2011-07-24 Maciej W. Rozycki <macro@codesourcery.com>
* mips.h (INSN_TRAP): Rename to...
(INSN_NO_DELAY_SLOT): ... this.
(INSN_SYNC): Remove macro.
gas/
2011-07-24 Maciej W. Rozycki <macro@codesourcery.com>
* config/tc-mips.c (can_swap_branch_p): Adjust for the rename of
INSN_TRAP to INSN_NO_DELAY_SLOT. Remove the check for INSN_SYNC
as well as explicit checks for ERET and DERET when scheduling
branch delay slots.
opcodes/
2011-07-24 Maciej W. Rozycki <macro@codesourcery.com>
* mips-opc.c (NODS): New macro.
(TRAP): Adjust for the rename of INSN_TRAP to INSN_NO_DELAY_SLOT.
(DSP_VOLA): Likewise.
(mips_builtin_opcodes): Add NODS annotation to "deret" and
"eret". Replace INSN_SYNC with NODS throughout. Use NODS in
place of TRAP for "wait", "waiti" and "yield".
* mips16-opc.c (NODS): New macro.
(TRAP): Adjust for the rename of INSN_TRAP to INSN_NO_DELAY_SLOT.
(mips16_opcodes): Use NODS in place of TRAP for "jalrc", "jrc",
"restore" and "save".
* symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
only after checking if it cannot be forced local.
* symtab.h (is_externally_visible): Check if the symbol is not forced
local.
gdb/testsuite/
* gdb.arch/i386-dr3-watch.exp: Test that the i386 watchpoints
backend doesn't leave used debug registers behind.
gdb/gdbserver/
* i386-low.c (i386_insert_aligned_watchpoint): Don't pass the info
to the inferior here.
(i386_remove_aligned_watchpoint): Ditto.
(i386_handle_nonaligned_watchpoint): Return immediate on fail to
fit part of the watchpoint in the debug registers.
(i386_update_inferior_debug_regs): New.
(i386_low_insert_watchpoint): Work on a local mirror of the debug
registers, and only update the inferior on success.
(i386_low_remove_watchpoint): Ditto.
gdb/
* i386-nat.c (I386_DR_VACANT, I386_DR_LOCAL_ENABLE)
(I386_DR_GLOBAL_ENABLE, I386_DR_DISABLE, I386_DR_SET_RW_LEN)
(I386_DR_GET_RW_LEN, I386_DR_WATCH_HIT): Add state parameter and
adjust.
(dr_mirror, dr_status_mirror, dr_control_mirror): Delete.
(struct i386_debug_reg_state): New.
(i386_init_dregs): New.
(dr_mirror): New.
(i386_cleanup_dregs): Use i386_init_dregs.
(i386_show_dr): Add state parameter and adjust.
(i386_insert_aligned_watchpoint): Ditto. Don't pass the info to
the inferior here.
(i386_remove_aligned_watchpoint): Likewise.
(i386_handle_nonaligned_watchpoint): Add state parameter and adjust.
(i386_update_inferior_debug_regs): New.
(i386_insert_watchpoint): Work on a local mirror of the debug
registers, and only update the inferior on success.
(i386_remove_watchpoint): Ditto.
(i386_region_ok_for_watchpoint): Adjust.
(i386_stopped_data_address): Adjust.
(i386_insert_hw_breakpoint): Adjust.
(i386_remove_hw_breakpoint): Adjust.
* event-top.c (cli_command_loop): Use get_prompt, get_suffix,
get_prefix.
(display_gdb_prompt): Likewise.
(change_annotation_level): Likewise.
(push_prompt): Likewise.
(pop_prompt): Likewise.
(handle_stop_sig): Use get_prompt with a level.
* top.c (command_loop): Use get_prompt with a level.
(set_async_annotation_level): Use set_prompt with a level.
(get_prefix): New function.
(set_prefix): Ditto.
(set_suffix): Ditto.
(get_suffix): Ditto.
(get_prompt): Accept a level argument.
(set_prompt): Accept a level argument. Free old prompts. Set
new_async_prompt if level is 0.
(init_main): Use set_prompt with a level. Do not set
new_async_prompt.
* event-top.h (PROMPT, SUFFIX, PREFIX): Move to top.c
* top.h: Declare set_suffix, get_suffix, set_prefix, get_prefix.
