2008-08-06 03:09:59 +02:00
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/**********************************************************************************
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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2008-09-10 07:57:37 +02:00
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(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
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2008-08-06 03:09:59 +02:00
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Jerremy Koot (jkoot@snes9x.com)
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(c) Copyright 2002 - 2004 Matthew Kendora
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(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
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(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
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(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
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2008-09-10 07:57:37 +02:00
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(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
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Kris Bleakley (codeviolation@hotmail.com)
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(c) Copyright 2002 - 2007 Brad Jorsch (anomie@users.sourceforge.net),
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Nach (n-a-c-h@users.sourceforge.net),
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2008-08-06 03:09:59 +02:00
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zones (kasumitokoduck@yahoo.com)
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2008-09-10 07:57:37 +02:00
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(c) Copyright 2006 - 2007 nitsuja
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2008-08-06 03:09:59 +02:00
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BS-X C emulator code
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(c) Copyright 2005 - 2006 Dreamer Nom,
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zones
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C4 x86 assembler and some C emulation code
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(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
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Nach,
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zsKnight (zsknight@zsnes.com)
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C4 C++ code
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(c) Copyright 2003 - 2006 Brad Jorsch,
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Nach
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DSP-1 emulator code
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(c) Copyright 1998 - 2006 _Demo_,
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Andreas Naive (andreasnaive@gmail.com)
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Gary Henderson,
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Ivar (ivar@snes9x.com),
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John Weidman,
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Kris Bleakley,
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Matthew Kendora,
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Nach,
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neviksti (neviksti@hotmail.com)
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DSP-2 emulator code
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(c) Copyright 2003 John Weidman,
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Kris Bleakley,
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Lord Nightmare (lord_nightmare@users.sourceforge.net),
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Matthew Kendora,
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neviksti
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DSP-3 emulator code
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(c) Copyright 2003 - 2006 John Weidman,
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Kris Bleakley,
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Lancer,
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z80 gaiden
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DSP-4 emulator code
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(c) Copyright 2004 - 2006 Dreamer Nom,
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John Weidman,
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Kris Bleakley,
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Nach,
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z80 gaiden
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OBC1 emulator code
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(c) Copyright 2001 - 2004 zsKnight,
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pagefault (pagefault@zsnes.com),
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Kris Bleakley,
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Ported from x86 assembler to C by sanmaiwashi
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SPC7110 and RTC C++ emulator code
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(c) Copyright 2002 Matthew Kendora with research by
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zsKnight,
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John Weidman,
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Dark Force
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S-DD1 C emulator code
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(c) Copyright 2003 Brad Jorsch with research by
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Andreas Naive,
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John Weidman
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S-RTC C emulator code
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(c) Copyright 2001-2006 byuu,
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John Weidman
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ST010 C++ emulator code
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(c) Copyright 2003 Feather,
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John Weidman,
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Kris Bleakley,
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Matthew Kendora
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Super FX x86 assembler emulator code
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(c) Copyright 1998 - 2003 _Demo_,
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pagefault,
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zsKnight,
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Super FX C emulator code
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(c) Copyright 1997 - 1999 Ivar,
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Gary Henderson,
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John Weidman
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Sound DSP emulator code is derived from SNEeSe and OpenSPC:
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(c) Copyright 1998 - 2003 Brad Martin
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(c) Copyright 1998 - 2006 Charles Bilyue'
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SH assembler code partly based on x86 assembler code
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(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
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2xSaI filter
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(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
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2008-09-10 07:57:37 +02:00
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HQ2x, HQ3x, HQ4x filters
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2008-08-06 03:09:59 +02:00
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(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
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2008-09-10 07:57:37 +02:00
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Win32 GUI code
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(c) Copyright 2003 - 2006 blip,
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funkyass,
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Matthew Kendora,
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Nach,
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nitsuja
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Mac OS GUI code
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(c) Copyright 1998 - 2001 John Stiles
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(c) Copyright 2001 - 2007 zones
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2008-08-06 03:09:59 +02:00
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Specific ports contains the works of other authors. See headers in
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individual files.
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2008-09-10 07:57:37 +02:00
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2008-08-06 03:09:59 +02:00
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Snes9x homepage: http://www.snes9x.com
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Permission to use, copy, modify and/or distribute Snes9x in both binary
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2008-09-10 07:57:37 +02:00
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and source form, for non-commercial purposes, is hereby granted without
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fee, providing that this license information and copyright notice appear
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2008-08-06 03:09:59 +02:00
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with all copies and any derived work.
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This software is provided 'as-is', without any express or implied
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warranty. In no event shall the authors be held liable for any damages
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arising from the use of this software or it's derivatives.
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Snes9x is freeware for PERSONAL USE only. Commercial users should
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seek permission of the copyright holders first. Commercial use includes,
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but is not limited to, charging money for Snes9x or software derived from
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Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
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using Snes9x as a promotion for your commercial product.
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The copyright holders request that bug fixes and improvements to the code
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should be forwarded to them so everyone can benefit from the modifications
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in future versions.
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Super NES and Super Nintendo Entertainment System are trademarks of
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Nintendo Co., Limited and its subsidiary companies.
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**********************************************************************************/
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2008-09-10 07:57:37 +02:00
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2008-08-06 03:09:59 +02:00
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#define FX_DO_ROMBUFFER
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#include "fxemu.h"
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#include "fxinst.h"
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#include <string.h>
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#include <stdio.h>
