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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 slicc.ast.DeclAST import DeclAST
from slicc.symbols import Var
class ObjDeclAST(DeclAST):
def __init__(self, slicc, type_ast, ident, pairs):
super(ObjDeclAST, self).__init__(slicc, pairs)
self.type_ast = type_ast
self.ident = ident
def __repr__(self):
return "[ObjDecl: %r]" % self.ident
def generate(self):
machineComponentSym = False
if "network" in self and not ("virtual_network" in self or
"physical_network" in self) :
self.error("Network queues require a 'virtual_network' attribute")
type = self.type_ast.type
if type.isBuffer and "ordered" not in self:
self.error("Buffer object decls require an 'ordered' attribute")
if "ordered" in self:
value = self["ordered"]
if value not in ("true", "false"):
self.error("The 'ordered' attribute is '%s' " + \
"must be 'true' or 'false'.", value)
if "random" in self:
value = self["random"]
if value not in ("true", "false"):
self.error("The 'random' attribute is '%s' " + \
"must be 'true' or 'false'.", value)
machine = self.symtab.state_machine
# FIXME : should all use accessors here to avoid public member
# variables
if self.ident == "version":
c_code = "m_version"
elif self.ident == "machineID":
c_code = "m_machineID"
elif machine:
c_code = "(*m_%s_%s_ptr)" % (machine.ident, self.ident)
else:
c_code = "(*m_%s_ptr)" % (self.ident)
v = Var(self.symtab, self.ident, self.location, type, c_code,
self.pairs, machine)
if machine:
machine.addObject(v)
self.symtab.newSymbol(v)
# used to cheat-- that is, access components in other machines
if machineComponentSym:
self.symtab.newMachComponentSym(v)
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