Modify set_prompt, get_prompt to account for levels.
* tui/tui-interp.c (tui_command_loop): Use get_prompt with a
level
* python/python.c (before_prompt_hook): Use set_prompt.
* macrotab.h (macro_callback_fn): Add new arguments to callback.
* macrotab.c (foreach_macro): Ditto.
(foreach_macro_in_scope): Ditto.
* macrocmd.c (print_macro_callback): New function.
(info_macro_command): Move some code to print_macro_definition.
(print_macro_definition): New function.
(print_one_macro): Add new arguments to callback.
testsuite/
* gdb.base/info-macros.c: New test sources.
* gdb.base/info-macros.exp: New tests.
docs/
* gdb.texinfo (Macros): Add info definitions and info macros commands.
Update text and cindex entries for info macro command.
* dwarf2read.c (dwarf2_section_info_def): New typedef.
(struct dwarf2_per_objfile) <types>: Change to a VEC.
(struct dwarf2_per_cu_data) <from_debug_types>: Remove.
<debug_type_section>: New field.
(dwarf2_locate_sections): Push .debug_types sections onto VEC.
(load_cu): Use appropriate section.
(create_signatured_type_table_from_index): Add 'section'
argument.
(dwarf2_read_index): Only allow a single .debug_types section.
(dw2_get_file_names): Use appropriate section.
(read_type_comp_unit_head): Add 'section' argument.
(create_debug_types_hash_table): Loop over all .debug_types
sections.
(init_cu_die_reader): Use appropriate section.
(process_psymtab_comp_unit, load_partial_comp_unit)
(load_full_comp_unit, read_die_and_children, find_partial_die)
(lookup_die_type, determine_prefix, follow_die_offset): Update.
(lookup_signatured_type_at_offset): Add 'section' argument.
(read_signatured_type_at_offset): Add 'sect' argument.
(read_signatured_type): Use appropriate section.
(set_die_type, get_die_type_at_offset): Update.
(dwarf2_per_objfile_free): Free all .debug_types sections, and
VEC.
(write_psymtabs_to_index): Don't allow index with more than one
.debug_types section.
Fix crash if referenced CU is aged out.
* dwarf2loc.c (per_cu_dwarf_call): New variable back_to, use to for
xfree of block.data.
(indirect_pieced_value): New variable back_to, use to for xfree of
baton.data.
(dwarf2_compile_expr_to_ax): New variable back_to, use to for xfree of
block.data.
* dwarf2read.c (dwarf2_find_base_address): New prototype.
(load_cu): New function from ...
(dw2_do_instantiate_symtab): ... the code here ...
(process_full_comp_unit): ... and here.
(dwarf2_fetch_die_location_block): Call load_cu first. Call xmemdup on
retval.data.
gdb/testsuite/
Fix crash if referenced CU is aged out.
* gdb.dwarf2/dw2-op-call.exp (maintenance set dwarf2 max-cache-age 0):
New.
* gdb.dwarf2/implptr.exp: Likewise.
* dwarf2loc.c (indirect_pieced_value): Use check_typedef for VALUE's
type.
gdb/testsuite/
* gdb.dwarf2/implptr.S: Rebuilt.
* gdb.dwarf2/implptr.c (intp, intpp, intppp): New typedefs.
(bar): Use them for j, k, l.
* gdb.dwarf2/implptr.exp: New variable opts. Support runtest parameter
COMPILE.
(print j in implptr:bar): Update for the intp typedef.
(print p[0].x in implptr:foo): Use more exact regex.
* infrun.c (struct execution_control_state): New member
stop_func_filled_in.
(clear_stop_func, fill_in_stop_func): New functions.
(handle_inferior_event): Call clear_stop_func rather than
manipulating the execution control state directly.
Call fill_in_stop_func lazily as required rather than
directly calling find_pc_partial_function in all cases.
* varobj.h (varobj_languages): Add vlang_ada definition to the list
of supported languages.
* varobj.c: Add top definitions and basic implementation of the
following callbacks: ada_number_of_children, ada_name_of_variable,
ada_name_of_child, ada_path_expr_of_child, ada_value_of_root,
ada_value_of_child, ada_type_of_child, ada_value_of_variable.
(languages): Register Ada-specific callbacks.
(variable_language): Add the Ada case in the language setter switch.
