From a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a Mon Sep 17 00:00:00 2001 From: aliaspider Date: Wed, 29 Oct 2014 05:36:07 +0100 Subject: start moving everything to C --- source/fxinst.c | 1916 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1916 insertions(+) create mode 100644 source/fxinst.c (limited to 'source/fxinst.c') diff --git a/source/fxinst.c b/source/fxinst.c new file mode 100644 index 0000000..a5cdf01 --- /dev/null +++ b/source/fxinst.c @@ -0,0 +1,1916 @@ +/******************************************************************************* + Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. + + (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and + Jerremy Koot (jkoot@snes9x.com) + + (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net) + + (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net), + funkyass (funkyass@spam.shaw.ca), + Joel Yliluoma (http://iki.fi/bisqwit/) + Kris Bleakley (codeviolation@hotmail.com), + Matthew Kendora, + Nach (n-a-c-h@users.sourceforge.net), + Peter Bortas (peter@bortas.org) and + zones (kasumitokoduck@yahoo.com) + + C4 x86 assembler and some C emulation code + (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com), + _Demo_ (_demo_@zsnes.com), and Nach + + C4 C++ code + (c) Copyright 2003 Brad Jorsch + + DSP-1 emulator code + (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson, + John Weidman, neviksti (neviksti@hotmail.com), + Kris Bleakley, Andreas Naive + + DSP-2 emulator code + (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and + Lord Nightmare (lord_nightmare@users.sourceforge.net + + OBC1 emulator code + (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and + Kris Bleakley + Ported from x86 assembler to C by sanmaiwashi + + SPC7110 and RTC C++ emulator code + (c) Copyright 2002 Matthew Kendora with research by + zsKnight, John Weidman, and Dark Force + + S-DD1 C emulator code + (c) Copyright 2003 Brad Jorsch with research by + Andreas Naive and John Weidman + + S-RTC C emulator code + (c) Copyright 2001 John Weidman + + ST010 C++ emulator code + (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora + + Super FX x86 assembler emulator code + (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault + + Super FX C emulator code + (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman + + + SH assembler code partly based on x86 assembler code + (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) + + + Specific ports contains the works of other authors. See headers in + individual files. + + Snes9x homepage: http://www.snes9x.com + + Permission to use, copy, modify and distribute Snes9x in both binary and + source form, for non-commercial purposes, is hereby granted without fee, + providing that this license information and copyright notice appear with + all copies and any derived work. + + This software is provided 'as-is', without any express or implied + warranty. In no event shall the authors be held liable for any damages + arising from the use of this software. + + Snes9x is freeware for PERSONAL USE only. Commercial users should + seek permission of the copyright holders first. Commercial use includes + charging money for Snes9x or software derived from Snes9x. + + The copyright holders request that bug fixes and improvements to the code + should be forwarded to them so everyone can benefit from the modifications + in future versions. + + Super NES and Super Nintendo Entertainment System are trademarks of + Nintendo Co., Limited and its subsidiary companies. +*******************************************************************************/ +#define FX_DO_ROMBUFFER + +#include "fxemu.h" +#include "fxinst.h" +#include +#include + +extern struct FxRegs_s GSU; +int gsu_bank [512] = {0}; + +/* Set this define