| 1 | /* Target-dependent code for NetBSD/vax. |
| 2 | |
| 3 | Copyright 2004 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 20 | Boston, MA 02111-1307, USA. */ |
| 21 | |
| 22 | #include "defs.h" |
| 23 | #include "arch-utils.h" |
| 24 | #include "osabi.h" |
| 25 | |
| 26 | #include "vax-tdep.h" |
| 27 | #include "solib-svr4.h" |
| 28 | |
| 29 | #include "gdb_string.h" |
| 30 | |
| 31 | /* Support for shared libraries. */ |
| 32 | |
| 33 | /* Return non-zero if we are in a shared library trampoline code stub. */ |
| 34 | |
| 35 | int |
| 36 | vaxnbsd_aout_in_solib_call_trampoline (CORE_ADDR pc, char *name) |
| 37 | { |
| 38 | return (name && !strcmp (name, "_DYNAMIC")); |
| 39 | } |
| 40 | \f |
| 41 | |
| 42 | /* NetBSD a.out. */ |
| 43 | |
| 44 | static void |
| 45 | vaxnbsd_aout_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) |
| 46 | { |
| 47 | /* Assume SunOS-style shared libraries. */ |
| 48 | set_gdbarch_in_solib_call_trampoline |
| 49 | (gdbarch, vaxnbsd_aout_in_solib_call_trampoline); |
| 50 | } |
| 51 | |
| 52 | /* NetBSD ELF. */ |
| 53 | |
| 54 | static void |
| 55 | vaxnbsd_elf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) |
| 56 | { |
| 57 | /* NetBSD ELF uses SVR4-style shared libraries. */ |
| 58 | set_gdbarch_in_solib_call_trampoline |
| 59 | (gdbarch, generic_in_solib_call_trampoline); |
| 60 | set_solib_svr4_fetch_link_map_offsets |
| 61 | (gdbarch, svr4_ilp32_fetch_link_map_offsets); |
| 62 | } |
| 63 | \f |
| 64 | |
| 65 | /* Provide a prototype to silence -Wmissing-prototypes. */ |
| 66 | void _initialize_vaxnbsd_tdep (void); |
| 67 | |
| 68 | void |
| 69 | _initialize_vaxnbsd_tdep (void) |
| 70 | { |
| 71 | gdbarch_register_osabi (bfd_arch_vax, 0, GDB_OSABI_NETBSD_AOUT, |
| 72 | vaxnbsd_aout_init_abi); |
| 73 | gdbarch_register_osabi (bfd_arch_vax, 0, GDB_OSABI_NETBSD_ELF, |
| 74 | vaxnbsd_elf_init_abi); |
| 75 | } |