xref: /trunk/main/basic/source/inc/opcodes.hxx (revision 914d351e5f5b84e4342a86d6ab8d4aca7308b9bd)
1*234bd5c5SAndrew Rist /**************************************************************
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21*234bd5c5SAndrew Rist 
22*234bd5c5SAndrew Rist 
23cdf0e10cSrcweir 
24cdf0e10cSrcweir #ifndef _OPCODES_HXX
25cdf0e10cSrcweir #define _OPCODES_HXX
26cdf0e10cSrcweir 
27cdf0e10cSrcweir #include "sbintern.hxx"
28cdf0e10cSrcweir 
29cdf0e10cSrcweir #ifdef MTW
30cdf0e10cSrcweir #undef _NUMBER
31cdf0e10cSrcweir #endif
32cdf0e10cSrcweir 
33cdf0e10cSrcweir // Ein Opcode ist entweder 1, 3 oder 5 Bytes lang, je nach numerischen
34cdf0e10cSrcweir // Wert des Opcodes (s.u.).
35cdf0e10cSrcweir 
36cdf0e10cSrcweir enum SbiOpcode {
37cdf0e10cSrcweir     // Alle Opcodes ohne Operanden
38cdf0e10cSrcweir     _NOP = 0,
39cdf0e10cSrcweir 
40cdf0e10cSrcweir     SbOP0_START = _NOP,
41cdf0e10cSrcweir 
42cdf0e10cSrcweir     // Operatoren
43cdf0e10cSrcweir     // die folgenden Operatoren sind genauso angeordnet
44cdf0e10cSrcweir     // wie der enum SbxVarOp
45cdf0e10cSrcweir     _EXP, _MUL, _DIV, _MOD, _PLUS, _MINUS, _NEG,
46cdf0e10cSrcweir     _EQ,  _NE,  _LT,  _GT, _LE, _GE,
47cdf0e10cSrcweir     _IDIV, _AND, _OR, _XOR, _EQV, _IMP, _NOT,
48cdf0e10cSrcweir     _CAT,
49cdf0e10cSrcweir     // Ende enum SbxVarOp
50cdf0e10cSrcweir     _LIKE, _IS,
51cdf0e10cSrcweir     // Laden/speichern
52cdf0e10cSrcweir     _ARGC,              // neuen Argv einrichten
53cdf0e10cSrcweir     _ARGV,              // TOS ==> aktueller Argv
54cdf0e10cSrcweir     _INPUT,             // Input ==> TOS
55cdf0e10cSrcweir     _LINPUT,            // Line Input ==> TOS
56cdf0e10cSrcweir     _GET,               // TOS anfassen
57cdf0e10cSrcweir     _SET,               // Speichern Objekt TOS ==> TOS-1
58cdf0e10cSrcweir     _PUT,               // TOS ==> TOS-1
59cdf0e10cSrcweir     _PUTC,              // TOS ==> TOS-1, dann ReadOnly
60cdf0e10cSrcweir     _DIM,               // DIM
61cdf0e10cSrcweir     _REDIM,             // REDIM
62cdf0e10cSrcweir     _REDIMP,            // REDIM PRESERVE
63cdf0e10cSrcweir     _ERASE,             // TOS loeschen
64cdf0e10cSrcweir     // Verzweigen
65cdf0e10cSrcweir     _STOP,              // Programmende
66cdf0e10cSrcweir     _INITFOR,           // FOR-Variable initialisieren
67cdf0e10cSrcweir     _NEXT,              // FOR-Variable inkrementieren
68cdf0e10cSrcweir     _CASE,              // Anfang CASE
69cdf0e10cSrcweir     _ENDCASE,           // Ende CASE
70cdf0e10cSrcweir     _STDERROR,          // Standard-Fehlerbehandlung
71cdf0e10cSrcweir     _NOERROR,           // keine Fehlerbehandlung
72cdf0e10cSrcweir     _LEAVE,             // UP verlassen
73cdf0e10cSrcweir     // E/A
74cdf0e10cSrcweir     _CHANNEL,           // TOS = Kanalnummer
75cdf0e10cSrcweir     _BPRINT,            // print TOS
76cdf0e10cSrcweir     _PRINTF,            // print TOS in field
