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/*
* asm.h - Assembler-related utility functions.
*
* Written by
* Ettore Perazzoli <ettore@comm2000.it>
* Andreas Boose <viceteam@t-online.de>
*
* Based on older code by
* Vesa-Matti Puro <vmp@lut.fi>
* Jarkko Sonninen <sonninen@lut.fi>
* Jouko Valta <jopi@stekt.oulu.fi>
*
* This file is part of VICE, the Versatile Commodore Emulator.
* See README for copyright notice.
*
* 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 VICE_ASM_H
#define VICE_ASM_H
#include "types.h"
enum asm_addr_mode {
ASM_ADDR_MODE_IMPLIED,
ASM_ADDR_MODE_ACCUMULATOR,
ASM_ADDR_MODE_IMMEDIATE,
ASM_ADDR_MODE_ZERO_PAGE,
ASM_ADDR_MODE_ZERO_PAGE_X,
ASM_ADDR_MODE_ZERO_PAGE_Y,
ASM_ADDR_MODE_ABSOLUTE,
ASM_ADDR_MODE_ABSOLUTE_X,
ASM_ADDR_MODE_ABSOLUTE_Y,
ASM_ADDR_MODE_ABS_INDIRECT,
ASM_ADDR_MODE_INDIRECT_X, /* 10 */
ASM_ADDR_MODE_INDIRECT_Y,
ASM_ADDR_MODE_RELATIVE,
/* more modes needed for z80 */
ASM_ADDR_MODE_ABSOLUTE_A, /* 13 */
ASM_ADDR_MODE_ABSOLUTE_HL,
ASM_ADDR_MODE_ABSOLUTE_IX,
ASM_ADDR_MODE_ABSOLUTE_IY,
ASM_ADDR_MODE_ABS_INDIRECT_ZP,
ASM_ADDR_MODE_IMMEDIATE_16,
ASM_ADDR_MODE_REG_B,
ASM_ADDR_MODE_REG_C, /* 20 */
ASM_ADDR_MODE_REG_D,
ASM_ADDR_MODE_REG_E,
ASM_ADDR_MODE_REG_H,
ASM_ADDR_MODE_REG_IXH,
ASM_ADDR_MODE_REG_IYH,
ASM_ADDR_MODE_REG_L,
ASM_ADDR_MODE_REG_IXL,
ASM_ADDR_MODE_REG_IYL,
ASM_ADDR_MODE_REG_AF,
ASM_ADDR_MODE_REG_BC, /* 30 */
ASM_ADDR_MODE_REG_DE,
ASM_ADDR_MODE_REG_HL,
ASM_ADDR_MODE_REG_IX,
ASM_ADDR_MODE_REG_IY,
ASM_ADDR_MODE_REG_SP,
ASM_ADDR_MODE_REG_IND_BC,
ASM_ADDR_MODE_REG_IND_DE,
ASM_ADDR_MODE_REG_IND_HL,
ASM_ADDR_MODE_REG_IND_IX,
ASM_ADDR_MODE_REG_IND_IY, /* 40 */
ASM_ADDR_MODE_REG_IND_SP,
/* R65C02 */
ASM_ADDR_MODE_INDIRECT,
ASM_ADDR_MODE_ABS_INDIRECT_X,
ASM_ADDR_MODE_DOUBLE,
ASM_ADDR_MODE_ZERO_PAGE_RELATIVE,
/* more modes needed for 6809 */
ASM_ADDR_MODE_ILLEGAL, /* 42 */
ASM_ADDR_MODE_IMM_BYTE, /* 43 looks like ASM_ADDR_MODE_IMMEDIATE */
ASM_ADDR_MODE_IMM_WORD, /* 44 looks like ASM_ADDR_MODE_IMMEDIATE_16 */
ASM_ADDR_MODE_DIRECT, /* 45 looks like ASM_ADDR_MODE_ZERO_PAGE */
ASM_ADDR_MODE_EXTENDED, /* 46 looks like ASM_ADDR_MODE_ABSOLUTE */
ASM_ADDR_MODE_INDEXED, /* 47 post-byte determines sub-mode */
ASM_ADDR_MODE_REL_BYTE, /* 48 */
ASM_ADDR_MODE_REL_WORD, /* 48 */
ASM_ADDR_MODE_REG_POST, /* 50 */
ASM_ADDR_MODE_SYS_POST, /* 51 */
ASM_ADDR_MODE_USR_POST, /* 52 */
/* more modes needed for FULL 6809 */
ASM_ADDR_MODE_F6809_INDEXED, /* 53 post-byte determines sub-mode (FULL 6809) */
/* more modes needed for 6309 */
ASM_ADDR_MODE_IM_DIRECT, /* 54 #$xx,<$xx */
ASM_ADDR_MODE_IM_EXTENDED, /* 55 #$xx,$xxxx */
ASM_ADDR_MODE_IM_INDEXED, /* 56 #$xx,sub-mode */
ASM_ADDR_MODE_BITWISE, /* 57 R,x,x,<$xx */
ASM_ADDR_MODE_TFM_PP, /* 58 R+,R+ */
ASM_ADDR_MODE_TFM_MM, /* 59 R-,R- */
ASM_ADDR_MODE_TFM_PC, /* 60 R+,R */
ASM_ADDR_MODE_TFM_CP, /* 61 R,R+ */
ASM_ADDR_MODE_IMM_DWORD, /* 62 #$xxxxxxxx */
ASM_ADDR_MODE_H6309_INDEXED, /* 63 post-byte determines sub-mode (6309 indexed) */
ASM_ADDR_MODE_H6309_REG_POST /* 64 (6309 post) */
};
typedef enum asm_addr_mode asm_addr_mode_t;
/*
* 6809 sub-adressing modes for ASM_ADDR_MODE_INDEXED
* as found in the index post-byte.
