gdb/testsuite/gdb.btrace/enable.exp

   1 # This testcase is part of GDB, the GNU debugger.
   2 #
   3 # Copyright 2013-2015 Free Software Foundation, Inc.
   4 #
   5 # Contributed by Intel Corp. <christian.himpel@intel.com>
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 # check for btrace support
  21 if { [skip_btrace_tests] } { return -1 }
  22
  23 # start fresh - without an executable
  24 gdb_exit
  25 gdb_start
  26
  27 # record cannot be stopped, if it was never active
  28 gdb_test "record stop" "No record target is currently active\\..*" "record stop without target"
  29
  30 # btrace cannot be enabled without a running inferior
  31 gdb_test "record btrace" "The program is not being run\\." "record btrace without running program"
  32
  33 # no function and no instruction history without btrace enabled
  34 gdb_test "record function-call-history" "No record target is currently active\\..*" "record function-call-history without target"
  35 gdb_test "record instruction-history" "No record target is currently active\\..*" "record instruction-history without target"
  36 gdb_test "info record" "No record target is currently active\\." "info record without target"
  37
  38 # start inferior
  39 standard_testfile
  40 if [prepare_for_testing $testfile.exp $testfile {} {debug}] {
  41     return -1
  42 }
  43 if ![runto_main] {
  44     return -1
  45 }
  46
  47 # enable btrace
  48 gdb_test_no_output "record btrace" "record btrace"
  49 gdb_test "record function-call-history" "No trace\\." "record function-call-history without trace"
  50 gdb_test "record instruction-history" "No trace\\." "record instruction-history without trace"
  51
  52 # btrace cannot be enabled twice
  53 gdb_test "record btrace" "The process is already being recorded\\.  Use \"record stop\" to stop recording first\\." "record btrace the second time"
  54
  55 # full record cannot be activated as long as btrace is active
  56 gdb_test "record full" "The process is already being recorded\\.  Use \"record stop\" to stop recording first\\." "record full cannot be enabled"
  57
  58 # no trace recorded yet
  59 gdb_test "info record" "Active record target: record-btrace\r
  60 .*\r
  61 Recorded 0 instructions in 0 functions for thread 1.*\\." "info record without trace"
  62
  63 # stop btrace record
  64 gdb_test "record stop" "Process record is stopped and all execution logs are deleted\\." "record stop"
  65 gdb_test "record stop" "No record target is currently active\\..*" "record stop the second time"
  66
  67 # enable btrace again
  68 gdb_test_no_output "record btrace" "record btrace re-enable"
  69 gdb_test "record btrace" "The process is already being recorded\\.  Use \"record stop\" to stop recording first\\." "record btrace re-enable twice"
  70
  71 # continue to the end and make sure we don't die
  72 gdb_test "continue" ".*Inferior.*exited.*" "continue to end"
  73
  74 # skip the rerun test when using gdbserver
  75 # otherwise rerun twice, target should be automatically disabled
  76 load_lib gdbserver-support.exp
  77 if [skip_gdbserver_tests] {
  78     return 0
  79 }
  80 clean_restart $testfile
  81 if ![runto_main] {
  82     return -1
  83 }
  84 if ![runto_main] {
  85     return -1
  86 }
  87
  88 # make sure record-btrace can be enabled after re-run
  89 clean_restart $testfile
  90 if ![runto_main] {
  91     return -1
  92 }
  93 gdb_test_no_output "record btrace"
  94 if ![runto_main] {
  95     return -1
  96 }
  97 gdb_test_no_output "record btrace" "enable after re-run"