Ben Cheng | 6e5a1b6 | 2014-04-08 14:53:42 -0700 | [diff] [blame^] | 1 | # Pretty-printer utilities. |
| 2 | # Copyright (C) 2013-2014 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 BoundPrinter: |
| 20 | """Adds size field to a _rawbound128 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 | # There are two pattern matching used: first one is related to a library |
| 35 | # second is related to the type. Since we are displaying a register all |
| 36 | # libraries are accepted. Type to be processed is the same present |
| 37 | # in the xml file. |
| 38 | |
| 39 | def build_pretty_printer (): |
| 40 | pp = gdb.printing.RegexpCollectionPrettyPrinter (".*") |
| 41 | pp.add_printer ('bound', '^__gdb_builtin_type_bound128', BoundPrinter) |
| 42 | return pp |
| 43 | |
| 44 | gdb.printing.register_pretty_printer (gdb.current_objfile (), |
| 45 | build_pretty_printer ()) |