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

   1 #   Copyright 1998, 2007, 2008, 2009, 2010 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 if $tracelevel then {
  21     strace $tracelevel
  22 }
  23
  24 set prms_id 0
  25 set bug_id 0
  26
  27 gdb_exit
  28 gdb_start
  29
  30 set testfile "actions"
  31 set srcfile $testfile.c
  32 set binfile $objdir/$subdir/while-dyn
  33 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  34           executable {debug nowarnings}] != "" } {
  35     untested while-dyn.exp
  36     return -1
  37 }
  38 gdb_load $binfile
  39 gdb_test "tstop"       "" ""
  40 gdb_test "tfind none"  "" ""
  41 runto_main
  42 gdb_reinitialize_dir $srcdir/$subdir
  43
  44 # We generously give ourselves one "pass" if we successfully
  45 # detect that this test cannot be run on this target!
  46 if { ![gdb_target_supports_trace] } then {
  47     pass "Current target does not support trace"
  48     return 1;
  49
  50 }
  51
  52 # If testing on a remote host, download the source file.
  53 # remote_download host $srcdir/$subdir/$srcfile
  54
  55 #
  56 # test while-stepping dynamically (live target)
  57 #
  58
  59 ## verify number of trace frames collected matches stepcount
  60
  61 gdb_delete_tracepoints
  62 gdb_test "trace gdb_c_test" \
  63         "Tracepoint $decimal at .*" \
  64         "Set tracepoint at gdb_c_test"
  65
  66 if [istarget "x86_64-*"] then {
  67     set fpreg "\$rbp"
  68 } elseif [istarget "i?86-*"] then {
  69     set fpreg "\$ebp"
  70 } else {
  71     set fpreg "\$fp"
  72 }
  73
  74 gdb_trace_setactions "5.12: define while-stepping <stepcount>" \
  75         "" \
  76         "collect $fpreg" "^$" \
  77         "while-stepping 5" "^$" \
  78         "collect p" "^$" \
  79         "end" "^$" \
  80         "end" ""
  81
  82 gdb_test "tstart" "" ""
  83
  84 gdb_test "break end" "" ""
  85 gdb_test "continue" \
  86     "Continuing.*Breakpoint $decimal, end.*" \
  87     "run trace experiment"
  88
  89 gdb_test "tstop" "" ""
  90
  91 gdb_tfind_test "5.12: frame 5 should be the last one collected" "5" "5"
  92
  93 send_gdb "tfind 6\n"
  94 gdb_expect {
  95     -re "failed to find.*$gdb_prompt $" {
  96         pass "5.12: trace stopped after 5 stepping frames"
  97     }
  98     -re ".*$gdb_prompt $" {
  99         fail "5.12: trace stopped after 5 stepping frames"
 100     }
 101 }
 102
 103 gdb_test "tfind none" "" ""