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ecd75fc8 | 1 | # Copyright (C) 2008-2014 Free Software Foundation, Inc. |
514f746b AR |
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 | ||
17 | # This file is part of the gdb testsuite. | |
18 | ||
514f746b AR |
19 | # Test stepping over permanent breakpoints on i386. |
20 | ||
af48d08f | 21 | if { ![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"] } then { |
514f746b AR |
22 | verbose "Skipping skip over permanent breakpoint on i386 tests." |
23 | return | |
24 | } | |
25 | ||
3b48433d | 26 | set testfile "i386-bp_permanent" |
af48d08f | 27 | set srcfile i386-bp_permanent.c |
514f746b AR |
28 | set binfile ${objdir}/${subdir}/${testfile} |
29 | ||
30 | # some targets have leading underscores on assembly symbols. | |
ee5683ab | 31 | set additional_flags [gdb_target_symbol_prefix_flags] |
514f746b AR |
32 | |
33 | # Don't use "debug", so that we don't have line information for the assembly | |
34 | # fragments. | |
35 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list $additional_flags]] != "" } { | |
3b48433d | 36 | untested ${testfile}.exp |
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37 | return -1 |
38 | } | |
39 | ||
40 | ||
41 | gdb_exit | |
42 | gdb_start | |
43 | gdb_reinitialize_dir $srcdir/$subdir | |
44 | gdb_load ${binfile} | |
45 | ||
46 | # | |
47 | # Run to `main' where we begin our tests. | |
48 | # | |
49 | ||
50 | if ![runto_main] then { | |
51 | return -1 | |
52 | } | |
53 | ||
af48d08f | 54 | set function "standard" |
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55 | |
56 | set retcode [gdb_test_multiple "disassemble $function" "Disassemble function '$function'" { | |
af48d08f PA |
57 | -re "($hex) <\\+0>.*($hex) <\\+$decimal>.*int3.*($hex) <\\+$decimal>.*leave.*$gdb_prompt $" { |
58 | set address_bp $expect_out(2,string) | |
59 | set address_after_bp $expect_out(3,string) | |
514f746b AR |
60 | } |
61 | }] | |
62 | ||
63 | if {$retcode != 0} { | |
64 | fail "Disassemble failed, skipping entire test." | |
65 | return -1 | |
66 | } | |
67 | ||
af48d08f | 68 | gdb_breakpoint "*$address_bp" |
514f746b | 69 | |
af48d08f PA |
70 | gdb_test "continue" "Breakpoint .*, $address_bp in $function.*" \ |
71 | "stop at permanent breakpoint" | |
514f746b | 72 | |
af48d08f PA |
73 | # We want to fetch the stack pointer at the start of '$function' |
74 | # function to make sure the skip_permanent_breakpoint implementation | |
75 | # really skips only the permanent breakpoint. If, for whatever | |
76 | # reason, the 'leave' instruction executes, the stack pointer will not | |
77 | # have this value. | |
78 | set start_sp 0 | |
79 | gdb_test_multiple "print \$sp" "fetch stack pointer value" { | |
514f746b | 80 | -re "\\\$1.*($hex).*$gdb_prompt $" { |
af48d08f | 81 | set start_sp $expect_out(1,string) |
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82 | } |
83 | } | |
84 | ||
af48d08f PA |
85 | gdb_test "stepi" "$address_after_bp in $function.*" \ |
86 | "single-step past permanent breakpoint" | |
514f746b | 87 | |
af48d08f PA |
88 | gdb_test "print \$sp" ".*$start_sp.*" \ |
89 | "stack pointer value matches" |