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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 718 | jacekm | 1 | /* |
| 2 | ** CC.H -- Symbol Definitions for Small-C compiler. |
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| 3 | */ |
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| 4 | |||
| 5 | #ifdef _MSC_VER |
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| 6 | #define YES 1 /* true */ |
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| 7 | #define NO 0 /* false */ |
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| 8 | #define CR 13 /* ASCII carriage return */ |
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| 9 | #define LF 10 /* ASCII line feed */ |
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| 10 | #define BELL 7 /* ASCII bell */ |
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| 11 | #define SPACE ' ' /* ASCII space */ |
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| 12 | #define NEWLINE LF /* Small C newline character */ |
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| 13 | |||
| 14 | #endif |
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| 15 | |||
| 16 | /* |
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| 17 | ** size of 'int' |
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| 18 | */ |
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| 19 | |||
| 20 | #define INT32 /* if #defined int = 32 bits, else 16 */ |
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| 21 | |||
| 22 | /* |
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| 23 | ** ALIGNMENT |
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| 24 | */ |
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| 25 | |||
| 26 | #define ALIGN 4 |
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| 27 | |||
| 28 | |||
| 29 | /* |
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| 30 | ** machine dependent parameters |
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| 31 | */ |
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| 32 | #define BPD 4 /* bytes per dword */ |
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| 33 | #define LBPD 2 /* log2(BPD) */ |
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| 34 | #define BPW 2 /* bytes per word */ |
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| 35 | #define LBPW 1 /* log2(BPW) */ |
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| 36 | #define SBPC 1 /* stack bytes per character */ |
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| 37 | #define ERRCODE 7 /* op sys return code */ |
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| 38 | #define INTSIZE 4 |
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| 39 | |||
| 40 | /* |
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| 41 | ** symbol table format |
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| 42 | */ |
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| 43 | #define IDENT 0 |
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| 44 | #define TYPE 1 |
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| 45 | #define CLASS 2 |
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| 46 | #define SIZE 3 |
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| 47 | #define OFFSET 5+2 |
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| 48 | #define NAME (7+4) |
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| 49 | |||
| 50 | #define SYMAVG (12+4) |
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| 51 | #define SYMMAX (16+4) |
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| 52 | |||
| 53 | /* |
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| 54 | ** symbol table parameters |
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| 55 | */ |
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| 56 | #define NUMLOCS 25 |
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| 57 | #define STARTLOC symtab |
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| 58 | #define ENDLOC (symtab+NUMLOCS*SYMAVG) |
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| 59 | #define NUMGLBS 200 |
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| 60 | #define STARTGLB ENDLOC |
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| 61 | #define ENDGLB (ENDLOC+(NUMGLBS-1)*SYMMAX) |
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| 62 | #define SYMTBSZ /*3050*/ (NUMLOCS*SYMAVG + NUMGLBS*SYMMAX) |
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| 63 | |||
| 64 | /* |
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| 65 | ** system wide name size (for symbols) |
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| 66 | */ |
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| 67 | #define NAMESIZE 9 |
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| 68 | #define NAMEMAX 8 |
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| 69 | |||
| 70 | /* |
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| 71 | ** values for "IDENT" |
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| 72 | */ |
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| 73 | #define LABEL 0 |
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| 74 | #define VARIABLE 1 |
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| 75 | #define ARRAY 2 |
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| 76 | #define POINTER 3 |
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| 77 | #define FUNCTION 4 |
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| 78 | |||
| 79 | #define PTRSIZE INTSIZE /* Size of pointer (must match an int!) */ |
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| 80 | |||
| 81 | |||
| 82 | /* |
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| 83 | ** values for "TYPE" |
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| 84 | ** high order 14 bits give length of object |
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| 85 | ** low order 2 bits make type unique within length |
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| 86 | */ |
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| 87 | /* LABEL 0 */ |
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| 88 | #define CHR ( 1 << 2) |
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| 89 | #define SHORT (BPW << 2) |
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| 90 | #define INT (INTSIZE << 2) |
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| 91 | #define UCHR (( 1 << 2) + 1) |
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| 92 | #define USHORT ((BPW << 2) + 1) |
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| 93 | #define UINT ((INTSIZE << 2) + 1) |
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| 94 | #define UNSIGNED 1 |
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| 95 | |||
