Rev 7983 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
7983 | leency | 1 | (* |
2 | BSD 2-Clause License |
||
3 | |||
4 | Copyright (c) 2018-2020, Anton Krotov |
||
5 | All rights reserved. |
||
6 | *) |
||
7 | |||
8 | MODULE IL; |
||
9 | |||
8097 | maxcodehac | 10 | IMPORT LISTS, SCAN, STRINGS, CHL := CHUNKLISTS, C := COLLECTIONS, TARGETS, PATHS; |
7983 | leency | 11 | |
12 | |||
13 | CONST |
||
14 | |||
15 | call_stack* = 0; |
||
16 | call_win64* = 1; |
||
17 | call_sysv* = 2; |
||
18 | |||
19 | opJMP* = 0; opLABEL* = 1; opCOPYS* = 2; opGADR* = 3; opCONST* = 4; opLLOAD32* = 5; |
||
20 | opCOPYA* = 6; opCASET* = 7; opMULC* = 8; opMUL* = 9; opDIV* = 10; opMOD* = 11; |
||
21 | opDIVL* = 12; opMODL* = 13; opDIVR* = 14; opMODR* = 15; opUMINUS* = 16; |
||
8097 | maxcodehac | 22 | opADD* = 17; opSUB* = 18; opONERR* = 19; opSUBL* = 20; opADDC* = 21; opSUBR* = 22; |
7983 | leency | 23 | opSAVE* = 23; opSAVEC* = 24; opSAVE8* = 25; opSAVE8C* = 26; opCHKBYTE* = 27; opDROP* = 28; |
24 | opNOT* = 29; |
||
25 | |||
26 | opEQ* = 30; opNE* = opEQ + 1; opLT* = opEQ + 2; opLE* = opEQ + 3; opGT* = opEQ + 4; opGE* = opEQ + 5 (* 35 *); |
||
27 | opEQC* = 36; opNEC* = opEQC + 1; opLTC* = opEQC + 2; opLEC* = opEQC + 3; opGTC* = opEQC + 4; opGEC* = opEQC + 5; (* 41 *) |
||
28 | opEQF* = 42; opNEF* = opEQF + 1; opLTF* = opEQF + 2; opLEF* = opEQF + 3; opGTF* = opEQF + 4; opGEF* = opEQF + 5; (* 47 *) |
||
29 | opEQS* = 48; opNES* = opEQS + 1; opLTS* = opEQS + 2; opLES* = opEQS + 3; opGTS* = opEQS + 4; opGES* = opEQS + 5; (* 53 *) |
||
30 | opEQSW* = 54; opNESW* = opEQSW + 1; opLTSW* = opEQSW + 2; opLESW* = opEQSW + 3; opGTSW* = opEQSW + 4; opGESW* = opEQSW + 5 (* 59 *); |
||
31 | |||
32 | opVLOAD32* = 60; opGLOAD32* = 61; |
||
33 | |||
8097 | maxcodehac | 34 | opJZ* = 62; opJNZ* = 63; |
7983 | leency | 35 | |
36 | opSAVE32* = 64; opLLOAD8* = 65; |
||
37 | |||
38 | opCONSTF* = 66; opLOADF* = 67; opSAVEF* = 68; opMULF* = 69; opDIVF* = 70; opDIVFI* = 71; |
||
8097 | maxcodehac | 39 | opUMINF* = 72; opSAVEFI* = 73; opSUBFI* = 74; opADDF* = 75; opSUBF* = 76; |
7983 | leency | 40 | |
8097 | maxcodehac | 41 | opJNZ1* = 77; opJG* = 78; |
7983 | leency | 42 | opINCCB* = 79; opDECCB* = 80; opINCB* = 81; opDECB* = 82; |
43 | |||
44 | opCASEL* = 83; opCASER* = 84; opCASELR* = 85; |
||
45 | |||
46 | opPOPSP* = 86; |
||
47 | opWIN64CALL* = 87; opWIN64CALLI* = 88; opWIN64CALLP* = 89; opLOOP* = 90; opENDLOOP* = 91; |
||
48 | |||
49 | opLOAD8* = 92; opLOAD16* = 93; opLOAD32* = 94; opPRECALL* = 95; opRES* = 96; opRESF* = 97; |
||
50 | opPUSHC* = 98; opSWITCH* = 99; |
||
51 | |||
52 | opSBOOL* = 100; opSBOOLC* = 101; opNOP* = 102; |
||
53 | |||
54 | opMULS* = 103; opMULSC* = 104; opDIVS* = 105; opDIVSC* = 106; |
||
