mirror of
https://sourceware.org/git/binutils-gdb.git
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481695ed5f
These prototypes were required when compiling GDB as C but are not required for C++. gdb/ChangeLog: * aarch64-linux-nat.c: Remove _initialize_aarch64_linux_nat prototype. * aarch64-linux-tdep.c: Remove _initialize_aarch64_linux_tdep prototype. * aarch64-newlib-tdep.c: Remove _initialize_aarch64_newlib_tdep prototype. * aarch64-tdep.c: Remove _initialize_aarch64_tdep prototype. * ada-exp.y: Remove _initialize_ada_exp prototype. * ada-lang.c: Remove _initialize_ada_language prototype. * ada-tasks.c: Remove _initialize_tasks prototype. * addrmap.c: Remove _initialize_addrmap prototype. * agent.c: Remove _initialize_agent prototype. * aix-thread.c: Remove _initialize_aix_thread prototype. * alpha-bsd-nat.c: Remove _initialize_alphabsd_nat prototype. * alpha-linux-nat.c: Remove _initialize_alpha_linux_nat prototype. * alpha-linux-tdep.c: Remove _initialize_alpha_linux_tdep prototype. * alpha-nbsd-tdep.c: Remove _initialize_alphanbsd_tdep prototype. * alpha-obsd-tdep.c: Remove _initialize_alphaobsd_tdep prototype. * alpha-tdep.c: Remove _initialize_alpha_tdep prototype. * amd64-darwin-tdep.c: Remove _initialize_amd64_darwin_tdep prototype. * amd64-dicos-tdep.c: Remove _initialize_amd64_dicos_tdep prototype. * amd64-fbsd-nat.c: Remove _initialize_amd64fbsd_nat prototype. * amd64-fbsd-tdep.c: Remove _initialize_amd64fbsd_tdep prototype. * amd64-linux-nat.c: Remove _initialize_amd64_linux_nat prototype. * amd64-linux-tdep.c: Remove _initialize_amd64_linux_tdep prototype. * amd64-nbsd-nat.c: Remove _initialize_amd64nbsd_nat prototype. * amd64-nbsd-tdep.c: Remove _initialize_amd64nbsd_tdep prototype. * amd64-obsd-nat.c: Remove _initialize_amd64obsd_nat prototype. * amd64-obsd-tdep.c: Remove _initialize_amd64obsd_tdep prototype. * amd64-sol2-tdep.c: Remove _initialize_amd64_sol2_tdep prototype. * amd64-tdep.c: Remove _initialize_amd64_tdep prototype. * amd64-windows-nat.c: Remove _initialize_amd64_windows_nat prototype. * amd64-windows-tdep.c: Remove _initialize_amd64_windows_tdep prototype. * annotate.c: Remove _initialize_annotate prototype. * arc-newlib-tdep.c: Remove _initialize_arc_newlib_tdep prototype. * arc-tdep.c: Remove _initialize_arc_tdep prototype. * arch-utils.c: Remove _initialize_gdbarch_utils prototype. * arm-linux-nat.c: Remove _initialize_arm_linux_nat prototype. * arm-linux-tdep.c: Remove _initialize_arm_linux_tdep prototype. * arm-nbsd-tdep.c: Remove _initialize_arm_netbsd_tdep prototype. * arm-obsd-tdep.c: Remove _initialize_armobsd_tdep prototype. * arm-symbian-tdep.c: Remove _initialize_arm_symbian_tdep prototype. * arm-tdep.c: Remove _initialize_arm_tdep prototype. * arm-wince-tdep.c: Remove _initialize_arm_wince_tdep prototype. * auto-load.c: Remove _initialize_auto_load prototype. * auxv.c: Remove _initialize_auxv prototype. * avr-tdep.c: Remove _initialize_avr_tdep prototype. * ax-gdb.c: Remove _initialize_ax_gdb prototype. * bfin-linux-tdep.c: Remove _initialize_bfin_linux_tdep prototype. * bfin-tdep.c: Remove _initialize_bfin_tdep prototype. * break-catch-sig.c: Remove _initialize_break_catch_sig prototype. * break-catch-syscall.c: Remove _initialize_break_catch_syscall prototype. * break-catch-throw.c: Remove _initialize_break_catch_throw prototype. * breakpoint.c: Remove _initialize_breakpoint prototype. * bsd-uthread.c: Remove _initialize_bsd_uthread prototype. * btrace.c: Remove _initialize_btrace prototype. * charset.c: Remove _initialize_charset prototype. * cli/cli-cmds.c: Remove _initialize_cli_cmds prototype. * cli/cli-dump.c: Remove _initialize_cli_dump prototype. * cli/cli-interp.c: Remove _initialize_cli_interp prototype. * cli/cli-logging.c: Remove _initialize_cli_logging prototype. * cli/cli-script.c: Remove _initialize_cli_script prototype. * coff-pe-read.c: Remove _initialize_coff_pe_read prototype. * coffread.c: Remove _initialize_coffread prototype. * compile/compile.c: Remove _initialize_compile prototype. * complaints.c: Remove _initialize_complaints prototype. * completer.c: Remove _initialize_completer prototype. * copying.awk: Remove _initialize_copying prototype. * copying.c: Regenerate. * core-regset.c: Remove _initialize_core_regset prototype. * corefile.c: Remove _initialize_core prototype. * corelow.c: Remove _initialize_corelow prototype. * cp-abi.c: Remove _initialize_cp_abi prototype. * cp-namespace.c: Remove _initialize_cp_namespace prototype. * cp-support.c: Remove _initialize_cp_support prototype. * cp-valprint.c: Remove _initialize_cp_valprint prototype. * cris-linux-tdep.c: Remove _initialize_cris_linux_tdep prototype. * cris-tdep.c: Remove _initialize_cris_tdep prototype. * ctf.c: Remove _initialize_ctf prototype. * d-lang.c: Remove _initialize_d_language prototype. * darwin-nat-info.c: Remove _initialize_darwin_info_commands prototype. * darwin-nat.c: Remove _initialize_darwin_inferior prototype. * dbxread.c: Remove _initialize_dbxread prototype. * dcache.c: Remove _initialize_dcache prototype. * demangle.c: Remove _initialize_demangler prototype. * disasm-selftests.c: Remove _initialize_disasm_selftests prototype. * disasm.c: Remove _initialize_disasm prototype. * dtrace-probe.c: Remove _initialize_dtrace_probe prototype. * dummy-frame.c: Remove _initialize_dummy_frame prototype. * dwarf2-frame-tailcall.c: Remove _initialize_tailcall_frame prototype. * dwarf2-frame.c: Remove _initialize_dwarf2_frame prototype. * dwarf2expr.c: Remove _initialize_dwarf2expr prototype. * dwarf2loc.c: Remove _initialize_dwarf2loc prototype. * dwarf2read.c: Remove _initialize_dwarf2_read prototype. * elfread.c: Remove _initialize_elfread prototype. * exec.c: Remove _initialize_exec prototype. * extension.c: Remove _initialize_extension prototype. * f-lang.c: Remove _initialize_f_language prototype. * f-valprint.c: Remove _initialize_f_valprint prototype. * fbsd-nat.c: Remove _initialize_fbsd_nat prototype. * fbsd-tdep.c: Remove _initialize_fbsd_tdep prototype. * filesystem.c: Remove _initialize_filesystem prototype. * findcmd.c: Remove _initialize_mem_search prototype. * fork-child.c: Remove _initialize_fork_child prototype. * frame-base.c: Remove _initialize_frame_base prototype. * frame-unwind.c: Remove _initialize_frame_unwind prototype. * frame.c: Remove _initialize_frame prototype. * frv-linux-tdep.c: Remove _initialize_frv_linux_tdep prototype. * frv-tdep.c: Remove _initialize_frv_tdep prototype. * ft32-tdep.c: Remove _initialize_ft32_tdep prototype. * gcore.c: Remove _initialize_gcore prototype. * gdb_bfd.c: Remove _initialize_gdb_bfd prototype. * gdbarch.c: Regenerate. * gdbarch.sh: Remove _initialize_gdbarch prototype. * gdbtypes.c: Remove _initialize_gdbtypes prototype. * gnu-nat.c: Remove _initialize_gnu_nat prototype. * gnu-v2-abi.c: Remove _initialize_gnu_v2_abi prototype. * gnu-v3-abi.c: Remove _initialize_gnu_v3_abi