/* abstract.c -- Abstract entities header file
|
/* abstract.c -- Abstract entities header file
|
Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
|
Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
|
|
|
This file is part of OpenRISC 1000 Architectural Simulator.
|
This file is part of OpenRISC 1000 Architectural Simulator.
|
|
|
This program is free software; you can redistribute it and/or modify
|
This program is free software; you can redistribute it and/or modify
|
it under the terms of the GNU General Public License as published by
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 2 of the License, or
|
the Free Software Foundation; either version 2 of the License, or
|
(at your option) any later version.
|
(at your option) any later version.
|
|
|
This program is distributed in the hope that it will be useful,
|
This program is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
#define MEMORY_START 0
|
#define MEMORY_START 0
|
#define MEMORY_LEN 102400
|
#define MEMORY_LEN 102400
|
#define STACK_SIZE 20
|
#define STACK_SIZE 20
|
#define LABELNAME_LEN 50
|
#define LABELNAME_LEN 50
|
#define INSNAME_LEN 15
|
#define INSNAME_LEN 15
|
#define OPERANDNAME_LEN 50
|
#define OPERANDNAME_LEN 50
|
|
|
/* Structure for holding several labels of a particular memory location */
|
/* Structure for holding several labels of a particular memory location */
|
struct label_entry {
|
struct label_entry {
|
char *name;
|
char *name;
|
struct label_entry *next;
|
struct label_entry *next;
|
};
|
};
|
|
|
/* Structure that holds disassembled instruction. */
|
/* Structure that holds disassembled instruction. */
|
struct insn_entry {
|
struct insn_entry {
|
char *insn;
|
|
char *op1;
|
char *op1;
|
char *op2;
|
char *op2;
|
char *op3;
|
char *op3;
|
char *op4;
|
char *op4;
|
|
/* MM: Instruction index. */
|
|
int insn_index;
|
};
|
};
|
|
|
/* This is an abstract memory type rather than physical memory type. It holds
|
/* This is an abstract memory type rather than physical memory type. It holds
|
disassembled instructions. */
|
disassembled instructions. */
|
struct mem_entry {
|
struct mem_entry {
|
unsigned char data;
|
unsigned char data;
|
unsigned char brk;
|
unsigned char brk;
|
struct label_entry *label; /* labels */
|
struct label_entry *label; /* labels */
|
struct insn_entry *insn; /* insn */
|
struct insn_entry *insn; /* insn */
|
};
|
};
|
|
|
enum insn_type { unknown, exception, arith, shift, compare, branch,
|
enum insn_type { unknown, exception, arith, shift, compare, branch,
|
jump, load, store, movimm, move, extend, nop };
|
jump, load, store, movimm, move, extend, nop, mac };
|
|
|
/* Instruction queue */
|
/* Instruction queue */
|
struct iqueue_entry {
|
struct iqueue_entry {
|
char insn[INSNAME_LEN];
|
|
enum insn_type func_unit;
|
enum insn_type func_unit;
|
|
int insn_index;
|
char op1[OPERANDNAME_LEN];
|
char op1[OPERANDNAME_LEN];
|
char op2[OPERANDNAME_LEN];
|
char op2[OPERANDNAME_LEN];
|
char op3[OPERANDNAME_LEN];
|
char op3[OPERANDNAME_LEN];
|
char op4[OPERANDNAME_LEN];
|
char op4[OPERANDNAME_LEN];
|
char *dependdst;
|
char *dependdst;
|
char *dependsrc1;
|
char *dependsrc1;
|
char *dependsrc2;
|
char *dependsrc2;
|
unsigned long insn_addr;
|
unsigned long insn_addr;
|
};
|
};
|
|
|
/* Completition queue */
|
/* Completition queue */
|
struct icomplet_entry {
|
struct icomplet_entry {
|
char insn[INSNAME_LEN];
|
|
