darling-gdb/opcodes/arc-dis.h

82 lines
2.1 KiB
C

/* Disassembler structures definitions for the ARC.
Copyright 1994, 1995, 1997, 1998, 2000, 2001
Free Software Foundation, Inc.
Contributed by Doug Evans (dje@cygnus.com).
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef ARCDIS_H
#define ARCDIS_H
enum
{
BR_exec_when_no_jump,
BR_exec_always,
BR_exec_when_jump
};
enum Flow
{
noflow,
direct_jump,
direct_call,
indirect_jump,
indirect_call,
invalid_instr
};
enum { no_reg = 99 };
enum { allOperandsSize = 256 };
struct arcDisState
{
void *_this;
int instructionLen;
void (*err)(void*, const char*);
const char *(*coreRegName)(void*, int);
const char *(*auxRegName)(void*, int);
const char *(*condCodeName)(void*, int);
const char *(*instName)(void*, int, int, int*);
unsigned char* instruction;
unsigned index;
const char *comm[6]; /* instr name, cond, NOP, 3 operands */
int opWidth;
int targets[4];
int addresses[4];
/* Set as a side-effect of calling the disassembler.
Used only by the debugger. */
enum Flow flow;
int register_for_indirect_jump;
int ea_reg1, ea_reg2, _offset;
int _cond, _opcode;
unsigned long words[2];
char *commentBuffer;
char instrBuffer[40];
char operandBuffer[allOperandsSize];
char _ea_present;
char _mem_load;
char _load_len;
char nullifyMode;
unsigned char commNum;
unsigned char isBranch;
unsigned char tcnt;
unsigned char acnt;
};
#define __TRANSLATION_REQUIRED(state) ((state).acnt != 0)
#endif