gdb/python/lib/gdb/printer/bound_registers.py

   1 # Pretty-printers for bounds registers.
   2 # Copyright (C) 2013-2016 Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 import gdb.printing
  18
  19 class MpxBound128Printer:
  20     """Adds size field to a mpx __gdb_builtin_type_bound128 type."""
  21
  22     def __init__ (self, val):
  23         self.val = val
  24
  25     def to_string (self):
  26         upper = self.val["ubound"]
  27         lower = self.val["lbound"]
  28         size  = (long) ((upper) - (lower))
  29         if size > -1:
  30             size = size + 1
  31         result = '{lbound = %s, ubound = %s} : size %s' % (lower, upper, size)
  32         return result
  33
  34 gdb.printing.add_builtin_pretty_printer ('mpx_bound128',
  35                                          '^__gdb_builtin_type_bound128',
  36                                          MpxBound128Printer)