77cdf0e10cSrcweir     _BWRITE,            // write TOS
78cdf0e10cSrcweir     _RENAME,            // Rename Tos+1 to Tos
79cdf0e10cSrcweir     _PROMPT,            // TOS = Prompt for Input
80cdf0e10cSrcweir     _RESTART,           // Restartpunkt definieren
81cdf0e10cSrcweir     _CHAN0,             // I/O-Kanal 0
82cdf0e10cSrcweir     // Sonstiges
83cdf0e10cSrcweir     _EMPTY,             // Leeren Ausdruck auf Stack
84cdf0e10cSrcweir     _ERROR,             // TOS = Fehlercode
85cdf0e10cSrcweir     _LSET,              // Speichern Objekt TOS ==> TOS-1
86cdf0e10cSrcweir     _RSET,              // Speichern Objekt TOS ==> TOS-1
87cdf0e10cSrcweir     _REDIMP_ERASE,      // Copies array to be later used by REDIM PRESERVE before erasing it
88cdf0e10cSrcweir     _INITFOREACH,
89cdf0e10cSrcweir     _VBASET,            // VBA-like Set
90cdf0e10cSrcweir     _ERASE_CLEAR,       // Erase array and clear variable
91cdf0e10cSrcweir     _ARRAYACCESS,       // Assign parameters to TOS and get value, used for array of arrays
92cdf0e10cSrcweir     _BYVAL,             // byref -> byval for lvalue parameter passed in call
93cdf0e10cSrcweir     SbOP0_END,
94cdf0e10cSrcweir 
95cdf0e10cSrcweir     // Alle Opcodes mit einem Operanden
96cdf0e10cSrcweir 
97cdf0e10cSrcweir     _NUMBER = 0x40,     // Laden einer numerischen Konstanten (+ID)
98cdf0e10cSrcweir 
99cdf0e10cSrcweir     SbOP1_START = _NUMBER,
100cdf0e10cSrcweir 
101cdf0e10cSrcweir     _SCONST,            // Laden einer Stringkonstanten (+ID)
102cdf0e10cSrcweir     _CONST,             // Immediate Load (+Wert)
103cdf0e10cSrcweir     _ARGN,              // Speichern eines named Args in Argv (+StringID)
104cdf0e10cSrcweir     _PAD,               // String auf feste Laenge bringen (+Laenge)
105cdf0e10cSrcweir     // Verzweigungen
106cdf0e10cSrcweir     _JUMP,              // Sprung (+Target)
107cdf0e10cSrcweir     _JUMPT,             // TOS auswerten, bedingter Sprung (+Target)
108cdf0e10cSrcweir     _JUMPF,             // TOS auswerten, bedingter Sprung (+Target)
109cdf0e10cSrcweir     _ONJUMP,            // TOS auswerten, Sprung in JUMP-Tabelle (+MaxVal)
110cdf0e10cSrcweir     _GOSUB,             // UP-Aufruf (+Target)
111cdf0e10cSrcweir     _RETURN,            // UP-Return (+0 oder Target)
112cdf0e10cSrcweir     _TESTFOR,           // FOR-Variable testen, inkrementieren (+Endlabel)
113cdf0e10cSrcweir     _CASETO,            // Tos+1 <= Case <= Tos, 2xremove (+Target)
114cdf0e10cSrcweir     _ERRHDL,            // Fehler-Handler (+Offset)
115cdf0e10cSrcweir     _RESUME,            // Resume nach Fehlern (+0 or 1 or Label)
116cdf0e10cSrcweir     // E/A
117cdf0e10cSrcweir     _CLOSE,             // (+Kanal/0)
118cdf0e10cSrcweir     _PRCHAR,            // (+char)
119cdf0e10cSrcweir     // Verwaltung
120cdf0e10cSrcweir     _SETCLASS,          // Set + Klassennamen testen (+StringId)
121cdf0e10cSrcweir     _TESTCLASS,         // Check TOS class (+StringId)
