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 executable while-dyn
  33 set binfile $objdir/$subdir/$executable
  34 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
  35           executable {debug nowarnings}] != "" } {
  36     untested while-dyn.exp
  37     return -1
  38 }
  39 gdb_load $binfile
  40 gdb_test "tstop"       "" ""
  41 gdb_test "tfind none"  "" ""
  42 runto_main
  43 gdb_reinitialize_dir $srcdir/$subdir
  44
  45 # We generously give ourselves one "pass" if we successfully
  46 # detect that this test cannot be run on this target!
  47 if { ![gdb_target_supports_trace] } then {
  48     pass "Current target does not support trace"
  49     return 1;
  50 }
  51
  52 #
  53 # test while-stepping dynamically (live target)
  54 #
  55
  56 if [istarget "x86_64-*"] then {
  57     set fpreg "\$rbp"
  58 } elseif [istarget "i?86-*"] then {
  59     set fpreg "\$ebp"
  60 } else {
  61     set fpreg "\$fp"
  62 }
  63
  64 proc test_while_stepping { while_stepping } {
  65     global fpreg
  66     global decimal
  67     global gdb_prompt
  68     global executable
  69
  70     clean_restart $executable
  71
  72     gdb_test "tstop" "" ""
  73     gdb_test "tfind none" "" ""
  74     runto_main
  75
  76     ## verify number of trace frames collected matches stepcount
  77
  78     gdb_delete_tracepoints
  79     gdb_test "trace gdb_c_test" \
  80         "Tracepoint $decimal at .*" \
  81         "$while_stepping: Set tracepoint at gdb_c_test"
  82
  83     gdb_trace_setactions "5.12: define $while_stepping <stepcount>" \
  84         "" \
  85         "collect $fpreg" "^$" \
  86         "$while_stepping 5" "^$" \
  87         "collect p" "^$" \
  88         "end" "^$" \
  89         "end" ""
  90
  91     gdb_test "tstart" "" ""
  92
  93     gdb_test "break end" "" ""
  94     gdb_test "continue" \
  95         "Continuing.*Breakpoint $decimal, end.*" \
  96         "$while_stepping: run trace experiment"
  97
  98     gdb_test "tstop" "" ""
  99
 100     gdb_tfind_test "$while_stepping: frame 5 should be the last one collected" "5" "5"
 101
 102     set test "$while_stepping: trace stopped after 5 stepping frames"
 103     gdb_test_multiple "tfind 6" "$test" {
 104         -re "failed to find.*$gdb_prompt $" {
 105             pass "$test"
 106         }
 107         -re ".*$gdb_prompt $" {
 108             fail "$test"
 109         }
 110     }
 111
 112     gdb_test "tfind none" "" ""
 113 }
 114
 115 # Test all while-stepping aliases.
 116
 117 test_while_stepping "while-stepping"
 118 test_while_stepping "stepping"
 119 test_while_stepping "ws"