1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
# Copyright (c) 2008-2009 The Hewlett-Packard Development Company
# Copyright (c) 2004-2006 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Authors: Nathan Binkert
import os
import re
import sys
import convert
import jobfile
from attrdict import attrdict, multiattrdict, optiondict
from code_formatter import code_formatter
from multidict import multidict
from orderdict import orderdict
from smartdict import SmartDict
from sorteddict import SortedDict
from region import neg_inf, pos_inf, Region, Regions
# panic() should be called when something happens that should never
# ever happen regardless of what the user does (i.e., an acutal m5
# bug).
def panic(fmt, *args):
print >>sys.stderr, 'panic:', fmt % args
sys.exit(1)
# fatal() should be called when the simulation cannot continue due to
# some condition that is the user's fault (bad configuration, invalid
# arguments, etc.) and not a simulator bug.
def fatal(fmt, *args):
print >>sys.stderr, 'fatal:', fmt % args
sys.exit(1)
class Singleton(type):
def __call__(cls, *args, **kwargs):
if hasattr(cls, '_instance'):
return cls._instance
cls._instance = super(Singleton, cls).__call__(*args, **kwargs)
return cls._instance
def addToPath(path):
"""Prepend given directory to system module search path. We may not
need this anymore if we can structure our config library more like a
Python package."""
# if it's a relative path and we know what directory the current
# python script is in, make the path relative to that directory.
if not os.path.isabs(path) and sys.path[0]:
path = os.path.join(sys.path[0], path)
path = os.path.realpath(path)
# sys.path[0] should always refer to the current script's directory,
# so place the new dir right after that.
sys.path.insert(1, path)
# Apply method to object.
# applyMethod(obj, 'meth', <args>) is equivalent to obj.meth(<args>)
def applyMethod(obj, meth, *args, **kwargs):
return getattr(obj, meth)(*args, **kwargs)
# If the first argument is an (non-sequence) object, apply the named
# method with the given arguments. If the first argument is a
# sequence, apply the method to each element of the sequence (a la
# 'map').
def applyOrMap(objOrSeq, meth, *args, **kwargs):
if not isinstance(objOrSeq, (list, tuple)):
return applyMethod(objOrSeq, meth, *args, **kwargs)
else:
return [applyMethod(o, meth, *args, **kwargs) for o in objOrSeq]
def compareVersions(v1, v2):
"""helper function: compare arrays or strings of version numbers.
E.g., compare_version((1,3,25), (1,4,1)')
returns -1, 0, 1 if v1 is <, ==, > v2
"""
def make_version_list(v):
if isinstance(v, (list,tuple)):
return v
elif isinstance(v, str):
return map(lambda x: int(re.match('\d+', x).group()), v.split('.'))
else:
raise TypeError
v1 = make_version_list(v1)
v2 = make_version_list(v2)
# Compare corresponding elements of lists
for n1,n2 in zip(v1, v2):
if n1 < n2: return -1
if n1 > n2: return 1
# all corresponding values are equal... see if one has extra values
if len(v1) < len(v2): return -1
if len(v1) > len(v2): return 1
return 0
def crossproduct(items):
if len(items) == 1:
for i in items[0]:
yield (i,)
else:
for i in items[0]:
for j in crossproduct(items[1:]):
yield (i,) + j
def flatten(items):
while items:
item = items.pop(0)
if isinstance(item, (list, tuple)):
items[0:0] = item
else:
yield item
# force scalars to one-element lists for uniformity
def makeList(objOrList):
if isinstance(objOrList, list):
return objOrList
return [objOrList]
def printList(items, indent=4):
line = ' ' * indent
for i,item in enumerate(items):
if len(line) + len(item) > 76:
print line
line = ' ' * indent
if i < len(items) - 1:
line += '%s, ' % item
else:
line += item
print line
def readCommand(cmd, **kwargs):
"""run the command cmd, read the results and return them
this is sorta like `cmd` in shell"""
from subprocess import Popen, PIPE, STDOUT
if isinstance(cmd, str):
cmd = cmd.split()
no_exception = 'exception' in kwargs
exception = kwargs.pop('exception', None)
kwargs.setdefault('shell', False)
kwargs.setdefault('stdout', PIPE)
kwargs.setdefault('stderr', STDOUT)
kwargs.setdefault('close_fds', True)
try:
subp = Popen(cmd, **kwargs)
except Exception, e:
if no_exception:
return exception
raise
return subp.communicate()[0]
def makeDir(path):
"""Make a directory if it doesn't exist. If the path does exist,
ensure that it is a directory"""
if os.path.exists(path):
if not os.path.isdir(path):
raise AttributeError, "%s exists but is not directory" % path
else:
os.mkdir(path)
|
