| # Copyright 2015-2019 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 insn-reloc.c |
| set executable $testfile |
| set expfile $testfile.exp |
| |
| # Some targets have leading underscores on assembly symbols. |
| set additional_flags [gdb_target_symbol_prefix_flags] |
| |
| if [prepare_for_testing "failed to prepare" $executable $srcfile \ |
| [list debug $additional_flags]] { |
| return -1 |
| } |
| |
| if ![runto_main] { |
| fail "can't run to main to check for trace support" |
| return -1 |
| } |
| |
| if ![gdb_target_supports_trace] { |
| unsupported "target does not support trace" |
| return -1 |
| } |
| |
| set libipa [get_in_proc_agent] |
| set remote_libipa [gdb_load_shlib $libipa] |
| |
| # Can't use prepare_for_testing, because that splits compiling into |
| # building objects and then linking, and we'd fail with "linker input |
| # file unused because linking not done" when building the object. |
| |
| if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ |
| executable [list debug $additional_flags shlib=$libipa] ] != "" } { |
| untested "failed to compile" |
| return -1 |
| } |
| clean_restart ${executable} |
| |
| if ![runto_main] { |
| fail "can't run to main for ftrace tests" |
| return 0 |
| } |
| |
| gdb_reinitialize_dir $srcdir/$subdir |
| |
| if { [gdb_test "info sharedlibrary" ".*${remote_libipa}.*" "IPA loaded"] != 0 } { |
| untested "could not find IPA lib loaded" |
| return 1 |
| } |
| |
| # Read function name from testcases[N]. |
| |
| proc read_testcase { n } { |
| global gdb_prompt |
| |
| set result -1 |
| gdb_test_multiple "print testcases\[${n}\]" "read name of test case ${n}" { |
| -re "\[$\].*= .*<(.*)>.*$gdb_prompt $" { |
| set result $expect_out(1,string) |
| } |
| -re "$gdb_prompt $" { } |
| } |
| |
| return $result |
| } |
| |
| set n_testcases [gdb_readexpr "n_testcases"] |
| |
| if { ${n_testcases} == 0 } { |
| untested "no instruction relocation to test" |
| return 1 |
| } |
| |
| # Set a fast tracepoint on each set_point${i} symbol. There is one for |
| # each testcase. |
| for { set i 0 } { ${i} < ${n_testcases} } { incr i } { |
| set testcase [read_testcase $i] |
| |
| gdb_test "ftrace *set_point$i" "Fast tracepoint .*" \ |
| "fast tracepoint on ${testcase}" |
| } |
| |
| gdb_test "break pass" ".*" "" |
| gdb_test "break fail" ".*" "" |
| |
| gdb_test_no_output "tstart" "start trace experiment" |
| |
| # Make sure we have hit the pass breakpoint for each testcase. |
| for { set i 0 } { ${i} < ${n_testcases} } { incr i } { |
| set testcase [read_testcase $i] |
| |
| gdb_test "continue" \ |
| ".*Breakpoint \[0-9\]+, pass \(\).*" \ |
| "relocated instruction at ${testcase}" |
| } |
| |
| gdb_test "tstatus" ".*Collected ${n_testcases} trace frames.*" "check on trace status" |
| |
| gdb_test "tstop" "" "" |