qemu-e2k/linux-user/s390x/target_cpu.h

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/*
* S/390 specific CPU ABI and functions for linux-user
*
* Copyright (c) 2009 Ulrich Hecht
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef S390X_TARGET_CPU_H
#define S390X_TARGET_CPU_H
static inline void cpu_clone_regs_child(CPUS390XState *env, target_ulong newsp,
unsigned flags)
{
if (newsp) {
env->regs[15] = newsp;
}
env->regs[2] = 0;
}
static inline void cpu_clone_regs_parent(CPUS390XState *env, unsigned flags)
{
}
static inline void cpu_set_tls(CPUS390XState *env, target_ulong newtls)
{
env->aregs[0] = newtls >> 32;
env->aregs[1] = newtls & 0xffffffffULL;
}
static inline abi_ulong get_sp_from_cpustate(CPUS390XState *state)
{
return state->regs[15];
}
#endif