mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2024-12-11 22:24:42 +00:00
19ba03f495
See previous patch's description. gdb/ChangeLog: * macrocmd.c (print_macro_callback): Add cast(s). * macrotab.c (macro_bcache_str): Likewise. (new_macro_definition): Likewise. * main.c (captured_main): Likewise. * maint.c (print_bfd_section_info): Likewise. * mdebugread.c (mdebug_build_psymtabs): Likewise. (basic_type): Likewise. * memattr.c (mem_region_cmp): Likewise. * memory-map.c (memory_map_start_memory): Likewise. (memory_map_end_memory): Likewise. (memory_map_start_property): Likewise. (memory_map_end_property): Likewise. (clear_result): Likewise. * memrange.c (compare_mem_ranges): Likewise. * mep-tdep.c (mep_analyze_frame_prologue): Likewise. * mi/mi-cmd-var.c (mi_cmd_var_update_iter): Likewise. * mi/mi-console.c (mi_console_file_delete): Likewise. (mi_console_file_fputs): Likewise. (mi_console_raw_packet): Likewise. (mi_console_file_flush): Likewise. (mi_console_set_raw): Likewise. * mi/mi-interp.c (mi_interpreter_resume): Likewise. (mi_new_thread): Likewise. (mi_thread_exit): Likewise. (mi_record_changed): Likewise. (mi_inferior_added): Likewise. (mi_inferior_appeared): Likewise. (mi_inferior_exit): Likewise. (mi_inferior_removed): Likewise. (mi_interp_data): Likewise. (mi_on_normal_stop): Likewise. (mi_traceframe_changed): Likewise. (mi_tsv_created): Likewise. (mi_tsv_deleted): Likewise. (mi_tsv_modified): Likewise. (mi_breakpoint_created): Likewise. (mi_breakpoint_deleted): Likewise. (mi_breakpoint_modified): Likewise. (mi_output_running_pid): Likewise. (mi_inferior_count): Likewise. (mi_solib_loaded): Likewise. (mi_solib_unloaded): Likewise. (mi_command_param_changed): Likewise. (mi_memory_changed): Likewise. (report_initial_inferior): Likewise. (mi_ui_out): Likewise. (mi_set_logging): Likewise. * mi/mi-main.c (collect_cores): Likewise. (print_one_inferior): Likewise. (free_vector_of_ints): Likewise. (free_splay_tree): Likewise. (mi_execute_command): Likewise. * mi/mi-out.c (mi_table_body): Likewise. (mi_table_end): Likewise. (mi_table_header): Likewise. (mi_begin): Likewise. (mi_end): Likewise. (mi_field_int): Likewise. (mi_field_string): Likewise. (mi_field_fmt): Likewise. (mi_flush): Likewise. (mi_redirect): Likewise. (field_separator): Likewise. (mi_open): Likewise. (mi_close): Likewise. (mi_out_buffered): Likewise. (mi_out_rewind): Likewise. (mi_out_put): Likewise. (mi_version): Likewise. (mi_out_data_dtor): Likewise. * mi/mi-parse.c (mi_parse_cleanup): Likewise. * microblaze-tdep.c (microblaze_frame_cache): Likewise. * minidebug.c (lzma_open): Likewise. (lzma_pread): Likewise. (lzma_close): Likewise. (lzma_stat): Likewise. * mips-linux-tdep.c (mips_linux_init_abi): Likewise. * mips-sde-tdep.c (mips_sde_frame_cache): Likewise. (mips_sde_elf_osabi_sniff_abi_tag_sections): Likewise. * mips-tdep.c (mips_insn16_frame_cache): Likewise. (mips_micro_frame_cache): Likewise. (mips_insn32_frame_cache): Likewise. (mips_stub_frame_cache): Likewise. (gdb_print_insn_mips): Likewise. (value_of_mips_user_reg): Likewise. (mips_gdbarch_init): Likewise. * mips64obsd-tdep.c (mips64obsd_supply_gregset): Likewise. * mipsnbsd-tdep.c (mipsnbsd_supply_fpregset): Likewise. (mipsnbsd_supply_gregset): Likewise. * mn10300-linux-tdep.c (am33_supply_fpregset_method): Likewise. (am33_collect_gregset_method): Likewise. (am33_collect_fpregset_method): Likewise. * mn10300-tdep.c (mn10300_analyze_frame_prologue): Likewise. * moxie-tdep.c (moxie_frame_cache): Likewise. * msp430-tdep.c (msp430_get_opcode_byte): Likewise. (msp430_analyze_frame_prologue): Likewise. * mt-tdep.c (mt_frame_unwind_cache): Likewise. * nios2-linux-tdep.c (nios2_supply_gregset): Likewise. (nios2_collect_gregset): Likewise. * nios2-tdep.c (nios2_frame_unwind_cache): Likewise. (nios2_stub_frame_cache): Likewise. * objc-lang.c (find_methods): Likewise. * objfiles.c (objfiles_pspace_data_cleanup): Likewise. (get_objfile_pspace_data): Likewise. (get_objfile_bfd_data): Likewise. (objfile_bfd_data_free): Likewise. (add_to_objfile_sections): Likewise. (do_free_objfile_cleanup): Likewise. (resume_section_map_updates_cleanup): Likewise. * opencl-lang.c (builtin_opencl_type): Likewise. * osabi.c (generic_elf_osabi_sniff_abi_tag_sections): Likewise. * osdata.c (osdata_start_osdata): Likewise. (osdata_start_item): Likewise. (osdata_start_column): Likewise. (osdata_end_column): Likewise. (clear_parsing_data): Likewise. (osdata_free_cleanup): Likewise. * parse.c (type_stack_cleanup): Likewise. (exp_uses_objfile_iter): Likewise. * ppc-linux-tdep.c (ppc_linux_supply_gregset): Likewise. (ppc_linux_collect_gregset): Likewise. (ppu2spu_prev_arch): Likewise. (ppu2spu_this_id): Likewise. (ppu2spu_prev_register): Likewise. (ppu2spu_unwind_register): Likewise. (ppu2spu_sniffer): Likewise. (ppu2spu_dealloc_cache): Likewise. (ppc_linux_init_abi): Likewise. * ppcfbsd-tdep.c (ppcfbsd_sigtramp_frame_cache): Likewise. * ppcobsd-tdep.c (ppcobsd_sigtramp_frame_cache): Likewise. * progspace.c (restore_program_space): Likewise. * psymtab.c (find_pc_sect_psymtab): Likewise. (compare_psymbols): Likewise. (psymbol_bcache_full): Likewise. (allocate_psymtab): Likewise. (discard_psymtabs_upto): Likewise. * python/py-block.c (set_block): Likewise. (del_objfile_blocks): Likewise. * python/py-breakpoint.c (build_bp_list): Likewise. * python/py-inferior.c (inferior_to_inferior_object): Likewise. (build_inferior_list): Likewise. (py_free_inferior): Likewise. * python/py-objfile.c (py_free_objfile): Likewise. (objfile_to_objfile_object): Likewise. * python/py-prettyprint.c (py_restore_tstate): Likewise. * python/py-progspace.c (py_free_pspace): Likewise. (pspace_to_pspace_object): Likewise. * python/py-symbol.c (set_symbol): Likewise. (del_objfile_symbols): Likewise. * python/py-symtab.c (set_sal): Likewise. (set_symtab): Likewise. (del_objfile_symtab): Likewise. (del_objfile_sal): Likewise. * python/py-type.c (save_objfile_types): Likewise. (set_type): Likewise. * python/py-unwind.c (pyuw_prev_register): Likewise. (pyuw_on_new_gdbarch): Likewise. * python/py-utils.c (py_decref): Likewise. (py_xdecref): Likewise. (gdb_py_generic_dict): Likewise. * python/py-xmethods.c (gdbpy_free_xmethod_worker_data): Likewise. (gdbpy_clone_xmethod_worker_data): Likewise. (gdbpy_get_xmethod_arg_types): Likewise. (gdbpy_get_xmethod_result_type): Likewise. (gdbpy_invoke_xmethod): Likewise. * python/python.c (gdbpy_apply_type_printers): Likewise. (gdbpy_free_type_printers): Likewise. * record-btrace.c (record_btrace_disable_callback): Likewise. (bfcache_hash): Likewise. (bfcache_eq): Likewise. (btrace_get_frame_function): Likewise. (record_btrace_frame_unwind_stop_reason): Likewise. (record_btrace_frame_this_id): Likewise. (record_btrace_frame_prev_register): Likewise. (record_btrace_frame_dealloc_cache): Likewise. * record-full.c (record_full_message_wrapper): Likewise. (record_full_save_cleanups): Likewise. * regcache.c (regcache_descr): Likewise. (do_regcache_xfree): Likewise. (do_regcache_invalidate): Likewise. (do_cooked_read): Likewise. (regcache_transfer_regset): Likewise. * reggroups.c (reggroup_add): Likewise. (reggroup_next): Likewise. (reggroup_prev): Likewise. * remote-fileio.c (do_remote_fileio_request): Likewise. * remote-notif.c (remote_async_get_pending_events_handler): Likewise. (do_notif_event_xfree): Likewise. * remote.c (get_remote_arch_state): Likewise. (remote_pspace_data_cleanup): Likewise. (get_remote_exec_file): Likewise. (set_pspace_remote_exec_file): Likewise. (compare_pnums): Likewise. (clear_threads_listing_context): Likewise. (remote_newthread_step): Likewise. (start_thread): Likewise. (end_thread): Likewise. (remove_child_of_pending_fork): Likewise. (remove_stop_reply_for_inferior): Likewise. (remove_stop_reply_of_remote_state): Likewise. (remote_notif_remove_once_on_match): Likewise. (stop_reply_match_ptid_and_ws): Likewise. (kill_child_of_pending_fork): Likewise. (register_remote_g_packet_guess): Likewise. (remote_read_description_p): Likewise. (remote_read_description): Likewise. (free_actions_list_cleanup_wrapper): Likewise. (remote_async_serial_handler): Likewise. * rl78-tdep.c (rl78_get_opcode_byte): Likewise. (rl78_analyze_frame_prologue): Likewise. * rs6000-tdep.c (ppc_supply_gregset): Likewise. (ppc_supply_fpregset): Likewise. (ppc_supply_vsxregset): Likewise. (ppc_supply_vrregset): Likewise. (ppc_collect_gregset): Likewise. (ppc_collect_fpregset): Likewise. (ppc_collect_vsxregset): Likewise. (ppc_collect_vrregset): Likewise. (e500_move_ev_register): Likewise. (do_regcache_raw_write): Likewise. (rs6000_frame_cache): Likewise. (rs6000_epilogue_frame_cache): Likewise. (rs6000_gdbarch_init): Likewise. * rx-tdep.c (rx_get_opcode_byte): Likewise. (rx_analyze_frame_prologue): Likewise. (rx_frame_type): Likewise. (rx_frame_sniffer_common): Likewise. * s390-linux-tdep.c (s390_check_for_saved): Likewise. (s390_frame_unwind_cache): Likewise. (s390_stub_frame_unwind_cache): Likewise. (s390_sigtramp_frame_unwind_cache): Likewise. * score-tdep.c (score_make_prologue_cache): Likewise. * sentinel-frame.c (sentinel_frame_prev_register): Likewise. (sentinel_frame_prev_arch): Likewise. * ser-base.c (fd_event): Likewise. (push_event): Likewise. (ser_base_write): Likewise. * ser-pipe.c (pipe_close): Likewise. * serial.c (serial_write): Likewise. * sh-tdep.c (sh_frame_cache): Likewise. (sh_stub_this_id): Likewise. * sh64-tdep.c (sh64_frame_cache): Likewise. * solib-aix.c (get_solib_aix_inferior_data): Likewise. (library_list_start_library): Likewise. (library_list_start_list): Likewise. (solib_aix_free_library_list): Likewise. * solib-darwin.c (get_darwin_info): Likewise. * solib-dsbt.c (get_dsbt_info): Likewise. * solib-spu.c (append_ocl_sos): Likewise. * solib-svr4.c (svr4_pspace_data_cleanup): Likewise. (get_svr4_info): Likewise. (library_list_start_library): Likewise. (svr4_library_list_start_list): Likewise. (hash_probe_and_action): Likewise. (equal_probe_and_action): Likewise. (svr4_update_solib_event_breakpoint): Likewise. (set_solib_svr4_fetch_link_map_offsets): Likewise. (svr4_fetch_link_map_offsets): Likewise. (svr4_have_link_map_offsets): Likewise. * solib-target.c (library_list_start_segment): Likewise. (library_list_start_section): Likewise. (library_list_start_library): Likewise. (library_list_end_library): Likewise. (library_list_start_list): Likewise. (solib_target_free_library_list): Likewise. * solib.c (solib_ops): Likewise. (set_solib_ops): Likewise. * sparc-sol2-tdep.c (sparc32_sol2_sigtramp_frame_cache): Likewise. * sparc-tdep.c (sparc_frame_cache): Likewise. (sparc32_frame_cache): Likewise. (sparc32_supply_gregset): Likewise. (sparc32_collect_gregset): Likewise. (sparc32_supply_fpregset): Likewise. (sparc32_collect_fpregset): Likewise. * sparc64-sol2-tdep.c (sparc64_sol2_sigtramp_frame_cache): Likewise. * sparc64-tdep.c (sparc64_supply_gregset): Likewise. (sparc64_collect_gregset): Likewise. (sparc64_supply_fpregset): Likewise. (sparc64_collect_fpregset): Likewise. * sparc64fbsd-tdep.c (sparc64fbsd_sigtramp_frame_cache): Likewise. * sparc64nbsd-tdep.c (sparc64nbsd_sigcontext_frame_cache): Likewise. * sparc64obsd-tdep.c (sparc64obsd_frame_cache): Likewise. (sparc64obsd_trapframe_cache): Likewise. * sparcnbsd-tdep.c (sparc32nbsd_sigcontext_frame_cache): Likewise. * sparcobsd-tdep.c (sparc32obsd_sigtramp_frame_cache): Likewise. * spu-multiarch.c (spu_gdbarch): Likewise. * spu-tdep.c (spu_frame_unwind_cache): Likewise. (spu2ppu_prev_arch): Likewise. (spu2ppu_this_id): Likewise. (spu2ppu_prev_register): Likewise. (spu2ppu_dealloc_cache): Likewise. (spu_dis_asm_print_address): Likewise. (gdb_print_insn_spu): Likewise. (spu_get_overlay_table): Likewise. * stabsread.c (rs6000_builtin_type): Likewise. * stack.c (do_print_variable_and_value): Likewise. * stap-probe.c (get_stap_base_address_1): Likewise. * symfile-debug.c (debug_qf_has_symbols): Likewise. (debug_qf_find_last_source_symtab): Likewise. (debug_qf_forget_cached_source_info): Likewise. (debug_qf_map_symtabs_matching_filename): Likewise. (debug_qf_lookup_symbol): Likewise. (debug_qf_print_stats): Likewise. (debug_qf_dump): Likewise. (debug_qf_relocate): Likewise. (debug_qf_expand_symtabs_for_function): Likewise. (debug_qf_expand_all_symtabs): Likewise. (debug_qf_expand_symtabs_with_fullname): Likewise. (debug_qf_map_matching_symbols): Likewise. (debug_qf_expand_symtabs_matching): Likewise. (debug_qf_find_pc_sect_compunit_symtab): Likewise. (debug_qf_map_symbol_filenames): Likewise. (debug_sym_get_probes): Likewise. (debug_sym_new_init): Likewise. (debug_sym_init): Likewise. (debug_sym_read): Likewise. (debug_sym_read_psymbols): Likewise. (debug_sym_finish): Likewise. (debug_sym_offsets): Likewise. (debug_sym_read_linetable): Likewise. (debug_sym_relocate): Likewise. (uninstall_symfile_debug_logging): Likewise. * symfile-mem.c (symbol_file_add_from_memory_wrapper): Likewise. * symfile.c (place_section): Likewise. (add_section_size_callback): Likewise. (load_progress): Likewise. (load_section_callback): Likewise. (clear_memory_write_data): Likewise. (allocate_symtab): Likewise. * symmisc.c (maintenance_expand_file_matcher): Likewise. * symtab.c (lookup_symtab_callback): Likewise. (hash_demangled_name_entry): Likewise. (eq_demangled_name_entry): Likewise. (get_symbol_cache): Likewise. (symbol_cache_cleanup): Likewise. (set_symbol_cache_size): Likewise. (symbol_cache_flush): Likewise. (maintenance_print_symbol_cache): Likewise. (maintenance_print_symbol_cache_statistics): Likewise. (delete_filename_seen_cache): Likewise. (output_partial_symbol_filename): Likewise. (search_symbols_file_matches): Likewise. (search_symbols_name_matches): Likewise. (do_free_completion_list): Likewise. (maybe_add_partial_symtab_filename): Likewise. (get_main_info): Likewise. (main_info_cleanup): Likewise. * target-dcache.c (target_dcache_cleanup): Likewise. (target_dcache_init_p): Likewise. (target_dcache_invalidate): Likewise. (target_dcache_get): Likewise. (target_dcache_get_or_init): Likewise. * target-descriptions.c (target_find_description): Likewise. (tdesc_find_type): Likewise. (tdesc_data_cleanup): Likewise. (tdesc_find_arch_register): Likewise. (tdesc_register_name): Likewise. (tdesc_register_type): Likewise. (tdesc_register_reggroup_p): Likewise. (set_tdesc_pseudo_register_name): Likewise. (set_tdesc_pseudo_register_type): Likewise. (set_tdesc_pseudo_register_reggroup_p): Likewise. (tdesc_use_registers): Likewise. (free_target_description): Likewise. * target-memory.c (compare_block_starting_address): Likewise. (cleanup_request_data): Likewise. (cleanup_write_requests_vector): Likewise. * target.c (open_target): Likewise. (cleanup_restore_target_terminal): Likewise. (free_memory_read_result_vector): Likewise. * thread.c (disable_thread_stack_temporaries): Likewise. (finish_thread_state_cleanup): Likewise. (do_restore_current_thread_cleanup): Likewise. (restore_current_thread_cleanup_dtor): Likewise. (set_thread_refcount): Likewise. (tp_array_compar): Likewise. (do_captured_thread_select): Likewise. * tic6x-tdep.c (tic6x_frame_unwind_cache): Likewise. (tic6x_stub_this_id): Likewise. * tilegx-tdep.c (tilegx_frame_cache): Likewise. * top.c (do_restore_instream_cleanup): Likewise. (gdb_readline_wrapper_cleanup): Likewise. (kill_or_detach): Likewise. (print_inferior_quit_action): Likewise. * tracefile-tfile.c (match_blocktype): Likewise. (build_traceframe_info): Likewise. * tracefile.c (trace_file_writer_xfree): Likewise. * tracepoint.c (memrange_cmp): Likewise. (do_collect_symbol): Likewise. (do_clear_collection_list): Likewise. (do_restore_current_traceframe_cleanup): Likewise. (restore_current_traceframe_cleanup_dtor): Likewise. (free_current_marker): Likewise. (traceframe_info_start_memory): Likewise. (traceframe_info_start_tvar): Likewise. (free_result): Likewise. * tramp-frame.c (tramp_frame_cache): Likewise. * tui/tui-file.c (tui_file_delete): Likewise. (tui_fileopen): Likewise. (tui_sfileopen): Likewise. (tui_file_isatty): Likewise. (tui_file_rewind): Likewise. (tui_file_put): Likewise. (tui_file_fputs): Likewise. (tui_file_get_strbuf): Likewise. (tui_file_adjust_strbuf): Likewise. (tui_file_flush): Likewise. * tui/tui-layout.c (make_command_window): Likewise. (make_data_window): Likewise. (show_source_disasm_command): Likewise. (show_data): Likewise. (make_source_or_disasm_window): Likewise. (show_source_or_disasm_and_command): Likewise. * tui/tui-out.c (tui_field_int): Likewise. (tui_field_string): Likewise. (tui_field_fmt): Likewise. (tui_text): Likewise. * typeprint.c (hash_typedef_field): Likewise. (eq_typedef_field): Likewise. (do_free_typedef_hash): Likewise. (copy_typedef_hash_element): Likewise. (do_free_global_table): Likewise. (find_global_typedef): Likewise. (find_typedef_in_hash): Likewise. * ui-file.c (ui_file_write_for_put): Likewise. (do_ui_file_xstrdup): Likewise. (mem_file_delete): Likewise. (mem_file_rewind): Likewise. (mem_file_put): Likewise. (mem_file_write): Likewise. (stdio_file_delete): Likewise. (stdio_file_flush): Likewise. (stdio_file_read): Likewise. (stdio_file_write): Likewise. (stdio_file_write_async_safe): Likewise. (stdio_file_fputs): Likewise. (stdio_file_isatty): Likewise. (stdio_file_fseek): Likewise. (tee_file_delete): Likewise. (tee_file_flush): Likewise. (tee_file_write): Likewise. (tee_file_fputs): Likewise. (tee_file_isatty): Likewise. * ui-out.c (do_cleanup_table_end): Likewise. (do_cleanup_end): Likewise. * user-regs.c (user_reg_add): Likewise. (user_reg_map_name_to_regnum): Likewise. (usernum_to_user_reg): Likewise. (maintenance_print_user_registers): Likewise. * utils.c (do_bfd_close_cleanup): Likewise. (do_fclose_cleanup): Likewise. (do_obstack_free): Likewise. (do_ui_file_delete): Likewise. (do_ui_out_redirect_pop): Likewise. (do_free_section_addr_info): Likewise. (restore_integer): Likewise. (do_unpush_target): Likewise. (do_htab_delete_cleanup): Likewise. (do_restore_ui_file): Likewise. (do_value_free): Likewise. (do_free_so): Likewise. (free_current_contents): Likewise. (do_regfree_cleanup): Likewise. (core_addr_hash): Likewise. (core_addr_eq): Likewise. (do_free_char_ptr_vec): Likewise. * v850-tdep.c (v850_frame_cache): Likewise. * varobj.c (do_free_variable_cleanup): Likewise. * vax-tdep.c (vax_supply_gregset): Likewise. (vax_frame_cache): Likewise. * vaxobsd-tdep.c (vaxobsd_sigtramp_frame_cache): Likewise. * xml-support.c (gdb_xml_body_text): Likewise. (gdb_xml_values_cleanup): Likewise. (gdb_xml_start_element): Likewise. (gdb_xml_start_element_wrapper): Likewise. (gdb_xml_end_element): Likewise. (gdb_xml_end_element_wrapper): Likewise. (gdb_xml_cleanup): Likewise. (gdb_xml_fetch_external_entity): Likewise. (gdb_xml_parse_attr_enum): Likewise. (xinclude_start_include): Likewise. (xinclude_end_include): Likewise. (xml_xinclude_default): Likewise. (xml_xinclude_start_doctype): Likewise. (xml_xinclude_end_doctype): Likewise. (xml_xinclude_cleanup): Likewise. (xml_fetch_content_from_file): Likewise. * xml-syscall.c (free_syscalls_info): Likewise. (syscall_start_syscall): Likewise. * xml-tdesc.c (tdesc_end_arch): Likewise. (tdesc_end_osabi): Likewise. (tdesc_end_compatible): Likewise. (tdesc_start_target): Likewise. (tdesc_start_feature): Likewise. (tdesc_start_reg): Likewise. (tdesc_start_union): Likewise. (tdesc_start_struct): Likewise. (tdesc_start_flags): Likewise. (tdesc_start_field): Likewise. (tdesc_start_vector): Likewise. (fetch_available_features_from_target): Likewise. * xstormy16-tdep.c (xstormy16_frame_cache): Likewise. * xtensa-tdep.c (xtensa_supply_gregset): Likewise. (xtensa_frame_cache): Likewise. (xtensa_frame_prev_register): Likewise. (xtensa_extract_return_value): Likewise.
1218 lines
36 KiB
C
1218 lines
36 KiB
C
/* Target-dependent code for Morpho mt processor, for GDB.
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Copyright (C) 2005-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Contributed by Michael Snyder, msnyder@redhat.com. */
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#include "defs.h"
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#include "frame.h"
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#include "frame-unwind.h"
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#include "frame-base.h"
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#include "symtab.h"
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#include "dis-asm.h"
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#include "arch-utils.h"
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#include "gdbtypes.h"
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#include "regcache.h"
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#include "reggroups.h"
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#include "gdbcore.h"
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#include "trad-frame.h"
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#include "inferior.h"
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#include "dwarf2-frame.h"
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#include "infcall.h"
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#include "language.h"
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#include "valprint.h"
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enum mt_arch_constants
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{
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MT_MAX_STRUCT_SIZE = 16
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};
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enum mt_gdb_regnums
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{
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MT_R0_REGNUM, /* 32 bit regs. */
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MT_R1_REGNUM,
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MT_1ST_ARGREG = MT_R1_REGNUM,
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MT_R2_REGNUM,
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MT_R3_REGNUM,
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MT_R4_REGNUM,
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MT_LAST_ARGREG = MT_R4_REGNUM,
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MT_R5_REGNUM,
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MT_R6_REGNUM,
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MT_R7_REGNUM,
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MT_R8_REGNUM,
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MT_R9_REGNUM,
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MT_R10_REGNUM,
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MT_R11_REGNUM,
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MT_R12_REGNUM,
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MT_FP_REGNUM = MT_R12_REGNUM,
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MT_R13_REGNUM,
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MT_SP_REGNUM = MT_R13_REGNUM,
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MT_R14_REGNUM,
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MT_RA_REGNUM = MT_R14_REGNUM,
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MT_R15_REGNUM,
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MT_IRA_REGNUM = MT_R15_REGNUM,
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MT_PC_REGNUM,
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/* Interrupt Enable pseudo-register, exported by SID. */
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MT_INT_ENABLE_REGNUM,
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/* End of CPU regs. */
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MT_NUM_CPU_REGS,
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/* Co-processor registers. */
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MT_COPRO_REGNUM = MT_NUM_CPU_REGS, /* 16 bit regs. */
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MT_CPR0_REGNUM,