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extern struct FxRegs_s GSU;
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int gsu_bank [512] = {0};
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/* Set this define if you wish the plot instruction to check for y-pos limits */
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/* (I don't think it's nessecary) */
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#define CHECK_LIMITS
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/* Codes used:
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*
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* rn = a GSU register (r0-r15)
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* #n = 4 bit immediate value
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* #pp = 8 bit immediate value
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* (yy) = 8 bit word address (0x0000 - 0x01fe)
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* #xx = 16 bit immediate value
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* (xx) = 16 bit address (0x0000 - 0xffff)
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*
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*/
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/* 00 - stop - stop GSU execution (and maybe generate an IRQ) */
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static void fx_stop()
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{
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CF(G);
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GSU.vCounter = 0;
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GSU.vInstCount = GSU.vCounter;
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/* Check if we need to generate an IRQ */
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if(!(GSU.pvRegisters[GSU_CFGR] & 0x80))
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SF(IRQ);
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GSU.vPlotOptionReg = 0;
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GSU.vPipe = 1;
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CLRFLAGS;
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R15++;
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}
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/* 01 - nop - no operation */
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static void fx_nop() { CLRFLAGS; R15++; }
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extern void fx_flushCache();
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/* 02 - cache - reintialize GSU cache */
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static void fx_cache()
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{
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uint32 c = R15 & 0xfff0;
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if(GSU.vCacheBaseReg != c || !GSU.bCacheActive)
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{
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fx_flushCache();
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GSU.vCacheBaseReg = c;
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GSU.bCacheActive = TRUE;
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#if 0
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if(c < (0x10000-512))
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{
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uint8 const* t = &ROM(c);
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memcpy(GSU.pvCache,t,512);
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}
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else
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{
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uint8 const* t1;
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uint8 const* t2;
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uint32 i = 0x10000 - c;
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t1 = &ROM(c);
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t2 = &ROM(0);
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memcpy(GSU.pvCache,t1,i);
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memcpy(&GSU.pvCache[i],t2,512-i);
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}
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#endif
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}
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R15++;
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CLRFLAGS;
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}
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/* 03 - lsr - logic shift right */
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static void fx_lsr()
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{
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uint32 v;
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GSU.vCarry = SREG & 1;
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v = USEX16(SREG) >> 1;
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R15++; DREG = v;
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GSU.vSign = v;
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GSU.vZero = v;
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TESTR14;
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CLRFLAGS;
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}
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/* 04 - rol - rotate left */
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static void fx_rol()
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{
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uint32 v = USEX16((SREG << 1) + GSU.vCarry);
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GSU.vCarry = (SREG >> 15) & 1;
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R15++; DREG = v;
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GSU.vSign = v;
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GSU.vZero = v;
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TESTR14;
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CLRFLAGS;
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}
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/* 05 - bra - branch always */
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static void fx_bra() { uint8 v = PIPE; R15++; FETCHPIPE; R15 += SEX8(v); }
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/* Branch on condition */
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#define BRA_COND(cond) uint8 v = PIPE; R15++; FETCHPIPE; if(cond) R15 += SEX8(v); else R15++;
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#define TEST_S (GSU.vSign & 0x8000)
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#define TEST_Z (USEX16(GSU.vZero) == 0)
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#define TEST_OV (GSU.vOverflow >= 0x8000 || GSU.vOverflow < -0x8000)
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#define TEST_CY (GSU.vCarry & 1)
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/* 06 - blt - branch on less than */
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static void fx_blt() { BRA_COND( (TEST_S!=0) != (TEST_OV!=0) ); }
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/* 07 - bge - branch on greater or equals */
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static void fx_bge() { BRA_COND( (TEST_S!=0) == (TEST_OV!=0)); }
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/* 08 - bne - branch on not equal */
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static void fx_bne() { BRA_COND( !TEST_Z ); }
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/* 09 - beq - branch on equal */
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static void fx_beq() { BRA_COND( TEST_Z ); }
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/* 0a - bpl - branch on plus */
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static void fx_bpl() { BRA_COND( !TEST_S ); }
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/* 0b - bmi - branch on minus */
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static void fx_bmi() { BRA_COND( TEST_S ); }
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/* 0c - bcc - branch on carry clear */
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static void fx_bcc() { BRA_COND( !TEST_CY ); }
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/* 0d - bcs - branch on carry set */
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static void fx_bcs() { BRA_COND( TEST_CY ); }
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/* 0e - bvc - branch on overflow clear */
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static void fx_bvc() { BRA_COND( !TEST_OV ); }
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/* 0f - bvs - branch on overflow set */
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static void fx_bvs() { BRA_COND( TEST_OV ); }
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/* 10-1f - to rn - set register n as destination register */
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/* 10-1f(B) - move rn - move one register to another (if B flag is set) */
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#define FX_TO(reg) \
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if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; } \
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else { GSU.pvDreg = &GSU.avReg[reg]; } R15++;
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#define FX_TO_R14(reg) \
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if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; READR14; } \
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else { GSU.pvDreg = &GSU.avReg[reg]; } R15++;
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#define FX_TO_R15(reg) \
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if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; } \
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else { GSU.pvDreg = &GSU.avReg[reg]; R15++; }
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static void fx_to_r0() { FX_TO(0); }
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static void fx_to_r1() { FX_TO(1); }
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static void fx_to_r2() { FX_TO(2); }
|
|
|
|
|
static void fx_to_r3() { FX_TO(3); }
|
|
|
|
|
static void fx_to_r4() { FX_TO(4); }
|
|
|
|
|
static void fx_to_r5() { FX_TO(5); }
|
|
|
|
|
static void fx_to_r6() { FX_TO(6); }
|
|
|
|
|
static void fx_to_r7() { FX_TO(7); }
|
|
|
|
|
static void fx_to_r8() { FX_TO(8); }
|
|
|
|
|
static void fx_to_r9() { FX_TO(9); }
|
|
|
|
|
static void fx_to_r10() { FX_TO(10); }
|
|
|
|
|
static void fx_to_r11() { FX_TO(11); }
|
|
|
|
|
static void fx_to_r12() { FX_TO(12); }
|
|
|
|
|
static void fx_to_r13() { FX_TO(13); }
|
|
|
|
|
static void fx_to_r14() { FX_TO_R14(14); }
|
|
|
|
|
static void fx_to_r15() { FX_TO_R15(15); }
|
|
|
|
|
|
|
|
|
|
/* 20-2f - to rn - set register n as source and destination register */
|
|
|
|
|
#define FX_WITH(reg) SF(B); GSU.pvSreg = GSU.pvDreg = &GSU.avReg[reg]; R15++;
|
|
|
|
|
static void fx_with_r0() { FX_WITH(0); }
|
|
|
|
|
static void fx_with_r1() { FX_WITH(1); }
|
|
|
|
|
static void fx_with_r2() { FX_WITH(2); }
|
|
|
|
|
static void fx_with_r3() { FX_WITH(3); }
|
|
|
|
|
static void fx_with_r4() { FX_WITH(4); }
|
|
|
|
|
static void fx_with_r5() { FX_WITH(5); }
|
|
|
|
|
static void fx_with_r6() { FX_WITH(6); }
|
|
|
|
|
static void fx_with_r7() { FX_WITH(7); }
|
|
|
|
|
static void fx_with_r8() { FX_WITH(8); }
|
|
|
|
|
static void fx_with_r9() { FX_WITH(9); }
|
|
|
|
|
static void fx_with_r10() { FX_WITH(10); }
|
|
|
|
|
static void fx_with_r11() { FX_WITH(11); }
|
|
|
|
|
static void fx_with_r12() { FX_WITH(12); }
|
|
|
|
|
static void fx_with_r13() { FX_WITH(13); }
|
|
|
|
|
static void fx_with_r14() { FX_WITH(14); }
|
|
|
|
|
static void fx_with_r15() { FX_WITH(15); }
|
|
|
|
|
|
|
|
|
|
/* 30-3b - stw (rn) - store word */
|
|
|
|
|
#define FX_STW(reg) \
|
|
|
|
|
GSU.vLastRamAdr = GSU.avReg[reg]; \
