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/* | ||
* Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. | ||
* | ||
* (c) Copyright 1996 - 2001 Gary Henderson ([email protected]) and | ||
* Jerremy Koot ([email protected]) | ||
* | ||
* Super FX C emulator code | ||
* (c) Copyright 1997 - 1999 Ivar ([email protected]) and | ||
* Gary Henderson. | ||
* Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_. | ||
* | ||
* DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson. | ||
* C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_. | ||
* C4 C code (c) Copyright 2001 Gary Henderson ([email protected]). | ||
* | ||
* DOS port code contains the works of other authors. See headers in | ||
* individual files. | ||
* | ||
* Snes9x homepage: http://www.snes9x.com | ||
* | ||
* Permission to use, copy, modify and distribute Snes9x in both binary and | ||
* source form, for non-commercial purposes, is hereby granted without fee, | ||
* providing that this license information and copyright notice appear with | ||
* all copies and any derived work. | ||
* | ||
* This software is provided 'as-is', without any express or implied | ||
* warranty. In no event shall the authors be held liable for any damages | ||
* arising from the use of this software. | ||
* | ||
* Snes9x is freeware for PERSONAL USE only. Commercial users should | ||
* seek permission of the copyright holders first. Commercial use includes | ||
* charging money for Snes9x or software derived from Snes9x. | ||
* | ||
* The copyright holders request that bug fixes and improvements to the code | ||
* should be forwarded to them so everyone can benefit from the modifications | ||
* in future versions. | ||
* | ||
* Super NES and Super Nintendo Entertainment System are trademarks of | ||
* Nintendo Co., Limited and its subsidiary companies. | ||
*/ | ||
#ifndef _65c816_h_ | ||
#define _65c816_h_ | ||
|
||
#define AL A.B.l | ||
#define AH A.B.h | ||
#define XL X.B.l | ||
#define XH X.B.h | ||
#define YL Y.B.l | ||
#define YH Y.B.h | ||
#define SL S.B.l | ||
#define SH S.B.h | ||
#define DL D.B.l | ||
#define DH D.B.h | ||
#define PL P.B.l | ||
#define PH P.B.h | ||
|
||
#define Carry 1 | ||
#define Zero 2 | ||
#define IRQ 4 | ||
#define Decimal 8 | ||
#define IndexFlag 16 | ||
#define MemoryFlag 32 | ||
#define Overflow 64 | ||
#define Negative 128 | ||
#define Emulation 256 | ||
|
||
#define ClearCarry() (CPUPack.ICPU._Carry = 0) | ||
#define SetCarry() (CPUPack.ICPU._Carry = 1) | ||
#define SetZero() (CPUPack.ICPU._Zero = 0) | ||
#define ClearZero() (CPUPack.ICPU._Zero = 1) | ||
#define SetIRQ() (CPUPack.Registers.PL |= IRQ) | ||
#define ClearIRQ() (CPUPack.Registers.PL &= ~IRQ) | ||
#define SetDecimal() (CPUPack.Registers.PL |= Decimal) | ||
#define ClearDecimal() (CPUPack.Registers.PL &= ~Decimal) | ||
#define SetIndex() (CPUPack.Registers.PL |= IndexFlag) | ||
#define ClearIndex() (CPUPack.Registers.PL &= ~IndexFlag) | ||
#define SetMemory() (CPUPack.Registers.PL |= MemoryFlag) | ||
#define ClearMemory() (CPUPack.Registers.PL &= ~MemoryFlag) | ||
#define SetOverflow() (CPUPack.ICPU._Overflow = 1) | ||
#define ClearOverflow() (CPUPack.ICPU._Overflow = 0) | ||
#define SetNegative() (CPUPack.ICPU._Negative = 0x80) | ||
#define ClearNegative() (CPUPack.ICPU._Negative = 0) | ||
|
||
#define CheckZero() (CPUPack.ICPU._Zero == 0) | ||
#define CheckCarry() (CPUPack.ICPU._Carry) | ||
#define CheckIRQ() (CPUPack.Registers.PL & IRQ) | ||
#define CheckDecimal() (CPUPack.Registers.PL & Decimal) | ||
#define CheckIndex() (CPUPack.Registers.PL & IndexFlag) | ||
#define CheckMemory() (CPUPack.Registers.PL & MemoryFlag) | ||
#define CheckOverflow() (CPUPack.ICPU._Overflow) | ||
#define CheckNegative() (CPUPack.ICPU._Negative & 0x80) | ||
#define CheckEmulation() (CPUPack.Registers.P.W & Emulation) | ||
|
||
#define ClearFlags(f) (CPUPack.Registers.P.W &= ~(f)) | ||
#define SetFlags(f) (CPUPack.Registers.P.W |= (f)) | ||
#define CheckFlag(f) (CPUPack.Registers.PL & (f)) | ||