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MT_CPR1_REGNUM,
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MT_CPR2_REGNUM,
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MT_CPR3_REGNUM,
|
|
MT_CPR4_REGNUM,
|
|
MT_CPR5_REGNUM,
|
|
MT_CPR6_REGNUM,
|
|
MT_CPR7_REGNUM,
|
|
MT_CPR8_REGNUM,
|
|
MT_CPR9_REGNUM,
|
|
MT_CPR10_REGNUM,
|
|
MT_CPR11_REGNUM,
|
|
MT_CPR12_REGNUM,
|
|
MT_CPR13_REGNUM,
|
|
MT_CPR14_REGNUM,
|
|
MT_CPR15_REGNUM,
|
|
MT_BYPA_REGNUM, /* 32 bit regs. */
|
|
MT_BYPB_REGNUM,
|
|
MT_BYPC_REGNUM,
|
|
MT_FLAG_REGNUM,
|
|
MT_CONTEXT_REGNUM, /* 38 bits (treat as array of
|
|
six bytes). */
|
|
MT_MAC_REGNUM, /* 32 bits. */
|
|
MT_Z1_REGNUM, /* 16 bits. */
|
|
MT_Z2_REGNUM, /* 16 bits. */
|
|
MT_ICHANNEL_REGNUM, /* 32 bits. */
|
|
MT_ISCRAMB_REGNUM, /* 32 bits. */
|
|
MT_QSCRAMB_REGNUM, /* 32 bits. */
|
|
MT_OUT_REGNUM, /* 16 bits. */
|
|
MT_EXMAC_REGNUM, /* 32 bits (8 used). */
|
|
MT_QCHANNEL_REGNUM, /* 32 bits. */
|
|
MT_ZI2_REGNUM, /* 16 bits. */
|
|
MT_ZQ2_REGNUM, /* 16 bits. */
|
|
MT_CHANNEL2_REGNUM, /* 32 bits. */
|
|
MT_ISCRAMB2_REGNUM, /* 32 bits. */
|
|
MT_QSCRAMB2_REGNUM, /* 32 bits. */
|
|
MT_QCHANNEL2_REGNUM, /* 32 bits. */
|
|
|
|
/* Number of real registers. */
|
|
MT_NUM_REGS,
|
|
|
|
/* Pseudo-registers. */
|
|
MT_COPRO_PSEUDOREG_REGNUM = MT_NUM_REGS,
|
|
MT_MAC_PSEUDOREG_REGNUM,
|
|
MT_COPRO_PSEUDOREG_ARRAY,
|
|
|
|
MT_COPRO_PSEUDOREG_DIM_1 = 2,
|
|
MT_COPRO_PSEUDOREG_DIM_2 = 8,
|
|
/* The number of pseudo-registers for each coprocessor. These
|
|
include the real coprocessor registers, the pseudo-registe for
|
|
the coprocessor number, and the pseudo-register for the MAC. */
|
|
MT_COPRO_PSEUDOREG_REGS = MT_NUM_REGS - MT_NUM_CPU_REGS + 2,
|
|
/* The register number of the MAC, relative to a given coprocessor. */
|
|
MT_COPRO_PSEUDOREG_MAC_REGNUM = MT_COPRO_PSEUDOREG_REGS - 1,
|
|
|
|
/* Two pseudo-regs ('coprocessor' and 'mac'). */
|
|
MT_NUM_PSEUDO_REGS = 2 + (MT_COPRO_PSEUDOREG_REGS
|
|
* MT_COPRO_PSEUDOREG_DIM_1
|
|
* MT_COPRO_PSEUDOREG_DIM_2)
|
|
};
|
|
|
|
/* The tdep structure. */
|
|
struct gdbarch_tdep
|
|
{
|
|
/* ISA-specific types. */
|
|
struct type *copro_type;
|
|
};
|
|
|
|
|
|
/* Return name of register number specified by REGNUM. */
|
|
|
|
static const char *
|
|
mt_register_name (struct gdbarch *gdbarch, int regnum)
|
|
{
|
|
static const char *const register_names[] = {
|
|
/* CPU regs. */
|
|
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
|
|
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
|
|
"pc", "IE",
|
|
/* Co-processor regs. */
|
|
"", /* copro register. */
|
|
"cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7",
|
|
"cr8", "cr9", "cr10", "cr11", "cr12", "cr13", "cr14", "cr15",
|
|
"bypa", "bypb", "bypc", "flag", "context", "" /* mac. */ , "z1", "z2",
|
|
"Ichannel", "Iscramb", "Qscramb", "out", "" /* ex-mac. */ , "Qchannel",
|
|
"zi2", "zq2", "Ichannel2", "Iscramb2", "Qscramb2", "Qchannel2",
|
|
/* Pseudo-registers. */
|
|
"coprocessor", "MAC"
|
|
};
|
|
static const char *array_names[MT_COPRO_PSEUDOREG_REGS
|
|
* MT_COPRO_PSEUDOREG_DIM_1
|
|
* MT_COPRO_PSEUDOREG_DIM_2];
|
|
|
|
if (regnum < 0)
|
|
return "";
|
|
if (regnum < ARRAY_SIZE (register_names))
|
|
return register_names[regnum];
|
|
if (array_names[regnum - MT_COPRO_PSEUDOREG_ARRAY])
|
|
return array_names[regnum - MT_COPRO_PSEUDOREG_ARRAY];
|
|
|
|
{
|
|
char *name;
|
|
const char *stub;
|
|
unsigned dim_1;
|
|
unsigned dim_2;
|
|
unsigned index;
|
|
|
|
regnum -= MT_COPRO_PSEUDOREG_ARRAY;
|
|
index = regnum % MT_COPRO_PSEUDOREG_REGS;
|
|
dim_2 = (regnum / MT_COPRO_PSEUDOREG_REGS) % MT_COPRO_PSEUDOREG_DIM_2;
|
|
dim_1 = ((regnum / MT_COPRO_PSEUDOREG_REGS / MT_COPRO_PSEUDOREG_DIM_2)
|
|
% MT_COPRO_PSEUDOREG_DIM_1);
|
|
|
|
if (index == MT_COPRO_PSEUDOREG_MAC_REGNUM)
|
|
stub = register_names[MT_MAC_PSEUDOREG_REGNUM];
|
|
else if (index >= MT_NUM_REGS - MT_CPR0_REGNUM)
|
|
stub = "";
|
|
else
|
|
stub = register_names[index + MT_CPR0_REGNUM];
|
|
if (!*stub)
|
|
{
|
|
array_names[regnum] = stub;
|
|
return stub;
|
|
}
|
|
name = (char *) xmalloc (30);
|
|
sprintf (name, "copro_%d_%d_%s", dim_1, dim_2, stub);
|
|
array_names[regnum] = name;
|
|
return name;
|
|
}
|
|
}
|
|
|
|
/* Return the type of a coprocessor register. */
|
|
|
|
static struct type *
|
|
mt_copro_register_type (struct gdbarch *arch, int regnum)
|
|
{
|
|
switch (regnum)
|
|
{
|
|
case MT_INT_ENABLE_REGNUM:
|
|
case MT_ICHANNEL_REGNUM:
|
|
case MT_QCHANNEL_REGNUM:
|
|
case MT_ISCRAMB_REGNUM:
|
|
case MT_QSCRAMB_REGNUM:
|
|
return builtin_type (arch)->builtin_int32;
|
|
case MT_BYPA_REGNUM:
|
|
case MT_BYPB_REGNUM:
|
|
case MT_BYPC_REGNUM:
|
|
case MT_Z1_REGNUM:
|
|
case MT_Z2_REGNUM:
|
|
case MT_OUT_REGNUM:
|
|
case MT_ZI2_REGNUM:
|
|
case MT_ZQ2_REGNUM:
|
|
return builtin_type (arch)->builtin_int16;
|
|
case MT_EXMAC_REGNUM:
|
|
case MT_MAC_REGNUM:
|
|
return builtin_type (arch)->builtin_uint32;
|
|
case MT_CONTEXT_REGNUM:
|
|
return builtin_type (arch)->builtin_long_long;
|
|
case MT_FLAG_REGNUM:
|
|
return builtin_type (arch)->builtin_unsigned_char;
|
|
default:
|
|
if (regnum >= MT_CPR0_REGNUM && regnum <= MT_CPR15_REGNUM)
|
|
return builtin_type (arch)->builtin_int16;
|
|
else if (regnum == MT_CPR0_REGNUM + MT_COPRO_PSEUDOREG_MAC_REGNUM)
|
|
{
|
|
if (gdbarch_bfd_arch_info (arch)->mach == bfd_mach_mrisc2
|
|
|| gdbarch_bfd_arch_info (arch)->mach == bfd_mach_ms2)
|
|
return builtin_type (arch)->builtin_uint64;
|
|
else
|
|
return builtin_type (arch)->builtin_uint32;
|
|
}
|
|
else
|
|
return builtin_type (arch)->builtin_uint32;
|
|
}
|
|
}
|
|
|
|
/* Given ARCH and a register number specified by REGNUM, return the
|
|
type of that register. */
|
|
|
|
static struct type *
|
|
mt_register_type (struct gdbarch *arch, int regnum)
|
|
{
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (arch);
|
|
|
|
if (regnum >= 0 && regnum < MT_NUM_REGS + MT_NUM_PSEUDO_REGS)
|
|
{
|
|
switch (regnum)
|
|
{
|
|
case MT_PC_REGNUM:
|
|
case MT_RA_REGNUM:
|
|
case MT_IRA_REGNUM:
|
|
return builtin_type (arch)->builtin_func_ptr;
|
|
case MT_SP_REGNUM:
|
|
case MT_FP_REGNUM:
|
|
return builtin_type (arch)->builtin_data_ptr;
|
|
case MT_COPRO_REGNUM:
|
|
case MT_COPRO_PSEUDOREG_REGNUM:
|
|
if (tdep->copro_type == NULL)
|
|
{
|
|
struct type *elt = builtin_type (arch)->builtin_int16;
|
|
tdep->copro_type = lookup_array_range_type (elt, 0, 1);
|
|
}
|
|
return tdep->copro_type;
|
|
case MT_MAC_PSEUDOREG_REGNUM:
|
|
return mt_copro_register_type (arch,
|
|
MT_CPR0_REGNUM
|
|
+ MT_COPRO_PSEUDOREG_MAC_REGNUM);
|
|
default:
|
|
if (regnum >= MT_R0_REGNUM && regnum <= MT_R15_REGNUM)
|
|
return builtin_type (arch)->builtin_int32;
|
|
else if (regnum < MT_COPRO_PSEUDOREG_ARRAY)
|
|
return mt_copro_register_type (arch, regnum);
|
|
else
|
|
{
|
|
regnum -= MT_COPRO_PSEUDOREG_ARRAY;
|
|
regnum %= MT_COPRO_PSEUDOREG_REGS;
|
|
regnum += MT_CPR0_REGNUM;
|
|
return mt_copro_register_type (arch, regnum);
|
|
}
|
|
}
|
|
}
|
|
internal_error (__FILE__, __LINE__,
|
|
_("mt_register_type: illegal register number %d"), regnum);
|
|
}
|
|
|
|
/* Return true if register REGNUM is a member of the register group
|
|
specified by GROUP. */
|
|
|
|
static int
|
|
mt_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
|
|
struct reggroup *group)
|
|
{
|
|
/* Groups of registers that can be displayed via "info reg". */
|
|
if (group == all_reggroup)
|
|
return (regnum >= 0
|
|
&& regnum < MT_NUM_REGS + MT_NUM_PSEUDO_REGS
|
|
&& mt_register_name (gdbarch, regnum)[0] != '\0');
|
|
|
|
if (group == general_reggroup)
|
|
return (regnum >= MT_R0_REGNUM && regnum <= MT_R15_REGNUM);
|
|
|
|
if (group == float_reggroup)
|
|
return 0; /* No float regs. */
|
|
|
|
if (group == vector_reggroup)
|
|
return 0; /* No vector regs. */
|
|
|
|
/* For any that are not handled above. */
|
|
return default_register_reggroup_p (gdbarch, regnum, group);
|
|
}
|
|
|
|
/* Return the return value convention used for a given type TYPE.
