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[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.reverse / break-precsave.exp

#   Copyright 2008-2016 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/>.

# This file is part of the GDB testsuite.  It tests reverse debugging
# with breakpoints in a process record logfile.

# This test suitable only for process record-replay
if ![supports_process_record] {
    return
}

standard_testfile break-reverse.c
set precsave [standard_output_file break.precsave]

if { [prepare_for_testing $testfile.exp $testfile $srcfile] } {
    return -1
}

set foo_location  [gdb_get_line_number "break in foo" ]
set bar_location  [gdb_get_line_number "break in bar" ]
set main_location [gdb_get_line_number "break in main"]
set end_location  [gdb_get_line_number "end of main"  ]

proc precsave_tests {} {
    global foo_location bar_location main_location end_location
    global decimal srcfile precsave gdb_prompt

    runto main

    if [supports_process_record] {
	# Activate process record/replay
	gdb_test_no_output "record" "Turn on process record"
    }

    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 $precsave" \
	"Saved core file $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 $precsave" \
	"Restored records from core file .*" \
	"reload precord save file"

    gdb_test "break foo" \
	"Breakpoint $decimal at .* line $foo_location\." \
	"set breakpoint on foo"

    gdb_test "break bar" \
	"Breakpoint $decimal at .* line $bar_location\." \
	"set breakpoint on bar"

    gdb_continue_to_breakpoint "foo" ".*$srcfile:$foo_location.*"
    gdb_continue_to_breakpoint "bar" ".*$srcfile:$bar_location.*"
    gdb_test_multiple "continue" "go to end of main forward" {
	-re ".*Breakpoint $decimal,.*$srcfile:$end_location.*$gdb_prompt $"  {
	    pass "go to end of main forward"
	}
	-re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
	    pass "go to end of main forward"
	}
    }

    gdb_test_no_output "set exec-direction reverse" "set reverse"

    gdb_continue_to_breakpoint "bar backward"  ".*$srcfile:$bar_location.*"
    gdb_continue_to_breakpoint "foo backward"  ".*$srcfile:$foo_location.*"

    gdb_test_multiple "continue" "main backward" {
	-re ".*Breakpoint $decimal,.*$srcfile:$main_location.*$gdb_prompt $" {
	    pass "main backward"
	}
	-re "No more reverse-execution history.* break in main .*$gdb_prompt $" {
	    pass "main backward"
	}
    }

    gdb_test_no_output "set exec-direction forward" "set forward"

    gdb_continue_to_breakpoint "foo" ".*$srcfile:$foo_location.*"
    gdb_continue_to_breakpoint "bar" ".*$srcfile:$bar_location.*"

    gdb_test_multiple "continue" "end of record log" {
	-re ".*Breakpoint $decimal,.*$srcfile:$end_location.*$gdb_prompt $" {
	    pass "end of record log"
	}
	-re "No more reverse-execution history.* end of main .*$gdb_prompt $" {
	    pass "end of record log"
	}
    }
}

precsave_tests