mirror of
https://sourceware.org/git/binutils-gdb.git
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527 lines
15 KiB
Plaintext
527 lines
15 KiB
Plaintext
# Copyright 2011-2015 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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#
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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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if {[skip_shlib_tests]} {
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return 0
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}
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standard_testfile
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set libfile1 "pendshr1"
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set libfile2 "pendshr2"
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set executable $testfile
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set libsrc1 $srcdir/$subdir/$libfile1.c
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set libsrc2 $srcdir/$subdir/$libfile2.c
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set lib_sl1 [standard_output_file $libfile1.sl]
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set lib_sl2 [standard_output_file $libfile2.sl]
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set lib_opts [gdb_target_symbol_prefix_flags]
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if { [gdb_compile_shlib $libsrc1 $lib_sl1 $lib_opts] != ""
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|| [gdb_compile_shlib $libsrc2 $lib_sl2 $lib_opts] != ""} {
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untested "Could not compile either $libsrc1 or $libsrc2"
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return -1
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}
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set exec_opts [list debug shlib=$lib_sl1 shlib_load]
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if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != "" } {
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untested "Failed to compile $srcfile"
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return -1
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}
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clean_restart $executable
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gdb_load_shlibs $lib_sl1
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gdb_load_shlibs $lib_sl2
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if ![runto_main] {
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fail "Can't run to main to check for trace support"
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return -1
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}
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if ![gdb_target_supports_trace] {
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unsupported "Current target does not support trace"
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return -1
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}
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# Verify pending tracepoint is resolved to running to main.
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proc pending_tracepoint_resolved { trace_type } {
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with_test_prefix "$trace_type resolved" {
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global srcdir
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global subdir
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global binfile
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global srcfile
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global lib_sl1
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# Start with a fresh gdb.
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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_test_multiple "$trace_type set_point1" "set pending tracepoint" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*set_point1.*pending." \
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"set pending tracepoint (without symbols)"
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}
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}
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*PENDING.*set_point1.*" \
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"single pending tracepoint info (without symbols)"
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gdb_load ${binfile}
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gdb_test "break main" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint function"
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gdb_run_cmd
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gdb_test "" "Breakpoint 2, main.*"
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# Run to main which should resolve a pending tracepoint
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*pendfunc.*" \
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"single tracepoint info"
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}
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}
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# Verify pending tracepoint is resolved and works as expected.
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proc pending_tracepoint_works { trace_type } {
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with_test_prefix "$trace_type works" {
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global executable
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global srcfile
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global lib_sl1
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global gdb_prompt
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# Restart with a fresh gdb.
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clean_restart $executable
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# Test setting and querying pending tracepoints
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gdb_test_multiple "$trace_type set_point1" "set pending tracepoint" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" \
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"\(Fast t|T\)racepoint.*set_point1.*pending." \
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"set pending tracepoint"
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}
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}
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*PENDING.*set_point1.*" \
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"single pending tracepoint info"
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# Run to main which should resolve a pending tracepoint
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gdb_test "break main" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint function"
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gdb_run_cmd
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gdb_test "" "Breakpoint 2, main.*"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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set test "start trace experiment"
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gdb_test_multiple "tstart" $test {
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-re "^tstart\r\n$gdb_prompt $" {
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pass $test
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}
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-re "Target returns error code .* too far .*$gdb_prompt $" {
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if [string equal $trace_type "ftrace"] {
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# The target was unable to install the fast tracepoint
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# (e.g., jump pad too far from tracepoint).
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pass "$test (too far)"
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# Skip the rest of the tests.
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return
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} else {
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fail $test
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}
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}
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}
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*$srcfile.*" \
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"continue to marker"
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gdb_test "tstop" "\[\r\n\]+" "stop trace experiment"
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gdb_test "tfind start" "#0 .*" "tfind test frame 0"
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gdb_test "tfind" "Found trace frame 1, tracepoint 1.*" \
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"tfind test frame 1"
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gdb_test "tfind" "Found trace frame 2, tracepoint 1.*" \
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"tfind test frame 2"
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gdb_test "tfind" \
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"Target failed to find requested trace frame..*" \
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"tfind test frame"
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}
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}
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# Verify pending tracepoint is resolved during trace.
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proc pending_tracepoint_resolved_during_trace { trace_type } \
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{ with_test_prefix "$trace_type resolved_in_trace" \
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{
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global executable
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global srcfile
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global gdb_prompt
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global lib_sl1
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# Start with a fresh gdb.
