Add support for unbuffered and zero sized Guile ports.
[deliverable/binutils-gdb.git] / gdb / ChangeLog
index b58f04ab5e4c9e9e73b84158972ac6600af8af80..73a423d2132ecf695cee90930830a2dd650671be 100644 (file)
@@ -1,3 +1,370 @@
+2015-05-16  Doug Evans  <xdje42@gmail.com>
+
+       * NEWS: Mention support for unbuffered Guile memory ports.
+       * scm-ports.c (ioscm_memory_port): Update comments on end, size.
+       (ioscm_lseek_address): Improve overflow calculation.
+       (gdbscm_memory_port_fill_input): Add assert.
+       (gdbscm_memory_port_write): Handle unbuffered ports.
+       Handle large writes identical to Guile's fport_write.
+       (gdbscm_memory_port_seek): Fix seeking past end check.
+       (gdbscm_memory_port_close): Handle closing unbuffered port.
+       (ioscm_parse_mode_bits): Recognize "0" for unbuffered ports.
+       (ioscm_init_memory_port): Handle unbuffered ports.
+       (ioscm_reinit_memory_port): Ditto.
+       (ioscm_init_memory_port): Update size calculation.
+       (gdbscm_open_memory): Support zero sized ports.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-object-load.c (get_out_value_type): Fix uninitialized
+       variable compiler warnings.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-object-load.c (get_out_value_type): Fix returned type.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+           Phil Muldoon  <pmuldoon@redhat.com>
+
+       * NEWS (Changes since GDB 7.9): Add compile print.
+       * compile/compile-c-support.c (add_code_header, add_code_footer)
+       (c_compute_program): Add COMPILE_I_PRINT_ADDRESS_SCOPE and
+       COMPILE_I_PRINT_VALUE_SCOPE.
+       * compile/compile-internal.h (COMPILE_I_PRINT_OUT_ARG_TYPE)
+       (COMPILE_I_PRINT_OUT_ARG, COMPILE_I_EXPR_VAL, COMPILE_I_EXPR_PTR_TYPE):
+       New.
+       * compile/compile-object-load.c: Include block.h.
+       (get_out_value_type): New function.
+       (compile_object_load): Handle COMPILE_I_PRINT_ADDRESS_SCOPE and
+       COMPILE_I_PRINT_VALUE_SCOPE.  Set compile_module's OUT_VALUE_ADDR and
+       OUT_VALUE_TYPE.
+       * compile/compile-object-load.h (struct compile_module): Add fields
+       out_value_addr and out_value_type.
+       * compile/compile-object-run.c: Include valprint.h and compile.h.
+       (struct do_module_cleanup): Add fields out_value_addr and
+       out_value_type.
+       (do_module_cleanup): Handle COMPILE_I_PRINT_ADDRESS_SCOPE and
+       COMPILE_I_PRINT_VALUE_SCOPE.
+       (compile_object_run): Propagate out_value_addr and out_value_type.
+       Pass OUT_VALUE_ADDR.
+       * compile/compile.c: Include valprint.h.
+       (compile_print_value, compile_print_command): New functions.
+       (eval_compile_command): Handle failed COMPILE_I_PRINT_ADDRESS_SCOPE.
+       (_initialize_compile): Update compile code help text.  Install
+       compile_print_command.
+       * compile/compile.h (compile_print_value): New prototype.
+       * defs.h (enum compile_i_scope_types): Add
+       COMPILE_I_PRINT_ADDRESS_SCOPE and COMPILE_I_PRINT_VALUE_SCOPE.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-object-load.c (get_regs_type): Add parameter func_sym.
+       Rely on its parameter count.
+       (compile_object_load): Replace lookup_minimal_symbol_text by
+       lookup_global_symbol_from_objfile.  Verify FUNC_SYM.  Set it in the
+       return value.
+       * compile/compile-object-load.h (struct compile_module): Replace
+       func_addr by func_sym.
+       * compile/compile-object-run.c: Include block.h.
+       (compile_object_run): Reset module variable after it is freed.  Use
+       FUNC_SYM instead of FUNC_ADDR.  Rely on it.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-c-support.c (print_one_macro): Use #ifndef.
+       (generate_register_struct): Use __gdb_uintptr for TYPE_CODE_PTR.
+       (c_compute_program): Call generate_register_struct after typedefs.
+       * compile/compile-loc2c.c (push, pushf_register_address)
+       (pushf_register): Cast to GCC_UINTPTR.
