/*********************************************************************************** Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com), Jerremy Koot (jkoot@snes9x.com) (c) Copyright 2002 - 2004 Matthew Kendora (c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org) (c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/) (c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net) (c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca), Kris Bleakley (codeviolation@hotmail.com) (c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net), Nach (n-a-c-h@users.sourceforge.net), (c) Copyright 2002 - 2011 zones (kasumitokoduck@yahoo.com) (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_ (_demo_@zsnes.com), Nach, zsKnight (zsknight@zsnes.com) C4 C++ code (c) Copyright 2003 - 2006 Brad Jorsch, Nach DSP-1 emulator code (c) Copyright 1998 - 2006 _Demo_, Andreas Naive (andreasnaive@gmail.com), Gary Henderson, Ivar (ivar@snes9x.com), John Weidman, Kris Bleakley, Matthew Kendora, Nach, neviksti (neviksti@hotmail.com) DSP-2 emulator code (c) Copyright 2003 John Weidman, Kris Bleakley, Lord Nightmare (lord_nightmare@users.sourceforge.net), 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 (pagefault@zsnes.com), 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 (gblargg@gmail.com) SH assembler code partly based on x86 assembler code (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) 2xSaI filter (c) Copyright 1999 - 2001 Derek Liauw Kie Fa HQ2x, HQ3x, HQ4x filters (c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com) 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. ***********************************************************************************/ #pragma once template inline void rOP8(Fa addr, Ff func) { uint8_t val = OpenBus = S9xGetByte(addr(READ)); func(val); } template inline void rOP16(Fa addr, Ff func, s9xwrap_t wrap = WRAP_NONE) { uint16_t val = S9xGetWord(addr(READ), wrap); OpenBus = static_cast(val >> 8); func(val); } template inline void rOPC(bool cond, Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { if (cond) rOP8(addr, func8); else rOP16(addr, func16, wrap); } template inline void rOPM(Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { rOPC(CheckMemory(), addr, func8, func16, wrap); } template inline void rOPX(Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { rOPC(CheckIndex(), addr, func8, func16, wrap); } template inline void wOP8(Fa addr, Ff func) { func(addr(WRITE)); } template inline void wOP16(Fa addr, Ff func, s9xwrap_t wrap = WRAP_NONE) { func(addr(WRITE), wrap); } template inline void wOPC(bool cond, Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { if (cond) wOP8(addr, func8); else wOP16(addr, func16, wrap); } template inline void wOPM(Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { wOPC(CheckMemory(), addr, func8, func16, wrap); } template inline void wOPX(Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { wOPC(CheckIndex(), addr, func8, func16, wrap); } template inline void mOP8(Fa addr, Ff func) { func(addr(MODIFY)); } template inline void mOP16(Fa addr, Ff func, s9xwrap_t wrap = WRAP_NONE) { func(addr(MODIFY), wrap); } template inline void mOPC(bool cond, Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { if (cond) mOP8(addr, func8); else mOP16(addr, func16, wrap); } template inline void mOPM(Fa addr, Ff8 func8, Ff16 func16, s9xwrap_t wrap = WRAP_NONE) { mOPC(CheckMemory(), addr, func8, func16, wrap); } template inline void bOP(F rel, bool cond, bool e) { pair newPC; newPC.W = rel(JUMP); if (cond) { AddCycles(ONE_CYCLE); if (e && Registers.PC.B.xPCh != newPC.B.h) AddCycles(ONE_CYCLE); if ((Registers.PC.W.xPC & ~MEMMAP_MASK) != (newPC.W & ~MEMMAP_MASK)) S9xSetPCBase(ICPU.ShiftedPB + newPC.W); else Registers.PC.W.xPC = newPC.W; } } inline void SetZN(uint16_t Work16) { ICPU._Zero = !!Work16; ICPU._Negative = static_cast(Work16 >> 8); } inline void SetZN(uint8_t Work8) { ICPU._Zero = Work8; ICPU._Negative = Work8; } inline void ADC16(uint16_t Work16) { if (CheckDecimal()) { uint16_t A1 = Registers.A.W & 0x000F; uint16_t A2 = Registers.A.W & 0x00F0; uint16_t A3 = Registers.A.W & 0x0F00; uint32_t A4 = Registers.A.W & 0xF000; uint16_t W1 = Work16 & 0x000F; uint16_t W2 = Work16 & 0x00F0; uint16_t W3 = Work16 & 0x0F00; uint16_t W4 = Work16 & 0xF000; A1 += W1 + CheckCarry(); if (A1 > 0x0009) { A1 -= 0x000A; A1 &= 0x000F; A2 += 0x0010; } A2 += W2; if (A2 > 0x0090) { A2 -= 0x00A0; A2 &= 0x00F0; A3 += 0x0100; } A3 += W3; if (A3 > 0x0900) { A3 -= 0x0A00; A3 &= 0x0F00; A4 += 0x1000; } A4 += W4; if (A4 > 0x9000) { A4 -= 0xA000; A4 &= 0xF000; SetCarry(); } else ClearCarry(); uint16_t Ans16 = A4 | A3 | A2 | A1; if (~(Registers.A.W ^ Work16) & (Work16 ^ Ans16) & 0x8000) SetOverflow(); else ClearOverflow(); Registers.A.W = Ans16; SetZN(Registers.A.W); } else { uint32_t Ans32 = Registers.A.W + Work16 + CheckCarry(); ICPU._Carry = Ans32 >= 0x10000; if (~(Registers.A.W ^ Work16) & (Work16 ^ static_cast(Ans32)) & 0x8000) SetOverflow(); else ClearOverflow(); Registers.A.W = static_cast(Ans32); SetZN(Registers.A.W); } } inline void ADC8(uint8_t Work8) { if (CheckDecimal()) { uint8_t A1 = Registers.A.W & 0x0F; uint16_t A2 = Registers.A.W & 0xF0; uint8_t W1 = Work8 & 0x0F; uint8_t W2 = Work8 & 0xF0; A1 += W1 + CheckCarry(); if (A1 > 0x09) { A1 -= 0x0A; A1 &= 0x0F; A2 += 0x10; } A2 += W2; if (A2 > 0x90) { A2 -= 0xA0; A2 &= 0xF0; SetCarry(); } else ClearCarry(); uint8_t Ans8 = A2 | A1; if (~(Registers.A.B.l ^ Work8) & (Work8 ^ Ans8) & 0x80) SetOverflow(); else ClearOverflow(); Registers.A.B.l = Ans8; SetZN(Registers.A.B.l); } else { uint16_t Ans16 = Registers.A.B.l + Work8 + CheckCarry(); ICPU._Carry = Ans16 >= 0x100; if (~(Registers.A.B.l ^ Work8) & (Work8 ^ static_cast(Ans16)) & 0x80) SetOverflow(); else ClearOverflow(); Registers.A.B.l = static_cast(Ans16); SetZN(Registers.A.B.l); } } inline void AND16(uint16_t Work16) { Registers.A.W &= Work16; SetZN(Registers.A.W); } inline void AND8(uint8_t Work8) { Registers.A.B.l &= Work8; SetZN(Registers.A.B.l); } inline void ASL16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w); ICPU._Carry = !!(Work16 & 0x8000); Work16 <<= 1; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; SetZN(Work16); } inline void ASL8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress); ICPU._Carry = !!(Work8 & 0x80); Work8 <<= 1; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; SetZN(Work8); } inline void BIT16(uint16_t Work16) { ICPU._Overflow = !!(Work16 & 0x4000); ICPU._Negative = static_cast(Work16 >> 8); ICPU._Zero = !!(Work16 & Registers.A.W); } inline void BIT8(uint8_t Work8) { ICPU._Overflow = !!(Work8 & 0x40); ICPU._Negative = Work8; ICPU._Zero = !!