1# Copyright (C) 2013-2021 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 21 22class SkipPrologue(perftest.TestCaseWithBasicMeasurements): 23 def __init__(self, count): 24 super(SkipPrologue, self).__init__("skip-prologue") 25 self.count = count 26 27 def _test(self): 28 for _ in range(1, self.count): 29 # Insert breakpoints on function f1 and f2. 30 bp1 = gdb.Breakpoint("f1") 31 bp2 = gdb.Breakpoint("f2") 32 # Remove them. 33 bp1.delete() 34 bp2.delete() 35 36 def warm_up(self): 37 self._test() 38 39 def execute_test(self): 40 for i in range(1, 4): 41 gdb.execute("set code-cache off") 42 gdb.execute("set code-cache on") 43 self.measure.measure(self._test, i) 44