gdb/testsuite/gdb.trace/passc-dyn.exp

   1 #   Copyright 1998, 2005, 2007-2012 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 # This file was written by Michael Snyder (msnyder@cygnus.com)
  17
  18 load_lib "trace-support.exp";
  19
  20
  21 gdb_exit
  22 gdb_start
  23 standard_testfile actions.c
  24 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  25           executable {debug nowarnings}] != "" } {
  26     untested passc-dyn.exp
  27     return -1
  28 }
  29 gdb_load $binfile
  30 gdb_test "tstop"       ".*" ""
  31 gdb_test "tfind none"  ".*" ""
  32 runto_main
  33 gdb_reinitialize_dir $srcdir/$subdir
  34
  35 if { ![gdb_target_supports_trace] } then {
  36     unsupported "Current target does not support trace"
  37     return 1;
  38
  39 }
  40
  41 # If testing on a remote host, download the source file.
  42 # remote_download host $srcdir/$subdir/$srcfile
  43
  44
  45 #
  46 # test passcount dynamically (live target)
  47 #
  48
  49 set baseline [gdb_find_recursion_test_baseline $srcfile];
  50
  51 if { $baseline == -1 } then {
  52     fail "Could not find gdb_recursion_test function"
  53     return;
  54 }
  55
  56 # define relative source line numbers:
  57 # all subsequent line numbers are relative to this first one (baseline)
  58
  59 set testline2  [expr $baseline +  4]
  60 set testline3  [expr $baseline +  5]
  61 set testline4  [expr $baseline +  6]
  62
  63 #
  64 # test passcount command semantics (live test)
  65 #
  66
  67 ## Set three tracepoints with three different passcounts.
  68 ## Verify that the experiment stops after the one with the
  69 ## lowest passcount is hit.
  70
  71 gdb_delete_tracepoints
  72 set tdp2 [gdb_gettpnum "$testline2"]
  73 set tdp3 [gdb_gettpnum "$testline3"]
  74 set tdp4 [gdb_gettpnum "$testline4"]
  75 if { $tdp2 <= 0 || $tdp3 <= 0 || $tdp4 <= 0 } then {
  76     fail "setting tracepoints"
  77     return;
  78 }
  79
  80 gdb_test "passcount 4 $tdp2" "Setting tracepoint $tdp2's passcount to 4" \
  81         "4.5: set passcount for tracepoint $tdp2"
  82 gdb_test "passcount 2 $tdp3" "Setting tracepoint $tdp3's passcount to 2" \
  83         "4.5: set passcount for tracepoint $tdp3"
  84 gdb_test "passcount 3 $tdp4" "Setting tracepoint $tdp4's passcount to 3" \
  85         "4.5: set passcount for tracepoint $tdp4"
  86
  87 gdb_test "tstart" ".*" ""
  88
  89 gdb_test "break end" ".*" ""
  90 gdb_test "continue" \
  91     "Continuing.*Breakpoint $decimal, end.*" \
  92     "run trace experiment"
  93 gdb_test "tstop" ".*" ""
  94
  95 gdb_test "tfind none" ".*" ""
  96 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x -1 x" ""] {
  97     untested passc-dyn.exp
  98     return -1
  99 }
 100
 101 gdb_test "tfind tracepoint $tdp2" ".*" ""
 102 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 0 x" ""] {
 103     untested passc-dyn.exp
 104     return -1
 105 }
 106
 107 gdb_test "tfind tracepoint $tdp3" ".*" ""
 108 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 1 x" ""] {
 109     untested passc-dyn.exp
 110     return -1
 111 }
 112
 113 gdb_test "tfind tracepoint $tdp4" ".*" ""
 114 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 2 x" ""] {
 115     untested passc-dyn.exp
 116     return -1
 117 }
 118
 119 gdb_test "tfind tracepoint $tdp2" ".*" ""
 120 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 3 x" ""] {
 121     untested passc-dyn.exp
 122     return -1
 123 }
 124
 125 gdb_test "tfind tracepoint $tdp3" ".*" ""
 126 if [gdb_test "printf \"x \%d x\\n\", \$trace_frame" "x 4 x" ""] {
 127     untested passc-dyn.exp
 128     return -1
 129 }
 130
 131 ## We should now be at the last frame, because this frame's passcount
 132 ## should have caused collection to stop.  If we do a tfind now,
 133 ## it should fail.
 134
 135 gdb_test "tfind" "failed to find.*" "4.5: dynamic passcount test"
 136
 137 # Finished!
 138 gdb_test "tfind none" ".*" ""
 139