gdb/testsuite/gdb.base/memtag.exp

   1 # Copyright 2021-2024 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # Smoke testing for the various memory tagging commands in GDB.
  17
  18 set u_msg "Memory tagging not supported or disabled by the current architecture\."
  19
  20 standard_testfile
  21 if {[prepare_for_testing "failed to prepare" ${testfile} ${srcfile}]} {
  22     return -1
  23 }
  24
  25 if {[target_info gdb_protocol] == "extended-remote"} {
  26     # Make sure we're disconnected, in case we're testing with an
  27     # extended-remote board, therefore already connected.
  28     gdb_test "disconnect" ".*"
  29 }
  30
  31 # Test commands without running the program.
  32 with_test_prefix "before program execution" {
  33     # These commands should all fails without a running program.
  34     foreach subcmd {"with-logical-tag" "print-logical-tag" \
  35                     "set-allocation-tag" "print-allocation-tag" "check"} {
  36         gdb_test "memory-tag $subcmd" $u_msg
  37     }
  38 }
  39
  40 clean_restart $testfile
  41
  42 if ![runto_main] {
  43     return -1
  44 }
  45
  46 # Targets that don't support memory tagging should not execute the
  47 # runtime memory tagging tests.
  48 if {![supports_memtag]} {
  49     unsupported "memory tagging unsupported"
  50     return -1
  51 }
  52
  53 # With the program running, try to use the memory tagging commands.
  54 with_test_prefix "during program execution" {
  55     set msg "Argument required \\(address or pointer\\)\."
  56
  57     # Test the various memory-tag commands again.
  58     gdb_test "memory-tag print-logical-tag" $msg
  59     gdb_test "memory-tag print-allocation-tag" $msg
  60     gdb_test "memory-tag with-logical-tag" \
  61              "Argument required \\(<address> <tag>\\)\."
  62     gdb_test "memory-tag set-allocation-tag" \
  63              "Argument required \\(<starting address> <length> <tag bytes>\\)\."
  64     gdb_test "memory-tag check" $msg
  65 }