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