+       (do_compile_dwarf_expr_to_c): Use unused attribute.  Add space after
+       type.  Use GCC_UINTPTR instead of void *.  Remove excessive cast.
+       (compile_dwarf_expr_to_c): Use GCC_UINTPTR instead of void *.
+       * compile/compile.c (_initialize_compile): Enable warnings for
+       COMPILE_ARGS.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * cli/cli-script.c (execute_control_command): Update
+       eval_compile_command caller.
+       * compile/compile-object-load.c (compile_object_load): Add parameters
+       scope and scope_data.  Set them.
+       * compile/compile-object-load.h (struct compile_module): Add fields
+       scope and scope_data.
+       (compile_object_load): Add parameters scope and scope_data.
+       * compile/compile-object-run.c (struct do_module_cleanup): Add fields
+       scope and scope_data.
+       (compile_object_run): Propagate the fields scope and scope_data.
+       * compile/compile.c (compile_file_command, compile_code_command):
+       Update eval_compile_command callers.
+       (eval_compile_command): Add parameter scope_data.  Pass it plus scope.
+       * compile/compile.h (eval_compile_command): Add parameter scope_data.
+       * defs.h (struct command_line): Add field scope_data.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * printcmd.c (struct format_data): Move it to valprint.h.
+       (print_command_parse_format, print_value): New functions from ...
+       (print_command_1): ... here.  Call them.
+       * valprint.h (struct format_data): Move it here from printcmd.c.
+       (print_command_parse_format, print_value): New declarations.
+
+2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-object-load.c (compile_object_load): Add
+       COMPILE_DEBUG message.
+
+2015-05-15  Jerome Guitton  <guitton@adacore.com>
+
+       * ada-lang.c (ada_value_ptr_subscript): Use enum position of
+       index to get element instead of enum value.
+       (ada_value_slice_from_ptr, ada_value_slice): Use enum position
+       of index to compute length, but enum values to compute bounds.
+       (ada_array_length): Use enum position of index instead of enum value.
+       (pos_atr): Move position computation to...
+       (ada_evaluate_subexp): Use enum values to compute bounds.
+       * gdbtypes.c (discrete_position): ...this new function.
+       * gdbtypes.h (discrete_position): New function declaration.
+       * valprint.c (val_print_array_elements): Call discrete_position
+       to handle array indexed by non-contiguous enumeration types.
+
+2015-05-15  Jerome Guitton  <guitton@adacore.com>
+
+       * ada-lang.c (find_parallel_type_by_descriptive_type):
+       Go through typedefs during lookup.
+       (to_fixed_array_type): Add support for non-bit packed arrays
+       as variable-length fields.
+
+2015-05-15  Pedro Alves  <palves@redhat.com>
+           Simon Marchi  <simon.marchi@ericsson.com>
+
+       * event-loop.c (gdb_notifier) <next_file_handler,
+       next_poll_fds_index>: New fields.
+       (get_next_file_handler_to_handle_and_advance): New function.
+       (delete_file_handler): If deleting the next file handler to
+       handle, advance to the next file handler.
+       (gdb_wait_for_event): Bail early if no event fired.  Poll file
+       handlers in round-robin fashion.
+
+2015-05-15  Pedro Alves  <palves@redhat.com>
+
+       * linux-tdep.c (linux_find_memory_regions_full): Rename local
+       'private' to 'priv'.
+
+2015-05-15  Pedro Alves  <palves@redhat.com>
+
+       * nat/linux-nat.h: Include "target/waitstatus.h".
+
+2015-05-15  Yuanhui Zhang  <asmwarrior@gmail.com>
+
+       * python/py-unwind.c (struct reg_info): Move out of ...
+       (struct cached_frame_info): ... this scope.
+       (pending_frame_object_type, unwind_info_object_type): Make extern.
+
+2015-05-15  Joel Brobecker  <brobecker@adacore.com>
+
+       * ada-lang.c (ada_value_primitive_packed_val): Make sure
+       accumSize is never negative.
+
+2015-05-14  Patrick Palka  <patrick@parcs.ath.cx>
+
+       * tui/tui-command.c: Remove include of <ctype.h>.
+       (tui_dispatch_ctrl_char): Remove workaround for xterm terminals.
+
+2015-05-13  Martin Galvan  <martin.galvan@tallertechnologies.com>
+
+       * dwarf2read.c (die_needs_namespace): Return 1 for
+       DW_TAG_inlined_subroutine.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * regcache.c (regcache_cpy_no_passthrough): New declaration.
+       (regcache_cpy_no_passthrough): Make it static, add function comment.
