thumb-singlestep.S revision 1.5
1/* Test program with deliberately incorrect execution mode transition 2 3 Copyright 2011-2015 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 19 20 .text 21 .align 2 22 .global foo 23 .thumb 24 /* .thumb_func deliberately omitted */ 25foo: 26 mov r0,#42 27 bx lr 28 29 .text 30 .align 2 31 .global main 32 .thumb 33 .thumb_func 34 .type main, %function 35main: 36 push {r3, lr} 37 blx foo 38 pop {r3, pc} 39 .size main, .-main 40 41