1 /* Target-dependent code for Motorola 88000 BSD's.
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 "m88k-tdep.h"
27 #include "symtab.h"
28 #include "symfile.h"
29 #include "objfiles.h"
30 #include "solib-svr4.h"
31 
32 /* OpenBSD ELF.  */
33 
34 static void
m88kbsd_elf_init_abi(struct gdbarch_info info,struct gdbarch * gdbarch)35 m88kbsd_elf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
36 {
37   /* OpenBSD ELF uses SVR4-style shared libraries.  */
38   set_gdbarch_in_solib_call_trampoline (gdbarch, in_plt_section);
39   set_solib_svr4_fetch_link_map_offsets
40     (gdbarch, svr4_ilp32_fetch_link_map_offsets);
41 }
42 
43 
44 static enum gdb_osabi
m88kbsd_aout_osabi_sniffer(bfd * abfd)45 m88kbsd_aout_osabi_sniffer (bfd *abfd)
46 {
47   if (strcmp (bfd_get_target (abfd), "a.out-m88k-openbsd") == 0)
48     return GDB_OSABI_NETBSD_AOUT;
49 
50   return GDB_OSABI_UNKNOWN;
51 }
52 
53 static enum gdb_osabi
m88kbsd_core_osabi_sniffer(bfd * abfd)54 m88kbsd_core_osabi_sniffer (bfd *abfd)
55 {
56   if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
57     return GDB_OSABI_NETBSD_AOUT;
58 
59   return GDB_OSABI_UNKNOWN;
60 }
61 
62 
63 /* Provide a prototype to silence -Wmissing-prototypes.  */
64 void _initialize_m88kbsd_tdep (void);
65 
66 void
_initialize_m88kbsd_tdep(void)67 _initialize_m88kbsd_tdep (void)
68 {
69   gdbarch_register_osabi_sniffer (bfd_arch_m88k, bfd_target_aout_flavour,
70 				  m88kbsd_aout_osabi_sniffer);
71 
72   /* BFD doesn't set a flavour for NetBSD style a.out core files.  */
73   gdbarch_register_osabi_sniffer (bfd_arch_m88k, bfd_target_unknown_flavour,
74 				  m88kbsd_core_osabi_sniffer);
75 
76   gdbarch_register_osabi (bfd_arch_m88k, 0, GDB_OSABI_OPENBSD_ELF,
77 			  m88kbsd_elf_init_abi);
78 }
79