07d100d43e
This patch add a perf test case on skip-prologue by inserting breakpoints on two functions many times, in order to exercise skip-prologue. gdb/testsuite: 2013-12-15 Yao Qi <yao@codesourcery.com> * gdb.perf/skip-prologue.c: New. * gdb.perf/skip-prologue.exp: New. * gdb.perf/skip-prologue.py: New.
42 lines
1.5 KiB
Python
42 lines
1.5 KiB
Python
# Copyright (C) 2013 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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# This test case is to test the speed of GDB when it is analyzing the
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# function prologue.
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from perftest import perftest
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class SkipPrologue(perftest.TestCaseWithBasicMeasurements):
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def __init__(self, count):
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super(SkipPrologue, self).__init__("skip-prologue")
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self.count = count
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def _test(self):
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for _ in range(1, self.count):
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# Insert breakpoints on function f1 and f2.
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bp1 = gdb.Breakpoint("f1")
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bp2 = gdb.Breakpoint("f2")
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# Remove them.
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bp1.delete()
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bp2.delete()
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def warm_up(self):
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self._test()
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def execute_test(self):
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for i in range(1, 4):
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gdb.execute("set code-cache off")
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gdb.execute("set code-cache on")
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self.measure.measure(self._test, i)
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