prototype. * go-lang.c: Remove _initialize_go_language prototype. * go32-nat.c: Remove _initialize_go32_nat prototype. * guile/guile.c: Remove _initialize_guile prototype. * h8300-tdep.c: Remove _initialize_h8300_tdep prototype. * hppa-linux-nat.c: Remove _initialize_hppa_linux_nat prototype. * hppa-linux-tdep.c: Remove _initialize_hppa_linux_tdep prototype. * hppa-nbsd-nat.c: Remove _initialize_hppanbsd_nat prototype. * hppa-nbsd-tdep.c: Remove _initialize_hppanbsd_tdep prototype. * hppa-obsd-nat.c: Remove _initialize_hppaobsd_nat prototype. * hppa-obsd-tdep.c: Remove _initialize_hppaobsd_tdep prototype. * hppa-tdep.c: Remove _initialize_hppa_tdep prototype. * i386-bsd-nat.c: Remove _initialize_i386bsd_nat prototype. * i386-cygwin-tdep.c: Remove _initialize_i386_cygwin_tdep prototype. * i386-darwin-tdep.c: Remove _initialize_i386_darwin_tdep prototype. * i386-dicos-tdep.c: Remove _initialize_i386_dicos_tdep prototype. * i386-fbsd-nat.c: Remove _initialize_i386fbsd_nat prototype. * i386-fbsd-tdep.c: Remove _initialize_i386fbsd_tdep prototype. * i386-gnu-nat.c: Remove _initialize_i386gnu_nat prototype. * i386-gnu-tdep.c: Remove _initialize_i386gnu_tdep prototype. * i386-linux-nat.c: Remove _initialize_i386_linux_nat prototype. * i386-linux-tdep.c: Remove _initialize_i386_linux_tdep prototype. * i386-nbsd-nat.c: Remove _initialize_i386nbsd_nat prototype. * i386-nbsd-tdep.c: Remove _initialize_i386nbsd_tdep prototype. * i386-nto-tdep.c: Remove _initialize_i386nto_tdep prototype. * i386-obsd-nat.c: Remove _initialize_i386obsd_nat prototype. * i386-obsd-tdep.c: Remove _initialize_i386obsd_tdep prototype. * i386-sol2-nat.c: Remove _initialize_amd64_sol2_nat prototype. * i386-sol2-tdep.c: Remove _initialize_amd64_sol2_tdep prototype. * i386-tdep.c: Remove _initialize_i386_tdep prototype. * i386-windows-nat.c: Remove _initialize_i386_windows_nat prototype. * ia64-libunwind-tdep.c: Remove _initialize_libunwind_frame prototype. * ia64-linux-nat.c: Remove _initialize_ia64_linux_nat prototype. * ia64-linux-tdep.c: Remove _initialize_ia64_linux_tdep prototype. * ia64-tdep.c: Remove _initialize_ia64_tdep prototype. * ia64-vms-tdep.c: Remove _initialize_ia64_vms_tdep prototype. * infcall.c: Remove _initialize_infcall prototype. * infcmd.c: Remove _initialize_infcmd prototype. * inferior.c: Remove _initialize_inferiors prototype. * inflow.c: Remove _initialize_inflow prototype. * infrun.c: Remove _initialize_infrun prototype. * interps.c: Remove _initialize_interpreter prototype. * iq2000-tdep.c: Remove _initialize_iq2000_tdep prototype. * jit.c: Remove _initialize_jit prototype. * language.c: Remove _initialize_language prototype. * linux-fork.c: Remove _initialize_linux_fork prototype. * linux-nat.c: Remove _initialize_linux_nat prototype. * linux-tdep.c: Remove _initialize_linux_tdep prototype. * linux-thread-db.c: Remove _initialize_thread_db prototype. * lm32-tdep.c: Remove _initialize_lm32_tdep prototype. * m2-lang.c: Remove _initialize_m2_language prototype. * m32c-tdep.c: Remove _initialize_m32c_tdep prototype. * m32r-linux-nat.c: Remove _initialize_m32r_linux_nat prototype. * m32r-linux-tdep.c: Remove _initialize_m32r_linux_tdep prototype. * m32r-tdep.c: Remove _initialize_m32r_tdep prototype. * m68hc11-tdep.c: Remove _initialize_m68hc11_tdep prototype. * m68k-bsd-nat.c: Remove _initialize_m68kbsd_nat prototype. * m68k-bsd-tdep.c: Remove _initialize_m68kbsd_tdep prototype. * m68k-linux-nat.c: Remove _initialize_m68k_linux_tdep prototype. * m68k-linux-tdep.c: Remove _initialize_m68k_linux_tdep prototype. * m68k-tdep.c: Remove _initialize_m68k_tdep prototype. * m88k-bsd-nat.c: Remove _initialize_m68kbsd_nat prototype. * m88k-tdep.c: Remove _initialize_m68kbsd_tdep prototype. * machoread.c: Remove _initialize_machoread prototype. * macrocmd.c: Remove _initialize_macrocmd prototype. * macroscope.c: Remove _initialize_macroscope prototype. * maint.c: Remove _initialize_maint_cmds prototype. * mdebugread.c: Remove _initialize_mdebugread prototype. * memattr.c: Remove _initialize_mem prototype. * mep-tdep.c: Remove _initialize_mep_tdep prototype. * mi/mi-cmd-env.c: Remove _initialize_mi_cmd_env prototype. * mi/mi-cmds.c: Remove _initialize_mi_cmds prototype. * mi/mi-interp.c: Remove _initialize_mi_interp prototype. * mi/mi-main.c: Remove _initialize_mi_main prototype. * microblaze-linux-tdep.c: Remove _initialize_microblaze_linux_tdep prototype. * microblaze-tdep.c: Remove _initialize_microblaze_tdep prototype. * mips-fbsd-nat.c: Remove _initialize_mips_fbsd_nat prototype. * mips-fbsd-tdep.c: Remove _initialize_mips_fbsd_tdep prototype. * mips-linux-nat.c: Remove _initialize_mips_linux_nat prototype. * mips-linux-tdep.c: Remove _initialize_mips_linux_tdep prototype. * mips-nbsd-nat.c: Remove _initialize_mipsnbsd_nat prototype. * mips-nbsd-tdep.c: Remove _initialize_mipsnbsd_tdep prototype. * mips-sde-tdep.c: Remove _initialize_mips_sde_tdep prototype. * mips-tdep.c: Remove _initialize_mips_tdep prototype. * mips64-obsd-nat.c: Remove _initialize_mips64obsd_nat prototype. * mips64-obsd-tdep.c: Remove _initialize_mips64obsd_tdep prototype. * mipsread.c: Remove _initialize_mipsread prototype. * mn10300-linux-tdep.c: Remove _initialize_mn10300_linux_tdep prototype. * mn10300-tdep.c: Remove _initialize_mn10300_tdep prototype. * moxie-tdep.c: Remove _initialize_moxie_tdep prototype. * msp430-tdep.c: Remove _initialize_msp430_tdep prototype. * mt-tdep.c: Remove _initialize_mt_tdep prototype. * nds32-tdep.c: Remove _initialize_nds32_tdep prototype. * nios2-linux-tdep.c: Remove _initialize_nios2_linux_tdep prototype. * nios2-tdep.c: Remove _initialize_nios2_tdep prototype. * nto-procfs.c: Remove _initialize_procfs prototype. * nto-tdep.c: Remove _initialize_nto_tdep prototype. * objc-lang.c: Remove _initialize_objc_language prototype. * objfiles.c: Remove _initialize_objfiles prototype. * observer.c: Remove observer_test_first_notification_function, observer_test_second_notification_function, observer_test_third_notification_function, and _initialize_observer prototypes. * opencl-lang.c: Remove _initialize_opencl_language prototypes. * osabi.c: Remove _initialize_gdb_osabi prototype. * osdata.c: Remove _initialize_osdata prototype. * p-valprint.c: Remove _initialize_pascal_valprint prototype. * parse.c: Remove _initialize_parse prototype. * ppc-fbsd-nat.c: Remove _initialize_ppcfbsd_nat prototype. * ppc-fbsd-tdep.c: Remove _initialize_ppcfbsd_tdep prototype. * ppc-linux-nat.c: Remove _initialize_ppc_linux_nat prototype. * ppc-linux-tdep.c: Remove _initialize_ppc_linux_tdep prototype. * ppc-nbsd-nat.c: Remove _initialize_ppcnbsd_nat prototype. * ppc-nbsd-tdep.c: Remove _initialize_ppcnbsd_tdep prototype. * ppc-obsd-nat.c: Remove _initialize_ppcobsd_nat prototype. * ppc-obsd-tdep.c: Remove _initialize_ppcobsd_tdep prototype. * printcmd.c: Remove _initialize_printcmd prototype. * probe.c: Remove _initialize_probe