|
|
Optionally, fetch or set the return value via READBUF or
|
|
WRITEBUF respectively using REGCACHE for the register
|
|
values. */
|
|
|
|
static enum return_value_convention
|
|
mt_return_value (struct gdbarch *gdbarch, struct value *function,
|
|
struct type *type, struct regcache *regcache,
|
|
gdb_byte *readbuf, const gdb_byte *writebuf)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
|
|
if (TYPE_LENGTH (type) > 4)
|
|
{
|
|
/* Return values > 4 bytes are returned in memory,
|
|
pointed to by R11. */
|
|
if (readbuf)
|
|
{
|
|
ULONGEST addr;
|
|
|
|
regcache_cooked_read_unsigned (regcache, MT_R11_REGNUM, &addr);
|
|
read_memory (addr, readbuf, TYPE_LENGTH (type));
|
|
}
|
|
|
|
if (writebuf)
|
|
{
|
|
ULONGEST addr;
|
|
|
|
regcache_cooked_read_unsigned (regcache, MT_R11_REGNUM, &addr);
|
|
write_memory (addr, writebuf, TYPE_LENGTH (type));
|
|
}
|
|
|
|
return RETURN_VALUE_ABI_RETURNS_ADDRESS;
|
|
}
|
|
else
|
|
{
|
|
if (readbuf)
|
|
{
|
|
ULONGEST temp;
|
|
|
|
/* Return values of <= 4 bytes are returned in R11. */
|
|
regcache_cooked_read_unsigned (regcache, MT_R11_REGNUM, &temp);
|
|
store_unsigned_integer (readbuf, TYPE_LENGTH (type),
|
|
byte_order, temp);
|
|
}
|
|
|
|
if (writebuf)
|
|
{
|
|
if (TYPE_LENGTH (type) < 4)
|
|
{
|
|
gdb_byte buf[4];
|
|
/* Add leading zeros to the value. */
|
|
memset (buf, 0, sizeof (buf));
|
|
memcpy (buf + sizeof (buf) - TYPE_LENGTH (type),
|
|
writebuf, TYPE_LENGTH (type));
|
|
regcache_cooked_write (regcache, MT_R11_REGNUM, buf);
|
|
}
|
|
else /* (TYPE_LENGTH (type) == 4 */
|
|
regcache_cooked_write (regcache, MT_R11_REGNUM, writebuf);
|
|
}
|
|
|
|
return RETURN_VALUE_REGISTER_CONVENTION;
|
|
}
|
|
}
|
|
|
|
/* If the input address, PC, is in a function prologue, return the
|
|
address of the end of the prologue, otherwise return the input
|
|
address.
|
|
|
|
Note: PC is likely to be the function start, since this function
|
|
is mainly used for advancing a breakpoint to the first line, or
|
|
stepping to the first line when we have stepped into a function
|
|
call. */
|
|
|
|
static CORE_ADDR
|
|
mt_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
CORE_ADDR func_addr = 0, func_end = 0;
|
|
const char *func_name;
|
|
unsigned long instr;
|
|
|
|
if (find_pc_partial_function (pc, &func_name, &func_addr, &func_end))
|
|
{
|
|
struct symtab_and_line sal;
|
|
struct symbol *sym;
|
|
|
|
/* Found a function. */
|
|
sym = lookup_symbol (func_name, NULL, VAR_DOMAIN, NULL).symbol;
|
|
if (sym && SYMBOL_LANGUAGE (sym) != language_asm)
|
|
{
|
|
/* Don't use this trick for assembly source files. */
|
|
sal = find_pc_line (func_addr, 0);
|
|
|
|
if (sal.end && sal.end < func_end)
|
|
{
|
|
/* Found a line number, use it as end of prologue. */
|
|
return sal.end;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* No function symbol, or no line symbol. Use prologue scanning method. */
|
|
for (;; pc += 4)
|
|
{
|
|
instr = read_memory_unsigned_integer (pc, 4, byte_order);
|
|
if (instr == 0x12000000) /* nop */
|
|
continue;
|
|
if (instr == 0x12ddc000) /* copy sp into fp */
|
|
continue;
|
|
instr >>= 16;
|
|
if (instr == 0x05dd) /* subi sp, sp, imm */
|
|
continue;
|
|
if (instr >= 0x43c0 && instr <= 0x43df) /* push */
|
|
continue;
|
|
/* Not an obvious prologue instruction. */
|
|
break;
|
|
}
|
|
|
|
return pc;
|
|
}
|
|
|
|
/* The breakpoint instruction must be the same size as the smallest
|
|
instruction in the instruction set.
|
|
|
|
The BP for ms1 is defined as 0x68000000 (BREAK).
|
|
The BP for ms2 is defined as 0x69000000 (illegal). */
|
|
|
|
static const gdb_byte *
|
|
mt_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *bp_addr,
|
|
int *bp_size)
|
|
{
|
|
static gdb_byte ms1_breakpoint[] = { 0x68, 0, 0, 0 };
|
|
static gdb_byte ms2_breakpoint[] = { 0x69, 0, 0, 0 };
|
|
|
|
*bp_size = 4;
|
|
if (gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_ms2)
|
|
return ms2_breakpoint;
|
|
|
|
return ms1_breakpoint;
|
|
}
|
|
|
|
/* Select the correct coprocessor register bank. Return the pseudo
|
|
regnum we really want to read. */
|
|
|
|
static int
|
|
mt_select_coprocessor (struct gdbarch *gdbarch,
|
|
struct regcache *regcache, int regno)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
unsigned index, base;
|
|
gdb_byte copro[4];
|
|
|
|
/* Get the copro pseudo regnum. */
|
|
regcache_raw_read (regcache, MT_COPRO_REGNUM, copro);
|
|
base = ((extract_signed_integer (&copro[0], 2, byte_order)
|
|
* MT_COPRO_PSEUDOREG_DIM_2)
|
|
+ extract_signed_integer (&copro[2], 2, byte_order));
|
|
|
|
regno -= MT_COPRO_PSEUDOREG_ARRAY;
|
|
index = regno % MT_COPRO_PSEUDOREG_REGS;
|
|
regno /= MT_COPRO_PSEUDOREG_REGS;
|
|
if (base != regno)
|
|
{
|
|
/* Select the correct coprocessor register bank. Invalidate the
|
|
coprocessor register cache. */
|
|
unsigned ix;
|
|
|
|
store_signed_integer (&copro[0], 2, byte_order,
|
|
regno / MT_COPRO_PSEUDOREG_DIM_2);
|
|
store_signed_integer (&copro[2], 2, byte_order,
|
|
regno % MT_COPRO_PSEUDOREG_DIM_2);
|
|
regcache_raw_write (regcache, MT_COPRO_REGNUM, copro);
|
|
|
|
/* We must flush the cache, as it is now invalid. */
|
|
for (ix = MT_NUM_CPU_REGS; ix != MT_NUM_REGS; ix++)
|
|
regcache_invalidate (regcache, ix);
|
|
}
|
|
|
|
return index;
|
|
}
|
|
|
|
/* Fetch the pseudo registers:
|
|
|
|
There are two regular pseudo-registers:
|
|
1) The 'coprocessor' pseudo-register (which mirrors the
|
|
"real" coprocessor register sent by the target), and
|
|
2) The 'MAC' pseudo-register (which represents the union
|
|
of the original 32 bit target MAC register and the new
|
|
8-bit extended-MAC register).
