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gdb/testsuite/
* gdb.trace/read-memory.c: New. * gdb.trace/read-memory.exp: New.
This commit is contained in:
Yao Qi
parent
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commit
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2013-07-19 Yao Qi <yao@codesourcery.com>
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* gdb.trace/read-memory.c: New.
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* gdb.trace/read-memory.exp: New.
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2013-07-19 Yao Qi <yao@codesourcery.com>
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* lib/gdb.exp (gdb_compile_shlib): Pass the tail name of
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46
gdb/testsuite/gdb.trace/read-memory.c
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46
gdb/testsuite/gdb.trace/read-memory.c
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/* This testcase is part of GDB, the GNU debugger.
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Copyright 2013 Free Software Foundation, Inc.
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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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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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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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int testglob = 0;
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int testglob_not_collected = 10;
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const int constglob = 10000;
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const int constglob_not_collected = 100;
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static void
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start (void)
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{}
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static void
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end (void)
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{}
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int
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main (void)
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{
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testglob++;
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testglob_not_collected++;
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start ();
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testglob++;
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testglob_not_collected++;
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end ();
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return 0;
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}
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162
gdb/testsuite/gdb.trace/read-memory.exp
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162
gdb/testsuite/gdb.trace/read-memory.exp
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# Copyright 2013 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 $testfile.exp $testfile $srcfile debug]} {
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untested $testfile.exp
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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_test "break end" "Breakpoint \[0-9\] at .*"
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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" "Cannot access memory at address.*"
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gdb_test "print testglob_not_collected" \
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"Cannot access memory at address.*"
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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" "Cannot access memory at address.*"
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gdb_test "print testglob_not_collected" \
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"Cannot access memory at address.*"
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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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