160 lines
4.8 KiB
Plaintext
160 lines
4.8 KiB
Plaintext
# Copyright 2013-2020 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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load_lib "trace-support.exp"
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standard_testfile
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug nopie}]} {
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return -1
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}
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if ![runto_main] {
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fail "can't run to main to check for trace support"
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return -1
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}
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if ![gdb_target_supports_trace] {
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unsupported "target does not support trace"
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return -1
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}
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# Set tracepoints, start tracing and collect data.
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proc set_tracepoint_and_collect { } {
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global testfile srcfile
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# Start with a fresh gdb.
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clean_restart ${testfile}
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if ![runto_main] {
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fail "can't run to main"
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return -1
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}
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gdb_breakpoint "end" qualified
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gdb_test "trace start" "Tracepoint \[0-9\] at .*"
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gdb_trace_setactions "set action for tracepoint" "" \
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"collect testglob" "^$" \
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"collect constglob" "^$"
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gdb_test_no_output "tstart"
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gdb_test "continue" ".*Breakpoint.* end .*at.*$srcfile.*" \
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"continue to end"
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gdb_test_no_output "tstop"
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}
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with_test_prefix "live" {
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set_tracepoint_and_collect
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gdb_test "print testglob" " = 2"
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gdb_test "print testglob_not_collected" " = 12"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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}
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with_test_prefix "live target tfind" {
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gdb_test "tfind 0" "Found trace frame 0, tracepoint \[0-9\]+.*" \
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"tfind 0"
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gdb_test "print testglob" " = 1"
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gdb_test "print testglob_not_collected" " = <unavailable>"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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gdb_test "tfind" "Target failed to find requested trace frame." \
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"tfind does not find a second frame"
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}
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# Save trace frames to trace file.
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set tracefile [standard_output_file ${testfile}]
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gdb_test "tsave ${tracefile}.tfile" \
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"Trace data saved to file '${tracefile}.tfile'.*" \
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"save tfile trace"
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# Test read memory when changing target from remote to ${target}.
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proc test_from_remote { target } {
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global gdb_prompt testfile
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global tracefile
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with_test_prefix "remote to ${target}" {
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set_tracepoint_and_collect
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# Change target to ${target}.
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set test "change target"
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gdb_test_multiple "target ${target} ${tracefile}.${target}" "$test" {
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-re "A program is being debugged already. Kill it. .y or n. " {
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send_gdb "y\n"
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exp_continue
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}
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-re "$gdb_prompt $" {
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pass "$test"
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}
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}
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with_test_prefix "w/o setting traceframe" {
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gdb_test "print testglob" " = <unavailable>"
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gdb_test "print testglob_not_collected" " = <unavailable>"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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}
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with_test_prefix "w/ setting traceframe" {
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gdb_test "tfind 0" "Found trace frame 0, tracepoint \[0-9\]+.*" \
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"tfind 0"
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gdb_test "print testglob" " = 1"
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gdb_test "print testglob_not_collected" " = <unavailable>"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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gdb_test "tfind" "Target failed to find requested trace frame." \
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"tfind does not find a second frame"
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}
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}
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}
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test_from_remote "tfile"
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# Test read memory when changing target from exec to ${target}
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proc teset_from_exec { target } {
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global srcdir subdir binfile testfile
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global tracefile
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# Restart GDB and read the trace data in ${target} target.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_file_cmd $binfile
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gdb_test "target ${target} ${tracefile}.${target}" ".*" \
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"change to ${target} target"
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with_test_prefix "exec to ${target} w/o setting traceframe" {
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gdb_test "print testglob" " = <unavailable>"
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gdb_test "print testglob_not_collected" " = <unavailable>"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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}
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with_test_prefix "exec to ${target} w/ setting traceframe" {
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gdb_test "tfind 0" "Found trace frame 0, tracepoint \[0-9\]+.*" \
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"tfind 0"
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gdb_test "print testglob" " = 1"
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gdb_test "print testglob_not_collected" " = <unavailable>"
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gdb_test "print constglob" " = 10000"
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gdb_test "print constglob_not_collected" " = 100"
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gdb_test "tfind" "Target failed to find requested trace frame." \
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"tfind does not find a second frame"
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}
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}
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teset_from_exec "tfile"
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