-# Copyright (c) 2006 The Regents of The University of Michigan
+# Copyright (c) 2006-2008 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
#
# "m5 test.py"
+import os
+import optparse
+import sys
+from os.path import join as joinpath
+
import m5
+from m5.defines import buildEnv
from m5.objects import *
-import os, optparse, sys
-m5.AddToPath('../common')
+from m5.util import addToPath, fatal
+
+if buildEnv['FULL_SYSTEM']:
+ fatal("This script requires syscall emulation mode (*_SE).")
+
+addToPath('../common')
+addToPath('../ruby')
+
+import Ruby
+
+import Simulation
+import CacheConfig
+from Caches import *
+from cpu2000 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)
parser = optparse.OptionParser()
# Benchmark options
parser.add_option("-c", "--cmd",
- default="../../tests/test-progs/hello/bin/alpha/linux/hello",
- help="The binary to run in syscall emulation mode.")
+ default=joinpath(m5_root, "tests/test-progs/hello/bin/%s/linux/hello" % \
+ buildEnv['TARGET_ISA']),
+ 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.")
-
-# System options
-parser.add_option("-d", "--detailed", action="store_true")
-parser.add_option("-t", "--timing", action="store_true")
-parser.add_option("--caches", action="store_true")
-
-# Run duration options
-parser.add_option("-m", "--maxtick", type="int")
-parser.add_option("--maxtime", type="float")
-
-#Checkpointing options
-###Note that performing checkpointing via python script files will override
-###checkpoint instructions built into binaries.
-parser.add_option("--take_checkpoints", action="store", type="string",
- help="<M,N> will take checkpoint at cycle M and every N cycles \
- thereafter")
-parser.add_option("--max_checkpoints", action="store", type="int",
- help="the maximum number of checkpoints to drop",
- default=5)
-parser.add_option("--checkpoint_dir", action="store", type="string",
- help="Place all checkpoints in this absolute directory")
-parser.add_option("-r", "--checkpoint_restore", action="store", type="int",
- help="restore from checkpoint <N>")
-
-#CPU Switching - default switch model generally goes from a checkpoint
-#to a timing simple CPU with caches to warm up, then to detailed CPU for
-#data measurement
-parser.add_option("-s", "--standard_switch", action="store_true",
- help="switch from one cpu mode to another")
+ help='The options to pass to the binary, use " " around the entire string')
+parser.add_option("-i", "--input", default="", help="Read stdin from a file.")
+parser.add_option("--output", default="", help="Redirect stdout to a file.")
+parser.add_option("--errout", default="", help="Redirect stderr to a file.")
+parser.add_option("--ruby", action="store_true")
+
+execfile(os.path.join(config_root, "common", "Options.py"))
(options, args) = parser.parse_args()
+if options.ruby:
+ Ruby.define_options(parser)
+ (options, args) = parser.parse_args()
+
if args:
print "Error: script doesn't take any positional arguments"
sys.exit(1)
-class MyCache(BaseCache):
- assoc = 2
- block_size = 64
- latency = 1
- mshrs = 10
- tgts_per_mshr = 5
+multiprocesses = []
+apps = []
+
+if options.bench:
+ apps = options.bench.split("-")
+ if len(apps) != options.num_cpus:
+ print "number of benchmarks not equal to set num_cpus!"
