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[/] [openrisc/] [trunk/] [gnu-stable/] [gdb-7.2/] [gdb/] [testsuite/] [gdb.reverse/] [watch-precsave.exp] - Rev 835
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# Copyright 2009, 2010 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Based on a file written by Fred Fish. (fnf@cygnus.com)
# This file is part of the GDB testsuite. It tests precord dumpfile
# debugging with watchpoints.
# This test suitable only for process record-replay
if ![target_info exists gdb,use_precord] {
return
}
set testfile "watch-reverse"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [prepare_for_testing $testfile.exp $testfile $srcfile] } {
return -1
}
runto main
if [target_info exists gdb,use_precord] {
# Activate process record/replay
gdb_test_no_output "record" "Turn on process record"
}
set end_location [gdb_get_line_number "end of main" ]
gdb_test "break $end_location" \
"Breakpoint $decimal at .*/$srcfile, line $end_location\." \
"BP at end of main"
gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main"
gdb_test "record save watch.precsave" \
"Saved core file watch.precsave with execution log\." \
"save process recfile"
gdb_test "kill" "" "Kill process, prepare to debug log file" \
"Kill the program being debugged\\? \\(y or n\\) " "y"
gdb_test "record restore watch.precsave" \
"Program terminated with signal .*" \
"reload core file"
# Only software watchpoints can be used in reverse
gdb_test_no_output "set can-use-hw-watchpoints 0" ""
gdb_test "break marker1" \
"Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
"set breakpoint at marker1"
gdb_test "break marker2" \
"Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
"set breakpoint at marker2"
gdb_continue_to_breakpoint "marker1" ".*/$srcfile:.*"
gdb_test "watch ival3" \
".*\[Ww\]atchpoint $decimal: ival3.*" \
"set watchpoint on ival3"
# Continue until first change, from -1 to 0
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, first time"
# Continue until the next change, from 0 to 1.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, second time"
# Continue until the next change, from 1 to 2.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, third time"
# Continue until the next change, from 2 to 3.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, fourth time"
# Continue until the next change, from 3 to 4.
# Note that this one is outside the loop.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, fifth time"
# Continue until we hit the finishing marker function.
# Make sure we hit no more watchpoints.
gdb_continue_to_breakpoint "marker2" ".*/$srcfile:.*"
###
###
###
gdb_test_no_output "set exec-direction reverse" "set reverse"
# Reverse until the previous change, from 4 to 3
# Note that this one is outside the loop
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 4.*New value = 3.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, first time"
# Reverse until the previous change, from 3 to 2.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 2.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, second time"
# Reverse until the previous change, from 2 to 1.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, third time"
# Reverse until the previous change, from 1 to 0.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 0.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, fourth time"
# Reverse until first change, from 0 to -1
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = -1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, fifth time"
gdb_test_no_output "set can-use-hw-watchpoints 1" "enable hw watchpoints"
###
###
###
gdb_test_no_output "set exec-direction forward" "set forward"
# Continue until first change, from -1 to 0
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, forward replay, first time"
# Continue until the next change, from 0 to 1.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, forward replay, second time"
# Continue until the next change, from 1 to 2.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, forward replay, third time"
# Continue until the next change, from 2 to 3.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, forward replay, fourth time"
# Continue until the next change, from 3 to 4.
# Note that this one is outside the loop.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" \
"watchpoint hit, forward replay, fifth time"
# Continue until we hit the finishing marker function.
# Make sure we hit no more watchpoints.
gdb_test "continue" "marker2 .*" "replay forward to marker2"
###
###
###
gdb_test_no_output "set exec-direction reverse" "set reverse"
# Reverse until the previous change, from 4 to 3
# Note that this one is outside the loop
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 4.*New value = 3.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, HW, first time"
# Reverse until the previous change, from 3 to 2.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 2.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, HW, second time"
# Reverse until the previous change, from 2 to 1.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, HW, third time"
# Reverse until the previous change, from 1 to 0.
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 0.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, HW, fourth time"
# Reverse until first change, from 0 to -1
gdb_test "continue" \
".*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = -1.*ival3 = count; ival4 = count;.*" \
"watchpoint hit in reverse, HW, fifth time"
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