diff options
Diffstat (limited to 'gdb/i386obsd-tdep.c')
| -rw-r--r-- | gdb/i386obsd-tdep.c | 44 |
1 files changed, 38 insertions, 6 deletions
diff --git a/gdb/i386obsd-tdep.c b/gdb/i386obsd-tdep.c index 26ba4d9..be9e735 100644 --- a/gdb/i386obsd-tdep.c +++ b/gdb/i386obsd-tdep.c @@ -1,6 +1,7 @@ /* Target-dependent code for OpenBSD/i386. - Copyright 1988, 1989, 1991, 1992, 1994, 1996, 2000, 2001, 2002, 2003 + Copyright 1988, 1989, 1991, 1992, 1994, 1996, 2000, 2001, 2002, + 2003, 2004 Free Software Foundation, Inc. This file is part of GDB. @@ -32,6 +33,7 @@ #include "i386-tdep.h" #include "i387-tdep.h" +#include "solib-svr4.h" /* From <machine/reg.h>. */ static int i386obsd_r_reg_offset[] = @@ -130,10 +132,6 @@ i386obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) tdep->gregset_num_regs = ARRAY_SIZE (i386obsd_r_reg_offset); tdep->sizeof_gregset = 16 * 4; - /* OpenBSD has a single register set. */ - set_gdbarch_regset_from_core_section - (gdbarch, i386obsd_aout_regset_from_core_section); - /* OpenBSD uses -freg-struct-return by default. */ tdep->struct_return = reg_struct_return; @@ -146,6 +144,38 @@ i386obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) tdep->sc_reg_offset = i386obsd_sc_reg_offset; tdep->sc_num_regs = ARRAY_SIZE (i386obsd_sc_reg_offset); } + +/* OpenBSD a.out. */ + +static void +i386obsd_aout_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) +{ + i386obsd_init_abi (info, gdbarch); + + /* OpenBSD a.out has a single register set. */ + set_gdbarch_regset_from_core_section + (gdbarch, i386obsd_aout_regset_from_core_section); +} + +/* OpenBSD ELF. */ + +static void +i386obsd_elf_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) +{ + struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); + + /* It's still OpenBSD. */ + i386obsd_init_abi (info, gdbarch); + + /* But ELF-based. */ + i386_elf_init_abi (info, gdbarch); + + /* OpenBSD ELF uses SVR4-style shared libraries. */ + set_gdbarch_in_solib_call_trampoline + (gdbarch, generic_in_solib_call_trampoline); + set_solib_svr4_fetch_link_map_offsets + (gdbarch, svr4_ilp32_fetch_link_map_offsets); +} /* Provide a prototype to silence -Wmissing-prototypes. */ @@ -161,5 +191,7 @@ _initialize_i386obsd_tdep (void) #define GDB_OSABI_OPENBSD_AOUT GDB_OSABI_NETBSD_AOUT gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_OPENBSD_AOUT, - i386obsd_init_abi); + i386obsd_aout_init_abi); + gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_OPENBSD_ELF, + i386obsd_elf_init_abi); } |