16657Snate@binkert.org# Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
26657Snate@binkert.org# Copyright (c) 2009 The Hewlett-Packard Development Company
36657Snate@binkert.org# All rights reserved.
46657Snate@binkert.org#
56657Snate@binkert.org# Redistribution and use in source and binary forms, with or without
66657Snate@binkert.org# modification, are permitted provided that the following conditions are
76657Snate@binkert.org# met: redistributions of source code must retain the above copyright
86657Snate@binkert.org# notice, this list of conditions and the following disclaimer;
96657Snate@binkert.org# redistributions in binary form must reproduce the above copyright
106657Snate@binkert.org# notice, this list of conditions and the following disclaimer in the
116657Snate@binkert.org# documentation and/or other materials provided with the distribution;
126657Snate@binkert.org# neither the name of the copyright holders nor the names of its
136657Snate@binkert.org# contributors may be used to endorse or promote products derived from
146657Snate@binkert.org# this software without specific prior written permission.
156657Snate@binkert.org#
166657Snate@binkert.org# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
176657Snate@binkert.org# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
186657Snate@binkert.org# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
196657Snate@binkert.org# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
206657Snate@binkert.org# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
216657Snate@binkert.org# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
226657Snate@binkert.org# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
236657Snate@binkert.org# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
246657Snate@binkert.org# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
256657Snate@binkert.org# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
266657Snate@binkert.org# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
276657Snate@binkert.org
286657Snate@binkert.orgfrom slicc.ast.DeclAST import DeclAST
296657Snate@binkert.orgfrom slicc.symbols import Func, Type
306657Snate@binkert.org
316657Snate@binkert.orgclass EnumDeclAST(DeclAST):
326657Snate@binkert.org    def __init__(self, slicc, type_ast, pairs, fields):
336657Snate@binkert.org        super(EnumDeclAST, self).__init__(slicc, pairs)
346657Snate@binkert.org
356657Snate@binkert.org        self.type_ast = type_ast
366657Snate@binkert.org        self.fields = fields
376657Snate@binkert.org
386657Snate@binkert.org    def __repr__(self):
396657Snate@binkert.org        return "[EnumDecl: %s]" % (self.type_ast)
406657Snate@binkert.org
416714Ssteve.reinhardt@amd.com    def files(self, parent=None):
426657Snate@binkert.org        if "external" in self:
436714Ssteve.reinhardt@amd.com            return set()
446657Snate@binkert.org
456657Snate@binkert.org        if parent:
466657Snate@binkert.org            ident = "%s_%s" % (parent, self.type_ast.ident)
476657Snate@binkert.org        else:
486657Snate@binkert.org            ident = self.type_ast.ident
496714Ssteve.reinhardt@amd.com        s = set(("%s.hh" % ident, "%s.cc" % ident))
506714Ssteve.reinhardt@amd.com        return s
516657Snate@binkert.org
526657Snate@binkert.org    def generate(self):
536657Snate@binkert.org        ident = str(self.type_ast)
546657Snate@binkert.org
556657Snate@binkert.org        # Make the new type
566657Snate@binkert.org        t = Type(self.symtab, ident, self.location, self.pairs,
576657Snate@binkert.org                 self.state_machine)
586657Snate@binkert.org        self.symtab.newSymbol(t)
596657Snate@binkert.org
606657Snate@binkert.org        # Add all of the fields of the type to it
616657Snate@binkert.org        for field in self.fields:
626657Snate@binkert.org            field.generate(t)
636657Snate@binkert.org
646657Snate@binkert.org        # Add the implicit State_to_string method - FIXME, this is a bit dirty
656657Snate@binkert.org        func_id = "%s_to_string" % t.c_ident
666657Snate@binkert.org
676657Snate@binkert.org        pairs = { "external" : "yes" }
6810984SBrad.Beckmann@amd.com        func = Func(self.symtab, func_id + "_" + t.c_ident,
6910984SBrad.Beckmann@amd.com                    func_id, self.location,
7011049Snilay@cs.wisc.edu                    self.symtab.find("std::string", Type), [ t ], [], "",
719298Snilay@cs.wisc.edu                    pairs)
726657Snate@binkert.org        self.symtab.newSymbol(func)
73