+ sys.exit(1)
+
+ for app in apps:
+ try:
+ if buildEnv['TARGET_ISA'] == 'alpha':
+ exec("workload = %s('alpha', 'tru64', 'ref')" % app)
+ else:
+ exec("workload = %s(buildEnv['TARGET_ISA'], 'linux', 'ref')" % app)
+ multiprocesses.append(workload.makeLiveProcess())
+ except:
+ print >>sys.stderr, "Unable to find workload for %s: %s" % (buildEnv['TARGET_ISA'], app)
+ sys.exit(1)
+else:
+ process = LiveProcess()
+ process.executable = options.cmd
+ process.cmd = [options.cmd] + options.options.split()
+ multiprocesses.append(process)
+
-process = LiveProcess()
-process.executable = options.cmd
-process.cmd = options.cmd + " " + options.options
if options.input != "":
process.input = options.input
+if options.output != "":
+ process.output = options.output
+if options.errout != "":
+ process.errout = options.errout
+
-if options.detailed:
+# By default, set workload to path of user-specified binary
+workloads = options.cmd
+numThreads = 1
+
+if options.detailed or options.inorder:
#check for SMT workload
workloads = options.cmd.split(';')
if len(workloads) > 1:
process = []
smt_idx = 0
inputs = []
+ outputs = []
+ errouts = []
if options.input != "":
inputs = options.input.split(';')
+ if options.output != "":
+ outputs = options.output.split(';')
+ if options.errout != "":
+ errouts = options.errout.split(';')
for wrkld in workloads:
smt_process = LiveProcess()
smt_process.cmd = wrkld + " " + options.options
if inputs and inputs[smt_idx]:
smt_process.input = inputs[smt_idx]
+ if outputs and outputs[smt_idx]:
+ smt_process.output = outputs[smt_idx]
+ if errouts and errouts[smt_idx]:
+ smt_process.errout = errouts[smt_idx]
process += [smt_process, ]
smt_idx += 1
-
-
-if options.timing:
- cpu = TimingSimpleCPU()
-elif options.detailed:
- cpu = DerivO3CPU()
+ numThreads = len(workloads)
+
+if options.ruby:
+ if options.detailed:
+ print >> sys.stderr, "Ruby only works with TimingSimpleCPU!!"
+ sys.exit(1)
+ elif not options.timing:
+ print >> sys.stderr, "****WARN: using Timing CPU since it's needed by Ruby"
+
+ class CPUClass(TimingSimpleCPU): pass
+ test_mem_mode = 'timing'
+ FutureClass = None
else:
- cpu = AtomicSimpleCPU()
+ (CPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
-cpu.workload = process
-cpu.cpu_id = 0
+CPUClass.clock = '2GHz'
+CPUClass.numThreads = numThreads;
-system = System(cpu = cpu,
+np = options.num_cpus
+
+system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
physmem = PhysicalMemory(range=AddrRange("512MB")),
- membus = Bus())
+ membus = Bus(), mem_mode = test_mem_mode)
+
+if options.ruby:
+ options.use_map = True
+ Ruby.create_system(options, system)
+ assert(options.num_cpus == len(system.ruby._cpu_ruby_ports))
+else:
+ system.physmem.port = system.membus.port
+ CacheConfig.config_cache(options, system)
-if options.caches and not options.standard_switch:
- system.cpu.addPrivateSplitL1Caches(MyCache(size = '32kB'),
- MyCache(size = '64kB'))
+for i in xrange(np):
+ system.cpu[i].workload = multiprocesses[i]
-system.physmem.port = system.membus.port
-system.cpu.connectMemPorts(system.membus)
-system.cpu.mem = system.physmem
-system.cpu.clock = '2GHz'
-root = Root(system = system)
+ if options.ruby:
+ system.cpu[i].icache_port = system.ruby._cpu_ruby_ports[i].port
+ system.cpu[i].dcache_port = system.ruby._cpu_ruby_ports[i].port
-if options.timing or options.detailed:
- root.system.mem_mode = 'timing'
-
-if options.standard_switch:
- switch_cpu = TimingSimpleCPU(defer_registration=True, cpu_id=1)
- switch_cpu1 = DerivO3CPU(defer_registration=True, cpu_id=2)
- switch_cpu.system = system
- switch_cpu1.system = system
- switch_cpu.clock = cpu.clock
- switch_cpu1.clock = cpu.clock
- if options.caches:
- switch_cpu.addPrivateSplitL1Caches(MyCache(size = '32kB'),