8097 | maxcodehac | 55 | opADDS* = 107; opSUBS* = 108; opERR* = 109; opSUBSL* = 110; opADDSC* = 111; opSUBSR* = 112; |
7983 | leency | 56 | opUMINS* = 113; opIN* = 114; opINL* = 115; opINR* = 116; |
57 | opRSET* = 117; opRSETL* = 118; opRSETR* = 119; opRSET1* = 120; opLENGTH* = 121; |
||
58 | |||
59 | opLEAVEC* = 122; opCODE* = 123; opALIGN16* = 124; |
||
60 | opINCC* = 125; opINC* = 126; opDEC* = 127; |
||
61 | opINCL* = 128; opEXCL* = 129; opINCLC* = 130; opEXCLC* = 131; opNEW* = 132; opDISP* = 133; |
||
62 | opPACK* = 134; opPACKC* = 135; opUNPK* = 136; opCOPY* = 137; opENTER* = 138; opLEAVE* = 139; |
||
63 | opCALL* = 140; opSAVEP* = 141; opCALLP* = 142; opEQP* = 143; opNEP* = 144; opLEAVER* = 145; |
||
64 | opGET* = 146; opSAVE16* = 147; opABS* = 148; opFABS* = 149; opFLOOR* = 150; opFLT* = 151; |
||
8097 | maxcodehac | 65 | opGETC* = 152; opORD* = 153; opASR* = 154; opLSL* = 155; opROR* = 156; |
7983 | leency | 66 | opASR1* = 157; opLSL1* = 158; opROR1* = 159; opASR2* = 160; opLSL2* = 161; opROR2* = 162; |
67 | opPUSHP* = 163; opLADR* = 164; opTYPEGP* = 165; opIS* = 166; opPUSHF* = 167; opVADR* = 168; |
||
68 | opPUSHT* = 169; opTYPEGR* = 170; opISREC* = 171; opCHKIDX* = 172; opPARAM* = 173; |
||
8097 | maxcodehac | 69 | opCHKIDX2* = 174; opLEN* = 175; opROT* = 176; opSAVES* = 177; opSADR* = 178; opLENGTHW* = 179; |
7983 | leency | 70 | |
71 | opCHR* = 180; opENDSW* = 181; opLEAVEF* = 182; opCLEANUP* = 183; opMOVE* = 184; |
||
72 | opLSR* = 185; opLSR1* = 186; opLSR2* = 187; |
||
8097 | maxcodehac | 73 | opMIN* = 188; opMINC* = 189; opMAX* = 190; opMAXC* = 191; opSYSVALIGN16* = 192; |
74 | opEQB* = 193; opNEB* = 194; opINF* = 195; opWIN64ALIGN16* = 196; opVLOAD8* = 197; opGLOAD8* = 198; |
||
7983 | leency | 75 | opLLOAD16* = 199; opVLOAD16* = 200; opGLOAD16* = 201; |
76 | opLOAD64* = 202; opLLOAD64* = 203; opVLOAD64* = 204; opGLOAD64* = 205; opSAVE64* = 206; |
||
77 | |||
78 | opTYPEGD* = 207; opCALLI* = 208; opPUSHIP* = 209; opSAVEIP* = 210; opEQIP* = 211; opNEIP* = 212; |
||
8097 | maxcodehac | 79 | opSAVE16C* = 213; opWCHR* = 214; opHANDLER* = 215; |
7983 | leency | 80 | |
8097 | maxcodehac | 81 | opSYSVCALL* = 216; opSYSVCALLI* = 217; opSYSVCALLP* = 218; opFNAME* = 219; |
82 | opAND* = 220; opOR* = 221; |
||
7983 | leency | 83 | |
84 | |||
85 | opSADR_PARAM* = -1; opLOAD64_PARAM* = -2; opLLOAD64_PARAM* = -3; opGLOAD64_PARAM* = -4; |
||
86 | opVADR_PARAM* = -5; opCONST_PARAM* = -6; opGLOAD32_PARAM* = -7; opLLOAD32_PARAM* = -8; |
||
87 | opLOAD32_PARAM* = -9; |
||
88 | |||
89 | opLADR_SAVEC* = -10; opGADR_SAVEC* = -11; opLADR_SAVE* = -12; |
||
90 | |||
91 | opLADR_INCC* = -13; opLADR_INCCB* = -14; opLADR_DECCB* = -15; |
||
92 | opLADR_INC* = -16; opLADR_DEC* = -17; opLADR_INCB* = -18; opLADR_DECB* = -19; |
||
93 | opLADR_INCL* = -20; opLADR_EXCL* = -21; opLADR_INCLC* = -22; opLADR_EXCLC* = -23; |
