Mercurial > hg
view mercurial/lsprofcalltree.py @ 40985:4277e20cfec4
rust-cpython: build and support for Python3
Defined Cargo features for Python3, making them overall simpler to
use, hooked them in build and made mercurial.rustext importable.
This is tested with Python 3.6.7.
Differential Revision: https://phab.mercurial-scm.org/D5446
author | Georges Racinet <gracinet@anybox.fr> |
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date | Mon, 17 Dec 2018 15:05:52 +0100 |
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))