(Work8 & Registers.A.B.l); } inline void CMP16(uint16_t val) { int32_t Int32 = static_cast(Registers.A.W) - static_cast(val); ICPU._Carry = Int32 >= 0; SetZN(static_cast(Int32)); } inline void CMP8(uint8_t val) { int16_t Int16 = static_cast(Registers.A.B.l) - static_cast(val); ICPU._Carry = Int16 >= 0; SetZN(static_cast(Int16)); } inline void CPX16(uint16_t val) { int32_t Int32 = static_cast(Registers.X.W) - static_cast(val); ICPU._Carry = Int32 >= 0; SetZN(static_cast(Int32)); } inline void CPX8(uint8_t val) { int16_t Int16 = static_cast(Registers.X.B.l) - static_cast(val); ICPU._Carry = Int16 >= 0; SetZN(static_cast(Int16)); } inline void CPY16(uint16_t val) { int32_t Int32 = static_cast(Registers.Y.W) - static_cast(val); ICPU._Carry = Int32 >= 0; SetZN(static_cast(Int32)); } inline void CPY8(uint8_t val) { int16_t Int16 = static_cast(Registers.Y.B.l) - static_cast(val); ICPU._Carry = Int16 >= 0; SetZN(static_cast(Int16)); } inline void DEC16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w) - 1; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; SetZN(Work16); } inline void DEC8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress) - 1; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; SetZN(Work8); } inline void EOR16(uint16_t val) { Registers.A.W ^= val; SetZN(Registers.A.W); } inline void EOR8(uint8_t val) { Registers.A.B.l ^= val; SetZN(Registers.A.B.l); } inline void INC16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w) + 1; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; SetZN(Work16); } inline void INC8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress) + 1; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; SetZN(Work8); } inline void LDA16(uint16_t val) { Registers.A.W = val; SetZN(Registers.A.W); } inline void LDA8(uint8_t val) { Registers.A.B.l = val; SetZN(Registers.A.B.l); } inline void LDX16(uint16_t val) { Registers.X.W = val; SetZN(Registers.X.W); } inline void LDX8(uint8_t val) { Registers.X.B.l = val; SetZN(Registers.X.B.l); } inline void LDY16(uint16_t val) { Registers.Y.W = val; SetZN(Registers.Y.W); } inline void LDY8(uint8_t val) { Registers.Y.B.l = val; SetZN(Registers.Y.B.l); } inline void LSR16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w); ICPU._Carry = Work16 & 1; Work16 >>= 1; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; SetZN(Work16); } inline void LSR8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress); ICPU._Carry = Work8 & 1; Work8 >>= 1; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; SetZN(Work8); } inline void ORA16(uint16_t val) { Registers.A.W |= val; SetZN(Registers.A.W); } inline void ORA8(uint8_t val) { Registers.A.B.l |= val; SetZN(Registers.A.B.l); } inline void ROL16(uint32_t OpAddress, s9xwrap_t w) { uint32_t Work32 = (static_cast(S9xGetWord(OpAddress, w)) << 1) | static_cast(CheckCarry()); ICPU._Carry = Work32 >= 0x10000; AddCycles(ONE_CYCLE); S9xSetWord(static_cast(Work32), OpAddress, w, WRITE_10); OpenBus = Work32 & 0xff; SetZN(static_cast(Work32)); } inline void ROL8(uint32_t OpAddress) { uint16_t Work16 = (static_cast(S9xGetByte(OpAddress)) << 1) | static_cast(CheckCarry()); ICPU._Carry = Work16 >= 0x100; AddCycles(ONE_CYCLE); S9xSetByte(static_cast(Work16), OpAddress); OpenBus = Work16 & 0xff; SetZN(static_cast(Work16)); } inline void ROR16(uint32_t OpAddress, s9xwrap_t w) { uint32_t Work32 = static_cast(S9xGetWord(OpAddress, w)) | (static_cast(CheckCarry()) << 16); ICPU._Carry = Work32 & 1; Work32 >>= 1; AddCycles(ONE_CYCLE); S9xSetWord(static_cast(Work32), OpAddress, w, WRITE_10); OpenBus = Work32 & 0xff; SetZN(static_cast(Work32)); } inline void ROR8(uint32_t OpAddress) { uint16_t Work16 = static_cast(S9xGetByte(OpAddress)) | (static_cast(CheckCarry()) << 8); ICPU._Carry = Work16 & 1; Work16 >>= 1; AddCycles(ONE_CYCLE); S9xSetByte(static_cast(Work16), OpAddress); OpenBus = Work16 & 0xff; SetZN(static_cast(Work16)); } inline void SBC16(uint16_t Work16) { if (CheckDecimal()) { uint16_t A1 = Registers.A.W & 0x000F; uint16_t A2 = Registers.A.W & 0x00F0; uint16_t