idecode_ppc.h

skyeye_1_2_2_Rel.rar 最新skyeye源码

/* Simulator for the Renesas (formerly Hitachi) / SuperH Inc. SH architecture.

   Written by Steve Chamberlain of Cygnus Support.
   [e-mail]

   This file is part of SH sim


                THIS SOFTWARE IS NOT COPYRIGHTED

   Cygnus offers the following for use in the public domain.  Cygnus
   makes no warranty with regard to the software or it's performance
   and the user accepts the software "AS IS" with all faults.

   CYGNUS DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD TO
   THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

*/

/*
 *  imported by Michael.Kang
 */


#ifndef __IDECODE_PPC_H__
#define __IDECODE_PPC_H__

#include <stdint.h>

typedef void InstructionProc(uint32_t icode);
extern InstructionProc **iProcTab;

#define INSTR_INDEX(icode) ((((icode)&0xfc000000)>>16) | ((icode & 0x7fe)>>1))
#define INSTR_UNINDEX(i) ((i&0xfc00)<<16 | (((i)&0x3ff)<<1) )
#define INSTR_INDEX_MAX (0xffff)

typedef struct Instruction {
        uint32_t mask;
        uint32_t value;
        char *name;
        InstructionProc *proc;
} Instruction;

void IDecoder_New(int cpu_type);
static inline InstructionProc *
InstructionProcFind(uint32_t icode) {
        int index = INSTR_INDEX(icode);
        InstructionProc *proc=iProcTab[index];
        return proc;
}

#endif