target-arm/exec.h

   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 register uint32_t T2 asm(AREG3);
  27
  28 /* TODO: Put these in FP regs on targets that have such things.  */
  29 /* It is ok for FT0s and FT0d to overlap.  Likewise FT1s and FT1d.  */
  30 #define FT0s env->vfp.tmp0s
  31 #define FT1s env->vfp.tmp1s
  32 #define FT0d env->vfp.tmp0d
  33 #define FT1d env->vfp.tmp1d
  34
  35 #define M0   env->iwmmxt.val
  36
  37 #include "cpu.h"
  38 #include "exec-all.h"
  39
  40 static inline void env_to_regs(void)
  41 {
  42 }
  43
  44 static inline void regs_to_env(void)
  45 {
  46 }
  47
  48 int cpu_arm_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
  49                               int is_user, int is_softmmu);
  50
  51 static inline int cpu_halted(CPUState *env) {
  52     if (!env->halted)
  53         return 0;
  54     /* An interrupt wakes the CPU even if the I and F CPSR bits are
  55        set.  We use EXITTB to silently wake CPU without causing an
  56        actual interrupt.  */
  57     if (env->interrupt_request &
  58         (CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD | CPU_INTERRUPT_EXITTB)) {
  59         env->halted = 0;
  60         return 0;
  61     }
  62     return EXCP_HALTED;
  63 }
  64
  65 #if !defined(CONFIG_USER_ONLY)
  66 #include "softmmu_exec.h"
  67 #endif
  68
  69 /* In op_helper.c */
  70
  71 void cpu_lock(void);
  72 void cpu_unlock(void);
  73 void helper_set_cp(CPUState *, uint32_t, uint32_t);
  74 uint32_t helper_get_cp(CPUState *, uint32_t);
  75 void helper_set_cp15(CPUState *, uint32_t, uint32_t);
  76 uint32_t helper_get_cp15(CPUState *, uint32_t);
  77
  78 void cpu_loop_exit(void);
  79
  80 void raise_exception(int);
  81
  82 void do_vfp_abss(void);
  83 void do_vfp_absd(void);
  84 void do_vfp_negs(void);
  85 void do_vfp_negd(void);
  86 void do_vfp_sqrts(void);
  87 void do_vfp_sqrtd(void);
  88 void do_vfp_cmps(void);
  89 void do_vfp_cmpd(void);
  90 void do_vfp_cmpes(void);
  91 void do_vfp_cmped(void);
  92 void do_vfp_set_fpscr(void);
  93 void do_vfp_get_fpscr(void);
  94