target-cris/exec.h

   1 /*
   2  *  CRIS execution defines
   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 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, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21 #include "dyngen-exec.h"
  22
  23 #if 1
  24 register struct CPUCRISState *env asm(AREG0);
  25 /* This is only used for tb lookup.  */
  26 register uint32_t T0 asm(AREG1);
  27 register uint32_t T1 asm(AREG2);
  28 #else
  29 struct CPUCRISState *env;
  30 /* This is only used for tb lookup.  */
  31 uint32_t T0;
  32 uint32_t T1;
  33 #endif
  34 #include "cpu.h"
  35 #include "exec-all.h"
  36
  37 #define RETURN() __asm__ __volatile__("" : : : "memory");
  38
  39 static inline void env_to_regs(void)
  40 {
  41 }
  42
  43 static inline void regs_to_env(void)
  44 {
  45 }
  46
  47 int cpu_cris_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
  48                               int mmu_idx, int is_softmmu);
  49 void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr);
  50
  51 #if !defined(CONFIG_USER_ONLY)
  52 #include "softmmu_exec.h"
  53 #endif
  54
  55 void cpu_cris_flush_flags(CPUCRISState *env, int cc_op);
  56 void helper_movec(CPUCRISState *env, int reg, uint32_t val);
  57
  58 void cpu_loop_exit(void);
  59
  60 static inline int cpu_halted(CPUState *env) {
  61         if (!env->halted)
  62                 return 0;
  63         if (env->interrupt_request & CPU_INTERRUPT_HARD) {
  64                 env->halted = 0;
  65                 return 0;
  66         }
  67         return EXCP_HALTED;
  68 }