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# 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 m5.util import code_formatter
from slicc.ast.DeclAST import DeclAST
from slicc.ast.TypeAST import TypeAST
from slicc.symbols import Var
class OutPortDeclAST(DeclAST):
def __init__(self, slicc, ident, msg_type, var_expr, pairs):
super(OutPortDeclAST, self).__init__(slicc, pairs)
self.ident = ident
self.msg_type = msg_type
self.var_expr = var_expr
self.queue_type = TypeAST(slicc, "OutPort")
def __repr__(self):
return "[OutPortDecl: %r]" % self.ident
def generate(self):
code = code_formatter(newlines=False)
queue_type = self.var_expr.generate(code)
if not queue_type.isOutPort:
self.error("The outport queue's type must have the 'outport' " +
"attribute. Type '%s' does not have this attribute.",
(queue_type))
var = Var(self.symtab, self.ident, self.location, self.queue_type.type,
str(code), self.pairs)
self.symtab.newSymbol(var)
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