diff options
Diffstat (limited to 'plugins/ao/eng_qsf/z80dasm.c')
| -rw-r--r-- | plugins/ao/eng_qsf/z80dasm.c | 597 |
1 files changed, 0 insertions, 597 deletions
diff --git a/plugins/ao/eng_qsf/z80dasm.c b/plugins/ao/eng_qsf/z80dasm.c deleted file mode 100644 index 29cbb769..00000000 --- a/plugins/ao/eng_qsf/z80dasm.c +++ /dev/null @@ -1,597 +0,0 @@ -/***************************************************************************** - * - * z80dasm.c - * Portable Z80 disassembler - * - * Copyright (C) 1998 Juergen Buchmueller, all rights reserved. - * - * - This source code is released as freeware for non-commercial purposes. - * - You are free to use and redistribute this code in modified or - * unmodified form, provided you list me in the credits. - * - If you modify this source code, you must add a notice to each modified - * source file that it has been changed. If you're a nice person, you - * will clearly mark each change too. :) - * - If you wish to use this for commercial purposes, please contact me at - * pullmoll@t-online.de - * - The author of this copywritten work reserves the right to change the - * terms of its usage and license at any time, including retroactively - * - This entire notice must remain in the source code. - * - *****************************************************************************/ - -#include <stdio.h> -#include <string.h> -#ifdef MAME_DEBUG -#include "driver.h" -#include "mamedbg.h" -#include "z80.h" - -enum e_mnemonics { - zADC ,zADD ,zAND ,zBIT ,zCALL ,zCCF ,zCP ,zCPD , - zCPDR ,zCPI ,zCPIR ,zCPL ,zDAA ,zDB ,zDEC ,zDI , - zDJNZ ,zEI ,zEX ,zEXX ,zHLT ,zIM ,zIN ,zINC , - zIND ,zINDR ,zINI ,zINIR ,zJP ,zJR ,zLD ,zLDD , - zLDDR ,zLDI ,zLDIR ,zNEG ,zNOP ,zOR ,zOTDR ,zOTIR , - zOUT ,zOUTD ,zOUTI ,zPOP ,zPUSH ,zRES ,zRET ,zRETI , - zRETN ,zRL ,zRLA ,zRLC ,zRLCA ,zRLD ,zRR ,zRRA , - zRRC ,zRRCA ,zRRD ,zRST ,zSBC ,zSCF ,zSET ,zSLA , - zSLL ,zSRA ,zSRL ,zSUB ,zXOR -}; - -static const char *s_mnemonic[] = { - "adc", "add", "and", "bit", "call","ccf", "cp", "cpd", - "cpdr","cpi", "cpir","cpl", "daa", "db", "dec", "di", - "djnz","ei", "ex", "exx", "halt","im", "in", "inc", - "ind", "indr","ini", "inir","jp", "jr", "ld", "ldd", - "lddr","ldi", "ldir","neg", "nop", "or", "otdr","otir", - "out", "outd","outi","pop", "push","res", "ret", "reti", - "retn","rl", "rla", "rlc", "rlca","rld", "rr", "rra", - "rrc", "rrca","rrd", "rst", "sbc", "scf", "set", "sla", - "sll", "sra", "srl", "sub", "xor " -}; - -typedef struct { - UINT8 access; - UINT8 mnemonic; - const char *arguments; -} z80dasm; - -#define _0 EA_NONE -#define _JP EA_ABS_PC -#define _JR EA_REL_PC -#define _RM EA_MEM_RD -#define _WM EA_MEM_WR -#define _RW EA_MEM_RDWR -#define _RP EA_PORT_RD -#define _WP EA_PORT_WR - -static z80dasm mnemonic_xx_cb[256]= { - {_RW,zRLC,"b=Y"}, {_RW,zRLC,"c=Y"}, {_RW,zRLC,"d=Y"}, {_RW,zRLC,"e=Y"}, - {_RW,zRLC,"h=Y"}, {_RW,zRLC,"l=Y"}, {_RW,zRLC,"Y"}, {_RW,zRLC,"a=Y"}, - {_RW,zRRC,"b=Y"}, {_RW,zRRC,"c=Y"}, {_RW,zRRC,"d=Y"}, {_RW,zRRC,"e=Y"}, - {_RW,zRRC,"h=Y"}, {_RW,zRRC,"l=Y"}, {_RW,zRRC,"Y"}, {_RW,zRRC,"a=Y"}, - {_RW,zRL,"b=Y"}, {_RW,zRL,"c=Y"}, {_RW,zRL,"d=Y"}, {_RW,zRL,"e=Y"}, - {_RW,zRL,"h=Y"}, {_RW,zRL,"l=Y"}, {_RW,zRL,"Y"}, {_RW,zRL,"a=Y"}, - {_RW,zRR,"b=Y"}, {_RW,zRR,"c=Y"}, {_RW,zRR,"d=Y"}, {_RW,zRR,"e=Y"}, - {_RW,zRR,"h=Y"}, {_RW,zRR,"l=Y"}, {_RW,zRR,"Y"}, {_RW,zRR,"a=Y"}, - {_RW,zSLA,"b=Y"}, {_RW,zSLA,"c=Y"}, {_RW,zSLA,"d=Y"}, {_RW,zSLA,"e=Y"}, - {_RW,zSLA,"h=Y"}, {_RW,zSLA,"l=Y"}, {_RW,zSLA,"Y"}, {_RW,zSLA,"a=Y"}, - {_RW,zSRA,"b=Y"}, {_RW,zSRA,"c=Y"}, {_RW,zSRA,"d=Y"}, {_RW,zSRA,"e=Y"}, - {_RW,zSRA,"h=Y"}, {_RW,zSRA,"l=Y"}, {_RW,zSRA,"Y"}, {_RW,zSRA,"a=Y"}, - {_RW,zSLL,"b=Y"}, {_RW,zSLL,"c=Y"}, {_RW,zSLL,"d=Y"}, {_RW,zSLL,"e=Y"}, - {_RW,zSLL,"h=Y"}, {_RW,zSLL,"l=Y"}, {_RW,zSLL,"Y"}, {_RW,zSLL,"a=Y"}, - {_RW,zSRL,"b=Y"}, {_RW,zSRL,"c=Y"}, {_RW,zSRL,"d=Y"}, {_RW,zSRL,"e=Y"}, - {_RW,zSRL,"h=Y"}, {_RW,zSRL,"l=Y"}, {_RW,zSRL,"Y"}, {_RW,zSRL,"a=Y"}, - {_RM,zBIT,"b=0,Y"}, {_RM,zBIT,"c=0,Y"}, {_RM,zBIT,"d=0,Y"}, {_RM,zBIT,"e=0,Y"}, - {_RM,zBIT,"h=0,Y"}, {_RM,zBIT,"l=0,Y"}, {_RM,zBIT,"0,Y"}, {_RM,zBIT,"a=0,Y"}, - {_RM,zBIT,"b=1,Y"}, {_RM,zBIT,"c=1,Y"}, {_RM,zBIT,"d=1,Y"}, {_RM,zBIT,"e=1,Y"}, - {_RM,zBIT,"h=1,Y"}, {_RM,zBIT,"l=1,Y"}, {_RM,zBIT,"1,Y"}, {_RM,zBIT,"a=1,Y"}, - {_RM,zBIT,"b=2,Y"}, {_RM,zBIT,"c=2,Y"}, {_RM,zBIT,"d=2,Y"}, {_RM,zBIT,"e=2,Y"}, - {_RM,zBIT,"h=2,Y"}, {_RM,zBIT,"l=2,Y"}, {_RM,zBIT,"2,Y"}, {_RM,zBIT,"a=2,Y"}, - {_RM,zBIT,"b=3,Y"}, {_RM,zBIT,"c=3,Y"}, {_RM,zBIT,"d=3,Y"}, {_RM,zBIT,"e=3,Y"}, - {_RM,zBIT,"h=3,Y"}, {_RM,zBIT,"l=3,Y"}, {_RM,zBIT,"3,Y"}, {_RM,zBIT,"a=3,Y"}, - {_RM,zBIT,"b=4,Y"}, {_RM,zBIT,"c=4,Y"}, {_RM,zBIT,"d=4,Y"}, {_RM,zBIT,"e=4,Y"}, - {_RM,zBIT,"h=4,Y"}, {_RM,zBIT,"l=4,Y"}, {_RM,zBIT,"4,Y"}, {_RM,zBIT,"a=4,Y"}, - {_RM,zBIT,"b=5,Y"}, {_RM,zBIT,"c=5,Y"}, {_RM,zBIT,"d=5,Y"}, {_RM,zBIT,"e=5,Y"}, - {_RM,zBIT,"h=5,Y"}, {_RM,zBIT,"l=5,Y"}, {_RM,zBIT,"5,Y"}, {_RM,zBIT,"a=5,Y"}, - {_RM,zBIT,"b=6,Y"}, {_RM,zBIT,"c=6,Y"}, {_RM,zBIT,"d=6,Y"}, {_RM,zBIT,"e=6,Y"}, - {_RM,zBIT,"h=6,Y"}, {_RM,zBIT,"l=6,Y"}, {_RM,zBIT,"6,Y"}, {_RM,zBIT,"a=6,Y"}, - {_RM,zBIT,"b=7,Y"}, {_RM,zBIT,"c=7,Y"}, {_RM,zBIT,"d=7,Y"}, {_RM,zBIT,"e=7,Y"}, - {_RM,zBIT,"h=7,Y"}, {_RM,zBIT,"l=7,Y"}, {_RM,zBIT,"7,Y"}, {_RM,zBIT,"a=7,Y"}, - {_WM,zRES,"b=0,Y"}, {_WM,zRES,"c=0,Y"}, {_WM,zRES,"d=0,Y"}, {_WM,zRES,"e=0,Y"}, - {_WM,zRES,"h=0,Y"}, {_WM,zRES,"l=0,Y"}, {_WM,zRES,"0,Y"}, {_WM,zRES,"a=0,Y"}, - {_WM,zRES,"b=1,Y"}, {_WM,zRES,"c=1,Y"}, {_WM,zRES,"d=1,Y"}, {_WM,zRES,"e=1,Y"}, - {_WM,zRES,"h=1,Y"}, {_WM,zRES,"l=1,Y"}, {_WM,zRES,"1,Y"}, {_WM,zRES,"a=1,Y"}, - {_WM,zRES,"b=2,Y"}, {_WM,zRES,"c=2,Y"}, {_WM,zRES,"d=2,Y"}, {_WM,zRES,"e=2,Y"}, - {_WM,zRES,"h=2,Y"}, {_WM,zRES,"l=2,Y"}, {_WM,zRES,"2,Y"}, {_WM,zRES,"a=2,Y"}, - {_WM,zRES,"b=3,Y"}, {_WM,zRES,"c=3,Y"}, {_WM,zRES,"d=3,Y"}, {_WM,zRES,"e=3,Y"}, - {_WM,zRES,"h=3,Y"}, {_WM,zRES,"l=3,Y"}, {_WM,zRES,"3,Y"}, {_WM,zRES,"a=3,Y"}, - {_WM,zRES,"b=4,Y"}, {_WM,zRES,"c=4,Y"}, {_WM,zRES,"d=4,Y"}, {_WM,zRES,"e=4,Y"}, - {_WM,zRES,"h=4,Y"}, {_WM,zRES,"l=4,Y"}, {_WM,zRES,"4,Y"}, {_WM,zRES,"a=4,Y"}, - {_WM,zRES,"b=5,Y"}, {_WM,zRES,"c=5,Y"}, {_WM,zRES,"d=5,Y"}, {_WM,zRES,"e=5,Y"}, - {_WM,zRES,"h=5,Y"}, {_WM,zRES,"l=5,Y"}, {_WM,zRES,"5,Y"}, {_WM,zRES,"a=5,Y"}, - {_WM,zRES,"b=6,Y"}, {_WM,zRES,"c=6,Y"}, {_WM,zRES,"d=6,Y"}, {_WM,zRES,"e=6,Y"}, - {_WM,zRES,"h=6,Y"}, {_WM,zRES,"l=6,Y"}, {_WM,zRES,"6,Y"}, {_WM,zRES,"a=6,Y"}, - {_WM,zRES,"b=7,Y"}, {_WM,zRES,"c=7,Y"}, {_WM,zRES,"d=7,Y"}, {_WM,zRES,"e=7,Y"}, - {_WM,zRES,"h=7,Y"}, {_WM,zRES,"l=7,Y"}, {_WM,zRES,"7,Y"}, {_WM,zRES,"a=7,Y"}, - {_WM,zSET,"b=0,Y"}, {_WM,zSET,"c=0,Y"}, {_WM,zSET,"d=0,Y"}, {_WM,zSET,"e=0,Y"}, - {_WM,zSET,"h=0,Y"}, {_WM,zSET,"l=0,Y"}, {_WM,zSET,"0,Y"}, {_WM,zSET,"a=0,Y"}, - {_WM,zSET,"b=1,Y"}, {_WM,zSET,"c=1,Y"}, {_WM,zSET,"d=1,Y"}, {_WM