old_contents: # Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
  # Copyright (c) 2009 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.
  
  from slicc.util import PairContainer, Location
  
  class AST(PairContainer):
      def __init__(self, slicc, pairs=None):
          self.slicc = slicc
          self.location = slicc.currentLocation()
          self.pairs = {}
          if pairs:
              self.pairs.update(getattr(pairs, "pairs", pairs))
  
      @property
      def symtab(self):
          return self.slicc.symtab
  
      @property
      def state_machine(self):
          return self.slicc.symtab.state_machine
  
      def warning(self, message, *args):
          self.location.warning(message, *args)
  
      def error(self, message, *args):
          self.location.error(message, *args)
  
      def embedError(self, message, *args):
          if args:
              message = message % args
          code = self.slicc.codeFormatter()
          code('''
  panic("Runtime Error at ${{self.location}}, Ruby Time: %d, %s.\\n",
      curCycle(), $message);
  ''')
          return code
  
new_contents: # Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
  # Copyright (c) 2009 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.
  
  from slicc.util import PairContainer, Location
  
  class AST(PairContainer):
      def __init__(self, slicc, pairs=None):
          self.slicc = slicc
          self.location = slicc.currentLocation()
          self.pairs = {}
          if pairs:
              self.pairs.update(getattr(pairs, "pairs", pairs))
  
      @property
      def symtab(self):
          return self.slicc.symtab
  
      @property
      def state_machine(self):
          return self.slicc.symtab.state_machine
  
      def warning(self, message, *args):
          self.location.warning(message, *args)
  
      def error(self, message, *args):
          self.location.error(message, *args)
  
      def embedError(self, message, *args):
          if args:
              message = message % args
          code = self.slicc.codeFormatter()
          code('''
  panic("Runtime Error at ${{self.location}}: %s.\\n", $message);
  ''')
          return code
  
subject: remove call to curCycle in panic() The panic() function already prints the current tick value. This call to curCycle() is as such redundant. Since we are trying to move towards multiple clock domains, this call will print misleading time.