|
|
|
|
Additionally there is an array of coprocessor registers which track
|
|
the coprocessor registers for each coprocessor. */
|
|
|
|
static enum register_status
|
|
mt_pseudo_register_read (struct gdbarch *gdbarch,
|
|
struct regcache *regcache, int regno, gdb_byte *buf)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
|
|
switch (regno)
|
|
{
|
|
case MT_COPRO_REGNUM:
|
|
case MT_COPRO_PSEUDOREG_REGNUM:
|
|
return regcache_raw_read (regcache, MT_COPRO_REGNUM, buf);
|
|
case MT_MAC_REGNUM:
|
|
case MT_MAC_PSEUDOREG_REGNUM:
|
|
if (gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_mrisc2
|
|
|| gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_ms2)
|
|
{
|
|
enum register_status status;
|
|
ULONGEST oldmac = 0, ext_mac = 0;
|
|
ULONGEST newmac;
|
|
|
|
status = regcache_cooked_read_unsigned (regcache, MT_MAC_REGNUM, &oldmac);
|
|
if (status != REG_VALID)
|
|
return status;
|
|
|
|
regcache_cooked_read_unsigned (regcache, MT_EXMAC_REGNUM, &ext_mac);
|
|
if (status != REG_VALID)
|
|
return status;
|
|
|
|
newmac =
|
|
(oldmac & 0xffffffff) | ((long long) (ext_mac & 0xff) << 32);
|
|
store_signed_integer (buf, 8, byte_order, newmac);
|
|
|
|
return REG_VALID;
|
|
}
|
|
else
|
|
return regcache_raw_read (regcache, MT_MAC_REGNUM, buf);
|
|
break;
|
|
default:
|
|
{
|
|
unsigned index = mt_select_coprocessor (gdbarch, regcache, regno);
|
|
|
|
if (index == MT_COPRO_PSEUDOREG_MAC_REGNUM)
|
|
return mt_pseudo_register_read (gdbarch, regcache,
|
|
MT_MAC_PSEUDOREG_REGNUM, buf);
|
|
else if (index < MT_NUM_REGS - MT_CPR0_REGNUM)
|
|
return regcache_raw_read (regcache, index + MT_CPR0_REGNUM, buf);
|
|
else
|
|
/* ??? */
|
|
return REG_VALID;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Write the pseudo registers:
|
|
|
|
Mt pseudo-registers are stored directly to the target. The
|
|
'coprocessor' register is special, because when it is modified, all
|
|
the other coprocessor regs must be flushed from the reg cache. */
|
|
|
|
static void
|
|
mt_pseudo_register_write (struct gdbarch *gdbarch,
|
|
struct regcache *regcache,
|
|
int regno, const gdb_byte *buf)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
int i;
|
|
|
|
switch (regno)
|
|
{
|
|
case MT_COPRO_REGNUM:
|
|
case MT_COPRO_PSEUDOREG_REGNUM:
|
|
regcache_raw_write (regcache, MT_COPRO_REGNUM, buf);
|
|
for (i = MT_NUM_CPU_REGS; i < MT_NUM_REGS; i++)
|
|
regcache_invalidate (regcache, i);
|
|
break;
|
|
case MT_MAC_REGNUM:
|
|
case MT_MAC_PSEUDOREG_REGNUM:
|
|
if (gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_mrisc2
|
|
|| gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_ms2)
|
|
{
|
|
/* The 8-byte MAC pseudo-register must be broken down into two
|
|
32-byte registers. */
|
|
unsigned int oldmac, ext_mac;
|
|
ULONGEST newmac;
|
|
|
|
newmac = extract_unsigned_integer (buf, 8, byte_order);
|
|
oldmac = newmac & 0xffffffff;
|
|
ext_mac = (newmac >> 32) & 0xff;
|
|
regcache_cooked_write_unsigned (regcache, MT_MAC_REGNUM, oldmac);
|
|
regcache_cooked_write_unsigned (regcache, MT_EXMAC_REGNUM, ext_mac);
|
|
}
|
|
else
|
|
regcache_raw_write (regcache, MT_MAC_REGNUM, buf);
|
|
break;
|
|
default:
|
|
{
|
|
unsigned index = mt_select_coprocessor (gdbarch, regcache, regno);
|
|
|
|
if (index == MT_COPRO_PSEUDOREG_MAC_REGNUM)
|
|
mt_pseudo_register_write (gdbarch, regcache,
|
|
MT_MAC_PSEUDOREG_REGNUM, buf);
|
|
else if (index < MT_NUM_REGS - MT_CPR0_REGNUM)
|
|
regcache_raw_write (regcache, index + MT_CPR0_REGNUM, buf);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static CORE_ADDR
|
|
mt_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
|
|
{
|
|
/* Register size is 4 bytes. */
|
|
return align_down (sp, 4);
|
|
}
|
|
|
|
/* Implements the "info registers" command. When ``all'' is non-zero,
|
|
the coprocessor registers will be printed in addition to the rest
|
|
of the registers. */
|
|
|
|
static void
|
|
mt_registers_info (struct gdbarch *gdbarch,
|
|
struct ui_file *file,
|
|
struct frame_info *frame, int regnum, int all)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
|
|
if (regnum == -1)
|
|
{
|
|
int lim;
|
|
|
|
lim = all ? MT_NUM_REGS : MT_NUM_CPU_REGS;
|
|
|
|
for (regnum = 0; regnum < lim; regnum++)
|
|
{
|
|
/* Don't display the Qchannel register since it will be displayed
|
|
along with Ichannel. (See below.) */
|
|
if (regnum == MT_QCHANNEL_REGNUM)
|
|
continue;
|
|
|
|
mt_registers_info (gdbarch, file, frame, regnum, all);
|
|
|
|
/* Display the Qchannel register immediately after Ichannel. */
|
|
if (regnum == MT_ICHANNEL_REGNUM)
|
|
mt_registers_info (gdbarch, file, frame, MT_QCHANNEL_REGNUM, all);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (regnum == MT_EXMAC_REGNUM)
|
|
return;
|
|
else if (regnum == MT_CONTEXT_REGNUM)
|
|
{
|
|
/* Special output handling for 38-bit context register. */
|
|
unsigned char *buff;
|
|
unsigned int *bytes, i, regsize;
|
|
|
|
regsize = register_size (gdbarch, regnum);
|
|
|
|
buff = (unsigned char *) alloca (regsize);
|
|
bytes = XALLOCAVEC (unsigned int, regsize);
|
|
|
|
deprecated_frame_register_read (frame, regnum, buff);
|
|
|
|
fputs_filtered (gdbarch_register_name
|
|
(gdbarch, regnum), file);
|
|
print_spaces_filtered (15 - strlen (gdbarch_register_name
|
|
(gdbarch, regnum)),
|
|
file);
|
|
fputs_filtered ("0x", file);
|
|
|
|
for (i = 0; i < regsize; i++)
|
|
fprintf_filtered (file, "%02x", (unsigned int)
|
|
extract_unsigned_integer (buff + i, 1, byte_order));
|
|
fputs_filtered ("\t", file);
|
|
print_longest (file, 'd', 0,
|
|
extract_unsigned_integer (buff, regsize, byte_order));
|
|
fputs_filtered ("\n", file);
|
|
}
|
|
else if (regnum == MT_COPRO_REGNUM
|
|
|| regnum == MT_COPRO_PSEUDOREG_REGNUM)
|
|
{
|
|
/* Special output handling for the 'coprocessor' register. */
|
|
gdb_byte *buf;
|
|
struct value_print_options opts;
|
|
|
|
buf = (gdb_byte *) alloca (register_size (gdbarch, MT_COPRO_REGNUM));
|
|
deprecated_frame_register_read (frame, MT_COPRO_REGNUM, buf);
|
|
/* And print. */
|
|
regnum = MT_COPRO_PSEUDOREG_REGNUM;
|
|
fputs_filtered (gdbarch_register_name (gdbarch, regnum),
|
|
file);
|
|
print_spaces_filtered (15 - strlen (gdbarch_register_name
|
|
(gdbarch, regnum)),
|
|
file);
|
|
get_no_prettyformat_print_options (&opts);
|
|
opts.deref_ref = 1;
|
|
val_print (register_type (gdbarch, regnum), buf,
|
|
0, 0, file, 0, NULL,
|
|
&opts, current_language);
|
|
fputs_filtered ("\n", file);
|
|
}
|
|
else if (regnum == MT_MAC_REGNUM || regnum == MT_MAC_PSEUDOREG_REGNUM)
|
|
{
|
|
ULONGEST oldmac, ext_mac, newmac;
|
|
gdb_byte buf[3 * sizeof (LONGEST)];
|
|
|
|
/* Get the two "real" mac registers. */
|
|
deprecated_frame_register_read (frame, MT_MAC_REGNUM, buf);
|
|
oldmac = extract_unsigned_integer
|
|
(buf, register_size (gdbarch, MT_MAC_REGNUM), byte_order);
|
|
if (gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_mrisc2
|
|
|| gdbarch_bfd_arch_info (gdbarch)->mach == bfd_mach_ms2)
|
|
{
|
|
deprecated_frame_register_read (frame, MT_EXMAC_REGNUM, buf);
|
|
ext_mac = extract_unsigned_integer
|
|
(buf, register_size (gdbarch, MT_EXMAC_REGNUM), byte_order);
|
|
}
|
|
else
|
|
ext_mac = 0;
|
|
|
|
/* Add them together. */
|
|
newmac = (oldmac & 0xffffffff) + ((ext_mac & 0xff) << 32);
|
|
|
|
/* And print. */
|
|
regnum = MT_MAC_PSEUDOREG_REGNUM;
|
|
fputs_filtered (gdbarch_register_name (gdbarch, regnum),
|
|
file);
|
|
print_spaces_filtered (15 - strlen (gdbarch_register_name
|
|
(gdbarch, regnum)),
|
|
file);
|
|
fputs_filtered ("0x", file);
|
|
print_longest (file, 'x', 0, newmac);
|
|
fputs_filtered ("\t", file);
|
|
print_longest (file, 'u', 0, newmac);
|
|
fputs_filtered ("\n", file);
|
|
}
|
|
else
|
|
default_print_registers_info (gdbarch, file, frame, regnum, all);
|
|
}
|
|
}
|
|
|
|
/* Set up the callee's arguments for an inferior function call. The
|
|
arguments are pushed on the stack or are placed in registers as
|
|
appropriate. It also sets up the return address (which points to
|
|
the call dummy breakpoint).