/*********************************************************************************** | ||
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. | ||
(c) Copyright 1996 - 2002 Gary Henderson ([email protected]), | ||
Jerremy Koot ([email protected]) | ||
(c) Copyright 2002 - 2004 Matthew Kendora | ||
(c) Copyright 2002 - 2005 Peter Bortas ([email protected]) | ||
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/) | ||
(c) Copyright 2001 - 2006 John Weidman ([email protected]) | ||
(c) Copyright 2002 - 2006 funkyass ([email protected]), | ||
Kris Bleakley ([email protected]) | ||
(c) Copyright 2002 - 2010 Brad Jorsch ([email protected]), | ||
Nach ([email protected]), | ||
(c) Copyright 2002 - 2011 zones ([email protected]) | ||
(c) Copyright 2006 - 2007 nitsuja | ||
(c) Copyright 2009 - 2011 BearOso, | ||
OV2 | ||
BS-X C emulator code | ||
(c) Copyright 2005 - 2006 Dreamer Nom, | ||
zones | ||
C4 x86 assembler and some C emulation code | ||
(c) Copyright 2000 - 2003 _Demo_ ([email protected]), | ||
Nach, | ||
zsKnight ([email protected]) | ||
C4 C++ code | ||
(c) Copyright 2003 - 2006 Brad Jorsch, | ||
Nach | ||
DSP-1 emulator code | ||
(c) Copyright 1998 - 2006 _Demo_, | ||
Andreas Naive ([email protected]), | ||
Gary Henderson, | ||
Ivar ([email protected]), | ||
John Weidman, | ||
Kris Bleakley, | ||
Matthew Kendora, | ||
Nach, | ||
neviksti ([email protected]) | ||
DSP-2 emulator code | ||
(c) Copyright 2003 John Weidman, | ||
Kris Bleakley, | ||
Lord Nightmare ([email protected]), | ||
Matthew Kendora, | ||
neviksti | ||
DSP-3 emulator code | ||
(c) Copyright 2003 - 2006 John Weidman, | ||
Kris Bleakley, | ||
Lancer, | ||
z80 gaiden | ||
DSP-4 emulator code | ||
(c) Copyright 2004 - 2006 Dreamer Nom, | ||
John Weidman, | ||
Kris Bleakley, | ||
Nach, | ||
z80 gaiden | ||
OBC1 emulator code | ||
(c) Copyright 2001 - 2004 zsKnight, | ||
pagefault ([email protected]), | ||
Kris Bleakley | ||
Ported from x86 assembler to C by sanmaiwashi | ||
SPC7110 and RTC C++ emulator code used in 1.39-1.51 | ||
(c) Copyright 2002 Matthew Kendora with research by | ||
zsKnight, | ||
John Weidman, | ||
Dark Force | ||
SPC7110 and RTC C++ emulator code used in 1.52+ | ||
(c) Copyright 2009 byuu, | ||
neviksti | ||
S-DD1 C emulator code | ||
(c) Copyright 2003 Brad Jorsch with research by | ||
Andreas Naive, | ||
John Weidman | ||
S-RTC C emulator code | ||
(c) Copyright 2001 - 2006 byuu, | ||
John Weidman | ||
ST010 C++ emulator code | ||
(c) Copyright 2003 Feather, | ||
John Weidman, | ||
Kris Bleakley, | ||
Matthew Kendora | ||
Super FX x86 assembler emulator code | ||
(c) Copyright 1998 - 2003 _Demo_, | ||
pagefault, | ||
zsKnight | ||
Super FX C emulator code | ||
(c) Copyright 1997 - 1999 Ivar, | ||
Gary Henderson, | ||
John Weidman | ||
Sound emulator code used in 1.5-1.51 | ||
(c) Copyright 1998 - 2003 Brad Martin | ||
(c) Copyright 1998 - 2006 Charles Bilyue' | ||
Sound emulator code used in 1.52+ | ||
(c) Copyright 2004 - 2007 Shay Green ([email protected]) | ||
SH assembler code partly based on x86 assembler code | ||
(c) Copyright 2002 - 2004 Marcus Comstedt ([email protected]) | ||
2xSaI filter | ||
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa | ||
HQ2x, HQ3x, HQ4x filters | ||
(c) Copyright 2003 Maxim Stepin ([email protected]) | ||
NTSC filter | ||
(c) Copyright 2006 - 2007 Shay Green | ||
GTK+ GUI code | ||
(c) Copyright 2004 - 2011 BearOso | ||
Win32 GUI code | ||
(c) Copyright 2003 - 2006 blip, | ||
funkyass, | ||
Matthew Kendora, | ||
Nach, | ||
nitsuja | ||
(c) Copyright 2009 - 2011 OV2 | ||
Mac OS GUI code | ||
(c) Copyright 1998 - 2001 John Stiles | ||
(c) Copyright 2001 - 2011 zones | ||
Specific ports contains the works of other authors. See headers in | ||
individual files. | ||
Snes9x homepage: http://www.snes9x.com/ | ||
Permission to use, copy, modify and/or distribute Snes9x in both binary | ||
and source form, for non-commercial purposes, is hereby granted without | ||
fee, providing that this license information and copyright notice appear | ||
