| # Copyright 2012 Free Software Foundation, Inc. |
| |
| # 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/>. |
| |
| load_lib "trace-support.exp" |
| |
| standard_testfile |
| set executable "" |
| |
| set ws "\[\r\n\t \]+" |
| set cr "\[\r\n\]+" |
| |
| # Only x86 and x86_64 targets are supported for now. |
| |
| if { ![istarget "x86_64-*"] && ![istarget "i?86-*"] } { |
| continue |
| } |
| |
| proc compile_stap_bin {exec_name {arg ""}} { |
| global srcfile |
| global srcdir |
| global subdir |
| global executable |
| |
| if { $arg != "" } { |
| set arg "additional_flags=$arg" |
| } |
| |
| set executable ${exec_name} |
| |
| if { [gdb_compile "$srcdir/$subdir/$srcfile" \ |
| [standard_output_file $exec_name] \ |
| executable [concat $arg debug nowarnings]] != "" } { |
| untested "Could not compile ${srcfile}" |
| return 0 |
| } |
| |
| return 1 |
| } |
| |
| proc prepare_for_trace_test {} { |
| global executable |
| |
| clean_restart $executable |
| |
| if { ![runto_main] } { |
| perror "Could not run to `main'." |
| continue |
| } |
| |
| gdb_breakpoint [gdb_get_line_number "end-here"] |
| } |
| |
| proc run_trace_experiment { test_probe msg } { |
| global gdb_prompt |
| |
| set test "collect $msg: start trace experiment" |
| gdb_test_multiple "tstart" "$test" { |
| -re "^tstart\r\n$gdb_prompt $" { |
| pass "$test" |
| } |
| } |
| |
| gdb_test "continue" \ |
| "Continuing.*Breakpoint \[0-9\]+.*" \ |
| "collect $msg: run trace experiment" |
| gdb_test "tstop" \ |
| "\[\r\n\]+" \ |
| "collect $msg: stop trace experiment" |
| gdb_test "tfind start" \ |
| "#0 .*" \ |
| "collect $msg: tfind test frame" |
| } |
| |
| proc gdb_collect_probe_arg { msg probe val_arg0 } { |
| global gdb_prompt |
| global cr |
| |
| prepare_for_trace_test |
| |
| gdb_test "trace $probe" \ |
| "Tracepoint \[0-9\]+ at .*" \ |
| "collect $msg: set tracepoint" |
| gdb_trace_setactions "collect $msg: define actions" \ |
| "" \ |
| "collect \$_probe_arg0" "^$" |
| |
| # Begin the test. |
| run_trace_experiment $msg $probe |
| |
| gdb_test "print \$_probe_arg0" \ |
| "\\$\[0-9\]+ = $val_arg0$cr" \ |
| "collect $msg: collected probe arg0" |
| } |
| |
| if {![compile_stap_bin "stap-probe-nosem"]} { |
| # An appropriate failure message has already been output |
| return -1 |
| } |
| |
| clean_restart $executable |
| if { ![runto_main] } { |
| perror "Could not run to `main'." |
| continue |
| } |
| |
| if { ![gdb_target_supports_trace] } { |
| # Test cannot run on this target. |
| return 1; |
| } |
| |
| gdb_collect_probe_arg "probe args without semaphore" "-probe-stap user" "23" |
| gdb_exit |
| |
| if {![compile_stap_bin "stap-probe-sem" "-DUSE_PROBES"]} { |
| # An appropriate failure message has already been output |
| return -1 |
| } |
| |
| gdb_collect_probe_arg "probe args with semaphore" "-probe-stap two" "46" |
| |
| # Finished! |
| gdb_test "tfind none" ".*" "" |