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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
|
# Copyright 2009-2016 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/>.
load_lib "trace-support.exp"
gdb_exit
gdb_start
standard_testfile actions.c
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
executable {debug nowarnings}] != "" } {
untested tsv.exp
return -1
}
gdb_load $binfile
gdb_test "tvariable \$tvar1" \
"Trace state variable \\\$tvar1 created, with initial value 0." \
"Create a trace state variable"
gdb_test "tvariable \$tvar2 = 45" \
"Trace state variable \\\$tvar2 created, with initial value 45." \
"Create a trace state variable with initial value"
gdb_test "tvariable \$tvar2 = -92" \
"Trace state variable \\\$tvar2 now has initial value -92." \
"Change initial value of a trace state variable"
gdb_test "tvariable \$tvar3 = 2 + 3" \
"Trace state variable \\\$tvar3 created, with initial value 5." \
"Create a trace state variable with expression"
gdb_test "tvariable \$tvar3 = 1234567000000" \
"Trace state variable \\\$tvar3 now has initial value 1234567000000." \
"Init trace state variable to a 64-bit value"
gdb_test "tvariable $" \
"Must supply a non-empty variable name" \
"tvariable syntax error, not empty variable name"
gdb_test "tvariable main" \
"Name of trace variable should start with '\\\$'" \
"tvariable syntax error, bad name"
gdb_test "tvariable \$\$" \
"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
"tvariable syntax error, bad name 2"
gdb_test "tvariable \$123" \
"\\\$123 is not a valid trace state variable name" \
"tvariable syntax error, bad name 3"
gdb_test "tvariable \$tvar1 - 93" \
"Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
"tvariable syntax error, not an assignment"
gdb_test "tvariable \$tvar0 = 1 = 1" \
"Left operand of assignment is not an lvalue\." \
"tvariable creation fails with invalid expression"
gdb_test "info tvariables" \
"Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
"List tvariables"
gdb_test "print \$tvar2" " = void" \
"Print a trace state variable before run"
gdb_test_no_output "delete tvariable \$tvar2" \
"delete trace state variable"
gdb_test "info tvariables" \
"Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
"List tvariables after deletion"
gdb_test "delete tvariable" \
"" \
"Delete all trace state variables" \
"Delete all trace state variables.*y or n.*$" \
"y"
gdb_test "info tvariables" \
"No trace state variables.*" \
"List tvariables after deleting all"
# Now try running a trace.
runto_main
gdb_reinitialize_dir $srcdir/$subdir
# The rest of the testing needs actual tracing to work.
if { ![gdb_target_supports_trace] } then {
unsupported "Current target does not support trace"
return 1
}
gdb_delete_tracepoints
set trcpt1 [gdb_gettpnum gdb_c_test]
if { $trcpt1 <= 0 } then {
fail "setting tracepoints"
return
}
gdb_test "tvariable \$tvar5 = 15" \
"Trace state variable \\\$tvar5 created, with initial value 15." \
"Create a trace state variable tvar5"
gdb_trace_setactions "collect tsv for first tracepoint" \
"$trcpt1" \
"collect \$tvar5 += 1" "^$"
gdb_test_no_output "tstart" ""
gdb_test "print \$tvar5" " = 15" \
"Print a trace state variable at start of run"
# Be sure not to fall off the end of the program.
gdb_test "break end" ".*" ""
gdb_test "continue" \
"Continuing.*Breakpoint $decimal, end.*" \
"run trace experiment"
gdb_test "print \$tvar5" " = 16" \
"Print a trace state variable during run"
gdb_test_no_output "tstop" ""
# Save trace frames to tfile.
set tracefile [standard_output_file ${testfile}]
gdb_test "tsave ${tracefile}.tf" \
"Trace data saved to file '${tracefile}.tf'.*" \
"save tfile trace file"
# Save trace frames to ctf.
gdb_test "tsave -ctf ${tracefile}.ctf" \
"Trace data saved to directory '${tracefile}.ctf'.*" \
"save ctf trace file"
proc check_tsv { data_source } {
with_test_prefix "${data_source}" {
gdb_test "tfind 0"
gdb_test "print \$tvar5" " = 16" \
"Print a trace state variable"
gdb_test "tfind" \
"Target failed to find requested trace frame.*"
}
}
# Check the tsv from the live inferior.
check_tsv "live"
# Change target to tfile.
set test "change to tfile target"
gdb_test_multiple "target tfile ${tracefile}.tf" "$test" {
-re "A program is being debugged already. Kill it. .y or n. " {
send_gdb "y\n"
exp_continue
}
-re "$gdb_prompt $" {
pass "$test"
}
}
# Check the tsv from tfile.
check_tsv "tfile"
# Try to read ctf data if GDB supports.
gdb_test_multiple "target ctf ${tracefile}.ctf" "" {
-re "Undefined target command: \"ctf ${tracefile}.ctf\"\. Try \"help target\"\.\r\n$gdb_prompt $" {
}
-re ".*\r\n$gdb_prompt $" {
check_tsv "ctf"
}
}
# Restart.
clean_restart ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return
}
# If there are predefined TSVs, test these predefined TSVs are correctly
# uploaded.
if [target_info exists gdb,predefined_tsv] {
set tsv [target_info gdb,predefined_tsv]
# Test predefined TSVs are uploaded.
gdb_test "info tvariables" ".*${tsv}.*" "predefined tsvs are uploaded"
} else {
# Otherwise (the predefined TSVs are not defined in the board file),
# test there is no TSVs in GDB.
gdb_test "info tvariables" "No trace state variables\." \
"no predefined tsvs"
}
|
