File:  [Qemu by Fabrice Bellard] / qemu / target-sh4 / exec.h
Revision 1.1.1.3 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 16:47:42 2018 UTC (3 years, 7 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu0091, HEAD
qemu 0.9.1

    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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: register uint32_t T0 asm(AREG1);
   28: register uint32_t T1 asm(AREG2);
   29: //register uint32_t T2 asm(AREG3);
   30: 
   31: #define FT0 (env->ft0)
   32: #define FT1 (env->ft1)
   33: #define DT0 (env->dt0)
   34: #define DT1 (env->dt1)
   35: 
   36: #include "cpu.h"
   37: #include "exec-all.h"
   38: 
   39: static inline int cpu_halted(CPUState *env) {
   40:     if (!env->halted)
   41:         return 0;
   42:     if (env->interrupt_request & CPU_INTERRUPT_HARD) {
   43:         env->halted = 0;
   44:         return 0;
   45:     }
   46:     return EXCP_HALTED;
   47: }
   48: 
   49: #ifndef CONFIG_USER_ONLY
   50: #include "softmmu_exec.h"
   51: #endif
   52: 
   53: #define RETURN() __asm__ __volatile__("")
   54: 
   55: static inline void regs_to_env(void)
   56: {
   57:     /* XXXXX */
   58: }
   59: 
   60: static inline void env_to_regs(void)
   61: {
   62:     /* XXXXX */
   63: }
   64: 
   65: int cpu_sh4_handle_mmu_fault(CPUState * env, target_ulong address, int rw,
   66: 			     int mmu_idx, int is_softmmu);
   67: 
   68: int find_itlb_entry(CPUState * env, target_ulong address,
   69: 		    int use_asid, int update);
   70: int find_utlb_entry(CPUState * env, target_ulong address, int use_asid);
   71: 
   72: void helper_addc_T0_T1(void);
   73: void helper_addv_T0_T1(void);
   74: void helper_div1_T0_T1(void);
   75: void helper_dmulsl_T0_T1(void);
   76: void helper_dmulul_T0_T1(void);
   77: void helper_macl_T0_T1(void);
   78: void helper_macw_T0_T1(void);
   79: void helper_negc_T0(void);
   80: void helper_subc_T0_T1(void);
   81: void helper_subv_T0_T1(void);
   82: void helper_rotcl(uint32_t * addr);
   83: void helper_rotcr(uint32_t * addr);
   84: 
   85: void do_interrupt(CPUState * env);
   86: 
   87: void cpu_loop_exit(void);
   88: void do_raise_exception(void);
   89: 
   90: #endif				/* _EXEC_SH4_H */

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