|
|
|
|
|
RAM(GSU.avReg[reg]) = (uint8)SREG; \
|
|
|
|
|
RAM(GSU.avReg[reg]^1) = (uint8)(SREG>>8); \
|
|
|
|
|
CLRFLAGS; R15++
|
|
|
|
|
static void fx_stw_r0() { FX_STW(0); }
|
|
|
|
|
static void fx_stw_r1() { FX_STW(1); }
|
|
|
|
|
static void fx_stw_r2() { FX_STW(2); }
|
|
|
|
|
static void fx_stw_r3() { FX_STW(3); }
|
|
|
|
|
static void fx_stw_r4() { FX_STW(4); }
|
|
|
|
|
static void fx_stw_r5() { FX_STW(5); }
|
|
|
|
|
static void fx_stw_r6() { FX_STW(6); }
|
|
|
|
|
static void fx_stw_r7() { FX_STW(7); }
|
|
|
|
|
static void fx_stw_r8() { FX_STW(8); }
|
|
|
|
|
static void fx_stw_r9() { FX_STW(9); }
|
|
|
|
|
static void fx_stw_r10() { FX_STW(10); }
|
|
|
|
|
static void fx_stw_r11() { FX_STW(11); }
|
|
|
|
|
|
|
|
|
|
/* 30-3b(ALT1) - stb (rn) - store byte */
|
|
|
|
|
#define FX_STB(reg) \
|
|
|
|
|
GSU.vLastRamAdr = GSU.avReg[reg]; \
|
|
|
|
|
RAM(GSU.avReg[reg]) = (uint8)SREG; \
|
|
|
|
|
CLRFLAGS; R15++
|
|
|
|
|
static void fx_stb_r0() { FX_STB(0); }
|
|
|
|
|
static void fx_stb_r1() { FX_STB(1); }
|
|
|
|
|
static void fx_stb_r2() { FX_STB(2); }
|
|
|
|
|
static void fx_stb_r3() { FX_STB(3); }
|
|
|
|
|
static void fx_stb_r4() { FX_STB(4); }
|
|
|
|
|
static void fx_stb_r5() { FX_STB(5); }
|
|
|
|
|
static void fx_stb_r6() { FX_STB(6); }
|
|
|
|
|
static void fx_stb_r7() { FX_STB(7); }
|
|
|
|
|
static void fx_stb_r8() { FX_STB(8); }
|
|
|
|
|
static void fx_stb_r9() { FX_STB(9); }
|
|
|
|
|
static void fx_stb_r10() { FX_STB(10); }
|
|
|
|
|
static void fx_stb_r11() { FX_STB(11); }
|
|
|
|
|
|
|
|
|
|
/* 3c - loop - decrement loop counter, and branch on not zero */
|
|
|
|
|
static void fx_loop()
|
|
|
|
|
{
|
|
|
|
|
GSU.vSign = GSU.vZero = --R12;
|
|
|
|
|
if( (uint16) R12 != 0 )
|
|
|
|
|
R15 = R13;
|
|
|
|
|
else
|
|
|
|
|
R15++;
|
|
|
|
|
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 3d - alt1 - set alt1 mode */
|
|
|
|
|
static void fx_alt1() { SF(ALT1); CF(B); R15++; }
|
|
|
|
|
|
|
|
|
|
/* 3e - alt2 - set alt2 mode */
|
|
|
|
|
static void fx_alt2() { SF(ALT2); CF(B); R15++; }
|
|
|
|
|
|
|
|
|
|
/* 3f - alt3 - set alt3 mode */
|
|
|
|
|
static void fx_alt3() { SF(ALT1); SF(ALT2); CF(B); R15++; }
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
/* 40-4b - ldw (rn) - load word from RAM */
|
|
|
|
|
#define FX_LDW(reg) uint32 v; \
|
|
|
|
|
GSU.vLastRamAdr = GSU.avReg[reg]; \
|
|
|
|
|
v = (uint32)RAM(GSU.avReg[reg]); \
|
|
|
|
|
v |= ((uint32)RAM(GSU.avReg[reg]^1))<<8; \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_ldw_r0() { FX_LDW(0); }
|
|
|
|
|
static void fx_ldw_r1() { FX_LDW(1); }
|
|
|
|
|
static void fx_ldw_r2() { FX_LDW(2); }
|
|
|
|
|
static void fx_ldw_r3() { FX_LDW(3); }
|
|
|
|
|
static void fx_ldw_r4() { FX_LDW(4); }
|
|
|
|
|
static void fx_ldw_r5() { FX_LDW(5); }
|
|
|
|
|
static void fx_ldw_r6() { FX_LDW(6); }
|
|
|
|
|
static void fx_ldw_r7() { FX_LDW(7); }
|
|
|
|
|
static void fx_ldw_r8() { FX_LDW(8); }
|
|
|
|
|
static void fx_ldw_r9() { FX_LDW(9); }
|
|
|
|
|
static void fx_ldw_r10() { FX_LDW(10); }
|
|
|
|
|
static void fx_ldw_r11() { FX_LDW(11); }
|
|
|
|
|
|
|
|
|
|
/* 40-4b(ALT1) - ldb (rn) - load byte */
|
|
|
|
|
#define FX_LDB(reg) uint32 v; \
|
|
|
|
|
GSU.vLastRamAdr = GSU.avReg[reg]; \
|
|
|
|
|
v = (uint32)RAM(GSU.avReg[reg]); \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_ldb_r0() { FX_LDB(0); }
|
|
|
|
|
static void fx_ldb_r1() { FX_LDB(1); }
|
|
|
|
|
static void fx_ldb_r2() { FX_LDB(2); }
|
|
|
|
|
static void fx_ldb_r3() { FX_LDB(3); }
|
|
|
|
|
static void fx_ldb_r4() { FX_LDB(4); }
|
|
|
|
|
static void fx_ldb_r5() { FX_LDB(5); }
|
|
|
|
|
static void fx_ldb_r6() { FX_LDB(6); }
|
|
|
|
|
static void fx_ldb_r7() { FX_LDB(7); }
|
|
|
|
|
static void fx_ldb_r8() { FX_LDB(8); }
|
|
|
|
|
static void fx_ldb_r9() { FX_LDB(9); }
|
|
|
|
|
static void fx_ldb_r10() { FX_LDB(10); }
|
|
|
|
|
static void fx_ldb_r11() { FX_LDB(11); }
|
|
|
|
|
|
|
|
|
|
/* 4c - plot - plot pixel with R1,R2 as x,y and the color register as the color */
|
|
|
|
|
static void fx_plot_2bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v,c;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R1++;
|
|
|
|
|
|
|
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x02)
|
|
|
|
|
c = (x^y)&1 ? (uint8)(GSU.vColorReg>>4) : (uint8)GSU.vColorReg;
|
|
|
|
|
else
|
|
|
|
|
c = (uint8)GSU.vColorReg;
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
if( !(GSU.vPlotOptionReg & 0x01) && !(c & 0xf)) return;
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
if(c & 0x01) a[0] |= v;
|
|
|
|
|
else a[0] &= ~v;
|
|
|
|
|
if(c & 0x02) a[1] |= v;
|
|
|
|
|
else a[1] &= ~v;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 2c(ALT1) - rpix - read color of the pixel with R1,R2 as x,y */
|
|
|
|
|
static void fx_rpix_2bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
DREG = 0;
|
|
|
|
|
DREG |= ((uint32)((a[0] & v) != 0)) << 0;
|
|
|
|
|
DREG |= ((uint32)((a[1] & v) != 0)) << 1;
|
|
|
|
|
TESTR14;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4c - plot - plot pixel with R1,R2 as x,y and the color register as the color */
|
|
|
|
|
static void fx_plot_4bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v,c;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R1++;
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x02)
|
|
|
|
|
c = (x^y)&1 ? (uint8)(GSU.vColorReg>>4) : (uint8)GSU.vColorReg;
|
|
|
|
|
else
|
|
|
|
|
c = (uint8)GSU.vColorReg;
|
|
|
|
|
|
|
|
|
|
if( !(GSU.vPlotOptionReg & 0x01) && !(c & 0xf)) return;
|
|
|
|
|
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
if(c & 0x01) a[0x00] |= v;
|
|
|
|
|
else a[0x00] &= ~v;
|
|
|
|
|
if(c & 0x02) a[0x01] |= v;
|
|
|
|
|
else a[0x01] &= ~v;
|
|
|
|
|
if(c & 0x04) a[0x10] |= v;
|
|
|
|
|
else a[0x10] &= ~v;
|
|
|
|
|
if(c & 0x08) a[0x11] |= v;
|
|
|
|
|
else a[0x11] &= ~v;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4c(ALT1) - rpix - read color of the pixel with R1,R2 as x,y */
|
|
|
|
|
static void fx_rpix_4bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
|
|
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
DREG = 0;
|
|
|
|
|
DREG |= ((uint32)((a[0x00] & v) != 0)) << 0;
|
|
|
|
|
DREG |= ((uint32)((a[0x01] & v) != 0)) << 1;
|
|
|
|
|
DREG |= ((uint32)((a[0x10] & v) != 0)) << 2;
|
|
|
|
|
DREG |= ((uint32)((a[0x11] & v) != 0)) << 3;
|
|
|
|
|
TESTR14;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 8c - plot - plot pixel with R1,R2 as x,y and the color register as the color */
|
|
|
|
|
static void fx_plot_8bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v,c;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R1++;
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
c = (uint8)GSU.vColorReg;
|
|
|
|
|
if( !(GSU.vPlotOptionReg & 0x10) )
|
|
|
|
|
{
|
|
|
|
|
if( !(GSU.vPlotOptionReg & 0x01) && !(c&0xf)) return;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
if( !(GSU.vPlotOptionReg & 0x01) && !c) return;
|
|
|
|
|
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
if(c & 0x01) a[0x00] |= v;
|
|
|
|
|
else a[0x00] &= ~v;
|
|
|
|
|
if(c & 0x02) a[0x01] |= v;
|
|
|
|
|
else a[0x01] &= ~v;
|
|
|
|
|
if(c & 0x04) a[0x10] |= v;
|
|
|
|
|
else a[0x10] &= ~v;
|
|
|
|
|
if(c & 0x08) a[0x11] |= v;
|
|
|
|
|
else a[0x11] &= ~v;
|
|
|
|
|
if(c & 0x10) a[0x20] |= v;
|
|
|
|
|
else a[0x20] &= ~v;
|
|
|
|
|
if(c & 0x20) a[0x21] |= v;
|
|
|
|
|
else a[0x21] &= ~v;
|
|
|
|
|
if(c & 0x40) a[0x30] |= v;
|
|
|
|
|
else a[0x30] &= ~v;
|
|
|
|
|
if(c & 0x80) a[0x31] |= v;
|
|
|
|
|
else a[0x31] &= ~v;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4c(ALT1) - rpix - read color of the pixel with R1,R2 as x,y */
|
|
|
|
|
static void fx_rpix_8bit()
|
|
|
|
|
{
|
|
|
|
|
uint32 x = USEX8(R1);
|
|
|
|
|
uint32 y = USEX8(R2);
|
|
|
|
|
uint8 *a;
|
|
|
|
|
uint8 v;
|
|
|
|
|
|
|
|
|
|
R15++;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
|
|
|
|
|
#ifdef CHECK_LIMITS
|
|
|
|
|
if(y >= GSU.vScreenHeight) return;
|
|
|
|
|
#endif
|
|
|
|
|
a = GSU.apvScreen[y >> 3] + GSU.x[x >> 3] + ((y & 7) << 1);
|
|
|
|
|
v = 128 >> (x&7);
|
|
|
|
|
|
|
|
|
|
DREG = 0;
|
|
|
|
|
DREG |= ((uint32)((a[0x00] & v) != 0)) << 0;
|
|
|
|
|
DREG |= ((uint32)((a[0x01] & v) != 0)) << 1;
|
|
|
|
|
DREG |= ((uint32)((a[0x10] & v) != 0)) << 2;
|
|
|
|
|
DREG |= ((uint32)((a[0x11] & v) != 0)) << 3;
|
|
|
|
|
DREG |= ((uint32)((a[0x20] & v) != 0)) << 4;
|
|
|
|
|
DREG |= ((uint32)((a[0x21] & v) != 0)) << 5;
|
|
|
|
|
DREG |= ((uint32)((a[0x30] & v) != 0)) << 6;
|
|
|
|
|
DREG |= ((uint32)((a[0x31] & v) != 0)) << 7;
|
|
|
|
|
GSU.vZero = DREG;
|
|
|
|
|
TESTR14;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4o - plot - plot pixel with R1,R2 as x,y and the color register as the color */
|
|
|
|
|
static void fx_plot_obj()
|
|
|
|
|
{
|
|
|
|
|
printf ("ERROR fx_plot_obj called\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4c(ALT1) - rpix - read color of the pixel with R1,R2 as x,y */
|
|
|
|
|
static void fx_rpix_obj()
|
|
|
|
|
{
|
|
|
|
|
printf ("ERROR fx_rpix_obj called\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4d - swap - swap upper and lower byte of a register */
|
|
|
|
|
static void fx_swap()
|
|
|
|
|
{
|
|
|
|
|
uint8 c = (uint8)SREG;
|
|
|
|
|
uint8 d = (uint8)(SREG>>8);
|
|
|
|
|
uint32 v = (((uint32)c)<<8)|((uint32)d);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4e - color - copy source register to color register */
|
|
|
|
|
static void fx_color()
|
|
|
|
|
{
|
|
|
|
|
uint8 c = (uint8)SREG;
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x04)
|
|
|
|
|
c = (c&0xf0) | (c>>4);
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x08)
|
|
|
|
|
{
|
|
|
|
|
GSU.vColorReg &= 0xf0;
|
|
|
|
|
GSU.vColorReg |= c & 0x0f;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
GSU.vColorReg = USEX8(c);
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4e(ALT1) - cmode - set plot option register */
|
|
|
|
|
static void fx_cmode()
|
|
|
|
|
{
|
|
|
|
|
GSU.vPlotOptionReg = SREG;
|
|
|
|
|
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x10)
|
|
|
|
|
{
|
|
|
|
|
/* OBJ Mode (for drawing into sprites) */
|
|
|
|
|
GSU.vScreenHeight = 256;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
GSU.vScreenHeight = GSU.vScreenRealHeight;
|
|
|
|
|
|
|
|
|
|
fx_computeScreenPointers ();
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 4f - not - perform exclusive exor with 1 on all bits */
|
|
|
|
|
static void fx_not()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = ~SREG;
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 50-5f - add rn - add, register + register */
|
|
|
|
|
#define FX_ADD(reg) \
|
|
|
|
|
int32 s = SUSEX16(SREG) + SUSEX16(GSU.avReg[reg]); \
|
|
|
|
|
GSU.vCarry = s >= 0x10000; \
|
|
|
|
|
GSU.vOverflow = ~(SREG ^ GSU.avReg[reg]) & (GSU.avReg[reg] ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_add_r0() { FX_ADD(0); }
|
|
|
|
|
static void fx_add_r1() { FX_ADD(1); }
|
|
|
|
|
static void fx_add_r2() { FX_ADD(2); }
|
|
|
|
|
static void fx_add_r3() { FX_ADD(3); }
|
|
|
|
|
static void fx_add_r4() { FX_ADD(4); }
|
|
|
|
|
static void fx_add_r5() { FX_ADD(5); }
|
|
|
|
|
static void fx_add_r6() { FX_ADD(6); }
|
|
|
|
|
static void fx_add_r7() { FX_ADD(7); }
|
|
|
|
|
static void fx_add_r8() { FX_ADD(8); }
|
|
|
|
|
static void fx_add_r9() { FX_ADD(9); }
|
|
|
|
|
static void fx_add_r10() { FX_ADD(10); }
|
|
|
|
|
static void fx_add_r11() { FX_ADD(11); }
|
|
|
|
|
static void fx_add_r12() { FX_ADD(12); }
|
|
|
|
|
static void fx_add_r13() { FX_ADD(13); }
|
|
|
|
|
static void fx_add_r14() { FX_ADD(14); }
|
|
|
|
|
static void fx_add_r15() { FX_ADD(15); }
|
|
|
|
|
|
|
|
|
|
/* 50-5f(ALT1) - adc rn - add with carry, register + register */
|
|
|
|
|
#define FX_ADC(reg) \
|
|
|
|
|
int32 s = SUSEX16(SREG) + SUSEX16(GSU.avReg[reg]) + SEX16(GSU.vCarry); \
|
|
|
|
|
GSU.vCarry = s >= 0x10000; \
|
|
|
|
|
GSU.vOverflow = ~(SREG ^ GSU.avReg[reg]) & (GSU.avReg[reg] ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_adc_r0() { FX_ADC(0); }
|
|
|
|
|
static void fx_adc_r1() { FX_ADC(1); }
|
|
|
|
|
static void fx_adc_r2() { FX_ADC(2); }
|
|
|
|
|