| 96 | /* |
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| 97 | ** values for "CLASS" |
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| 98 | */ |
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| 99 | /* LABEL 0 */ |
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| 100 | #define AUTOMATIC 1 |
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| 101 | #define STATIC 2 |
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| 102 | #define EXTERNAL 3 |
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| 103 | #define AUTOEXT 4 |
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| 104 | |||
| 105 | /* |
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| 106 | ** segment types |
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| 107 | */ |
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| 108 | #define DATASEG 1 |
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| 109 | #define CODESEG 2 |
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| 110 | |||
| 111 | /* |
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| 112 | ** "switch" table |
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| 113 | */ |
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| 114 | #define SWSIZ (2*BPW) |
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| 115 | #define SWTABSZ (90*SWSIZ) |
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| 116 | |||
| 117 | /* |
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| 118 | ** "while" queue |
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| 119 | */ |
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| 120 | #define WQTABSZ 30 |
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| 121 | #define WQSIZ 3 |
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| 122 | #define WQMAX (wq+WQTABSZ-WQSIZ) |
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| 123 | |||
| 124 | /* |
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| 125 | ** field offsets in "while" queue |
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| 126 | */ |
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| 127 | #define WQSP 0 |
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| 128 | #define WQLOOP 1 |
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| 129 | #define WQEXIT 2 |
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| 130 | |||
| 131 | /* |
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| 132 | ** literal pool |
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| 133 | */ |
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| 134 | #define LITABSZ 3000 |
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| 135 | #define LITMAX (LITABSZ-1) |
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| 136 | |||
| 137 | /* |
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| 138 | ** input line |
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| 139 | */ |
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| 140 | #define LINEMAX 127 |
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| 141 | #define LINESIZE 128 |
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| 142 | |||
| 143 | /* |
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| 144 | ** entries in staging buffer |
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| 145 | */ |
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| 146 | #define STAGESIZE 200 |
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| 147 | |||
| 148 | /* |
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| 149 | ** macro (#define) pool |
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| 150 | */ |
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| 151 | #define MACNBR 300 |
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| 152 | #define MACNSIZE (MACNBR*(NAMESIZE+2)) |
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| 153 | #define MACNEND (macn+MACNSIZE) |
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| 154 | #define MACQSIZE (MACNBR*7) |
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| 155 | #define MACMAX (MACQSIZE-1) |
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| 156 | |||
| 157 | /* |
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| 158 | ** statement types |
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| 159 | */ |
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| 160 | #define STIF 1 |
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| 161 | #define STWHILE 2 |
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| 162 | #define STRETURN 3 |
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| 163 | #define STBREAK 4 |
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| 164 | #define STCONT 5 |
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| 165 | #define STASM 6 |
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| 166 | #define STEXPR 7 |
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| 167 | #define STDO 8 |
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| 168 | #define STFOR 9 |
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| 169 | #define STSWITCH 10 |
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| 170 | #define STCASE 11 |
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| 171 | #define STDEF 12 |
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| 172 | #define STGOTO 13 |
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| 173 | #define STLABEL 14 |
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| 174 | |||
| 175 | /* |
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| 176 | ** p-code symbols |
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| 177 | ** |
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| 178 | ** legend: |
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| 179 | ** 1 = primary register (pr in comments) |
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| 180 | ** 2 = secondary register (sr in comments) |
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| 181 | ** b = byte |
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| 182 | ** f = jump on false condition |
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| 183 | ** l = current literal pool label number |
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| 184 | ** m = memory reference by label |
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| 185 | ** n = numeric constant |
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| 186 | ** p = indirect reference thru pointer in sr |
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| 187 | ** r = repeated r times |
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| 188 | ** s = stack frame reference |
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| 189 | ** u = unsigned |
