void obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) { set_gdbarch_gdb_signal_from_target (gdbarch, obsd_gdb_signal_from_target); set_gdbarch_gdb_signal_to_target (gdbarch, obsd_gdb_signal_to_target); /* Unlike Linux, OpenBSD actually follows the ELF standard. */ set_gdbarch_auxv_parse (gdbarch, obsd_auxv_parse); }
static void xtensa_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) { linux_init_abi (info, gdbarch); set_solib_svr4_fetch_link_map_offsets (gdbarch, svr4_ilp32_fetch_link_map_offsets); set_gdbarch_gdb_signal_from_target (gdbarch, xtensa_linux_gdb_signal_from_target); set_gdbarch_gdb_signal_to_target (gdbarch, xtensa_linux_gdb_signal_to_target); /* Enable TLS support. */ set_gdbarch_fetch_tls_load_module_address (gdbarch, svr4_fetch_objfile_link_map); }
static void alpha_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) { struct gdbarch_tdep *tdep; linux_init_abi (info, gdbarch); /* Hook into the DWARF CFI frame unwinder. */ alpha_dwarf2_init_abi (info, gdbarch); /* Hook into the MDEBUG frame unwinder. */ alpha_mdebug_init_abi (info, gdbarch); tdep = gdbarch_tdep (gdbarch); tdep->dynamic_sigtramp_offset = alpha_linux_sigtramp_offset; tdep->sigcontext_addr = alpha_linux_sigcontext_addr; tdep->pc_in_sigtramp = alpha_linux_pc_in_sigtramp; tdep->jb_pc = 2; tdep->jb_elt_size = 8; set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target); set_solib_svr4_fetch_link_map_offsets (gdbarch, svr4_lp64_fetch_link_map_offsets); /* Enable TLS support. */ set_gdbarch_fetch_tls_load_module_address (gdbarch, svr4_fetch_objfile_link_map); set_gdbarch_regset_from_core_section (gdbarch, alpha_linux_regset_from_core_section); set_gdbarch_gdb_signal_from_target (gdbarch, alpha_linux_gdb_signal_from_target); set_gdbarch_gdb_signal_to_target (gdbarch, alpha_linux_gdb_signal_to_target); }
static void mips_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) { struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); enum mips_abi abi = mips_abi (gdbarch); struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info; linux_init_abi (info, gdbarch); /* Get the syscall number from the arch's register. */ set_gdbarch_get_syscall_number (gdbarch, mips_linux_get_syscall_number); switch (abi) { case MIPS_ABI_O32: set_gdbarch_get_longjmp_target (gdbarch, mips_linux_get_longjmp_target); set_solib_svr4_fetch_link_map_offsets (gdbarch, svr4_ilp32_fetch_link_map_offsets); tramp_frame_prepend_unwinder (gdbarch, &mips_linux_o32_sigframe); tramp_frame_prepend_unwinder (gdbarch, &mips_linux_o32_rt_sigframe); set_xml_syscall_file_name ("syscalls/mips-o32-linux.xml"); break; case MIPS_ABI_N32: set_gdbarch_get_longjmp_target (gdbarch, mips_linux_get_longjmp_target); set_solib_svr4_fetch_link_map_offsets (gdbarch, svr4_ilp32_fetch_link_map_offsets); set_gdbarch_long_double_bit (gdbarch, 128); /* These floatformats should probably be renamed. MIPS uses the same 128-bit IEEE floating point format that IA-64 uses, except that the quiet/signalling NaN bit is reversed (GDB does not distinguish between quiet and signalling NaNs). */ set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); tramp_frame_prepend_unwinder (gdbarch, &mips_linux_n32_rt_sigframe); set_xml_syscall_file_name ("syscalls/mips-n32-linux.xml"); break; case MIPS_ABI_N64: set_gdbarch_get_longjmp_target (gdbarch, mips64_linux_get_longjmp_target); set_solib_svr4_fetch_link_map_offsets (gdbarch, svr4_lp64_fetch_link_map_offsets); set_gdbarch_long_double_bit (gdbarch, 128); /* These floatformats should probably be renamed. MIPS uses the same 128-bit IEEE floating point format that IA-64 uses, except that the quiet/signalling NaN bit is reversed (GDB does not distinguish between quiet and signalling NaNs). */ set_gdbarch_long_double_format (gdbarch, floatformats_ia64_quad); tramp_frame_prepend_unwinder (gdbarch, &mips_linux_n64_rt_sigframe); set_xml_syscall_file_name ("syscalls/mips-n64-linux.xml"); break; default: break; } set_gdbarch_skip_solib_resolver (gdbarch, mips_linux_skip_resolver); set_gdbarch_software_single_step (gdbarch, mips_software_single_step); /* Enable TLS support. */ set_gdbarch_fetch_tls_load_module_address (gdbarch, svr4_fetch_objfile_link_map); /* Initialize this lazily, to avoid an initialization order dependency on solib-svr4.c's _initialize routine. */ if (mips_svr4_so_ops.in_dynsym_resolve_code == NULL) { mips_svr4_so_ops = svr4_so_ops; mips_svr4_so_ops.in_dynsym_resolve_code = mips_linux_in_dynsym_resolve_code; } set_solib_ops (gdbarch, &mips_svr4_so_ops); set_gdbarch_write_pc (gdbarch, mips_linux_write_pc); set_gdbarch_core_read_description (gdbarch, mips_linux_core_read_description); set_gdbarch_regset_from_core_section (gdbarch, mips_linux_regset_from_core_section); set_gdbarch_gdb_signal_from_target (gdbarch, mips_gdb_signal_from_target); tdep->syscall_next_pc = mips_linux_syscall_next_pc; if (tdesc_data) { const struct tdesc_feature *feature; /* If we have target-described registers, then we can safely reserve a number for MIPS_RESTART_REGNUM (whether it is described or not). */ gdb_assert (gdbarch_num_regs (gdbarch) <= MIPS_RESTART_REGNUM); set_gdbarch_num_regs (gdbarch, MIPS_RESTART_REGNUM + 1); set_gdbarch_num_pseudo_regs (gdbarch, MIPS_RESTART_REGNUM + 1); /* If it's present, then assign it to the reserved number. */ feature = tdesc_find_feature (info.target_desc, "org.gnu.gdb.mips.linux"); if (feature != NULL) tdesc_numbered_register (feature, tdesc_data, MIPS_RESTART_REGNUM, "restart"); } }