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/*
* HPPA specific CPU ABI and functions for linux-user
*
* Copyright (c) 2016 Richard Henderson
*
* 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.
*
* 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 HPPA_TARGET_CPU_H
#define HPPA_TARGET_CPU_H
static inline void cpu_clone_regs_child(CPUHPPAState *env, target_ulong newsp,
unsigned flags)
{
if (newsp) {
env->gr[30] = newsp;
}
/* Indicate child in return value. */
env->gr[28] = 0;
/* Return from the syscall. */
env->iaoq_f = env->gr[31];
env->iaoq_b = env->gr[31] + 4;
}
static inline void cpu_clone_regs_parent(CPUHPPAState *env, unsigned flags)
{
}
static inline void cpu_set_tls(CPUHPPAState *env, target_ulong newtls)
{
env->cr[27] = newtls;
}
static inline abi_ulong get_sp_from_cpustate(CPUHPPAState *state)
{
return state->gr[30];
}
#endif
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