vdso.exp revision 1.1 
1# This testcase is part of GDB, the GNU debugger.
2#
3# Copyright 2014-2015 Free Software Foundation, Inc.
4#
5# Contributed by Intel Corp. <markus.t.metzger@intel.com>
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 3 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19#
20#
21# Test that we can access the vdso memory during replay for stepping.
22
23# check for btrace support
24if { [skip_btrace_tests] } { return -1 }
25
26# start inferior
27standard_testfile
28if [prepare_for_testing $testfile.exp $testfile $srcfile] {
29    return -1
30}
31if ![runto_main] {
32    return -1
33}
34
35# capture the disassembly of gettimeofday while live debugging
36set live_gettimeofday [capture_command_output "disassemble gettimeofday" ""]
37
38# trace the test code
39gdb_test_no_output "record btrace"
40gdb_test "next" "main\.2.*"
41
42with_test_prefix "replay" {
43	# capture the disassembly of gettimeofday while replaying
44	gdb_test "record goto begin" "main\.1.*"
45	set replay_gettimeofday [capture_command_output "disassemble gettimeofday" ""]
46
47	# the two disassemblies must be identical
48	if ![string compare $live_gettimeofday $replay_gettimeofday]  {
49		pass "disassemble gettimeofday"
50	} else {
51		fail "disassemble gettimeofday"
52	}
53}
54