gdb/i386gnu-tdep.c - gdb

Global variables defined

Functions defined

Source code

  1. /* Target-dependent code for the GNU Hurd.
  2.    Copyright (C) 2002-2015 Free Software Foundation, Inc.

  4.    This file is part of GDB.

  6.    This program is free software; you can redistribute it and/or modify
  7.    it under the terms of the GNU General Public License as published by
  8.    the Free Software Foundation; either version 3 of the License, or
  9.    (at your option) any later version.

  11.    This program is distributed in the hope that it will be useful,
  12.    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14.    GNU General Public License for more details.

  16.    You should have received a copy of the GNU General Public License
  17.    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

  19. #include "defs.h"
  20. #include "osabi.h"
  21. #include "solib-svr4.h"

  23. #include "i386-tdep.h"

  25. /* From <sys/ucontext.h>.  */
  26. ‌static int i386gnu_gregset_reg_offset[] =
  27. {
  28.   11 * 4,                /* %eax */
  29.   10 * 4,                /* %ecx */
  30.   9 * 4,                /* %edx */
  31.   8 * 4,                /* %ebx */
  32.   17 * 4,                /* %uesp */
  33.   6 * 4,                /* %ebp */
  34.   5 * 4,                /* %esi */
  35.   4 * 4,                /* %edi */
  36.   14 * 4,                /* %eip */
  37.   16 * 4,                /* %efl */
  38.   15 * 4,                /* %cs */
  39.   18 * 4,                /* %ss */
  40.   3 * 4,                /* %ds */
  41.   2 * 4,                /* %es */
  42.   1 * 4,                /* %fs */
  43.   0 * 4,                /* %gs */
  44. };

  46. static void
  47. ‌i386gnu_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
  48. {
  49.   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  51.   /* GNU uses ELF.  */
  52.   i386_elf_init_abi (info, gdbarch);

  54.   set_solib_svr4_fetch_link_map_offsets
  55.     (gdbarch, svr4_ilp32_fetch_link_map_offsets);

  57.   tdep->gregset_reg_offset = i386gnu_gregset_reg_offset;
  58.   tdep->gregset_num_regs = ARRAY_SIZE (i386gnu_gregset_reg_offset);
  59.   tdep->sizeof_gregset = 19 * 4;

  61.   tdep->jb_pc_offset = 20;        /* From <bits/setjmp.h>.  */
  62. }

  64. /* Provide a prototype to silence -Wmissing-prototypes.  */
  65. extern void _initialize_i386gnu_tdep (void);

  67. void
  68. ‌_initialize_i386gnu_tdep (void)
  69. {
  70.   gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_HURD, i386gnu_init_abi);
  71. }