prototype. * proc-api.c: Remove _initialize_proc_api prototype. * proc-events.c: Remove _initialize_proc_events prototype. * proc-service.c: Remove _initialize_proc_service prototype. * procfs.c: Remove _initialize_procfs prototype. * psymtab.c: Remove _initialize_psymtab prototype. * python/python.c: Remove _initialize_python prototype. * ravenscar-thread.c: Remove _initialize_ravenscar prototype. * record-btrace.c: Remove _initialize_record_btrace prototype. * record-full.c: Remove _initialize_record_full prototype. * record.c: Remove _initialize_record prototype. * regcache.c: Remove _initialize_regcache prototype. * reggroups.c: Remove _initialize_reggroup prototype. * remote-notif.c: Remove _initialize_notif prototype. * remote-sim.c: Remove _initialize_remote_sim prototype. * remote.c: Remove _initialize_remote prototype. * reverse.c: Remove _initialize_reverse prototype. * rl78-tdep.c: Remove _initialize_rl78_tdep prototype. * rs6000-aix-tdep.c: Remove _initialize_rs6000_aix_tdep prototype. * rs6000-lynx178-tdep.c: Remove _initialize_rs6000_lynx178_tdep prototype. * rs6000-nat.c: Remove _initialize_rs6000_nat prototype. * rs6000-tdep.c: Remove _initialize_rs6000_tdep prototype. * rust-exp.y: Remove _initialize_rust_exp prototype. * rx-tdep.c: Remove _initialize_rx_tdep prototype. * s390-linux-nat.c: Remove _initialize_s390_nat prototype. * s390-linux-tdep.c: Remove _initialize_s390_tdep prototype. * score-tdep.c: Remove _initialize_score_tdep prototype. * selftest-arch.c: Remove _initialize_selftests_foreach_arch prototype. * ser-go32.c: Remove _initialize_ser_dos prototype. * ser-mingw.c: Remove _initialize_ser_windows prototype. * ser-pipe.c: Remove _initialize_ser_pipe prototype. * ser-tcp.c: Remove _initialize_ser_tcp prototype. * ser-unix.c: Remove _initialize_ser_hardwire prototype. * serial.c: Remove _initialize_serial prototype. * sh-linux-tdep.c: Remove _initialize_sh_linux_tdep prototype. * sh-nbsd-nat.c: Remove _initialize_shnbsd_nat prototype. * sh-nbsd-tdep.c: Remove _initialize_shnbsd_tdep prototype. * sh-tdep.c: Remove _initialize_sh_tdep prototype. * skip.c: Remove _initialize_step_skip prototype. * sol-thread.c: Remove _initialize_sol_thread prototype. * solib-aix.c: Remove _initialize_solib_aix prototype. * solib-darwin.c: Remove _initialize_darwin_solib prototype. * solib-dsbt.c: Remove _initialize_dsbt_solib prototype. * solib-frv.c: Remove _initialize_frv_solib prototype. * solib-spu.c: Remove _initialize_spu_solib prototype. * solib-svr4.c: Remove _initialize_svr4_solib prototype. * solib-target.c: Remove _initialize_solib_target prototype. * solib.c: Remove _initialize_solib prototype. * source.c: Remove _initialize_source prototype. * sparc-linux-nat.c: Remove _initialize_sparc_linux_nat prototype. * sparc-linux-tdep.c: Remove _initialize_sparc_linux_tdep prototype. * sparc-nat.c: Remove _initialize_sparc_nat prototype. * sparc-nbsd-nat.c: Remove _initialize_sparcnbsd_nat prototype. * sparc-nbsd-tdep.c: Remove _initialize_sparcnbsd_tdep prototype. * sparc-obsd-tdep.c: Remove _initialize_sparc32obsd_tdep prototype. * sparc-sol2-nat.c: Remove _initialize_sparc_sol2_nat prototype. * sparc-sol2-tdep.c: Remove _initialize_sparc_sol2_tdep prototype. * sparc-tdep.c: Remove _initialize_sparc_tdep prototype. * sparc64-fbsd-nat.c: Remove _initialize_sparc64fbsd_nat prototype. * sparc64-fbsd-tdep.c: Remove _initialize_sparc64fbsd_tdep prototype. * sparc64-linux-nat.c: Remove _initialize_sparc64_linux_nat prototype. * sparc64-linux-tdep.c: Remove _initialize_sparc64_linux_tdep prototype. * sparc64-nat.c: Remove _initialize_sparc64_nat prototype. * sparc64-nbsd-nat.c: Remove _initialize_sparc64nbsd_nat prototype. * sparc64-nbsd-tdep.c: Remove _initialize_sparc64nbsd_tdep prototype. * sparc64-obsd-nat.c: Remove _initialize_sparc64obsd_nat prototype. * sparc64-obsd-tdep.c: Remove _initialize_sparc64obsd_tdep prototype. * sparc64-sol2-tdep.c: Remove _initialize_sparc64_sol2_tdep prototype. * spu-linux-nat.c: Remove _initialize_spu_nat prototype. * spu-multiarch.c: Remove _initialize_spu_multiarch prototype. * spu-tdep.c: Remove _initialize_spu_tdep prototype. * stabsread.c: Remove _initialize_stabsread prototype. * stack.c: Remove _initialize_stack prototype. * stap-probe.c: Remove _initialize_stap_probe prototype. * std-regs.c: Remove _initialize_frame_reg prototype. * symfile-debug.c: Remove _initialize_symfile_debug prototype. * symfile-mem.c: Remove _initialize_symfile_mem prototype. * symfile.c: Remove _initialize_symfile prototype. * symmisc.c: Remove _initialize_symmisc prototype. * symtab.c: Remove _initialize_symtab prototype. * target-dcache.c: Remove _initialize_target_dcache prototype. * target-descriptions.c: Remove _initialize_target_descriptions prototype. * thread.c: Remove _initialize_thread prototype. * tic6x-linux-tdep.c: Remove _initialize_tic6x_linux_tdep prototype. * tic6x-tdep.c: Remove _initialize_tic6x_tdep prototype. * tilegx-linux-nat.c: Remove _initialize_tile_linux_nat prototype. * tilegx-linux-tdep.c: Remove _initialize_tilegx_linux_tdep prototype. * tilegx-tdep.c: Remove _initialize_tilegx_tdep prototype. * tracefile-tfile.c: Remove _initialize_tracefile_tfile prototype. * tracefile.c: Remove _initialize_tracefile prototype. * tracepoint.c: Remove _initialize_tracepoint prototype. * tui/tui-hooks.c: Remove _initialize_tui_hooks prototype. * tui/tui-interp.c: Remove _initialize_tui_interp prototype. * tui/tui-layout.c: Remove _initialize_tui_layout prototype. * tui/tui-regs.c: Remove _initialize_tui_regs prototype. * tui/tui-stack.c: Remove _initialize_tui_stack prototype. * tui/tui-win.c: Remove _initialize_tui_win prototype. * tui/tui.c: Remove _initialize_tui prototype. * typeprint.c: Remove _initialize_typeprint prototype. * user-regs.c: Remove _initialize_user_regs prototype. * utils.c: Remove _initialize_utils prototype. * v850-tdep.c: Remove _initialize_v850_tdep prototype. * valarith.c: Remove _initialize_valarith prototype. * valops.c: Remove _initialize_valops prototype. * valprint.c: Remove _initialize_valprint prototype. * value.c: Remove _initialize_values prototype. * varobj.c: Remove _initialize_varobj prototype. * vax-bsd-nat.c: Remove _initialize_vaxbsd_nat prototype. * vax-nbsd-tdep.c: Remove _initialize_vaxnbsd_tdep prototype. * vax-tdep.c: Remove _initialize_vax_tdep prototype. * windows-nat.c: Remove _initialize_windows_nat, _initialize_check_for_gdb_ini, and _initialize_loadable prototypes. * windows-tdep.c: Remove _initialize_windows_tdep prototype. * xcoffread.c: Remove _initialize_xcoffread prototype. * xml-support.c: Remove _initialize_xml_support prototype. * xstormy16-tdep.c: Remove _initialize_xstormy16_tdep prototype. * xtensa-linux-nat.c: Remove _initialize_xtensa_linux_nat prototype. * xtensa-linux-tdep.c: Remove _initialize_xtensa_linux_tdep prototype. * xtensa-tdep.c: Remove _initialize_xtensa_tdep prototype.