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| 190 | ** w = word |
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| 191 | ** _ (tail) = another p-code completes this one |
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| 192 | */ |
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| 193 | |||
| 194 | /* compiler-generated */ |
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| 195 | #define ADD12 1 /* add sr to pr */ |
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| 196 | #define ADDSP 2 /* add to stack pointer */ |
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| 197 | #define AND12 3 /* AND sr to pr */ |
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| 198 | #define ANEG1 4 /* arith negate pr */ |
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| 199 | #define ARGCNTn 5 /* pass arg count to function */ |
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| 200 | #define ASL12 6 /* arith shift left sr by pr into pr */ |
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| 201 | #define ASR12 7 /* arith shift right sr by pr into pr */ |
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| 202 | #define CALL1 8 /* call function thru pr */ |
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| 203 | #define CALLm 9 /* call function directly */ |
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| 204 | #define BYTE_ 10 /* define bytes (part 1) */ |
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| 205 | #define BYTEn 11 /* define byte of value n */ |
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| 206 | #define BYTEr0 12 /* define r bytes of value 0 */ |
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| 207 | #define COM1 13 /* ones complement pr */ |
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| 208 | #define DBL1 14 /* double pr */ |
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| 209 | #define DBL2 15 /* double sr */ |
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| 210 | #define DIV12 16 /* div pr by sr */ |
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| 211 | #define DIV12u 17 /* div pr by sr unsigned */ |
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| 212 | |||
| 213 | #define DWORD_ 111 /* define dword (part 1) */ |
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| 214 | #define DWORDn 112 /* define dword of value n */ |
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| 215 | #define DWORDr0 113 /* define r dwords of value 0 */ |
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| 216 | |||
| 217 | #define ENTER 18 /* set stack frame on function entry */ |
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| 218 | #define EQ10f 19 /* jump if (pr == 0) is false */ |
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| 219 | #define EQ12 20 /* set pr TRUE if (sr == pr) */ |
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| 220 | #define GE10f 21 /* jump if (pr >= 0) is false */ |
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| 221 | #define GE12 22 /* set pr TRUE if (sr >= pr) */ |
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| 222 | #define GE12u 23 /* set pr TRUE if (sr >= pr) unsigned */ |
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| 223 | #define POINT1l 24 /* point pr to function's literal pool */ |
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| 224 | #define POINT1m 25 /* point pr to mem item thru label */ |
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| 225 | #define GETb1m 26 /* get byte into pr from mem thru label */ |
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| 226 | #define GETb1mu 27 /* get unsigned byte into pr from mem thru label */ |
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| 227 | #define GETb1p 28 /* get byte into pr from mem thru sr ptr */ |
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| 228 | #define GETb1pu 29 /* get unsigned byte into pr from mem thru sr ptr */ |
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| 229 | |||
| 230 | #define GETd1m 107 /* get dword into pr from mem thru label */ |
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| 231 | #define GETd1n 108 /* get dword of value n into pr */ |
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| 232 | #define GETd1p 109 /* get dword into pr from mem thru sr ptr */ |
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| 233 | #define GETd2n 110 /* get word of value n into sr */ |
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| 234 | |||
| 235 | #define GETw1m 30 /* get word into pr from mem thru label */ |
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| 236 | #define GETw1n 31 /* get word of value n into pr */ |
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| 237 | #define GETw1p 32 /* get word into pr from mem thru sr ptr */ |
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| 238 | #define GETw2n 33 /* get word of value n into sr */ |
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| 239 | #define GT10f 34 /* jump if (pr > 0) is false */ |
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| 240 | #define GT12 35 /* set pr TRUE if (sr > pr) */ |
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| 241 | #define GT12u 36 /* set pr TRUE if (sr > pr) unsigned */ |
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| 242 | #define WORD_ 37 /* define word (part 1) */ |
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| 243 | #define WORDn 38 /* define word of value n */ |
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| 244 | #define WORDr0 39 /* define r words of value 0 */ |
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| 245 | #define JMPm 40 /* jump to label */ |
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| 246 | #define LABm 41 /* define label m */ |
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| 247 | #define LE10f 42 /* jump if (pr <= 0) is false */ |
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| 248 | #define LE12 43 /* set pr TRUE if (sr <= pr) */ |
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| 249 | #define LE12u 44 /* set pr TRUE if (sr <= pr) unsigned */ |
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| 250 | #define LNEG1 45 /* logical negate pr */ |
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| 251 | #define LT10f 46 /* jump if (pr < 0) is false */ |
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| 252 | #define LT12 47 /* set pr TRUE if (sr < pr) */ |
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| 253 | #define LT12u 48 /* set pr TRUE if (sr < pr) unsigned */ |
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| 254 | #define MOD12 49 /* modulo pr by sr */ |
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| 255 | #define MOD12u 50 /* modulo pr by sr unsigned */ |
