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
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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.ast.TypeAST import TypeAST
306657Snate@binkert.orgfrom slicc.symbols import Var
316872SBrad.Beckmann@amd.comfrom slicc.symbols import Type
326657Snate@binkert.org
336657Snate@binkert.orgclass OutPortDeclAST(DeclAST):
346657Snate@binkert.org    def __init__(self, slicc, ident, msg_type, var_expr, pairs):
356657Snate@binkert.org        super(OutPortDeclAST, self).__init__(slicc, pairs)
366657Snate@binkert.org
376657Snate@binkert.org        self.ident = ident
386657Snate@binkert.org        self.msg_type = msg_type
396657Snate@binkert.org        self.var_expr = var_expr
406657Snate@binkert.org        self.queue_type = TypeAST(slicc, "OutPort")
416657Snate@binkert.org
426657Snate@binkert.org    def __repr__(self):
436657Snate@binkert.org        return "[OutPortDecl: %r]" % self.ident
446657Snate@binkert.org
456657Snate@binkert.org    def generate(self):
466999Snate@binkert.org        code = self.slicc.codeFormatter(newlines=False)
476657Snate@binkert.org
486657Snate@binkert.org        queue_type = self.var_expr.generate(code)
496657Snate@binkert.org        if not queue_type.isOutPort:
506657Snate@binkert.org            self.error("The outport queue's type must have the 'outport' " +
516657Snate@binkert.org                       "attribute.  Type '%s' does not have this attribute.",
526657Snate@binkert.org                       (queue_type))
536657Snate@binkert.org
546872SBrad.Beckmann@amd.com        if not self.symtab.find(self.msg_type.ident, Type):
556872SBrad.Beckmann@amd.com            self.error("The message type '%s' does not exist.",
566872SBrad.Beckmann@amd.com                       self.msg_type.ident)
576872SBrad.Beckmann@amd.com
586657Snate@binkert.org        var = Var(self.symtab, self.ident, self.location, self.queue_type.type,
596657Snate@binkert.org                  str(code), self.pairs)
606657Snate@binkert.org        self.symtab.newSymbol(var)
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