49 lines
2.0 KiB
Python
49 lines
2.0 KiB
Python
# Copyright (C) 2015-2017 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Measure speed of ptype of a std::string object.
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# The difference between this test and gmonster-print-cerr.py is that
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# here we are working with fully expanded symtabs. GDB searches
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# these before it searches the index (there is work-in-progress to fix this),
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# this test helps measure the issue.
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from perftest import perftest
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from perftest import measure
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from perftest import utils
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class GmonsterPtypeString(perftest.TestCaseWithBasicMeasurements):
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def __init__(self, name, run_names, binfile):
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super(GmonsterPtypeString, self).__init__(name)
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self.run_names = run_names
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self.binfile = binfile
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def warm_up(self):
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pass
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def execute_test(self):
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for run in self.run_names:
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this_run_binfile = "%s-%s" % (self.binfile,
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utils.convert_spaces(run))
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utils.select_file(this_run_binfile)
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utils.runto_main()
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utils.safe_execute("mt expand-symtabs")
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iteration = 5
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while iteration > 0:
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utils.safe_execute("mt flush-symbol-cache")
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func1 = lambda: utils.safe_execute("ptype hello")
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func = lambda: utils.run_n_times(2, func1)
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self.measure.measure(func, run)
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iteration -= 1
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