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author | Derek Hower <drh5@cs.wisc.edu> | 2010-01-19 15:48:12 -0600 |
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committer | Derek Hower <drh5@cs.wisc.edu> | 2010-01-19 15:48:12 -0600 |
commit | 279f179babc9e5663156777c533c06edc91bce9a (patch) | |
tree | e6718ee514cc81678491b50562ce8c463c0b20fd /src/mem/slicc/ast/LiteralExprAST.py | |
parent | 5aa104e072eb20f6aca49b169521b0c2da33c844 (diff) | |
parent | 295516a590b6e47c9a881f193027447e500c749c (diff) | |
download | gem5-279f179babc9e5663156777c533c06edc91bce9a.tar.xz |
merge
Diffstat (limited to 'src/mem/slicc/ast/LiteralExprAST.py')
-rw-r--r-- | src/mem/slicc/ast/LiteralExprAST.py | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/mem/slicc/ast/LiteralExprAST.py b/src/mem/slicc/ast/LiteralExprAST.py new file mode 100644 index 000000000..773e8f35c --- /dev/null +++ b/src/mem/slicc/ast/LiteralExprAST.py @@ -0,0 +1,55 @@ +# 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.ExprAST import ExprAST +from slicc.symbols import Type + +class LiteralExprAST(ExprAST): + def __init__(self, slicc, literal, type): + super(LiteralExprAST, self).__init__(slicc) + self.literal = literal + self.type = type + + def __repr__(self): + return "[Literal: %s]" % self.literal + + def generate(self, code): + fix = code.nofix() + if self.type == "string": + code('("${{self.literal}}")') + elif self.type == "bool": + code('(${{str(self.literal).lower()}})') + else: + code('(${{self.literal}})') + code.fix(fix) + + type = self.symtab.find(self.type, Type) + if type is None: + # Can't find the type + self.error("Internal: can't primitive type '%s'" % self.type) + + return type |