91 lines
2.6 KiB
Plaintext
91 lines
2.6 KiB
Plaintext
# This testcase is part of GDB, the GNU debugger.
|
|
#
|
|
# Copyright 2013-2017 Free Software Foundation, Inc.
|
|
#
|
|
# Contributed by Intel Corp. <markus.t.metzger@intel.com>
|
|
#
|
|
# 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/>.
|
|
|
|
if { [skip_btrace_tests] } {
|
|
unsupported "target does not support record-btrace"
|
|
return -1
|
|
}
|
|
|
|
standard_testfile record_goto.c
|
|
if [prepare_for_testing "failed to prepare" $testfile $srcfile] {
|
|
return -1
|
|
}
|
|
|
|
if ![runto_main] {
|
|
untested "failed to run to main"
|
|
return -1
|
|
}
|
|
|
|
# proceed to some sequential code
|
|
gdb_test "next"
|
|
|
|
# start tracing
|
|
gdb_test_no_output "record btrace"
|
|
|
|
# we start without trace
|
|
with_test_prefix "no trace" {
|
|
gdb_test "info record" [multi_line \
|
|
"Active record target: record-btrace" \
|
|
"Recording format: .*" \
|
|
"Recorded 0 instructions in 0 functions \\\(0 gaps\\\) for .*" \
|
|
]
|
|
gdb_test "record instruction-history" "No trace\."
|
|
gdb_test "record function-call-history" "No trace\."
|
|
}
|
|
|
|
# we record each single-step, even if we have not seen a branch, yet.
|
|
gdb_test "stepi"
|
|
|
|
proc check_trace {} {
|
|
gdb_test "info record" [multi_line \
|
|
"Active record target: record-btrace" \
|
|
"Recording format: .*" \
|
|
"Recorded 1 instructions in 1 functions \\\(0 gaps\\\) for .*" \
|
|
]
|
|
gdb_test "record instruction-history /f 1" \
|
|
"1\t 0x\[0-9a-f\]+ <\\+\[0-9\]+>:\tmov *\\\$0x0,%eax\r"
|
|
gdb_test "record function-call-history /c 1" "1\tmain"
|
|
}
|
|
|
|
# make sure we don't extend the trace when we ask twice.
|
|
with_test_prefix "once" {
|
|
check_trace
|
|
}
|
|
|
|
with_test_prefix "twice" {
|
|
check_trace
|
|
}
|
|
|
|
# check that we can reverse-stepi that instruction
|
|
gdb_test "reverse-stepi"
|
|
gdb_test "info record" [multi_line \
|
|
"Active record target: record-btrace" \
|
|
"Recording format: .*" \
|
|
"Recorded 1 instructions in 1 functions \\\(0 gaps\\\) for .*" \
|
|
"Replay in progress\. At instruction 1\." \
|
|
] "reverse-stepi"
|
|
|
|
# and back
|
|
gdb_test "stepi"
|
|
gdb_test "info record" [multi_line \
|
|
"Active record target: record-btrace" \
|
|
"Recording format: .*" \
|
|
"Recorded 1 instructions in 1 functions \\\(0 gaps\\\) for .*" \
|
|
] "and back"
|