040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync/****************************************************************************
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Realmode X86 Emulator Library
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Copyright (C) 1996-1999 SciTech Software, Inc.
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Copyright (C) David Mosberger-Tang
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Copyright (C) 1999 Egbert Eich
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* ========================================================================
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Permission to use, copy, modify, distribute, and sell this software and
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* its documentation for any purpose is hereby granted without fee,
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* provided that the above copyright notice appear in all copies and that
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* both that copyright notice and this permission notice appear in
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* supporting documentation, and that the name of the authors not be used
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* in advertising or publicity pertaining to distribution of the software
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* without specific, written prior permission. The authors makes no
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* representations about the suitability of this software for any purpose.
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* It is provided "as is" without express or implied warranty.
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* PERFORMANCE OF THIS SOFTWARE.
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* ========================================================================
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Language: ANSI C
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Environment: Any
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Developer: Kendall Bennett
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync* Description: Header file for instruction decoding logic.
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync*
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync****************************************************************************/
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#ifndef __X86EMU_DECODE_H
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define __X86EMU_DECODE_H
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync/*---------------------- Macros and type definitions ----------------------*/
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync/* Instruction Decoding Stuff */
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define FETCH_DECODE_MODRM(mod,rh,rl) fetch_decode_modrm(&mod,&rh,&rl)
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define DECODE_RM_BYTE_REGISTER(r) decode_rm_byte_register(r)
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define DECODE_RM_WORD_REGISTER(r) decode_rm_word_register(r)
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define DECODE_RM_LONG_REGISTER(r) decode_rm_long_register(r)
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#define DECODE_CLEAR_SEGOVR() M.x86.mode &= ~SYSMODE_CLRMASK
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync/*-------------------------- Function Prototypes --------------------------*/
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#ifdef __cplusplus
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncextern "C" { /* Use "C" linkage when in C++ mode */
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#endif
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid x86emu_intr_raise (u8 type);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid fetch_decode_modrm (int *mod,int *regh,int *regl);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu8 fetch_byte_imm (void);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu16 fetch_word_imm (void);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 fetch_long_imm (void);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu8 fetch_data_byte (uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu8 fetch_data_byte_abs (uint segment, uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu16 fetch_data_word (uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu16 fetch_data_word_abs (uint segment, uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 fetch_data_long (uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 fetch_data_long_abs (uint segment, uint offset);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_byte (uint offset, u8 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_byte_abs (uint segment, uint offset, u8 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_word (uint offset, u16 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_word_abs (uint segment, uint offset, u16 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_long (uint offset, u32 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncvoid store_data_long_abs (uint segment, uint offset, u32 val);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu8* decode_rm_byte_register(int reg);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu16* decode_rm_word_register(int reg);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32* decode_rm_long_register(int reg);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu16* decode_rm_seg_register(int reg);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 decode_rm00_address(int rm);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 decode_rm01_address(int rm);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 decode_rm10_address(int rm);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsyncu32 decode_sib_address(int sib, int mod);
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#ifdef __cplusplus
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync} /* End of "C" linkage for C++ */
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#endif
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync
040abec2534dadc53ebc8fa378ef03f4feecb7dbvboxsync#endif /* __X86EMU_DECODE_H */