src/mem/slicc/ast/TypeFieldMethodAST.py

   1 # Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
   2 # Copyright (c) 2009 The Hewlett-Packard Development Company
   3 # All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions are
   7 # met: redistributions of source code must retain the above copyright
   8 # notice, this list of conditions and the following disclaimer;
   9 # redistributions in binary form must reproduce the above copyright
  10 # notice, this list of conditions and the following disclaimer in the
  11 # documentation and/or other materials provided with the distribution;
  12 # neither the name of the copyright holders nor the names of its
  13 # contributors may be used to endorse or promote products derived from
  14 # this software without specific prior written permission.
  15 #
  16 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27
  28 from slicc.ast.TypeFieldAST import TypeFieldAST
  29
  30 class TypeFieldMethodAST(TypeFieldAST):
  31     def __init__(self, slicc, return_type_ast, ident, type_asts, pairs):
  32         super(TypeFieldMethodAST, self).__init__(slicc, pairs)
  33
  34         self.return_type_ast = return_type_ast
  35         self.ident = ident
  36         self.type_asts = type_asts
  37
  38     def __repr__(self):
  39         return ""
  40
  41     def generate(self, type):
  42         # Lookup return type
  43         return_type = self.return_type_ast.type
  44
  45         # Lookup parameter types
  46         types = [ t.type for t in self.type_asts ]
  47
  48         # Add method
  49         if not type.methodAdd(self.ident, return_type, types):
  50             self.error("Duplicate method: %s:%s()" % (type, self.ident))