static void fx_adc_r3() { FX_ADC(3); }
|
|
|
|
|
static void fx_adc_r4() { FX_ADC(4); }
|
|
|
|
|
static void fx_adc_r5() { FX_ADC(5); }
|
|
|
|
|
static void fx_adc_r6() { FX_ADC(6); }
|
|
|
|
|
static void fx_adc_r7() { FX_ADC(7); }
|
|
|
|
|
static void fx_adc_r8() { FX_ADC(8); }
|
|
|
|
|
static void fx_adc_r9() { FX_ADC(9); }
|
|
|
|
|
static void fx_adc_r10() { FX_ADC(10); }
|
|
|
|
|
static void fx_adc_r11() { FX_ADC(11); }
|
|
|
|
|
static void fx_adc_r12() { FX_ADC(12); }
|
|
|
|
|
static void fx_adc_r13() { FX_ADC(13); }
|
|
|
|
|
static void fx_adc_r14() { FX_ADC(14); }
|
|
|
|
|
static void fx_adc_r15() { FX_ADC(15); }
|
|
|
|
|
|
|
|
|
|
/* 50-5f(ALT2) - add #n - add, register + immediate */
|
|
|
|
|
#define FX_ADD_I(imm) \
|
|
|
|
|
int32 s = SUSEX16(SREG) + imm; \
|
|
|
|
|
GSU.vCarry = s >= 0x10000; \
|
|
|
|
|
GSU.vOverflow = ~(SREG ^ imm) & (imm ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_add_i0() { FX_ADD_I(0); }
|
|
|
|
|
static void fx_add_i1() { FX_ADD_I(1); }
|
|
|
|
|
static void fx_add_i2() { FX_ADD_I(2); }
|
|
|
|
|
static void fx_add_i3() { FX_ADD_I(3); }
|
|
|
|
|
static void fx_add_i4() { FX_ADD_I(4); }
|
|
|
|
|
static void fx_add_i5() { FX_ADD_I(5); }
|
|
|
|
|
static void fx_add_i6() { FX_ADD_I(6); }
|
|
|
|
|
static void fx_add_i7() { FX_ADD_I(7); }
|
|
|
|
|
static void fx_add_i8() { FX_ADD_I(8); }
|
|
|
|
|
static void fx_add_i9() { FX_ADD_I(9); }
|
|
|
|
|
static void fx_add_i10() { FX_ADD_I(10); }
|
|
|
|
|
static void fx_add_i11() { FX_ADD_I(11); }
|
|
|
|
|
static void fx_add_i12() { FX_ADD_I(12); }
|
|
|
|
|
static void fx_add_i13() { FX_ADD_I(13); }
|
|
|
|
|
static void fx_add_i14() { FX_ADD_I(14); }
|
|
|
|
|
static void fx_add_i15() { FX_ADD_I(15); }
|
|
|
|
|
|
|
|
|
|
/* 50-5f(ALT3) - adc #n - add with carry, register + immediate */
|
|
|
|
|
#define FX_ADC_I(imm) \
|
|
|
|
|
int32 s = SUSEX16(SREG) + imm + SUSEX16(GSU.vCarry); \
|
|
|
|
|
GSU.vCarry = s >= 0x10000; \
|
|
|
|
|
GSU.vOverflow = ~(SREG ^ imm) & (imm ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_adc_i0() { FX_ADC_I(0); }
|
|
|
|
|
static void fx_adc_i1() { FX_ADC_I(1); }
|
|
|
|
|
static void fx_adc_i2() { FX_ADC_I(2); }
|
|
|
|
|
static void fx_adc_i3() { FX_ADC_I(3); }
|
|
|
|
|
static void fx_adc_i4() { FX_ADC_I(4); }
|
|
|
|
|
static void fx_adc_i5() { FX_ADC_I(5); }
|
|
|
|
|
static void fx_adc_i6() { FX_ADC_I(6); }
|
|
|
|
|
static void fx_adc_i7() { FX_ADC_I(7); }
|
|
|
|
|
static void fx_adc_i8() { FX_ADC_I(8); }
|
|
|
|
|
static void fx_adc_i9() { FX_ADC_I(9); }
|
|
|
|
|
static void fx_adc_i10() { FX_ADC_I(10); }
|
|
|
|
|
static void fx_adc_i11() { FX_ADC_I(11); }
|
|
|
|
|
static void fx_adc_i12() { FX_ADC_I(12); }
|
|
|
|
|
static void fx_adc_i13() { FX_ADC_I(13); }
|
|
|
|
|
static void fx_adc_i14() { FX_ADC_I(14); }
|
|
|
|
|
static void fx_adc_i15() { FX_ADC_I(15); }
|
|
|
|
|
|
|
|
|
|
/* 60-6f - sub rn - subtract, register - register */
|
|
|
|
|
#define FX_SUB(reg) \
|
|
|
|
|
int32 s = SUSEX16(SREG) - SUSEX16(GSU.avReg[reg]); \
|
|
|
|
|
GSU.vCarry = s >= 0; \
|
|
|
|
|
GSU.vOverflow = (SREG ^ GSU.avReg[reg]) & (SREG ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_sub_r0() { FX_SUB(0); }
|
|
|
|
|
static void fx_sub_r1() { FX_SUB(1); }
|
|
|
|
|
static void fx_sub_r2() { FX_SUB(2); }
|
|
|
|
|
static void fx_sub_r3() { FX_SUB(3); }
|
|
|
|
|
static void fx_sub_r4() { FX_SUB(4); }
|
|
|
|
|
static void fx_sub_r5() { FX_SUB(5); }
|
|
|
|
|
static void fx_sub_r6() { FX_SUB(6); }
|
|
|
|
|
static void fx_sub_r7() { FX_SUB(7); }
|
|
|
|
|
static void fx_sub_r8() { FX_SUB(8); }
|
|
|
|
|
static void fx_sub_r9() { FX_SUB(9); }
|
|
|
|
|
static void fx_sub_r10() { FX_SUB(10); }
|
|
|
|
|
static void fx_sub_r11() { FX_SUB(11); }
|
|
|
|
|
static void fx_sub_r12() { FX_SUB(12); }
|
|
|
|
|
static void fx_sub_r13() { FX_SUB(13); }
|
|
|
|
|
static void fx_sub_r14() { FX_SUB(14); }
|
|
|
|
|
static void fx_sub_r15() { FX_SUB(15); }
|
|
|
|
|
|
|
|
|
|
/* 60-6f(ALT1) - sbc rn - subtract with carry, register - register */
|
|
|
|
|
#define FX_SBC(reg) \
|
|
|
|
|
int32 s = SUSEX16(SREG) - SUSEX16(GSU.avReg[reg]) - (SUSEX16(GSU.vCarry^1)); \
|
|
|
|
|
GSU.vCarry = s >= 0; \
|
|
|
|
|
GSU.vOverflow = (SREG ^ GSU.avReg[reg]) & (SREG ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_sbc_r0() { FX_SBC(0); }
|
|
|
|
|
static void fx_sbc_r1() { FX_SBC(1); }
|
|
|
|
|
static void fx_sbc_r2() { FX_SBC(2); }
|
|
|
|
|
static void fx_sbc_r3() { FX_SBC(3); }
|
|
|
|
|
static void fx_sbc_r4() { FX_SBC(4); }
|
|
|
|
|
static void fx_sbc_r5() { FX_SBC(5); }
|
|
|
|
|
static void fx_sbc_r6() { FX_SBC(6); }
|
|
|
|
|
static void fx_sbc_r7() { FX_SBC(7); }
|
|
|
|
|
static void fx_sbc_r8() { FX_SBC(8); }
|
|
|
|
|
static void fx_sbc_r9() { FX_SBC(9); }
|
|
|
|
|
static void fx_sbc_r10() { FX_SBC(10); }
|
|
|
|
|
static void fx_sbc_r11() { FX_SBC(11); }
|
|
|
|
|
static void fx_sbc_r12() { FX_SBC(12); }
|
|
|
|
|
static void fx_sbc_r13() { FX_SBC(13); }
|
|
|
|
|
static void fx_sbc_r14() { FX_SBC(14); }
|
|
|
|
|
static void fx_sbc_r15() { FX_SBC(15); }
|
|
|
|
|
|
|
|
|
|
/* 60-6f(ALT2) - sub #n - subtract, register - immediate */
|
|
|
|
|
#define FX_SUB_I(imm) \
|
|
|
|
|
int32 s = SUSEX16(SREG) - imm; \
|
|
|
|
|
GSU.vCarry = s >= 0; \
|
|
|
|
|
GSU.vOverflow = (SREG ^ imm) & (SREG ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; DREG = s; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS
|
|
|
|
|
static void fx_sub_i0() { FX_SUB_I(0); }
|
|
|
|
|
static void fx_sub_i1() { FX_SUB_I(1); }
|
|
|
|
|
static void fx_sub_i2() { FX_SUB_I(2); }
|
|
|
|
|
static void fx_sub_i3() { FX_SUB_I(3); }
|
|
|
|
|
static void fx_sub_i4() { FX_SUB_I(4); }
|
|
|
|
|
static void fx_sub_i5() { FX_SUB_I(5); }
|
|
|
|
|
static void fx_sub_i6() { FX_SUB_I(6); }
|
|
|
|
|
static void fx_sub_i7() { FX_SUB_I(7); }
|
|
|
|
|
static void fx_sub_i8() { FX_SUB_I(8); }
|
|
|
|
|
static void fx_sub_i9() { FX_SUB_I(9); }
|
|
|
|
|
static void fx_sub_i10() { FX_SUB_I(10); }
|
|
|
|
|
static void fx_sub_i11() { FX_SUB_I(11); }
|
|
|
|
|
static void fx_sub_i12() { FX_SUB_I(12); }
|
|
|
|
|
static void fx_sub_i13() { FX_SUB_I(13); }
|
|
|
|
|
static void fx_sub_i14() { FX_SUB_I(14); }
|
|
|
|
|
static void fx_sub_i15() { FX_SUB_I(15); }
|
|
|
|
|
|
|
|
|
|
/* 60-6f(ALT3) - cmp rn - compare, register, register */
|
|
|
|
|
#define FX_CMP(reg) \
|
|
|
|
|
int32 s = SUSEX16(SREG) - SUSEX16(GSU.avReg[reg]); \
|
|
|
|
|
GSU.vCarry = s >= 0; \
|
|
|
|
|
GSU.vOverflow = (SREG ^ GSU.avReg[reg]) & (SREG ^ s) & 0x8000; \
|
|
|
|
|
GSU.vSign = s; \
|
|
|
|
|
GSU.vZero = s; \
|
|
|
|
|
R15++; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_cmp_r0() { FX_CMP(0); }
|
|
|
|
|
static void fx_cmp_r1() { FX_CMP(1); }
|
|
|
|
|
static void fx_cmp_r2() { FX_CMP(2); }
|
|
|
|
|
static void fx_cmp_r3() { FX_CMP(3); }
|
|
|
|
|
static void fx_cmp_r4() { FX_CMP(4); }
|
|
|
|
|
static void fx_cmp_r5() { FX_CMP(5); }
|
|
|
|
|
static void fx_cmp_r6() { FX_CMP(6); }
|
|
|
|
|
static void fx_cmp_r7() { FX_CMP(7); }
|
|
|
|
|
static void fx_cmp_r8() { FX_CMP(8); }
|
|
|
|
|
static void fx_cmp_r9() { FX_CMP(9); }
|
|
|
|
|
static void fx_cmp_r10() { FX_CMP(10); }
|
|
|
|
|
static void fx_cmp_r11() { FX_CMP(11); }
|
|
|
|
|
static void fx_cmp_r12() { FX_CMP(12); }
|
|
|
|
|
static void fx_cmp_r13() { FX_CMP(13); }
|
|
|
|
|
static void fx_cmp_r14() { FX_CMP(14); }
|
|
|
|
|
static void fx_cmp_r15() { FX_CMP(15); }
|
|
|
|
|
|
|
|
|
|
/* 70 - merge - R7 as upper byte, R8 as lower byte (used for texture-mapping) */
|
|
|
|
|
static void fx_merge()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = (R7&0xff00) | ((R8&0xff00)>>8);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vOverflow = (v & 0xc0c0) << 16;
|
|
|
|
|
GSU.vZero = !(v & 0xf0f0);
|
|
|
|
|
GSU.vSign = ((v | (v<<8)) & 0x8000);
|
|
|
|
|
GSU.vCarry = (v & 0xe0e0) != 0;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 71-7f - and rn - reister & register */
|
|
|
|
|
#define FX_AND(reg) \
|
|
|
|
|
uint32 v = SREG & GSU.avReg[reg]; \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_and_r1() { FX_AND(1); }
|
|
|
|
|
static void fx_and_r2() { FX_AND(2); }
|
|
|
|
|
static void fx_and_r3() { FX_AND(3); }
|
|
|
|
|
static void fx_and_r4() { FX_AND(4); }
|
|
|
|
|
static void fx_and_r5() { FX_AND(5); }
|
|
|
|
|
static void fx_and_r6() { FX_AND(6); }
|
|
|
|
|
static void fx_and_r7() { FX_AND(7); }
|
|
|
|
|
static void fx_and_r8() { FX_AND(8); }
|
|
|
|
|
static void fx_and_r9() { FX_AND(9); }
|
|
|
|
|
static void fx_and_r10() { FX_AND(10); }
|
|
|
|
|
static void fx_and_r11() { FX_AND(11); }
|
|
|
|
|
static void fx_and_r12() { FX_AND(12); }
|
|
|
|
|
static void fx_and_r13() { FX_AND(13); }
|
|
|
|
|
static void fx_and_r14() { FX_AND(14); }
|
|
|
|
|
static void fx_and_r15() { FX_AND(15); }
|
|
|
|
|
|
|
|
|
|
/* 71-7f(ALT1) - bic rn - reister & ~register */
|
|
|
|
|
#define FX_BIC(reg) \
|
|
|
|
|
uint32 v = SREG & ~GSU.avReg[reg]; \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_bic_r1() { FX_BIC(1); }
|
|
|
|
|
static void fx_bic_r2() { FX_BIC(2); }
|
|
|
|
|
static void fx_bic_r3() { FX_BIC(3); }
|
|
|
|
|
static void fx_bic_r4() { FX_BIC(4); }
|
|
|
|
|
static void fx_bic_r5() { FX_BIC(5); }
|
|
|
|
|
static void fx_bic_r6() { FX_BIC(6); }
|
|
|
|
|
static void fx_bic_r7() { FX_BIC(7); }
|
|
|
|
|
static void fx_bic_r8() { FX_BIC(8); }
|
|
|
|
|
static void fx_bic_r9() { FX_BIC(9); }
|
|
|
|
|
static void fx_bic_r10() { FX_BIC(10); }
|
|
|
|
|
static void fx_bic_r11() { FX_BIC(11); }
|
|
|
|
|
static void fx_bic_r12() { FX_BIC(12); }
|
|
|
|
|
static void fx_bic_r13() { FX_BIC(13); }
|
|
|
|
|
static void fx_bic_r14() { FX_BIC(14); }
|
|
|
|
|
static void fx_bic_r15() { FX_BIC(15); }
|
|
|
|
|
|
|
|
|
|
/* 71-7f(ALT2) - and #n - reister & immediate */
|
|
|
|
|
#define FX_AND_I(imm) \
|
|
|
|
|
uint32 v = SREG & imm; \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_and_i1() { FX_AND_I(1); }
|
|
|
|
|
static void fx_and_i2() { FX_AND_I(2); }
|
|
|
|
|
static void fx_and_i3() { FX_AND_I(3); }
|
|
|
|
|
static void fx_and_i4() { FX_AND_I(4); }
|
|
|
|
|
static void fx_and_i5() { FX_AND_I(5); }
|
|
|
|
|
static void fx_and_i6() { FX_AND_I(6); }
|
|
|
|
|
static void fx_and_i7() { FX_AND_I(7); }
|
|
|
|
|
static void fx_and_i8() { FX_AND_I(8); }
|
|
|
|
|
static void fx_and_i9() { FX_AND_I(9); }
|
|
|
|
|
static void fx_and_i10() { FX_AND_I(10); }
|
|
|
|
|
static void fx_and_i11() { FX_AND_I(11); }
|
|
|
|
|
static void fx_and_i12() { FX_AND_I(12); }
|
|
|
|
|
static void fx_and_i13() { FX_AND_I(13); }
|
|
|
|
|
static void fx_and_i14() { FX_AND_I(14); }
|
|
|
|
|
static void fx_and_i15() { FX_AND_I(15); }
|
|
|
|
|
|
|
|
|
|
/* 71-7f(ALT3) - bic #n - reister & ~immediate */
|
|
|
|
|
#define FX_BIC_I(imm) \
|
|
|
|
|
uint32 v = SREG & ~imm; \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_bic_i1() { FX_BIC_I(1); }
|
|
|
|
|
static void fx_bic_i2() { FX_BIC_I(2); }
|
|
|
|
|
static void fx_bic_i3() { FX_BIC_I(3); }
|
|
|
|
|
static void fx_bic_i4() { FX_BIC_I(4); }
|
|
|
|
|
static void fx_bic_i5() { FX_BIC_I(5); }
|
|
|
|
|
static void fx_bic_i6() { FX_BIC_I(6); }
|
|
|
|
|
static void fx_bic_i7() { FX_BIC_I(7); }
|
|
|
|
|
static void fx_bic_i8() { FX_BIC_I(8); }
|
|
|
|
|
static void fx_bic_i9() { FX_BIC_I(9); }
|
|
|
|
|
static void fx_bic_i10() { FX_BIC_I(10); }
|
|
|
|
|
static void fx_bic_i11() { FX_BIC_I(11); }
|
|
|
|
|
static void fx_bic_i12() { FX_BIC_I(12); }
|
|
|
|
|
static void fx_bic_i13() { FX_BIC_I(13); }
|
|
|
|
|
static void fx_bic_i14() { FX_BIC_I(14); }
|
|
|
|
|
static void fx_bic_i15() { FX_BIC_I(15); }
|
|
|
|
|
|
|
|
|
|
/* 80-8f - mult rn - 8 bit to 16 bit signed multiply, register * register */
|
|
|
|
|
#define FX_MULT(reg) \
|
|
|
|
|
uint32 v = (uint32)(SEX8(SREG) * SEX8(GSU.avReg[reg])); \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_mult_r0() { FX_MULT(0); }
|
|
|
|
|
static void fx_mult_r1() { FX_MULT(1); }
|
|
|
|
|
static void fx_mult_r2() { FX_MULT(2); }
|
|
|
|
|
static void fx_mult_r3() { FX_MULT(3); }
|
|
|
|
|
static void fx_mult_r4() { FX_MULT(4); }
