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3666a048 | 1 | # Copyright 2014-2021 Free Software Foundation, Inc. |
f33da99a SDJ |
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 | # This testcase is for PR breakpoints/16889 | |
17 | ||
18 | standard_testfile ".S" | |
19 | ||
b972bd9c | 20 | if { ![istarget "x86_64-*-*"] || ![is_lp64_target] } { |
f33da99a SDJ |
21 | verbose "Skipping $testfile.exp" |
22 | return | |
23 | } | |
24 | ||
25 | if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } { | |
26 | return -1 | |
27 | } | |
28 | ||
29 | # Helper procedure to go to probe NAME | |
30 | ||
31 | proc goto_probe { name } { | |
32 | global decimal hex | |
33 | ||
34 | gdb_test "break -pstap $name" "Breakpoint $decimal at $hex" | |
35 | gdb_test "continue" "Breakpoint $decimal, main \\(\\) at .*\r\n.*STAP_PROBE1.*${name},.*\\)" | |
36 | } | |
37 | ||
38 | # Helper procedure to test the probe's argument | |
39 | ||
40 | proc test_probe_value { value reg_val } { | |
41 | gdb_test "print \$_probe_argc" "= 1" | |
42 | gdb_test "print \$_probe_arg0" "= $value" | |
43 | gdb_test "print \$_probe_arg0 == *((unsigned int *) (${reg_val}))" "= 1" | |
44 | } | |
45 | ||
30a1e6cc SDJ |
46 | proc test_probe_value_without_reg { value } { |
47 | gdb_test "print \$_probe_argc" "= 1" | |
48 | gdb_test "print \$_probe_arg0" "= $value" | |
49 | } | |
50 | ||
f33da99a SDJ |
51 | if { ![runto_main] } { |
52 | return -1 | |
53 | } | |
54 | ||
55 | foreach probe_name [list "foo" "bar" "foo_prefix" "bar_prefix"] \ | |
56 | probe_val [list "42" "42" "42" "42"] \ | |
57 | probe_reg_val [list "\$rsp" "\$rbp - 8" "\$rsp" "\$rbp - 8"] { | |
58 | with_test_prefix $probe_name { | |
59 | goto_probe $probe_name | |
60 | test_probe_value $probe_val $probe_reg_val | |
61 | } | |
62 | } | |
30a1e6cc SDJ |
63 | |
64 | # Testing normal probes, with several prefixes. | |
65 | ||
66 | set normal_probes_names { } | |
67 | ||
68 | foreach bit [list 8 16 32 64] { | |
69 | lappend normal_probes_names "uint${bit}_probe" | |
70 | lappend normal_probes_names "int${bit}_probe" | |
71 | } | |
72 | ||
73 | foreach probe_name $normal_probes_names \ | |
74 | probe_val [list 8 -8 16 -16 32 -32 64 -64] { | |
75 | with_test_prefix $probe_name { | |
76 | goto_probe $probe_name | |
77 | test_probe_value_without_reg $probe_val | |
78 | } | |
79 | } | |
80 | ||
81 | # Testing the fail probes. | |
82 | ||
83 | with_test_prefix "fail_probe" { | |
84 | goto_probe "fail_probe" | |
85 | gdb_test "print \$_probe_arg0" "warning: unrecognized bitness `-7' for probe `fail_probe'\r\nInvalid probe argument 0 -- probe has 0 arguments available" | |
86 | } | |
87 | ||
88 | with_test_prefix "fail2_probe" { | |
89 | goto_probe "fail2_probe" | |
90 | gdb_test "print \$_probe_arg0" "Unknown numeric token on expression `23-@\\\$16'." | |
91 | } |