1fcf5ef2aSThomas Huth /* 2fcf5ef2aSThomas Huth * OpenRISC interrupt helper routines 3fcf5ef2aSThomas Huth * 4fcf5ef2aSThomas Huth * Copyright (c) 2011-2012 Jia Liu <proljc@gmail.com> 5fcf5ef2aSThomas Huth * Feng Gao <gf91597@gmail.com> 6fcf5ef2aSThomas Huth * 7fcf5ef2aSThomas Huth * This library is free software; you can redistribute it and/or 8fcf5ef2aSThomas Huth * modify it under the terms of the GNU Lesser General Public 9fcf5ef2aSThomas Huth * License as published by the Free Software Foundation; either 10*779fc6adSThomas Huth * version 2.1 of the License, or (at your option) any later version. 11fcf5ef2aSThomas Huth * 12fcf5ef2aSThomas Huth * This library is distributed in the hope that it will be useful, 13fcf5ef2aSThomas Huth * but WITHOUT ANY WARRANTY; without even the implied warranty of 14fcf5ef2aSThomas Huth * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15fcf5ef2aSThomas Huth * Lesser General Public License for more details. 16fcf5ef2aSThomas Huth * 17fcf5ef2aSThomas Huth * You should have received a copy of the GNU Lesser General Public 18fcf5ef2aSThomas Huth * License along with this library; if not, see <http://www.gnu.org/licenses/>. 19fcf5ef2aSThomas Huth */ 20fcf5ef2aSThomas Huth 21fcf5ef2aSThomas Huth #include "qemu/osdep.h" 22fcf5ef2aSThomas Huth #include "cpu.h" 23fcf5ef2aSThomas Huth #include "exec/exec-all.h" 24fcf5ef2aSThomas Huth #include "exec/helper-proto.h" 25fcf5ef2aSThomas Huth HELPER(rfe)26fcf5ef2aSThomas Huthvoid HELPER(rfe)(CPUOpenRISCState *env) 27fcf5ef2aSThomas Huth { 28b9bed1b9SRichard Henderson env->pc = env->epcr; 29b9bed1b9SRichard Henderson env->lock_addr = -1; 30b9bed1b9SRichard Henderson cpu_set_sr(env, env->esr); 31fcf5ef2aSThomas Huth } 32