run.py revision 9384 
1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
9# notice, this list of conditions and the following disclaimer in the
10# documentation and/or other materials provided with the distribution;
11# neither the name of the copyright holders nor the names of its
12# contributors may be used to endorse or promote products derived from
13# this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26#
27# Authors: Steve Reinhardt
28
29import os
30import sys
31import re
32import string
33
34from os.path import join as joinpath
35
36import m5
37
38# Since we're in batch mode, dont allow tcp socket connections
39m5.disableAllListeners()
40
41# single "path" arg encodes everything we need to know about test
42(category, mode, name, isa, opsys, config) = sys.argv[1].split('/')[-6:]
43
44# find path to directory containing this file
45tests_root = os.path.dirname(__file__)
46test_progs = os.environ.get('M5_TEST_PROGS', '/dist/m5/regression/test-progs')
47if not os.path.isdir(test_progs):
48    test_progs = joinpath(tests_root, 'test-progs')
49
50# generate path to binary file
51def binpath(app, file=None):
52    # executable has same name as app unless specified otherwise
53    if not file:
54        file = app
55    return joinpath(test_progs, app, 'bin', isa, opsys, file)
56
57# generate path to input file
58def inputpath(app, file=None):
59    # input file has same name as app unless specified otherwise
60    if not file:
61        file = app
62    return joinpath(test_progs, app, 'input', file)
63
64# build configuration
65sys.path.append(joinpath(tests_root, 'configs'))
66test_filename = config
67# for ruby configurations, remove the protocol name from the test filename
68if re.search('-ruby', test_filename):
69    test_filename = test_filename.split('-ruby')[0]+'-ruby'
70execfile(joinpath(tests_root, 'configs', test_filename + '.py'))
71
72# set default maxtick... script can override
73# -1 means run forever
74maxtick = m5.MaxTick
75
76# tweak configuration for specific test
77sys.path.append(joinpath(tests_root, category, mode, name))
78execfile(joinpath(tests_root, category, mode, name, 'test.py'))
79
80# Initialize all CPUs in a system
81def initCPUs(sys):
82    def initCPU(cpu):
83        # We might actually have a MemTest object or something similar
84        # here that just pretends to be a CPU.
85        if isinstance(cpu, BaseCPU):
86            cpu.createThreads()
87
88    # The CPU attribute doesn't exist in some cases, e.g. the Ruby
89    # testers.
90    if not hasattr(sys, "cpu"):
91        return
92
93    # The CPU can either be a list of CPUs or a single object.
94    if isinstance(sys.cpu, list):
95        [ initCPU(cpu) for cpu in sys.cpu ]
96    else:
97        initCPU(sys.cpu)
98
99# We might be creating a single system or a dual system. Try
100# initializing the CPUs in all known system attributes.
101for sysattr in [ "system", "testsys", "drivesys" ]:
102    if hasattr(root, sysattr):
103        initCPUs(getattr(root, sysattr))
104
105# instantiate configuration
106m5.instantiate()
107
108# simulate until program terminates
109exit_event = m5.simulate(maxtick)
110
111print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause()
112