+       * regcache.h (regcache_dup, regcache_cpy): Reduce/update their comment.
+       (regcache_cpy_no_passthrough): Remove declaration.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * gdbthread.h (struct thread_control_state): Update comment for
+       proceed_to_finish.
+       * infcall.c (run_inferior_call): Update comment about
+       proceed_to_finish.
+       * infcmd.c (get_return_value): Update comment about stop_registers.
+       (finish_forward): Update comment about proceed_to_finish.
+       * infrun.c (stop_registers): Remove.
+       (clear_proceed_status, normal_stop): Remove stop_registers handling.
+       * infrun.h (stop_registers): Remove.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * infcall.c (struct dummy_frame_context_saver)
+       (dummy_frame_context_saver_data_free, dummy_frame_context_saver_dtor)
+       (dummy_frame_context_saver_drop, dummy_frame_context_saver_cleanup)
+       (dummy_frame_context_saver_get_regs, dummy_frame_context_saver_setup):
+       New.
+       (call_function_by_hand_dummy): Move discard_cleanups of
+       inf_status_cleanup before dummy_frame_push.  Call
+       dummy_frame_context_saver_setup and prepare context_saver_cleanup.
+       Use dummy_frame_context_saver_get_regs instead of stop_registers.
+       * infcall.h (struct dummy_frame_context_saver)
+       (dummy_frame_context_saver_drop, dummy_frame_context_saver_cleanup)
+       (dummy_frame_context_saver_get_regs, dummy_frame_context_saver_setup):
+       New declarations.
+       * infcmd.c: Include infcall.h.
+       (get_return_value): Add parameter ctx_saver, use it instead of
+       stop_registers.
+       (print_return_value): Add parameter ctx_saver, pass it.
+       (struct finish_command_continuation_args): Add field ctx_saver.
+       (finish_command_continuation): Update print_return_value caller.
+       (finish_command_continuation_free_arg): Free also ctx_saver.
+       (finish_forward): Call dummy_frame_context_saver_setup.
+       * inferior.h (struct dummy_frame_context_saver): New declaration.
+       (get_return_value): Add parameter ctx_saver.
+       * python/py-finishbreakpoint.c (bpfinishpy_pre_stop_hook): Update
+       get_return_value caller.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * dummy-frame.c (struct dummy_frame_dtor_list): New.
+       (struct dummy_frame): Replace dtor and dtor_data by dtor_list.
+       (remove_dummy_frame): Process dtor_list.
+       (pop_dummy_frame): Process dtor_list.
+       (register_dummy_frame_dtor): Maintain dtor_list.
+       (find_dummy_frame_dtor): Handle dtor_list.
+       * dummy-frame.h (register_dummy_frame_dtor, find_dummy_frame_dtor):
+       Update comments.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * compile/compile-object-run.c (do_module_cleanup): Add parameter
+       registers_valid.
+       (compile_object_run): Update do_module_cleanup caller.
+       * dummy-frame.c: Include infcall.h.
+       (struct dummy_frame): Update dtor comment.
+       (remove_dummy_frame): Call dtor.
+       (pop_dummy_frame): Update dtor caller.
+       * dummy-frame.h (dummy_frame_dtor_ftype): Add parameter
+       registers_valid.
+
+2015-05-13  Joel Brobecker  <brobecker@adacore.com>
+
+       GDB 7.9.1 released.
+
+2015-05-13  Joel Brobecker  <brobecker@adacore.com>
+
+       * NEWS: Create "Changes in GDB 7.9.1" section.  Move news about
+       Xmethods now being able to specify a result type to that new
+       sectioin.
+
+2015-05-13  Patrick Palka  <patrick@parcs.ath.cx>
+
+       * tui/tui-win.c (tui_async_resize_screen): Clear win_resized
+       first before resizing the window.
+       * tui/tui.c (tui_enable): Likewise.
+
+2015-05-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * dummy-frame.c (struct dummy_frame): Use proper typedef for dtor.
+       * dummy-frame.h (dummy_frame_dtor_ftype): Add its comment.
+       * infcall.c (call_function_by_hand_dummy): Use proper typedef for
+       dummy_dtor parameter.
+       * infcall.h: Include dummy-frame.h.
+       (call_function_by_hand_dummy_dtor_ftype): Remove.
+       (call_function_by_hand_dummy): Use proper typedef for dummy_dtor
+       parameter.
+
+2015-05-13  Patrick Palka  <patrick@parcs.ath.cx>
+
+       PR gdb/17820
+       * top.c (history_size_setshow_var): Change type to signed.
