gdbsupport/common-regcache.cc

   1 /* Cache and manage the values of registers for GDB, the GNU debugger.
   2
   3    Copyright (C) 2015-2024 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 "common-regcache.h"
  21
  22 /* Return the register's value or throw if it's not available.  */
  23
  24 ULONGEST
  25 regcache_raw_get_unsigned (reg_buffer_common *regcache, int regnum)
  26 {
  27   ULONGEST value;
  28   enum register_status status;
  29
  30   status = regcache_raw_read_unsigned (regcache, regnum, &value);
  31   if (status == REG_UNAVAILABLE)
  32     throw_error (NOT_AVAILABLE_ERROR,
  33                  _("Register %d is not available"), regnum);
  34   return value;
  35 }