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-rwxr-xr-xsrc/gallium/state_trackers/python/retrace/parser.py360
1 files changed, 1 insertions, 359 deletions
diff --git a/src/gallium/state_trackers/python/retrace/parser.py b/src/gallium/state_trackers/python/retrace/parser.py
index b0f3e8a432..bd47c9a6b0 100755
--- a/src/gallium/state_trackers/python/retrace/parser.py
+++ b/src/gallium/state_trackers/python/retrace/parser.py
@@ -27,365 +27,7 @@
##########################################################################
-import sys
-import xml.parsers.expat
-import binascii
-import optparse
-
-from model import *
-
-
-ELEMENT_START, ELEMENT_END, CHARACTER_DATA, EOF = range(4)
-
-
-class XmlToken:
-
- def __init__(self, type, name_or_data, attrs = None, line = None, column = None):
- assert type in (ELEMENT_START, ELEMENT_END, CHARACTER_DATA, EOF)
- self.type = type
- self.name_or_data = name_or_data
- self.attrs = attrs
- self.line = line
- self.column = column
-
- def __str__(self):
- if self.type == ELEMENT_START:
- return '<' + self.name_or_data + ' ...>'
- if self.type == ELEMENT_END:
- return '</' + self.name_or_data + '>'
- if self.type == CHARACTER_DATA:
- return self.name_or_data
- if self.type == EOF:
- return 'end of file'
- assert 0
-
-
-class XmlTokenizer:
- """Expat based XML tokenizer."""
-
- def __init__(self, fp, skip_ws = True):
- self.fp = fp
- self.tokens = []
- self.index = 0
- self.final = False
- self.skip_ws = skip_ws
-
- self.character_pos = 0, 0
- self.character_data = ''
-
- self.parser = xml.parsers.expat.ParserCreate()
- self.parser.StartElementHandler = self.handle_element_start
- self.parser.EndElementHandler = self.handle_element_end
- self.parser.CharacterDataHandler = self.handle_character_data
-
- def handle_element_start(self, name, attributes):
- self.finish_character_data()
- line, column = self.pos()
- token = XmlToken(ELEMENT_START, name, attributes, line, column)
- self.tokens.append(token)
-
- def handle_element_end(self, name):
- self.finish_character_data()
- line, column = self.pos()
- token = XmlToken(ELEMENT_END, name, None, line, column)
- self.tokens.append(token)
-
- def handle_character_data(self, data):
- if not self.character_data:
- self.character_pos = self.pos()
- self.character_data += data
-
- def finish_character_data(self):
- if self.character_data:
- if not self.skip_ws or not self.character_data.isspace():
- line, column = self.character_pos
- token = XmlToken(CHARACTER_DATA, self.character_data, None, line, column)
- self.tokens.append(token)
- self.character_data = ''
-
- def next(self):
- size = 16*1024
- while self.index >= len(self.tokens) and not self.final:
- self.tokens = []
- self.index = 0
- data = self.fp.read(size)
- self.final = len(data) < size
- data = data.rstrip('\0')
- try:
- self.parser.Parse(data, self.final)
- except xml.parsers.expat.ExpatError, e:
- #if e.code == xml.parsers.expat.errors.XML_ERROR_NO_ELEMENTS:
- if e.code == 3:
- pass
- else:
- raise e
- if self.index >= len(self.tokens):
- line, column = self.pos()
- token = XmlToken(EOF, None, None, line, column)
- else:
- token = self.tokens[self.index]
- self.index += 1
- return token
-
- def pos(self):
- return self.parser.CurrentLineNumber, self.parser.CurrentColumnNumber
-
-
-class TokenMismatch(Exception):
-
- def __init__(self, expected, found):
- self.expected = expected
- self.found = found
-
- def __str__(self):
- return '%u:%u: %s expected, %s found' % (self.found.line, self.found.column, str(self.expected), str(self.found))
-
-
-
-class XmlParser:
- """Base XML document parser."""