- MyCache(size = '64kB'))
-
- switch_cpu.workload = process
- switch_cpu1.workload = process
- switch_cpu.mem = system.physmem
- switch_cpu1.mem = system.physmem
- switch_cpu.connectMemPorts(system.membus)
- root.switch_cpu = switch_cpu
- root.switch_cpu1 = switch_cpu1
- switch_cpu_list = [(system.cpu, switch_cpu)]
- switch_cpu_list1 = [(switch_cpu, switch_cpu1)]
-
-# instantiate configuration
-m5.instantiate(root)
-
-if options.checkpoint_dir:
- cptdir = options.checkpoint_dir
-else:
- cptdir = os.getcwd()
-
-if options.checkpoint_restore:
- from os.path import isdir
- from os import listdir, getcwd
- import re
-
- if not isdir(cptdir):
- m5.panic("checkpoint dir %s does not exist!" % cptdir)
-
- dirs = listdir(cptdir)
- expr = re.compile('cpt.([0-9]*)')
- cpts = []
- for dir in dirs:
- match = expr.match(dir)
- if match:
- cpts.append(match.group(1))
-
- cpts.sort(lambda a,b: cmp(long(a), long(b)))
-
- if options.checkpoint_restore > len(cpts):
- m5.panic('Checkpoint %d not found' % options.checkpoint_restore)
-
- print "restoring checkpoint from ","/".join([cptdir, "cpt.%s" % cpts[options.checkpoint_restore - 1]])
- m5.restoreCheckpoint(root, "/".join([cptdir, "cpt.%s" % cpts[options.checkpoint_restore - 1]]))
-
-if options.standard_switch:
- exit_event = m5.simulate(10000)
- ## when you change to Timing (or Atomic), you halt the system given
- ## as argument. When you are finished with the system changes
- ## (including switchCpus), you must resume the system manually.
- ## You DON'T need to resume after just switching CPUs if you haven't
- ## changed anything on the system level.
- m5.changeToTiming(system)
- m5.switchCpus(switch_cpu_list)
- m5.resume(system)
-
- exit_event = m5.simulate(500000000000)
- m5.switchCpus(switch_cpu_list1)
-
-if options.maxtick:
- maxtick = options.maxtick
-elif options.maxtime:
- simtime = int(options.maxtime * root.clock.value)
- print "simulating for: ", simtime
- maxtick = simtime
-else:
- maxtick = -1
-
-num_checkpoints = 0
-
-exit_cause = ''
-
-if options.take_checkpoints:
- [when, period] = options.take_checkpoints.split(",", 1)
- when = int(when)
- period = int(period)
-
- exit_event = m5.simulate(when)
- while exit_event.getCause() == "checkpoint":
- exit_event = m5.simulate(when - m5.curTick())
-
- if exit_event.getCause() == "simulate() limit reached":
- m5.checkpoint(root, cptdir + "cpt.%d")
- num_checkpoints += 1
-
- sim_ticks = when
- exit_cause = "maximum %d checkpoints dropped" % options.max_checkpoints
- while num_checkpoints < options.max_checkpoints:
- if (sim_ticks + period) > maxtick and maxtick != -1:
- exit_event = m5.simulate(maxtick - sim_ticks)
- exit_cause = exit_event.getCause()
- break
- else:
- exit_event = m5.simulate(period)
- sim_ticks += period
- while exit_event.getCause() == "checkpoint":
- exit_event = m5.simulate(period - m5.curTick())
- if exit_event.getCause() == "simulate() limit reached":
- m5.checkpoint(root, cptdir + "cpt.%d")
- num_checkpoints += 1
-
-else: #no checkpoints being taken via this script
- exit_event = m5.simulate(maxtick)
-
- while exit_event.getCause() == "checkpoint":
- m5.checkpoint(root, cptdir + "cpt.%d")
- num_checkpoints += 1
- if num_checkpoints == options.max_checkpoints:
- exit_cause = "maximum %d checkpoints dropped" % options.max_checkpoints
- break
-
- if maxtick == -1:
- exit_event = m5.simulate(maxtick)
- else:
- exit_event = m5.simulate(maxtick - m5.curTick())
-
- exit_cause = exit_event.getCause()
-
-if exit_cause == '':
- exit_cause = exit_event.getCause()
-print 'Exiting @ cycle', m5.curTick(), 'because ', exit_cause
+ if options.fastmem:
+ system.cpu[0].physmem_port = system.physmem.port
+root = Root(system = system)
+Simulation.run(options, root, system, FutureClass)
projects / gem5.git / blobdiff