1*00b70788SNikunj A Dadhania /* 2*00b70788SNikunj A Dadhania * PowerPC CPU routines for qemu. 3*00b70788SNikunj A Dadhania * 4*00b70788SNikunj A Dadhania * Copyright (c) 2017 Nikunj A Dadhania, IBM Corporation. 5*00b70788SNikunj A Dadhania * 6*00b70788SNikunj A Dadhania * This library is free software; you can redistribute it and/or 7*00b70788SNikunj A Dadhania * modify it under the terms of the GNU Lesser General Public 8*00b70788SNikunj A Dadhania * License as published by the Free Software Foundation; either 9*00b70788SNikunj A Dadhania * version 2 of the License, or (at your option) any later version. 10*00b70788SNikunj A Dadhania * 11*00b70788SNikunj A Dadhania * This library is distributed in the hope that it will be useful, 12*00b70788SNikunj A Dadhania * but WITHOUT ANY WARRANTY; without even the implied warranty of 13*00b70788SNikunj A Dadhania * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14*00b70788SNikunj A Dadhania * Lesser General Public License for more details. 15*00b70788SNikunj A Dadhania * 16*00b70788SNikunj A Dadhania * You should have received a copy of the GNU Lesser General Public 17*00b70788SNikunj A Dadhania * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18*00b70788SNikunj A Dadhania */ 19*00b70788SNikunj A Dadhania 20*00b70788SNikunj A Dadhania #include "qemu/osdep.h" 21*00b70788SNikunj A Dadhania #include "cpu.h" 22*00b70788SNikunj A Dadhania #include "cpu-models.h" 23*00b70788SNikunj A Dadhania 24*00b70788SNikunj A Dadhania target_ulong cpu_read_xer(CPUPPCState *env) 25*00b70788SNikunj A Dadhania { 26*00b70788SNikunj A Dadhania return env->xer | (env->so << XER_SO) | (env->ov << XER_OV) | 27*00b70788SNikunj A Dadhania (env->ca << XER_CA); 28*00b70788SNikunj A Dadhania } 29*00b70788SNikunj A Dadhania 30*00b70788SNikunj A Dadhania void cpu_write_xer(CPUPPCState *env, target_ulong xer) 31*00b70788SNikunj A Dadhania { 32*00b70788SNikunj A Dadhania env->so = (xer >> XER_SO) & 1; 33*00b70788SNikunj A Dadhania env->ov = (xer >> XER_OV) & 1; 34*00b70788SNikunj A Dadhania env->ca = (xer >> XER_CA) & 1; 35*00b70788SNikunj A Dadhania env->xer = xer & ~((1u << XER_SO) | (1u << XER_OV) | (1u << XER_CA)); 36*00b70788SNikunj A Dadhania } 37