Func.py revision 7007
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): 326657Snate@binkert.org def __init__(self, table, ident, location, return_type, param_types, 336657Snate@binkert.org param_strings, body, pairs, machine): 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 376657Snate@binkert.org self.param_strings = param_strings 386657Snate@binkert.org self.body = body 396657Snate@binkert.org self.isInternalMachineFunc = False 406657Snate@binkert.org 416657Snate@binkert.org if machine is None: 426657Snate@binkert.org self.c_ident = ident 436657Snate@binkert.org elif "external" in self or "primitive" in self: 446657Snate@binkert.org self.c_ident = ident 456657Snate@binkert.org else: 466657Snate@binkert.org self.machineStr = str(machine) 476657Snate@binkert.org # Append with machine name 486657Snate@binkert.org self.c_ident = "%s_%s" % (self.machineStr, ident) 496657Snate@binkert.org self.isInternalMachineFunc = True 506657Snate@binkert.org 516657Snate@binkert.org def __repr__(self): 526657Snate@binkert.org return "" 536657Snate@binkert.org 546657Snate@binkert.org @property 556657Snate@binkert.org def prototype(self): 566657Snate@binkert.org if "external" in self: 576657Snate@binkert.org return "" 586657Snate@binkert.org 596657Snate@binkert.org return_type = self.return_type.c_ident 606657Snate@binkert.org void_type = self.symtab.find("void", Type) 616657Snate@binkert.org if "return_by_ref" in self and self.return_type != void_type: 626657Snate@binkert.org return_type += "&" 636657Snate@binkert.org 646657Snate@binkert.org return "%s %s(%s);" % (return_type, self.c_ident, 656657Snate@binkert.org ", ".join(self.param_strings)) 666657Snate@binkert.org 676657Snate@binkert.org def writeCodeFiles(self, path): 686657Snate@binkert.org '''This write a function of object Chip''' 696657Snate@binkert.org if "external" in self: 706657Snate@binkert.org return 716657Snate@binkert.org 726999Snate@binkert.org code = self.symtab.codeFormatter() 736657Snate@binkert.org 746657Snate@binkert.org # Header 756657Snate@binkert.org code(''' 766657Snate@binkert.org/** Auto generated C++ code started by $__file__:$__line__ */ 776657Snate@binkert.org 786657Snate@binkert.org#include "mem/protocol/Types.hh" 796657Snate@binkert.org''') 806657Snate@binkert.org 816657Snate@binkert.org if self.isInternalMachineFunc: 826657Snate@binkert.org code('#include "mem/protocol/${{self.machineStr}}_Controller.hh"') 836657Snate@binkert.org 846657Snate@binkert.org # Generate function header 856657Snate@binkert.org void_type = self.symtab.find("void", Type) 866657Snate@binkert.org return_type = self.return_type.c_ident 876657Snate@binkert.org if "return_by_ref" in self and self.return_type != void_type: 886657Snate@binkert.org return_type += "&" 896657Snate@binkert.org 906657Snate@binkert.org if self.isInternalMachineFunc: 916657Snate@binkert.org klass = "%s_Controller" % self.machineStr 926657Snate@binkert.org else: 936657Snate@binkert.org klass = "Chip" 946657Snate@binkert.org 956657Snate@binkert.org params = ', '.join(self.param_strings) 966657Snate@binkert.org 976657Snate@binkert.org code(''' 987007Snate@binkert.org$return_type 997007Snate@binkert.org${klass}::${{self.c_ident}}($params) 1006657Snate@binkert.org{ 1016657Snate@binkert.org${{self.body}} 1026657Snate@binkert.org} 1036657Snate@binkert.org''') 1046657Snate@binkert.org code.write(path, "%s.cc" % self.c_ident) 1056657Snate@binkert.org 1066657Snate@binkert.org__all__ = [ "Func" ] 107