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| 256 | #define MOVE21 51 /* move pr to sr */ |
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| 257 | #define MUL12 52 /* multiply pr by sr */ |
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| 258 | #define MUL12u 53 /* multiply pr by sr unsigned */ |
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| 259 | #define NE10f 54 /* jump if (pr != 0) is false */ |
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| 260 | #define NE12 55 /* set pr TRUE if (sr != pr) */ |
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| 261 | #define NEARm 56 /* define near pointer thru label */ |
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| 262 | #define OR12 57 /* OR sr onto pr */ |
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| 263 | #define POINT1s 58 /* point pr to stack item */ |
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| 264 | #define POP2 59 /* pop stack into sr */ |
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| 265 | #define PUSH1 60 /* push pr onto stack */ |
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| 266 | #define PUTbm1 61 /* put pr byte in mem thru label */ |
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| 267 | #define PUTbp1 62 /* put pr byte in mem thru sr ptr */ |
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| 268 | |||
| 269 | #define PUTdm1 114 /* put pr dword in mem thru label */ |
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| 270 | #define PUTdp1 115 /* put pr dword in mem thru sr ptr */ |
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| 271 | |||
| 272 | #define PUTwm1 63 /* put pr word in mem thru label */ |
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| 273 | #define PUTwp1 64 /* put pr word in mem thru sr ptr */ |
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| 274 | #define rDEC1 65 /* dec pr (may repeat) */ |
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| 275 | #define REFm 66 /* finish instruction with label */ |
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| 276 | #define RETURN 67 /* restore stack and return */ |
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| 277 | #define rINC1 68 /* inc pr (may repeat) */ |
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| 278 | #define SUB12 69 /* sub sr from pr */ |
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| 279 | #define SWAP12 70 /* swap pr and sr */ |
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| 280 | #define SWAP1s 71 /* swap pr and top of stack */ |
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| 281 | #define SWITCH 72 /* find switch case */ |
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| 282 | #define XOR12 73 /* XOR pr with sr */ |
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| 283 | |||
| 284 | /* optimizer-generated */ |
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| 285 | #define ADD1n 74 /* add n to pr */ |
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| 286 | #define ADD21 75 /* add pr to sr */ |
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| 287 | #define ADD2n 76 /* add immediate to sr */ |
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| 288 | #define ADDbpn 77 /* add n to mem byte thru sr ptr */ |
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| 289 | #define ADDwpn 78 /* add n to mem word thru sr ptr */ |
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| 290 | #define ADDm_ 79 /* add n to mem byte/word thru label (part 1) */ |
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| 291 | #define COMMAn 80 /* finish instruction with ,n */ |
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| 292 | #define DECbp 81 /* dec mem byte thru sr ptr */ |
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| 293 | #define DECwp 82 /* dec mem word thru sr ptr */ |
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| 294 | #define POINT2m 83 /* point sr to mem thru label */ |
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| 295 | #define POINT2m_ 84 /* point sr to mem thru label (part 1) */ |
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| 296 | #define GETb1s 85 /* get byte into pr from stack */ |
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| 297 | #define GETb1su 86 /* get unsigned byte into pr from stack */ |
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| 298 | #define GETw1m_ 87 /* get word into pr from mem thru label (part 1) */ |
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| 299 | #define GETw1s 88 /* get word into pr from stack */ |
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| 300 | #define GETw2m 89 /* get word into sr from mem (label) */ |
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| 301 | #define GETw2p 90 /* get word into sr thru sr ptr */ |
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| 302 | #define GETw2s 91 /* get word into sr from stack */ |
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| 303 | #define INCbp 92 /* inc byte in mem thru sr ptr */ |
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| 304 | #define INCwp 93 /* inc word in mem thru sr ptr */ |
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| 305 | #define PLUSn 94 /* finish instruction with +n */ |
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| 306 | #define POINT2s 95 /* point sr to stack */ |
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| 307 | #define PUSH2 96 /* push sr */ |
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| 308 | #define PUSHm 97 /* push word from mem thru label */ |
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| 309 | #define PUSHp 98 /* push word from mem thru sr ptr */ |
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| 310 | #define PUSHs 99 /* push word from stack */ |
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| 311 | #define PUT_m_ 100 /* put byte/word into mem thru label (part 1) */ |
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| 312 | #define rDEC2 101 /* dec sr (may repeat) */ |
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| 313 | #define rINC2 102 /* inc sr (may repeat) */ |
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| 314 | #define SUB_m_ 103 /* sub from mem byte/word thru label (part 1) */ |
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| 315 | #define SUB1n 104 /* sub n from pr */ |
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| 316 | #define SUBbpn 105 /* sub n from mem byte thru sr ptr */ |
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| 317 | #define SUBwpn 106 /* sub n from mem word thru sr ptr */ |
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| 318 | |||
| 319 | #define PCODES 116 /* size of code[] (it's a [+ 1]) */ |
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| 320 |