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3c9057f3 SS |
1 | # Copyright 2011 |
2 | # Free Software Foundation, Inc. | |
3 | ||
4 | # This program is free software; you can redistribute it and/or modify | |
5 | # it under the terms of the GNU General Public License as published by | |
6 | # the Free Software Foundation; either version 3 of the License, or | |
7 | # (at your option) any later version. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
17 | load_lib "trace-support.exp" | |
18 | ||
19 | set testfile "tspeed" | |
20 | set srcfile ${testfile}.c | |
21 | set executable $testfile | |
22 | set binfile $objdir/$subdir/$executable | |
23 | ||
24 | set ipalib $objdir/../gdbserver/libinproctrace.so | |
25 | ||
26 | if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ | |
27 | executable [concat {debug nowarnings c} libs=$ipalib]] != "" } { | |
28 | untested tspeed.exp | |
29 | return -1 | |
30 | } | |
31 | ||
32 | # Typically we need a little extra time for this test. | |
33 | set timeout 180 | |
34 | ||
35 | set ws "\[\r\n\t \]+" | |
36 | set cr "\[\r\n\]+" | |
37 | ||
38 | # | |
39 | # Utility procs | |
40 | # | |
41 | ||
42 | proc prepare_for_trace_test {} { | |
43 | global executable | |
44 | ||
45 | clean_restart $executable | |
46 | ||
47 | runto_main | |
48 | ||
49 | set testline [gdb_get_line_number "set pre-run breakpoint here"] | |
50 | ||
51 | gdb_test "break $testline" ".*" "" | |
52 | ||
53 | set testline [gdb_get_line_number "set post-run breakpoint here"] | |
54 | ||
55 | gdb_test "break $testline" ".*" "" | |
56 | } | |
57 | ||
58 | proc run_trace_experiment {} { | |
59 | ||
60 | gdb_test "continue" \ | |
61 | ".*Breakpoint \[0-9\]+, main .*" \ | |
62 | "advance to trace begin" | |
63 | ||
64 | gdb_test_no_output "tstart" "start trace experiment" | |
65 | ||
66 | gdb_test "continue" \ | |
67 | ".*Breakpoint \[0-9\]+, main .*" \ | |
68 | "advance through tracing" | |
69 | ||
70 | gdb_test "tstatus" ".*Trace .*" "check on trace status" | |
71 | ||
72 | gdb_test "tstop" "" "" | |
73 | } | |
74 | ||
75 | proc gdb_slow_trace_speed_test { } { | |
76 | ||
77 | gdb_delete_tracepoints | |
78 | ||
79 | gdb_test "print iters = init_iters" ".* = .*"; | |
80 | ||
81 | set testline [gdb_get_line_number "set tracepoint here"] | |
82 | ||
83 | gdb_test "trace $testline if (globfoo != 12 && globfoo2 == 45)" \ | |
84 | "Tracepoint \[0-9\]+ at .*" \ | |
85 | "set slow tracepoint" | |
86 | ||
87 | # Begin the test. | |
88 | run_trace_experiment | |
89 | } | |
90 | ||
91 | proc gdb_fast_trace_speed_test { } { | |
92 | ||
93 | gdb_delete_tracepoints | |
94 | ||
95 | gdb_test "print iters = init_iters" ".* = .*"; | |
96 | ||
97 | set run_ftrace 0 | |
98 | ||
99 | set testline [gdb_get_line_number "set tracepoint here"] | |
100 | ||
101 | gdb_test_multiple "ftrace $testline if (globfoo != 12 && globfoo2 == 45)" \ | |
102 | "set conditional fast tracepoint" { | |
103 | -re "Fast tracepoint \[0-9\]+ at .*" { | |
104 | pass "set conditional fast tracepoint, done" | |
105 | set run_ftrace 1 | |
106 | } | |
107 | -re "May not have a fast tracepoint at .*" { | |
108 | pass "set conditional fast tracepoint, not allowed at line" | |
109 | } | |
110 | } | |
111 | ||
112 | # If the fast tracepoint couldn't be set, don't bother with the run. | |
113 | if { $run_ftrace == 1 } then { | |
114 | ||
115 | # Begin the test. | |
116 | run_trace_experiment | |
117 | } | |
118 | } | |
119 | ||
120 | proc gdb_trace_collection_test {} { | |
121 | ||
122 | prepare_for_trace_test | |
123 | ||
124 | gdb_slow_trace_speed_test | |
125 | ||
126 | gdb_fast_trace_speed_test | |
127 | } | |
128 | ||
129 | clean_restart $executable | |
130 | runto_main | |
131 | ||
132 | # We generously give ourselves one "pass" if we successfully | |
133 | # detect that this test cannot be run on this target! | |
134 | if { ![gdb_target_supports_trace] } then { | |
135 | pass "Current target does not support trace" | |
136 | return 1; | |
137 | } | |
138 | ||
139 | # Body of test encased in a proc so we can return prematurely. | |
140 | gdb_trace_collection_test |