diff options
Diffstat (limited to 'qemu/linux-user/s390x/target_cpu.h')
-rw-r--r-- | qemu/linux-user/s390x/target_cpu.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/qemu/linux-user/s390x/target_cpu.h b/qemu/linux-user/s390x/target_cpu.h new file mode 100644 index 000000000..f10abe8e5 --- /dev/null +++ b/qemu/linux-user/s390x/target_cpu.h @@ -0,0 +1,39 @@ +/* + * S/390 specific CPU ABI and functions for linux-user + * + * Copyright (c) 2009 Ulrich Hecht + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * Contributions after 2012-10-29 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + * + * You should have received a copy of the GNU (Lesser) General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_CPU_H +#define TARGET_CPU_H + +static inline void cpu_clone_regs(CPUS390XState *env, target_ulong newsp) +{ + if (newsp) { + env->regs[15] = newsp; + } + env->regs[2] = 0; +} + +static inline void cpu_set_tls(CPUS390XState *env, target_ulong newtls) +{ + env->aregs[0] = newtls >> 32; + env->aregs[1] = newtls & 0xffffffffULL; +} + +#endif |