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/* Declarations for SH64 opcodes.
Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
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 _SH64_OPC_INCLUDED_H
#define _SH64_OPC_INCLUDED_H
typedef enum
{
/* A placeholder. */
OFFSET_NONE = 0,
/* Bit number for where to insert operand. */
OFFSET_4 = 4,
OFFSET_9 = 9,
OFFSET_10 = 10,
OFFSET_20 = 20
} shmedia_nibble_type;
typedef enum {
/* First a placeholder. */
A_NONE = 0,
/* Registers. */
A_GREG_M,
A_GREG_N,
A_GREG_D,
A_FREG_G,
A_FREG_H,
A_FREG_F,
A_DREG_G,
A_DREG_H,
A_DREG_F,
A_FVREG_G,
A_FVREG_H,
A_FVREG_F,
A_FMREG_G,
A_FMREG_H,
A_FMREG_F,
A_FPREG_G,
A_FPREG_H,
A_FPREG_F,
A_TREG_A,
A_TREG_B,
A_CREG_K,
A_CREG_J,
/* This one is only used in a shmedia_get_operand. */
A_IMMM,
/* Copy of previous register. */
A_REUSE_PREV,
/* Unsigned 5-bit operand. */
A_IMMU5,
/* Signed 6-bit operand. */
A_IMMS6,
/* Signed operand, 6 bits << 5. */
A_IMMS6BY32,
/* Unsigned 6-bit operand. */
A_IMMU6,
/* Signed 10-bit operand. */
A_IMMS10,
/* Signed operand, 10 bits << 0. */
A_IMMS10BY1,
/* Signed operand, 10 bits << 1. */
A_IMMS10BY2,
/* Signed operand, 10 bits << 2. */
A_IMMS10BY4,
/* Signed operand, 10 bits << 3. */
A_IMMS10BY8,
/* Signed 16-bit operand. */
A_IMMS16,
/* Unsigned 16-bit operand. */
A_IMMU16,
/* PC-relative signed operand, 16 bits << 2, for PTA and PTB insns. */
A_PCIMMS16BY4,
/* PC relative signed operand, 16 bits << 2, for PT insns. Also adjusts
the opcode to be PTA or PTB. */
A_PCIMMS16BY4_PT,
} shmedia_arg_type;
typedef struct {
char *name;
shmedia_arg_type arg[4];
shmedia_nibble_type nibbles[4];
unsigned long opcode_base;
} shmedia_opcode_info;
extern const shmedia_opcode_info shmedia_table[];
typedef struct {
int cregno;
char *name;
} shmedia_creg_info;
extern const shmedia_creg_info shmedia_creg_table[];
#define SHMEDIA_LIKELY_BIT 0x00000200
#define SHMEDIA_PT_OPC 0xe8000000
#define SHMEDIA_PTB_BIT 0x04000000
#define SHMEDIA_PTA_OPC 0xe8000000
#define SHMEDIA_PTB_OPC 0xec000000
/* Note that this is ptrel/u. "Or" in SHMEDIA_LIKELY_BIT for ptrel/l. */
#define SHMEDIA_PTREL_OPC 0x6bf50000
#define SHMEDIA_MOVI_OPC 0xcc000000
#define SHMEDIA_SHORI_OPC 0xc8000000
#define SHMEDIA_ADDI_OPC 0xd0000000
#define SHMEDIA_ADD_OPC 0x00090000
#define SHMEDIA_NOP_OPC 0x6ff0fff0
#define SHMEDIA_TEMP_REG 25
#endif /* _SH64_OPC_INCLUDED_H */
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