||
94 | opLADR_UNPK* = -24; |
||
95 | |||
96 | |||
97 | _init *= 0; |
||
98 | _move *= 1; |
||
99 | _strcmpw *= 2; |
||
100 | _exit *= 3; |
||
101 | _set *= 4; |
||
102 | _set1 *= 5; |
||
103 | _lengthw *= 6; |
||
104 | _strcpy *= 7; |
||
105 | _length *= 8; |
||
106 | _divmod *= 9; |
||
107 | _dllentry *= 10; |
||
108 | _sofinit *= 11; |
||
109 | _arrcpy *= 12; |
||
110 | _rot *= 13; |
||
111 | _new *= 14; |
||
112 | _dispose *= 15; |
||
113 | _strcmp *= 16; |
||
114 | _error *= 17; |
||
115 | _is *= 18; |
||
116 | _isrec *= 19; |
||
117 | _guard *= 20; |
||
118 | _guardrec *= 21; |
||
119 | |||
120 | _fmul *= 22; |
||
121 | _fdiv *= 23; |
||
122 | _fdivi *= 24; |
||
123 | _fadd *= 25; |
||
124 | _fsub *= 26; |
||
125 | _fsubi *= 27; |
||
126 | _fcmp *= 28; |
||
127 | _floor *= 29; |
||
128 | _flt *= 30; |
||
129 | _pack *= 31; |
||
130 | _unpk *= 32; |
||
131 | |||
132 | |||
133 | TYPE |
||
134 | |||
135 | LOCALVAR* = POINTER TO RECORD (LISTS.ITEM) |
||
136 | |||
137 | offset*, size*, count*: INTEGER |
||
138 | |||
139 | END; |
||
140 | |||
141 | COMMAND* = POINTER TO RECORD (LISTS.ITEM) |
||
142 | |||
143 | opcode*: INTEGER; |
||
144 | param1*: INTEGER; |
||
145 | param2*: INTEGER; |
||
146 | param3*: INTEGER; |
||
147 | float*: REAL; |
||
148 | variables*: LISTS.LIST; |
||
149 | allocReg*: BOOLEAN |
||
150 | |||
151 | END; |
||
152 | |||
8097 | maxcodehac | 153 | FNAMECMD* = POINTER TO RECORD (COMMAND) |
154 | |||
155 | fname*: PATHS.PATH |
||
156 | |||
157 | END; |
||
158 | |||
7983 | leency | 159 | CMDSTACK = POINTER TO RECORD |
160 | |||
161 | data: ARRAY 1000 OF COMMAND; |
||
162 | top: INTEGER |
||
163 | |||
164 | END; |
||
165 | |||
166 | EXPORT_PROC* = POINTER TO RECORD (LISTS.ITEM) |
||
167 | |||
168 | label*: INTEGER; |
||
169 | name*: SCAN.LEXSTR |
||
170 | |||
171 | END; |
||
172 | |||
173 | IMPORT_LIB* = POINTER TO RECORD (LISTS.ITEM) |
||
174 | |||
175 | name*: SCAN.LEXSTR; |
||
176 | procs*: LISTS.LIST |
||
177 | |||
178 | END; |
||
179 | |||
180 | IMPORT_PROC* = POINTER TO RECORD (LISTS.ITEM) |
||
181 | |||
182 | label*: INTEGER; |
||
183 | lib*: IMPORT_LIB; |
||
184 | name*: SCAN.LEXSTR; |
||
185 | count: INTEGER |
||
186 | |||
187 | END; |
||
188 | |||
189 | |||
190 | CODES = RECORD |
||
191 | |||
192 | last: COMMAND; |
||
193 | begcall: CMDSTACK; |
||
194 | endcall: CMDSTACK; |
||
195 | commands*: LISTS.LIST; |
||
196 | export*: LISTS.LIST; |
||
8097 | maxcodehac | 197 | _import*: LISTS.LIST; |
7983 | leency | 198 | types*: CHL.INTLIST; |
199 | data*: CHL.BYTELIST; |
||
200 | dmin*: INTEGER; |
||
201 | lcount*: INTEGER; |
||
202 | bss*: INTEGER; |
||
203 | rtl*: ARRAY 33 OF INTEGER; |
||
204 | errlabels*: ARRAY 12 OF INTEGER; |
||
205 | |||
206 | charoffs: ARRAY 256 OF INTEGER; |
||
