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/* ARC target-dependent stuff. Extension data structures.
Copyright 1995, 1997, 2000, 2001, 2005, 2007 Free Software Foundation, Inc.
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 ARCEXT_H
#define ARCEXT_H
enum { INST_HASH_BITS = 6 };
enum {NUM_EXT_CORE = 59-32+1};
enum {NUM_EXT_COND = 0x1f-0x10+1};
enum { INST_HASH_SIZE = 1 << INST_HASH_BITS };
#define INST_HASH(MAJOR,MINOR) \
((((MAJOR) << 3) ^ (MINOR)) & ((INST_HASH_SIZE) - 1))
enum ExtOperType
{
EXT_INSTRUCTION,
EXT_CORE_REGISTER,
EXT_AUX_REGISTER,
EXT_COND_CODE,
EXT_AC_INSTRUCTION,
EXT_LONG_CORE_REGISTER = 0x06
};
/* Define this if we do not want to encode instructions based on the
ARCompact Programmer's Reference. */
#define UNMANGLED
struct ExtInstruction
{
char major;
char minor;
char flags;
char *name;
struct ExtInstruction *next;
};
struct ExtAuxRegister
{
long address;
char *name;
struct ExtAuxRegister *next;
};
enum ExtReadWrite
{
REG_INVALID,
REG_READ,
REG_WRITE,
REG_READWRITE
};
struct ExtCoreRegister
{
short number;
enum ExtReadWrite rw;
char *name;
};
struct arcExtMap
{
struct ExtAuxRegister *auxRegisters;
struct ExtInstruction *instructions[INST_HASH_SIZE];
struct ExtCoreRegister coreRegisters[NUM_EXT_CORE];
char *condCodes[NUM_EXT_COND];
};
extern int arcExtMap_add(void*, unsigned long);
extern enum ExtReadWrite arcExtMap_coreReadWrite (int);
extern const char *arcExtMap_coreRegName(int);
extern const char *arcExtMap_auxRegName(long);
extern const char *arcExtMap_condCodeName(int);
extern const char *arcExtMap_instName(int, int, int*);
/* Ravi:
warning: implicit declaration of function `build_ARC_extmap'
*/
extern void build_ARC_extmap (bfd *);
#define IGNORE_FIRST_OPD 1
#endif /* __arcExtMap_h__ */
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