1# Copyright (C) 2013-2016 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# This test case is to test the speed of GDB when it is analyzing the 17# function prologue. 18 19from perftest import perftest 20 21class SkipPrologue(perftest.TestCaseWithBasicMeasurements): 22 def __init__(self, count): 23 super(SkipPrologue, self).__init__("skip-prologue") 24 self.count = count 25 26 def _test(self): 27 for _ in range(1, self.count): 28 # Insert breakpoints on function f1 and f2. 29 bp1 = gdb.Breakpoint("f1") 30 bp2 = gdb.Breakpoint("f2") 31 # Remove them. 32 bp1.delete() 33 bp2.delete() 34 35 def warm_up(self): 36 self._test() 37 38 def execute_test(self): 39 for i in range(1, 4): 40 gdb.execute("set code-cache off") 41 gdb.execute("set code-cache on") 42 self.measure.measure(self._test, i) 43