*/
#define ASM_ADDR_MODE_INDEXED_INC1 0x00
#define ASM_ADDR_MODE_INDEXED_INC2 0x01
#define ASM_ADDR_MODE_INDEXED_DEC1 0x02
#define ASM_ADDR_MODE_INDEXED_DEC2 0x03
#define ASM_ADDR_MODE_INDEXED_OFF0 0x04
#define ASM_ADDR_MODE_INDEXED_OFFB 0x05
#define ASM_ADDR_MODE_INDEXED_OFFA 0x06
#define ASM_ADDR_MODE_INDEXED_07 0x07
#define ASM_ADDR_MODE_INDEXED_F6809_OFF0 0x07
#define ASM_ADDR_MODE_INDEXED_H6309_OFFE 0x07
#define ASM_ADDR_MODE_INDEXED_OFF8 0x08
#define ASM_ADDR_MODE_INDEXED_OFF16 0x09
#define ASM_ADDR_MODE_INDEXED_0A 0x0A
#define ASM_ADDR_MODE_INDEXED_F6809_OFFPCORFF 0x0A
#define ASM_ADDR_MODE_INDEXED_H6309_OFFF 0x0A
#define ASM_ADDR_MODE_INDEXED_OFFD 0x0B
#define ASM_ADDR_MODE_INDEXED_OFFPC8 0x0C
#define ASM_ADDR_MODE_INDEXED_OFFPC16 0x0D
#define ASM_ADDR_MODE_INDEXED_0E 0x0E
#define ASM_ADDR_MODE_INDEXED_H6309_OFFW 0x0E
#define ASM_ADDR_MODE_INDEXED_0F 0x0F
#define ASM_ADDR_MODE_INDEXED_F6809_EXTENDED 0x0F
#define ASM_ADDR_MODE_INDEXED_H6309_OFFWREL 0x0F
#define ASM_ADDR_MODE_INDEXED_10 0x10
#define ASM_ADDR_MODE_INDEXED_F6809_INC1_IND 0x10
#define ASM_ADDR_MODE_INDEXED_H6309_OFFWREL_IND 0x10
#define ASM_ADDR_MODE_INDEXED_INC2_IND 0x11
#define ASM_ADDR_MODE_INDEXED_12 0x12
#define ASM_ADDR_MODE_INDEXED_F6809_DEC1_IND 0x12
#define ASM_ADDR_MODE_INDEXED_H6309_DEC1_IND 0x12
#define ASM_ADDR_MODE_INDEXED_DEC2_IND 0x13
#define ASM_ADDR_MODE_INDEXED_OFF0_IND 0x14
#define ASM_ADDR_MODE_INDEXED_OFFB_IND 0x15
#define ASM_ADDR_MODE_INDEXED_OFFA_IND 0x16
#define ASM_ADDR_MODE_INDEXED_17 0x17
#define ASM_ADDR_MODE_INDEXED_F6809_OFF0_IND 0x17
#define ASM_ADDR_MODE_INDEXED_H6309_OFFE_IND 0x17
#define ASM_ADDR_MODE_INDEXED_OFF8_IND 0x18
#define ASM_ADDR_MODE_INDEXED_OFF16_IND 0x19
#define ASM_ADDR_MODE_INDEXED_1A 0x1A
#define ASM_ADDR_MODE_INDEXED_F6809_OFFPCORFF_IND 0x1A
#define ASM_ADDR_MODE_INDEXED_H6309_OFFF_IND 0x1A
#define ASM_ADDR_MODE_INDEXED_OFFD_IND 0x1B
#define ASM_ADDR_MODE_INDEXED_OFFPC8_IND 0x1C
#define ASM_ADDR_MODE_INDEXED_OFFPC16_IND 0x1D
#define ASM_ADDR_MODE_INDEXED_1E 0x1E
#define ASM_ADDR_MODE_INDEXED_H6309_OFFW_IND 0x1E
#define ASM_ADDR_MODE_EXTENDED_INDIRECT 0x1F
struct asm_opcode_info_s {
const char *mnemonic;
asm_addr_mode_t addr_mode;
};
typedef struct asm_opcode_info_s asm_opcode_info_t;
struct asm_mode_addr_info_s {
asm_addr_mode_t addr_mode;
int addr_submode;
int param;
};
typedef struct asm_mode_addr_info_s asm_mode_addr_info_t;
struct monitor_cpu_type_s;
#endif
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