gdb/testsuite/gdb.perf/disassemble.py

   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 from perftest import perftest
  17
  18
  19 class Disassemble(perftest.TestCaseWithBasicMeasurements):
  20     def __init__(self):
  21         super(Disassemble, self).__init__("disassemble")
  22
  23     def warm_up(self):
  24         do_test_command = "disassemble ada_evaluate_subexp"
  25         gdb.execute(do_test_command, False, True)
  26
  27     def _do_test(self, c):
  28         for func in [
  29             "evaluate_subexp_standard",
  30             "handle_inferior_event",
  31             "c_parse_internal",
  32         ]:
  33             do_test_command = "disassemble %s" % func
  34             for _ in range(c + 1):
  35                 gdb.execute(do_test_command, False, True)
  36
  37     def execute_test(self):
  38         for i in range(3):
  39             # Flush code cache.
  40             gdb.execute("set code-cache off")
  41             gdb.execute("set code-cache on")
  42             self.measure.measure(lambda: self._do_test(i), i)