1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright (C) 2018-2023 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18 int main (void) 19 { 20 void * target1 = &&target1_l; 21 void * target2 = &&target2_l; 22 asm volatile ("mtspr 815,%0" : : "r" (target1) : ); 23 24 /* Branch always to TAR. */ 25 asm volatile ("bctar 20,0,0"); // marker 26 27 target2_l: 28 asm volatile ("nop"); // marker 2 29 target1_l: 30 asm volatile ("nop"); 31 32 return 0; 33 } 34