2}/ parallel run.
* gdb.base/annota1.exp (thread_test): Import global $testfile.
Change the compilation target to match the testcase name.
* gdb.base/sect-cmd.exp: Change the compilation target to match the
testcase name.
* a2-run.exp: Use for setup prepare_for_testing. Change the
compilation target to match the testcase name.
* gdb.base/commands.exp: Likewise.
* gdb.base/finish.exp: Likewise.
* gdb.base/float.exp: Likewise.
* gdb.base/info-target.exp: Likewise.
* gdb.base/relational.exp: Likewise.
* gdb.base/term.exp: Likewise.
* gdb.base/until.exp: Likewise.
* gdb.base/volatile.exp: Likewise.
* gdb.base/whatis-exp.exp: Likewise.
* i386-tdep.c: Add a frame unwinder for function epilogues.
(i386_in_function_epilogue_p): New function.
(i386_epilogue_frame_sniffer): New function.
(i386_epilogue_frame_cache): New function.
(i386_epilogue_frame_this_id): New function.
(i386_epilogue_frame_unwind): New struct frame_unwind.
(i386_gdbarch_init): Hook the new unwinder.
* cli/cli-cmds.c (disassemble_command): Add a new modifier /r
to "disassemble" command to print the raw instructions in hex as
well as in symbolic form.
(init_cli_cmds): Ditto.
(print_disassembly): Change "mixed" to "flags" to translate
the behavior of disassemble.
(disassemble_current_function): Ditto.
* mi/mi-cmd-disas.c (mi_cmd_disassemble): Ditto.
* stack.c (gdb_disassembly_stub): Ditto.
* disasm.c (do_mixed_source_and_assembly): Ditto.
(do_mixed_source_and_assembly): Ditto.
(do_assembly_only): Ditto.
(gdb_disassembly): Ditto.
(dump_insns): print the raw instructions in hex as well as in
symbolic form if DISASSEMBLY_RAW_INSN and flags is true.
* disasm.h (DISASSEMBLY_SOURCE): Include source code with the
assembly if it and flags is true.
(DISASSEMBLY_RAW_INSN): Include the raw instructions in hex with
the assembly if it and flags is true.
(gdb_disassembly): Update extern.
* NEWS: Document disassemble/r support.
Tidy up the code.
* mi/mi-cmd-var.c (mi_cmd_var_update): Remove variable nv. Move
variables var, rootlist and cr to their local sub-block. Move the
make_cleanup_ui_out_tuple_begin_end, make_cleanup_ui_out_list_begin_end
and do_cleanups calls to the common base block. Remove the zero NV
check.
Report error on inaccessible memory.
* cli/cli-dump.c: Include gdbcore.h.
(dump_memory_to_file): Call read_memory instead of target_read_memory.
gdb/testsuite/
* gdb.base/dump.exp (inaccessible memory is reported): New test.
* configure: Regenerated.
* configure.ac: Add case for srv_qnx and set LIBS accordingly.
* configure.srv (i[34567]86-*-nto*): New target.
* nto-low.c, nto-low.h, nto-x86-low.c: New files.
* remote-utils.c [__QNX__]: Include sys/iomgr.h
(nto_comctrl) [__QNX__]: New function.
(enable_async_io, disable_async_io) [__QNX__]: Call nto_comctrl.
* source.c (find_and_open_source): Remove the `objfile' parameter.
Update the function comment.
(open_source_file, symtab_to_fullname, psymtab_to_fullname): Update the
find_and_open_source callers.
Paul Pluzhnikov
Nick Roberts
Don Lee
gdbadmin
Eli Zaretskii
Tom Tromey
Thiago Jung Bauermann
Michael Snyder
Jan Kratochvil
Vladimir Prus
Kazu Hirata
Ulrich Weigand
Julian Brown
Ralf Wildenhues
Thomas Schwinge
H.J. Lu
Daniel Jacobowitz
Pedro Alves
Aleksandar Ristovski
Keith Seitz
Hui Zhu
Marc Khouzam
Doug Evans
Mike Frysinger
Anthony Green
Stan Shebs
Phil Muldoon
Pierre Muller
Sami Wagiaalla
Tristan Gingold