if you wish the plot instruction to check for y-pos limits */ +/* (I don't think it's nessecary) */ +#define CHECK_LIMITS + +/* Codes used: + * + * rn = a GSU register (r0-r15) + * #n = 4 bit immediate value + * #pp = 8 bit immediate value + * (yy) = 8 bit word address (0x0000 - 0x01fe) + * #xx = 16 bit immediate value + * (xx) = 16 bit address (0x0000 - 0xffff) + * + */ + +/* 00 - stop - stop GSU execution (and maybe generate an IRQ) */ +static void fx_stop() +{ + CF(G); + GSU.vCounter = 0; + GSU.vInstCount = GSU.vCounter; + + /* Check if we need to generate an IRQ */ + if(!(GSU.pvRegisters[GSU_CFGR] & 0x80)) + SF(IRQ); + + GSU.vPlotOptionReg = 0; + GSU.vPipe = 1; + CLRFLAGS; + R15++; +} + +/* 01 - nop - no operation */ +static void fx_nop() { CLRFLAGS; R15++; } + +extern void fx_flushCache(); + +/* 02 - cache - reintialize GSU cache */ +static void fx_cache() +{ + uint32 c = R15 & 0xfff0; + if(GSU.vCacheBaseReg != c || !GSU.bCacheActive) + { + fx_flushCache(); + GSU.vCacheBaseReg = c; + GSU.bCacheActive = TRUE; +#if 0 + if(c < (0x10000-512)) + { + uint8 const* t = &ROM(c); + memcpy(GSU.pvCache,t,512); + } + else + { + uint8 const* t1; + uint8 const* t2; + uint32 i = 0x10000 - c; + t1 = &ROM(c); + t2 = &ROM(0); + memcpy(GSU.pvCache,t1,i); + memcpy(&GSU.pvCache[i],t2,512-i); + } +#endif + } + R15++; + CLRFLAGS; +} + +/* 03 - lsr - logic shift right */ +static void fx_lsr() +{ + uint32 v; + GSU.vCarry = SREG & 1; + v = USEX16(SREG) >> 1; + R15++; DREG = v; + GSU.vSign = v; + GSU.vZero = v; + TESTR14; + CLRFLAGS; +} + +/* 04 - rol - rotate left */ +static void fx_rol() +{ + uint32 v = USEX16((SREG << 1) + GSU.vCarry); + GSU.vCarry = (SREG >> 15) & 1; + R15++; DREG = v; + GSU.vSign = v; + GSU.vZero = v; + TESTR14; + CLRFLAGS; +} + +/* 05 - bra - branch always */ +static void fx_bra() { uint8 v = PIPE; R15++; FETCHPIPE; R15 += SEX8(v); } + +/* Branch on condition */ +#define BRA_COND(cond) uint8 v = PIPE; R15++; FETCHPIPE; if(cond) R15 += SEX8(v); else R15++; + +#define TEST_S (GSU.vSign & 0x8000) +#define TEST_Z (USEX16(GSU.vZero) == 0) +#define TEST_OV (GSU.vOverflow >= 0x8000 || GSU.vOverflow < -0x8000) +#define TEST_CY (GSU.vCarry & 1) + +/* 06 - blt - branch on less than */ +static void fx_blt() { BRA_COND( (TEST_S!=0) != (TEST_OV!=0) ); } + +/* 07 - bge - branch on greater or equals */ +static void fx_bge() { BRA_COND( (TEST_S!=0) == (TEST_OV!=0)); } + +/* 08 - bne - branch on not equal */ +static void fx_bne() { BRA_COND( !TEST_Z ); } + +/* 09 - beq - branch on equal */ +static void fx_beq() { BRA_COND( TEST_Z ); } + +/* 0a - bpl - branch on plus */ +static void fx_bpl() { BRA_COND( !TEST_S ); } + +/* 0b - bmi - branch on minus */ +static void fx_bmi() { BRA_COND( TEST_S ); } + +/* 0c - bcc - branch on carry clear */ +static void fx_bcc() { BRA_COND( !TEST_CY ); } + +/* 0d - bcs - branch on carry set */ +static void fx_bcs() { BRA_COND( TEST_CY ); } + +/* 0e - bvc - branch on overflow clear */ +static void fx_bvc() { BRA_COND( !TEST_OV ); } + +/* 0f - bvs - branch on overflow set */ +static void fx_bvs() { BRA_COND( TEST_OV ); } + +/* 10-1f - to rn - set register n as destination register */ +/* 10-1f(B) - move rn - move one register to another (if B flag is set) */ +#define FX_TO(reg) \ +if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; } \ +else { GSU.pvDreg = &GSU.avReg[reg]; } R15++; +#define FX_TO_R14(reg) \ +if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; READR14; } \ +else { GSU.pvDreg = &GSU.avReg[reg]; } R15++; +#define FX_TO_R15(reg) \ +if(TF(B)) { GSU.avReg[(reg)] = SREG; CLRFLAGS; } \ +else { GSU.pvDreg = &GSU.avReg[reg]; R15++; } +static void fx_to_r0() { FX_TO(0); } +static void fx_to_r1() { FX_TO(1); } +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++; } + +/* 