ObjDeclAST.py revision 10308
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 if type.isBuffer and "ordered" not in self: 516657Snate@binkert.org self.error("Buffer object decls require an 'ordered' attribute") 526657Snate@binkert.org 536657Snate@binkert.org if "ordered" in self: 546657Snate@binkert.org value = self["ordered"] 556657Snate@binkert.org 566657Snate@binkert.org if value not in ("true", "false"): 576657Snate@binkert.org self.error("The 'ordered' attribute is '%s' " + \ 586657Snate@binkert.org "must be 'true' or 'false'.", value) 596657Snate@binkert.org 606657Snate@binkert.org if "random" in self: 616657Snate@binkert.org value = self["random"] 626657Snate@binkert.org if value not in ("true", "false"): 636657Snate@binkert.org self.error("The 'random' attribute is '%s' " + \ 646657Snate@binkert.org "must be 'true' or 'false'.", value) 656657Snate@binkert.org 666657Snate@binkert.org # FIXME : should all use accessors here to avoid public member 676657Snate@binkert.org # variables 689271Snilay@cs.wisc.edu if self.ident == "version": 696657Snate@binkert.org c_code = "m_version" 706657Snate@binkert.org elif self.ident == "machineID": 716657Snate@binkert.org c_code = "m_machineID" 7210005Snilay@cs.wisc.edu elif self.ident == "clusterID": 7310005Snilay@cs.wisc.edu c_code = "m_clusterID" 746657Snate@binkert.org else: 756657Snate@binkert.org c_code = "(*m_%s_ptr)" % (self.ident) 766657Snate@binkert.org 7710307Snilay@cs.wisc.edu # check type if this is a initialization 7810307Snilay@cs.wisc.edu init_code = "" 7910307Snilay@cs.wisc.edu if self.rvalue: 8010307Snilay@cs.wisc.edu rvalue_type,init_code = self.rvalue.inline(True) 8110307Snilay@cs.wisc.edu if type != rvalue_type: 8210307Snilay@cs.wisc.edu self.error("Initialization type mismatch '%s' and '%s'" % \ 8310307Snilay@cs.wisc.edu (type, rvalue_type)) 8410307Snilay@cs.wisc.edu 8510307Snilay@cs.wisc.edu machine = self.symtab.state_machine 8610307Snilay@cs.wisc.edu 876657Snate@binkert.org v = Var(self.symtab, self.ident, self.location, type, c_code, 886657Snate@binkert.org self.pairs, machine) 896657Snate@binkert.org 9010307Snilay@cs.wisc.edu # Add data member to the parent type 9110307Snilay@cs.wisc.edu if parent: 9210307Snilay@cs.wisc.edu if not parent.addDataMember(self.ident, type, self.pairs, init_code): 9310307Snilay@cs.wisc.edu self.error("Duplicate data member: %s:%s" % (parent, self.ident)) 9410307Snilay@cs.wisc.edu 9510307Snilay@cs.wisc.edu elif machine: 966657Snate@binkert.org machine.addObject(v) 976657Snate@binkert.org 9810307Snilay@cs.wisc.edu else: 9910307Snilay@cs.wisc.edu self.symtab.newSymbol(v) 100