text: # Copyright (c) 2008 The Hewlett-Packard Development Company
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are
  # met: redistributions of source code must retain the above copyright
  # notice, this list of conditions and the following disclaimer;
  # redistributions in binary form must reproduce the above copyright
  # notice, this list of conditions and the following disclaimer in the
  # documentation and/or other materials provided with the distribution;
  # neither the name of the copyright holders nor the names of its
  # contributors may be used to endorse or promote products derived from
  # this software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  #
  # Authors: Nathan Binkert
  
  from __future__ import print_function
  
  from collections import Mapping
  
  import _m5.debug
  from _m5.debug import SimpleFlag, CompoundFlag
  from _m5.debug import schedBreak, setRemoteGDBPort
  from m5.util import printList
  
  def help():
      print("Base Flags:")
      for name in sorted(flags):
          if name == 'All':
              continue
          flag = flags[name]
          children = [c for c in flag.kids() ]
          if not children:
              print("    %s: %s" % (name, flag.desc()))
      print()
      print("Compound Flags:")
      for name in sorted(flags):
          if name == 'All':
              continue
          flag = flags[name]
          children = [c for c in flag.kids() ]
          if children:
              print("    %s: %s" % (name, flag.desc()))
              printList([ c.name() for c in children ], indent=8)
      print()
  
  class AllFlags(Mapping):
      def __init__(self):
          self._version = -1
          self._dict = {}
  
      def _update(self):
          current_version = _m5.debug.getAllFlagsVersion()
          if self._version == current_version:
              return
  
          self._dict.clear()
          for name, flag in _m5.debug.allFlags().items():
              self._dict[name] = flag
          self._version = current_version
  
      def __contains__(self, item):
          self._update()
          return item in self._dict
  
      def __getitem__(self, item):
          self._update()
          return self._dict[item]
  
      def __iter__(self):
          self._update()
          return iter(self._dict)
  
      def __len__(self):
          self._update()
          return len(self._dict)
  
      def keys(self):
          self._update()
          return self._dict.keys()
  
      def values(self):
          self._update()
          return self._dict.values()
  
      def items(self):
          self._update()
          return self._dict.items()
  
  flags = AllFlags()
  