sidedatacopies: only read from copies when in this mode
If we know we expect data from sidedata, we read them from sidedata and nothing
else.
This avoid looking into extra for revision without sidedata entries. Such
revision will be introduced in the next changesets.
Differential Revision: https://phab.mercurial-scm.org/D7067
"""
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 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(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))