Options.py revision 8057:5a8208fa1600
18257SBrad.Beckmann@amd.com# Copyright (c) 2006-2008 The Regents of The University of Michigan 28257SBrad.Beckmann@amd.com# All rights reserved. 38257SBrad.Beckmann@amd.com# 48257SBrad.Beckmann@amd.com# Redistribution and use in source and binary forms, with or without 58257SBrad.Beckmann@amd.com# modification, are permitted provided that the following conditions are 68257SBrad.Beckmann@amd.com# met: redistributions of source code must retain the above copyright 78257SBrad.Beckmann@amd.com# notice, this list of conditions and the following disclaimer; 88257SBrad.Beckmann@amd.com# redistributions in binary form must reproduce the above copyright 98257SBrad.Beckmann@amd.com# notice, this list of conditions and the following disclaimer in the 108257SBrad.Beckmann@amd.com# documentation and/or other materials provided with the distribution; 118257SBrad.Beckmann@amd.com# neither the name of the copyright holders nor the names of its 128257SBrad.Beckmann@amd.com# contributors may be used to endorse or promote products derived from 138257SBrad.Beckmann@amd.com# this software without specific prior written permission. 148257SBrad.Beckmann@amd.com# 158257SBrad.Beckmann@amd.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 168257SBrad.Beckmann@amd.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 178257SBrad.Beckmann@amd.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 188257SBrad.Beckmann@amd.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 198257SBrad.Beckmann@amd.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 208257SBrad.Beckmann@amd.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 218257SBrad.Beckmann@amd.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 228257SBrad.Beckmann@amd.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 238257SBrad.Beckmann@amd.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 248257SBrad.Beckmann@amd.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 258257SBrad.Beckmann@amd.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 268257SBrad.Beckmann@amd.com# 278257SBrad.Beckmann@amd.com# Authors: Lisa Hsu 288257SBrad.Beckmann@amd.com 298257SBrad.Beckmann@amd.com# system options 308257SBrad.Beckmann@amd.comparser.add_option("-d", "--detailed", action="store_true") 319465Snilay@cs.wisc.eduparser.add_option("-t", "--timing", action="store_true") 328257SBrad.Beckmann@amd.comparser.add_option("--inorder", action="store_true") 339465Snilay@cs.wisc.eduparser.add_option("-n", "--num-cpus", type="int", default=1) 348257SBrad.Beckmann@amd.comparser.add_option("--caches", action="store_true") 359338SAndreas.Sandberg@arm.comparser.add_option("--l2cache", action="store_true") 368257SBrad.Beckmann@amd.comparser.add_option("--fastmem", action="store_true") 3711666Stushar@ece.gatech.eduparser.add_option("--clock", action="store", type="string", default='2GHz') 3811666Stushar@ece.gatech.eduparser.add_option("--num-dirs", type="int", default=1) 3911664Stushar@ece.gatech.eduparser.add_option("--num-l2caches", type="int", default=1) 40parser.add_option("--num-l3caches", type="int", default=1) 41parser.add_option("--l1d_size", type="string", default="64kB") 42parser.add_option("--l1i_size", type="string", default="32kB") 43parser.add_option("--l2_size", type="string", default="2MB") 44parser.add_option("--l3_size", type="string", default="16MB") 45parser.add_option("--l1d_assoc", type="int", default=2) 46parser.add_option("--l1i_assoc", type="int", default=2) 47parser.add_option("--l2_assoc", type="int", default=8) 48parser.add_option("--l3_assoc", type="int", default=16) 49parser.add_option("--cacheline_size", type="int", default=64) 50 51# Run duration options 52parser.add_option("-m", "--maxtick", type="int", default=m5.MaxTick, 53 metavar="T", 54 help="Stop after T ticks") 55parser.add_option("--maxtime", type="float") 56parser.add_option("--maxinsts", type="int") 57parser.add_option("--prog_intvl", type="int") 58parser.add_option("--work-item-id", action="store", type="int", 59 help="the specific work id for exit & checkpointing") 60parser.add_option("--work-begin-cpu-id-exit", action="store", type="int", 61 help="exit when work starts on the specified cpu") 62parser.add_option("--work-end-exit-count", action="store", type="int", 63 help="exit at specified work end count") 64parser.add_option("--work-begin-exit-count", action="store", type="int", 65 help="exit at specified work begin count") 66 67 68# Checkpointing options 69###Note that performing checkpointing via python script files will override 70###checkpoint instructions built into binaries. 71parser.add_option("--take-checkpoints", action="store", type="string", 72 help="<M,N> will take checkpoint at cycle M and every N cycles thereafter") 73parser.add_option("--max-checkpoints", action="store", type="int", 74 help="the maximum number of checkpoints to drop", default=5) 75parser.add_option("--checkpoint-dir", action="store", type="string", 76 help="Place all checkpoints in this absolute directory") 77parser.add_option("-r", "--checkpoint-restore", action="store", type="int", 78 help="restore from checkpoint <N>") 79parser.add_option("--checkpoint-at-end", action="store_true", 80 help="take a checkpoint at end of run") 81parser.add_option("--work-begin-checkpoint-count", action="store", type="int", 82 help="checkpoint at specified work begin count") 83parser.add_option("--work-end-checkpoint-count", action="store", type="int", 84 help="checkpoint at specified work end count") 85parser.add_option("--work-cpus-checkpoint-count", action="store", type="int", 86 help="checkpoint and exit when active cpu count is reached") 87 88 89# CPU Switching - default switch model goes from a checkpoint 90# to a timing simple CPU with caches to warm up, then to detailed CPU for 91# data measurement 92parser.add_option("-s", "--standard-switch", action="store_true", 93 help="switch from timing CPU to Detailed CPU") 94parser.add_option("-w", "--warmup", action="store", type="int", 95 help="if -s, then this is the warmup period. else, this is ignored", 96 default=5000000000) 97parser.add_option("--profile", help="CPU profile interval") 98 99# Fastforwarding and simpoint related materials 100parser.add_option("-W", "--warmup-insts", action="store", type="int", 101 default=None, 102 help="Warmup period in total instructions (requires --standard-switch)") 103parser.add_option("-I", "--max-inst", action="store", type="int", default=None, 104 help="Total number of instructions to simulate (default: run forever)") 105parser.add_option("--bench", action="store", type="string", default=None, 106 help="base names for --take-checkpoint and --checkpoint-restore") 107parser.add_option("-F", "--fast-forward", action="store", type="string", 108 default=None, 109 help="Number of instructions to fast forward before switching") 110parser.add_option("-S", "--simpoint", action="store_true", default=False, 111 help="""Use workload simpoints as an instruction offset for 112--checkpoint-restore or --take-checkpoint.""") 113parser.add_option("--at-instruction", action="store_true", default=False, 114 help="""Treate value of --checkpoint-restore or --take-checkpoint as a 115number of instructions.""") 116