|
|
|
|
Returns the updated (and aligned) stack pointer. */
|
|
|
|
static CORE_ADDR
|
|
mt_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
|
|
struct regcache *regcache, CORE_ADDR bp_addr,
|
|
int nargs, struct value **args, CORE_ADDR sp,
|
|
int struct_return, CORE_ADDR struct_addr)
|
|
{
|
|
#define wordsize 4
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
gdb_byte buf[MT_MAX_STRUCT_SIZE];
|
|
int argreg = MT_1ST_ARGREG;
|
|
int split_param_len = 0;
|
|
int stack_dest = sp;
|
|
int slacklen;
|
|
int typelen;
|
|
int i, j;
|
|
|
|
/* First handle however many args we can fit into MT_1ST_ARGREG thru
|
|
MT_LAST_ARGREG. */
|
|
for (i = 0; i < nargs && argreg <= MT_LAST_ARGREG; i++)
|
|
{
|
|
const gdb_byte *val;
|
|
typelen = TYPE_LENGTH (value_type (args[i]));
|
|
switch (typelen)
|
|
{
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
case 4:
|
|
regcache_cooked_write_unsigned (regcache, argreg++,
|
|
extract_unsigned_integer
|
|
(value_contents (args[i]),
|
|
wordsize, byte_order));
|
|
break;
|
|
case 8:
|
|
case 12:
|
|
case 16:
|
|
val = value_contents (args[i]);
|
|
while (typelen > 0)
|
|
{
|
|
if (argreg <= MT_LAST_ARGREG)
|
|
{
|
|
/* This word of the argument is passed in a register. */
|
|
regcache_cooked_write_unsigned (regcache, argreg++,
|
|
extract_unsigned_integer
|
|
(val, wordsize, byte_order));
|
|
typelen -= wordsize;
|
|
val += wordsize;
|
|
}
|
|
else
|
|
{
|
|
/* Remainder of this arg must be passed on the stack
|
|
(deferred to do later). */
|
|
split_param_len = typelen;
|
|
memcpy (buf, val, typelen);
|
|
break; /* No more args can be handled in regs. */
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
/* By reverse engineering of gcc output, args bigger than
|
|
16 bytes go on the stack, and their address is passed
|
|
in the argreg. */
|
|
stack_dest -= typelen;
|
|
write_memory (stack_dest, value_contents (args[i]), typelen);
|
|
regcache_cooked_write_unsigned (regcache, argreg++, stack_dest);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Next, the rest of the arguments go onto the stack, in reverse order. */
|
|
for (j = nargs - 1; j >= i; j--)
|
|
{
|
|
gdb_byte *val;
|
|
struct cleanup *back_to;
|
|
const gdb_byte *contents = value_contents (args[j]);
|
|
|
|
/* Right-justify the value in an aligned-length buffer. */
|
|
typelen = TYPE_LENGTH (value_type (args[j]));
|
|
slacklen = (wordsize - (typelen % wordsize)) % wordsize;
|
|
val = (gdb_byte *) xmalloc (typelen + slacklen);
|
|
back_to = make_cleanup (xfree, val);
|
|
memcpy (val, contents, typelen);
|
|
memset (val + typelen, 0, slacklen);
|
|
/* Now write this data to the stack. */
|
|
stack_dest -= typelen + slacklen;
|
|
write_memory (stack_dest, val, typelen + slacklen);
|
|
do_cleanups (back_to);
|
|
}
|
|
|
|
/* Finally, if a param needs to be split between registers and stack,
|
|
write the second half to the stack now. */
|
|
if (split_param_len != 0)
|
|
{
|
|
stack_dest -= split_param_len;
|
|
write_memory (stack_dest, buf, split_param_len);
|
|
}
|
|
|
|
/* Set up return address (provided to us as bp_addr). */
|
|
regcache_cooked_write_unsigned (regcache, MT_RA_REGNUM, bp_addr);
|
|
|
|
/* Store struct return address, if given. */
|
|
if (struct_return && struct_addr != 0)
|
|
regcache_cooked_write_unsigned (regcache, MT_R11_REGNUM, struct_addr);
|
|
|
|
/* Set aside 16 bytes for the callee to save regs 1-4. */
|
|
stack_dest -= 16;
|
|
|
|
/* Update the stack pointer. */
|
|
regcache_cooked_write_unsigned (regcache, MT_SP_REGNUM, stack_dest);
|
|
|
|
/* And that should do it. Return the new stack pointer. */
|
|
return stack_dest;
|
|
}
|
|
|
|
|
|
/* The 'unwind_cache' data structure. */
|
|
|
|
struct mt_unwind_cache
|
|
{
|
|
/* The previous frame's inner most stack address.
|
|
Used as this frame ID's stack_addr. */
|
|
CORE_ADDR prev_sp;
|
|
CORE_ADDR frame_base;
|
|
int framesize;
|
|
int frameless_p;
|
|
|
|
/* Table indicating the location of each and every register. */
|
|
struct trad_frame_saved_reg *saved_regs;
|
|
};
|
|
|
|
/* Initialize an unwind_cache. Build up the saved_regs table etc. for
|
|
the frame. */
|
|
|
|
static struct mt_unwind_cache *
|
|
mt_frame_unwind_cache (struct frame_info *this_frame,
|
|
void **this_prologue_cache)
|
|
{
|
|
struct gdbarch *gdbarch;
|
|
struct mt_unwind_cache *info;
|
|
CORE_ADDR next_addr, start_addr, end_addr, prologue_end_addr;
|
|
unsigned long instr, upper_half, delayed_store = 0;
|
|
int regnum, offset;
|
|
ULONGEST sp, fp;
|
|
|
|
if ((*this_prologue_cache))
|
|
return (struct mt_unwind_cache *) (*this_prologue_cache);
|
|
|
|
gdbarch = get_frame_arch (this_frame);
|
|
info = FRAME_OBSTACK_ZALLOC (struct mt_unwind_cache);
|
|
(*this_prologue_cache) = info;
|
|
|
|
info->prev_sp = 0;
|
|
info->framesize = 0;
|
|
info->frame_base = 0;
|
|
info->frameless_p = 1;
|
|
info->saved_regs = trad_frame_alloc_saved_regs (this_frame);
|
|
|
|
/* Grab the frame-relative values of SP and FP, needed below.
|
|
The frame_saved_register function will find them on the
|
|
stack or in the registers as appropriate. */
|
|
sp = get_frame_register_unsigned (this_frame, MT_SP_REGNUM);
|
|
fp = get_frame_register_unsigned (this_frame, MT_FP_REGNUM);
|
|
|
|
start_addr = get_frame_func (this_frame);
|
|
|
|
/* Return early if GDB couldn't find the function. */
|
|
if (start_addr == 0)
|
|
return info;
|
|
|
|
end_addr = get_frame_pc (this_frame);
|
|
prologue_end_addr = skip_prologue_using_sal (gdbarch, start_addr);
|
|
if (end_addr == 0)
|
|
for (next_addr = start_addr; next_addr < end_addr; next_addr += 4)
|
|
{
|
|
instr = get_frame_memory_unsigned (this_frame, next_addr, 4);
|
|
if (delayed_store) /* Previous instr was a push. */
|
|
{
|
|
upper_half = delayed_store >> 16;
|
|
regnum = upper_half & 0xf;
|
|
offset = delayed_store & 0xffff;
|
|
switch (upper_half & 0xfff0)
|
|
{
|
|
case 0x43c0: /* push using frame pointer. */
|
|
info->saved_regs[regnum].addr = offset;
|
|
break;
|
|
case 0x43d0: /* push using stack pointer. */
|
|
info->saved_regs[regnum].addr = offset;
|
|
break;
|
|
default: /* lint */
|
|
break;
|
|
}
|
|
delayed_store = 0;
|
|
}
|
|
|
|
switch (instr)
|
|
{
|
|
case 0x12000000: /* NO-OP */
|
|
continue;
|
|
case 0x12ddc000: /* copy sp into fp */
|
|
info->frameless_p = 0; /* Record that the frame
|
|
pointer is in use. */
|
|
continue;
|
|
default:
|
|
upper_half = instr >> 16;
|
|
if (upper_half == 0x05dd || /* subi sp, sp, imm */
|
|
upper_half == 0x07dd) /* subui sp, sp, imm */
|
|
{
|
|
/* Record the frame size. */
|
|
info->framesize = instr & 0xffff;
|
|
continue;
|
|
}
|
|
if ((upper_half & 0xfff0) == 0x43c0 || /* frame push */
|
|
(upper_half & 0xfff0) == 0x43d0) /* stack push */
|
|
{
|
|
/* Save this instruction, but don't record the
|
|
pushed register as 'saved' until we see the
|
|
next instruction. That's because of deferred stores
|
|
on this target -- GDB won't be able to read the register
|
|
from the stack until one instruction later. */
|
|
delayed_store = instr;
|
|
continue;
|
|
}
|
|
/* Not a prologue instruction. Is this the end of the prologue?
|
|
This is the most difficult decision; when to stop scanning.
|
|
|
|
If we have no line symbol, then the best thing we can do
|
|
is to stop scanning when we encounter an instruction that
|
|
is not likely to be a part of the prologue.
