Func.py revision 11049
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.symbols.Symbol import Symbol 296657Snate@binkert.orgfrom slicc.symbols.Type import Type 306657Snate@binkert.org 316657Snate@binkert.orgclass Func(Symbol): 3210984SBrad.Beckmann@amd.com def __init__(self, table, ident, name, location, return_type, param_types, 3311049Snilay@cs.wisc.edu param_strings, body, pairs): 346657Snate@binkert.org super(Func, self).__init__(table, ident, location, pairs) 356657Snate@binkert.org self.return_type = return_type 366657Snate@binkert.org self.param_types = param_types 3711049Snilay@cs.wisc.edu self.param_strings = param_strings 386657Snate@binkert.org self.body = body 396657Snate@binkert.org self.isInternalMachineFunc = False 408337Snilay@cs.wisc.edu self.c_ident = ident 4110984SBrad.Beckmann@amd.com self.c_name = name 429298Snilay@cs.wisc.edu self.class_name = "" 436657Snate@binkert.org 446657Snate@binkert.org def __repr__(self): 456657Snate@binkert.org return "" 466657Snate@binkert.org 476657Snate@binkert.org @property 486657Snate@binkert.org def prototype(self): 496657Snate@binkert.org if "external" in self: 506657Snate@binkert.org return "" 516657Snate@binkert.org 526657Snate@binkert.org return_type = self.return_type.c_ident 536657Snate@binkert.org void_type = self.symtab.find("void", Type) 546657Snate@binkert.org if "return_by_ref" in self and self.return_type != void_type: 556657Snate@binkert.org return_type += "&" 567839Snilay@cs.wisc.edu elif "return_by_pointer" in self and self.return_type != void_type: 577839Snilay@cs.wisc.edu return_type += "*" 586657Snate@binkert.org 5910984SBrad.Beckmann@amd.com return "%s %s(%s);" % (return_type, self.c_name, 6011049Snilay@cs.wisc.edu ", ".join(self.param_strings)) 616657Snate@binkert.org 629219Spower.jg@gmail.com def writeCodeFiles(self, path, includes): 638478Snilay@cs.wisc.edu return 648478Snilay@cs.wisc.edu 658478Snilay@cs.wisc.edu def generateCode(self): 666657Snate@binkert.org '''This write a function of object Chip''' 676657Snate@binkert.org if "external" in self: 688478Snilay@cs.wisc.edu return "" 696657Snate@binkert.org 706999Snate@binkert.org code = self.symtab.codeFormatter() 716657Snate@binkert.org 726657Snate@binkert.org # Generate function header 7311049Snilay@cs.wisc.edu void_type = self.symtab.find("void", Type) 7411030Snilay@cs.wisc.edu return_type = self.return_type.c_ident 756657Snate@binkert.org if "return_by_ref" in self and self.return_type != void_type: 766657Snate@binkert.org return_type += "&" 777839Snilay@cs.wisc.edu if "return_by_pointer" in self and self.return_type != void_type: 787839Snilay@cs.wisc.edu return_type += "*" 796657Snate@binkert.org 8011049Snilay@cs.wisc.edu params = ', '.join(self.param_strings) 816657Snate@binkert.org 826657Snate@binkert.org code(''' 837007Snate@binkert.org$return_type 8410984SBrad.Beckmann@amd.com${{self.class_name}}::${{self.c_name}}($params) 856657Snate@binkert.org{ 866657Snate@binkert.org${{self.body}} 876657Snate@binkert.org} 886657Snate@binkert.org''') 898478Snilay@cs.wisc.edu return str(code) 906657Snate@binkert.org 916657Snate@binkert.org__all__ = [ "Func" ] 92