1031 lines
29 KiB
C
1031 lines
29 KiB
C
/* Target-dependent code for the Texas Instruments MSP430 for GDB, the
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GNU debugger.
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Copyright (C) 2012-2017 Free Software Foundation, Inc.
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Contributed by Red Hat, 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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#include "defs.h"
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#include "arch-utils.h"
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#include "prologue-value.h"
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#include "target.h"
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#include "regcache.h"
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#include "dis-asm.h"
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#include "gdbtypes.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 "value.h"
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#include "gdbcore.h"
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#include "dwarf2-frame.h"
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#include "reggroups.h"
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#include "elf/msp430.h"
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#include "opcode/msp430-decode.h"
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#include "elf-bfd.h"
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/* Register Numbers. */
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enum
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{
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MSP430_PC_RAW_REGNUM,
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MSP430_SP_RAW_REGNUM,
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MSP430_SR_RAW_REGNUM,
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MSP430_CG_RAW_REGNUM,
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MSP430_R4_RAW_REGNUM,
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MSP430_R5_RAW_REGNUM,
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MSP430_R6_RAW_REGNUM,
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MSP430_R7_RAW_REGNUM,
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MSP430_R8_RAW_REGNUM,
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MSP430_R9_RAW_REGNUM,
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MSP430_R10_RAW_REGNUM,
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MSP430_R11_RAW_REGNUM,
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MSP430_R12_RAW_REGNUM,
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MSP430_R13_RAW_REGNUM,
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MSP430_R14_RAW_REGNUM,
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MSP430_R15_RAW_REGNUM,
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MSP430_NUM_REGS,
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MSP430_PC_REGNUM = MSP430_NUM_REGS,
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MSP430_SP_REGNUM,
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MSP430_SR_REGNUM,
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MSP430_CG_REGNUM,
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MSP430_R4_REGNUM,
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MSP430_R5_REGNUM,
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MSP430_R6_REGNUM,
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MSP430_R7_REGNUM,
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MSP430_R8_REGNUM,
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MSP430_R9_REGNUM,
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MSP430_R10_REGNUM,
|
|
MSP430_R11_REGNUM,
|
|
MSP430_R12_REGNUM,
|
|
MSP430_R13_REGNUM,
|
|
MSP430_R14_REGNUM,
|
|
MSP430_R15_REGNUM,
|
|
|
|
MSP430_NUM_TOTAL_REGS,
|
|
MSP430_NUM_PSEUDO_REGS = MSP430_NUM_TOTAL_REGS - MSP430_NUM_REGS
|
|
};
|
|
|
|
enum
|
|
{
|
|
/* TI MSP430 Architecture. */
|
|
MSP_ISA_MSP430,
|
|
|
|
/* TI MSP430X Architecture. */
|
|
MSP_ISA_MSP430X
|
|
};
|
|
|
|
enum
|
|
{
|
|
/* The small code model limits code addresses to 16 bits. */
|
|
MSP_SMALL_CODE_MODEL,
|
|
|
|
/* The large code model uses 20 bit addresses for function
|
|
pointers. These are stored in memory using four bytes (32 bits). */
|
|
MSP_LARGE_CODE_MODEL
|
|
};
|
|
|
|
/* Architecture specific data. */
|
|
|
|
struct gdbarch_tdep
|
|
{
|
|
/* The ELF header flags specify the multilib used. */
|
|
int elf_flags;
|
|
|
|
/* One of MSP_ISA_MSP430 or MSP_ISA_MSP430X. */
|
|
int isa;
|
|
|
|
/* One of MSP_SMALL_CODE_MODEL or MSP_LARGE_CODE_MODEL. If, at
|
|
some point, we support different data models too, we'll probably
|
|
structure things so that we can combine values using logical
|
|
"or". */
|
|
int code_model;
|
|
};
|
|
|
|
/* This structure holds the results of a prologue analysis. */
|
|
|
|
struct msp430_prologue
|
|
{
|
|
/* The offset from the frame base to the stack pointer --- always
|
|
zero or negative.
|
|
|
|
Calling this a "size" is a bit misleading, but given that the
|
|
stack grows downwards, using offsets for everything keeps one
|
|
from going completely sign-crazy: you never change anything's
|
|
sign for an ADD instruction; always change the second operand's
|
|
sign for a SUB instruction; and everything takes care of
|
|
itself. */
|
|
int frame_size;
|
|
|
|
/* Non-zero if this function has initialized the frame pointer from
|
|
the stack pointer, zero otherwise. */
|
|
int has_frame_ptr;
|
|
|
|
/* If has_frame_ptr is non-zero, this is the offset from the frame
|
|
base to where the frame pointer points. This is always zero or
|
|
negative. */
|
|
int frame_ptr_offset;
|
|
|
|
/* The address of the first instruction at which the frame has been
|
|
set up and the arguments are where the debug info says they are
|
|
--- as best as we can tell. */
|
|
CORE_ADDR prologue_end;
|
|
|
|
/* reg_offset[R] is the offset from the CFA at which register R is
|
|
saved, or 1 if register R has not been saved. (Real values are
|
|
always zero or negative.) */
|
|
int reg_offset[MSP430_NUM_TOTAL_REGS];
|
|
};
|
|
|
|
/* Implement the "register_type" gdbarch method. */
|
|
|
|
static struct type *
|
|
msp430_register_type (struct gdbarch *gdbarch, int reg_nr)
|
|
{
|
