gdb/testsuite/gdb.trace/tfile.exp

   1 #   Copyright 2010-2013 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 # Test of trace file support.
  17
  18 # Note that unlike most of the tracing tests, this can be run on
  19 # targets lacking tracepoint support; the program tfile.c has the
  20 # ability to generate synthetic trace files directly, and the tfile
  21 # target is available to all GDB configs.
  22
  23 load_lib "trace-support.exp";
  24
  25 gdb_exit
  26 gdb_start
  27 standard_testfile
  28 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  29           executable {debug nowarnings}] != "" } {
  30     untested ${testfile}.exp
  31     return -1
  32 }
  33 gdb_reinitialize_dir $srcdir/$subdir
  34
  35 # Make sure we are starting fresh.
  36 remote_file host delete basic.tf
  37 remote_file host delete error.tf
  38 remote_file target delete basic.tf
  39 remote_file target delete error.tf
  40
  41 remote_exec target "$binfile"
  42 # Copy tracefile from target to host through build.
  43 remote_download host [remote_upload target basic.tf] basic.tf
  44 remote_download host [remote_upload target error.tf] error.tf
  45
  46 gdb_load $binfile
  47
  48 # Program has presumably exited, now target a trace file it created.
  49
  50 gdb_test "target tfile basic.tf" "Created tracepoint.*" "target tfile"
  51
  52 gdb_test "info trace" ".*tracepoint.*in write_basic_trace_file.*" \
  53     "info tracepoints on trace file"
  54
  55 gdb_test "tfind 0" \
  56     "Found trace frame 0, tracepoint \[0-9\]+.
  57 \#0  write_basic_trace_file ().*" \
  58     "tfind 0 on trace file"
  59
  60 # Note that there is no tracepoint collecting these globals, we
  61 # just happen to know they are covered by the trace frame.
  62
  63 gdb_test "print testglob" " = 31415" "print testglob on trace file"
  64
  65 gdb_test "print testglob2" " = 271828" "print testglob2 on trace file"
  66
  67 gdb_test "print constglob" " = 10000" "print constglob on trace file"
  68
  69 gdb_test "tfind" "Target failed to find requested trace frame." \
  70     "tfind does not find a second frame in trace file"
  71
  72 gdb_test "tstatus" \
  73     "Using a trace file.*
  74 Trace stopped by a tstop command.*
  75 Collected 1 trace frame.*
  76 Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).*
  77 Looking at trace frame 0, tracepoint .*" \
  78     "tstatus on trace file"
  79
  80 gdb_test "tfind end" "No longer looking at any trace frame" "leave tfind mode"
  81
  82 gdb_test "backtrace" "No stack\." \
  83     "no stack if no traceframe selected"
  84
  85 gdb_test "info registers" "The program has no registers now\." \
  86     "no registers if no traceframe selected"
  87
  88 # Now start afresh, using only a trace file.
  89
  90 gdb_exit
  91 gdb_start
  92
  93 gdb_load $binfile
  94
  95 gdb_test "target tfile error.tf" "Created tracepoint.*" "target tfile"
  96
  97 gdb_test "tstatus" \
  98     "Using a trace file.*
  99 Trace stopped by an error \\(made-up error, tracepoint 1\\).*
 100 Collected 0 trace frame.*
 101 Trace buffer has 256 bytes of 4096 bytes free \\(93% full\\).*
 102 Not looking at any trace frame.*" \
 103     "tstatus on error trace file"
 104
 105 # Make sure we can reopen without error.
 106 gdb_test \
 107     "interpreter-exec mi \"-target-select tfile basic.tf\"" \
 108     "\\^connected.*"