+       Initialize to -2.  Update documentation.
+       (set_readline_history_size): Define.
+       (set_history_size_command): Use it.  Remove logic for handling
+       out-of-range sizes.
+       (init_history): Use set_readline_history_size().  Test for a
+       value of -2 instead of 0 when determining whether to set a
+       default history size.
+       (init_main): Decode the argument of the "size" command as a
+       zuinteger_unlimited.
+
+2015-05-12  Doug Evans  <dje@google.com>
+
+       * dwarf2read.c (struct file_entry): Tweak comments.
+       (get_debug_line_section): Tweak comments.
+
+2015-05-12  Don Breazeal  <donb@codesourcery.com>
+
+       * NEWS: Announce fork support in the RSP and support
+       for fork debugging in extended mode.
+
+2015-05-12  Don Breazeal  <donb@codesourcery.com>
+
+       * remote.c (remote_insert_fork_catchpoint): New function.
+       (remote_remove_fork_catchpoint): New function.
+       (remote_insert_vfork_catchpoint): New function.
+       (remote_remove_vfork_catchpoint): New function.
+       (pending_fork_parent_callback): New function.
+       (remove_new_fork_child): New function.
+       (remote_update_thread_list): Call remote_notif_get_pending_events
+       and remove_new_fork_child.
+       (extended_remote_kill): Kill fork child when killing the
+       parent before follow_fork completes.
+       (init_extended_remote_ops): Initialize target vector with
+       new fork catchpoint functions.
+
+2015-05-12  Don Breazeal  <donb@codesourcery.com>
+
+       * remote.c (remove_vfork_event_p): New function.
+       (remote_follow_fork): Add vfork event type to event checking.
+       (remote_parse_stop_reply): New stop reasons "vfork" and
+       "vforkdone" for RSP 'T' Stop Reply Packet.
+
+2015-05-12  Don Breazeal  <donb@codesourcery.com>
+
+       * linux-nat.c (linux_nat_ptrace_options): New function.
+       (linux_init_ptrace, wait_lwp, linux_nat_filter_event):
+       Call linux_nat_ptrace_options and use different argument to
+       linux_enable_event_reporting.
+       (_initialize_linux_nat): Delete call to
+       linux_ptrace_set_additional_flags.
+       * nat/linux-ptrace.c (current_ptrace_options): Rename to 
+       supported_ptrace_options.
+       (additional_flags): Delete variable.
+       (linux_check_ptrace_features): Use supported_ptrace_options.
+       (linux_test_for_tracesysgood, linux_test_for_tracefork):
+       Likewise, and remove additional_flags check.
+       (linux_enable_event_reporting): Change 'attached' argument to
+       'options'.  Use supported_ptrace_options.
+       (ptrace_supports_feature): Change comment.  Use 
+       supported_ptrace_options.
+       (linux_ptrace_set_additional_flags): Delete function.
+       * nat/linux-ptrace.h (linux_ptrace_set_additional_flags):
+       Delete function prototype.
+       * remote.c (remote_fork_event_p): New function.
+       (remote_detach_pid): New function.
+       (remote_detach_1): Call remote_detach_pid, don't mourn inferior
+       if doing detach-on-fork.
+       (remote_follow_fork): New function.
+       (remote_parse_stop_reply): Handle new "T" stop reason "fork".
+       (remote_pid_to_str): Print "process" strings for pid/0/0 ptids.
+       (init_extended_remote_ops): Initialize to_follow_fork.
+
+2015-05-12  Don Breazeal  <donb@codesourcery.com>
+
+       * nat/linux-ptrace.c (linux_check_ptrace_features): Change
+       from static to extern.
+       * nat/linux-ptrace.h (linux_check_ptrace_features): Declare.
+       * remote.c (anonymous enum): <PACKET_fork_event_feature,
+       * PACKET_vfork_event_feature>: New enumeration constants.
+       (remote_protocol_features): Add table entries for new packets.
+       (remote_query_supported): Add new feature queries to qSupported
+       packet.
+
+2015-05-12  Gary Benson <gbenson@redhat.com>
+
+       * remote.c (remote_add_inferior): Call exec_file_locate_attach
+       for fake PIDs as well as real ones.
+       (remote_pid_to_exec_file): Send empty annex if PID is fake.
+
 2015-05-09  Siva Chandra Reddy  <sivachandra@google.com>
 
        * NEWS (Python Scripting): Mention the new gdb.Value methods.
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