Options.py revision 5869:acbe11bbfe68
17008Snate@binkert.org# Copyright (c) 2006-2008 The Regents of The University of Michigan 27008Snate@binkert.org# All rights reserved. 37008Snate@binkert.org# 47008Snate@binkert.org# Redistribution and use in source and binary forms, with or without 57008Snate@binkert.org# modification, are permitted provided that the following conditions are 67008Snate@binkert.org# met: redistributions of source code must retain the above copyright 77008Snate@binkert.org# notice, this list of conditions and the following disclaimer; 87008Snate@binkert.org# redistributions in binary form must reproduce the above copyright 97008Snate@binkert.org# notice, this list of conditions and the following disclaimer in the 107008Snate@binkert.org# documentation and/or other materials provided with the distribution; 117008Snate@binkert.org# neither the name of the copyright holders nor the names of its 127008Snate@binkert.org# contributors may be used to endorse or promote products derived from 137008Snate@binkert.org# this software without specific prior written permission. 147008Snate@binkert.org# 157008Snate@binkert.org# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 167008Snate@binkert.org# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 177008Snate@binkert.org# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 187008Snate@binkert.org# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 197008Snate@binkert.org# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 207008Snate@binkert.org# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 217008Snate@binkert.org# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 227008Snate@binkert.org# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 237008Snate@binkert.org# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 247008Snate@binkert.org# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 257008Snate@binkert.org# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 267008Snate@binkert.org# 277008Snate@binkert.org# Authors: Lisa Hsu 286285Snate@binkert.org 297039Snate@binkert.org# system options 307039Snate@binkert.orgparser.add_option("-d", "--detailed", action="store_true") 316285Snate@binkert.orgparser.add_option("-t", "--timing", action="store_true") 327055Snate@binkert.orgparser.add_option("--inorder", action="store_true") 337055Snate@binkert.orgparser.add_option("-n", "--num-cpus", type="int", default=1) 346876Ssteve.reinhardt@amd.comparser.add_option("--caches", action="store_true") 358341Snilay@cs.wisc.eduparser.add_option("--l2cache", action="store_true") 366506Spdudnik@gmail.comparser.add_option("--fastmem", action="store_true") 377055Snate@binkert.org 388436SBrad.Beckmann@amd.com# Run duration options 399497Snilay@cs.wisc.eduparser.add_option("-m", "--maxtick", type="int") 406881SBrad.Beckmann@amd.comparser.add_option("--maxtime", type="float") 418683Snilay@cs.wisc.edu 429364Snilay@cs.wisc.edu# Checkpointing options 439364Snilay@cs.wisc.edu###Note that performing checkpointing via python script files will override 447055Snate@binkert.org###checkpoint instructions built into binaries. 459465Snilay@cs.wisc.eduparser.add_option("--take-checkpoints", action="store", type="string", 466285Snate@binkert.org help="<M,N> will take checkpoint at cycle M and every N cycles thereafter") 476285Snate@binkert.orgparser.add_option("--max-checkpoints", action="store", type="int", 486285Snate@binkert.org help="the maximum number of checkpoints to drop", default=5) 496285Snate@binkert.orgparser.add_option("--checkpoint-dir", action="store", type="string", 509465Snilay@cs.wisc.edu help="Place all checkpoints in this absolute directory") 517039Snate@binkert.orgparser.add_option("-r", "--checkpoint-restore", action="store", type="int", 527039Snate@binkert.org help="restore from checkpoint <N>") 536876Ssteve.reinhardt@amd.com 548436SBrad.Beckmann@amd.com# CPU Switching - default switch model goes from a checkpoint 559496Snilay@cs.wisc.edu# to a timing simple CPU with caches to warm up, then to detailed CPU for 568257SBrad.Beckmann@amd.com# data measurement 577039Snate@binkert.orgparser.add_option("-s", "--standard-switch", action="store_true", 587039Snate@binkert.org help="switch from timing CPU to Detailed CPU") 597055Snate@binkert.orgparser.add_option("-w", "--warmup", action="store", type="int", 607055Snate@binkert.org help="if -s, then this is the warmup period. else, this is ignored", 617055Snate@binkert.org default=5000000000) 627039Snate@binkert.org 637039Snate@binkert.org# Fastforwarding and simpoint related materials 647039Snate@binkert.orgparser.add_option("-W", "--warmup-insts", action="store", type="int", 658531Snilay@cs.wisc.edu default=None, 668531Snilay@cs.wisc.edu help="Warmup period in total instructions (requires --standard-switch)") 676285Snate@binkert.orgparser.add_option("-I", "--max-inst", action="store", type="int", default=None, 687055Snate@binkert.org help="Total number of instructions to simulate (default: run forever)") 697055Snate@binkert.orgparser.add_option("--bench", action="store", type="string", default=None, 707039Snate@binkert.org help="base names for --take-checkpoint and --checkpoint-restore") 717055Snate@binkert.orgparser.add_option("-F", "--fast-forward", action="store", type="string", 727039Snate@binkert.org default=None, 738683Snilay@cs.wisc.edu help="Number of instructions to fast forward before switching") 748683Snilay@cs.wisc.eduparser.add_option("-S", "--simpoint", action="store_true", default=False, 759302Snilay@cs.wisc.edu help="""Use workload simpoints as an instruction offset for 769302Snilay@cs.wisc.edu--checkpoint-restore or --take-checkpoint.""") 779302Snilay@cs.wisc.eduparser.add_option("--at-instruction", action="store_true", default=False, 789302Snilay@cs.wisc.edu help="""Treate value of --checkpoint-restore or --take-checkpoint as a 799302Snilay@cs.wisc.edunumber of instructions.""") 809302Snilay@cs.wisc.edu