| /* Target-dependent code for the GNU Hurd. |
| Copyright (C) 2002-2016 Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #include "defs.h" |
| #include "osabi.h" |
| #include "solib-svr4.h" |
| |
| #include "i386-tdep.h" |
| |
| /* From <sys/ucontext.h>. */ |
| static int i386gnu_gregset_reg_offset[] = |
| { |
| 11 * 4, /* %eax */ |
| 10 * 4, /* %ecx */ |
| 9 * 4, /* %edx */ |
| 8 * 4, /* %ebx */ |
| 17 * 4, /* %uesp */ |
| 6 * 4, /* %ebp */ |
| 5 * 4, /* %esi */ |
| 4 * 4, /* %edi */ |
| 14 * 4, /* %eip */ |
| 16 * 4, /* %efl */ |
| 15 * 4, /* %cs */ |
| 18 * 4, /* %ss */ |
| 3 * 4, /* %ds */ |
| 2 * 4, /* %es */ |
| 1 * 4, /* %fs */ |
| 0 * 4, /* %gs */ |
| }; |
| |
| static void |
| i386gnu_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) |
| { |
| struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); |
| |
| /* GNU uses ELF. */ |
| i386_elf_init_abi (info, gdbarch); |
| |
| set_solib_svr4_fetch_link_map_offsets |
| (gdbarch, svr4_ilp32_fetch_link_map_offsets); |
| |
| tdep->gregset_reg_offset = i386gnu_gregset_reg_offset; |
| tdep->gregset_num_regs = ARRAY_SIZE (i386gnu_gregset_reg_offset); |
| tdep->sizeof_gregset = 19 * 4; |
| |
| tdep->jb_pc_offset = 20; /* From <bits/setjmp.h>. */ |
| } |
| |
| /* Provide a prototype to silence -Wmissing-prototypes. */ |
| extern void _initialize_i386gnu_tdep (void); |
| |
| void |
| _initialize_i386gnu_tdep (void) |
| { |
| gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_HURD, i386gnu_init_abi); |
| } |