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6e07b1d2 MM |
1 | # This testcase is part of GDB, the GNU debugger. |
2 | # | |
32d0add0 | 3 | # Copyright 2013-2015 Free Software Foundation, Inc. |
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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 | # check for btrace support | |
21 | if { [skip_btrace_tests] } { return -1 } | |
22 | ||
23 | # start inferior | |
24 | standard_testfile x86-record_goto.S | |
25 | if [prepare_for_testing delta.exp $testfile $srcfile] { | |
26 | return -1 | |
27 | } | |
28 | if ![runto_main] { | |
29 | return -1 | |
30 | } | |
31 | ||
32 | # proceed to some sequential code | |
33 | gdb_test "next" | |
34 | ||
35 | # start tracing | |
36 | gdb_test_no_output "record btrace" | |
37 | ||
38 | # we start without trace | |
39 | with_test_prefix "no trace" { | |
40 | gdb_test "info record" [join [list \ | |
41 | "Active record target: record-btrace" \ | |
f4abbc16 | 42 | "Recording format: .*" \ |
6e07b1d2 MM |
43 | "Recorded 0 instructions in 0 functions for .*" \ |
44 | ] "\r\n"] | |
45 | gdb_test "record instruction-history" "No trace\." | |
46 | gdb_test "record function-call-history" "No trace\." | |
47 | } | |
48 | ||
49 | # we record each single-step, even if we have not seen a branch, yet. | |
50 | gdb_test "stepi" | |
51 | ||
52 | proc check_trace {} { | |
53 | gdb_test "info record" [join [list \ | |
54 | "Active record target: record-btrace" \ | |
f4abbc16 | 55 | "Recording format: .*" \ |
6e07b1d2 MM |
56 | "Recorded 1 instructions in 1 functions for .*" \ |
57 | ] "\r\n"] | |
58 | gdb_test "record instruction-history /f 1" \ | |
59 | "1\t 0x\[0-9a-f\]+ <\\+\[0-9\]+>:\tmov *\\\$0x0,%eax\r" | |
60 | gdb_test "record function-call-history /c 1" "1\tmain" | |
61 | } | |
62 | ||
63 | # make sure we don't extend the trace when we ask twice. | |
64 | with_test_prefix "once" { | |
65 | check_trace | |
66 | } | |
67 | ||
68 | with_test_prefix "twice" { | |
69 | check_trace | |
70 | } | |
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71 | |
72 | # check that we can reverse-stepi that instruction | |
73 | gdb_test "reverse-stepi" | |
74 | gdb_test "info record" [join [list \ | |
75 | "Active record target: record-btrace" \ | |
f4abbc16 | 76 | "Recording format: .*" \ |
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77 | "Recorded 1 instructions in 1 functions for .*" \ |
78 | "Replay in progress\. At instruction 1\." \ | |
79 | ] "\r\n"] "reverse-stepi" | |
80 | ||
81 | # and back | |
82 | gdb_test "stepi" | |
83 | gdb_test "info record" [join [list \ | |
84 | "Active record target: record-btrace" \ | |
f4abbc16 | 85 | "Recording format: .*" \ |
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86 | "Recorded 1 instructions in 1 functions for .*" \ |
87 | ] "\r\n"] "and back" |