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      1 /*
      2  *  ARM execution defines
      3  *
      4  *  Copyright (c) 2003 Fabrice Bellard
      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, write to the Free Software
     18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA  02110-1301 USA
     19  */
     20 #include "config.h"
     21 #include "dyngen-exec.h"
     22 
     23 register struct CPUARMState *env asm(AREG0);
     24 register uint32_t T0 asm(AREG1);
     25 register uint32_t T1 asm(AREG2);
     26 
     27 #define M0   env->iwmmxt.val
     28 
     29 #include "cpu.h"
     30 #include "exec-all.h"
     31 
     32 static inline void env_to_regs(void)
     33 {
     34 }
     35 
     36 static inline void regs_to_env(void)
     37 {
     38 }
     39 
     40 static inline int cpu_has_work(CPUState *env)
     41 {
     42     return (env->interrupt_request &
     43             (CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD | CPU_INTERRUPT_EXITTB));
     44 }
     45 
     46 static inline int cpu_halted(CPUState *env) {
     47     if (!env->halted)
     48         return 0;
     49     /* An interrupt wakes the CPU even if the I and F CPSR bits are
     50        set.  We use EXITTB to silently wake CPU without causing an
     51        actual interrupt.  */
     52     if (cpu_has_work(env)) {
     53         env->halted = 0;
     54         return 0;
     55     }
     56     return EXCP_HALTED;
     57 }
     58 
     59 #if !defined(CONFIG_USER_ONLY)
     60 #include "softmmu_exec.h"
     61 #endif
     62 
     63 void raise_exception(int);
     64