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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
169 lines
3.9 KiB
Plaintext
169 lines
3.9 KiB
Plaintext
# Copyright 2011-2021 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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# Do not run if gdbsever debug is enabled - the output file is many Gb.
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if [gdbserver_debug_enabled] {
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return 0
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}
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standard_testfile
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set executable $testfile
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# Check that the target supports trace.
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
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untested "failed to compile"
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return -1
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}
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clean_restart ${testfile}
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if ![runto_main] {
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fail "can't run to main to check for trace support"
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return -1
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}
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if ![gdb_target_supports_trace] {
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unsupported "target does not support trace"
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return -1
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}
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# Compile the test case with the in-process agent library.
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set ipalib [get_in_proc_agent]
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if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
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executable [concat {debug c} shlib=$ipalib]] != "" } {
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untested "failed to compile"
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return -1
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}
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# Typically we need a little extra time for this test.
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set timeout 180
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set ws "\[\r\n\t \]+"
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set cr "\[\r\n\]+"
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#
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# Utility procs
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#
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proc prepare_for_trace_test {} {
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global executable
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global ipalib
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clean_restart $executable
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gdb_load_shlib $ipalib
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runto_main
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set testline [gdb_get_line_number "set pre-run breakpoint here"]
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gdb_test "break $testline" ".*" ""
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set testline [gdb_get_line_number "set post-run breakpoint here"]
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gdb_test "break $testline" ".*" ""
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}
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proc run_trace_experiment {} {
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gdb_test "continue" \
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".*Breakpoint \[0-9\]+, main .*" \
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"advance to trace begin"
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gdb_test_no_output "tstart" "start trace experiment"
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gdb_test "continue" \
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".*Breakpoint \[0-9\]+, main .*" \
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"advance through tracing"
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gdb_test "tstatus" ".*Trace .*" "check on trace status"
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gdb_test "tstop" "" ""
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}
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proc gdb_slow_trace_speed_test { } {
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gdb_delete_tracepoints
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gdb_test "print iters = init_iters" ".* = .*"
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set testline [gdb_get_line_number "set tracepoint here"]
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gdb_test "trace $testline if (globfoo != 12 && globfoo2 == 45)" \
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"Tracepoint \[0-9\]+ at .*" \
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"set slow tracepoint"
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# Begin the test.
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run_trace_experiment
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}
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proc gdb_fast_trace_speed_test { } {
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global gdb_prompt
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gdb_delete_tracepoints
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gdb_test "print iters = init_iters" ".* = .*"
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set run_ftrace 0
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set testline [gdb_get_line_number "set tracepoint here"]
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gdb_test_multiple "ftrace $testline if (globfoo != 12 && globfoo2 == 45)" \
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"set conditional fast tracepoint" {
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-re "Fast tracepoint \[0-9\]+ at .*\r\n$gdb_prompt $" {
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pass "set conditional fast tracepoint, done"
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set run_ftrace 1
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}
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-re "May not have a fast tracepoint at .*\r\n$gdb_prompt $" {
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pass "set conditional fast tracepoint, not allowed at line"
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}
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}
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# If the fast tracepoint couldn't be set, don't bother with the run.
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if { $run_ftrace == 1 } then {
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# Begin the test.
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run_trace_experiment
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}
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}
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proc gdb_trace_collection_test {} {
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prepare_for_trace_test
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gdb_slow_trace_speed_test
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gdb_fast_trace_speed_test
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}
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clean_restart $executable
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gdb_load_shlib $ipalib
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runto_main
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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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# Body of test encased in a proc so we can return prematurely.
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gdb_trace_collection_test
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