|
|
|
|
|
static void fx_mult_r5() { FX_MULT(5); }
|
|
|
|
|
static void fx_mult_r6() { FX_MULT(6); }
|
|
|
|
|
static void fx_mult_r7() { FX_MULT(7); }
|
|
|
|
|
static void fx_mult_r8() { FX_MULT(8); }
|
|
|
|
|
static void fx_mult_r9() { FX_MULT(9); }
|
|
|
|
|
static void fx_mult_r10() { FX_MULT(10); }
|
|
|
|
|
static void fx_mult_r11() { FX_MULT(11); }
|
|
|
|
|
static void fx_mult_r12() { FX_MULT(12); }
|
|
|
|
|
static void fx_mult_r13() { FX_MULT(13); }
|
|
|
|
|
static void fx_mult_r14() { FX_MULT(14); }
|
|
|
|
|
static void fx_mult_r15() { FX_MULT(15); }
|
|
|
|
|
|
|
|
|
|
/* 80-8f(ALT1) - umult rn - 8 bit to 16 bit unsigned multiply, register * register */
|
|
|
|
|
#define FX_UMULT(reg) \
|
|
|
|
|
uint32 v = USEX8(SREG) * USEX8(GSU.avReg[reg]); \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_umult_r0() { FX_UMULT(0); }
|
|
|
|
|
static void fx_umult_r1() { FX_UMULT(1); }
|
|
|
|
|
static void fx_umult_r2() { FX_UMULT(2); }
|
|
|
|
|
static void fx_umult_r3() { FX_UMULT(3); }
|
|
|
|
|
static void fx_umult_r4() { FX_UMULT(4); }
|
|
|
|
|
static void fx_umult_r5() { FX_UMULT(5); }
|
|
|
|
|
static void fx_umult_r6() { FX_UMULT(6); }
|
|
|
|
|
static void fx_umult_r7() { FX_UMULT(7); }
|
|
|
|
|
static void fx_umult_r8() { FX_UMULT(8); }
|
|
|
|
|
static void fx_umult_r9() { FX_UMULT(9); }
|
|
|
|
|
static void fx_umult_r10() { FX_UMULT(10); }
|
|
|
|
|
static void fx_umult_r11() { FX_UMULT(11); }
|
|
|
|
|
static void fx_umult_r12() { FX_UMULT(12); }
|
|
|
|
|
static void fx_umult_r13() { FX_UMULT(13); }
|
|
|
|
|
static void fx_umult_r14() { FX_UMULT(14); }
|
|
|
|
|
static void fx_umult_r15() { FX_UMULT(15); }
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
/* 80-8f(ALT2) - mult #n - 8 bit to 16 bit signed multiply, register * immediate */
|
|
|
|
|
#define FX_MULT_I(imm) \
|
|
|
|
|
uint32 v = (uint32) (SEX8(SREG) * ((int32)imm)); \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_mult_i0() { FX_MULT_I(0); }
|
|
|
|
|
static void fx_mult_i1() { FX_MULT_I(1); }
|
|
|
|
|
static void fx_mult_i2() { FX_MULT_I(2); }
|
|
|
|
|
static void fx_mult_i3() { FX_MULT_I(3); }
|
|
|
|
|
static void fx_mult_i4() { FX_MULT_I(4); }
|
|
|
|
|
static void fx_mult_i5() { FX_MULT_I(5); }
|
|
|
|
|
static void fx_mult_i6() { FX_MULT_I(6); }
|
|
|
|
|
static void fx_mult_i7() { FX_MULT_I(7); }
|
|
|
|
|
static void fx_mult_i8() { FX_MULT_I(8); }
|
|
|
|
|
static void fx_mult_i9() { FX_MULT_I(9); }
|
|
|
|
|
static void fx_mult_i10() { FX_MULT_I(10); }
|
|
|
|
|
static void fx_mult_i11() { FX_MULT_I(11); }
|
|
|
|
|
static void fx_mult_i12() { FX_MULT_I(12); }
|
|
|
|
|
static void fx_mult_i13() { FX_MULT_I(13); }
|
|
|
|
|
static void fx_mult_i14() { FX_MULT_I(14); }
|
|
|
|
|
static void fx_mult_i15() { FX_MULT_I(15); }
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
/* 80-8f(ALT3) - umult #n - 8 bit to 16 bit unsigned multiply, register * immediate */
|
|
|
|
|
#define FX_UMULT_I(imm) \
|
|
|
|
|
uint32 v = USEX8(SREG) * ((uint32)imm); \
|
|
|
|
|
R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_umult_i0() { FX_UMULT_I(0); }
|
|
|
|
|
static void fx_umult_i1() { FX_UMULT_I(1); }
|
|
|
|
|
static void fx_umult_i2() { FX_UMULT_I(2); }
|
|
|
|
|
static void fx_umult_i3() { FX_UMULT_I(3); }
|
|
|
|
|
static void fx_umult_i4() { FX_UMULT_I(4); }
|
|
|
|
|
static void fx_umult_i5() { FX_UMULT_I(5); }
|
|
|
|
|
static void fx_umult_i6() { FX_UMULT_I(6); }
|
|
|
|
|
static void fx_umult_i7() { FX_UMULT_I(7); }
|
|
|
|
|
static void fx_umult_i8() { FX_UMULT_I(8); }
|
|
|
|
|
static void fx_umult_i9() { FX_UMULT_I(9); }
|
|
|
|
|
static void fx_umult_i10() { FX_UMULT_I(10); }
|
|
|
|
|
static void fx_umult_i11() { FX_UMULT_I(11); }
|
|
|
|
|
static void fx_umult_i12() { FX_UMULT_I(12); }
|
|
|
|
|
static void fx_umult_i13() { FX_UMULT_I(13); }
|
|
|
|
|
static void fx_umult_i14() { FX_UMULT_I(14); }
|
|
|
|
|
static void fx_umult_i15() { FX_UMULT_I(15); }
|
2008-09-10 07:57:37 +02:00
|
|
|
|
2008-08-06 03:09:59 +02:00
|
|
|
/* 90 - sbk - store word to last accessed RAM address */
|
|
|
|
|
static void fx_sbk()
|
|
|
|
|
{
|
|
|
|
|
RAM(GSU.vLastRamAdr) = (uint8)SREG;
|
|
|
|
|
RAM(GSU.vLastRamAdr^1) = (uint8)(SREG>>8);
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 91-94 - link #n - R11 = R15 + immediate */
|
|
|
|
|
#define FX_LINK_I(lkn) R11 = R15 + lkn; CLRFLAGS; R15++
|
|
|
|
|
static void fx_link_i1() { FX_LINK_I(1); }
|
|
|
|
|
static void fx_link_i2() { FX_LINK_I(2); }
|
|
|
|
|
static void fx_link_i3() { FX_LINK_I(3); }
|
|
|
|
|
static void fx_link_i4() { FX_LINK_I(4); }
|
|
|
|
|
|
|
|
|
|
/* 95 - sex - sign extend 8 bit to 16 bit */
|
|
|
|
|
static void fx_sex()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = (uint32)SEX8(SREG);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 96 - asr - aritmetric shift right by one */
|
|
|
|
|
static void fx_asr()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
GSU.vCarry = SREG & 1;
|
|
|
|
|
v = (uint32)(SEX16(SREG)>>1);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 96(ALT1) - div2 - aritmetric shift right by one */
|
|
|
|
|
static void fx_div2()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
int32 s = SEX16(SREG);
|
|
|
|
|
GSU.vCarry = s & 1;
|
|
|
|
|
if(s == -1)
|
|
|
|
|
v = 0;
|
|
|
|
|
else
|
|
|
|
|
v = (uint32)(s>>1);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 97 - ror - rotate right by one */
|
|
|
|
|
static void fx_ror()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = (USEX16(SREG)>>1) | (GSU.vCarry<<15);
|
|
|
|
|
GSU.vCarry = SREG & 1;
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 98-9d - jmp rn - jump to address of register */
|
|
|
|
|
#define FX_JMP(reg) \
|
|
|
|
|
R15 = GSU.avReg[reg]; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_jmp_r8() { FX_JMP(8); }
|
|
|
|
|
static void fx_jmp_r9() { FX_JMP(9); }
|
|
|
|
|
static void fx_jmp_r10() { FX_JMP(10); }
|
|
|
|
|
static void fx_jmp_r11() { FX_JMP(11); }
|
|
|
|
|
static void fx_jmp_r12() { FX_JMP(12); }
|
|
|
|
|
static void fx_jmp_r13() { FX_JMP(13); }
|
|
|
|
|
|
|
|
|
|
/* 98-9d(ALT1) - ljmp rn - set program bank to source register and jump to address of register */
|
|
|
|
|
#define FX_LJMP(reg) \
|
|
|
|
|
GSU.vPrgBankReg = GSU.avReg[reg] & 0x7f; \
|
|
|
|
|
GSU.pvPrgBank = GSU.apvRomBank[GSU.vPrgBankReg]; \
|
|
|
|
|
R15 = SREG; \
|
|
|
|
|
GSU.bCacheActive = FALSE; fx_cache(); R15--;
|
|
|
|
|
static void fx_ljmp_r8() { FX_LJMP(8); }
|
|
|
|
|
static void fx_ljmp_r9() { FX_LJMP(9); }
|
|
|
|
|
static void fx_ljmp_r10() { FX_LJMP(10); }
|
|
|
|
|
static void fx_ljmp_r11() { FX_LJMP(11); }
|
|
|
|
|
static void fx_ljmp_r12() { FX_LJMP(12); }
|
|
|
|
|
static void fx_ljmp_r13() { FX_LJMP(13); }
|
|
|
|
|
|
|
|
|
|
/* 9e - lob - set upper byte to zero (keep low byte) */
|
|
|
|
|
static void fx_lob()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = USEX8(SREG);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v<<8;
|
|
|
|
|
GSU.vZero = v<<8;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 9f - fmult - 16 bit to 32 bit signed multiplication, upper 16 bits only */
|
|
|
|
|
static void fx_fmult()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
uint32 c = (uint32) (SEX16(SREG) * SEX16(R6));
|
|
|
|
|
v = c >> 16;
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
GSU.vCarry = (c >> 15) & 1;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 9f(ALT1) - lmult - 16 bit to 32 bit signed multiplication */
|
|
|
|
|
static void fx_lmult()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
uint32 c = (uint32) (SEX16(SREG) * SEX16(R6));
|
|
|
|
|
R4 = c;
|
|
|
|
|
v = c >> 16;
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v;
|
|
|
|
|
GSU.vZero = v;
|
|
|
|
|
/* XXX R6 or R4? */
|
|
|
|
|
GSU.vCarry = (R4 >> 15) & 1; /* should it be bit 15 of R4 instead? */
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* a0-af - ibt rn,#pp - immediate byte transfer */
|
|
|
|
|
#define FX_IBT(reg) \
|
|
|
|
|
uint8 v = PIPE; R15++; \
|
|
|
|
|
FETCHPIPE; R15++; \
|
|
|
|
|
GSU.avReg[reg] = SEX8(v); \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_ibt_r0() { FX_IBT(0); }
|
|
|
|
|
static void fx_ibt_r1() { FX_IBT(1); }
|
|
|
|
|
static void fx_ibt_r2() { FX_IBT(2); }
|
|
|
|
|
static void fx_ibt_r3() { FX_IBT(3); }
|
|
|
|
|
static void fx_ibt_r4() { FX_IBT(4); }
|
|
|
|
|
static void fx_ibt_r5() { FX_IBT(5); }
|
|
|
|
|
static void fx_ibt_r6() { FX_IBT(6); }
|
|
|
|
|
static void fx_ibt_r7() { FX_IBT(7); }
|
|
|
|
|
static void fx_ibt_r8() { FX_IBT(8); }
|
|
|
|
|
static void fx_ibt_r9() { FX_IBT(9); }
|
|
|
|
|
static void fx_ibt_r10() { FX_IBT(10); }
|
|
|
|
|
static void fx_ibt_r11() { FX_IBT(11); }
|
|
|
|
|
static void fx_ibt_r12() { FX_IBT(12); }
|
|
|
|
|
static void fx_ibt_r13() { FX_IBT(13); }
|
|
|
|
|
static void fx_ibt_r14() { FX_IBT(14); READR14; }
|
|
|
|
|
static void fx_ibt_r15() { FX_IBT(15); }
|
|
|
|
|
|
|
|
|
|
/* a0-af(ALT1) - lms rn,(yy) - load word from RAM (short address) */
|
|
|
|
|
#define FX_LMS(reg) \
|
|
|
|
|
GSU.vLastRamAdr = ((uint32)PIPE) << 1; \
|
|
|
|
|
R15++; FETCHPIPE; R15++; \
|
|
|
|
|
GSU.avReg[reg] = (uint32)RAM(GSU.vLastRamAdr); \
|
|
|
|
|
GSU.avReg[reg] |= ((uint32)RAM(GSU.vLastRamAdr+1))<<8; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_lms_r0() { FX_LMS(0); }
|
|
|
|
|
static void fx_lms_r1() { FX_LMS(1); }
|
|
|
|
|
static void fx_lms_r2() { FX_LMS(2); }
|
|
|
|
|
static void fx_lms_r3() { FX_LMS(3); }
|
|
|
|
|
static void fx_lms_r4() { FX_LMS(4); }
|
|
|
|
|
static void fx_lms_r5() { FX_LMS(5); }
|
|
|
|
|
static void fx_lms_r6() { FX_LMS(6); }
|
|
|
|
|
static void fx_lms_r7() { FX_LMS(7); }
|
|
|
|
|
static void fx_lms_r8() { FX_LMS(8); }
|
|
|
|
|
static void fx_lms_r9() { FX_LMS(9); }
|
|
|
|
|
static void fx_lms_r10() { FX_LMS(10); }
|
|
|
|
|
static void fx_lms_r11() { FX_LMS(11); }
|
|
|
|
|
static void fx_lms_r12() { FX_LMS(12); }
|
|
|
|
|
static void fx_lms_r13() { FX_LMS(13); }
|
|
|
|
|
static void fx_lms_r14() { FX_LMS(14); READR14; }
|
|
|
|
|
static void fx_lms_r15() { FX_LMS(15); }
|
|
|
|
|
|
|
|
|
|
/* a0-af(ALT2) - sms (yy),rn - store word in RAM (short address) */
|
|
|
|
|
/* If rn == r15, is the value of r15 before or after the extra byte is read? */
|
|
|
|
|
#define FX_SMS(reg) \
|
|
|
|
|
uint32 v = GSU.avReg[reg]; \
|
|
|
|
|
GSU.vLastRamAdr = ((uint32)PIPE) << 1; \
|
|
|
|
|
R15++; FETCHPIPE; \
|
|
|
|
|
RAM(GSU.vLastRamAdr) = (uint8)v; \
|
|
|
|
|
RAM(GSU.vLastRamAdr+1) = (uint8)(v>>8); \
|
|
|
|
|
CLRFLAGS; R15++;
|
|
|
|
|
static void fx_sms_r0() { FX_SMS(0); }
|
|
|
|
|
static void fx_sms_r1() { FX_SMS(1); }
|
|
|
|
|
static void fx_sms_r2() { FX_SMS(2); }
|
|
|
|
|
static void fx_sms_r3() { FX_SMS(3); }
|
|
|
|
|
static void fx_sms_r4() { FX_SMS(4); }
|
|
|
|
|
static void fx_sms_r5() { FX_SMS(5); }
|
|
|
|
|
static void fx_sms_r6() { FX_SMS(6); }
|
|
|
|
|
static void fx_sms_r7() { FX_SMS(7); }
|
|
|
|
|
static void fx_sms_r8() { FX_SMS(8); }
|
|
|
|
|
static void fx_sms_r9() { FX_SMS(9); }
|
|
|
|
|
static void fx_sms_r10() { FX_SMS(10); }
|
|
|
|
|
static void fx_sms_r11() { FX_SMS(11); }
|
|
|
|
|
static void fx_sms_r12() { FX_SMS(12); }
|
|
|
|
|
static void fx_sms_r13() { FX_SMS(13); }
|
|
|
|
|
static void fx_sms_r14() { FX_SMS(14); }
|
|
|
|
|
static void fx_sms_r15() { FX_SMS(15); }
|
|
|
|
|
|
|
|
|
|
/* b0-bf - from rn - set source register */
|
|
|
|
|
/* b0-bf(B) - moves rn - move register to register, and set flags, (if B flag is set) */
|
|
|
|
|
#define FX_FROM(reg) \
|
|
|
|
|
if(TF(B)) { uint32 v = GSU.avReg[reg]; R15++; DREG = v; \
|
|
|
|
|
GSU.vOverflow = (v&0x80) << 16; GSU.vSign = v; GSU.vZero = v; TESTR14; CLRFLAGS; } \
|
|
|
|
|
else { GSU.pvSreg = &GSU.avReg[reg]; R15++; }
|
|
|
|
|
static void fx_from_r0() { FX_FROM(0); }
|
|
|
|
|
static void fx_from_r1() { FX_FROM(1); }
|
|
|
|
|
static void fx_from_r2() { FX_FROM(2); }
|
|
|
|
|
static void fx_from_r3() { FX_FROM(3); }
|
|
|
|
|
static void fx_from_r4() { FX_FROM(4); }
|
|
|
|
|
static void fx_from_r5() { FX_FROM(5); }
|
|
|
|
|