207 | wcharoffs: ARRAY 65536 OF INTEGER; |
||
208 | |||
209 | wstr: ARRAY 4*1024 OF WCHAR |
||
210 | END; |
||
211 | |||
212 | |||
213 | VAR |
||
214 | |||
215 | codes*: CODES; |
||
8097 | maxcodehac | 216 | CPU: INTEGER; |
7983 | leency | 217 | |
218 | commands, variables: C.COLLECTION; |
||
219 | |||
220 | |||
221 | PROCEDURE set_dmin* (value: INTEGER); |
||
222 | BEGIN |
||
223 | codes.dmin := value |
||
224 | END set_dmin; |
||
225 | |||
226 | |||
227 | PROCEDURE set_bss* (value: INTEGER); |
||
228 | BEGIN |
||
229 | codes.bss := value |
||
230 | END set_bss; |
||
231 | |||
232 | |||
233 | PROCEDURE set_rtl* (idx, label: INTEGER); |
||
234 | BEGIN |
||
235 | codes.rtl[idx] := label |
||
236 | END set_rtl; |
||
237 | |||
238 | |||
239 | PROCEDURE NewCmd (): COMMAND; |
||
240 | VAR |
||
241 | cmd: COMMAND; |
||
242 | citem: C.ITEM; |
||
243 | |||
244 | BEGIN |
||
245 | citem := C.pop(commands); |
||
246 | IF citem = NIL THEN |
||
247 | NEW(cmd) |
||
248 | ELSE |
||
249 | cmd := citem(COMMAND) |
||
250 | END; |
||
251 | |||
252 | cmd.allocReg := FALSE |
||
253 | |||
254 | RETURN cmd |
||
255 | END NewCmd; |
||
256 | |||
257 | |||
258 | PROCEDURE NewVar* (): LOCALVAR; |
||
259 | VAR |
||
260 | lvar: LOCALVAR; |
||
261 | citem: C.ITEM; |
||
262 | |||
263 | BEGIN |
||
264 | citem := C.pop(variables); |
||
265 | IF citem = NIL THEN |
||
266 | NEW(lvar) |
||
267 | ELSE |
||
268 | lvar := citem(LOCALVAR) |
||
269 | END; |
||
270 | |||
271 | lvar.count := 0 |
||
272 | |||
273 | RETURN lvar |
||
274 | END NewVar; |
||
275 | |||
276 | |||
277 | PROCEDURE setlast* (cmd: COMMAND); |
||
278 | BEGIN |
||
279 | codes.last := cmd |
||
280 | END setlast; |
||
281 | |||
282 | |||
283 | PROCEDURE getlast* (): COMMAND; |
||
284 | RETURN codes.last |
||
285 | END getlast; |
||
286 | |||
287 | |||
288 | PROCEDURE PutByte (b: BYTE); |
||
289 | BEGIN |
||
290 | CHL.PushByte(codes.data, b) |
||
291 | END PutByte; |
||
292 | |||
293 | |||
294 | PROCEDURE putstr* (s: ARRAY OF CHAR): INTEGER; |
||
295 | VAR |
||
296 | i, n, res: INTEGER; |
||
297 | BEGIN |
||
298 | res := CHL.Length(codes.data); |
||
299 | |||
300 | i := 0; |
||
301 | n := LENGTH(s); |
||
302 | WHILE i < n DO |
||
303 | PutByte(ORD(s[i])); |
||
304 | INC(i) |
||
305 | END; |
||
306 | |||
307 | PutByte(0) |
||
308 | |||
309 | RETURN res |
||
310 | END putstr; |
||
311 | |||
312 | |||
313 | PROCEDURE putstr1* (c: INTEGER): INTEGER; |
||
314 | VAR |
||
315 | res: INTEGER; |
||
316 | |||
317 | BEGIN |
||
318 | IF codes.charoffs[c] = -1 THEN |
||
319 | res := CHL.Length(codes.data); |
||
320 | PutByte(c); |
||
321 | PutByte(0); |
||
322 | codes.charoffs[c] := res |
||
323 | ELSE |
||
324 | res := codes.charoffs[c] |
||
325 | END |
||
326 | |||
327 | RETURN res |
||
328 | END putstr1; |
||
329 | |||
330 | |||
