# 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 self["chip_object"] = "yes" if "hack" in self: warning("'hack=' is now deprecated") if "network" in self and "virtual_network" not 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 == "id": c_code = "m_chip_ptr.getID()" elif 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)