1 /*
2 * SH4 specific CPU ABI and functions for linux-user
3 *
4 * Copyright (c) 2005 Samuel Tardieu
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 */
19 #ifndef SH4_TARGET_CPU_H
20 #define SH4_TARGET_CPU_H
21
cpu_clone_regs_child(CPUSH4State * env,target_ulong newsp,unsigned flags)22 static inline void cpu_clone_regs_child(CPUSH4State *env, target_ulong newsp,
23 unsigned flags)
24 {
25 if (newsp) {
26 env->gregs[15] = newsp;
27 }
28 env->gregs[0] = 0;
29 }
30
cpu_clone_regs_parent(CPUSH4State * env,unsigned flags)31 static inline void cpu_clone_regs_parent(CPUSH4State *env, unsigned flags)
32 {
33 }
34
cpu_set_tls(CPUSH4State * env,target_ulong newtls)35 static inline void cpu_set_tls(CPUSH4State *env, target_ulong newtls)
36 {
37 env->gbr = newtls;
38 }
39
get_sp_from_cpustate(CPUSH4State * state)40 static inline abi_ulong get_sp_from_cpustate(CPUSH4State *state)
41 {
42 return state->gregs[15];
43 }
44 #endif
45