gdb/testsuite/gdb.reverse/break-reverse.exp

   1 #   Copyright 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 is part of the GDB testsuite.  It tests reverse debugging
  17 # with breakpoints.
  18
  19 if ![target_info exists gdb,can_reverse] {
  20     return
  21 }
  22
  23 set testfile "break-reverse"
  24 set srcfile  ${testfile}.c
  25
  26 if { [prepare_for_testing $testfile.exp $testfile $srcfile] } {
  27     return -1
  28 }
  29
  30 set foo_location  [gdb_get_line_number "break in foo" ]
  31 set bar_location  [gdb_get_line_number "break in bar" ]
  32 set main_location [gdb_get_line_number "break in main"]
  33 set end_location  [gdb_get_line_number "end of main"  ]
  34
  35 runto main
  36
  37 if [target_info exists gdb,use_precord] {
  38     # Activate process record/replay
  39     gdb_test "record" "" "Turn on process record"
  40     # FIXME: command ought to acknowledge, so we can test if it succeeded.
  41 }
  42
  43 gdb_test "break foo" \
  44     "Breakpoint $decimal at .* line $foo_location\." \
  45     "set breakpoint on foo"
  46
  47 gdb_test "break bar" \
  48     "Breakpoint $decimal at .* line $bar_location\." \
  49     "set breakpoint on bar"
  50
  51 gdb_test "break $end_location" \
  52     "Breakpoint $decimal at .* line $end_location\." \
  53     set breakpoint at end of main"
  54
  55 gdb_continue_to_breakpoint "foo" ".*/$srcfile:$foo_location.*"
  56 gdb_continue_to_breakpoint "bar" ".*/$srcfile:$bar_location.*"
  57 gdb_continue_to_breakpoint "end" ".*/$srcfile:$end_location.*"
  58
  59 # FIXME 'set exec-dir' command should give some output so we can test.
  60 gdb_test "set exec-direction reverse" "" "set reverse"
  61
  62 gdb_continue_to_breakpoint "bar backward"  ".*/$srcfile:$bar_location.*"
  63 gdb_continue_to_breakpoint "foo backward"  ".*/$srcfile:$foo_location.*"
  64
  65 gdb_test_multiple "continue" "main backward" {
  66     -re ".*Breakpoint $decimal,.*/$srcfile:$main_location.*$gdb_prompt $" {
  67         pass "main backward"
  68     }
  69     -re "No more reverse-execution history.* break in main .*$gdb_prompt $" {
  70         pass "main backward"
  71     }
  72 }
  73
  74 gdb_test "set exec-direction forward" "" "set forward"
  75
  76 gdb_continue_to_breakpoint "foo" ".*/$srcfile:$foo_location.*"
  77 gdb_continue_to_breakpoint "bar" ".*/$srcfile:$bar_location.*"
  78
  79 gdb_test_multiple "continue" "end of record log" {
  80     -re ".*Breakpoint $decimal,.*/$srcfile:$end_location.*$gdb_prompt $" {
  81         pass "end of record log"
  82     }
  83     -re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
  84         pass "end of record log"
  85     }
  86 }