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# Copyright (C) 2015 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Measure speed of ptype of a std::string object.
# The difference between this test and gmonster-print-cerr.py is that
# here we are working with fully expanded symtabs. GDB searches
# these before it searches the index (there is work-in-progress to fix this),
# this test helps measure the issue.
from perftest import perftest
from perftest import measure
from perftest import utils
class GmonsterPtypeString(perftest.TestCaseWithBasicMeasurements):
def __init__(self, name, run_names, binfile):
super(GmonsterPtypeString, self).__init__(name)
self.run_names = run_names
self.binfile = binfile
def warm_up(self):
pass
def execute_test(self):
for run in self.run_names:
this_run_binfile = "%s-%s" % (self.binfile,
utils.convert_spaces(run))
utils.select_file(this_run_binfile)
utils.runto_main()
utils.safe_execute("mt expand-symtabs")
iteration = 5
while iteration > 0:
utils.safe_execute("mt flush-symbol-cache")
func1 = lambda: utils.safe_execute("ptype hello")
func = lambda: utils.run_n_times(2, func1)
self.measure.measure(func, run)
iteration -= 1
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