,zSET,"e=1,Y"}, - {_WM,zSET,"h=1,Y"}, {_WM,zSET,"l=1,Y"}, {_WM,zSET,"1,Y"}, {_WM,zSET,"a=1,Y"}, - {_WM,zSET,"b=2,Y"}, {_WM,zSET,"c=2,Y"}, {_WM,zSET,"d=2,Y"}, {_WM,zSET,"e=2,Y"}, - {_WM,zSET,"h=2,Y"}, {_WM,zSET,"l=2,Y"}, {_WM,zSET,"2,Y"}, {_WM,zSET,"a=2,Y"}, - {_WM,zSET,"b=3,Y"}, {_WM,zSET,"c=3,Y"}, {_WM,zSET,"d=3,Y"}, {_WM,zSET,"e=3,Y"}, - {_WM,zSET,"h=3,Y"}, {_WM,zSET,"l=3,Y"}, {_WM,zSET,"3,Y"}, {_WM,zSET,"a=3,Y"}, - {_WM,zSET,"b=4,Y"}, {_WM,zSET,"c=4,Y"}, {_WM,zSET,"d=4,Y"}, {_WM,zSET,"e=4,Y"}, - {_WM,zSET,"h=4,Y"}, {_WM,zSET,"l=4,Y"}, {_WM,zSET,"4,Y"}, {_WM,zSET,"a=4,Y"}, - {_WM,zSET,"b=5,Y"}, {_WM,zSET,"c=5,Y"}, {_WM,zSET,"d=5,Y"}, {_WM,zSET,"e=5,Y"}, - {_WM,zSET,"h=5,Y"}, {_WM,zSET,"l=5,Y"}, {_WM,zSET,"5,Y"}, {_WM,zSET,"a=5,Y"}, - {_WM,zSET,"b=6,Y"}, {_WM,zSET,"c=6,Y"}, {_WM,zSET,"d=6,Y"}, {_WM,zSET,"e=6,Y"}, - {_WM,zSET,"h=6,Y"}, {_WM,zSET,"l=6,Y"}, {_WM,zSET,"6,Y"}, {_WM,zSET,"a=6,Y"}, - {_WM,zSET,"b=7,Y"}, {_WM,zSET,"c=7,Y"}, {_WM,zSET,"d=7,Y"}, {_WM,zSET,"e=7,Y"}, - {_WM,zSET,"h=7,Y"}, {_WM,zSET,"l=7,Y"}, {_WM,zSET,"7,Y"}, {_WM,zSET,"a=7,Y"} -}; - -static z80dasm mnemonic_cb[256] = { - {_0, zRLC,"b"}, {_0, zRLC,"c"}, {_0, zRLC,"d"}, {_0, zRLC,"e"}, - {_0, zRLC,"h"}, {_0, zRLC,"l"}, {_RW,zRLC,"(hl)"}, {_0, zRLC,"a"}, - {_0, zRRC,"b"}, {_0, zRRC,"c"}, {_0, zRRC,"d"}, {_0, zRRC,"e"}, - {_0, zRRC,"h"}, {_0, zRRC,"l"}, {_RW,zRRC,"(hl)"}, {_0, zRRC,"a"}, - {_0, zRL,"b"}, {_0, zRL,"c"}, {_0, zRL,"d"}, {_0, zRL,"e"}, - {_0, zRL,"h"}, {_0, zRL,"l"}, {_RW,zRL,"(hl)"}, {_0, zRL,"a"}, - {_0, zRR,"b"}, {_0, zRR,"c"}, {_0, zRR,"d"}, {_0, zRR,"e"}, - {_0, zRR,"h"}, {_0, zRR,"l"}, {_RW,zRR,"(hl)"}, {_0, zRR,"a"}, - {_0, zSLA,"b"}, {_0, zSLA,"c"}, {_0, zSLA,"d"}, {_0, zSLA,"e"}, - {_0, zSLA,"h"}, {_0, zSLA,"l"}, {_RW,zSLA,"(hl)"}, {_0, zSLA,"a"}, - {_0, zSRA,"b"}, {_0, zSRA,"c"}, {_0, zSRA,"d"}, {_0, zSRA,"e"}, - {_0, zSRA,"h"}, {_0, zSRA,"l"}, {_RW,zSRA,"(hl)"}, {_0, zSRA,"a"}, - {_0, zSLL,"b"}, {_0, zSLL,"c"}, {_0, zSLL,"d"}, {_0, zSLL,"e"}, - {_0, zSLL,"h"}, {_0, zSLL,"l"}, {_RW,zSLL,"(hl)"}, {_0, zSLL,"a"}, - {_0, zSRL,"b"}, {_0, zSRL,"c"}, {_0, zSRL,"d"}, {_0, zSRL,"e"}, - {_0, zSRL,"h"}, {_0, zSRL,"l"}, {_RW,zSRL,"(hl)"}, {_0, zSRL,"a"}, - {_0, zBIT,"0,b"}, {_0, zBIT,"0,c"}, {_0, zBIT,"0,d"}, {_0, zBIT,"0,e"}, - {_0, zBIT,"0,h"}, {_0, zBIT,"0,l"}, {_RM,zBIT,"0,(hl)"},{_0, zBIT,"0,a"}, - {_0, zBIT,"1,b"}, {_0, zBIT,"1,c"}, {_0, zBIT,"1,d"}, {_0, zBIT,"1,e"}, - {_0, zBIT,"1,h"}, {_0, zBIT,"1,l"}, {_RM,zBIT,"1,(hl)"},{_0, zBIT,"1,a"}, - {_0, zBIT,"2,b"}, {_0, zBIT,"2,c"}, {_0, zBIT,"2,d"}, {_0, zBIT,"2,e"}, - {_0, zBIT,"2,h"}, {_0, zBIT,"2,l"}, {_RM,zBIT,"2,(hl)"},{_0, zBIT,"2,a"}, - {_0, zBIT,"3,b"}, {_0, zBIT,"3,c"}, {_0, zBIT,"3,d"}, {_0, zBIT,"3,e"}, - {_0, zBIT,"3,h"}, {_0, zBIT,"3,l"}, {_RM,zBIT,"3,(hl)"},{_0, zBIT,"3,a"}, - {_0, zBIT,"4,b"}, {_0, zBIT,"4,c"}, {_0, zBIT,"4,d"}, {_0, zBIT,"4,e"}, - {_0, zBIT,"4,h"}, {_0, zBIT,"4,l"}, {_RM,zBIT,"4,(hl)"},{_0, zBIT,"4,a"}, - {_0, zBIT,"5,b"}, {_0, zBIT,"5,c"}, {_0, zBIT,"5,d"}, {_0, zBIT,"5,e"}, - {_0, zBIT,"5,h"}, {_0, zBIT,"5,l"}, {_RM,zBIT,"5,(hl)"},{_0, zBIT,"5,a"}, - {_0, zBIT,"6,b"}, {_0, zBIT,"6,c"}, {_0, zBIT,"6,d"}, {_0, zBIT,"6,e"}, - {_0, zBIT,"6,h"}, {_0, zBIT,"6,l"}, {_RM,zBIT,"6,(hl)"},{_0, zBIT,"6,a"}, - {_0, zBIT,"7,b"}, {_0, zBIT,"7,c"}, {_0, zBIT,"7,d"}, {_0, zBIT,"7,e"}, - {_0, zBIT,"7,h"}, {_0, zBIT,"7,l"}, {_RM,zBIT,"7,(hl)"},{_0, zBIT,"7,a"}, - {_0, zRES,"0,b"}, {_0, zRES,"0,c"}, {_0, zRES,"0,d"}, {_0, zRES,"0,e"}, - {_0, zRES,"0,h"}, {_0, zRES,"0,l"}, {_WM,zRES,"0,(hl)"},{_0, zRES,"0,a"}, - {_0, zRES,"1,b"}, {_0, zRES,"1,c"}, {_0, zRES,"1,d"}, {_0, zRES,"1,e"}, - {_0, zRES,"1,h"}, {_0, zRES,"1,l"}, {_WM,zRES,"1,(hl)"},{_0, zRES,"1,a"}, - {_0, zRES,"2,b"}, {_0, zRES,"2,c"}, {_0, zRES,"2,d"}, {_0, zRES,"2,e"}, - {_0, zRES,"2,h"}, {_0, zRES,"2,l"}, {_WM,zRES,"2,(hl)"},{_0, zRES,"2,a"}, - {_0, zRES,"3,b"}, {_0, zRES,"3,c"}, {_0, zRES,"3,d"}, {_0, zRES,"3,e"}, - {_0, zRES,"3,h"}, {_0, zRES,"3,l"}, {_WM,zRES,"3,(hl)"},{_0, zRES,"3,a"}, - {_0, zRES,"4,b"}, {_0, zRES,"4,c"}, {_0, zRES,"4,d"}, {_0, zRES,"4,e"}, - {_0, zRES,"4,h"}, {_0, zRES,"4,l"}, {_WM,zRES,"4,(hl)"},{_0, zRES,"4,a"}, - {_0, zRES,"5,b"}, {_0, zRES,"5,c"}, {_0, zRES,"5,d"}, {_0, zRES,"5,e"}, - {_0, zRES,"5,h"}, {_0, zRES,"5,l"}, {_WM,zRES,"5,(hl)"},{_0, zRES,"5,a"}, - {_0, zRES,"6,b"}, {_0, zRES,"6,c"}, {_0, zRES,"6,d"}, {_0, zRES,"6,e"}, - {_0, zRES,"6,h"}, {_0, zRES,"6,l"}, {_WM,zRES,"6,(hl)"},{_0, zRES,"6,a"}, - {_0, zRES,"7,b"}, {_0, zRES,"7,c"}, {_0, zRES,"7,d"}, {_0, zRES,"7,e"}, - {_0, zRES,"7,h"}, {_0, zRES,"7,l"}, {_WM,zRES,"7,(hl)"},{_0, zRES,"7,a"}, - {_0, zSET,"0,b"}, {_0, zSET,"0,c"}, {_0, zSET,"0,d"}, {_0, zSET,"0,e"}, - {_0, zSET,"0,h"}, {_0, zSET,"0,l"}, {_WM,zSET,"0,(hl)"},{_0, zSET,"0,a"}, - {_0, zSET,"1,b"}, {_0, zSET,"1,c"}, {_0, zSET,"1,d"}, {_0, zSET,"1,e"}, - {_0, zSET,"1,h"}, {_0, zSET,"1,l"}, {_WM,zSET,"1,(hl)"},{_0, zSET,"1,a"}, - {_0, zSET,"2,b"}, {_0, zSET,"2,c"}, {_0, zSET,"2,d"}, {_0, zSET,"2,e"}, - {_0, zSET,"2,h"}, {_0, zSET,"2,l"}, {_WM,zSET,"2,(hl)"},{_0, zSET,"2,a"}, - {_0, zSET,"3,b"}, {_0, zSET,"3,c"}, {_0, zSET,"3,d"}, {_0, zSET,"3,e"}, - {_0, zSET,"3,h"}, {_0, zSET,"3,l"}, {_WM,zSET,"3,(hl)"},{_0, zSET,"3,a"}, - {_0, zSET,"4,b"}, {_0, zSET,"4,c"}, {_0, zSET,"4,d"}, {_0, zSET,"4,e"}, - {_0, zSET,"4,h"}, {_0, zSET,"4,l"}, {_WM,zSET,"4,(hl)"},{_0, zSET,"4,a"}, - {_0, zSET,"5,b"}, {_0, zSET,"5,c"}, {_0, zSET,"5,d"}, {_0, zSET,"5,e"}, - {_0, zSET,"5,h"}, {_0, zSET,"5,l"}, {_WM,zSET,"5,(hl)"},{_0, zSET,"5,a"}, - {_0, zSET,"6,b"}, {_0, zSET,"6,c"}, {_0, zSET,"6,d"}, {_0, zSET,"6,e"}, - {_0, zSET,"6,h"}, {_0, zSET,"6,l"}, {_WM,zSET,"6,(hl)"},{_0, zSET,"6,a"}, - {_0, zSET,"7,b"}, {_0, zSET,"7,c"}, {_0, zSET,"7,d"}, {_0, zSET,"7,e"}, - {_0, zSET,"7,h"}, {_0, zSET,"7,l"}, {_WM,zSET,"7,(hl)"},{_0, zSET,"7,a"} -}; - -static z80dasm mnemonic_ed[256]= { - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, {_0, zDB,"?"}, - 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{_0, zRET,"nc"}, {_0, zPOP,"de"}, {_JP,zJP,"nc,A"}, {_WP,zOUT,"(P),a"}, - {_JP,zCALL,"nc,A"}, {_0, zPUSH,"de"}, {_0, zSUB,"B"}, {_JP,zRST,"V"}, - {_0, zRET,"c"}, {_0, zEXX,0}, {_JP,zJP,"c,A"}, {_RP,zIN,"a,(P)"}, - {_JP,zCALL,"c,A"}, {_0, zDB,"dd"}, {_0, zSBC,"a,B"}, {_JP,zRST,"V"}, - {_0, zRET,"po"}, {_0, zPOP,"hl"}, {_JP,zJP,"po,A"}, {_RW,zEX,"(sp),hl"}, - {_JP,zCALL,"po,A"}, {_0, zPUSH,"hl"}, {_0, zAND,"B"}, {_JP,zRST,"V"}, - {_0, zRET,"pe"}, {_JP,zJP,"(hl)"}, {_JP,zJP,"pe,A"}, {_0, zEX,"de,hl"}, - {_JP,zCALL,"pe,A"}, {_0, zDB,"ed"}, {_0, zXOR,"B"}, {_JP,zRST,"V"}, - {_0, zRET,"p"}, {_0, zPOP,"af"}, {_JP,zJP,"p,A"}, {_0, zDI,0}, - {_JP,zCALL,"p,A"}, {_0, zPUSH,"af"}, {_0, zOR,"B"}, {_JP,zRST,"V"}, - {_0, zRET,"m"}, {_0, zLD,"sp,hl"}, {_JP,zJP,"m,A"}, {_0, zEI,0}, - {_JP,zCALL,"m,A"}, {_0, zDB,"fd"}, {_0, zCP,"B"}, {_JP,zRST,"V"} -}; - -static