gdb/testsuite/gdb.btrace/buffer-size.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 record_goto.c
  25 if [prepare_for_testing $testfile.exp $testfile $srcfile] {
  26     return -1
  27 }
  28
  29 if ![runto_main] {
  30     return -1
  31 }
  32
  33 gdb_test_no_output "set record btrace bts buffer-size 1"
  34 gdb_test "show record btrace bts buffer-size" "The record/replay bts buffer size is 1\.\r" "bts buffer size before recording"
  35
  36 gdb_test_no_output "record btrace bts"
  37 gdb_test "show record btrace bts buffer-size" "The record/replay bts buffer size is 1\.\r" "bts buffer size while recording"
  38 gdb_test "info record" [multi_line \
  39   "Active record target: record-btrace" \
  40   "Recording format: Branch Trace Store\." \
  41   "Buffer size: 4kB\." \
  42   "Recorded 0 instructions in 0 functions \\\(0 gaps\\\) for \[^\\\r\\\n\]*" \
  43   ] "info record with small bts buffer"
  44 gdb_test "record stop" ".*" "stop recording with small bts buffer"
  45
  46 gdb_test_no_output "set record btrace bts buffer-size 0"
  47 gdb_test "show record btrace bts buffer-size" "The record/replay bts buffer size is unlimited\.\r" "unlimited bts buffer size before recording"
  48
  49 gdb_test_no_output "record btrace bts"
  50 gdb_test "show record btrace bts buffer-size" "The record/replay bts buffer size is unlimited\.\r" "unlimited bts buffer size while recording"
  51 gdb_test "info record" [multi_line \
  52   "Active record target: record-btrace" \
  53   "Recording format: Branch Trace Store\." \
  54   "Buffer size: .*\." \
  55   "Recorded 0 instructions in 0 functions \\\(0 gaps\\\) for \[^\\\r\\\n\]*" \
  56   ] "info record with unlimited bts buffer"
  57 gdb_test "record stop" ".*" "stop recording with unlimited bts buffer"