|
if (reg_nr < MSP430_NUM_REGS)
|
|
return builtin_type (gdbarch)->builtin_uint32;
|
|
else if (reg_nr == MSP430_PC_REGNUM)
|
|
return builtin_type (gdbarch)->builtin_func_ptr;
|
|
else
|
|
return builtin_type (gdbarch)->builtin_uint16;
|
|
}
|
|
|
|
/* Implement another version of the "register_type" gdbarch method
|
|
for msp430x. */
|
|
|
|
static struct type *
|
|
msp430x_register_type (struct gdbarch *gdbarch, int reg_nr)
|
|
{
|
|
if (reg_nr < MSP430_NUM_REGS)
|
|
return builtin_type (gdbarch)->builtin_uint32;
|
|
else if (reg_nr == MSP430_PC_REGNUM)
|
|
return builtin_type (gdbarch)->builtin_func_ptr;
|
|
else
|
|
return builtin_type (gdbarch)->builtin_uint32;
|
|
}
|
|
|
|
/* Implement the "register_name" gdbarch method. */
|
|
|
|
static const char *
|
|
msp430_register_name (struct gdbarch *gdbarch, int regnr)
|
|
{
|
|
static const char *const reg_names[] = {
|
|
/* Raw registers. */
|
|
"", "", "", "", "", "", "", "",
|
|
"", "", "", "", "", "", "", "",
|
|
/* Pseudo registers. */
|
|
"pc", "sp", "sr", "cg", "r4", "r5", "r6", "r7",
|
|
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
|
|
};
|
|
|
|
return reg_names[regnr];
|
|
}
|
|
|
|
/* Implement the "register_reggroup_p" gdbarch method. */
|
|
|
|
static int
|
|
msp430_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
|
|
struct reggroup *group)
|
|
{
|
|
if (group == all_reggroup)
|
|
return 1;
|
|
|
|
/* All other registers are saved and restored. */
|
|
if (group == save_reggroup || group == restore_reggroup)
|
|
return (MSP430_NUM_REGS <= regnum && regnum < MSP430_NUM_TOTAL_REGS);
|
|
|
|
return group == general_reggroup;
|
|
}
|
|
|
|
/* Implement the "pseudo_register_read" gdbarch method. */
|
|
|
|
static enum register_status
|
|
msp430_pseudo_register_read (struct gdbarch *gdbarch,
|
|
struct regcache *regcache,
|
|
int regnum, gdb_byte *buffer)
|
|
{
|
|
if (MSP430_NUM_REGS <= regnum && regnum < MSP430_NUM_TOTAL_REGS)
|
|
{
|
|
enum register_status status;
|
|
ULONGEST val;
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
int regsize = register_size (gdbarch, regnum);
|
|
int raw_regnum = regnum - MSP430_NUM_REGS;
|
|
|
|
status = regcache_raw_read_unsigned (regcache, raw_regnum, &val);
|
|
if (status == REG_VALID)
|
|
store_unsigned_integer (buffer, regsize, byte_order, val);
|
|
|
|
return status;
|
|
}
|
|
else
|
|
gdb_assert_not_reached ("invalid pseudo register number");
|
|
}
|
|
|
|
/* Implement the "pseudo_register_write" gdbarch method. */
|
|
|
|
static void
|
|
msp430_pseudo_register_write (struct gdbarch *gdbarch,
|
|
struct regcache *regcache,
|
|
int regnum, const gdb_byte *buffer)
|
|
{
|
|
if (MSP430_NUM_REGS <= regnum && regnum < MSP430_NUM_TOTAL_REGS)
|
|
|
|
{
|
|
ULONGEST val;
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
int regsize = register_size (gdbarch, regnum);
|
|
int raw_regnum = regnum - MSP430_NUM_REGS;
|
|
|
|
val = extract_unsigned_integer (buffer, regsize, byte_order);
|
|
regcache_raw_write_unsigned (regcache, raw_regnum, val);
|
|
|
|
}
|
|
else
|
|
gdb_assert_not_reached ("invalid pseudo register number");
|
|
}
|
|
|
|
/* Implement the `register_sim_regno' gdbarch method. */
|
|
|
|
static int
|
|
msp430_register_sim_regno (struct gdbarch *gdbarch, int regnum)
|
|
{
|
|
gdb_assert (regnum < MSP430_NUM_REGS);
|
|
|
|
/* So long as regnum is in [0, RL78_NUM_REGS), it's valid. We
|
|
just want to override the default here which disallows register
|
|
numbers which have no names. */
|
|
return regnum;
|
|
}
|
|
|
|
constexpr gdb_byte msp430_break_insn[] = { 0x43, 0x43 };
|
|
|
|
typedef BP_MANIPULATION (msp430_break_insn) msp430_breakpoint;
|
|
|
|
/* Define a "handle" struct for fetching the next opcode. */
|
|
|
|
struct msp430_get_opcode_byte_handle
|
|
{
|
|
CORE_ADDR pc;
|
|
};
|
|
|
|
/* Fetch a byte on behalf of the opcode decoder. HANDLE contains
|
|
the memory address of the next byte to fetch. If successful,
|
|
the address in the handle is updated and the byte fetched is
|
|
returned as the value of the function. If not successful, -1
|
|
is returned. */
|
|
|
|
static int
|
|
msp430_get_opcode_byte (void *handle)
|
|
{
|
|
struct msp430_get_opcode_byte_handle *opcdata
|
|
= (struct msp430_get_opcode_byte_handle *) handle;
|
|
int status;
|
|
gdb_byte byte;
|
|
|
|
status = target_read_memory (opcdata->pc, &byte, 1);
|
|
if (status == 0)
|
|
{
|
|
opcdata->pc += 1;
|
|
return byte;
|
|
}
|
|
else
|
|
return -1;
|
|
}
|
|
|
|
/* Function for finding saved registers in a 'struct pv_area'; this
|
|
function is passed to pv_area_scan.
|
|
|
|
If VALUE is a saved register, ADDR says it was saved at a constant
|
|
offset from the frame base, and SIZE indicates that the whole
|
|
register was saved, record its offset. */
|
|
|
|
static void
|
|
check_for_saved (void *result_untyped, pv_t addr, CORE_ADDR size, pv_t value)
|
|
{
|
|
struct msp430_prologue *result = (struct msp430_prologue *) result_untyped;
|
|
|
|
if (value.kind == pvk_register
|
|
&& value.k == 0
|
|
&& pv_is_register (addr, MSP430_SP_REGNUM)
|
|
&& size == register_size (target_gdbarch (), value.reg))
|
|
result->reg_offset[value.reg] = addr.k;
|
|
}
|
|
|
|
/* Analyze a prologue starting at START_PC, going no further than
|
|
LIMIT_PC. Fill in RESULT as appropriate. */
|
|
|
|
static void
|
|
msp430_analyze_prologue (struct gdbarch *gdbarch, CORE_ADDR start_pc,
|
|
CORE_ADDR limit_pc, struct msp430_prologue *result)
|
|
{
|
|
CORE_ADDR pc, next_pc;
|
|
int rn;
|
|
pv_t reg[MSP430_NUM_TOTAL_REGS];
|
|
struct pv_area *stack;
|
|
struct cleanup *back_to;
|
|
CORE_ADDR after_last_frame_setup_insn = start_pc;
|
|
int code_model = gdbarch_tdep (gdbarch)->code_model;
|
|
int sz;
|
|
|
|
memset (result, 0, sizeof (*result));
|
|
|
|
for (rn = 0; rn < MSP430_NUM_TOTAL_REGS; rn++)
|
|
{
|
|
reg[rn] = pv_register (rn, 0);
|
|
result->reg_offset[rn] = 1;
|
|
}
|
|
|
|
stack = make_pv_area (MSP430_SP_REGNUM, gdbarch_addr_bit (gdbarch));
|
|
back_to = make_cleanup_free_pv_area (stack);
|
|
|
|
/* The call instruction has saved the return address on the stack. */
|
|
sz = code_model == MSP_LARGE_CODE_MODEL ? 4 : 2;
|
|
reg[MSP430_SP_REGNUM] = pv_add_constant (reg[MSP430_SP_REGNUM], -sz);
|
|
pv_area_store (stack, reg[MSP430_SP_REGNUM], sz, reg[MSP430_PC_REGNUM]);
|
|
|
|
pc = start_pc;
|
|
while (pc < limit_pc)
|
|
{
|
|