char sign(INT8 offset) -{ - return (offset < 0)? '-':'+'; -} - -static int offs(INT8 offset) -{ - if (offset < 0) return -offset; - return offset; -} - -/**************************************************************************** - * Disassemble opcode at PC and return number of bytes it takes - ****************************************************************************/ -unsigned DasmZ80( char *buffer, unsigned pc ) -{ - z80dasm *d; - const char *symbol, *src; - const char *ixy; - char *dst; - unsigned PC = pc; - INT8 offset = 0; - UINT8 op, op1; - UINT16 ea = 0, xy = 0; - - ixy = "oops!!"; - dst = buffer; - symbol = NULL; - - op = cpu_readop( pc++ ); - op1 = 0; /* keep GCC happy */ - - switch (op) - { - case 0xcb: - op = cpu_readop(pc++); - d = &mnemonic_cb[op]; - break; - case 0xed: - op1 = cpu_readop(pc++); - d = &mnemonic_ed[op1]; - break; - case 0xdd: - ixy = "ix"; - op1 = cpu_readop(pc++); - if( op1 == 0xcb ) - { - offset = (INT8) cpu_readop_arg(pc++); - op1 = cpu_readop_arg(pc++); /* fourth byte from OP_RAM! */ - xy = z80_get_reg( Z80_IX ); - ea = (xy + offset) & 0xffff; - d = &mnemonic_xx_cb[op1]; - } - else d = &mnemonic_xx[op1]; - break; - case 0xfd: - ixy = "iy"; - op1 = cpu_readop(pc++); - if( op1 == 0xcb ) - { - offset = (INT8) cpu_readop_arg(pc++); - op1 = cpu_readop_arg(pc++); /* fourth byte from OP_RAM! */ - xy = z80_get_reg( Z80_IY ); - ea = (ea + offset) & 0xffff; - d = &mnemonic_xx_cb[op1]; - } - else d = &mnemonic_xx[op1]; - break; - default: - d = &mnemonic_main[op]; - break; - } - - if( d->arguments ) - { - dst += sprintf(dst, "%-4s ", s_mnemonic[d->mnemonic]); - src = d->arguments; - while( *src ) - { - switch( *src ) - { - case '?': /* illegal opcode */ - dst += sprintf( dst, "$%02x,$%02x", op, op1); - break; - case 'A': - ea = cpu_readop_arg(pc) + ( cpu_readop_arg((pc+1)&0xffff) << 8); - pc += 2; - symbol = set_ea_info(0, ea, EA_UINT16, d->access); - dst += sprintf( dst, "%s", symbol ); - break; - case 'B': /* Byte op arg */ - ea = cpu_readop_arg( pc++ ); - symbol = set_ea_info(1, ea, EA_UINT8, EA_VALUE); - dst += sprintf( dst, "%s", symbol ); - break; - case '(': /* Memory byte at (HL) */ - *dst++ = *src; - if( !strncmp( src, "(bc)", 