272 lines
8.4 KiB
Text
272 lines
8.4 KiB
Text
# Copyright 2011-2012 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 $tracelevel then {
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strace $tracelevel
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}
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if {[skip_shlib_tests]} {
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return 0
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}
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set testfile "change-loc"
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set libfile1 "change-loc-1"
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set libfile2 "change-loc-2"
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set srcfile $testfile.c
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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 binfile $objdir/$subdir/$testfile
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set lib_sl1 $objdir/$subdir/$libfile1.sl
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set lib_sl2 $objdir/$subdir/$libfile2.sl
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set lib_opts debug
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if [get_compiler_info ${binfile}] {
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return -1
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}
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# Some targets have leading underscores on assembly symbols.
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set additional_flags [list debug shlib=$lib_sl1 shlib_load [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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|| [gdb_compile $srcdir/$subdir/$srcfile $binfile executable $additional_flags] != ""} {
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untested "Could not compile either $libsrc1 or $srcdir/$subdir/$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] } then {
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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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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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} else {
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set pcreg "pc"
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}
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# Set tracepoint during tracing experiment.
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proc tracepoint_change_loc_1 { trace_type } {
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global testfile
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global srcfile
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global pcreg
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global gdb_prompt
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global pf_prefix
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set old_pf_prefix $pf_prefix
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set pf_prefix "$pf_prefix 1 $trace_type:"
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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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set pf_prefix $old_pf_prefix
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return -1
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}
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gdb_test_no_output "delete break 1"
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# Set a tracepoint we'll never meet. Just to avoid the complain after
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# type `tstart' later.
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gdb_test "next" ".*"
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gdb_test "trace main" "Tracepoint \[0-9\] at.* file .*$srcfile, line.*" \
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"set tracepoint on main"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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gdb_test_no_output "tstart"
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gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
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"continue to marker 1"
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# Set a tracepoint during tracing.
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gdb_test "${trace_type} set_tracepoint" ".*" "set tracepoint on set_tracepoint"
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gdb_trace_setactions "set action for tracepoint" "" \
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"collect \$$pcreg" "^$"
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# tracepoint has two locations after shlib change-loc-1 is loaded.
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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.*\<MULTIPLE\>.*4\.1.* in func4.*4\.2.* in func4.*" \
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"tracepoint with two locations"
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gdb_test_multiple "continue" "continue to marker 2" {
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-re ".*Breakpoint.*marker.*at.*$srcfile.*$gdb_prompt $" {
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pass "continue to marker 2"
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}
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-re ".*$gdb_prompt $" {
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kfail "gdb/13392" "continue to marker 2"
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set pf_prefix $old_pf_prefix
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return
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}
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}
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# tracepoint has three locations after shlib change-loc-2 is loaded.
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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.*\<MULTIPLE\>.*4\.1.* in func4.*4\.2.* in func4.*4\.3.* in func4 .*" \
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"tracepoint with three locations"
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gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
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"continue to marker 3"
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# shlib is unloaded, there are still three locations, but one is pending.
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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.*\<MULTIPLE\>.*4\.1.* in func4.*4\.2.* in func4.*4\.3.* \<PENDING\>\[\t \]+set_tracepoint.*" \
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"tracepoint with two locations (unload)"
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gdb_test_no_output "tstop"
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gdb_test "tfind" "Found trace frame 0, tracepoint 4.*" "tfind frame 0"
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gdb_test "tfind" "Target failed to find requested trace frame\\..*"
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set pf_prefix $old_pf_prefix
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}
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# Set pending tracepoint.
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proc tracepoint_change_loc_2 { trace_type } {
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global srcdir
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global srcfile
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global subdir
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global pcreg
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global binfile
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global gdb_prompt
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global pf_prefix
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set old_pf_prefix $pf_prefix
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set pf_prefix "$pf_prefix 2 $trace_type:"
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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_tracepoint" "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_tracepoint.*pending." "set pending tracepoint"
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}
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}
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gdb_trace_setactions "set action for tracepoint" "" \
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"collect \$$pcreg" "^$"
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# tracepoint has no location information now.
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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_tracepoint.*" \
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"single pending tracepoint info (without symbols)"
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gdb_load ${binfile}
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# tracepoint has one location after executable is loaded.
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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.*func4.*" \
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"tracepoint with one location"
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set main_bp 0
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gdb_test_multiple "break main" "set breakpoint on main" {
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-re "Breakpoint (\[0-9\]*) at .*, line.*$gdb_prompt $" {
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set main_bp $expect_out(1,string)
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}
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}
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gdb_run_cmd
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gdb_test "" \
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".*Breakpoint.*main.*at.*$srcfile.*" \
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"run to main"
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gdb_test_no_output "delete break $main_bp"
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# tracepoint has two locations after shlib change-loc-1 is loaded.
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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.*\<MULTIPLE\>.*1\.1.* in func4.*1\.2.* in func4.*" \
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"tracepoint with two locations"
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gdb_test "break marker" "Breakpoint.*at.* file .*$srcfile, line.*" \
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"breakpoint on marker"
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# tracepoint with two locations will be downloaded and installed.
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gdb_test_no_output "tstart"
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gdb_test_multiple "continue" "continue to marker 1" {
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-re ".*Breakpoint.*marker.*at.*$srcfile.*$gdb_prompt $" {
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pass "continue to marker 1"
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}
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-re ".*$gdb_prompt $" {
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kfail "gdb/13392" "continue to marker 1"
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set pf_prefix $old_pf_prefix
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return
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}
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}
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gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
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"continue to marker 2"
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# tracepoint has three locations after shlib change-loc-2 is loaded.
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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.*\<MULTIPLE\>.*1\.1.* in func4.*1\.2.* in func4.*1\.3.* in func4 .*" \
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"tracepoint with three locations"
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gdb_test "continue" ".*Breakpoint.*marker.*at.*$srcfile.*" \
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"continue to marker 3"
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# shlib is unloaded, there are still three locations, but one is pending.
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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.*\<MULTIPLE\>.*1\.1.* in func4.*1\.2.* in func4.*1\.3.* \<PENDING\>\[\t \]+set_tracepoint.*" \
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"tracepoint with two locations (unload)"
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gdb_test_no_output "tstop"
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gdb_test "tfind" "Found trace frame 0, tracepoint 1.*" "tfind frame 0"
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gdb_test "tfind" "Found trace frame 1, tracepoint 1.*" "tfind frame 1"
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gdb_test "tfind" "Found trace frame 2, tracepoint 1.*" "tfind frame 2"
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gdb_test "tfind" "Target failed to find requested trace frame\\..*"
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set pf_prefix $old_pf_prefix
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}
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tracepoint_change_loc_1 "trace"
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tracepoint_change_loc_2 "trace"
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# Re-compile test case with IPA.
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set libipa $objdir/../gdbserver/libinproctrace.so
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gdb_load_shlibs $libipa
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable \
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[list debug nowarnings shlib=$libipa shlib=$lib_sl1 shlib_load] ] != "" } {
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untested change-loc.exp
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return -1
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}
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tracepoint_change_loc_1 "ftrace"
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tracepoint_change_loc_2 "ftrace"
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