xref: /illumos-kvm-cmd/target-alpha/exec.h (revision 68396ea9)
1 /*
2  *  Alpha emulation cpu run-time definitions for qemu.
3  *
4  *  Copyright (c) 2007 Jocelyn Mayer
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 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 
20 #if !defined (__ALPHA_EXEC_H__)
21 #define __ALPHA_EXEC_H__
22 
23 #include "config.h"
24 
25 #include "dyngen-exec.h"
26 
27 #define TARGET_LONG_BITS 64
28 
29 register struct CPUAlphaState *env asm(AREG0);
30 
31 #define FP_STATUS (env->fp_status)
32 
33 #include "cpu.h"
34 #include "exec-all.h"
35 
36 #if !defined(CONFIG_USER_ONLY)
37 #include "softmmu_exec.h"
38 #endif /* !defined(CONFIG_USER_ONLY) */
39 
cpu_has_work(CPUState * env)40 static inline int cpu_has_work(CPUState *env)
41 {
42     return (env->interrupt_request & CPU_INTERRUPT_HARD);
43 }
44 
cpu_halted(CPUState * env)45 static inline int cpu_halted(CPUState *env)
46 {
47     if (!env->halted)
48         return 0;
49     if (cpu_has_work(env)) {
50         env->halted = 0;
51         return 0;
52     }
53     return EXCP_HALTED;
54 }
55 
cpu_pc_from_tb(CPUState * env,TranslationBlock * tb)56 static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
57 {
58     env->pc = tb->pc;
59 }
60 
61 #endif /* !defined (__ALPHA_EXEC_H__) */
62