gdb/testsuite/gdb.btrace/step.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. <markus.t.metzger@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 inferior
  24 standard_testfile x86-record_goto.S
  25 if [prepare_for_testing step.exp $testfile $srcfile] {
  26     return -1
  27 }
  28
  29 if ![runto_main] {
  30     return -1
  31 }
  32
  33 # trace the call to the test function
  34 gdb_test_no_output "record btrace"
  35 gdb_test "next"
  36
  37 proc check_replay_at { insn } {
  38   gdb_test "info record" [join [list \
  39     "Active record target: record-btrace" \
  40     "Recording format: .*" \
  41     "Recorded 40 instructions in 16 functions \\\(0 gaps\\\) for .*" \
  42     "Replay in progress\.  At instruction $insn\." \
  43     ] "\r\n"]
  44 }
  45
  46 # let's start by stepping back into the function we just returned from
  47 gdb_test "reverse-step" ".*fun4\.5.*"
  48 with_test_prefix "reverse-step to 39" { check_replay_at 39 }
  49
  50 # again
  51 gdb_test "reverse-step" ".*fun3\.4.*"
  52 with_test_prefix "reverse-step to 37" { check_replay_at 37 }
  53
  54 # and again
  55 gdb_test "reverse-step" ".*fun2\.3.*"
  56 with_test_prefix "reverse-step to 35" { check_replay_at 35 }
  57
  58 # once more
  59 gdb_test "reverse-step" ".*fun1\.2.*"
  60 with_test_prefix "reverse-step to 33" { check_replay_at 33 }
  61
  62 # and out again the other side
  63 gdb_test "reverse-step" ".*fun2\.2.*"
  64 with_test_prefix "reverse-step to 30" { check_replay_at 30 }
  65
  66 # once again
  67 gdb_test "reverse-step" ".*fun3\.3.*"
  68 with_test_prefix "reverse-step to 27" { check_replay_at 27 }
  69
  70 # and back the way we came
  71 gdb_test "step" ".*fun2\.2.*"
  72 with_test_prefix "step to 30" { check_replay_at 30 }
  73
  74 gdb_test "step" ".*fun1\.2.*"
  75 with_test_prefix "step to 33" { check_replay_at 33 }
  76
  77 gdb_test "step" ".*fun2\.3.*"
  78 with_test_prefix "step to 35" { check_replay_at 35 }
  79
  80 gdb_test "step" ".*fun3\.4.*"
  81 with_test_prefix "step to 37" { check_replay_at 37 }
  82
  83 gdb_test "step" ".*fun4\.5.*"
  84 with_test_prefix "step to 39" { check_replay_at 39 }
  85
  86 gdb_test "step" ".*main\.3.*"
  87 gdb_test "info record" [join [list \
  88   "Active record target: record-btrace" \
  89   "Recording format: .*" \
  90   "Recorded 40 instructions in 16 functions \\\(0 gaps\\\) for \[^\\\r\\\n\]*" \
  91   ] "\r\n"] "step to live"