SConscript (5773:7434b2271b0c) SConscript (6007:e0344c15e73b)
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2006 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright

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24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29# Authors: Steve Reinhardt
30# Kevin Lim
31
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2006 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright

--- 15 unchanged lines hidden (view full) ---

24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29# Authors: Steve Reinhardt
30# Kevin Lim
31
32import os
32import os, signal
33import sys
34import glob
35from SCons.Script.SConscript import SConsEnvironment
36
37Import('env')
38
39env['DIFFOUT'] = File('diff-out')
40
41# Dict that accumulates lists of tests by category (quick, medium, long)
42env.Tests = {}
43
44def contents(node):
45 return file(str(node)).read()
46
33import sys
34import glob
35from SCons.Script.SConscript import SConsEnvironment
36
37Import('env')
38
39env['DIFFOUT'] = File('diff-out')
40
41# Dict that accumulates lists of tests by category (quick, medium, long)
42env.Tests = {}
43
44def contents(node):
45 return file(str(node)).read()
46
47def check_test(target, source, env):
47# functions to parse return value from scons Execute()... not the same
48# as wait() etc., so python built-in os funcs don't work.
49def signaled(status):
50 return (status & 0x80) != 0;
51
52def signum(status):
53 return (status & 0x7f);
54
55# List of signals that indicate that we should retry the test rather
56# than consider it failed.
57retry_signals = (signal.SIGTERM, signal.SIGKILL, signal.SIGINT,
58 signal.SIGQUIT, signal.SIGHUP)
59
60# regular expressions of lines to ignore when diffing outputs
61output_ignore_regexes = (
62 '^command line:', # for stdout file
63 '^M5 compiled ', # for stderr file
64 '^M5 started ', # for stderr file
65 '^M5 executing on ', # for stderr file
66 '^Simulation complete at', # for stderr file
67 '^Listening for', # for stderr file
68 'listening for remote gdb', # for stderr file
69 )
70
71output_ignore_args = ' '.join(["-I '"+s+"'" for s in output_ignore_regexes])
72
73output_ignore_args += ' --exclude=stats.txt --exclude=outdiff'
74
75def run_test(target, source, env):
48 """Check output from running test.
49
50 Targets are as follows:
76 """Check output from running test.
77
78 Targets are as follows:
51 target[0] : outdiff
52 target[1] : statsdiff
53 target[2] : status
79 target[0] : status
54
80
81 Sources are:
82 source[0] : M5 binary
83 source[1] : tests/run.py script
84 source[2] : reference stats file
85
55 """
56 # make sure target files are all gone
57 for t in target:
58 if os.path.exists(t.abspath):
59 Execute(Delete(t.abspath))
86 """
87 # make sure target files are all gone
88 for t in target:
89 if os.path.exists(t.abspath):
90 Execute(Delete(t.abspath))
60 # Run diff on output & ref directories to find differences.
61 # Exclude the stats file since we will use diff-out on that.
62 Execute(env.subst('diff -ubr ${SOURCES[0].dir} ${SOURCES[1].dir} ' +
63 '-I "^command line:" ' + # for stdout file
64 '-I "^M5 compiled " ' + # for stderr file
65 '-I "^M5 started " ' + # for stderr file
66 '-I "^M5 executing on " ' + # for stderr file
67 '-I "^Simulation complete at" ' + # for stderr file
68 '-I "^Listening for" ' + # for stderr file
69 '-I "listening for remote gdb" ' + # for stderr file
70 '--exclude=stats.txt --exclude=SCCS ' +
71 '--exclude=${TARGETS[0].file} ' +
72 '> ${TARGETS[0]}', target=target, source=source), None)
73 print "===== Output differences ====="
74 print contents(target[0])
75 # Run diff-out on stats.txt file
76 status = Execute(env.subst('$DIFFOUT $SOURCES > ${TARGETS[1]}',
77 target=target, source=source),
78 strfunction=None)
79 print "===== Statistics differences ====="
80 print contents(target[1])
81 # Generate status file contents based on exit status of diff-out
91
92 tgt_dir = os.path.dirname(str(target[0]))
93
94 # Base command for running test. We mess around with indirectly
95 # referring to files via SOURCES and TARGETS so that scons can mess
96 # with paths all it wants to and we still get the right files.
97 cmd = '${SOURCES[0]} -d %s -re ${SOURCES[1]} %s' % (tgt_dir, tgt_dir)
98
99 # Prefix test run with batch job submission command if appropriate.
100 # Batch command also supports timeout arg (in seconds, not minutes).
101 timeout = 15 * 60 # used to be a param, probably should be again
102 if env['BATCH']:
103 cmd = '%s -t %d %s' % (env['BATCH_CMD'], timeout, cmd)
104
105 status = Execute(env.subst(cmd, target=target, source=source))
82 if status == 0:
106 if status == 0:
107 # M5 terminated normally.
108 # Run diff on output & ref directories to find differences.
109 # Exclude the stats file since we will use diff-out on that.
110 outdiff = os.path.join(tgt_dir, 'outdiff')
111 diffcmd = 'diff -ubr %s ${SOURCES[2].dir} %s > %s' \
112 % (output_ignore_args, tgt_dir, outdiff)
113 Execute(env.subst(diffcmd, target=target, source=source))
114 print "===== Output differences ====="
115 print contents(outdiff)
116 # Run diff-out on stats.txt file
117 statsdiff = os.path.join(tgt_dir, 'statsdiff')
118 diffcmd = '$DIFFOUT ${SOURCES[2]} %s > %s' \
119 % (os.path.join(tgt_dir, 'stats.txt'), statsdiff)
120 diffcmd = env.subst(diffcmd, target=target, source=source)
121 status = Execute(diffcmd, strfunction=None)
122 print "===== Statistics differences ====="
123 print contents(statsdiff)
124
125 else: # m5 exit status != 0
126 # M5 did not terminate properly, so no need to check the output
127 if signaled(status) and signum(status) in retry_signals:
128 # Consider the test incomplete; don't create a 'status' output.
129 # Hand the return status to scons and let scons decide what
130 # to do about it (typically terminate unless run with -k).
131 print 'M5 terminated with signal', signum(status)
132 return status
133 # complete but failed execution (call to exit() with non-zero
134 # status, SIGABORT due to assertion failure, etc.)... fall through
135 # and generate FAILED status as if output comparison had failed
136 print 'M5 exited with non-zero status', status
137
138 # Generate status file contents based on exit status of m5 or diff-out
139 if status == 0:
83 status_str = "passed."
84 else:
85 status_str = "FAILED!"
140 status_str = "passed."
141 else:
142 status_str = "FAILED!"
86 f = file(str(target[2]), 'w')
87 print >>f, env.subst('${TARGETS[2].dir}', target=target, source=source), \
88 status_str
143 f = file(str(target[0]), 'w')
144 print >>f, tgt_dir, status_str
89 f.close()
90 # done
91 return 0
92
145 f.close()
146 # done
147 return 0
148
93def check_test_string(target, source, env):
94 return env.subst("Comparing outputs in ${TARGETS[0].dir}.",
149def run_test_string(target, source, env):
150 return env.subst("Running test in ${TARGETS[0].dir}.",
95 target=target, source=source)
96
151 target=target, source=source)
152
97testAction = env.Action(check_test, check_test_string)
153testAction = env.Action(run_test, run_test_string)
98
99def print_test(target, source, env):
100 print '***** ' + contents(source[0])
101 return 0
102
103printAction = env.Action(print_test, strfunction = None)
104
105# Static vars for update_test:

