Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
[qemu.git] / linux-user / cris / target_cpu.h
1 /*
2 * CRIS specific CPU ABI and functions for linux-user
3 *
4 * Copyright (c) 2007 AXIS Communications AB
5 * Written by Edgar E. Iglesias
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20 #ifndef CRIS_TARGET_CPU_H
21 #define CRIS_TARGET_CPU_H
22
23 static inline void cpu_clone_regs_child(CPUCRISState *env, target_ulong newsp,
24 unsigned flags)
25 {
26 if (newsp) {
27 env->regs[14] = newsp;
28 }
29 env->regs[10] = 0;
30 }
31
32 static inline void cpu_clone_regs_parent(CPUCRISState *env, unsigned flags)
33 {
34 }
35
36 static inline void cpu_set_tls(CPUCRISState *env, target_ulong newtls)
37 {
38 env->pregs[PR_PID] = (env->pregs[PR_PID] & 0xff) | newtls;
39 }
40
41 static inline abi_ulong get_sp_from_cpustate(CPUCRISState *state)
42 {
43 return state->regs[14];
44 }
45 #endif