se.py revision 8706:b1838faf3bcc 
1# Copyright (c) 2012 ARM Limited
2# All rights reserved.
3#
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13# Copyright (c) 2006-2008 The Regents of The University of Michigan
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38#
39# Authors: Steve Reinhardt
40
41# Simple test script
42#
43# "m5 test.py"
44
45import os
46import optparse
47import sys
48from os.path import join as joinpath
49
50import m5
51from m5.defines import buildEnv
52from m5.objects import *
53from m5.util import addToPath, fatal
54
55if buildEnv['FULL_SYSTEM']:
56    fatal("This script requires syscall emulation mode (*_SE).")
57
58addToPath('../common')
59addToPath('../ruby')
60
61import Ruby
62
63import Simulation
64import CacheConfig
65from Caches import *
66from cpu2000 import *
67
68# Get paths we might need.  It's expected this file is in m5/configs/example.
69config_path = os.path.dirname(os.path.abspath(__file__))
70config_root = os.path.dirname(config_path)
71m5_root = os.path.dirname(config_root)
72
73parser = optparse.OptionParser()
74
75# Benchmark options
76parser.add_option("-c", "--cmd",
77    default=joinpath(m5_root, "tests/test-progs/hello/bin/%s/linux/hello" % \
78            buildEnv['TARGET_ISA']),
79    help="The binary to run in syscall emulation mode.")
80parser.add_option("-o", "--options", default="",
81    help='The options to pass to the binary, use " " around the entire string')
82parser.add_option("-i", "--input", default="", help="Read stdin from a file.")
83parser.add_option("--output", default="", help="Redirect stdout to a file.")
84parser.add_option("--errout", default="", help="Redirect stderr to a file.")
85
86execfile(os.path.join(config_root, "common", "Options.py"))
87
88if buildEnv['PROTOCOL'] != 'None':
89    parser.add_option("--ruby", action="store_true")
90    if '--ruby' in sys.argv:
91        Ruby.define_options(parser)
92
93(options, args) = parser.parse_args()
94
95if args:
96    print "Error: script doesn't take any positional arguments"
97    sys.exit(1)
98
99multiprocesses = []
100apps = []
101
102if options.bench:
103    apps = options.bench.split("-")
104    if len(apps) != options.num_cpus:
105        print "number of benchmarks not equal to set num_cpus!"
106        sys.exit(1)
107
108    for app in apps:
109        try:
110            if buildEnv['TARGET_ISA'] == 'alpha':
111                exec("workload = %s('alpha', 'tru64', 'ref')" % app)
112            else:
113                exec("workload = %s(buildEnv['TARGET_ISA'], 'linux', 'ref')" % app)
114            multiprocesses.append(workload.makeLiveProcess())
115        except:
116            print >>sys.stderr, "Unable to find workload for %s: %s" % (buildEnv['TARGET_ISA'], app)
117            sys.exit(1)
118else:
119    process = LiveProcess()
120    process.executable = options.cmd
121    process.cmd = [options.cmd] + options.options.split()
122    multiprocesses.append(process)
123
124
125if options.input != "":
126    process.input = options.input
127if options.output != "":
128    process.output = options.output
129if options.errout != "":
130    process.errout = options.errout
131
132
133# By default, set workload to path of user-specified binary
134workloads = options.cmd
135numThreads = 1
136
137if options.cpu_type == "detailed" or options.cpu_type == "inorder":
138    #check for SMT workload
139    workloads = options.cmd.split(';')
140    if len(workloads) > 1:
141        process = []
142        smt_idx = 0
143        inputs = []
144        outputs = []
145        errouts = []
146
147        if options.input != "":
148            inputs = options.input.split(';')
149        if options.output != "":
150            outputs = options.output.split(';')
151        if options.errout != "":
152            errouts = options.errout.split(';')
153
154        for wrkld in workloads:
155            smt_process = LiveProcess()
156            smt_process.executable = wrkld
157            smt_process.cmd = wrkld + " " + options.options
158            if inputs and inputs[smt_idx]:
159                smt_process.input = inputs[smt_idx]
160            if outputs and outputs[smt_idx]:
161                smt_process.output = outputs[smt_idx]
162            if errouts and errouts[smt_idx]:
163                smt_process.errout = errouts[smt_idx]
164            process += [smt_process, ]
165            smt_idx += 1
166    numThreads = len(workloads)
167
168if options.ruby:
169    if options.cpu_type == "detailed":
170        print >> sys.stderr, "Ruby only works with TimingSimpleCPU!!"
171        sys.exit(1)
172    elif not options.cpu_type == "timing":
173        print >> sys.stderr, "****WARN:  using Timing CPU since it's needed by Ruby"
174
175    class CPUClass(TimingSimpleCPU): pass
176    test_mem_mode = 'timing'
177    FutureClass = None
178else:
179    (CPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
180
181CPUClass.clock = '2GHz'
182CPUClass.numThreads = numThreads;
183
184np = options.num_cpus
185
186system = System(cpu = [CPUClass(cpu_id=i) for i in xrange(np)],
187                physmem = PhysicalMemory(range=AddrRange("512MB")),
188                membus = Bus(), mem_mode = test_mem_mode)
189
190if options.ruby:
191    options.use_map = True
192    Ruby.create_system(options, system)
193    assert(options.num_cpus == len(system.ruby._cpu_ruby_ports))
194    system.system_port = system.ruby._sys_port_proxy.port
195else:
196    system.system_port = system.membus.port
197    system.physmem.port = system.membus.port
198    CacheConfig.config_cache(options, system)
199
200for i in xrange(np):
201    system.cpu[i].workload = multiprocesses[i]
202
203    if options.ruby:
204        system.cpu[i].icache_port = system.ruby._cpu_ruby_ports[i].port
205        system.cpu[i].dcache_port = system.ruby._cpu_ruby_ports[i].port
206
207    if options.fastmem:
208        system.cpu[0].physmem_port = system.physmem.port
209
210root = Root(system = system)
211
212Simulation.run(options, root, system, FutureClass)
213