4) ) - { - ea = z80_get_reg( Z80_BC ); - set_ea_info(0, ea, EA_UINT8, d->access); - } - else - if( !strncmp( src, "(de)", 4) ) - { - ea = z80_get_reg( Z80_DE ); - set_ea_info(0, ea, EA_UINT8, d->access); - } - else - if( !strncmp( src, "(hl)", 4) ) - { - ea = z80_get_reg( Z80_HL ); - if( d->access == EA_ABS_PC ) - set_ea_info(0, ea, EA_DEFAULT, EA_ABS_PC); - else - set_ea_info(0, ea, EA_UINT8, d->access); - } - else - if( !strncmp( src, "(sp)", 4) ) - { - ea = z80_get_reg( Z80_SP ); - set_ea_info(0, ea, EA_UINT16, d->access); - } - else - if( !strncmp( src, "(P)", 3) ) - { - ea = (z80_get_reg( Z80_AF ) & 0xff00) | cpu_readop_arg( pc ); - set_ea_info(0, ea, EA_UINT16, d->access); - } - else - if( !strncmp( src, "(c)", 3) ) - { - ea = z80_get_reg( Z80_BC ); - set_ea_info(0, ea, EA_UINT16, d->access); - } - else - if( !strncmp( src, "(I)", 3) ) - { - ea = xy; - set_ea_info(0, ea, EA_DEFAULT, d->access); - } - break; - case 'N': /* Immediate 16 bit */ - ea = cpu_readop_arg(pc) + ( cpu_readop_arg((pc+1)&0xffff) << 8 ); - pc += 2; - symbol = set_ea_info(1, ea, EA_UINT16, EA_VALUE ); - dst += sprintf( dst, "%s", symbol ); - break; - case 'O': /* Offset relative to PC */ - offset = (INT8) cpu_readop_arg(pc++); - symbol = set_ea_info(0, PC, offset + 2, d->access); - dst += sprintf( dst, "%s", symbol ); - break; - case 'P': /* Port number */ - ea = cpu_readop_arg( pc++ ); - dst += sprintf( dst, "$%02X", ea ); - break; - case 'V': /* Restart vector */ - ea = op & 0x38; - symbol = set_ea_info(0, ea, EA_UINT8, d->access); - dst += sprintf( dst, "%s", symbol ); - break; - case 'W': /* Memory address word */ - ea = cpu_readop_arg(pc) + ( cpu_readop_arg((pc+1)&0xffff) << 8); - pc += 2; - symbol = set_ea_info(0, ea, EA_UINT16, d->access); - dst += sprintf( dst, "%s", symbol ); - break; - case 'X': - offset = (INT8) cpu_readop_arg(pc++); - ea = (xy + offset) & 0xffff; - case 'Y': - symbol = set_ea_info(0, ea, EA_UINT8, d->access); - dst += sprintf( dst,"(%s%c$%02x)", ixy, sign(offset), offs(offset) ); - break; - case 'I': - dst += sprintf( dst, "%s", ixy); - break; - default: - *dst++ = *src; - } - src++; - } - *dst = '\0'; - } - else - { - dst += sprintf(dst, "%s", s_mnemonic[d->mnemonic]); - } - - return pc - PC; -} - -#endif - |