int bytes_read;
|
|
struct msp430_get_opcode_byte_handle opcode_handle;
|
|
MSP430_Opcode_Decoded opc;
|
|
|
|
opcode_handle.pc = pc;
|
|
bytes_read = msp430_decode_opcode (pc, &opc, msp430_get_opcode_byte,
|
|
&opcode_handle);
|
|
next_pc = pc + bytes_read;
|
|
|
|
if (opc.id == MSO_push && opc.op[0].type == MSP430_Operand_Register)
|
|
{
|
|
int rsrc = opc.op[0].reg;
|
|
|
|
reg[MSP430_SP_REGNUM] = pv_add_constant (reg[MSP430_SP_REGNUM], -2);
|
|
pv_area_store (stack, reg[MSP430_SP_REGNUM], 2, reg[rsrc]);
|
|
after_last_frame_setup_insn = next_pc;
|
|
}
|
|
else if (opc.id == MSO_push /* PUSHM */
|
|
&& opc.op[0].type == MSP430_Operand_None
|
|
&& opc.op[1].type == MSP430_Operand_Register)
|
|
{
|
|
int rsrc = opc.op[1].reg;
|
|
int count = opc.repeats + 1;
|
|
int size = opc.size == 16 ? 2 : 4;
|
|
|
|
while (count > 0)
|
|
{
|
|
reg[MSP430_SP_REGNUM]
|
|
= pv_add_constant (reg[MSP430_SP_REGNUM], -size);
|
|
pv_area_store (stack, reg[MSP430_SP_REGNUM], size, reg[rsrc]);
|
|
rsrc--;
|
|
count--;
|
|
}
|
|
after_last_frame_setup_insn = next_pc;
|
|
}
|
|
else if (opc.id == MSO_sub
|
|
&& opc.op[0].type == MSP430_Operand_Register
|
|
&& opc.op[0].reg == MSR_SP
|
|
&& opc.op[1].type == MSP430_Operand_Immediate)
|
|
{
|
|
int addend = opc.op[1].addend;
|
|
|
|
reg[MSP430_SP_REGNUM] = pv_add_constant (reg[MSP430_SP_REGNUM],
|
|
-addend);
|
|
after_last_frame_setup_insn = next_pc;
|
|
}
|
|
else if (opc.id == MSO_mov
|
|
&& opc.op[0].type == MSP430_Operand_Immediate
|
|
&& 12 <= opc.op[0].reg && opc.op[0].reg <= 15)
|
|
after_last_frame_setup_insn = next_pc;
|
|
else
|
|
{
|
|
/* Terminate the prologue scan. */
|
|
break;
|
|
}
|
|
|
|
pc = next_pc;
|
|
}
|
|
|
|
/* Is the frame size (offset, really) a known constant? */
|
|
if (pv_is_register (reg[MSP430_SP_REGNUM], MSP430_SP_REGNUM))
|
|
result->frame_size = reg[MSP430_SP_REGNUM].k;
|
|
|
|
/* Record where all the registers were saved. */
|
|
pv_area_scan (stack, check_for_saved, result);
|
|
|
|
result->prologue_end = after_last_frame_setup_insn;
|
|
|
|
do_cleanups (back_to);
|
|
}
|
|
|
|
/* Implement the "skip_prologue" gdbarch method. */
|
|
|
|
static CORE_ADDR
|
|
msp430_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
|
|
{
|
|
const char *name;
|
|
CORE_ADDR func_addr, func_end;
|
|
struct msp430_prologue p;
|
|
|
|
/* Try to find the extent of the function that contains PC. */
|
|
if (!find_pc_partial_function (pc, &name, &func_addr, &func_end))
|
|
return pc;
|
|
|
|
msp430_analyze_prologue (gdbarch, pc, func_end, &p);
|
|
return p.prologue_end;
|
|
}
|
|
|
|
/* Implement the "unwind_pc" gdbarch method. */
|
|
|
|
static CORE_ADDR
|
|
msp430_unwind_pc (struct gdbarch *arch, struct frame_info *next_frame)
|
|
{
|
|
return frame_unwind_register_unsigned (next_frame, MSP430_PC_REGNUM);
|
|
}
|
|
|
|
/* Implement the "unwind_sp" gdbarch method. */
|
|
|
|
static CORE_ADDR
|
|
msp430_unwind_sp (struct gdbarch *arch, struct frame_info *next_frame)
|
|
{
|
|
return frame_unwind_register_unsigned (next_frame, MSP430_SP_REGNUM);
|
|
}
|
|
|
|
/* Given a frame described by THIS_FRAME, decode the prologue of its
|
|
associated function if there is not cache entry as specified by
|
|
THIS_PROLOGUE_CACHE. Save the decoded prologue in the cache and
|
|
return that struct as the value of this function. */
|
|
|
|
static struct msp430_prologue *
|
|
msp430_analyze_frame_prologue (struct frame_info *this_frame,
|
|
void **this_prologue_cache)
|
|
{
|
|
if (!*this_prologue_cache)
|
|
{
|
|
CORE_ADDR func_start, stop_addr;
|
|
|
|
*this_prologue_cache = FRAME_OBSTACK_ZALLOC (struct msp430_prologue);
|
|
|
|
func_start = get_frame_func (this_frame);
|
|
stop_addr = get_frame_pc (this_frame);
|
|
|
|
/* If we couldn't find any function containing the PC, then
|
|
just initialize the prologue cache, but don't do anything. */
|
|
if (!func_start)
|
|
stop_addr = func_start;
|
|
|
|
msp430_analyze_prologue (get_frame_arch (this_frame), func_start,
|
|
stop_addr,
|
|
(struct msp430_prologue *) *this_prologue_cache);
|
|
}
|
|
|
|
return (struct msp430_prologue *) *this_prologue_cache;
|
|
}
|
|
|
|
/* Given a frame and a prologue cache, return this frame's base. */
|
|
|
|
static CORE_ADDR
|
|
msp430_frame_base (struct frame_info *this_frame, void **this_prologue_cache)
|
|
{
|
|
struct msp430_prologue *p
|
|
= msp430_analyze_frame_prologue (this_frame, this_prologue_cache);
|
|
CORE_ADDR sp = get_frame_register_unsigned (this_frame, MSP430_SP_REGNUM);
|
|
|
|
return sp - p->frame_size;
|
|
}
|
|
|
|
/* Implement the "frame_this_id" method for unwinding frames. */
|
|
|
|
static void
|
|
msp430_this_id (struct frame_info *this_frame,
|
|
void **this_prologue_cache, struct frame_id *this_id)
|
|
{
|
|
*this_id = frame_id_build (msp430_frame_base (this_frame,
|
|
this_prologue_cache),
|
|
get_frame_func (this_frame));
|
|
}
|
|
|
|
/* Implement the "frame_prev_register" method for unwinding frames. */
|
|
|
|
static struct value *
|
|
msp430_prev_register (struct frame_info *this_frame,
|
|
void **this_prologue_cache, int regnum)
|
|
{
|
|
struct msp430_prologue *p
|
|
= msp430_analyze_frame_prologue (this_frame, this_prologue_cache);
|
|
CORE_ADDR frame_base = msp430_frame_base (this_frame, this_prologue_cache);
|
|
|
|
if (regnum == MSP430_SP_REGNUM)
|
|
return frame_unwind_got_constant (this_frame, regnum, frame_base);
|
|
|
|
/* If prologue analysis says we saved this register somewhere,
|
|
return a description of the stack slot holding it. */
|
|
else if (p->reg_offset[regnum] != 1)
|
|
{
|
|
struct value *rv = frame_unwind_got_memory (this_frame, regnum,
|
|
frame_base +
|
|
p->reg_offset[regnum]);
|
|
|
|
if (regnum == MSP430_PC_REGNUM)
|
|
{
|
|
ULONGEST pc = value_as_long (rv);
|
|
|
|
return frame_unwind_got_constant (this_frame, regnum, pc);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
/* Otherwise, presume we haven't changed the value of this
|
|
register, and get it from the next frame. */
|
|
else
|
|
return frame_unwind_got_register (this_frame, regnum, regnum);
|
|
}
|
|
|
|
static const struct frame_unwind msp430_unwind = {
|
|
NORMAL_FRAME,
|
|
default_frame_unwind_stop_reason,
|
|
msp430_this_id,
|
|
msp430_prev_register,
|
|
NULL,
|
|
default_frame_sniffer
|
|
};
|
|
|
|
/* Implement the "dwarf2_reg_to_regnum" gdbarch method. */
|
|
|
|
static int
