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7b6bb8da | 1 | # Copyright 2008, 2009, 2010, 2011 Free Software Foundation, Inc. |
28d41a99 MS |
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 file is part of the GDB testsuite. It tests stepping over | |
17 | # consecutive instructions in reverse. | |
18 | ||
19 | if ![target_info exists gdb,can_reverse] { | |
20 | return | |
21 | } | |
22 | ||
23 | set testfile "consecutive-reverse" | |
24 | set srcfile ${testfile}.c | |
25 | ||
26 | if { [prepare_for_testing $testfile.exp $testfile $srcfile] } { | |
27 | return -1 | |
28 | } | |
29 | ||
30 | runto main | |
31 | ||
32 | if [target_info exists gdb,use_precord] { | |
33 | # Activate process record/replay | |
bcd2dc50 | 34 | gdb_test_no_output "record" "Turn on process record" |
28d41a99 MS |
35 | } |
36 | ||
37 | gdb_breakpoint foo | |
38 | gdb_test "continue" "Breakpoint $decimal, foo .*" \ | |
39 | "continue to breakpoint in foo" | |
40 | ||
41 | set foo1_addr 0 | |
42 | set foo2_addr 0 | |
43 | set stop_addr 0 | |
44 | ||
ec9f1212 | 45 | gdb_test_multiple "x /2i \$pc" "get breakpoint address for foo" { |
28d41a99 MS |
46 | global hex |
47 | global foo1_addr | |
48 | global foo2_addr | |
49 | global gdb_prompt | |
50 | ||
4cf866a3 | 51 | -re "=> ($hex).*\[\r\n\]+ ($hex).*$gdb_prompt $" { |
28d41a99 MS |
52 | set foo1_addr $expect_out(1,string) |
53 | set foo2_addr $expect_out(2,string) | |
54 | pass "get breakpoint address for foo" | |
55 | } | |
28d41a99 MS |
56 | } |
57 | ||
58 | gdb_test "break \*$foo2_addr" "Breakpoint $decimal at $foo2_addr: file .*" \ | |
59 | "set bp, 2nd instr" | |
60 | ||
4cf866a3 MS |
61 | set testmsg "stopped at bp, 2nd instr" |
62 | gdb_test_multiple "step" $testmsg { | |
28d41a99 MS |
63 | -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" { |
64 | set stop_addr $expect_out(1,string) | |
65 | if [eval expr "$foo2_addr == $stop_addr"] then { | |
66 | pass "stopped at bp, 2nd instr" | |
67 | } else { | |
68 | fail "stopped at bp, 2nd instr (wrong address)" | |
69 | } | |
70 | } | |
28d41a99 MS |
71 | } |
72 | ||
73 | ### | |
74 | ### | |
75 | ### | |
76 | ||
77 | # Set reverse execution direction | |
28d41a99 | 78 | |
bcd2dc50 | 79 | gdb_test_no_output "set exec-dir reverse" "set reverse execution" |
28d41a99 MS |
80 | |
81 | # Now step backward and hope to hit the first breakpoint. | |
82 | ||
83 | set test_msg "stopped at bp in reverse, 1st instr" | |
84 | gdb_test_multiple "step" "$test_msg" { | |
85 | -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" { | |
86 | set stop_addr $expect_out(1,string) | |
87 | if [eval expr "$foo1_addr == $stop_addr"] then { | |
88 | pass "$test_msg" | |
89 | } else { | |
90 | fail "$test_msg (wrong address)" | |
91 | } | |
92 | } | |
93 | -re "Breakpoint $decimal, foo.*$gdb_prompt $" { | |
ec9f1212 MS |
94 | gdb_test "print \$pc == $foo1_addr" \ |
95 | "$decimal = 1" \ | |
96 | "$test_msg" | |
28d41a99 MS |
97 | } |
98 | } |