dz80/dissz80p.h

   1 /*
   2         dZ80 Disassembler Private Header
   3 */
   4
   5 #ifndef _MIDISSZ80P_
   6 #define _MIDISSZ80P_
   7
   8 #include "types.h"
   9 #include "dissz80.h"
  10
  11 #define MARKBLANKLINE                   d->lineCmd |= LC_BLANKLINE
  12 #define ISCODEBYTE(d, pc)       (d->opMap[pc >> 3] & (1 << (pc & 7)))
  13
  14 #define Z80IX                                   0x01            /* We're on a IX prefix */
  15 #define Z80IY                                   0x02            /* We're on a IY prefix */
  16 #define Z80GOTIXIYDISP                  0x04            /* Got IX/IY displacement  */
  17 #define Z80CB                                   0x08            /* Processing a CB op-code */
  18 #define Z80ED                                   0x10            /* Processing a ED op-code */
  19 #define Z80COMMENT                              0x20            /* Have written a comment  */
  20
  21 #define Z80IXIY                                 (Z80IX | Z80IY)
  22
  23 /* The options are used to control what happens after each instruction disassembly */
  24 #define LC_BLANKLINE                    0x0001
  25
  26 #define TABSIZE                                 8
  27 #define COMMENTCOLUMN                   40
  28
  29 /* Opcode trap map bits */
  30 #define D_SCRIPT_PRE                    0x01
  31 #define D_SCRIPT_POST                   0x02
  32
  33 #define PROGRESSUPDATEFREQ              100     /* Num. instructions to disassemble before updating progress */
  34
  35 #define REG_B           0
  36 #define REG_C           1
  37 #define REG_D           2
  38 #define REG_E           3
  39 #define REG_H           4
  40 #define REG_L           5
  41 #define REG_HL          6
  42 #define REG_A           7
  43
  44 void    PrepareDisInstruction(DISZ80 *d);
  45 void    DisassembleInstruction(DISZ80 *d);
  46 int     LookOpcode(DISZ80 *d, int offset);
  47 int     GetNextOpCode(DISZ80 *d);
  48
  49 void    DisCB(DISZ80 *d);
  50 void    DisDDCB(DISZ80 *d);
  51 void    DisED(DISZ80 *d);
  52 void    Dis40to7F(DISZ80 *d);
  53 void    Dis80toBF(DISZ80 *d);
  54 void    DisC0toFF(DISZ80 *d);
  55 void    Dis00to3F(DISZ80 *d);
  56 int     DisED00to3F(DISZ80 *d);
  57 int     DisED40to7F(DISZ80 *d);
  58 int     DisED80toBF(DISZ80 *d);
  59
  60 void    AddToDis(DISZ80 *d, char *str);
  61 void    AddToDisTab(DISZ80 *d, char *str);
  62 void    AddToDisTabDB(DISZ80 *d);
  63 void    AddToDisTabLD(DISZ80 *d, char *str);
  64 void    AddToDisReg8(DISZ80 *d, int op, int op2);
  65 void    AddToDisReg16(DISZ80 *d, int op);
  66 void    AddToDisReg16NoAnd(DISZ80 *d, int op);
  67 void    AddToDisHLIXIY(DISZ80 *d);
  68 void    AddToDisUnknown(DISZ80 *d, char *Comment);
  69 char    GetIXIYDisplacement(DISZ80 *d);
  70
  71 WORD    AddToDis16BitAbs(DISZ80 *d, int CommaFlag);
  72 void    AddToDis8BitAbs(DISZ80 *d, int CommaFlag);
  73 WORD    AddToDisRel8(DISZ80 *d, int CommaFlag);
  74 void    AddToDisComment(DISZ80 *d, char *str);
  75 void    AddToDisCommentZ180(DISZ80 *d);
  76 void    FlagFn(DISZ80 *d, unsigned int Addr);
  77 int     IsFnUsed(DISZ80 *d, unsigned int Addr);
  78 void    AddToDisUndoc(DISZ80 *d);
  79 void    AddToDisUndocNop(DISZ80 *d);
  80 WORD    Get16BitParam(DISZ80 *d);
  81 void    DisZ80CleanUp(DISZ80 *d);
  82 int     CreateOutputASMFile(DISZ80 *d);
  83 int     PrepareOpMap(DISZ80 *d);
  84 void    AddRefEntry(DISZ80 *d, int Addr, int PC, int RefType);
  85 void    AddReferenceAddr(DISZ80 *d, DISREF *p, int PC);
  86 void    WriteReferenceFile(DISZ80 *d);
  87 int     PrepareReferenceListing(DISZ80 *d);
  88 void    DoProgress(DISZ80 *d, int forceUpdate);
  89 void    Add16BitAddress(DISZ80 *d, WORD Addr);
  90 void    UnderlineText(FILE *stream, char *text);
  91
  92 /* Added in 1.50 */
  93 void    Add8BitNum(DISZ80 *d, int Num);
  94 void    Make8BitNum(DISZ80 *d, char *Dst, int Num);
  95 void    Add16BitNum(DISZ80 *d, int Num);
  96 void    Make16BitNum(DISZ80 *d, char *Dst, int Num);
  97 void    MakeLJustified16BitNum(DISZ80 *d, char *Dst, int Num);
  98 BYTE*   AllocateMap(DISZ80 *d, char *ErrorStr, unsigned int BytesWanted);
  99 int     WriteDisLine(DISZ80 *d, unsigned int Addr);
 100 void    StartPass(DISZ80 *d);
 101 int             WithinDisRange(DISZ80 *d);
 102
 103 /* Added in 2.0: Script functions */
 104 int     InitOpcodeTraps(DISZ80 *d);
 105 int     ShutdownScripting(DISZ80 *d);
 106 int     InitScripting(DISZ80 *d);
 107 int     ExecPreTrap(DISZ80 *d);
 108 void    ExecPostTrap(DISZ80 *d);
 109
 110 #ifndef _DZ80_EXCLUDE_SCRIPT
 111 /* Lua support extensions */
 112 DISZ80 *GetD(lua_State *ls);
 113 int d_FromHex(lua_State *ls);
 114 int LuaErrorHandler(lua_State *ls);
 115 #endif
 116
 117 /* Misc tables */
 118 extern char *VersionString;
 119 extern char *IMModes[4];
 120 extern char *Conditions[8];
 121 extern char *AccRotType[8];
 122 extern char *CBRotType[8];
 123 extern char *Reg8Idx[8];
 124 extern char *Reg8AFIdx[8];
 125 extern char *Reg16Idx[5];
 126 extern char *BasicOps[8];
 127 extern char *RepeatOps[16];
 128 extern char *Z180RepeatOps[4];
 129 extern char *dZ80ErrorMsgs[DERR_TOTAL];
 130
 131
 132
 133 #endif          /* _MIDISSZ80P_ */
 134