gdb/testsuite/gdb.arch/amd64-gs_base.exp

   1 # Copyright 2017-2020 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 standard_testfile
  17
  18 if { ![is_amd64_regs_target] } then {
  19     verbose "Untested x86_64 fs_base and gs_base tests."
  20     return
  21 }
  22
  23 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
  24      [list debug nowarnings]] } {
  25     return -1
  26 }
  27
  28 if ![runto_main] {
  29     untested "could not run to main"
  30     return -1
  31 }
  32
  33 gdb_test "print /x \$fs_base" "= $hex" "print fs_base"
  34 gdb_test "print /x \$gs_base" "= $hex" "print gs_base"
  35
  36 gdb_test "print \$fs_base = 2" "= 2" "set fs_base"
  37 gdb_test "print \$gs_base = 3" "= 3" "set gs_base"
  38
  39 # Test the presence of fs_base and gs_base on the system
  40 # register group and values.
  41 #
  42 set ws "\[\t \]+"
  43 set info_reg_out [multi_line "info register sys" \
  44           "fs_base${ws}0x2${ws}2"\
  45           "gs_base${ws}0x3${ws}3"\
  46           "orig_rax${ws}$hex${ws}\[-\]$decimal" ]
  47
  48 gdb_test "info register sys" $info_reg_out\
  49    "info registers fs_base and gs_base with value"