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169 # prepend file name with tgt_dir
170 def tgt(f):
171 return os.path.join(tgt_dir, f)
172
173 ref_stats = os.path.join(ref_dir, 'stats.txt')
174 new_stats = tgt('stats.txt')
175 status_file = tgt('status')
176
154
155def print_test(target, source, env):
156 print '***** ' + contents(source[0])
157 return 0
158
159printAction = env.Action(print_test, strfunction = None)
160
161# Static vars for update_test:

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225 # prepend file name with tgt_dir
226 def tgt(f):
227 return os.path.join(tgt_dir, f)
228
229 ref_stats = os.path.join(ref_dir, 'stats.txt')
230 new_stats = tgt('stats.txt')
231 status_file = tgt('status')
232
177 # Base command for running test. We mess around with indirectly
178 # referring to files via SOURCES and TARGETS so that scons can
179 # mess with paths all it wants to and we still get the right
180 # files.
181 cmd = '${SOURCES[0]} -d $TARGET.dir -re ${SOURCES[1]} %s' % tgt_dir
182
183 # Prefix test run with batch job submission command if appropriate.
184 # Batch command also supports timeout arg (in seconds, not minutes).
185 timeout = 15 * 60 # used to be a param, probably should be again
186 if env['BATCH']:
187 cmd = '%s -t %d %s' % (env['BATCH_CMD'], timeout, cmd)
188
189 env.Command([tgt('simout'), tgt('simerr'), new_stats],
190 [env.M5Binary, 'run.py'], cmd)
191
192 # order of targets is important... see check_test
193 env.Command([tgt('outdiff'), tgt('statsdiff'), status_file],
194 [ref_stats, new_stats],
233 env.Command([status_file],
234 [env.M5Binary, 'run.py', ref_stats],
195 testAction)
196
197 # phony target to echo status
198 if env['update_ref']:
199 p = env.Command(tgt('_update'),
200 [ref_stats, new_stats, status_file],
201 updateAction)
202 else:

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236
237 # phony target to echo status
238 if env['update_ref']:
239 p = env.Command(tgt('_update'),
240 [ref_stats, new_stats, status_file],
241 updateAction)
242 else:

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