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
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
|
#!/usr/bin/env python
##########################################################################
#
# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
# All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sub license, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice (including the
# next paragraph) shall be included in all copies or substantial portions
# of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
# ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
##########################################################################
'''Trace data model.'''
import sys
import string
import format
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
class Node:
def visit(self, visitor):
raise NotImplementedError
def __str__(self):
stream = StringIO()
formatter = format.DefaultFormatter(stream)
pretty_printer = PrettyPrinter(formatter)
self.visit(pretty_printer)
return stream.getvalue()
class Literal(Node):
def __init__(self, value):
self.value = value
def visit(self, visitor):
visitor.visit_literal(self)
class NamedConstant(Node):
def __init__(self, name):
self.name = name
def visit(self, visitor):
visitor.visit_named_constant(self)
class Array(Node):
def __init__(self, elements):
self.elements = elements
def visit(self, visitor):
visitor.visit_array(self)
class Struct(Node):
def __init__(self, name, members):
self.name = name
self.members = members
def visit(self, visitor):
visitor.visit_struct(self)
class Pointer(Node):
def __init__(self, address):
self.address = address
def visit(self, visitor):
visitor.visit_pointer(self)
class Call:
def __init__(self, no, klass, method, args, ret, time):
self.no = no
self.klass = klass
self.method = method
self.args = args
self.ret = ret
self.time = time
def visit(self, visitor):
visitor.visit_call(self)
class Trace:
def __init__(self, calls):
self.calls = calls
def visit(self, visitor):
visitor.visit_trace(self)
class Visitor:
def visit_literal(self, node):
raise NotImplementedError
def visit_named_constant(self, node):
raise NotImplementedError
def visit_array(self, node):
raise NotImplementedError
def visit_struct(self, node):
raise NotImplementedError
def visit_pointer(self, node):
raise NotImplementedError
def visit_call(self, node):
raise NotImplementedError
def visit_trace(self, node):
raise NotImplementedError
class PrettyPrinter:
def __init__(self, formatter):
self.formatter = formatter
def visit_literal(self, node):
if node.value is None:
self.formatter.literal('NULL')
return
if isinstance(node.value, basestring):
if len(node.value) >= 4096 or node.value.strip(string.printable):
self.formatter.address('blob(%u)' % len(node.value))
#self.formatter.text('...')
return
self.formatter.literal('"' + node.value + '"')
return
self.formatter.literal(repr(node.value))
def visit_named_constant(self, node):
self.formatter.literal(node.name)
def visit_array(self, node):
self.formatter.text('{')
sep = ''
for value in node.elements:
self.formatter.text(sep)
value.visit(self)
sep = ', '
self.formatter.text('}')
def visit_struct(self, node):
self.formatter.text('{')
sep = ''
for name, value in node.members:
self.formatter.text(sep)
self.formatter.variable(name)
self.formatter.text(' = ')
value.visit(self)
sep = ', '
self.formatter.text('}')
def visit_pointer(self, node):
self.formatter.address(node.address)
def visit_call(self, node):
self.formatter.text('%s ' % node.no)
if node.klass is not None:
self.formatter.function(node.klass + '::' + node.method)
else:
self.formatter.function(node.method)
self.formatter.text('(')
sep = ''
for name, value in node.args:
self.formatter.text(sep)
self.formatter.variable(name)
self.formatter.text(' = ')
value.visit(self)
sep = ', '
self.formatter.text(')')
if node.ret is not None:
self.formatter.text(' = ')
node.ret.visit(self)
self.formatter.text(' // time ')
node.time.visit(self)
def visit_trace(self, node):
for call in node.calls:
call.visit(self)
self.formatter.newline()
|
