gdb/testsuite/gdb.perf/disassemble.py

   1 # Copyright (C) 2013-2018 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 class Disassemble(perftest.TestCaseWithBasicMeasurements):
  19     def __init__(self):
  20         super (Disassemble, self).__init__ ("disassemble")
  21
  22     def warm_up(self):
  23         do_test_command = "disassemble ada_evaluate_subexp"
  24         gdb.execute (do_test_command, False, True)
  25
  26     def _do_test(self, c):
  27         for func in ["evaluate_subexp_standard", "handle_inferior_event", "c_parse_internal"]:
  28             do_test_command = "disassemble %s" % func
  29             for _ in range(c+1):
  30                 gdb.execute (do_test_command, False, True)
  31
  32     def execute_test(self):
  33         for i in range(3):
  34             # Flush code cache.
  35             gdb.execute("set code-cache off");
  36             gdb.execute("set code-cache on");
  37             self.measure.measure(lambda: self._do_test(i), i)
  38