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

   1 #   Copyright 2008-2022 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 in a process record logfile.
  18
  19 # This test suitable only for process record-replay
  20 if ![supports_process_record] {
  21     return
  22 }
  23
  24 standard_testfile break-reverse.c
  25 set precsave [standard_output_file break.precsave]
  26
  27 if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
  28     return -1
  29 }
  30
  31 set foo_location  [gdb_get_line_number "break in foo" ]
  32 set bar_location  [gdb_get_line_number "break in bar" ]
  33 set main_location [gdb_get_line_number "break in main"]
  34 set end_location  [gdb_get_line_number "end of main"  ]
  35
  36 proc precsave_tests {} {
  37     global foo_location bar_location main_location end_location
  38     global decimal srcfile precsave gdb_prompt
  39
  40     runto_main
  41
  42     if [supports_process_record] {
  43         # Activate process record/replay
  44         gdb_test_no_output "record" "turn on process record"
  45     }
  46
  47     gdb_test "break $end_location" \
  48         "Breakpoint $decimal at .*$srcfile, line $end_location\." \
  49         "BP at end of main"
  50
  51     gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main"
  52
  53     gdb_test "record save $precsave" \
  54         "Saved core file $precsave with execution log\."  \
  55         "save process recfile"
  56
  57     gdb_test "kill" "" "kill process, prepare to debug log file" \
  58         "Kill the program being debugged\\? \\(y or n\\) " "y"
  59
  60     gdb_test "record restore $precsave" \
  61         "Restored records from core file .*" \
  62         "reload precord save file"
  63
  64     gdb_test "break foo" \
  65         "Breakpoint $decimal at .* line $foo_location\." \
  66         "set breakpoint on foo"
  67
  68     gdb_test "break bar" \
  69         "Breakpoint $decimal at .* line $bar_location\." \
  70         "set breakpoint on bar"
  71
  72     gdb_continue_to_breakpoint "foo forward after restore" \
  73         ".*$srcfile:$foo_location.*"
  74     gdb_continue_to_breakpoint "bar forward after restore" \
  75         ".*$srcfile:$bar_location.*"
  76     gdb_test_multiple "continue" "go to end of main forward" {
  77         -re ".*Breakpoint $decimal,.*$srcfile:$end_location.*$gdb_prompt $"  {
  78             pass "go to end of main forward"
  79         }
  80         -re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
  81             pass "go to end of main forward"
  82         }
  83     }
  84
  85     gdb_test_no_output "set exec-direction reverse" "set reverse"
  86
  87     gdb_continue_to_breakpoint "bar backward"  ".*$srcfile:$bar_location.*"
  88     gdb_continue_to_breakpoint "foo backward"  ".*$srcfile:$foo_location.*"
  89
  90     gdb_test_multiple "continue" "main backward" {
  91         -re ".*Breakpoint $decimal,.*$srcfile:$main_location.*$gdb_prompt $" {
  92             pass "main backward"
  93         }
  94         -re "No more reverse-execution history.* break in main .*$gdb_prompt $" {
  95             pass "main backward"
  96         }
  97     }
  98
  99     gdb_test_no_output "set exec-direction forward" "set forward"
 100
 101     gdb_continue_to_breakpoint "foo forward again" \
 102         ".*$srcfile:$foo_location.*"
 103     gdb_continue_to_breakpoint "bar forward again" \
 104         ".*$srcfile:$bar_location.*"
 105
 106     gdb_test_multiple "continue" "end of record log" {
 107         -re ".*Breakpoint $decimal,.*$srcfile:$end_location.*$gdb_prompt $" {
 108             pass "end of record log"
 109         }
 110         -re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
 111             pass "end of record log"
 112         }
 113     }
 114 }
 115
 116 precsave_tests