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author | Steve Reinhardt <stever@eecs.umich.edu> | 2006-09-04 10:52:26 -0700 |
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committer | Steve Reinhardt <stever@eecs.umich.edu> | 2006-09-04 10:52:26 -0700 |
commit | 1233dbb9981ad27abeb22f9dcba20bd77abab041 (patch) | |
tree | 62ca25bd8bfb140e8f2eb4fd59dedcf032715af8 /src/python/m5/util.py | |
parent | a658d25d420e47362cc5eb3a872b1899cc71c181 (diff) | |
download | gem5-1233dbb9981ad27abeb22f9dcba20bd77abab041.tar.xz |
Split config.py into multiple files.
Some tweaking to deal with mutually recursive imports.
--HG--
rename : src/python/m5/config.py => src/python/m5/SimObject.py
extra : convert_revision : 166f7bfabfd20100e93d26a89382469465859988
Diffstat (limited to 'src/python/m5/util.py')
-rw-r--r-- | src/python/m5/util.py | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/python/m5/util.py b/src/python/m5/util.py new file mode 100644 index 000000000..28b8b1b94 --- /dev/null +++ b/src/python/m5/util.py @@ -0,0 +1,59 @@ +# Copyright (c) 2004-2006 The Regents of The University of Michigan +# 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. +# +# Authors: Steve Reinhardt +# Nathan Binkert + +############################# +# +# Utility classes & methods +# +############################# + +class Singleton(type): + def __call__(cls, *args, **kwargs): + if hasattr(cls, '_instance'): + return cls._instance + + cls._instance = super(Singleton, cls).__call__(*args, **kwargs) + return cls._instance + +# Apply method to object. +# applyMethod(obj, 'meth', <args>) is equivalent to obj.meth(<args>) +def applyMethod(obj, meth, *args, **kwargs): + return getattr(obj, meth)(*args, **kwargs) + +# If the first argument is an (non-sequence) object, apply the named +# method with the given arguments. If the first argument is a +# sequence, apply the method to each element of the sequence (a la +# 'map'). +def applyOrMap(objOrSeq, meth, *args, **kwargs): + if not isinstance(objOrSeq, (list, tuple)): + return applyMethod(objOrSeq, meth, *args, **kwargs) + else: + return [applyMethod(o, meth, *args, **kwargs) for o in objOrSeq] + + |