Mercurial > hg
view mercurial/lsprofcalltree.py @ 41673:1db5ae4b0dda
cleanup: prefer matchmod.{always,never}() over accessing matchers directly
We have these factory methods so we should use them.
Differential Revision: https://phab.mercurial-scm.org/D5927
author | Martin von Zweigbergk <martinvonz@google.com> |
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date | Sun, 10 Feb 2019 14:16:37 -0800 |
parents | 720355c7b7c9 |
children | 2372284d9457 |
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""" lsprofcalltree.py - lsprof output which is readable by kcachegrind Authors: * David Allouche <david <at> allouche.net> * Jp Calderone & Itamar Shtull-Trauring * Johan Dahlin This software may be used and distributed according to the terms of the GNU General Public License, incorporated herein by reference. """ from __future__ import absolute_import from . import ( pycompat, ) def label(code): if isinstance(code, str): # built-in functions ('~' sorts at the end) return '~' + pycompat.sysbytes(code) else: return '%s %s:%d' % (pycompat.sysbytes(code.co_name), pycompat.sysbytes(code.co_filename), code.co_firstlineno) class KCacheGrind(object): def __init__(self, profiler): self.data = profiler.getstats() self.out_file = None def output(self, out_file): self.out_file = out_file out_file.write(b'events: Ticks\n') self._print_summary() for entry in self.data: self._entry(entry) def _print_summary(self): max_cost = 0 for entry in self.data: totaltime = int(entry.totaltime * 1000) max_cost = max(max_cost, totaltime) self.out_file.write(b'summary: %d\n' % max_cost) def _entry(self, entry): out_file = self.out_file code = entry.code if isinstance(code, str): out_file.write(b'fi=~\n') else: out_file.write(b'fi=%s\n' % pycompat.sysbytes(code.co_filename)) out_file.write(b'fn=%s\n' % label(code)) inlinetime = int(entry.inlinetime * 1000) if isinstance(code, str): out_file.write(b'0 %d\n' % inlinetime) else: out_file.write(b'%d %d\n' % (code.co_firstlineno, inlinetime)) # recursive calls are counted in entry.calls if entry.calls: calls = entry.calls else: calls = [] if isinstance(code, str): lineno = 0 else: lineno = code.co_firstlineno for subentry in calls: self._subentry(lineno, subentry) out_file.write(b'\n') def _subentry(self, lineno, subentry): out_file = self.out_file code = subentry.code out_file.write(b'cfn=%s\n' % label(code)) if isinstance(code, str): out_file.write(b'cfi=~\n') out_file.write(b'calls=%d 0\n' % subentry.callcount) else: out_file.write(b'cfi=%s\n' % pycompat.sysbytes(code.co_filename)) out_file.write(b'calls=%d %d\n' % ( subentry.callcount, code.co_firstlineno)) totaltime = int(subentry.totaltime * 1000) out_file.write(b'%d %d\n' % (lineno, totaltime))