122cdf0e10cSrcweir     _LIB,               // Libnamen fuer Declare-Procs setzen (+StringId)
123cdf0e10cSrcweir     _BASED,             // TOS wird um BASE erhoeht, BASE davor gepusht (+base)
124cdf0e10cSrcweir     // Typanpassung im Argv
125cdf0e10cSrcweir     _ARGTYP,            // Letzten Parameter in Argv konvertieren (+Typ)
126cdf0e10cSrcweir     _VBASETCLASS,       // VBA-like Set
127cdf0e10cSrcweir     SbOP1_END,
128cdf0e10cSrcweir 
129cdf0e10cSrcweir     // Alle Opcodes mit zwei Operanden
130cdf0e10cSrcweir 
131cdf0e10cSrcweir     _RTL = 0x80,        // Laden aus RTL (+StringID+Typ)
132cdf0e10cSrcweir 
133cdf0e10cSrcweir     SbOP2_START = _RTL,
134cdf0e10cSrcweir 
135cdf0e10cSrcweir     _FIND,              // Laden (+StringID+Typ)
136cdf0e10cSrcweir     _ELEM,              // Laden Element (+StringID+Typ)
137cdf0e10cSrcweir     _PARAM,             // Parameter (+Offset+Typ)
138cdf0e10cSrcweir     // Verzweigen
139cdf0e10cSrcweir     _CALL,              // DECLARE-Methode rufen (+StringID+Typ)
140cdf0e10cSrcweir     _CALLC,             // Cdecl-DECLARE-Methode rufen (+StringID+Typ)
141cdf0e10cSrcweir     _CASEIS,            // Case-Test (+Test-Opcode+True-Target)
142cdf0e10cSrcweir     // Verwaltung
143cdf0e10cSrcweir     _STMNT,             // Beginn eines Statements (+Line+Col)
144cdf0e10cSrcweir     // E/A
145cdf0e10cSrcweir     _OPEN,              // (+SvStreamFlags+Flags)
146cdf0e10cSrcweir     // Objekte
147cdf0e10cSrcweir     _LOCAL,             // Lokale Variable definieren (+StringID+Typ)
148cdf0e10cSrcweir     _PUBLIC,            // Modulglobale Variable (+StringID+Typ)
149cdf0e10cSrcweir     _GLOBAL,            // Globale Variable definieren, public-Anweisung (+StringID+Typ)
150cdf0e10cSrcweir     _CREATE,            // Objekt kreieren (+StringId+StringID)
151cdf0e10cSrcweir     _STATIC,            // Statische Variabl (+StringID+Typ) JSM
152cdf0e10cSrcweir     _TCREATE,           // User Defined Objekt kreieren
153cdf0e10cSrcweir     _DCREATE,           // Objekt-Array kreieren (+StringId+StringID)
154cdf0e10cSrcweir     _GLOBAL_P,          // Globale Variable definieren, die beim Neustart von Basic
155cdf0e10cSrcweir                         // nicht ueberschrieben wird, P=PERSIST (+StringID+Typ)
156cdf0e10cSrcweir     _FIND_G,            // Sucht globale Variable mit Spezialbehandlung wegen _GLOBAL_P
157cdf0e10cSrcweir     _DCREATE_REDIMP,    // Objekt-Array redimensionieren (+StringId+StringID)
158cdf0e10cSrcweir     _FIND_CM,           // Search inside a class module (CM) to enable global search in time
159cdf0e10cSrcweir     _PUBLIC_P,          //  Module global Variable (persisted between calls)(+StringID+Typ)
160cdf0e10cSrcweir     _FIND_STATIC,           //  local static var lookup (+StringID+Typ)
161cdf0e10cSrcweir 
162cdf0e10cSrcweir     SbOP2_END
163cdf0e10cSrcweir 
164cdf0e10cSrcweir };
165cdf0e10cSrcweir 
166cdf0e10cSrcweir 
167cdf0e10cSrcweir 
168cdf0e10cSrcweir #endif
169