src/mem/slicc/ast/TypeDeclAST.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
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   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
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  20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  26 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27
  28 from slicc.ast.DeclAST import DeclAST
  29 from slicc.symbols.Type import Type
  30
  31 class TypeDeclAST(DeclAST):
  32     def __init__(self, slicc, type_ast, pairs, field_asts):
  33         super(TypeDeclAST, self).__init__(slicc, pairs)
  34
  35         self.type_ast = type_ast
  36         self.field_asts = field_asts
  37
  38     def __repr__(self):
  39         return "[TypeDecl: %r]" % (self.type_ast)
  40
  41     def files(self, hh, cc, parent=None):
  42         if "external" in self:
  43             return
  44
  45         if parent:
  46             ident = "%s_%s" % (parent, self.type_ast.ident)
  47         else:
  48             ident = self.type_ast.ident
  49         hh.add("%s.hh" % ident)
  50         cc.add("%s.cc" % ident)
  51
  52     def generate(self):
  53         ident = str(self.type_ast)
  54
  55         # Make the new type
  56         new_type = Type(self.symtab, ident, self.location, self.pairs,
  57                         self.state_machine)
  58         self.symtab.newSymbol(new_type)
  59
  60         # Add all of the fields of the type to it
  61         for field in self.field_asts:
  62             field.generate(new_type)