gdb/testsuite/gdb.trace/mi-trace-unavailable.exp

   1 # Copyright 2013 Free Software Foundation, Inc.
   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 load_lib trace-support.exp
  17
  18 standard_testfile trace-unavailable.c
  19
  20 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug}] } {
  21     return -1
  22 }
  23
  24 if ![runto_main] {
  25     fail "Can't run to main to check for trace support"
  26     return -1
  27 }
  28
  29 if ![gdb_target_supports_trace] {
  30     unsupported "Current target does not support trace"
  31     return -1
  32 }
  33
  34 gdb_exit
  35
  36 load_lib mi-support.exp
  37 set MIFLAGS "-i=mi"
  38
  39 if [mi_gdb_start] {
  40     return
  41 }
  42 mi_run_to_main
  43
  44 mi_gdb_test "-break-insert marker" \
  45     "\\^done,bkpt=\{number=\"${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"
  50
  51 # Define an action.
  52 mi_gdb_test "-break-commands 3 \"collect array\" \"collect j\" \"end\" " \
  53     {\^done} "set action"
  54
  55 mi_gdb_test "-trace-start" {.*\^done} "trace start"
  56 mi_send_resuming_command "exec-continue" "continuing to marker"
  57 mi_expect_stop \
  58     "breakpoint-hit" "marker" ".*" ".*" ".*" {"" "disp=\"keep\""} \
  59     "stop at marker"
  60 mi_gdb_test "-trace-stop" {.*} "trace stop"
  61
  62 # Save trace frames to tfile.
  63 set tracefile [standard_output_file ${testfile}]
  64 mi_gdb_test "-trace-save ${tracefile}.tf" ".*\\^done" \
  65     "save tfile trace file"
  66 # Save trace frames to ctf.
  67 mi_gdb_test "-trace-save -ctf ${tracefile}.ctf" ".*\\^done" \
  68     "save ctf trace file"
  69
  70 mi_gdb_test "-gdb-set print entry-values no" {\^done} \
  71     "-gdb-set print entry-values no"
  72
  73 proc test_trace_unavailable { data_source } {
  74     global decimal
  75
  76     with_test_prefix "$data_source" {
  77
  78         # Test MI commands '-stack-list-locals', '-stack-list-arguments',
  79         #  and '-stack-list-variables'.
  80         mi_gdb_test "-trace-find frame-number 0" \
  81             ".*\\^done,found=\"1\",tracepoint=\"${decimal}\",traceframe=\"0\",frame=\{.*" \
  82             "-trace-find frame-number 0"
  83
  84         # Test MI command '-stack-list-locals'.
  85         mi_gdb_test "-stack-list-locals --simple-values" \
  86             ".*\\^done,locals=\\\[\{name=\"array\",type=\"unsigned char \\\[2\\\]\"\},\{name=\"i\",type=\"int\",value=\"<unavailable>\"\}\\\]" \
  87             "-stack-list-locals --simple-values"
  88
  89         # Test MI command '-stack-list-arguments'.
  90         mi_gdb_test "-stack-list-arguments --simple-values" \
  91             ".*\\^done,stack-args=\\\[frame=\{level=\"0\",args=\\\[\{name=\"j\",type=\"int\",value=\"4\"\},\{name=\"s\",type=\"char \\\*\",value=\"<unavailable>\"\}\\\]\},.*\}.*" \
  92             "-stack-list-arguments --simple-values"
  93
  94         # Test MI command '-stack-list-variables'.
  95         mi_gdb_test "-stack-list-variables --simple-values" \
  96             ".*\\^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>\"\}\\\]" \
  97             "-stack-list-variables --simple-values"
  98
  99         # Don't issue command '-trace-find none' to return from
 100         # tfind mode (examining trace frames) on purpose, in order
 101         # to test that GDB is able to clear its tracing-related local state
 102         # in the next -target-select.
 103         # mi_gdb_test "-trace-find none" ".*\\^done,found=\"0\".*" "-trace-find none"
 104     }
 105 }
 106
 107 test_trace_unavailable "live"
 108
 109 # Change target to ctf if GDB supports it.
 110 set msg "-target-select ctf"
 111 send_gdb "-target-select ctf ${tracefile}.ctf\n"
 112 gdb_expect {
 113     -re ".*\\^connected.*${mi_gdb_prompt}$" {
 114         # GDB supports ctf, do the test.
 115         test_trace_unavailable "ctf"
 116     }
 117     -re ".*\\^error,msg=\"Undefined target command.*${mi_gdb_prompt}$" {
 118         # GDB doesn't support ctf, skip the test.
 119         unsupported "gdb does not support ctf target"
 120     }
 121     -re ".*$mi_gdb_prompt$" {
 122         fail "$msg"
 123     }
 124     timeout {
 125         fail "$msg (timeout)"
 126     }
 127 }
 128
 129 # Change target to tfile.
 130 mi_gdb_test "-target-select tfile ${tracefile}.tf" ".*\\^connected.*" \
 131     "-target-select tfile"
 132 test_trace_unavailable "tfile"
 133
 134 mi_gdb_exit