regress revision 8127 
1#! /usr/bin/env python
2# Copyright (c) 2005-2007 The Regents of The University of Michigan
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;
9# redistributions in binary form must reproduce the above copyright
10# notice, this list of conditions and the following disclaimer in the
11# documentation and/or other materials provided with the distribution;
12# neither the name of the copyright holders nor the names of its
13# contributors may be used to endorse or promote products derived from
14# this software without specific prior written permission.
15#
16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28# Authors: Steve Reinhardt
29
30import sys
31import os
32import optparse
33import datetime
34from subprocess import call
35
36progname = os.path.basename(sys.argv[0])
37
38optparser = optparse.OptionParser()
39add_option = optparser.add_option
40add_option('-v', '--verbose', dest='verbose', action='store_true',
41           default=False,
42           help='echo commands before executing')
43add_option('--builds', dest='builds',
44           default='ALPHA_SE,ALPHA_SE_MOESI_hammer,' \
45           'ALPHA_SE_MESI_CMP_directory,'  \
46           'ALPHA_SE_MOESI_CMP_directory,' \
47           'ALPHA_SE_MOESI_CMP_token,' \
48           'ALPHA_FS,' \
49           'MIPS_SE,' \
50           'POWER_SE,' \
51           'SPARC_SE,SPARC_FS,' \
52           'X86_SE,X86_FS,' \
53           'ARM_SE,ARM_FS',
54           help="comma-separated build targets to test (default: '%default')")
55add_option('--variants', dest='variants', default='fast',
56           help="comma-separated build variants to test (default: '%default')")
57add_option('--scons-opts', dest='scons_opts', default='', metavar='OPTS',
58           help='scons options')
59add_option('-j', '--jobs', type='int', default=1,
60           help='number of parallel jobs to use')
61add_option('-k', '--keep-going', action='store_true',
62           help='keep going after errors')
63add_option('-D', '--build-dir', default='',
64           help='build directory location')
65add_option('-n', "--no-exec", default=False, action='store_true',
66           help="don't actually invoke scons, just echo SCons command line")
67
68(options, tests) = optparser.parse_args()
69
70
71# split list options on ',' to get Python lists
72builds = options.builds.split(',')
73variants = options.variants.split(',')
74
75options.build_dir = os.path.join(options.build_dir, 'build')
76
77# Call os.system() and raise exception if return status is non-zero
78def system(cmd):
79    try:
80        retcode = call(cmd, shell=True)
81        if retcode < 0:
82            print >>sys.stderr, "Child was terminated by signal", -retcode
83            print >>sys.stderr, "When attemping to execute: %s" % cmd
84            sys.exit(1)
85        elif retcode > 0:
86            print >>sys.stderr, "Child returned", retcode
87            print >>sys.stderr, "When attemping to execute: %s" % cmd
88            sys.exit(1)
89    except OSError, e:
90        print >>sys.stderr, "Execution failed:", e
91        print >>sys.stderr, "When attemping to execute: %s" % cmd
92        sys.exit(1)
93
94# Quote string s so it can be passed as a shell arg
95def shellquote(s):
96    if ' ' in s:
97        s = "'%s'" % s
98    return s
99
100if not tests:
101    print "No tests specified, just building binaries."
102    targets = ['%s/%s/m5.%s' % (options.build_dir, build, variant)
103               for build in builds
104               for variant in variants]
105elif 'all' in tests:
106    targets = ['%s/%s/tests/%s' % (options.build_dir, build, variant)
107               for build in builds
108               for variant in variants]
109else:
110    # Ugly! Since we don't have any quick SPARC_FS tests remove the SPARC_FS target
111    # If we ever get a quick SPARC_FS test, this code should be removed
112    if 'quick' in tests and 'SPARC_FS' in builds:
113        builds.remove('SPARC_FS')
114    targets = ['%s/%s/tests/%s/%s' % (options.build_dir, build, variant, test)
115               for build in builds
116               for variant in variants
117               for test in tests]
118
119def cpu_count():
120    if 'bsd' in sys.platform or sys.platform == 'darwin':
121        try:
122            return int(os.popen('sysctl -n hw.ncpu').read())
123        except ValueError:
124            pass
125    else:
126        try:
127            return os.sysconf('SC_NPROCESSORS_ONLN')
128        except (ValueError, OSError, AttributeError):
129            pass
130
131    raise NotImplementedError('cannot determine number of cpus')
132
133scons_opts = options.scons_opts
134if options.jobs != 1:
135    if options.jobs == 0:
136        options.jobs = cpu_count()
137    scons_opts += ' -j %d' % options.jobs
138if options.keep_going:
139    scons_opts += ' -k'
140
141cmd = 'scons --ignore-style %s %s' % (scons_opts, ' '.join(targets))
142if options.no_exec:
143    print cmd
144else:
145    system(cmd)
146    sys.exit(0)
147