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618f726f | 1 | # Copyright 2008-2016 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 | # This file is part of the GDB testsuite. It tests stepping over | |
17 | # consecutive instructions in reverse. | |
18 | ||
d3895d7d | 19 | if ![supports_reverse] { |
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20 | return |
21 | } | |
22 | ||
7686c074 | 23 | standard_testfile |
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24 | |
25 | if { [prepare_for_testing $testfile.exp $testfile $srcfile] } { | |
26 | return -1 | |
27 | } | |
28 | ||
29 | runto main | |
30 | ||
d3895d7d | 31 | if [supports_process_record] { |
28d41a99 | 32 | # Activate process record/replay |
bcd2dc50 | 33 | gdb_test_no_output "record" "Turn on process record" |
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34 | } |
35 | ||
36 | gdb_breakpoint foo | |
37 | gdb_test "continue" "Breakpoint $decimal, foo .*" \ | |
38 | "continue to breakpoint in foo" | |
39 | ||
40 | set foo1_addr 0 | |
41 | set foo2_addr 0 | |
42 | set stop_addr 0 | |
43 | ||
ec9f1212 | 44 | gdb_test_multiple "x /2i \$pc" "get breakpoint address for foo" { |
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45 | global hex |
46 | global foo1_addr | |
47 | global foo2_addr | |
48 | global gdb_prompt | |
49 | ||
4cf866a3 | 50 | -re "=> ($hex).*\[\r\n\]+ ($hex).*$gdb_prompt $" { |
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51 | set foo1_addr $expect_out(1,string) |
52 | set foo2_addr $expect_out(2,string) | |
53 | pass "get breakpoint address for foo" | |
54 | } | |
28d41a99 MS |
55 | } |
56 | ||
57 | gdb_test "break \*$foo2_addr" "Breakpoint $decimal at $foo2_addr: file .*" \ | |
58 | "set bp, 2nd instr" | |
59 | ||
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60 | set testmsg "stopped at bp, 2nd instr" |
61 | gdb_test_multiple "step" $testmsg { | |
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62 | -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" { |
63 | set stop_addr $expect_out(1,string) | |
64 | if [eval expr "$foo2_addr == $stop_addr"] then { | |
65 | pass "stopped at bp, 2nd instr" | |
66 | } else { | |
67 | fail "stopped at bp, 2nd instr (wrong address)" | |
68 | } | |
69 | } | |
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70 | } |
71 | ||
72 | ### | |
73 | ### | |
74 | ### | |
75 | ||
76 | # Set reverse execution direction | |
28d41a99 | 77 | |
bcd2dc50 | 78 | gdb_test_no_output "set exec-dir reverse" "set reverse execution" |
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79 | |
80 | # Now step backward and hope to hit the first breakpoint. | |
81 | ||
82 | set test_msg "stopped at bp in reverse, 1st instr" | |
83 | gdb_test_multiple "step" "$test_msg" { | |
84 | -re "Breakpoint $decimal, ($hex) in foo.*$gdb_prompt $" { | |
85 | set stop_addr $expect_out(1,string) | |
86 | if [eval expr "$foo1_addr == $stop_addr"] then { | |
87 | pass "$test_msg" | |
88 | } else { | |
89 | fail "$test_msg (wrong address)" | |
90 | } | |
91 | } | |
92 | -re "Breakpoint $decimal, foo.*$gdb_prompt $" { | |
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93 | gdb_test "print \$pc == $foo1_addr" \ |
94 | "$decimal = 1" \ | |
95 | "$test_msg" | |
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96 | } |
97 | } |