summaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/async.exp
blob: 7630581edca7d9f2e1d6e085094146622104be1e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
#   Copyright 1999-2022 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


#
# test running programs
#

standard_testfile

if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
    return -1
}

#
# set it up at a breakpoint so we can play with it
#
if {![runto_main]} {
    perror "couldn't run to breakpoint"
    return
}

gdb_test "break baz" ".*" ""

#
# Make sure we get a 'completed' message when the target is done.
#
gdb_test_no_output "set exec-done-display on"

# Test a background execution command.  COMMAND is the command to
# send.  BEFORE_PROMPT is the pattern expected before the GDB prompt
# is output.  AFTER_PROMPT is the pattern expected after the prompt
# and before "completed".  MESSAGE is optional, and is the pass/fail
# message to br printed.  If omitted, then the command string is used
# as message.
proc test_background {command before_prompt after_prompt {message ""}} {
    global gdb_prompt

    if {$message eq ""} {
        set message $command
    }

    send_gdb "$command\n"
    gdb_expect {
	-re "^$command\r\n${before_prompt}${gdb_prompt}${after_prompt}completed\.\r\n" {
	    pass "$message"
	    return 0
	}
	-re "$gdb_prompt.*completed\.\r\n" {
	    fail "$message"
	}
	-re ".*Asynchronous execution not supported on this target\..*" {
	    unsupported "asynchronous execution not supported: $message"
	}
	timeout  {
	    fail "$message (timeout)"
	}
    }
    return -1
}

if {[test_background "next&" "" ".*z = 9.*"] < 0} {
    return
}

test_background "step&" "" ".*y = foo \\(\\).*" "step& #1"

test_background "step&" "" " foo \\(\\) at .*async.c.*x = 5.*" "step& #2"

set is_stmt [is_stmt_addresses $srcfile]

# Get the next instruction address.
set next_insn_addr ""
set test "get next insn"
gdb_test_multiple {x/2i $pc} "$test" {
    -re "=> $hex .* 0x(\[0-9a-f\]*) .*$gdb_prompt $" {
	set next_insn_addr $expect_out(1,string)
	pass $gdb_test_name
    }
}
set next_insn_is_stmt [hex_in_list $next_insn_addr $is_stmt]

if { $next_insn_is_stmt } {
    set prefix ""
} else {
    # The current PC is printed out.
    set prefix "0x0*$next_insn_addr.*"
}
test_background "stepi&" "" ".*$prefix x = 5; .*"

# Get the next instruction address.
set next_insn_addr ""
set test "get next insn, 2nd"
gdb_test_multiple {x/2i $pc} "$test" {
    -re "=> $hex .* 0x(\[0-9a-f\]*) .*$gdb_prompt $" {
	set next_insn_addr $expect_out(1,string)
	pass $gdb_test_name
    }
}
set next_insn_is_stmt \
    [expr [lsearch -regexp $is_stmt 0x0*$next_insn_addr] != -1]

if { $next_insn_is_stmt } {
    set prefix ""
} else {
    # The current PC is printed out.
    set prefix "0x0*$next_insn_addr.*"
}
# We nexti into the same source line.
test_background "nexti&" "" ".*$prefix x = 5; .*"

if { $next_insn_is_stmt } {
    set prefix ""
} else {
    # PC is in the middle of a source line, so the PC address is displayed.
    set prefix "0x0*$next_insn_addr in "
}
test_background "finish&" \
    "Run till exit from #0  ${prefix}foo \\(\\) at.*async.c.*\r\n" \
    ".*$hex in main \\(\\) at.*async.c.*y = foo \\(\\).*Value returned is.*= 8.*"

set jump_here [gdb_get_line_number "jump here"]
test_background "jump $jump_here&" \
    ".*Continuing at $hex.*" \
    ".*Breakpoint 2, baz \\(\\) at.*async.c.*return 5.*" \
    "jump&"

set until_here [gdb_get_line_number "until here"]
test_background "until $until_here&" \
    ".*" \
    ".*$hex in main \\(\\) at.*async.c.*y = baz \\(\\).*" \
    "until&"

gdb_test_no_output "set exec-done-display off"