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clean_restart $executable
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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gdb_test_multiple "$trace_type set_point2" "set pending tracepoint on set_point2" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*set_point2.*pending." \
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"set pending tracepoint (without symbols)"
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}
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}
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*PENDING.*set_point2.*" \
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"single pending tracepoint on set_point2"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*pending.c.*" \
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"continue to marker 1"
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set test "continue to marker 2"
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gdb_test_multiple "continue" $test {
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-re "Target returns error code .* too far .*$gdb_prompt $" {
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if [string equal $trace_type "ftrace"] {
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# Expected if the target was unable to install the
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# fast tracepoint (e.g., jump pad too far from
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# tracepoint).
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pass "$test (too far)"
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# Skip the rest of the tests.
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return
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} else {
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fail $test
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}
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}
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-re "Continuing.\r\n\r\nBreakpoint.*marker.*at.*$srcfile.*$gdb_prompt $" {
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pass $test
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}
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}
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gdb_test "tstop" "\[\r\n\]+" "stop trace experiment"
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# tracepoint should be resolved.
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*pendfunc2.*" \
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"tracepoint is resolved"
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gdb_test "tfind start" "#0 .*" "tfind test frame 0"
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gdb_test "tfind" "Target failed to find requested trace frame..*" "tfind test frame"
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}}
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# Verify pending tracepoint is resolved and installed during trace.
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proc pending_tracepoint_installed_during_trace { trace_type } \
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{ with_test_prefix "$trace_type installed_in_trace" \
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{
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global executable
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global srcfile
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global lib_sl1
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global gdb_prompt
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global hex
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# Start with a fresh gdb.
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clean_restart $executable
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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 "next" ".*"
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gdb_test "trace main" "Tracepoint \[0-9\] at .*" "set tracepoint on main"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*${srcfile}.*" \
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"continue to marker 1"
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# Set a pending tracepoint during a tracing experiment.
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gdb_test_multiple "$trace_type set_point2" "set pending tracepoint on set_point2" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*set_point2.*pending." \
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"set pending tracepoint"
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}
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}
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \t\]+keep y.*PENDING.*set_point2.*" \
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"single pending tracepoint on set_point2"
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set test "continue to marker 2"
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gdb_test_multiple "continue" $test {
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-re "Target returns error code .* too far .*$gdb_prompt $" {
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if [string equal $trace_type "ftrace"] {
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# Expected if the target was unable to install the
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# fast tracepoint (e.g., jump pad too far from
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# tracepoint).
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pass "$test (too far)"
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# Skip the rest of the tests.
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return
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} else {
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fail $test
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}
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}
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-re "Continuing.\r\n\r\nBreakpoint.*marker.*at.*$srcfile.*$gdb_prompt $" {
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pass $test
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}
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}
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gdb_test "tstop" "\[\r\n\]+" "stop trace experiment"
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# tracepoint should be resolved.
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*pendfunc2.*" \
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"tracepoint is resolved"
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gdb_test "tfind start" "#0 $hex in pendfunc2 .*" "tfind test frame 0"
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gdb_test "tfind" "Target failed to find requested trace frame..*" "tfind test frame"
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}}
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# Verify pending tracepoint will no longer work if we disconnect during tracing.
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proc pending_tracepoint_disconnect_during_trace { trace_type } \
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{ with_test_prefix "$trace_type disconn" \
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{
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global executable
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global srcfile
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global lib_sl1
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global gdb_prompt
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# Start with a fresh gdb.
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clean_restart $executable
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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_multiple "trace pendfunc3" "set pending tracepoint on set_point2" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*pendfunc3.*pending." \
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"set pending tracepoint on pendfun3"
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}
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}
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*pending.c.*" \
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"continue to marker"
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set test "disconnect with pending tracepoint"
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gdb_test_multiple "disconnect" $test {
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-re "warning: Pending tracepoints will not be resolved while GDB is disconnected.*Trace is running but will stop on detach; detach anyway\\? \\(y or n\\) $" {
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pass $test
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set test "disconnected"
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gdb_test_multiple "y" $test {
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-re "$gdb_prompt $" {
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pass "$test"
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}
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}
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}
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}
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}}
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# Verify disconnect after pending tracepoint has been resolved.
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proc pending_tracepoint_disconnect_after_resolved { trace_type } \
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{ with_test_prefix "$trace_type disconn_resolved" \
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{
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global executable
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global srcfile
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global lib_sl1
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global gdb_prompt
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# Start with a fresh gdb.
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clean_restart $executable
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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_multiple "trace set_point2" "set pending tracepoint on set_point2" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*set_point2.*pending." \
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"set pending tracepoint on pendfun2"
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}
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}
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*pending.c.*" \
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"continue to marker 1"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*pending.c.*" \
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"continue to marker 2"
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# There should be no pending tracepoint, so no warning should be emitted.