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; + + 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++; + +#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++; + +#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); } + +/* 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); } + +/* 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); } + +/* 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 */ +/* If rn == r15, is the value of r15 before or after the extra bytes are read? */ +#define FX_SM(reg) \ +uint32 v = GSU.avReg[reg]; \ +GSU.vLastRamAdr = PIPE; R15++; FETCHPIPE; R15++; \ +GSU.vLastRamAdr |= USEX8(PIPE) << 8; FETCHPIPE; \ +RAM(GSU.vLastRamAdr) = (uint8)v; \ +RAM(GSU.vLastRamAdr^1) = (uint8)(v>>8); \ +CLRFLAGS; R15++; +static void fx_sm_r0() { FX_SM(0); } +static void fx_sm_r1() { FX_SM(1); } +static void fx_sm_r2() { FX_SM(2); } +static void fx_sm_r3() { FX_SM(3); } +static void fx_sm_r4() { FX_SM(4); } +static void fx_sm_r5() { FX_SM(5); } +static void fx_sm_r6() { FX_SM(6); } +static void fx_sm_r7() { FX_SM(7); } +static void fx_sm_r8() { FX_SM(8); } +static void fx_sm_r9() { FX_SM(9); } +static void fx_sm_r10() { FX_SM(10); } +static void fx_sm_r11() { FX_SM(11); } +static void fx_sm_r12() { FX_SM(12); } +static void fx_sm_r13() { FX_SM(13); } +static void fx_sm_r14() { FX_SM(14); } +static void fx_sm_r15() { FX_SM(15); } + +/*** GSU executions functions ***/ + +static uint32 fx_run(uint32 nInstructions) +{ + GSU.vCounter = nInstructions; + READR14; + while( TF(G) && (GSU.vCounter-- > 0) ) + FX_STEP; + /* +#ifndef FX_ADDRESS_CHECK + GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); +#endif +*/ + return (nInstructions - GSU.vInstCount); +} + +static uint32 fx_run_to_breakpoint(uint32 nInstructions) +{ + uint32 vCounter = 0; + while(TF(G) && vCounter < nInstructions) + { + vCounter++; + FX_STEP; + if(USEX16(R15) == GSU.vBreakPoint) + { + GSU.vErrorCode = FX_BREAKPOINT; + break; + } + } + /* +#ifndef FX_ADDRESS_CHECK + GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); +#endif +*/ + return vCounter; +} + +static uint32 fx_step_over(uint32 nInstructions) +{ + uint32 vCounter = 0; + while(TF(G) && vCounter < nInstructions) + { + vCounter++; + FX_STEP; + if(USEX16(R15) == GSU.vBreakPoint) + { + GSU.vErrorCode = FX_BREAKPOINT; + break; + } + if(USEX16(R15) == GSU.vStepPoint) + break; + } + /* +#ifndef FX_ADDRESS_CHECK + GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); +#endif +*/ + return vCounter; +} + +#ifdef FX_FUNCTION_TABLE +uint32 (*FX_FUNCTION_TABLE[])(uint32) = +#else +uint32 (*fx_apfFunctionTable[])(uint32) = +#endif +{ + &fx_run, + &fx_run_to_breakpoint, + &fx_step_over, +}; + +/*** Special table for the different plot configurations ***/ + +#ifdef FX_PLOT_TABLE +void (*FX_PLOT_TABLE[])() = +#else +void (*fx_apfPlotTable[])() = +#endif +{ + &fx_plot_2bit, &fx_plot_4bit, &fx_plot_4bit, &fx_plot_8bit, &fx_plot_obj, + &fx_rpix_2bit, &fx_rpix_4bit, &fx_rpix_4bit, &fx_rpix_8bit, &fx_rpix_obj, +}; + +/*** Opcode table ***/ + +#ifdef FX_OPCODE_TABLE +void (*FX_OPCODE_TABLE[])() = +#else +void (*fx_apfOpcodeTable[])() = +#endif +{ + /* + * ALT0 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 */ + &fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7, + &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_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 */ + &fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7, + &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 */ + &fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7, + &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 */ + &fx_with_r0, &fx_with_r1, &fx_with_r2, &fx_with_r3, &fx_with_r4, &fx_with_r5, &fx_with_r6, &fx_with_r7, + &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, +}; + -- cgit v1.2.3