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# Copyright (c) 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
# Simple test script
#
# "m5 test.py"
import m5
from m5.objects import *
import os, optparse, sys
m5.AddToPath('../common')
import Simulation
from Caches import *
# Get paths we might need. It's expected this file is in m5/configs/example.
config_path = os.path.dirname(os.path.abspath(__file__))
config_root = os.path.dirname(config_path)
m5_root = os.path.dirname(config_root)
print m5_root
print config_path
print config_root
parser = optparse.OptionParser()
# Benchmark options
parser.add_option("-c", "--cmd",
default=os.path.join(m5_root, "tests/test-progs/hello/bin/alpha/linux/hello"),
help="The binary to run in syscall emulation mode.")
parser.add_option("-o", "--options", default="",
help="The options to pass to the binary, use \" \" around the entire\
string.")
parser.add_option("-i", "--input", default="",
help="A file of input to give to the binary.")
execfile(os.path.join(config_root, "common", "Options.py"))
(options, args) = parser.parse_args()
if args:
print "Error: script doesn't take any positional arguments"
sys.exit(1)
process = LiveProcess()
process.executable = options.cmd
process.cmd = options.cmd + " " + options.options
if options.input != "":
process.input = options.input
if options.detailed:
#check for SMT workload
workloads = options.cmd.split(';')
if len(workloads) > 1:
process = []
smt_idx = 0
inputs = []
if options.input != "":
inputs = options.input.split(';')
for wrkld in workloads:
smt_process = LiveProcess()
smt_process.executable = wrkld
smt_process.cmd = wrkld + " " + options.options
if inputs and inputs[smt_idx]:
smt_process.input = inputs[smt_idx]
process += [smt_process, ]
smt_idx += 1
if options.timing:
CPUClass = TimingSimpleCPU
test_mem_mode = 'timing'
elif options.detailed:
CPUClass = DerivO3CPU
test_mem_mode = 'timing'
else:
CPUClass = AtomicSimpleCPU
test_mem_mode = 'atomic'
CPUClass.clock = '2GHz'
np = options.num_cpus
system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
physmem = PhysicalMemory(range=AddrRange("512MB")),
membus = Bus(), mem_mode = test_mem_mode)
system.physmem.port = system.membus.port
for i in xrange(np):
if options.caches and not options.standard_switch:
system.cpu[i].addPrivateSplitL1Caches(L1Cache(size = '32kB'),
L1Cache(size = '64kB'))
system.cpu[i].connectMemPorts(system.membus)
system.cpu[i].mem = system.physmem
system.cpu[i].workload = process
root = Root(system = system)
Simulation.run(options, root, system)
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