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/* Disassembler structures definitions for the ARC.
Copyright (C) 1994-2015 Free Software Foundation, Inc.
Contributed by Claudiu Zissulescu (claziss@synopsys.com)
This file is part of libopcodes.
This library 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 3, or (at your option)
any later version.
It 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
#ifndef ARCDIS_H
#define ARCDIS_H
enum ARC_Debugger_OperandType
{
ARC_UNDEFINED,
ARC_LIMM,
ARC_SHIMM,
ARC_REGISTER,
ARCOMPACT_REGISTER /* Valid only for the
registers allowed in
16 bit mode. */
};
enum Flow
{
noflow,
direct_jump,
direct_call,
indirect_jump,
indirect_call,
invalid_instr
};
enum NullifyMode
{
BR_exec_when_no_jump,
BR_exec_always,
BR_exec_when_jump
};
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. */
union
{
unsigned int registerNum;
unsigned int shortimm;
unsigned int longimm;
} source_operand;
enum ARC_Debugger_OperandType sourceType;
int opWidth;
int targets[4];
/* START ARC LOCAL. */
unsigned int addresses[4];
/* END ARC LOCAL. */
/* 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 _addrWriteBack; /* Address writeback. */
char _mem_load;
char _load_len;
enum NullifyMode nullifyMode;
unsigned char commNum;
unsigned char isBranch;
unsigned char tcnt;
unsigned char acnt;
};
struct arcDisState
arcAnalyzeInstr (bfd_vma memaddr, struct disassemble_info *);
#endif
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