1 # Copyright 2013-2016 Free Software Foundation, Inc.
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.
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.
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/>.
16 load_lib trace-support.exp
18 standard_testfile trace-unavailable.c
20 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug}] } {
25 fail "Can't run to main to check for trace support"
29 if ![gdb_target_supports_trace] {
30 unsupported "Current target does not support trace"
36 load_lib mi-support.exp
44 mi_gdb_test "-break-insert marker" \
45 "\\^done,bkpt=\{number=\"${decimal}\",type=\"breakpoint\".*\"\}" \
46 "insert tracepoint on marker"
47 mi_gdb_test "-break-insert -a bar" \
48 "\\^done,bkpt=\{number=\"${decimal}\",type=\"tracepoint\".*\"\}" \
49 "insert tracepoint on bar"
52 mi_gdb_test "-break-commands 3 \"collect array\" \"collect j\" \"end\" " \
55 mi_gdb_test "-break-insert -a foo" \
56 "\\^done,bkpt=\{number=\"${decimal}\",type=\"tracepoint\".*\"\}" \
57 "insert tracepoint on foo"
59 # Collect 'main' to make sure no registers are collected except PC.
60 mi_gdb_test "-break-commands 4 \"collect main\" \"end\" " \
61 {\^done} "set action on tracepoint 4"
63 mi_gdb_test "-trace-start" {.*\^done} "trace start"
64 mi_send_resuming_command "exec-continue" "continuing to marker"
66 "breakpoint-hit" "marker" ".*" ".*" ".*" {"" "disp=\"keep\""} \
68 mi_gdb_test "-trace-stop" {.*} "trace stop"
70 # Save trace frames to tfile.
71 set tracefile [standard_output_file ${testfile}]
72 mi_gdb_test "-trace-save ${tracefile}.tf" ".*\\^done" \
73 "save tfile trace file"
74 # Save trace frames to ctf.
75 mi_gdb_test "-trace-save -ctf ${tracefile}.ctf" ".*\\^done" \
78 proc test_trace_unavailable { data_source } {
81 with_test_prefix "$data_source" {
83 # Test MI commands '-stack-list-locals', '-stack-list-arguments',
84 # and '-stack-list-variables'.
85 mi_gdb_test "-trace-find frame-number 0" \
86 ".*\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"0\",frame=\{.*" \
87 "-trace-find frame-number 0"
89 # The "print entry-values" option shouldn't affect the output of
90 # '-stack-list-locals'.
91 foreach entry_values { no only preferred if-needed both compact default } {
92 mi_gdb_test "-gdb-set print entry-values $entry_values" {\^done} ""
94 with_test_prefix "$entry_values" {
95 # Test MI command '-stack-list-locals'.
96 mi_gdb_test "-stack-list-locals --simple-values" \
97 ".*\\^done,locals=\\\[\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\},\{name=\"i\",type=\"int\",value=\"<unavailable>\"\}\\\]" \
98 "-stack-list-locals --simple-values"
102 mi_gdb_test "-gdb-set print entry-values no" {\^done} \
103 "-gdb-set print entry-values no"
105 # Test MI command '-stack-list-locals'.
106 mi_gdb_test "-stack-list-locals --simple-values" \
107 ".*\\^done,locals=\\\[\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\},\{name=\"i\",type=\"int\",value=\"<unavailable>\"\}\\\]" \
108 "-stack-list-locals --simple-values"
109 mi_gdb_test "-stack-list-locals --skip-unavailable --simple-values" \
110 ".*\\^done,locals=\\\[\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\}\\\]" \
111 "-stack-list-locals --skip-unavailable --simple-values"
113 # Test MI command '-stack-list-arguments'.
114 mi_gdb_test "-stack-list-arguments --simple-values" \
115 ".*\\^done,stack-args=\\\[frame=\{level=\"0\",args=\\\[\{name=\"j\",type=\"int\",value=\"4\"\},\{name=\"s\",type=\"char \\\*\",value=\"<unavailable>\"\}\\\]\},.*\}.*" \
116 "-stack-list-arguments --simple-values"
117 mi_gdb_test "-stack-list-arguments --skip-unavailable --simple-values" \
118 ".*\\^done,stack-args=\\\[frame=\{level=\"0\",args=\\\[\{name=\"j\",type=\"int\",value=\"4\"\}\\\]\},.*\}.*" \
119 "-stack-list-arguments --skip-unavailable --simple-values"
121 # Test MI command '-stack-list-variables'.
122 mi_gdb_test "-stack-list-variables --simple-values" \
123 ".*\\^done,variables=\\\[\{name=\"j\",arg=\"1\",type=\"int\",value=\"4\"\},\{name=\"s\",arg=\"1\",type=\"char \\\*\",value=\"<unavailable>\"\},\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\},\{name=\"i\",type=\"int\",value=\"<unavailable>\"\}\\\]" \
124 "-stack-list-variables --simple-values"
125 mi_gdb_test "-stack-list-variables --skip-unavailable --simple-values" \
126 ".*\\^done,variables=\\\[\{name=\"j\",arg=\"1\",type=\"int\",value=\"4\"\},\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\}\\\]" \
127 "-stack-list-variables --skip-unavailable --simple-values"
129 mi_gdb_test "-trace-find frame-number 1" \
130 ".*\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"1\",frame=\{.*" \
131 "-trace-find frame-number 1"
135 if [is_amd64_regs_target] {
138 } elseif [is_x86_like_target] {
141 } elseif [is_aarch64_target] {
144 } elseif [istarget "powerpc*-*-*"] {
147 } elseif { [istarget "s390*-*-*"] } {
148 # Strictly speaking, this is PSWA, not PC.
152 # Other ports support tracepoint should define the number
153 # of its own pc register.
156 if { $pcnum != -1 } {
158 # Test that register 0 and PC are displayed, and register
160 mi_gdb_test "-data-list-register-values x ${gpr0num} ${pcnum}" \
161 ".*\\^done,register-values=\\\[\{number=\"${gpr0num}\",value=\"<unavailable>\"\},\{number=\"${pcnum}\",value=\"${hex}\"\}\\\]" \
162 "-data-list-register-values x"
164 # Test that only available register PC is displayed.
165 mi_gdb_test "-data-list-register-values --skip-unavailable x ${gpr0num} ${pcnum}" \
166 ".*\\^done,register-values=\\\[\{number=\"${pcnum}\",value=\"${hex}\"\}\\\]" \
167 "-data-list-register-values --skip-unavailable x"
170 # Don't issue command '-trace-find none' to return from
171 # tfind mode (examining trace frames) on purpose, in order
172 # to test that GDB is able to clear its tracing-related local state
173 # in the next -target-select.
174 # mi_gdb_test "-trace-find none" ".*\\^done,found=\"0\".*" "-trace-find none"
178 test_trace_unavailable "live"
180 # Change target to ctf if GDB supports it.
181 set msg "-target-select ctf"
182 send_gdb "-target-select ctf ${tracefile}.ctf\n"
184 -re ".*\\^connected.*${mi_gdb_prompt}$" {
185 # GDB supports ctf, do the test.
186 test_trace_unavailable "ctf"
188 -re ".*\\^error,msg=\"Undefined target command.*${mi_gdb_prompt}$" {
189 # GDB doesn't support ctf, skip the test.
190 unsupported "gdb does not support ctf target"
192 -re ".*$mi_gdb_prompt$" {
196 fail "$msg (timeout)"
200 # Change target to tfile.
201 mi_gdb_test "-target-select tfile ${tracefile}.tf" ".*\\^connected.*" \
202 "-target-select tfile"
203 test_trace_unavailable "tfile"