static void fx_from_r6() { FX_FROM(6); }
|
|
|
|
|
static void fx_from_r7() { FX_FROM(7); }
|
|
|
|
|
static void fx_from_r8() { FX_FROM(8); }
|
|
|
|
|
static void fx_from_r9() { FX_FROM(9); }
|
|
|
|
|
static void fx_from_r10() { FX_FROM(10); }
|
|
|
|
|
static void fx_from_r11() { FX_FROM(11); }
|
|
|
|
|
static void fx_from_r12() { FX_FROM(12); }
|
|
|
|
|
static void fx_from_r13() { FX_FROM(13); }
|
|
|
|
|
static void fx_from_r14() { FX_FROM(14); }
|
|
|
|
|
static void fx_from_r15() { FX_FROM(15); }
|
|
|
|
|
|
|
|
|
|
/* c0 - hib - move high-byte to low-byte */
|
|
|
|
|
static void fx_hib()
|
|
|
|
|
{
|
|
|
|
|
uint32 v = USEX8(SREG>>8);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
GSU.vSign = v<<8;
|
|
|
|
|
GSU.vZero = v<<8;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* c1-cf - or rn */
|
|
|
|
|
#define FX_OR(reg) \
|
|
|
|
|
uint32 v = SREG | GSU.avReg[reg]; R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_or_r1() { FX_OR(1); }
|
|
|
|
|
static void fx_or_r2() { FX_OR(2); }
|
|
|
|
|
static void fx_or_r3() { FX_OR(3); }
|
|
|
|
|
static void fx_or_r4() { FX_OR(4); }
|
|
|
|
|
static void fx_or_r5() { FX_OR(5); }
|
|
|
|
|
static void fx_or_r6() { FX_OR(6); }
|
|
|
|
|
static void fx_or_r7() { FX_OR(7); }
|
|
|
|
|
static void fx_or_r8() { FX_OR(8); }
|
|
|
|
|
static void fx_or_r9() { FX_OR(9); }
|
|
|
|
|
static void fx_or_r10() { FX_OR(10); }
|
|
|
|
|
static void fx_or_r11() { FX_OR(11); }
|
|
|
|
|
static void fx_or_r12() { FX_OR(12); }
|
|
|
|
|
static void fx_or_r13() { FX_OR(13); }
|
|
|
|
|
static void fx_or_r14() { FX_OR(14); }
|
|
|
|
|
static void fx_or_r15() { FX_OR(15); }
|
|
|
|
|
|
|
|
|
|
/* c1-cf(ALT1) - xor rn */
|
|
|
|
|
#define FX_XOR(reg) \
|
|
|
|
|
uint32 v = SREG ^ GSU.avReg[reg]; R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_xor_r1() { FX_XOR(1); }
|
|
|
|
|
static void fx_xor_r2() { FX_XOR(2); }
|
|
|
|
|
static void fx_xor_r3() { FX_XOR(3); }
|
|
|
|
|
static void fx_xor_r4() { FX_XOR(4); }
|
|
|
|
|
static void fx_xor_r5() { FX_XOR(5); }
|
|
|
|
|
static void fx_xor_r6() { FX_XOR(6); }
|
|
|
|
|
static void fx_xor_r7() { FX_XOR(7); }
|
|
|
|
|
static void fx_xor_r8() { FX_XOR(8); }
|
|
|
|
|
static void fx_xor_r9() { FX_XOR(9); }
|
|
|
|
|
static void fx_xor_r10() { FX_XOR(10); }
|
|
|
|
|
static void fx_xor_r11() { FX_XOR(11); }
|
|
|
|
|
static void fx_xor_r12() { FX_XOR(12); }
|
|
|
|
|
static void fx_xor_r13() { FX_XOR(13); }
|
|
|
|
|
static void fx_xor_r14() { FX_XOR(14); }
|
|
|
|
|
static void fx_xor_r15() { FX_XOR(15); }
|
|
|
|
|
|
|
|
|
|
/* c1-cf(ALT2) - or #n */
|
|
|
|
|
#define FX_OR_I(imm) \
|
|
|
|
|
uint32 v = SREG | imm; R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_or_i1() { FX_OR_I(1); }
|
|
|
|
|
static void fx_or_i2() { FX_OR_I(2); }
|
|
|
|
|
static void fx_or_i3() { FX_OR_I(3); }
|
|
|
|
|
static void fx_or_i4() { FX_OR_I(4); }
|
|
|
|
|
static void fx_or_i5() { FX_OR_I(5); }
|
|
|
|
|
static void fx_or_i6() { FX_OR_I(6); }
|
|
|
|
|
static void fx_or_i7() { FX_OR_I(7); }
|
|
|
|
|
static void fx_or_i8() { FX_OR_I(8); }
|
|
|
|
|
static void fx_or_i9() { FX_OR_I(9); }
|
|
|
|
|
static void fx_or_i10() { FX_OR_I(10); }
|
|
|
|
|
static void fx_or_i11() { FX_OR_I(11); }
|
|
|
|
|
static void fx_or_i12() { FX_OR_I(12); }
|
|
|
|
|
static void fx_or_i13() { FX_OR_I(13); }
|
|
|
|
|
static void fx_or_i14() { FX_OR_I(14); }
|
|
|
|
|
static void fx_or_i15() { FX_OR_I(15); }
|
|
|
|
|
|
|
|
|
|
/* c1-cf(ALT3) - xor #n */
|
|
|
|
|
#define FX_XOR_I(imm) \
|
|
|
|
|
uint32 v = SREG ^ imm; R15++; DREG = v; \
|
|
|
|
|
GSU.vSign = v; \
|
|
|
|
|
GSU.vZero = v; \
|
|
|
|
|
TESTR14; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_xor_i1() { FX_XOR_I(1); }
|
|
|
|
|
static void fx_xor_i2() { FX_XOR_I(2); }
|
|
|
|
|
static void fx_xor_i3() { FX_XOR_I(3); }
|
|
|
|
|
static void fx_xor_i4() { FX_XOR_I(4); }
|
|
|
|
|
static void fx_xor_i5() { FX_XOR_I(5); }
|
|
|
|
|
static void fx_xor_i6() { FX_XOR_I(6); }
|
|
|
|
|
static void fx_xor_i7() { FX_XOR_I(7); }
|
|
|
|
|
static void fx_xor_i8() { FX_XOR_I(8); }
|
|
|
|
|
static void fx_xor_i9() { FX_XOR_I(9); }
|
|
|
|
|
static void fx_xor_i10() { FX_XOR_I(10); }
|
|
|
|
|
static void fx_xor_i11() { FX_XOR_I(11); }
|
|
|
|
|
static void fx_xor_i12() { FX_XOR_I(12); }
|
|
|
|
|
static void fx_xor_i13() { FX_XOR_I(13); }
|
|
|
|
|
static void fx_xor_i14() { FX_XOR_I(14); }
|
|
|
|
|
static void fx_xor_i15() { FX_XOR_I(15); }
|
|
|
|
|
|
|
|
|
|
/* d0-de - inc rn - increase by one */
|
|
|
|
|
#define FX_INC(reg) \
|
|
|
|
|
GSU.avReg[reg] += 1; \
|
|
|
|
|
GSU.vSign = GSU.avReg[reg]; \
|
|
|
|
|
GSU.vZero = GSU.avReg[reg]; \
|
|
|
|
|
CLRFLAGS; R15++;
|
|
|
|
|
static void fx_inc_r0() { FX_INC(0); }
|
|
|
|
|
static void fx_inc_r1() { FX_INC(1); }
|
|
|
|
|
static void fx_inc_r2() { FX_INC(2); }
|
|
|
|
|
static void fx_inc_r3() { FX_INC(3); }
|
|
|
|
|
static void fx_inc_r4() { FX_INC(4); }
|
|
|
|
|
static void fx_inc_r5() { FX_INC(5); }
|
|
|
|
|
static void fx_inc_r6() { FX_INC(6); }
|
|
|
|
|
static void fx_inc_r7() { FX_INC(7); }
|
|
|
|
|
static void fx_inc_r8() { FX_INC(8); }
|
|
|
|
|
static void fx_inc_r9() { FX_INC(9); }
|
|
|
|
|
static void fx_inc_r10() { FX_INC(10); }
|
|
|
|
|
static void fx_inc_r11() { FX_INC(11); }
|
|
|
|
|
static void fx_inc_r12() { FX_INC(12); }
|
|
|
|
|
static void fx_inc_r13() { FX_INC(13); }
|
|
|
|
|
static void fx_inc_r14() { FX_INC(14); READR14; }
|
|
|
|
|
|
|
|
|
|
/* df - getc - transfer ROM buffer to color register */
|
|
|
|
|
static void fx_getc()
|
|
|
|
|
{
|
|
|
|
|
#ifndef FX_DO_ROMBUFFER
|
|
|
|
|
uint8 c;
|
|
|
|
|
c = ROM(R14);
|
|
|
|
|
#else
|
|
|
|
|
uint8 c = GSU.vRomBuffer;
|
|
|
|
|
#endif
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x04)
|
|
|
|
|
c = (c&0xf0) | (c>>4);
|
|
|
|
|
if(GSU.vPlotOptionReg & 0x08)
|
|
|
|
|
{
|
|
|
|
|
GSU.vColorReg &= 0xf0;
|
|
|
|
|
GSU.vColorReg |= c & 0x0f;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
GSU.vColorReg = USEX8(c);
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* df(ALT2) - ramb - set current RAM bank */
|
|
|
|
|
static void fx_ramb()
|
|
|
|
|
{
|
|
|
|
|
GSU.vRamBankReg = SREG & (FX_RAM_BANKS-1);
|
|
|
|
|
GSU.pvRamBank = GSU.apvRamBank[GSU.vRamBankReg & 0x3];
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* df(ALT3) - romb - set current ROM bank */
|
|
|
|
|
static void fx_romb()
|
|
|
|
|
{
|
|
|
|
|
GSU.vRomBankReg = USEX8(SREG) & 0x7f;
|
|
|
|
|
GSU.pvRomBank = GSU.apvRomBank[GSU.vRomBankReg];
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
R15++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* e0-ee - dec rn - decrement by one */
|
|
|
|
|
#define FX_DEC(reg) \
|
|
|
|
|
GSU.avReg[reg] -= 1; \
|
|
|
|
|
GSU.vSign = GSU.avReg[reg]; \
|
|
|
|
|
GSU.vZero = GSU.avReg[reg]; \
|
|
|
|
|
CLRFLAGS; R15++;
|
|
|
|
|
static void fx_dec_r0() { FX_DEC(0); }
|
|
|
|
|
static void fx_dec_r1() { FX_DEC(1); }
|
|
|
|
|
static void fx_dec_r2() { FX_DEC(2); }
|
|
|
|
|
static void fx_dec_r3() { FX_DEC(3); }
|
|
|
|
|
static void fx_dec_r4() { FX_DEC(4); }
|
|
|
|
|
static void fx_dec_r5() { FX_DEC(5); }
|
|
|
|
|
static void fx_dec_r6() { FX_DEC(6); }
|
|
|
|
|
static void fx_dec_r7() { FX_DEC(7); }
|
|
|
|
|
static void fx_dec_r8() { FX_DEC(8); }
|
|
|
|
|
static void fx_dec_r9() { FX_DEC(9); }
|
|
|
|
|
static void fx_dec_r10() { FX_DEC(10); }
|
|
|
|
|
static void fx_dec_r11() { FX_DEC(11); }
|
|
|
|
|
static void fx_dec_r12() { FX_DEC(12); }
|
|
|
|
|
static void fx_dec_r13() { FX_DEC(13); }
|
|
|
|
|
static void fx_dec_r14() { FX_DEC(14); READR14; }
|
|
|
|
|
|
|
|
|
|
/* ef - getb - get byte from ROM at address R14 */
|
|
|
|
|
static void fx_getb()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
#ifndef FX_DO_ROMBUFFER
|
|
|
|
|
v = (uint32)ROM(R14);
|
|
|
|
|
#else
|
|
|
|
|
v = (uint32)GSU.vRomBuffer;
|
|
|
|
|
#endif
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* ef(ALT1) - getbh - get high-byte from ROM at address R14 */
|
|
|
|
|
static void fx_getbh()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
#ifndef FX_DO_ROMBUFFER
|
|
|
|
|
uint32 c;
|
|
|
|
|
c = (uint32)ROM(R14);
|
|
|
|
|
#else
|
|
|
|
|
uint32 c = USEX8(GSU.vRomBuffer);
|
|
|
|
|
#endif
|
|
|
|
|
v = USEX8(SREG) | (c<<8);
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* ef(ALT2) - getbl - get low-byte from ROM at address R14 */
|
|
|
|
|
static void fx_getbl()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
#ifndef FX_DO_ROMBUFFER
|
|
|
|
|
uint32 c;
|
|
|
|
|
c = (uint32)ROM(R14);
|
|
|
|
|
#else
|
|
|
|
|
uint32 c = USEX8(GSU.vRomBuffer);
|
|
|
|
|
#endif
|
|
|
|
|
v = (SREG & 0xff00) | c;
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* ef(ALT3) - getbs - get sign extended byte from ROM at address R14 */
|
|
|
|
|
static void fx_getbs()
|
|
|
|
|
{
|
|
|
|
|
uint32 v;
|
|
|
|
|
#ifndef FX_DO_ROMBUFFER
|
|
|
|
|
int8 c;
|
|
|
|
|
c = ROM(R14);
|
|
|
|
|
v = SEX8(c);
|
|
|
|
|
#else
|
|
|
|
|
v = SEX8(GSU.vRomBuffer);
|
|
|
|
|
#endif
|
|
|
|
|
R15++; DREG = v;
|
|
|
|
|
TESTR14;
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* f0-ff - iwt rn,#xx - immediate word transfer to register */
|
|
|
|
|
#define FX_IWT(reg) \
|
|
|
|
|
uint32 v = PIPE; R15++; FETCHPIPE; R15++; \
|
|
|
|
|
v |= USEX8(PIPE) << 8; FETCHPIPE; R15++; \
|
|
|
|
|
GSU.avReg[reg] = v; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_iwt_r0() { FX_IWT(0); }
|
|
|
|
|
static void fx_iwt_r1() { FX_IWT(1); }
|
|
|
|
|
static void fx_iwt_r2() { FX_IWT(2); }
|
|
|
|
|
static void fx_iwt_r3() { FX_IWT(3); }
|
|
|
|
|
static void fx_iwt_r4() { FX_IWT(4); }
|
|
|
|
|
static void fx_iwt_r5() { FX_IWT(5); }
|
|
|
|
|
static void fx_iwt_r6() { FX_IWT(6); }
|
|
|
|
|
static void fx_iwt_r7() { FX_IWT(7); }
|
|
|
|
|
static void fx_iwt_r8() { FX_IWT(8); }
|
|
|
|
|
static void fx_iwt_r9() { FX_IWT(9); }
|
|
|
|
|
static void fx_iwt_r10() { FX_IWT(10); }
|
|
|
|
|
static void fx_iwt_r11() { FX_IWT(11); }
|
|
|
|
|
static void fx_iwt_r12() { FX_IWT(12); }
|
|
|
|
|
static void fx_iwt_r13() { FX_IWT(13); }
|
|
|
|
|
static void fx_iwt_r14() { FX_IWT(14); READR14; }
|
|
|
|
|
static void fx_iwt_r15() { FX_IWT(15); }
|
|
|
|
|
|
|
|
|
|
/* f0-ff(ALT1) - lm rn,(xx) - load word from RAM */
|
|
|
|
|
#define FX_LM(reg) \
|
|
|
|
|
GSU.vLastRamAdr = PIPE; R15++; FETCHPIPE; R15++; \
|
|
|
|
|
GSU.vLastRamAdr |= USEX8(PIPE) << 8; FETCHPIPE; R15++; \
|
|
|
|
|
GSU.avReg[reg] = RAM(GSU.vLastRamAdr); \
|
|
|
|
|
GSU.avReg[reg] |= USEX8(RAM(GSU.vLastRamAdr^1)) << 8; \
|
|
|
|
|
CLRFLAGS;
|
|
|
|
|
static void fx_lm_r0() { FX_LM(0); }
|
|
|
|
|
static void fx_lm_r1() { FX_LM(1); }
|
|
|
|
|
static void fx_lm_r2() { FX_LM(2); }
|
|
|
|
|
static void fx_lm_r3() { FX_LM(3); }
|
|
|
|
|
static void fx_lm_r4() { FX_LM(4); }
|
|
|
|
|
static void fx_lm_r5() { FX_LM(5); }
|
|
|
|
|
static void fx_lm_r6() { FX_LM(6); }
|
|
|
|
|
static void fx_lm_r7() { FX_LM(7); }
|
|
|
|
|
static void fx_lm_r8() { FX_LM(8); }
|
|
|
|
|
static void fx_lm_r9() { FX_LM(9); }
|
|
|
|
|
static void fx_lm_r10() { FX_LM(10); }
|
|
|
|
|
static void fx_lm_r11() { FX_LM(11); }
|
|
|
|
|
static void fx_lm_r12() { FX_LM(12); }
|
|
|
|
|
static void fx_lm_r13() { FX_LM(13); }
|
|
|
|
|
static void fx_lm_r14() { FX_LM(14); READR14; }
|
|
|
|
|
static void fx_lm_r15() { FX_LM(15); }
|
|
|
|
|
|
|
|
|
|
/* f0-ff(ALT2) - sm (xx),rn - store word in RAM */
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/* If rn == r15, is the value of r15 before or after the extra bytes are read? */
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#define FX_SM(reg) \
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uint32 v = GSU.avReg[reg]; \
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GSU.vLastRamAdr = PIPE; R15++; FETCHPIPE; R15++; \
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GSU.vLastRamAdr |= USEX8(PIPE) << 8; FETCHPIPE; \
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RAM(GSU.vLastRamAdr) = (uint8)v; \
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RAM(GSU.vLastRamAdr^1) = (uint8)(v>>8); \
