[deliverable/binutils-gdb.git] / sim / h8500 / inst.h

#define DEBUG

#define H8500_MSIZE (8*64*1024)
#define CSIZE 1000


union rtype 
    {
      unsigned long l;
      unsigned short s[2];
      unsigned char *c;
    };


/* Local register names */
typedef enum
{
  R0, R1, R2, R3, R4, R5, R6, R7,
  R_SR,				/* 8 */
  R_PC,				/* 9 */
  R_BR,				/* 10 */
  R_BP,				/* 11 */
  R_CP,				/* 14 */
  R_DP,				/* 13 */
  R_EP,				/* 12 */
  R_TP,				/* 15 */
  R_HARD_0,			/* 16 */
  R_HARD8_0,			/* 17 */
  R_LAST,
} reg_type;


typedef struct
{
  fastref type;
  union
    {
      int code;
      unsigned char *bptr;
      unsigned short *wptr;
      unsigned long *lptr;
      unsigned char **segptr;
      union rtype *rptr;
      
    }
  reg;
  int literal;
  union
    {
      unsigned char **segreg;
      unsigned short *wptr;
      union rtype *rptr;
    }
  r2;
}

ea_type;


typedef struct
{
  ea_type srca;
  ea_type srcb;
  ea_type dst;
  fastref opcode;
  fastref flags;
  int next_pc;
  int oldpc;
  int cycles;
#ifdef DEBUG
  h8500_opcode_info *op;
#endif
}

decoded_inst;


typedef struct
{
  int exception;
  union rtype   regs[20];
  

  unsigned char *memory;
  unsigned short *cache_idx;
  int cache_top;
  int maximum;
  int csize;
  decoded_inst *cache;
  int cycles;
  int insts;
  int ticks;
  int compiles;
}

cpu_state_type;
Commit	Line	Data
c906108c SS	1	#define DEBUG
	2
	3	#define H8500_MSIZE (8641024)
	4	#define CSIZE 1000
	5
	6
	7	union rtype
	8	{
	9	unsigned long l;
	10	unsigned short s[2];
	11	unsigned char *c;
	12	};
	13
	14
	15	/* Local register names */
	16	typedef enum
	17	{
	18	R0, R1, R2, R3, R4, R5, R6, R7,
	19	R_SR, /* 8 */
	20	R_PC, /* 9 */
	21	R_BR, /* 10 */
	22	R_BP, /* 11 */
	23	R_CP, /* 14 */
	24	R_DP, /* 13 */
	25	R_EP, /* 12 */
	26	R_TP, /* 15 */
	27	R_HARD_0, /* 16 */
	28	R_HARD8_0, /* 17 */
	29	R_LAST,
	30	} reg_type;
	31
	32
	33
	34
	35	typedef struct
	36	{
	37	fastref type;
	38	union
	39	{
	40	int code;
	41	unsigned char *bptr;
	42	unsigned short *wptr;
	43	unsigned long *lptr;
	44	unsigned char **segptr;
	45	union rtype *rptr;
	46
	47	}
	48	reg;
	49	int literal;
	50	union
	51	{
	52	unsigned char **segreg;
	53	unsigned short *wptr;
	54	union rtype *rptr;
	55	}
	56	r2;
	57	}
	58
	59	ea_type;
	60
	61
	62
	63	typedef struct
	64	{
65	ea_type srca;
66	ea_type srcb;
67	ea_type dst;
68	fastref opcode;
69	fastref flags;
70	int next_pc;
71	int oldpc;
72	int cycles;
73	#ifdef DEBUG
74	h8500_opcode_info *op;
75	#endif
76	}
77
78	decoded_inst;
79
80
81
82	typedef struct
83	{
84	int exception;
85	union rtype regs[20];
86
87
88
89	unsigned char *memory;
90	unsigned short *cache_idx;
91	int cache_top;
92	int maximum;
93	int csize;
94	decoded_inst *cache;
95	int cycles;
96	int insts;
97	int ticks;
98	int compiles;
99	}
100
101	cpu_state_type;