-
- def __init__(self, fp):
- self.tokenizer = XmlTokenizer(fp)
- self.consume()
-
- def consume(self):
- self.token = self.tokenizer.next()
-
- def match_element_start(self, name):
- return self.token.type == ELEMENT_START and self.token.name_or_data == name
-
- def match_element_end(self, name):
- return self.token.type == ELEMENT_END and self.token.name_or_data == name
-
- def element_start(self, name):
- while self.token.type == CHARACTER_DATA:
- self.consume()
- if self.token.type != ELEMENT_START:
- raise TokenMismatch(XmlToken(ELEMENT_START, name), self.token)
- if self.token.name_or_data != name:
- raise TokenMismatch(XmlToken(ELEMENT_START, name), self.token)
- attrs = self.token.attrs
- self.consume()
- return attrs
-
- def element_end(self, name):
- while self.token.type == CHARACTER_DATA:
- self.consume()
- if self.token.type != ELEMENT_END:
- raise TokenMismatch(XmlToken(ELEMENT_END, name), self.token)
- if self.token.name_or_data != name:
- raise TokenMismatch(XmlToken(ELEMENT_END, name), self.token)
- self.consume()
-
- def character_data(self, strip = True):
- data = ''
- while self.token.type == CHARACTER_DATA:
- data += self.token.name_or_data
- self.consume()
- if strip:
- data = data.strip()
- return data
-
-
-class TraceParser(XmlParser):
-
- def __init__(self, fp):
- XmlParser.__init__(self, fp)
- self.last_call_no = 0
-
- def parse(self):
- self.element_start('trace')
- while self.token.type not in (ELEMENT_END, EOF):
- call = self.parse_call()
- self.handle_call(call)
- if self.token.type != EOF:
- self.element_end('trace')
-
- def parse_call(self):
- attrs = self.element_start('call')
- try:
- no = int(attrs['no'])
- except KeyError:
- self.last_call_no += 1
- no = self.last_call_no
- else:
- self.last_call_no = no
- klass = attrs['class']
- method = attrs['method']
- args = []
- ret = None
- while self.token.type == ELEMENT_START:
- if self.token.name_or_data == 'arg':
- arg = self.parse_arg()
- args.append(arg)
- elif self.token.name_or_data == 'ret':
- ret = self.parse_ret()
- elif self.token.name_or_data == 'call':
- # ignore nested function calls
- self.parse_call()
- else:
- raise TokenMismatch("<arg ...> or <ret ...>", self.token)
- self.element_end('call')
-
- return Call(no, klass, method, args, ret)
-
- def parse_arg(self):
- attrs = self.element_start('arg')
- name = attrs['name']
- value = self.parse_value()
- self.element_end('arg')
-
- return name, value
-
- def parse_ret(self):
- attrs = self.element_start('ret')
- value = self.parse_value()
- self.element_end('ret')
-
- return value
-
- def parse_value(self):
- expected_tokens = ('null', 'bool', 'int', 'uint', 'float', 'string', 'enum', 'array', 'struct', 'ptr', 'bytes')
- if self.token.type == ELEMENT_START:
- if self.token.name_or_data in expected_tokens:
- method = getattr(self, 'parse_' + self.token.name_or_data)
- return method()
- raise TokenMismatch(" or " .join(expected_tokens), self.token)
-
- def parse_null(self):
- self.element_start('null')
- self.element_end('null')
- return Literal(None)
-
- def parse_bool(self):
- self.element_start('bool')
- value = int(self.character_data())
- self.element_end('bool')
- return Literal(value)
-
- def parse_int(self):
- self.element_start('int')
- value = int(self.character_data())
- self.element_end('int')
- return Literal(value)
-
- def parse_uint(self):
- self.element_start('uint')
- value = int(self.character_data())
- self.element_end('uint')
- return Literal(value)
-
- def parse_float(self):
- self.element_start('float')
- value = float(self.character_data())
- self.element_end('float')
- return Literal(value)
-
- def parse_enum(self):
- self.element_start('enum')
- name = self.character_data()
- self.element_end('enum')
- return NamedConstant(name)
-
- def parse_string(self):
- self.element_start('string')
- value = self.character_data()
- self.element_end('string')
- return Literal(value)
-
- def parse_bytes(self):
- self.element_start('bytes')
- value = binascii.a2b_hex(self.character_data())
- self.element_end('bytes')
- return Literal(value)
-
- def parse_array(self):
- self.element_start('array')
- elems = []
- while self.token.type != ELEMENT_END:
- elems.append(self.parse_elem())
- self.element_end('array')
- return Array(elems)
-
- def parse_elem(self):
- self.element_start('elem')
- value = self.parse_value()
- self.element_end('elem')
- return value
-
- def parse_struct(self):
- attrs = self.element_start('struct')
- name = attrs['name']
- members = []
- while self.token.type != ELEMENT_END:
- members.append(self.parse_member())
- self.element_end('struct')
- return Struct(name, members)
-
- def parse_member(self):
- attrs = self.element_start('member')
- name = attrs['name']
- value = self.parse_value()
- self.element_end('member')
-
- return name, value
-
- def parse_ptr(self):
- self.element_start('ptr')
- address = self.character_data()
- self.element_end('ptr')
-
- return Pointer(address)
-
- def handle_call(self, call):
- pass
-
-
-class TraceDumper(TraceParser):
-
- def __init__(self, fp):
- TraceParser.__init__(self, fp)
- self.formatter = format.DefaultFormatter(sys.stdout)
- self.pretty_printer = PrettyPrinter(self.formatter)
-
- def handle_call(self, call):
- call.visit(self.pretty_printer)
- self.formatter.newline()
-
-
-class Main:
- '''Common main class for all retrace command line utilities.'''
-
- def __init__(self):
- pass
-
- def main(self):
- optparser = self.get_optparser()
- (options, args) = optparser.parse_args(sys.argv[1:])
-
- if args:
- for arg in args:
- if arg.endswith('.gz'):
- from gzip import GzipFile
- stream = GzipFile(arg, 'rt')
- elif arg.endswith('.bz2'):
- from bz2 import BZ2File
- stream = BZ2File(arg, 'rt')
- else:
- stream = open(arg, 'rt')
- self.process_arg(stream, options)
- else:
- self.process_arg(stream, options)
-
- def get_optparser(self):
- optparser = optparse.OptionParser(
- usage="\n\t%prog [options] [traces] ...")
- return optparser
-
- def process_arg(self, stream, options):
- parser = TraceDumper(stream)
- parser.parse()
+from parse import *
if __name__ == '__main__':