Options.py revision 4968 
1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
9# notice, this list of conditions and the following disclaimer in the
10# documentation and/or other materials provided with the distribution;
11# neither the name of the copyright holders nor the names of its
12# contributors may be used to endorse or promote products derived from
13# this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26#
27# Authors: Lisa Hsu
28
29# system options
30parser.add_option("-d", "--detailed", action="store_true")
31parser.add_option("-t", "--timing", action="store_true")
32parser.add_option("-n", "--num_cpus", type="int", default=1)
33parser.add_option("--caches", action="store_true")
34parser.add_option("--l2cache", action="store_true")
35parser.add_option("--fastmem", action="store_true")
36
37# Run duration options
38parser.add_option("-m", "--maxtick", type="int")
39parser.add_option("--maxtime", type="float")
40
41# Checkpointing options
42###Note that performing checkpointing via python script files will override
43###checkpoint instructions built into binaries.
44parser.add_option("--take_checkpoints", action="store", type="string",
45                  help="<M,N> will take checkpoint at cycle M and every N cycles \
46                  thereafter")
47parser.add_option("--max_checkpoints", action="store", type="int",
48                  help="the maximum number of checkpoints to drop",
49                  default=5)
50parser.add_option("--checkpoint_dir", action="store", type="string",
51                  help="Place all checkpoints in this absolute directory")
52parser.add_option("-r", "--checkpoint_restore", action="store", type="int",
53                  help="restore from checkpoint <N>")
54
55# CPU Switching - default switch model goes from a checkpoint
56# to a timing simple CPU with caches to warm up, then to detailed CPU for
57# data measurement
58parser.add_option("-s", "--standard_switch", action="store_true",
59                  help="switch from timing CPU to Detailed CPU")
60parser.add_option("-w", "--warmup", action="store", type="int",
61                  help="if -s, then this is the warmup period.  else, this is ignored",
62                  default=5000000000)
63