| # Copyright 2019-2020 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 dwarf.exp |
| |
| # This test can only be run on targets which support DWARF-2. |
| if {![dwarf2_support]} { |
| return 0 |
| } |
| |
| standard_testfile main.c |
| |
| if { [prepare_for_testing "failed to prepare" "${testfile}" \ |
| [list ${srcfile}]] } { |
| return -1 |
| } |
| |
| # Add a .gdb_index section to PROGRAM. |
| # PROGRAM is assumed to be the output of standard_output_file. |
| # Returns the 0 if there is a failure, otherwise 1. |
| |
| proc add_gdb_index { program } { |
| global srcdir GDB env BUILD_DATA_DIRECTORY |
| set contrib_dir "$srcdir/../contrib" |
| set env(GDB) "$GDB --data-directory=$BUILD_DATA_DIRECTORY" |
| set result [catch "exec $contrib_dir/gdb-add-index.sh $program" output] |
| if { $result != 0 } { |
| verbose -log "result is $result" |
| verbose -log "output is $output" |
| return 0 |
| } |
| |
| return 1 |
| } |
| |
| # Build a copy of the program with an index (.gdb_index/.debug_names). |
| # But only if the toolchain didn't already create one: gdb doesn't support |
| # building an index from a program already using one. |
| |
| set test "check if index present" |
| gdb_test_multiple "mt print objfiles ${testfile}" $test { |
| -re "gdb_index.*${gdb_prompt} $" { |
| set binfile_with_index $binfile |
| } |
| -re "debug_names.*${gdb_prompt} $" { |
| set binfile_with_index $binfile |
| } |
| -re "Psymtabs.*${gdb_prompt} $" { |
| if { [add_gdb_index $binfile] != "1" } { |
| return -1 |
| } |
| set binfile_with_index $binfile |
| } |
| } |
| |
| # Ok, we have a copy of $binfile with an index. |
| # Restart gdb and verify the index was used. |
| |
| clean_restart ${binfile_with_index} |
| gdb_test "mt print objfiles ${testfile}" \ |
| "(gdb_index|debug_names).*" \ |
| "index used" |