Mercurial > hg
view mercurial/lsprofcalltree.py @ 51096:8ec2de9c6770
revlog: move the_revisioncache on the inner object
The goal for this inner object is to compute that things we cache, it make more
sense to have the inner object handle it directly.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Thu, 19 Oct 2023 03:33:59 +0200 |
parents | 642e31cb55f0 |
children |
line wrap: on
line source
""" 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 . import pycompat def label(code): if isinstance(code, str): # built-in functions ('~' sorts at the end) return b'~' + pycompat.sysbytes(code) else: return b'%s %s:%d' % ( pycompat.sysbytes(code.co_name), pycompat.sysbytes(code.co_filename), code.co_firstlineno, ) class KCacheGrind: 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))