49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/*
|
|
* i386 specific CPU ABI and functions for linux-user
|
|
*
|
|
* Copyright (c) 2003 Fabrice Bellard
|
|
*
|
|
* 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 TARGET_CPU_H
|
|
#define TARGET_CPU_H
|
|
|
|
static inline void cpu_clone_regs(CPUX86State *env, target_ulong newsp)
|
|
{
|
|
if (newsp) {
|
|
env->regs[R_ESP] = newsp;
|
|
}
|
|
env->regs[R_EAX] = 0;
|
|
}
|
|
|
|
#if defined(TARGET_ABI32)
|
|
abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr);
|
|
|
|
static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
|
|
{
|
|
do_set_thread_area(env, newtls);
|
|
cpu_x86_load_seg(env, R_GS, env->segs[R_GS].selector);
|
|
}
|
|
#else
|
|
abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr);
|
|
|
|
static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
|
|
{
|
|
do_arch_prctl(env, TARGET_ARCH_SET_FS, newtls);
|
|
}
|
|
#endif /* defined(TARGET_ABI32) */
|
|
|
|
#endif /* !defined(TARGET_CPU_H) */
|