gdb/aarch64-newlib-tdep.c

   1 /* Target-dependent code for Newlib AArch64.
   2
   3    Copyright (C) 2011-2017 Free Software Foundation, Inc.
   4    Contributed by ARM Ltd.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #include "defs.h"
  22
  23 #include "gdbarch.h"
  24 #include "aarch64-tdep.h"
  25 #include "osabi.h"
  26
  27 /* Implement the 'init_osabi' method of struct gdb_osabi_handler.  */
  28
  29 static void
  30 aarch64_newlib_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
  31 {
  32   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  33
  34   /* Jump buffer - support for longjmp.
  35      Offset of original PC in jump buffer (in registers).  */
  36   tdep->jb_pc = 11;
  37 }
  38
  39 /* Provide a prototype to silence -Wmissing-prototypes.  */
  40 extern initialize_file_ftype _initialize_aarch64_newlib_tdep;
  41
  42 void
  43 _initialize_aarch64_newlib_tdep (void)
  44 {
  45   gdbarch_register_osabi (bfd_arch_aarch64, 0, GDB_OSABI_NEWLIB,
  46                           aarch64_newlib_init_abi);
  47 }