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# Copyright (C) 2013-2017 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/>.
# This test case is to test the speed of GDB when it is handling the
# shared libraries of inferior are loaded and unloaded.
from perftest import perftest
from perftest import measure
class SolibLoadUnload1(perftest.TestCaseWithBasicMeasurements):
def __init__(self, solib_count, measure_load):
if measure_load:
name = "solib_load"
else:
name = "solib_unload"
# We want to measure time in this test.
super (SolibLoadUnload1, self).__init__ (name)
self.solib_count = solib_count
self.measure_load = measure_load
def warm_up(self):
do_test_load = "call do_test_load (%d)" % self.solib_count
do_test_unload = "call do_test_unload (%d)" % self.solib_count
gdb.execute(do_test_load)
gdb.execute(do_test_unload)
def execute_test(self):
num = self.solib_count
iteration = 5;
while num > 0 and iteration > 0:
# Do inferior calls to do_test_load and do_test_unload in pairs,
# but measure differently.
if self.measure_load:
do_test_load = "call do_test_load (%d)" % num
func = lambda: gdb.execute (do_test_load)
self.measure.measure(func, num)
do_test_unload = "call do_test_unload (%d)" % num
gdb.execute (do_test_unload)
else:
do_test_load = "call do_test_load (%d)" % num
gdb.execute (do_test_load)
do_test_unload = "call do_test_unload (%d)" % num
func = lambda: gdb.execute (do_test_unload)
self.measure.measure(func, num)
num = num / 2
iteration -= 1
class SolibLoadUnload(object):
def __init__(self, solib_count):
self.solib_count = solib_count;
def run(self):
SolibLoadUnload1(self.solib_count, True).run()
SolibLoadUnload1(self.solib_count, False).run()
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