enum insn_type func_unit;
|
enum insn_type func_unit;
|
|
int insn_index;
|
char op1[OPERANDNAME_LEN];
|
char op1[OPERANDNAME_LEN];
|
char op2[OPERANDNAME_LEN];
|
char op2[OPERANDNAME_LEN];
|
char op3[OPERANDNAME_LEN];
|
char op3[OPERANDNAME_LEN];
|
char op4[OPERANDNAME_LEN];
|
char op4[OPERANDNAME_LEN];
|
char *dependdst;
|
char *dependdst;
|
char *dependsrc1;
|
char *dependsrc1;
|
char *dependsrc2;
|
char *dependsrc2;
|
unsigned long insn_addr;
|
unsigned long insn_addr;
|
};
|
};
|
|
|
/* Memory regions assigned to devices */
|
/* Memory regions assigned to devices */
|
struct dev_memarea {
|
struct dev_memarea {
|
struct dev_memarea *next;
|
struct dev_memarea *next;
|
unsigned long baseaddr;
|
unsigned long baseaddr;
|
unsigned long size;
|
unsigned long size;
|
unsigned char (*readfunc)(unsigned long);
|
unsigned char (*readfunc)(unsigned long);
|
void (*writefunc)(unsigned long, unsigned char);
|
void (*writefunc)(unsigned long, unsigned char);
|
};
|
};
|
|
|
extern struct iqueue_entry iqueue[20];
|
extern struct iqueue_entry iqueue[20];
|
extern struct icomplet_entry icomplet[20];
|
extern struct icomplet_entry icomplet[20];
|
extern unsigned long pc;
|
extern unsigned long pc;
|
|
|
extern struct mem_entry mem[MEMORY_LEN];
|
extern struct mem_entry mem[MEMORY_LEN];
|
extern void dumpmemory(unsigned int from, unsigned int to);
|
extern void dumpmemory(unsigned int from, unsigned int to);
|
extern unsigned long eval_label(char *label);
|
extern unsigned long eval_label(char *label);
|
extern unsigned long eval_mem32(unsigned long memaddr);
|
extern unsigned long eval_mem32(unsigned long memaddr,int*);
|
extern unsigned short eval_mem16(unsigned long memaddr);
|
extern unsigned short eval_mem16(unsigned long memaddr,int*);
|
extern unsigned char eval_mem8(unsigned long memaddr);
|
extern unsigned char eval_mem8(unsigned long memaddr,int*);
|
extern void set_mem32(unsigned long memaddr, unsigned long value);
|
extern void set_mem32(unsigned long memaddr, unsigned long value,int*);
|
extern void set_mem16(unsigned long memaddr, unsigned short value);
|
extern void set_mem16(unsigned long memaddr, unsigned short value,int*);
|
extern void set_mem8(unsigned long memaddr, unsigned char value);
|
extern void set_mem8(unsigned long memaddr, unsigned char value,int*);
|
|
|
|
unsigned long evalsim_mem32(unsigned long,int*);
|
|
unsigned short evalsim_mem16(unsigned long,int*);
|
|
unsigned char evalsim_mem8(unsigned long,int*);
|
|
void setsim_mem32(unsigned long,unsigned long);
|
|
void setsim_mem16(unsigned long,unsigned short);
|
|
void setsim_mem8(unsigned long,unsigned char);
|
|
|
|
extern int GlobalMode; /* Added by CZ 26/05/01 */
|
|
|
|
/* Added by MM */
|
|
#ifndef LONGEST
|
|
|
|
#ifdef BFD64
|
|
|
|
#define LONGEST BFD_HOST_64_BIT
|
|
#define ULONGEST BFD_HOST_U_64_BIT
|
|
|
|
#else /* No BFD64 */
|
|
|
|
#ifdef CC_HAS_LONG_LONG
|
|
#define LONGEST long long
|
|
#define ULONGEST unsigned long long
|
|
#else
|
|
#ifdef BFD_HOST_64_BIT
|
|
/* BFD_HOST_64_BIT is defined for some hosts that don't have long long
|
|
(e.g. i386-windows) so try it. */
|
|
#define LONGEST BFD_HOST_64_BIT
|
|
#define ULONGEST BFD_HOST_U_64_BIT
|
|
#else
|
|
#define LONGEST long
|
|
#define ULONGEST unsigned long
|
|
#endif
|
|
#endif
|
|
|
|
#endif /* No BFD64 */
|
|
|
|
#endif /* ! LONGEST */
|
|
|
No newline at end of file
|
No newline at end of file
|