|
|
msp430_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int reg)
|
|
{
|
|
if (reg >= 0 && reg < MSP430_NUM_REGS)
|
|
return reg + MSP430_NUM_REGS;
|
|
return -1;
|
|
}
|
|
|
|
/* Implement the "return_value" gdbarch method. */
|
|
|
|
static enum return_value_convention
|
|
msp430_return_value (struct gdbarch *gdbarch,
|
|
struct value *function,
|
|
struct type *valtype,
|
|
struct regcache *regcache,
|
|
gdb_byte *readbuf, const gdb_byte *writebuf)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
LONGEST valtype_len = TYPE_LENGTH (valtype);
|
|
int code_model = gdbarch_tdep (gdbarch)->code_model;
|
|
|
|
if (TYPE_LENGTH (valtype) > 8
|
|
|| TYPE_CODE (valtype) == TYPE_CODE_STRUCT
|
|
|| TYPE_CODE (valtype) == TYPE_CODE_UNION)
|
|
return RETURN_VALUE_STRUCT_CONVENTION;
|
|
|
|
if (readbuf)
|
|
{
|
|
ULONGEST u;
|
|
int argreg = MSP430_R12_REGNUM;
|
|
int offset = 0;
|
|
|
|
while (valtype_len > 0)
|
|
{
|
|
int size = 2;
|
|
|
|
if (code_model == MSP_LARGE_CODE_MODEL
|
|
&& TYPE_CODE (valtype) == TYPE_CODE_PTR)
|
|
{
|
|
size = 4;
|
|
}
|
|
|
|
regcache_cooked_read_unsigned (regcache, argreg, &u);
|
|
store_unsigned_integer (readbuf + offset, size, byte_order, u);
|
|
valtype_len -= size;
|
|
offset += size;
|
|
argreg++;
|
|
}
|
|
}
|
|
|
|
if (writebuf)
|
|
{
|
|
ULONGEST u;
|
|
int argreg = MSP430_R12_REGNUM;
|
|
int offset = 0;
|
|
|
|
while (valtype_len > 0)
|
|
{
|
|
int size = 2;
|
|
|
|
if (code_model == MSP_LARGE_CODE_MODEL
|
|
&& TYPE_CODE (valtype) == TYPE_CODE_PTR)
|
|
{
|
|
size = 4;
|
|
}
|
|
|
|
u = extract_unsigned_integer (writebuf + offset, size, byte_order);
|
|
regcache_cooked_write_unsigned (regcache, argreg, u);
|
|
valtype_len -= size;
|
|
offset += size;
|
|
argreg++;
|
|
}
|
|
}
|
|
|
|
return RETURN_VALUE_REGISTER_CONVENTION;
|
|
}
|
|
|
|
|
|
/* Implement the "frame_align" gdbarch method. */
|
|
|
|
static CORE_ADDR
|
|
msp430_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp)
|
|
{
|
|
return align_down (sp, 2);
|
|
}
|
|
|
|
|
|
/* Implement the "dummy_id" gdbarch method. */
|
|
|
|
static struct frame_id
|
|
msp430_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
|
|
{
|
|
return
|
|
frame_id_build (get_frame_register_unsigned
|
|
(this_frame, MSP430_SP_REGNUM),
|
|
get_frame_pc (this_frame));
|
|
}
|
|
|
|
|
|
/* Implement the "push_dummy_call" gdbarch method. */
|
|
|
|
static CORE_ADDR
|
|
msp430_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)
|
|
{
|
|
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
|
|
int write_pass;
|
|
int sp_off = 0;
|
|
CORE_ADDR cfa;
|
|
int code_model = gdbarch_tdep (gdbarch)->code_model;
|
|
|
|
struct type *func_type = value_type (function);
|
|
|
|
/* Dereference function pointer types. */
|
|
while (TYPE_CODE (func_type) == TYPE_CODE_PTR)
|
|
func_type = TYPE_TARGET_TYPE (func_type);
|
|
|
|
/* The end result had better be a function or a method. */
|
|
gdb_assert (TYPE_CODE (func_type) == TYPE_CODE_FUNC
|
|
|| TYPE_CODE (func_type) == TYPE_CODE_METHOD);
|
|
|
|
/* We make two passes; the first does the stack allocation,
|
|
the second actually stores the arguments. */
|
|
for (write_pass = 0; write_pass <= 1; write_pass++)
|
|
{
|
|
int i;
|
|
int arg_reg = MSP430_R12_REGNUM;
|
|
int args_on_stack = 0;
|
|
|
|
if (write_pass)
|
|
sp = align_down (sp - sp_off, 4);
|
|
sp_off = 0;
|
|
|
|
if (struct_return)
|
|
{
|
|
if (write_pass)
|
|
regcache_cooked_write_unsigned (regcache, arg_reg, struct_addr);
|
|
arg_reg++;
|
|
}
|
|
|
|
/* Push the arguments. */
|
|
for (i = 0; i < nargs; i++)
|
|
{
|
|
struct value *arg = args[i];
|
|
const gdb_byte *arg_bits = value_contents_all (arg);
|
|
struct type *arg_type = check_typedef (value_type (arg));
|
|
ULONGEST arg_size = TYPE_LENGTH (arg_type);
|
|
int offset;
|
|
int current_arg_on_stack;
|
|
|
|
current_arg_on_stack = 0;
|
|
|
|
if (TYPE_CODE (arg_type) == TYPE_CODE_STRUCT
|
|
|| TYPE_CODE (arg_type) == TYPE_CODE_UNION)
|
|
{
|
|
/* Aggregates of any size are passed by reference. */
|
|
gdb_byte struct_addr[4];
|
|
|
|
store_unsigned_integer (struct_addr, 4, byte_order,
|
|
value_address (arg));
|
|
arg_bits = struct_addr;
|
|
arg_size = (code_model == MSP_LARGE_CODE_MODEL) ? 4 : 2;
|
|
}
|
|
else
|
|
{
|
|
/* Scalars bigger than 8 bytes such as complex doubles are passed
|
|
on the stack. */
|
|
if (arg_size > 8)
|
|
current_arg_on_stack = 1;
|
|
}
|
|
|
|
|
|
for (offset = 0; offset < arg_size; offset += 2)
|
|
{
|
|
/* The condition below prevents 8 byte scalars from being split
|
|
between registers and memory (stack). It also prevents other
|
|
splits once the stack has been written to. */
|
|
if (!current_arg_on_stack
|
|
&& (arg_reg
|
|
+ ((arg_size == 8 || args_on_stack)
|
|
? ((arg_size - offset) / 2 - 1)
|
|
: 0) <= MSP430_R15_REGNUM))
|
|
{
|
|
int size = 2;
|
|
|
|
if (code_model == MSP_LARGE_CODE_MODEL
|
|
&& (TYPE_CODE (arg_type) == TYPE_CODE_PTR
|
|
|| TYPE_IS_REFERENCE (arg_type)
|
|
|| TYPE_CODE (arg_type) == TYPE_CODE_STRUCT
|
|
|| TYPE_CODE (arg_type) == TYPE_CODE_UNION))
|
|
{
|
|
/* When using the large memory model, pointer,
|
|
reference, struct, and union arguments are
|
|
passed using the entire register. (As noted
|
|
earlier, aggregates are always passed by
|
|
reference.) */
|
|
if (offset != 0)
|
|
continue;
|
|
size = 4;
|
|
}
|
|
|
|
if (write_pass)
|
|
regcache_cooked_write_unsigned (regcache, arg_reg,
|
|
extract_unsigned_integer
|
|
(arg_bits + offset, size,
|
|
byte_order));
|
|
|
|
arg_reg++;
|
|
}
|
|
else
|
|
{
|
|
if (write_pass)
|
|
write_memory (sp + sp_off, arg_bits + offset, 2);
|
|
|
|
sp_off += 2;
|
|
args_on_stack = 1;
|
|
current_arg_on_stack = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Keep track of the stack address prior to pushing the return address.
|
|
This is the value that we'll return. */
|
|
cfa = sp;
|
|
|
|
/* Push the return address. */
|
|
{
|
|
int sz = (gdbarch_tdep (gdbarch)->code_model == MSP_SMALL_CODE_MODEL)
|
|
? 2 : 4;
|
|
sp = sp - sz;
|
|
write_memory_unsigned_integer (sp, sz, byte_order, bp_addr);
|
|
}
|
|
|
|
/* Update the stack pointer. */
|
|
regcache_cooked_write_unsigned (regcache, MSP430_SP_REGNUM, sp);
|
|
|
|
return cfa;
|
|
}
|
|
|
|
/* In order to keep code size small, the compiler may create epilogue
|
|
code through which more than one function epilogue is routed. I.e.