331 | PROCEDURE putstrW* (s: ARRAY OF CHAR): INTEGER; |
||
332 | VAR |
||
333 | i, n, res: INTEGER; |
||
334 | |||
335 | BEGIN |
||
336 | res := CHL.Length(codes.data); |
||
337 | |||
338 | IF ODD(res) THEN |
||
339 | PutByte(0); |
||
340 | INC(res) |
||
341 | END; |
||
342 | |||
343 | n := STRINGS.Utf8To16(s, codes.wstr); |
||
344 | |||
345 | i := 0; |
||
346 | WHILE i < n DO |
||
8097 | maxcodehac | 347 | IF TARGETS.LittleEndian THEN |
7983 | leency | 348 | PutByte(ORD(codes.wstr[i]) MOD 256); |
349 | PutByte(ORD(codes.wstr[i]) DIV 256) |
||
8097 | maxcodehac | 350 | ELSE |
7983 | leency | 351 | PutByte(ORD(codes.wstr[i]) DIV 256); |
352 | PutByte(ORD(codes.wstr[i]) MOD 256) |
||
353 | END; |
||
354 | INC(i) |
||
355 | END; |
||
356 | |||
357 | PutByte(0); |
||
358 | PutByte(0) |
||
359 | |||
360 | RETURN res |
||
361 | END putstrW; |
||
362 | |||
363 | |||
364 | PROCEDURE putstrW1* (c: INTEGER): INTEGER; |
||
365 | VAR |
||
366 | res: INTEGER; |
||
367 | |||
368 | BEGIN |
||
369 | IF codes.wcharoffs[c] = -1 THEN |
||
370 | res := CHL.Length(codes.data); |
||
371 | |||
372 | IF ODD(res) THEN |
||
373 | PutByte(0); |
||
374 | INC(res) |
||
375 | END; |
||
376 | |||
8097 | maxcodehac | 377 | IF TARGETS.LittleEndian THEN |
7983 | leency | 378 | PutByte(c MOD 256); |
379 | PutByte(c DIV 256) |
||
8097 | maxcodehac | 380 | ELSE |
7983 | leency | 381 | PutByte(c DIV 256); |
382 | PutByte(c MOD 256) |
||
383 | END; |
||
384 | |||
385 | PutByte(0); |
||
386 | PutByte(0); |
||
387 | |||
388 | codes.wcharoffs[c] := res |
||
389 | ELSE |
||
390 | res := codes.wcharoffs[c] |
||
391 | END |
||
392 | |||
393 | RETURN res |
||
394 | END putstrW1; |
||
395 | |||
396 | |||
397 | PROCEDURE push (stk: CMDSTACK; cmd: COMMAND); |
||
398 | BEGIN |
||
399 | INC(stk.top); |
||
400 | stk.data[stk.top] := cmd |
||
401 | END push; |
||
402 | |||
403 | |||
404 | PROCEDURE pop (stk: CMDSTACK): COMMAND; |
||
405 | VAR |
||
406 | res: COMMAND; |
||
407 | BEGIN |
||
408 | res := stk.data[stk.top]; |
||
409 | DEC(stk.top) |
||
410 | RETURN res |
||
411 | END pop; |
||
412 | |||
413 | |||
8097 | maxcodehac | 414 | PROCEDURE pushBegEnd* (VAR beg, _end: COMMAND); |
7983 | leency | 415 | BEGIN |
416 | push(codes.begcall, beg); |
||
8097 | maxcodehac | 417 | push(codes.endcall, _end); |
7983 | leency | 418 | beg := codes.last; |
8097 | maxcodehac | 419 | _end := beg.next(COMMAND) |
7983 | leency | 420 | END pushBegEnd; |
421 | |||
422 | |||
8097 | maxcodehac | 423 | PROCEDURE popBegEnd* (VAR beg, _end: COMMAND); |
7983 | leency | 424 | BEGIN |
425 | beg := pop(codes.begcall); |
||
8097 | maxcodehac | 426 | _end := pop(codes.endcall) |
7983 | leency | 427 | END popBegEnd; |
428 | |||
429 | |||
430 | PROCEDURE AddRec* (base: INTEGER); |
||
431 | BEGIN |
||
