Merge GDB 7.5.1

gdb/gdbserver/linux-ppc-low.c

 /* GNU/Linux/PowerPC specific low level interface, for the remote server for
    GDB.
    Copyright (C) 1995-1996, 1998-2002, 2005, 2007-2012 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
@@ skipping 592 matching lines @@
   { PTRACE_GETEVRREGS, PTRACE_SETEVRREGS, 0, 32 * 4 + 8 + 4, EXTENDED_REGS,
     ppc_fill_evrregset, ppc_store_evrregset },
   { 0, 0, 0, 0, GENERAL_REGS, ppc_fill_gregset, NULL },
   { 0, 0, 0, -1, -1, NULL, NULL }
 };
 
 struct linux_target_ops the_low_target = {
   ppc_arch_setup,
   ppc_num_regs,
   ppc_regmap,
+  NULL,
   ppc_cannot_fetch_register,
   ppc_cannot_store_register,
+  NULL, /* fetch_register */
   ppc_get_pc,
   ppc_set_pc,
   (const unsigned char *) &ppc_breakpoint,
   ppc_breakpoint_len,
   NULL,
   0,
   ppc_breakpoint_at,
   NULL,
   NULL,
   NULL,
   NULL,
   ppc_collect_ptrace_register,
   ppc_supply_ptrace_register,
 };