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author | marha <marha@users.sourceforge.net> | 2013-06-04 09:07:26 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2013-06-04 09:48:59 +0200 |
commit | fd2b28971a2afbf54b6cb641aa6a2d5e940a1450 (patch) | |
tree | 1b103a8b2114125ffa8d79827d931aba3744a0d2 /mesalib/bin/perf-annotate-jit | |
parent | 62a1ce0583cf41c173f4edb91511430b552e04da (diff) | |
download | vcxsrv-fd2b28971a2afbf54b6cb641aa6a2d5e940a1450.tar.gz vcxsrv-fd2b28971a2afbf54b6cb641aa6a2d5e940a1450.tar.bz2 vcxsrv-fd2b28971a2afbf54b6cb641aa6a2d5e940a1450.zip |
xwininfo fontconfig libX11 libXau libXdmcp libXext mesa libXinerama libxcb libxcb/xcb-proto libfontenc pixman xkbcomp mkfontscale xkeyboard-config git update 4 Jun 2013
xserver commit c21344add2fc589df83b29be5831c36a372201bd
libxcb commit 9ae84ad187e2ba440c40f44b8eb21c82c2fdbf12
libxcb/xcb-proto commit bdfedfa57a13ff805580cfacafc70f9cc55df363
xkeyboard-config commit dad9ade4e83d1ef5a517fcc4cc9ad3a79b47acce
libX11 commit 8496122eb00ce6cd5d2308ee54f64b68c378e455
libXdmcp commit 0b443c1b769b9c9a3b45b4252afe07e18b709ff4
libXext commit d8366afbb0d2e4fbb1e419b1187f490522270bea
libfontenc commit 3acba630d8b57084f7e92c15732408711ed5137a
libXinerama commit 6e1d1dc328ba8162bba2f4694e7f3c706a1491ff
libXau commit 899790011304c4029e15abf410e49ce7cec17e0a
xkbcomp commit ed582f4fccd4e23abcfba8b3b03649fea6414f44
pixman commit 2acfac5f8e097ee2ae225d986f981b55d65dd152
mkfontscale commit 19e2cb7c6a3ec2c5b1bc0d24866fa685eef0ee13
xwininfo commit ba0d1b0da21d2dbdd81098ed5778f3792b472e13
fontconfig commit cd9b1033a68816a7acfbba1718ba0aa5888f6ec7
mesa commit 7bafd88c153e395274b632e7eae4bc9fc3aec1d2
Diffstat (limited to 'mesalib/bin/perf-annotate-jit')
-rw-r--r-- | mesalib/bin/perf-annotate-jit | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/mesalib/bin/perf-annotate-jit b/mesalib/bin/perf-annotate-jit new file mode 100644 index 000000000..746434008 --- /dev/null +++ b/mesalib/bin/perf-annotate-jit @@ -0,0 +1,251 @@ +#!/usr/bin/env python +# +# Copyright 2012 VMware Inc +# Copyright 2008-2009 Jose Fonseca +# +# 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, sublicense, 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 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 NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS 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. +# + +"""Perf annotate for JIT code. + +Linux `perf annotate` does not work with JIT code. This script takes the data +produced by `perf script` command, plus the diassemblies outputed by gallivm +into /tmp/perf-XXXXX.map.asm and produces output similar to `perf annotate`. + +See docs/llvmpipe.html for usage instructions. + +The `perf script` output parser was derived from the gprof2dot.py script. +""" + + +import sys +import os.path +import re +import optparse +import subprocess + + +class Parser: + """Parser interface.""" + + def __init__(self): + pass + + def parse(self): + raise NotImplementedError + + +class LineParser(Parser): + """Base class for parsers that read line-based formats.""" + + def __init__(self, file): + Parser.__init__(self) + self._file = file + self.__line = None + self.__eof = False + self.line_no = 0 + + def readline(self): + line = self._file.readline() + if not line: + self.__line = '' + self.__eof = True + else: + self.line_no += 1 + self.__line = line.rstrip('\r\n') + + def lookahead(self): + assert self.__line is not None + return self.__line + + def consume(self): + assert self.__line is not None + line = self.__line + self.readline() + return line + + def eof(self): + assert self.__line is not None + return self.__eof + + +mapFile = None + +def lookupMap(filename, matchSymbol): + global mapFile + mapFile = filename + stream = open(filename, 'rt') + for line in stream: + start, length, symbol = line.split() + + start = int(start, 16) + length = int(length,16) + + if symbol == matchSymbol: + return start + + return None + +def lookupAsm(filename, desiredFunction): + stream = open(filename + '.asm', 'rt') + while stream.readline() != desiredFunction + ':\n': + pass + + asm = [] + line = stream.readline().strip() + while line: + addr, instr = line.split(':', 1) + addr = int(addr) + asm.append((addr, instr)) + line = stream.readline().strip() + + return asm + + + +samples = {} + + +class PerfParser(LineParser): + """Parser for linux perf callgraph output. + + It expects output generated with + + perf record -g + perf script + """ + + def __init__(self, infile, symbol): + LineParser.__init__(self, infile) + self.symbol = symbol + + def readline(self): + # Override LineParser.readline to ignore comment lines + while True: + LineParser.readline(self) + if self.eof() or not self.lookahead().startswith('#'): + break + + def parse(self): + # read lookahead + self.readline() + + while not self.eof(): + self.parse_event() + + asm = lookupAsm(mapFile, self.symbol) + + addresses = samples.keys() + addresses.sort() + total_samples = 0 + + sys.stdout.write('%s:\n' % self.symbol) + for address, instr in asm: + try: + sample = samples.pop(address) + except KeyError: + sys.stdout.write(6*' ') + else: + sys.stdout.write('%6u' % (sample)) + total_samples += sample + sys.stdout.write('%6u: %s\n' % (address, instr)) + print 'total:', total_samples + assert len(samples) == 0 + + sys.exit(0) + + def parse_event(self): + if self.eof(): + return + + line = self.consume() + assert line + + callchain = self.parse_callchain() + if not callchain: + return + + def parse_callchain(self): + callchain = [] + while self.lookahead(): + function = self.parse_call(len(callchain) == 0) + if function is None: + break + callchain.append(function) + if self.lookahead() == '': + self.consume() + return callchain + + call_re = re.compile(r'^\s+(?P<address>[0-9a-fA-F]+)\s+(?P<symbol>.*)\s+\((?P<module>[^)]*)\)$') + + def parse_call(self, first): + line = self.consume() + mo = self.call_re.match(line) + assert mo + if not mo: + return None + + if not first: + return None + + function_name = mo.group('symbol') + if not function_name: + function_name = mo.group('address') + + module = mo.group('module') + + function_id = function_name + ':' + module + + address = mo.group('address') + address = int(address, 16) + + if function_name != self.symbol: + return None + + start_address = lookupMap(module, function_name) + address -= start_address + + #print function_name, module, address + + samples[address] = samples.get(address, 0) + 1 + + return True + + +def main(): + """Main program.""" + + optparser = optparse.OptionParser( + usage="\n\t%prog [options] symbol_name") + (options, args) = optparser.parse_args(sys.argv[1:]) + if len(args) != 1: + optparser.error('wrong number of arguments') + + symbol = args[0] + + p = subprocess.Popen(['perf', 'script'], stdout=subprocess.PIPE, stderr=subprocess.PIPE) + parser = PerfParser(p.stdout, symbol) + parser.parse() + + +if __name__ == '__main__': + main() + + +# vim: set sw=4 et: |