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      1 # This testcase is part of GDB, the GNU debugger.
      2 #
      3 # Copyright 2016-2024 Free Software Foundation, Inc.
      4 #
      5 # Contributed by Intel Corp. <tim.wiederhake (at) 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 load_lib gdbserver-support.exp
     21 
     22 require allow_btrace_tests
     23 require allow_gdbserver_tests
     24 
     25 standard_testfile
     26 if [prepare_for_testing "failed to prepare" $testfile $srcfile] {
     27     return -1
     28 }
     29 
     30 set target_binfile [gdb_remote_download target $binfile]
     31 
     32 # Make sure we're disconnected and no recording is active, in case
     33 # we're testing with an extended-remote board, therefore already
     34 # connected.
     35 with_test_prefix "preparation" {
     36   gdb_test "record stop" ".*"
     37   gdb_test "disconnect" ".*"
     38 }
     39 
     40 # Start fresh gdbserver.
     41 set gdbserver_reconnect_p 1
     42 set res [gdbserver_start "" $target_binfile]
     43 set gdbserver_protocol [lindex $res 0]
     44 set gdbserver_gdbport [lindex $res 1]
     45 gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
     46 
     47 # Create a record, check, reconnect
     48 with_test_prefix "first" {
     49   gdb_test_no_output "record btrace" "record btrace enable"
     50   gdb_test "stepi 19" ".*"
     51 
     52   gdb_test "info record" [multi_line \
     53     "Active record target: .*" \
     54     "Recorded 19 instructions in .+ functions \\(. gaps\\) for thread 1 \\(Thread .*\\)."
     55   ]
     56 
     57   gdb_test "disconnect" "Ending remote debugging."
     58   gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
     59 }
     60 
     61 # Test if we can access the recorded data from first connect.
     62 # Note: BTS loses the first function call entry with its associated
     63 # instructions for technical reasons.  This is why we test for
     64 # "a number between 10 and 19", so we catch at least the case where
     65 # there are 0 instructions in the record.
     66 with_test_prefix "second" {
     67   gdb_test "info record" [multi_line \
     68     "Active record target: .*" \
     69     "Recorded 1. instructions in .+ functions \\(. gaps\\) for thread 1 \\(Thread .*\\)."
     70   ]
     71 
     72   gdb_test "record stop" "Process record is stopped and all execution logs are deleted."
     73 
     74   gdb_test "disconnect" "Ending remote debugging."
     75   gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
     76 }
     77 
     78 # Test that recording is now off.
     79 with_test_prefix "third" {
     80   gdb_test "info record" "No recording is currently active."
     81 }
     82