gdb/testsuite/gdb.trace/range-stepping.exp

   1 # Copyright 2013-2014 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 load_lib "range-stepping-support.exp"
  18
  19 standard_testfile
  20 set executable $testfile
  21
  22 if [prepare_for_testing $testfile.exp $executable $srcfile \
  23         {debug nowarnings}] {
  24     return -1
  25 }
  26
  27 if ![runto_main] {
  28     fail "Can't run to main to check for trace support"
  29     return -1
  30 }
  31
  32 if ![gdb_target_supports_trace] {
  33     unsupported "target does not support trace"
  34     return -1
  35 }
  36
  37 # Check that range stepping works well with tracepoints.
  38
  39 proc range_stepping_with_tracepoint { type } {
  40     with_test_prefix "${type}" {
  41         gdb_breakpoint [gdb_get_line_number "location 1"]
  42         gdb_continue_to_breakpoint "location 1"
  43         delete_breakpoints
  44
  45         gdb_test "${type} *set_point" ".*"
  46         gdb_test_no_output "tstart"
  47
  48         # Step a line with a tracepoint in the middle.  The tracepoint
  49         # itself shouldn't have any effect on range stepping.  We
  50         # should see one vCont;r and no vCont;s's.
  51         exec_cmd_expect_vCont_count "step" 0 1
  52         gdb_test_no_output "tstop"
  53         gdb_test "tfind" "Found trace frame .*" "first tfind"
  54         gdb_test "tfind" \
  55             "Target failed to find requested trace frame.*" \
  56             "second tfind"
  57
  58         delete_breakpoints
  59     }
  60 }
  61
  62 range_stepping_with_tracepoint "trace"
  63
  64 set libipa [get_in_proc_agent]
  65 gdb_load_shlibs $libipa
  66
  67 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  68           executable [list debug nowarnings shlib=$libipa] ] != "" } {
  69     untested "failed to compile ftrace tests"
  70     return -1
  71 }
  72
  73 clean_restart ${executable}
  74
  75 if ![runto_main] {
  76     fail "Can't run to main for ftrace tests"
  77     return 0
  78 }
  79
  80 gdb_reinitialize_dir $srcdir/$subdir
  81 if { [gdb_test "info sharedlibrary" ".*${libipa}.*" "IPA loaded"] != 0 } {
  82     untested "Could not find IPA lib loaded"
  83 } else {
  84     range_stepping_with_tracepoint "ftrace"
  85 }