target-sh4/exec.h

   1 /*
   2  *  SH4 emulation
   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 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 #ifndef _EXEC_SH4_H
  21 #define _EXEC_SH4_H
  22
  23 #include "config.h"
  24 #include "dyngen-exec.h"
  25
  26 register struct CPUSH4State *env asm(AREG0);
  27
  28 #include "cpu.h"
  29 #include "exec-all.h"
  30
  31 static inline int cpu_has_work(CPUState *env)
  32 {
  33     return (env->interrupt_request & CPU_INTERRUPT_HARD);
  34 }
  35
  36 static inline int cpu_halted(CPUState *env) {
  37     if (!env->halted)
  38         return 0;
  39     if (cpu_has_work(env)) {
  40         env->halted = 0;
  41         env->intr_at_halt = 1;
  42         return 0;
  43     }
  44     return EXCP_HALTED;
  45 }
  46
  47 #ifndef CONFIG_USER_ONLY
  48 #include "softmmu_exec.h"
  49 #endif
  50
  51 static inline void regs_to_env(void)
  52 {
  53     /* XXXXX */
  54 }
  55
  56 static inline void env_to_regs(void)
  57 {
  58     /* XXXXX */
  59 }
  60
  61 #endif                          /* _EXEC_SH4_H */