LocalVariableAST.py revision 8644
1# 2# Copyright (c) 2011 Mark D. Hill and David A. Wood 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are 7# met: redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer; 9# redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution; 12# neither the name of the copyright holders nor the names of its 13# contributors may be used to endorse or promote products derived from 14# this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27# 28 29from slicc.ast.StatementAST import StatementAST 30from slicc.symbols import Var 31 32class LocalVariableAST(StatementAST): 33 def __init__(self, slicc, type_ast, ident, pointer = False): 34 super(LocalVariableAST, self).__init__(slicc) 35 self.type_ast = type_ast 36 self.ident = ident 37 self.pointer = pointer 38 39 def __repr__(self): 40 return "[LocalVariableAST: %r %r]" % (self.type_ast, self.ident) 41 42 @property 43 def name(self): 44 return self.var_name 45 46 def generate(self, code): 47 type = self.type_ast.type; 48 ident = "%s" % self.ident; 49 50 # Add to symbol table 51 v = Var(self.symtab, self.ident, self.location, type, ident, 52 self.pairs) 53 self.symtab.newSymbol(v) 54 if self.pointer or str(type) == "TBE" or ( 55 "interface" in type and ( 56 type["interface"] == "AbstractCacheEntry" or 57 type["interface"] == "AbstractEntry")): 58 code += "%s* %s" % (type.c_ident, ident) 59 else: 60 code += "%s %s" % (type.c_ident, ident) 61 return type 62