279 lines
7.0 KiB
Plaintext
279 lines
7.0 KiB
Plaintext
# Copyright 2008-2015 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 stepping.
|
|
# Lots of code borrowed from "step-test.exp".
|
|
|
|
#
|
|
# Test step and next with a reloaded process record file.
|
|
#
|
|
|
|
# This test suitable only for process record-replay
|
|
if ![supports_process_record] {
|
|
return
|
|
}
|
|
|
|
standard_testfile step-reverse.c
|
|
set precsave [standard_output_file step.precsave]
|
|
|
|
if { [prepare_for_testing $testfile.exp $testfile $srcfile] } {
|
|
return -1
|
|
}
|
|
|
|
runto main
|
|
|
|
if [supports_process_record] {
|
|
# Activate process record/replay
|
|
gdb_test_no_output "record" "Turn on process record"
|
|
}
|
|
|
|
set end_of_main [gdb_get_line_number "end of main" ]
|
|
gdb_test "break $end_of_main" \
|
|
"Breakpoint $decimal at .*$srcfile, line $end_of_main\." \
|
|
"BP at end of main"
|
|
|
|
# This can take awhile.
|
|
with_timeout_factor 20 {
|
|
gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main"
|
|
}
|
|
|
|
# So can this, against gdbserver, for example.
|
|
|
|
with_timeout_factor 10 {
|
|
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 $precsave" \
|
|
"Restored records from core file .*" \
|
|
"reload core file"
|
|
|
|
# plain vanilla step/next (no count)
|
|
|
|
gdb_test "next" ".*NEXT TEST 1.*" "next test 1"
|
|
gdb_test "step" ".*STEP TEST 1.*" "step test 1"
|
|
|
|
# step/next with count
|
|
|
|
gdb_test "next 2" ".*NEXT TEST 2.*" "next test 2"
|
|
gdb_test "step 3" ".*STEP TEST 2.*" "step test 2"
|
|
|
|
# step over call
|
|
|
|
gdb_test "step" ".*NEXT OVER THIS CALL.*" "step up to call"
|
|
gdb_test "next" ".*STEP INTO THIS CALL.*" "next over call"
|
|
|
|
# step into call
|
|
|
|
gdb_test "step" ".*ARRIVED IN CALLEE.*" "step into call"
|
|
|
|
# finish out of call
|
|
|
|
set test_message "finish out of fn call"
|
|
gdb_test_multiple "finish" "$test_message" {
|
|
-re "FINISH TEST.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "STEP INTO THIS CALL.*$gdb_prompt $" {
|
|
send_gdb "step\n"
|
|
exp_continue
|
|
}
|
|
}
|
|
|
|
# stepi over flat code (no calls)
|
|
|
|
set test_message "simple stepi"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "FINISH TEST.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "NEXTI TEST.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
}
|
|
|
|
# stepi into a function call
|
|
|
|
set test_message "stepi into function call"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "NEXTI TEST.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
-re "RETURN FROM CALLEE.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
-re "ENTER CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
}
|
|
|
|
# stepi thru return of a function call
|
|
|
|
set test_message "stepi back from function call"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "NEXTI TEST.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "RETURN FROM CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "ENTER CALLEE.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
}
|
|
|
|
###
|
|
###
|
|
###
|
|
|
|
# Set reverse execution direction
|
|
|
|
gdb_test_no_output "set exec-dir reverse" "set reverse execution"
|
|
|
|
# stepi backward thru return and into a function
|
|
|
|
set stepi_location [gdb_get_line_number "ARRIVED IN CALLEE" "$srcfile"]
|
|
set test_message "reverse stepi thru function return"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "NEXTI TEST.*$gdb_prompt $" {
|
|
fail "$test_message (start statement)"
|
|
}
|
|
-re "RETURN FROM CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "$hex\[ \t\]*$stepi_location.*ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "ENTER CALLEE.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
}
|
|
|
|
# stepi backward out of a function call
|
|
|
|
set stepi_location [gdb_get_line_number "STEPI TEST" "$srcfile"]
|
|
set test_message "reverse stepi from a function call"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
fail "$test_message (start statement)"
|
|
}
|
|
-re "ENTER CALLEE.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "${hex} in main .*:$stepi_location.*STEPI TEST.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "STEP INTO THIS CALL.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
}
|
|
|
|
# stepi backward over flat code (no calls)
|
|
|
|
set stepi_location [gdb_get_line_number "FINISH TEST" "$srcfile"]
|
|
set test_message "simple reverse stepi"
|
|
gdb_test_multiple "stepi" "$test_message" {
|
|
-re "STEPI TEST.*$gdb_prompt $" {
|
|
fail "$test_message (start statement)"
|
|
}
|
|
-re "$hex\[ \t\]*$stepi_location.* FINISH TEST.*$gdb_prompt $" {
|
|
send_gdb "stepi\n"
|
|
exp_continue
|
|
}
|
|
-re "$stepi_location.* FINISH TEST.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
-re "STEP INTO THIS CALL.*$gdb_prompt $" {
|
|
fail "$test_message (too far)"
|
|
}
|
|
}
|
|
|
|
# step backward into function (thru return)
|
|
|
|
set test_message "reverse step into fn call"
|
|
gdb_test_multiple "step" "$test_message" {
|
|
-re "RETURN FROM CALLEE.*$gdb_prompt $" {
|
|
send_gdb "step\n"
|
|
exp_continue
|
|
}
|
|
-re "ARRIVED IN CALLEE.*$gdb_prompt $" {
|
|
pass "$test_message"
|
|
}
|
|
}
|
|
|
|
# step backward out of called function (thru call)
|
|
|
|
gdb_test "step" ".*STEP INTO THIS CALL.*" "reverse step out of called fn"
|
|
|
|
# next backward over call
|
|
|
|
gdb_test "next" ".*NEXT OVER THIS CALL.*" "reverse next over call"
|
|
|
|
# step/next backward with count
|
|
|
|
gdb_test "step 3" ".*REVERSE STEP TEST 1.*" "reverse step test 1"
|
|
gdb_test "next 2" ".*REVERSE NEXT TEST 1.*" "reverse next test 1"
|
|
|
|
# step/next backward without count
|
|
|
|
gdb_test "step" ".*STEP TEST 1.*" "reverse step test 2"
|
|
gdb_test "next" ".*NEXT TEST 1.*" "reverse next test 2"
|
|
|
|
|
|
|
|
# Finish test by running forward to the end.
|
|
# FIXME return to this later...
|
|
# gdb_test_no_output "set exec-dir forward" "set forward execution"
|
|
# gdb_continue_to_end "step-reverse.exp"
|
|
|