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CLRFLAGS; R15++;
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static void fx_sm_r0() { FX_SM(0); }
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static void fx_sm_r1() { FX_SM(1); }
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static void fx_sm_r2() { FX_SM(2); }
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static void fx_sm_r3() { FX_SM(3); }
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static void fx_sm_r4() { FX_SM(4); }
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static void fx_sm_r5() { FX_SM(5); }
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static void fx_sm_r6() { FX_SM(6); }
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static void fx_sm_r7() { FX_SM(7); }
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static void fx_sm_r8() { FX_SM(8); }
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static void fx_sm_r9() { FX_SM(9); }
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static void fx_sm_r10() { FX_SM(10); }
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static void fx_sm_r11() { FX_SM(11); }
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static void fx_sm_r12() { FX_SM(12); }
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static void fx_sm_r13() { FX_SM(13); }
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static void fx_sm_r14() { FX_SM(14); }
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static void fx_sm_r15() { FX_SM(15); }
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/*** GSU executions functions ***/
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static uint32 fx_run(uint32 nInstructions)
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{
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GSU.vCounter = nInstructions;
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READR14;
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while( TF(G) && (GSU.vCounter-- > 0) )
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FX_STEP;
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/*
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#ifndef FX_ADDRESS_CHECK
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GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16);
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#endif
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*/
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return (nInstructions - GSU.vInstCount);
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}
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static uint32 fx_run_to_breakpoint(uint32 nInstructions)
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{
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uint32 vCounter = 0;
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while(TF(G) && vCounter < nInstructions)
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{
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vCounter++;
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FX_STEP;
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if(USEX16(R15) == GSU.vBreakPoint)
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{
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GSU.vErrorCode = FX_BREAKPOINT;
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break;
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}
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}
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/*
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#ifndef FX_ADDRESS_CHECK
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GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16);
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#endif
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*/
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return vCounter;
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}
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static uint32 fx_step_over(uint32 nInstructions)
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{
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uint32 vCounter = 0;
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while(TF(G) && vCounter < nInstructions)
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{
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vCounter++;
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FX_STEP;
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if(USEX16(R15) == GSU.vBreakPoint)
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{
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GSU.vErrorCode = FX_BREAKPOINT;
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break;
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}
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if(USEX16(R15) == GSU.vStepPoint)
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break;
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}
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/*
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|
#ifndef FX_ADDRESS_CHECK
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GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16);
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#endif
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*/
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return vCounter;
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}
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#ifdef FX_FUNCTION_TABLE
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uint32 (*FX_FUNCTION_TABLE[])(uint32) =
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#else
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uint32 (*fx_apfFunctionTable[])(uint32) =
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#endif
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|
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{
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&fx_run,
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&fx_run_to_breakpoint,
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&fx_step_over,
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};
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/*** Special table for the different plot configurations ***/
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#ifdef FX_PLOT_TABLE
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void (*FX_PLOT_TABLE[])() =
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#else
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void (*fx_apfPlotTable[])() =
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#endif
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|
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{
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&fx_plot_2bit, &fx_plot_4bit, &fx_plot_4bit, &fx_plot_8bit, &fx_plot_obj,
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&fx_rpix_2bit, &fx_rpix_4bit, &fx_rpix_4bit, &fx_rpix_8bit, &fx_rpix_obj,
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};
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/*** Opcode table ***/
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|
|
#ifdef FX_OPCODE_TABLE
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|
|
void (*FX_OPCODE_TABLE[])() =
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#else
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|
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void (*fx_apfOpcodeTable[])() =
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#endif
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|
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|
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{
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|
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/*
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|
|
|
* ALT0 Table
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*/
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/* 00 - 0f */
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&fx_stop, &fx_nop, &fx_cache, &fx_lsr, &fx_rol, &fx_bra, &fx_bge, &fx_blt,
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&fx_bne, &fx_beq, &fx_bpl, &fx_bmi, &fx_bcc, &fx_bcs, &fx_bvc, &fx_bvs,
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/* 10 - 1f */
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&fx_to_r0, &fx_to_r1, &fx_to_r2, &fx_to_r3, &fx_to_r4, &fx_to_r5, &fx_to_r6, &fx_to_r7,
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&fx_to_r8, &fx_to_r9, &fx_to_r10, &fx_to_r11, &fx_to_r12, &fx_to_r13, &fx_to_r14, &fx_to_r15,
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|
|
/* 20 - 2f */
|
2008-09-10 07:57:37 +02:00
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|
&fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7,
|
2008-08-06 03:09:59 +02:00
|
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|
&fx_with_r8, &fx_with_r9, &fx_with_r10, &fx_with_r11, &fx_with_r12, &fx_with_r13, &fx_with_r14, &fx_with_r15,
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|
|
|
|
/* 30 - 3f */
|
|
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|
&fx_stw_r0, &fx_stw_r1, &fx_stw_r2, &fx_stw_r3, &fx_stw_r4, &fx_stw_r5, &fx_stw_r6, &fx_stw_r7,
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|
|
|
|
&fx_stw_r8, &fx_stw_r9, &fx_stw_r10, &fx_stw_r11, &fx_loop, &fx_alt1, &fx_alt2, &fx_alt3,
|
|
|
|
|
/* 40 - 4f */
|
|
|
|
|
&fx_ldw_r0, &fx_ldw_r1, &fx_ldw_r2, &fx_ldw_r3, &fx_ldw_r4, &fx_ldw_r5, &fx_ldw_r6, &fx_ldw_r7,
|
|
|
|
|
&fx_ldw_r8, &fx_ldw_r9, &fx_ldw_r10, &fx_ldw_r11, &fx_plot_2bit,&fx_swap, &fx_color, &fx_not,
|
|
|
|
|
/* 50 - 5f */
|
|
|
|
|
&fx_add_r0, &fx_add_r1, &fx_add_r2, &fx_add_r3, &fx_add_r4, &fx_add_r5, &fx_add_r6, &fx_add_r7,
|
|
|
|
|
&fx_add_r8, &fx_add_r9, &fx_add_r10, &fx_add_r11, &fx_add_r12, &fx_add_r13, &fx_add_r14, &fx_add_r15,
|
|
|
|
|
/* 60 - 6f */
|
|
|
|
|
&fx_sub_r0, &fx_sub_r1, &fx_sub_r2, &fx_sub_r3, &fx_sub_r4, &fx_sub_r5, &fx_sub_r6, &fx_sub_r7,
|
|
|
|
|
&fx_sub_r8, &fx_sub_r9, &fx_sub_r10, &fx_sub_r11, &fx_sub_r12, &fx_sub_r13, &fx_sub_r14, &fx_sub_r15,
|
|
|
|
|
/* 70 - 7f */
|
|
|
|
|
&fx_merge, &fx_and_r1, &fx_and_r2, &fx_and_r3, &fx_and_r4, &fx_and_r5, &fx_and_r6, &fx_and_r7,
|
|
|
|
|
&fx_and_r8, &fx_and_r9, &fx_and_r10, &fx_and_r11, &fx_and_r12, &fx_and_r13, &fx_and_r14, &fx_and_r15,
|
|
|
|
|
/* 80 - 8f */
|
|
|
|
|
&fx_mult_r0, &fx_mult_r1, &fx_mult_r2, &fx_mult_r3, &fx_mult_r4, &fx_mult_r5, &fx_mult_r6, &fx_mult_r7,
|
|
|
|
|
&fx_mult_r8, &fx_mult_r9, &fx_mult_r10, &fx_mult_r11, &fx_mult_r12, &fx_mult_r13, &fx_mult_r14, &fx_mult_r15,
|
|
|
|
|
/* 90 - 9f */
|
|
|
|
|
&fx_sbk, &fx_link_i1, &fx_link_i2, &fx_link_i3, &fx_link_i4, &fx_sex, &fx_asr, &fx_ror,
|
|
|
|
|
&fx_jmp_r8, &fx_jmp_r9, &fx_jmp_r10, &fx_jmp_r11, &fx_jmp_r12, &fx_jmp_r13, &fx_lob, &fx_fmult,
|
|
|
|
|
/* a0 - af */
|
|
|
|
|
&fx_ibt_r0, &fx_ibt_r1, &fx_ibt_r2, &fx_ibt_r3, &fx_ibt_r4, &fx_ibt_r5, &fx_ibt_r6, &fx_ibt_r7,
|
|
|
|
|
&fx_ibt_r8, &fx_ibt_r9, &fx_ibt_r10, &fx_ibt_r11, &fx_ibt_r12, &fx_ibt_r13, &fx_ibt_r14, &fx_ibt_r15,
|
|
|
|
|
/* b0 - bf */
|
|
|
|
|
&fx_from_r0, &fx_from_r1, &fx_from_r2, &fx_from_r3, &fx_from_r4, &fx_from_r5, &fx_from_r6, &fx_from_r7,
|
|
|
|
|
&fx_from_r8, &fx_from_r9, &fx_from_r10, &fx_from_r11, &fx_from_r12, &fx_from_r13, &fx_from_r14, &fx_from_r15,
|
|
|
|
|
/* c0 - cf */
|
|
|
|
|
&fx_hib, &fx_or_r1, &fx_or_r2, &fx_or_r3, &fx_or_r4, &fx_or_r5, &fx_or_r6, &fx_or_r7,
|
|
|
|
|
&fx_or_r8, &fx_or_r9, &fx_or_r10, &fx_or_r11, &fx_or_r12, &fx_or_r13, &fx_or_r14, &fx_or_r15,
|
|
|
|
|
/* d0 - df */
|
|
|
|
|
&fx_inc_r0, &fx_inc_r1, &fx_inc_r2, &fx_inc_r3, &fx_inc_r4, &fx_inc_r5, &fx_inc_r6, &fx_inc_r7,
|
|
|
|
|
&fx_inc_r8, &fx_inc_r9, &fx_inc_r10, &fx_inc_r11, &fx_inc_r12, &fx_inc_r13, &fx_inc_r14, &fx_getc,
|
|
|
|
|
/* e0 - ef */
|
|
|
|
|
&fx_dec_r0, &fx_dec_r1, &fx_dec_r2, &fx_dec_r3, &fx_dec_r4, &fx_dec_r5, &fx_dec_r6, &fx_dec_r7,
|
|
|
|
|