|
|
the epilogue and return may just be a branch to some common piece of
|
|
code which is responsible for tearing down the frame and performing
|
|
the return. These epilog (label) names will have the common prefix
|
|
defined here. */
|
|
|
|
static const char msp430_epilog_name_prefix[] = "__mspabi_func_epilog_";
|
|
|
|
/* Implement the "in_return_stub" gdbarch method. */
|
|
|
|
static int
|
|
msp430_in_return_stub (struct gdbarch *gdbarch, CORE_ADDR pc,
|
|
const char *name)
|
|
{
|
|
return (name != NULL
|
|
&& startswith (name, msp430_epilog_name_prefix));
|
|
}
|
|
|
|
/* Implement the "skip_trampoline_code" gdbarch method. */
|
|
static CORE_ADDR
|
|
msp430_skip_trampoline_code (struct frame_info *frame, CORE_ADDR pc)
|
|
{
|
|
struct bound_minimal_symbol bms;
|
|
const char *stub_name;
|
|
struct gdbarch *gdbarch = get_frame_arch (frame);
|
|
|
|
bms = lookup_minimal_symbol_by_pc (pc);
|
|
if (!bms.minsym)
|
|
return pc;
|
|
|
|
stub_name = MSYMBOL_LINKAGE_NAME (bms.minsym);
|
|
|
|
if (gdbarch_tdep (gdbarch)->code_model == MSP_SMALL_CODE_MODEL
|
|
&& msp430_in_return_stub (gdbarch, pc, stub_name))
|
|
{
|
|
CORE_ADDR sp = get_frame_register_unsigned (frame, MSP430_SP_REGNUM);
|
|
|
|
return read_memory_integer
|
|
(sp + 2 * (stub_name[strlen (msp430_epilog_name_prefix)] - '0'),
|
|
2, gdbarch_byte_order (gdbarch));
|
|
}
|
|
|
|
return pc;
|
|
}
|
|
|
|
/* Allocate and initialize a gdbarch object. */
|
|
|
|
static struct gdbarch *
|
|
msp430_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
|
|
{
|
|
struct gdbarch *gdbarch;
|
|
struct gdbarch_tdep *tdep;
|
|
int elf_flags, isa, code_model;
|
|
|
|
/* Extract the elf_flags if available. */
|
|
if (info.abfd != NULL
|
|
&& bfd_get_flavour (info.abfd) == bfd_target_elf_flavour)
|
|
elf_flags = elf_elfheader (info.abfd)->e_flags;
|
|
else
|
|
elf_flags = 0;
|
|
|
|
if (info.abfd != NULL)
|
|
switch (bfd_elf_get_obj_attr_int (info.abfd, OBJ_ATTR_PROC,
|
|
OFBA_MSPABI_Tag_ISA))
|
|
{
|
|
case 1:
|
|
isa = MSP_ISA_MSP430;
|
|
code_model = MSP_SMALL_CODE_MODEL;
|
|
break;
|
|
case 2:
|
|
isa = MSP_ISA_MSP430X;
|
|
switch (bfd_elf_get_obj_attr_int (info.abfd, OBJ_ATTR_PROC,
|
|
OFBA_MSPABI_Tag_Code_Model))
|
|
{
|
|
case 1:
|
|
code_model = MSP_SMALL_CODE_MODEL;
|
|
break;
|
|
case 2:
|
|
code_model = MSP_LARGE_CODE_MODEL;
|
|
break;
|
|
default:
|
|
internal_error (__FILE__, __LINE__,
|
|
_("Unknown msp430x code memory model"));
|
|
break;
|
|
}
|
|
break;
|
|
case 0:
|
|
/* This can happen when loading a previously dumped data structure.
|
|
Use the ISA and code model from the current architecture, provided
|
|
it's compatible. */
|
|
{
|
|
struct gdbarch *ca = get_current_arch ();
|
|
if (ca && gdbarch_bfd_arch_info (ca)->arch == bfd_arch_msp430)
|
|
{
|
|
struct gdbarch_tdep *ca_tdep = gdbarch_tdep (ca);
|
|
|
|
elf_flags = ca_tdep->elf_flags;
|
|
isa = ca_tdep->isa;
|
|
code_model = ca_tdep->code_model;
|
|
break;
|
|
}
|
|
/* Otherwise, fall through... */
|
|
}
|
|
default:
|
|
error (_("Unknown msp430 isa"));
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
isa = MSP_ISA_MSP430;
|
|
code_model = MSP_SMALL_CODE_MODEL;
|
|
}
|
|
|
|
|
|
/* Try to find the architecture in the list of already defined
|
|
architectures. */
|
|
for (arches = gdbarch_list_lookup_by_info (arches, &info);
|
|
arches != NULL;
|
|
arches = gdbarch_list_lookup_by_info (arches->next, &info))
|
|
{
|
|
struct gdbarch_tdep *candidate_tdep = gdbarch_tdep (arches->gdbarch);
|
|
|
|
if (candidate_tdep->elf_flags != elf_flags
|
|
|| candidate_tdep->isa != isa
|
|
|| candidate_tdep->code_model != code_model)
|
|
continue;
|
|
|
|
return arches->gdbarch;
|
|
}
|
|
|
|
/* None found, create a new architecture from the information
|
|
provided. */
|
|
tdep = XCNEW (struct gdbarch_tdep);
|
|
gdbarch = gdbarch_alloc (&info, tdep);
|
|
tdep->elf_flags = elf_flags;
|
|
tdep->isa = isa;
|
|
tdep->code_model = code_model;
|
|
|
|
/* Registers. */
|
|
set_gdbarch_num_regs (gdbarch, MSP430_NUM_REGS);
|
|
set_gdbarch_num_pseudo_regs (gdbarch, MSP430_NUM_PSEUDO_REGS);
|
|
set_gdbarch_register_name (gdbarch, msp430_register_name);
|
|
if (isa == MSP_ISA_MSP430)
|
|
set_gdbarch_register_type (gdbarch, msp430_register_type);
|
|
else
|
|
set_gdbarch_register_type (gdbarch, msp430x_register_type);
|
|
set_gdbarch_pc_regnum (gdbarch, MSP430_PC_REGNUM);
|
|
set_gdbarch_sp_regnum (gdbarch, MSP430_SP_REGNUM);
|
|
set_gdbarch_register_reggroup_p (gdbarch, msp430_register_reggroup_p);
|
|
set_gdbarch_pseudo_register_read (gdbarch, msp430_pseudo_register_read);
|
|
set_gdbarch_pseudo_register_write (gdbarch, msp430_pseudo_register_write);
|
|
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, msp430_dwarf2_reg_to_regnum);
|
|
set_gdbarch_register_sim_regno (gdbarch, msp430_register_sim_regno);
|
|
|
|
/* Data types. */
|
|
set_gdbarch_char_signed (gdbarch, 0);
|
|
set_gdbarch_short_bit (gdbarch, 16);
|
|
set_gdbarch_int_bit (gdbarch, 16);
|
|
set_gdbarch_long_bit (gdbarch, 32);
|
|
set_gdbarch_long_long_bit (gdbarch, 64);
|
|
if (code_model == MSP_SMALL_CODE_MODEL)
|
|
{
|
|
set_gdbarch_ptr_bit (gdbarch, 16);
|
|
set_gdbarch_addr_bit (gdbarch, 16);
|
|
}
|
|
else /* MSP_LARGE_CODE_MODEL */
|
|
{
|
|
set_gdbarch_ptr_bit (gdbarch, 32);
|
|
set_gdbarch_addr_bit (gdbarch, 32);
|
|
}
|
|
set_gdbarch_dwarf2_addr_size (gdbarch, 4);
|
|
set_gdbarch_float_bit (gdbarch, 32);
|
|
set_gdbarch_float_format (gdbarch, floatformats_ieee_single);
|
|
set_gdbarch_double_bit (gdbarch, 64);
|
|
set_gdbarch_long_double_bit (gdbarch, 64);
|
|
set_gdbarch_double_format (gdbarch, floatformats_ieee_double);
|
|
set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);
|
|
|
|
/* Breakpoints. */
|
|
set_gdbarch_breakpoint_kind_from_pc (gdbarch,
|
|
msp430_breakpoint::kind_from_pc);
|
|
set_gdbarch_sw_breakpoint_from_kind (gdbarch,
|
|
msp430_breakpoint::bp_from_kind);
|
|
set_gdbarch_decr_pc_after_break (gdbarch, 1);
|
|
|
|
/* Frames, prologues, etc. */
|
|
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
|
|
set_gdbarch_skip_prologue (gdbarch, msp430_skip_prologue);
|
|
set_gdbarch_unwind_pc (gdbarch, msp430_unwind_pc);
|
|
set_gdbarch_unwind_sp (gdbarch, msp430_unwind_sp);
|
|
set_gdbarch_frame_align (gdbarch, msp430_frame_align);
|
|
dwarf2_append_unwinders (gdbarch);
|
|
frame_unwind_append_unwinder (gdbarch, &msp430_unwind);
|
|
|
|
/* Dummy frames, return values. */
|
|
set_gdbarch_dummy_id (gdbarch, msp430_dummy_id);
|
|
set_gdbarch_push_dummy_call (gdbarch, msp430_push_dummy_call);
|
|
set_gdbarch_return_value (gdbarch, msp430_return_value);
|
|
|
|
/* Trampolines. */
|
|
set_gdbarch_in_solib_return_trampoline (gdbarch, msp430_in_return_stub);
|
|
set_gdbarch_skip_trampoline_code (gdbarch, msp430_skip_trampoline_code);
|
|
|
|
/* Virtual tables. */
|
|
set_gdbarch_vbit_in_delta (gdbarch, 0);
|
|
|
|
return gdbarch;
|
|
}
|
|
|
|
/* Register the initialization routine. */
|
|
|
|
void
|
|
_initialize_msp430_tdep (void)
|
|
{
|
|
register_gdbarch_init (bfd_arch_msp430, msp430_gdbarch_init);
|
|
}
|