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0b302171 | 1 | # Copyright 2002-2005, 2007-2012 Free Software Foundation, Inc. |
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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 | # Regression test for PR11557. Make sure we don't end up with a stale | |
17 | # register cache just after resuming a thread. | |
18 | ||
d5b4a7be YQ |
19 | if { ![support_displaced_stepping] } { |
20 | unsupported "displaced stepping" | |
21 | return -1 | |
22 | } | |
23 | ||
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24 | load_lib mi-support.exp |
25 | set MIFLAGS "-i=mi" | |
26 | ||
27 | gdb_exit | |
28 | if {[mi_gdb_start]} { | |
29 | continue | |
30 | } | |
31 | ||
32 | proc mi_nonstop_resume { command test } { | |
33 | if { [mi_send_resuming_command $command $test] != 0 } { | |
34 | # If a resume fails, assume non-stop is broken or unsupported | |
35 | # for this target. We have logged a FAIL or UNSUPPORTED; skip | |
36 | # the remaining tests to limit timeouts. | |
37 | return -code continue | |
38 | } | |
39 | } | |
40 | ||
41 | # | |
42 | # Start here | |
43 | # | |
44 | set testfile "ns-stale-regcache" | |
45 | set srcfile "$testfile.c" | |
46 | set binfile "$objdir/$subdir/mi-$testfile" | |
47 | ||
48 | set options [list debug incdir=$objdir] | |
49 | if {[gdb_compile "$srcdir/$subdir/$srcfile" \ | |
50 | $binfile executable $options] != "" } { | |
51 | return -1 | |
52 | } | |
53 | ||
54 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
55 | mi_gdb_load $binfile | |
56 | ||
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57 | mi_gdb_test "-gdb-set non-stop 1" ".*" |
58 | mi_gdb_test "-gdb-set target-async 1" ".*" | |
fcdfa280 | 59 | mi_detect_async |
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60 | |
61 | if { [mi_run_to_main] < 0 } { | |
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62 | continue |
63 | } | |
64 | ||
65 | # Check that register and stack info don't end up stale after resuming | |
66 | # a thread. | |
67 | mi_nonstop_resume "exec-continue" "resume thread" | |
68 | ||
69 | mi_gdb_test "-data-evaluate-expression \$pc" \ | |
70 | "\\^error,msg=\".*\"" "no stale register cache of resumed thread" | |
71 | ||
72 | mi_gdb_test "-stack-info-frame" \ | |
73 | "\\^error,msg=\".*\"" "no stale frame info of resumed thread" | |
74 | ||
75 | # Check that the thread is still running. If the above tests passed, | |
76 | # we want it to be for the right reasons. | |
77 | mi_check_thread_states {"running"} "main thread still running" | |
78 | ||
79 | mi_gdb_exit |