with all copies and any derived work. | ||
This software is provided 'as-is', without any express or implied | ||
warranty. In no event shall the authors be held liable for any damages | ||
arising from the use of this software or it's derivatives. | ||
Snes9x is freeware for PERSONAL USE only. Commercial users should | ||
seek permission of the copyright holders first. Commercial use includes, | ||
but is not limited to, charging money for Snes9x or software derived from | ||
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or | ||
using Snes9x as a promotion for your commercial product. | ||
The copyright holders request that bug fixes and improvements to the code | ||
should be forwarded to them so everyone can benefit from the modifications | ||
in future versions. | ||
Super NES and Super Nintendo Entertainment System are trademarks of | ||
Nintendo Co., Limited and its subsidiary companies. | ||
***********************************************************************************/ | ||
|
||
|
||
#ifndef _65C816_H_ | ||
#define _65C816_H_ | ||
|
||
#define Carry 1 | ||
#define Zero 2 | ||
#define IRQ 4 | ||
#define Decimal 8 | ||
#define IndexFlag 16 | ||
#define MemoryFlag 32 | ||
#define Overflow 64 | ||
#define Negative 128 | ||
#define Emulation 256 | ||
|
||
#define SetCarry() (ICPU._Carry = 1) | ||
#define ClearCarry() (ICPU._Carry = 0) | ||
#define SetZero() (ICPU._Zero = 0) | ||
#define ClearZero() (ICPU._Zero = 1) | ||
#define SetIRQ() (Registers.PL |= IRQ) | ||
#define ClearIRQ() (Registers.PL &= ~IRQ) | ||
#define SetDecimal() (Registers.PL |= Decimal) | ||
#define ClearDecimal() (Registers.PL &= ~Decimal) | ||
#define SetIndex() (Registers.PL |= IndexFlag) | ||
#define ClearIndex() (Registers.PL &= ~IndexFlag) | ||
#define SetMemory() (Registers.PL |= MemoryFlag) | ||
#define ClearMemory() (Registers.PL &= ~MemoryFlag) | ||
#define SetOverflow() (ICPU._Overflow = 1) | ||
#define ClearOverflow() (ICPU._Overflow = 0) | ||
#define SetNegative() (ICPU._Negative = 0x80) | ||
#define ClearNegative() (ICPU._Negative = 0) | ||
|
||
#define CheckCarry() (ICPU._Carry) | ||
#define CheckZero() (ICPU._Zero == 0) | ||
#define CheckIRQ() (Registers.PL & IRQ) | ||
#define CheckDecimal() (Registers.PL & Decimal) | ||
#define CheckIndex() (Registers.PL & IndexFlag) | ||
#define CheckMemory() (Registers.PL & MemoryFlag) | ||
#define CheckOverflow() (ICPU._Overflow) | ||
#define CheckNegative() (ICPU._Negative & 0x80) | ||
#define CheckEmulation() (Registers.P.W & Emulation) | ||
|
||
#define SetFlags(f) (Registers.P.W |= (f)) | ||
#define ClearFlags(f) (Registers.P.W &= ~(f)) | ||
#define CheckFlag(f) (Registers.PL & (f)) | ||
|
||
typedef union | ||
{ | ||
#ifdef LSB_FIRST | ||
struct { uint8 l, h; } B; | ||
#else | ||
struct { uint8 h, l; } B; | ||
#endif | ||
uint16 W; | ||
} pair; | ||
|
||
typedef union | ||
{ | ||
#ifdef LSB_FIRST | ||
struct { uint8 l,h; } B; | ||
struct { uint8 xPCl, xPCh, xPB, z; } B; | ||
struct { uint16 xPC, d; } W; | ||
#else | ||
struct { uint8 h,l; } B; | ||
struct { uint8 z, xPB, xPCh, xPCl; } B; | ||
struct { uint16 d, xPC; } W; | ||
#endif | ||
uint16 W/*,dummy*/; | ||
} pair; | ||
uint32 xPBPC; | ||
} PC_t; | ||
|
||
struct SRegisters{ | ||
pair P; | ||
uint8 /*uint32*/ PB; | ||
uint8 /*uint32*/ DB; | ||
struct SRegisters | ||
{ | ||
uint8 DB; | ||
pair P; | ||
pair A; | ||
pair D; | ||
pair S; | ||
pair X; | ||
pair Y; | ||
PC_t PC; | ||
}; | ||
|
||
pair A; | ||
pair D; | ||
#define AL A.B.l | ||
#define AH A.B.h | ||
#define XL X.B.l | ||
#define XH X.B.h | ||
#define YL Y.B.l | ||
#define YH Y.B.h | ||
#define SL S.B.l | ||
#define SH S.B.h | ||
#define DL D.B.l | ||
#define DH D.B.h | ||
#define PL P.B.l | ||
#define PH P.B.h | ||
#define PBPC PC.xPBPC | ||
#define PCw PC.W.xPC | ||
#define PCh PC.B.xPCh | ||
#define PCl PC.B.xPCl | ||
#define PB PC.B.xPB | ||
|
||
pair S; | ||
pair X; | ||
extern struct SRegisters Registers; | ||
|
||
pair Y; | ||
uint16 /*uint32*/ PC; | ||
}; | ||
#endif |
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