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 Var
306657Snate@binkert.org
316657Snate@binkert.orgclass ObjDeclAST(DeclAST):
3210308Snilay@cs.wisc.edu    def __init__(self, slicc, type_ast, ident, pairs, rvalue, pointer):
336657Snate@binkert.org        super(ObjDeclAST, self).__init__(slicc, pairs)
346657Snate@binkert.org
356657Snate@binkert.org        self.type_ast = type_ast
366657Snate@binkert.org        self.ident = ident
3710307Snilay@cs.wisc.edu        self.rvalue = rvalue
3810308Snilay@cs.wisc.edu        self.pointer = pointer
396657Snate@binkert.org
406657Snate@binkert.org    def __repr__(self):
416657Snate@binkert.org        return "[ObjDecl: %r]" % self.ident
426657Snate@binkert.org
4310307Snilay@cs.wisc.edu    def generate(self, parent = None):
449595Snilay@cs.wisc.edu        if "network" in self and not ("virtual_network" in self or
459595Snilay@cs.wisc.edu                                      "physical_network" in self) :
466657Snate@binkert.org            self.error("Network queues require a 'virtual_network' attribute")
476657Snate@binkert.org
486657Snate@binkert.org        type = self.type_ast.type
4910307Snilay@cs.wisc.edu
506657Snate@binkert.org        # FIXME : should all use accessors here to avoid public member
516657Snate@binkert.org        # variables
529271Snilay@cs.wisc.edu        if self.ident == "version":
536657Snate@binkert.org            c_code = "m_version"
546657Snate@binkert.org        elif self.ident == "machineID":
556657Snate@binkert.org            c_code = "m_machineID"
5610005Snilay@cs.wisc.edu        elif self.ident == "clusterID":
5710005Snilay@cs.wisc.edu            c_code = "m_clusterID"
5811111Snilay@cs.wisc.edu        elif self.ident == "recycle_latency":
5911111Snilay@cs.wisc.edu            c_code = "m_recycle_latency"
606657Snate@binkert.org        else:
616657Snate@binkert.org            c_code = "(*m_%s_ptr)" % (self.ident)
626657Snate@binkert.org
6310307Snilay@cs.wisc.edu        # check type if this is a initialization
6410307Snilay@cs.wisc.edu        init_code = ""
6510307Snilay@cs.wisc.edu        if self.rvalue:
6610307Snilay@cs.wisc.edu            rvalue_type,init_code = self.rvalue.inline(True)
6710307Snilay@cs.wisc.edu            if type != rvalue_type:
6810307Snilay@cs.wisc.edu                self.error("Initialization type mismatch '%s' and '%s'" % \
6910307Snilay@cs.wisc.edu                           (type, rvalue_type))
7010307Snilay@cs.wisc.edu
7110307Snilay@cs.wisc.edu        machine = self.symtab.state_machine
7210307Snilay@cs.wisc.edu
736657Snate@binkert.org        v = Var(self.symtab, self.ident, self.location, type, c_code,
746657Snate@binkert.org                self.pairs, machine)
756657Snate@binkert.org
7610307Snilay@cs.wisc.edu        # Add data member to the parent type
7710307Snilay@cs.wisc.edu        if parent:
7810307Snilay@cs.wisc.edu            if not parent.addDataMember(self.ident, type, self.pairs, init_code):
7910307Snilay@cs.wisc.edu                self.error("Duplicate data member: %s:%s" % (parent, self.ident))
8010307Snilay@cs.wisc.edu
8110307Snilay@cs.wisc.edu        elif machine:
826657Snate@binkert.org            machine.addObject(v)
836657Snate@binkert.org
8410307Snilay@cs.wisc.edu        else:
8510307Snilay@cs.wisc.edu            self.symtab.newSymbol(v)
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