A3 = Registers.A.W & 0x0F00; uint32_t A4 = Registers.A.W & 0xF000; uint16_t W1 = Work16 & 0x000F; uint16_t W2 = Work16 & 0x00F0; uint16_t W3 = Work16 & 0x0F00; uint16_t W4 = Work16 & 0xF000; A1 -= W1 + !CheckCarry(); A2 -= W2; A3 -= W3; A4 -= W4; if (A1 > 0x000F) { A1 += 0x000A; A1 &= 0x000F; A2 -= 0x0010; } if (A2 > 0x00F0) { A2 += 0x00A0; A2 &= 0x00F0; A3 -= 0x0100; } if (A3 > 0x0F00) { A3 += 0x0A00; A3 &= 0x0F00; A4 -= 0x1000; } if (A4 > 0xF000) { A4 += 0xA000; A4 &= 0xF000; ClearCarry(); } else SetCarry(); uint16_t Ans16 = A4 | A3 | A2 | A1; if ((Registers.A.W ^ Work16) & (Registers.A.W ^ Ans16) & 0x8000) SetOverflow(); else ClearOverflow(); Registers.A.W = Ans16; SetZN(Registers.A.W); } else { int32_t Int32 = static_cast(Registers.A.W) - static_cast(Work16) + static_cast(CheckCarry()) - 1; ICPU._Carry = Int32 >= 0; if ((Registers.A.W ^ Work16) & (Registers.A.W ^ static_cast(Int32)) & 0x8000) SetOverflow(); else ClearOverflow(); Registers.A.W = static_cast(Int32); SetZN(Registers.A.W); } } inline void SBC8(uint8_t Work8) { if (CheckDecimal()) { uint8_t A1 = Registers.A.W & 0x0F; uint16_t A2 = Registers.A.W & 0xF0; uint8_t W1 = Work8 & 0x0F; uint8_t W2 = Work8 & 0xF0; A1 -= W1 + !CheckCarry(); A2 -= W2; if (A1 > 0x0F) { A1 += 0x0A; A1 &= 0x0F; A2 -= 0x10; } if (A2 > 0xF0) { A2 += 0xA0; A2 &= 0xF0; ClearCarry(); } else SetCarry(); uint8_t Ans8 = A2 | A1; if ((Registers.A.B.l ^ Work8) & (Registers.A.B.l ^ Ans8) & 0x80) SetOverflow(); else ClearOverflow(); Registers.A.B.l = Ans8; SetZN(Registers.A.B.l); } else { int16_t Int16 = static_cast(Registers.A.B.l) - static_cast(Work8) + static_cast(CheckCarry()) - 1; ICPU._Carry = Int16 >= 0; if ((Registers.A.B.l ^ Work8) & (Registers.A.B.l ^ static_cast(Int16)) & 0x80) SetOverflow(); else ClearOverflow(); Registers.A.B.l = static_cast(Int16); SetZN(Registers.A.B.l); } } inline void STA16(uint32_t OpAddress, s9xwrap_t w) { S9xSetWord(Registers.A.W, OpAddress, w); OpenBus = Registers.A.B.h; } inline void STA8(uint32_t OpAddress) { S9xSetByte(Registers.A.B.l, OpAddress); OpenBus = Registers.A.B.l; } inline void STX16(uint32_t OpAddress, s9xwrap_t w) { S9xSetWord(Registers.X.W, OpAddress, w); OpenBus = Registers.X.B.h; } inline void STX8(uint32_t OpAddress) { S9xSetByte(Registers.X.B.l, OpAddress); OpenBus = Registers.X.B.l; } inline void STY16(uint32_t OpAddress, s9xwrap_t w) { S9xSetWord(Registers.Y.W, OpAddress, w); OpenBus = Registers.Y.B.h; } inline void STY8(uint32_t OpAddress) { S9xSetByte(Registers.Y.B.l, OpAddress); OpenBus = Registers.Y.B.l; } inline void STZ16(uint32_t OpAddress, s9xwrap_t w) { S9xSetWord(0, OpAddress, w); OpenBus = 0; } inline void STZ8(uint32_t OpAddress) { S9xSetByte(0, OpAddress); OpenBus = 0; } inline void TRB16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w); ICPU._Zero = !!(Work16 & Registers.A.W); Work16 &= ~Registers.A.W; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; } inline void TRB8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress); ICPU._Zero = Work8 & Registers.A.B.l; Work8 &= ~Registers.A.B.l; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; } inline void TSB16(uint32_t OpAddress, s9xwrap_t w) { uint16_t Work16 = S9xGetWord(OpAddress, w); ICPU._Zero = !!(Work16 & Registers.A.W); Work16 |= Registers.A.W; AddCycles(ONE_CYCLE); S9xSetWord(Work16, OpAddress, w, WRITE_10); OpenBus = Work16 & 0xff; } inline void TSB8(uint32_t OpAddress) { uint8_t Work8 = S9xGetByte(OpAddress); ICPU._Zero = Work8 & Registers.A.B.l; Work8 |= Registers.A.B.l; AddCycles(ONE_CYCLE); S9xSetByte(Work8, OpAddress); OpenBus = Work8; }