gdb/testsuite/gdb.arch/thumb-singlestep.exp

   1 # Copyright 2011-2018 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 # Test single-stepping into incorrectly marked Thumb routine
  17
  18 if {![is_aarch32_target]} then {
  19     verbose "Skipping ARM tests."
  20     return
  21 }
  22
  23 set testfile "thumb-singlestep"
  24 set srcfile ${testfile}.S
  25
  26 set additional_flags "additional_flags=-mthumb"
  27 if [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} [list debug $additional_flags]] {
  28     return -1
  29 }
  30
  31 if ![runto_main] then {
  32     untested "could not run to main"
  33     return -1
  34 }
  35
  36 # GDB doesn't skip prologue for asm files, so do one single step to
  37 # pass instruction "push".
  38 gdb_test "si" "blx      foo.*" "single step"
  39 gdb_test "si" "foo \\(\\) at .*${srcfile}.*mov r0,#42.*" "step into foo"
  40