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
|
# Copyright 2011-2021 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/>.
# This file is a dejagnu "board file" and is used to run the testsuite
# natively with gdbserver, in extended-remote mode.
#
# To use this file:
# bash$ cd ${build_dir}/gdb
# bash$ make check RUNTESTFLAGS="--target_board=native-extended-gdbserver"
load_generic_config "extended-gdbserver"
load_board_description "gdbserver-base"
load_board_description "local-board"
# We will be using the extended GDB remote protocol.
set_board_info gdb_protocol "extended-remote"
send_user "configuring for gdbserver local testing (extended-remote)\n"
# We must load this explicitly here, and rename the procedures we want
# to override. If we didn't do this, given that mi-support.exp is
# loaded later in the test files, the procedures loaded then would
# override our definitions.
load_lib mi-support.exp
# Overriden in order to start a "gdbserver --multi" instance whenever
# GDB is started. Note nothing is needed for gdb_exit, since
# gdbserver is started with --once, causing it to exit once GDB
# disconnects.
proc gdb_start { } {
# Spawn GDB.
default_gdb_start
# And then GDBserver, ready for extended-remote mode.
gdbserver_start_multi
return 0
}
# Likewise, for MI.
#
if { [info procs extended_gdbserver_mi_gdb_start] == "" } {
rename mi_gdb_start extended_gdbserver_mi_gdb_start
}
proc mi_gdb_start { args } {
global gdbserver_reconnect_p
# Spawn GDB.
set res [extended_gdbserver_mi_gdb_start $args]
if { $res } {
return $res
}
# And then spawn GDBserver and connect to it in extended-remote
# mode, unless the test wants to explicitly test reconnection.
if {![info exists gdbserver_reconnect_p] || !$gdbserver_reconnect_p} {
mi_gdbserver_start_multi
}
return 0
}
# Helper that runs "set remote exec-file" with the last loaded file.
proc extended_gdbserver_load_last_file {} {
global gdb_prompt
global last_loaded_file
send_gdb "set remote exec-file $last_loaded_file\n"
gdb_expect {
-re "$gdb_prompt $" {}
timeout {
perror "couldn't set the remote exec-file (timed out)."
return -1
}
}
return 0
}
# Overriden in order to set the remote exec-file whenever a file is
# loaded to gdb.
#
if { [info procs extended_gdbserver_gdb_file_cmd] == "" } {
rename gdb_file_cmd extended_gdbserver_gdb_file_cmd
}
proc gdb_file_cmd { arg } {
if [extended_gdbserver_gdb_file_cmd $arg] {
return -1
}
return [extended_gdbserver_load_last_file]
}
proc gdb_reload { {inferior_args {}} } {
return [extended_gdbserver_load_last_file]
}
# With the two procedure overrides above, it shouldn't be necessary to
# override this one too. However, not doing so regresses
# gdb.base/dbx.exp. See comments above gdb.base/dbx.exp:gdb_file_cmd.
# Once testing of the "symbol-file"/"exec-file" commands is moved out
# to a separate non-dbx testcase, we should be able to remove this.
proc gdb_load { arg } {
if { $arg != "" } {
if [gdb_file_cmd $arg] then { return -1 }
}
return [extended_gdbserver_load_last_file]
}
# Likewise, for MI.
#
if { [info procs extended_gdbserver_mi_gdb_load] == "" } {
rename mi_gdb_load extended_gdbserver_mi_gdb_load
}
proc mi_gdb_load { arg } {
global mi_gdb_prompt
set res [extended_gdbserver_mi_gdb_load $arg]
if { $res } then { return -1 }
send_gdb "100-gdb-set remote exec-file $arg\n"
gdb_expect 10 {
-re ".*100-gdb-set remote exec-file $arg\r\n100\\\^done\r\n$mi_gdb_prompt$" {
verbose "set the remote exec-file to $arg."
}
timeout {
perror "couldn't set the remote exec-file (timed out)."
}
}
return 0
}
|