|
|
|
|
But if we do have a line symbol, then we should
|
|
keep scanning until we reach it (or we reach end_addr). */
|
|
|
|
if (prologue_end_addr && (prologue_end_addr > (next_addr + 4)))
|
|
continue; /* Keep scanning, recording saved_regs etc. */
|
|
else
|
|
break; /* Quit scanning: breakpoint can be set here. */
|
|
}
|
|
}
|
|
|
|
/* Special handling for the "saved" address of the SP:
|
|
The SP is of course never saved on the stack at all, so
|
|
by convention what we put here is simply the previous
|
|
_value_ of the SP (as opposed to an address where the
|
|
previous value would have been pushed). This will also
|
|
give us the frame base address. */
|
|
|
|
if (info->frameless_p)
|
|
{
|
|
info->frame_base = sp + info->framesize;
|
|
info->prev_sp = sp + info->framesize;
|
|
}
|
|
else
|
|
{
|
|
info->frame_base = fp + info->framesize;
|
|
info->prev_sp = fp + info->framesize;
|
|
}
|
|
/* Save prev_sp in saved_regs as a value, not as an address. */
|
|
trad_frame_set_value (info->saved_regs, MT_SP_REGNUM, info->prev_sp);
|
|
|
|
/* Now convert frame offsets to actual addresses (not offsets). */
|
|
for (regnum = 0; regnum < MT_NUM_REGS; regnum++)
|
|
if (trad_frame_addr_p (info->saved_regs, regnum))
|
|
info->saved_regs[regnum].addr += info->frame_base - info->framesize;
|
|
|
|
/* The call instruction moves the caller's PC in the callee's RA reg.
|
|
Since this is an unwind, do the reverse. Copy the location of RA
|
|
into PC (the address / regnum) so that a request for PC will be
|
|
converted into a request for the RA. */
|
|
info->saved_regs[MT_PC_REGNUM] = info->saved_regs[MT_RA_REGNUM];
|
|
|
|
return info;
|
|
}
|
|
|
|
static CORE_ADDR
|
|
mt_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
|
|
{
|
|
ULONGEST pc;
|
|
|
|
pc = frame_unwind_register_unsigned (next_frame, MT_PC_REGNUM);
|
|
return pc;
|
|
}
|
|
|
|
static CORE_ADDR
|
|
mt_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
|
|
{
|
|
ULONGEST sp;
|
|
|
|
sp = frame_unwind_register_unsigned (next_frame, MT_SP_REGNUM);
|
|
return sp;
|
|
}
|
|
|
|
/* Assuming THIS_FRAME is a dummy, return the frame ID of that dummy
|
|
frame. The frame ID's base needs to match the TOS value saved by
|
|
save_dummy_frame_tos(), and the PC match the dummy frame's breakpoint. */
|
|
|
|
static struct frame_id
|
|
mt_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
|
|
{
|
|
CORE_ADDR sp = get_frame_register_unsigned (this_frame, MT_SP_REGNUM);
|
|
return frame_id_build (sp, get_frame_pc (this_frame));
|
|
}
|
|
|
|
/* Given a GDB frame, determine the address of the calling function's
|
|
frame. This will be used to create a new GDB frame struct. */
|
|
|
|
static void
|
|
mt_frame_this_id (struct frame_info *this_frame,
|
|
void **this_prologue_cache, struct frame_id *this_id)
|
|
{
|
|
struct mt_unwind_cache *info =
|
|
mt_frame_unwind_cache (this_frame, this_prologue_cache);
|
|
|
|
if (!(info == NULL || info->prev_sp == 0))
|
|
(*this_id) = frame_id_build (info->prev_sp, get_frame_func (this_frame));
|
|
|
|
return;
|
|
}
|
|
|
|
static struct value *
|
|
mt_frame_prev_register (struct frame_info *this_frame,
|
|
void **this_prologue_cache, int regnum)
|
|
{
|
|
struct mt_unwind_cache *info =
|
|
mt_frame_unwind_cache (this_frame, this_prologue_cache);
|
|
|
|
return trad_frame_get_prev_register (this_frame, info->saved_regs, regnum);
|
|
}
|
|
|
|
static CORE_ADDR
|
|
mt_frame_base_address (struct frame_info *this_frame,
|
|
void **this_prologue_cache)
|
|
{
|
|
struct mt_unwind_cache *info =
|
|
mt_frame_unwind_cache (this_frame, this_prologue_cache);
|
|
|
|
return info->frame_base;
|
|
}
|
|
|
|
/* This is a shared interface: the 'frame_unwind' object is what's
|
|
returned by the 'sniffer' function, and in turn specifies how to
|
|
get a frame's ID and prev_regs.
|
|
|
|
This exports the 'prev_register' and 'this_id' methods. */
|
|
|
|
static const struct frame_unwind mt_frame_unwind = {
|
|
NORMAL_FRAME,
|
|
default_frame_unwind_stop_reason,
|
|
mt_frame_this_id,
|
|
mt_frame_prev_register,
|
|
NULL,
|
|
default_frame_sniffer
|
|
};
|
|
|
|
/* Another shared interface: the 'frame_base' object specifies how to
|
|
unwind a frame and secure the base addresses for frame objects
|
|
(locals, args). */
|
|
|
|
static struct frame_base mt_frame_base = {
|
|
&mt_frame_unwind,
|
|
mt_frame_base_address,
|
|
mt_frame_base_address,
|
|
mt_frame_base_address
|
|
};
|
|
|
|
static struct gdbarch *
|
|
mt_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
|
|
{
|
|
struct gdbarch *gdbarch;
|
|
struct gdbarch_tdep *tdep;
|
|
|
|
/* Find a candidate among the list of pre-declared architectures. */
|
|
arches = gdbarch_list_lookup_by_info (arches, &info);
|
|
if (arches != NULL)
|
|
return arches->gdbarch;
|
|
|
|
/* None found, create a new architecture from the information
|
|
provided. */
|
|
tdep = XCNEW (struct gdbarch_tdep);
|
|
gdbarch = gdbarch_alloc (&info, tdep);
|
|
|
|
set_gdbarch_float_format (gdbarch, floatformats_ieee_single);
|
|
set_gdbarch_double_format (gdbarch, floatformats_ieee_double);
|
|
set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);
|
|
|
|
set_gdbarch_register_name (gdbarch, mt_register_name);
|
|
set_gdbarch_num_regs (gdbarch, MT_NUM_REGS);
|
|
set_gdbarch_num_pseudo_regs (gdbarch, MT_NUM_PSEUDO_REGS);
|
|
set_gdbarch_pc_regnum (gdbarch, MT_PC_REGNUM);
|
|
set_gdbarch_sp_regnum (gdbarch, MT_SP_REGNUM);
|
|
set_gdbarch_pseudo_register_read (gdbarch, mt_pseudo_register_read);
|
|
set_gdbarch_pseudo_register_write (gdbarch, mt_pseudo_register_write);
|
|
set_gdbarch_skip_prologue (gdbarch, mt_skip_prologue);
|
|
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
|
|
set_gdbarch_breakpoint_from_pc (gdbarch, mt_breakpoint_from_pc);
|
|
set_gdbarch_decr_pc_after_break (gdbarch, 0);
|
|
set_gdbarch_frame_args_skip (gdbarch, 0);
|
|
set_gdbarch_print_insn (gdbarch, print_insn_mt);
|
|
set_gdbarch_register_type (gdbarch, mt_register_type);
|
|
set_gdbarch_register_reggroup_p (gdbarch, mt_register_reggroup_p);
|
|
|
|
set_gdbarch_return_value (gdbarch, mt_return_value);
|
|
set_gdbarch_sp_regnum (gdbarch, MT_SP_REGNUM);
|
|
|
|
set_gdbarch_frame_align (gdbarch, mt_frame_align);
|
|
|
|
set_gdbarch_print_registers_info (gdbarch, mt_registers_info);
|
|
|
|
set_gdbarch_push_dummy_call (gdbarch, mt_push_dummy_call);
|
|
|
|
/* Target builtin data types. */
|
|
set_gdbarch_short_bit (gdbarch, 16);
|
|
set_gdbarch_int_bit (gdbarch, 32);
|
|
set_gdbarch_long_bit (gdbarch, 32);
|
|
set_gdbarch_long_long_bit (gdbarch, 64);
|
|
set_gdbarch_float_bit (gdbarch, 32);
|
|
set_gdbarch_double_bit (gdbarch, 64);
|
|
set_gdbarch_long_double_bit (gdbarch, 64);
|
|
set_gdbarch_ptr_bit (gdbarch, 32);
|
|
|
|
/* Register the DWARF 2 sniffer first, and then the traditional prologue
|
|
based sniffer. */
|
|
dwarf2_append_unwinders (gdbarch);
|
|
frame_unwind_append_unwinder (gdbarch, &mt_frame_unwind);
|
|
frame_base_set_default (gdbarch, &mt_frame_base);
|
|
|
|
/* Register the 'unwind_pc' method. */
|
|
set_gdbarch_unwind_pc (gdbarch, mt_unwind_pc);
|
|
set_gdbarch_unwind_sp (gdbarch, mt_unwind_sp);
|
|
|
|
/* Methods for saving / extracting a dummy frame's ID.
|
|
The ID's stack address must match the SP value returned by
|
|
PUSH_DUMMY_CALL, and saved by generic_save_dummy_frame_tos. */
|
|
set_gdbarch_dummy_id (gdbarch, mt_dummy_id);
|
|
|
|
return gdbarch;
|
|
}
|
|
|
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
|
extern initialize_file_ftype _initialize_mt_tdep;
|
|
|
|
void
|
|
_initialize_mt_tdep (void)
|
|
{
|
|
register_gdbarch_init (bfd_arch_mt, mt_gdbarch_init);
|
|
}
|