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set test "disconnect with resolved tracepoint"
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gdb_test_multiple "disconnect" $test {
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-re "warning: Pending tracepoints will not be resolved while GDB is disconnected.*Trace is running but will stop on detach; detach anyway\\? \\(y or n\\) $" {
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fail $test
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}
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-re "Trace is running but will stop on detach; detach anyway\\? \\(y or n\\) $" {
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pass $test
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}
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}
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set test "disconnected"
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gdb_test_multiple "y" $test {
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-re "$gdb_prompt $" {
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pass "$test"
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}
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}
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}}
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# Verify action works properly in resolved tracepoint.
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proc pending_tracepoint_with_action_resolved { trace_type } \
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{ with_test_prefix "$trace_type action_resolved" \
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{
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global executable
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global srcfile
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global lib_sl1
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global gdb_prompt
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# Start with a fresh gdb.
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clean_restart $executable
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if ![runto_main] {
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fail "Can't run to main"
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return -1
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}
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gdb_test_multiple "$trace_type set_point2" "set pending tracepoint on set_point2" {
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-re ".*Make \(fast |\)tracepoint pending.*y or \\\[n\\\]. $" {
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gdb_test "y" "\(Fast t|T\)racepoint.*set_point2.*pending." \
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"set pending tracepoint (without symbols)"
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}
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}
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set pcreg "pc"
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if [is_amd64_regs_target] {
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set pcreg "rip"
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} elseif [is_x86_like_target] {
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set pcreg "eip"
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}
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gdb_trace_setactions "set action for pending tracepoint" "" \
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"collect \$$pcreg" "^$"
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*PENDING.*set_point2.*" \
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"single pending tracepoint on set_point2"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" "Continuing.\r\n\r\nBreakpoint.*marker.*at.*pending.c.*" \
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"continue to marker 1"
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set test "continue to marker 2"
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gdb_test_multiple "continue" $test {
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-re "Target returns error code .* too far .*$gdb_prompt $" {
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if [string equal $trace_type "ftrace"] {
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# Expected if the target was unable to install the
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# fast tracepoint (e.g., jump pad too far from
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# tracepoint).
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pass "$test (too far)"
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# Skip the rest of the tests.
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return
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} else {
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fail $test
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}
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}
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-re "Continuing.\r\n\r\nBreakpoint.*marker.*at.*$srcfile.*$gdb_prompt $" {
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pass "continue to marker 2"
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}
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}
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gdb_test "tstop" "\[\r\n\]+" "stop trace experiment"
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# tracepoint should be resolved.
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gdb_test "info trace" \
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"Num Type\[ \]+Disp Enb Address\[ \]+What.*
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\[0-9\]+\[\t \]+\(fast |\)tracepoint\[ \]+keep y.*pendfunc2.*" \
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"tracepoint is resolved"
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gdb_test "tfind start" "#0 .*" "tfind test frame 0"
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gdb_test "tdump" "Data collected at tracepoint .*, trace frame \[0-9\]:.*\\$${pcreg} = .*"
|
|
gdb_test "tfind" "Target failed to find requested trace frame..*" "tfind test frame"
|
|
}}
|
|
|
|
pending_tracepoint_resolved "trace"
|
|
|
|
pending_tracepoint_works "trace"
|
|
|
|
pending_tracepoint_resolved_during_trace "trace"
|
|
|
|
pending_tracepoint_disconnect_during_trace "trace"
|
|
|
|
pending_tracepoint_disconnect_after_resolved "trace"
|
|
|
|
pending_tracepoint_with_action_resolved "trace"
|
|
|
|
pending_tracepoint_installed_during_trace "trace"
|
|
|
|
# Re-compile test case with IPA.
|
|
set libipa [get_in_proc_agent]
|
|
gdb_load_shlibs $libipa
|
|
|
|
lappend exec_opts "shlib=$libipa"
|
|
|
|
if { [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $exec_opts] != "" } {
|
|
untested "Failed to compile $srcfile"
|
|
return -1
|
|
}
|
|
|
|
pending_tracepoint_resolved "ftrace"
|
|
pending_tracepoint_works "ftrace"
|
|
pending_tracepoint_resolved_during_trace "ftrace"
|
|
pending_tracepoint_disconnect_during_trace "ftrace"
|
|
pending_tracepoint_disconnect_after_resolved "ftrace"
|
|
pending_tracepoint_with_action_resolved "ftrace"
|
|
pending_tracepoint_installed_during_trace "ftrace"
|