&fx_dec_r8, &fx_dec_r9, &fx_dec_r10, &fx_dec_r11, &fx_dec_r12, &fx_dec_r13, &fx_dec_r14, &fx_getb,
|
|
|
|
|
/* f0 - ff */
|
|
|
|
|
&fx_iwt_r0, &fx_iwt_r1, &fx_iwt_r2, &fx_iwt_r3, &fx_iwt_r4, &fx_iwt_r5, &fx_iwt_r6, &fx_iwt_r7,
|
|
|
|
|
&fx_iwt_r8, &fx_iwt_r9, &fx_iwt_r10, &fx_iwt_r11, &fx_iwt_r12, &fx_iwt_r13, &fx_iwt_r14, &fx_iwt_r15,
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* ALT1 Table
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* 00 - 0f */
|
|
|
|
|
&fx_stop, &fx_nop, &fx_cache, &fx_lsr, &fx_rol, &fx_bra, &fx_bge, &fx_blt,
|
|
|
|
|
&fx_bne, &fx_beq, &fx_bpl, &fx_bmi, &fx_bcc, &fx_bcs, &fx_bvc, &fx_bvs,
|
|
|
|
|
/* 10 - 1f */
|
|
|
|
|
&fx_to_r0, &fx_to_r1, &fx_to_r2, &fx_to_r3, &fx_to_r4, &fx_to_r5, &fx_to_r6, &fx_to_r7,
|
|
|
|
|
&fx_to_r8, &fx_to_r9, &fx_to_r10, &fx_to_r11, &fx_to_r12, &fx_to_r13, &fx_to_r14, &fx_to_r15,
|
|
|
|
|
/* 20 - 2f */
|
2008-09-10 07:57:37 +02:00
|
|
|
&fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7,
|
2008-08-06 03:09:59 +02:00
|
|
|
&fx_with_r8, &fx_with_r9, &fx_with_r10, &fx_with_r11, &fx_with_r12, &fx_with_r13, &fx_with_r14, &fx_with_r15,
|
|
|
|
|
/* 30 - 3f */
|
|
|
|
|
&fx_stb_r0, &fx_stb_r1, &fx_stb_r2, &fx_stb_r3, &fx_stb_r4, &fx_stb_r5, &fx_stb_r6, &fx_stb_r7,
|
|
|
|
|
&fx_stb_r8, &fx_stb_r9, &fx_stb_r10, &fx_stb_r11, &fx_loop, &fx_alt1, &fx_alt2, &fx_alt3,
|
|
|
|
|
/* 40 - 4f */
|
|
|
|
|
&fx_ldb_r0, &fx_ldb_r1, &fx_ldb_r2, &fx_ldb_r3, &fx_ldb_r4, &fx_ldb_r5, &fx_ldb_r6, &fx_ldb_r7,
|
|
|
|
|
&fx_ldb_r8, &fx_ldb_r9, &fx_ldb_r10, &fx_ldb_r11, &fx_rpix_2bit,&fx_swap, &fx_cmode, &fx_not,
|
|
|
|
|
/* 50 - 5f */
|
|
|
|
|
&fx_adc_r0, &fx_adc_r1, &fx_adc_r2, &fx_adc_r3, &fx_adc_r4, &fx_adc_r5, &fx_adc_r6, &fx_adc_r7,
|
|
|
|
|
&fx_adc_r8, &fx_adc_r9, &fx_adc_r10, &fx_adc_r11, &fx_adc_r12, &fx_adc_r13, &fx_adc_r14, &fx_adc_r15,
|
|
|
|
|
/* 60 - 6f */
|
|
|
|
|
&fx_sbc_r0, &fx_sbc_r1, &fx_sbc_r2, &fx_sbc_r3, &fx_sbc_r4, &fx_sbc_r5, &fx_sbc_r6, &fx_sbc_r7,
|
|
|
|
|
&fx_sbc_r8, &fx_sbc_r9, &fx_sbc_r10, &fx_sbc_r11, &fx_sbc_r12, &fx_sbc_r13, &fx_sbc_r14, &fx_sbc_r15,
|
|
|
|
|
/* 70 - 7f */
|
|
|
|
|
&fx_merge, &fx_bic_r1, &fx_bic_r2, &fx_bic_r3, &fx_bic_r4, &fx_bic_r5, &fx_bic_r6, &fx_bic_r7,
|
|
|
|
|
&fx_bic_r8, &fx_bic_r9, &fx_bic_r10, &fx_bic_r11, &fx_bic_r12, &fx_bic_r13, &fx_bic_r14, &fx_bic_r15,
|
|
|
|
|
/* 80 - 8f */
|
|
|
|
|
&fx_umult_r0,&fx_umult_r1,&fx_umult_r2, &fx_umult_r3, &fx_umult_r4, &fx_umult_r5, &fx_umult_r6, &fx_umult_r7,
|
|
|
|
|
&fx_umult_r8,&fx_umult_r9,&fx_umult_r10,&fx_umult_r11,&fx_umult_r12,&fx_umult_r13,&fx_umult_r14,&fx_umult_r15,
|
|
|
|
|
/* 90 - 9f */
|
|
|
|
|
&fx_sbk, &fx_link_i1, &fx_link_i2, &fx_link_i3, &fx_link_i4, &fx_sex, &fx_div2, &fx_ror,
|
|
|
|
|
&fx_ljmp_r8, &fx_ljmp_r9, &fx_ljmp_r10, &fx_ljmp_r11, &fx_ljmp_r12, &fx_ljmp_r13, &fx_lob, &fx_lmult,
|
|
|
|
|
/* a0 - af */
|
|
|
|
|
&fx_lms_r0, &fx_lms_r1, &fx_lms_r2, &fx_lms_r3, &fx_lms_r4, &fx_lms_r5, &fx_lms_r6, &fx_lms_r7,
|
|
|
|
|
&fx_lms_r8, &fx_lms_r9, &fx_lms_r10, &fx_lms_r11, &fx_lms_r12, &fx_lms_r13, &fx_lms_r14, &fx_lms_r15,
|
|
|
|
|
/* b0 - bf */
|
|
|
|
|
&fx_from_r0, &fx_from_r1, &fx_from_r2, &fx_from_r3, &fx_from_r4, &fx_from_r5, &fx_from_r6, &fx_from_r7,
|
|
|
|
|
&fx_from_r8, &fx_from_r9, &fx_from_r10, &fx_from_r11, &fx_from_r12, &fx_from_r13, &fx_from_r14, &fx_from_r15,
|
|
|
|
|
/* c0 - cf */
|
|
|
|
|
&fx_hib, &fx_xor_r1, &fx_xor_r2, &fx_xor_r3, &fx_xor_r4, &fx_xor_r5, &fx_xor_r6, &fx_xor_r7,
|
|
|
|
|
&fx_xor_r8, &fx_xor_r9, &fx_xor_r10, &fx_xor_r11, &fx_xor_r12, &fx_xor_r13, &fx_xor_r14, &fx_xor_r15,
|
|
|
|
|
/* d0 - df */
|
|
|
|
|
&fx_inc_r0, &fx_inc_r1, &fx_inc_r2, &fx_inc_r3, &fx_inc_r4, &fx_inc_r5, &fx_inc_r6, &fx_inc_r7,
|
|
|
|
|
&fx_inc_r8, &fx_inc_r9, &fx_inc_r10, &fx_inc_r11, &fx_inc_r12, &fx_inc_r13, &fx_inc_r14, &fx_getc,
|
|
|
|
|
/* e0 - ef */
|
|
|
|
|
&fx_dec_r0, &fx_dec_r1, &fx_dec_r2, &fx_dec_r3, &fx_dec_r4, &fx_dec_r5, &fx_dec_r6, &fx_dec_r7,
|
|
|
|
|
&fx_dec_r8, &fx_dec_r9, &fx_dec_r10, &fx_dec_r11, &fx_dec_r12, &fx_dec_r13, &fx_dec_r14, &fx_getbh,
|
|
|
|
|
/* f0 - ff */
|
|
|
|
|
&fx_lm_r0, &fx_lm_r1, &fx_lm_r2, &fx_lm_r3, &fx_lm_r4, &fx_lm_r5, &fx_lm_r6, &fx_lm_r7,
|
|
|
|
|
&fx_lm_r8, &fx_lm_r9, &fx_lm_r10, &fx_lm_r11, &fx_lm_r12, &fx_lm_r13, &fx_lm_r14, &fx_lm_r15,
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* ALT2 Table
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* 00 - 0f */
|
|
|
|
|
&fx_stop, &fx_nop, &fx_cache, &fx_lsr, &fx_rol, &fx_bra, &fx_bge, &fx_blt,
|
|
|
|
|
&fx_bne, &fx_beq, &fx_bpl, &fx_bmi, &fx_bcc, &fx_bcs, &fx_bvc, &fx_bvs,
|
|
|
|
|
/* 10 - 1f */
|
|
|
|
|
&fx_to_r0, &fx_to_r1, &fx_to_r2, &fx_to_r3, &fx_to_r4, &fx_to_r5, &fx_to_r6, &fx_to_r7,
|
|
|
|
|
&fx_to_r8, &fx_to_r9, &fx_to_r10, &fx_to_r11, &fx_to_r12, &fx_to_r13, &fx_to_r14, &fx_to_r15,
|
|
|
|
|
/* 20 - 2f */
|
2008-09-10 07:57:37 +02:00
|
|
|
&fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7,
|
2008-08-06 03:09:59 +02:00
|
|
|
&fx_with_r8, &fx_with_r9, &fx_with_r10, &fx_with_r11, &fx_with_r12, &fx_with_r13, &fx_with_r14, &fx_with_r15,
|
|
|
|
|
/* 30 - 3f */
|
|
|
|
|
&fx_stw_r0, &fx_stw_r1, &fx_stw_r2, &fx_stw_r3, &fx_stw_r4, &fx_stw_r5, &fx_stw_r6, &fx_stw_r7,
|
|
|
|
|
&fx_stw_r8, &fx_stw_r9, &fx_stw_r10, &fx_stw_r11, &fx_loop, &fx_alt1, &fx_alt2, &fx_alt3,
|
|
|
|
|
/* 40 - 4f */
|
|
|
|
|
&fx_ldw_r0, &fx_ldw_r1, &fx_ldw_r2, &fx_ldw_r3, &fx_ldw_r4, &fx_ldw_r5, &fx_ldw_r6, &fx_ldw_r7,
|
|
|
|
|
&fx_ldw_r8, &fx_ldw_r9, &fx_ldw_r10, &fx_ldw_r11, &fx_plot_2bit,&fx_swap, &fx_color, &fx_not,
|
|
|
|
|
/* 50 - 5f */
|
|
|
|
|
&fx_add_i0, &fx_add_i1, &fx_add_i2, &fx_add_i3, &fx_add_i4, &fx_add_i5, &fx_add_i6, &fx_add_i7,
|
|
|
|
|
&fx_add_i8, &fx_add_i9, &fx_add_i10, &fx_add_i11, &fx_add_i12, &fx_add_i13, &fx_add_i14, &fx_add_i15,
|
|
|
|
|
/* 60 - 6f */
|
|
|
|
|
&fx_sub_i0, &fx_sub_i1, &fx_sub_i2, &fx_sub_i3, &fx_sub_i4, &fx_sub_i5, &fx_sub_i6, &fx_sub_i7,
|
|
|
|
|
&fx_sub_i8, &fx_sub_i9, &fx_sub_i10, &fx_sub_i11, &fx_sub_i12, &fx_sub_i13, &fx_sub_i14, &fx_sub_i15,
|
|
|
|
|
/* 70 - 7f */
|
|
|
|
|
&fx_merge, &fx_and_i1, &fx_and_i2, &fx_and_i3, &fx_and_i4, &fx_and_i5, &fx_and_i6, &fx_and_i7,
|
|
|
|
|
&fx_and_i8, &fx_and_i9, &fx_and_i10, &fx_and_i11, &fx_and_i12, &fx_and_i13, &fx_and_i14, &fx_and_i15,
|
|
|
|
|
/* 80 - 8f */
|
|
|
|
|
&fx_mult_i0, &fx_mult_i1, &fx_mult_i2, &fx_mult_i3, &fx_mult_i4, &fx_mult_i5, &fx_mult_i6, &fx_mult_i7,
|
|
|
|
|
&fx_mult_i8, &fx_mult_i9, &fx_mult_i10, &fx_mult_i11, &fx_mult_i12, &fx_mult_i13, &fx_mult_i14, &fx_mult_i15,
|
|
|
|
|
/* 90 - 9f */
|
|
|
|
|
&fx_sbk, &fx_link_i1, &fx_link_i2, &fx_link_i3, &fx_link_i4, &fx_sex, &fx_asr, &fx_ror,
|
|
|
|
|
&fx_jmp_r8, &fx_jmp_r9, &fx_jmp_r10, &fx_jmp_r11, &fx_jmp_r12, &fx_jmp_r13, &fx_lob, &fx_fmult,
|
|
|
|
|
/* a0 - af */
|
|
|
|
|
&fx_sms_r0, &fx_sms_r1, &fx_sms_r2, &fx_sms_r3, &fx_sms_r4, &fx_sms_r5, &fx_sms_r6, &fx_sms_r7,
|
|
|
|
|
&fx_sms_r8, &fx_sms_r9, &fx_sms_r10, &fx_sms_r11, &fx_sms_r12, &fx_sms_r13, &fx_sms_r14, &fx_sms_r15,
|
|
|
|
|
/* b0 - bf */
|
|
|
|
|
&fx_from_r0, &fx_from_r1, &fx_from_r2, &fx_from_r3, &fx_from_r4, &fx_from_r5, &fx_from_r6, &fx_from_r7,
|
|
|
|
|
&fx_from_r8, &fx_from_r9, &fx_from_r10, &fx_from_r11, &fx_from_r12, &fx_from_r13, &fx_from_r14, &fx_from_r15,
|
|
|
|
|
/* c0 - cf */
|
|
|
|
|
&fx_hib, &fx_or_i1, &fx_or_i2, &fx_or_i3, &fx_or_i4, &fx_or_i5, &fx_or_i6, &fx_or_i7,
|
|
|
|
|
&fx_or_i8, &fx_or_i9, &fx_or_i10, &fx_or_i11, &fx_or_i12, &fx_or_i13, &fx_or_i14, &fx_or_i15,
|
|
|
|
|
/* d0 - df */
|
|
|
|
|
&fx_inc_r0, &fx_inc_r1, &fx_inc_r2, &fx_inc_r3, &fx_inc_r4, &fx_inc_r5, &fx_inc_r6, &fx_inc_r7,
|
|
|
|
|
&fx_inc_r8, &fx_inc_r9, &fx_inc_r10, &fx_inc_r11, &fx_inc_r12, &fx_inc_r13, &fx_inc_r14, &fx_ramb,
|
|
|
|
|
/* e0 - ef */
|
|
|
|
|
&fx_dec_r0, &fx_dec_r1, &fx_dec_r2, &fx_dec_r3, &fx_dec_r4, &fx_dec_r5, &fx_dec_r6, &fx_dec_r7,
|
|
|
|
|
&fx_dec_r8, &fx_dec_r9, &fx_dec_r10, &fx_dec_r11, &fx_dec_r12, &fx_dec_r13, &fx_dec_r14, &fx_getbl,
|
|
|
|
|
/* f0 - ff */
|
|
|
|
|
&fx_sm_r0, &fx_sm_r1, &fx_sm_r2, &fx_sm_r3, &fx_sm_r4, &fx_sm_r5, &fx_sm_r6, &fx_sm_r7,
|
|
|
|
|
&fx_sm_r8, &fx_sm_r9, &fx_sm_r10, &fx_sm_r11, &fx_sm_r12, &fx_sm_r13, &fx_sm_r14, &fx_sm_r15,
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* ALT3 Table
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* 00 - 0f */
|
|
|
|
|
&fx_stop, &fx_nop, &fx_cache, &fx_lsr, &fx_rol, &fx_bra, &fx_bge, &fx_blt,
|
|
|
|
|
&fx_bne, &fx_beq, &fx_bpl, &fx_bmi, &fx_bcc, &fx_bcs, &fx_bvc, &fx_bvs,
|
|
|
|
|
/* 10 - 1f */
|
|
|
|
|
&fx_to_r0, &fx_to_r1, &fx_to_r2, &fx_to_r3, &fx_to_r4, &fx_to_r5, &fx_to_r6, &fx_to_r7,
|
|
|
|
|
&fx_to_r8, &fx_to_r9, &fx_to_r10, &fx_to_r11, &fx_to_r12, &fx_to_r13, &fx_to_r14, &fx_to_r15,
|
|
|
|
|
/* 20 - 2f */
|
2008-09-10 07:57:37 +02:00
|
|
|
&fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7,
|
2008-08-06 03:09:59 +02:00
|
|
|
&fx_with_r8, &fx_with_r9, &fx_with_r10, &fx_with_r11, &fx_with_r12, &fx_with_r13, &fx_with_r14, &fx_with_r15,
|
|
|
|
|
/* 30 - 3f */
|
|
|
|
|
&fx_stb_r0, &fx_stb_r1, &fx_stb_r2, &fx_stb_r3, &fx_stb_r4, &fx_stb_r5, &fx_stb_r6, &fx_stb_r7,
|
|
|
|
|
&fx_stb_r8, &fx_stb_r9, &fx_stb_r10, &fx_stb_r11, &fx_loop, &fx_alt1, &fx_alt2, &fx_alt3,
|
|
|
|
|
/* 40 - 4f */
|
|
|
|
|
&fx_ldb_r0, &fx_ldb_r1, &fx_ldb_r2, &fx_ldb_r3, &fx_ldb_r4, &fx_ldb_r5, &fx_ldb_r6, &fx_ldb_r7,
|
|
|
|
|
&fx_ldb_r8, &fx_ldb_r9, &fx_ldb_r10, &fx_ldb_r11, &fx_rpix_2bit,&fx_swap, &fx_cmode, &fx_not,
|
|
|
|
|
/* 50 - 5f */
|
|
|
|
|
&fx_adc_i0, &fx_adc_i1, &fx_adc_i2, &fx_adc_i3, &fx_adc_i4, &fx_adc_i5, &fx_adc_i6, &fx_adc_i7,
|
|
|
|
|
&fx_adc_i8, &fx_adc_i9, &fx_adc_i10, &fx_adc_i11, &fx_adc_i12, &fx_adc_i13, &fx_adc_i14, &fx_adc_i15,
|
|
|
|
|
/* 60 - 6f */
|
|
|
|
|
&fx_cmp_r0, &fx_cmp_r1, &fx_cmp_r2, &fx_cmp_r3, &fx_cmp_r4, &fx_cmp_r5, &fx_cmp_r6, &fx_cmp_r7,
|
|
|
|
|
&fx_cmp_r8, &fx_cmp_r9, &fx_cmp_r10, &fx_cmp_r11, &fx_cmp_r12, &fx_cmp_r13, &fx_cmp_r14, &fx_cmp_r15,
|
|
|
|
|
/* 70 - 7f */
|
|
|
|
|
&fx_merge, &fx_bic_i1, &fx_bic_i2, &fx_bic_i3, &fx_bic_i4, &fx_bic_i5, &fx_bic_i6, &fx_bic_i7,
|
|
|
|
|
&fx_bic_i8, &fx_bic_i9, &fx_bic_i10, &fx_bic_i11, &fx_bic_i12, &fx_bic_i13, &fx_bic_i14, &fx_bic_i15,
|
|
|
|
|
/* 80 - 8f */
|
|
|
|
|
&fx_umult_i0,&fx_umult_i1,&fx_umult_i2, &fx_umult_i3, &fx_umult_i4, &fx_umult_i5, &fx_umult_i6, &fx_umult_i7,
|
|
|
|
|
&fx_umult_i8,&fx_umult_i9,&fx_umult_i10,&fx_umult_i11,&fx_umult_i12,&fx_umult_i13,&fx_umult_i14,&fx_umult_i15,
|
|
|
|
|
/* 90 - 9f */
|
|
|
|
|
&fx_sbk, &fx_link_i1, &fx_link_i2, &fx_link_i3, &fx_link_i4, &fx_sex, &fx_div2, &fx_ror,
|
|
|
|
|
&fx_ljmp_r8, &fx_ljmp_r9, &fx_ljmp_r10, &fx_ljmp_r11, &fx_ljmp_r12, &fx_ljmp_r13, &fx_lob, &fx_lmult,
|
|
|
|
|
/* a0 - af */
|
|
|
|
|
&fx_lms_r0, &fx_lms_r1, &fx_lms_r2, &fx_lms_r3, &fx_lms_r4, &fx_lms_r5, &fx_lms_r6, &fx_lms_r7,
|
|
|
|
|
&fx_lms_r8, &fx_lms_r9, &fx_lms_r10, &fx_lms_r11, &fx_lms_r12, &fx_lms_r13, &fx_lms_r14, &fx_lms_r15,
|
|
|
|
|
/* b0 - bf */
|
|
|
|
|
&fx_from_r0, &fx_from_r1, &fx_from_r2, &fx_from_r3, &fx_from_r4, &fx_from_r5, &fx_from_r6, &fx_from_r7,
|
|
|
|
|
&fx_from_r8, &fx_from_r9, &fx_from_r10, &fx_from_r11, &fx_from_r12, &fx_from_r13, &fx_from_r14, &fx_from_r15,
|
|
|
|
|
/* c0 - cf */
|
|
|
|
|
&fx_hib, &fx_xor_i1, &fx_xor_i2, &fx_xor_i3, &fx_xor_i4, &fx_xor_i5, &fx_xor_i6, &fx_xor_i7,
|
|
|
|
|
&fx_xor_i8, &fx_xor_i9, &fx_xor_i10, &fx_xor_i11, &fx_xor_i12, &fx_xor_i13, &fx_xor_i14, &fx_xor_i15,
|
|
|
|
|
/* d0 - df */
|
|
|
|
|
&fx_inc_r0, &fx_inc_r1, &fx_inc_r2, &fx_inc_r3, &fx_inc_r4, &fx_inc_r5, &fx_inc_r6, &fx_inc_r7,
|
|
|
|
|
&fx_inc_r8, &fx_inc_r9, &fx_inc_r10, &fx_inc_r11, &fx_inc_r12, &fx_inc_r13, &fx_inc_r14, &fx_romb,
|
|
|
|
|
/* e0 - ef */
|
|
|
|
|
&fx_dec_r0, &fx_dec_r1, &fx_dec_r2, &fx_dec_r3, &fx_dec_r4, &fx_dec_r5, &fx_dec_r6, &fx_dec_r7,
|
|
|
|
|
&fx_dec_r8, &fx_dec_r9, &fx_dec_r10, &fx_dec_r11, &fx_dec_r12, &fx_dec_r13, &fx_dec_r14, &fx_getbs,
|
|
|
|
|
/* f0 - ff */
|
|
|
|
|
&fx_lm_r0, &fx_lm_r1, &fx_lm_r2, &fx_lm_r3, &fx_lm_r4, &fx_lm_r5, &fx_lm_r6, &fx_lm_r7,
|
|
|
|
|
&fx_lm_r8, &fx_lm_r9, &fx_lm_r10, &fx_lm_r11, &fx_lm_r12, &fx_lm_r13, &fx_lm_r14, &fx_lm_r15,
|
|
|
|
|
};
|
|
|
|
|
|
