gdbserver/linux-x86-tdesc.cc

   1 /* GNU/Linux/x86-64 specific target description, for the remote server
   2    for GDB.
   3    Copyright (C) 2017-2024 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "arch/x86-linux-tdesc.h"
  21 #include "tdesc.h"
  22 #include "x86-tdesc.h"
  23
  24 /* See arch/x86-linux-tdesc.h.  */
  25
  26 void
  27 x86_linux_post_init_tdesc (target_desc *tdesc, bool is_64bit)
  28 {
  29   enum gdb_osabi osabi = GDB_OSABI_LINUX;
  30
  31 #ifndef IN_PROCESS_AGENT
  32   /* x86 target descriptions are created with the osabi already set.
  33      However, init_target_desc requires us to override the already set
  34      value.  That's fine, out new string should match the old one.  */
  35   gdb_assert (tdesc_osabi_name (tdesc) != nullptr);
  36   gdb_assert (strcmp (tdesc_osabi_name (tdesc),
  37                       gdbarch_osabi_name (osabi)) == 0);
  38 #endif /* ! IN_PROCESS_AGENT */
  39
  40 #ifdef __x86_64__
  41   if (is_64bit)
  42     init_target_desc (tdesc, amd64_expedite_regs, osabi);
  43   else
  44 #endif
  45     init_target_desc (tdesc, i386_expedite_regs, osabi);
  46 }