432 | CHL.PushInt(codes.types, base) |
||
433 | END AddRec; |
||
434 | |||
435 | |||
436 | PROCEDURE insert (cur, nov: COMMAND); |
||
437 | VAR |
||
438 | old_opcode, param2: INTEGER; |
||
439 | |||
440 | |||
441 | PROCEDURE set (cur: COMMAND; opcode, param2: INTEGER); |
||
442 | BEGIN |
||
443 | cur.opcode := opcode; |
||
444 | cur.param1 := cur.param2; |
||
445 | cur.param2 := param2 |
||
446 | END set; |
||
447 | |||
448 | |||
449 | BEGIN |
||
450 | IF CPU IN {TARGETS.cpuX86, TARGETS.cpuAMD64, TARGETS.cpuMSP430} THEN |
||
451 | |||
452 | old_opcode := cur.opcode; |
||
453 | param2 := nov.param2; |
||
454 | |||
455 | IF (nov.opcode = opPARAM) & (param2 = 1) THEN |
||
456 | |||
457 | CASE old_opcode OF |
||
458 | |opGLOAD64: cur.opcode := opGLOAD64_PARAM |
||
459 | |opLLOAD64: cur.opcode := opLLOAD64_PARAM |
||
460 | |opLOAD64: cur.opcode := opLOAD64_PARAM |
||
461 | |opGLOAD32: cur.opcode := opGLOAD32_PARAM |
||
462 | |opLLOAD32: cur.opcode := opLLOAD32_PARAM |
||
463 | |opLOAD32: cur.opcode := opLOAD32_PARAM |
||
464 | |opSADR: cur.opcode := opSADR_PARAM |
||
465 | |opVADR: cur.opcode := opVADR_PARAM |
||
466 | |opCONST: cur.opcode := opCONST_PARAM |
||
467 | ELSE |
||
468 | old_opcode := -1 |
||
469 | END |
||
470 | |||
471 | ELSIF old_opcode = opLADR THEN |
||
472 | |||
473 | CASE nov.opcode OF |
||
474 | |opSAVEC: set(cur, opLADR_SAVEC, param2) |
||
475 | |opSAVE: cur.opcode := opLADR_SAVE |
||
476 | |opINC: cur.opcode := opLADR_INC |
||
477 | |opDEC: cur.opcode := opLADR_DEC |
||
478 | |opINCB: cur.opcode := opLADR_INCB |
||
479 | |opDECB: cur.opcode := opLADR_DECB |
||
480 | |opINCL: cur.opcode := opLADR_INCL |
||
481 | |opEXCL: cur.opcode := opLADR_EXCL |
||
482 | |opUNPK: cur.opcode := opLADR_UNPK |
||
483 | |opINCC: set(cur, opLADR_INCC, param2) |
||
484 | |opINCCB: set(cur, opLADR_INCCB, param2) |
||
485 | |opDECCB: set(cur, opLADR_DECCB, param2) |
||
486 | |opINCLC: set(cur, opLADR_INCLC, param2) |
||
487 | |opEXCLC: set(cur, opLADR_EXCLC, param2) |
||
488 | ELSE |
||
489 | old_opcode := -1 |
||
490 | END |
||
491 | |||
492 | ELSIF (nov.opcode = opSAVEC) & (old_opcode = opGADR) THEN |
||
493 | set(cur, opGADR_SAVEC, param2) |
||
494 | |||
495 | ELSIF (nov.opcode = opMULC) & (old_opcode = opMULC) THEN |
||
496 | cur.param2 := param2 * cur.param2 |
||
497 | |||
8097 | maxcodehac | 498 | ELSIF (nov.opcode = opADDC) & (old_opcode = opADDC) THEN |
499 | cur.param2 := param2 + cur.param2 |
||
500 | |||
7983 | leency | 501 | ELSE |
502 | old_opcode := -1 |
||
503 | END |
||
504 | ELSE |
||
505 | old_opcode := -1 |
||
506 | END; |
||
507 | |||
508 | IF old_opcode = -1 THEN |
||
509 | LISTS.insert(codes.commands, cur, nov); |
||
510 | codes.last := nov |
||
511 | ELSE |
||
512 | C.push(commands, nov); |
||
513 | codes.last := cur |
||
514 | END |
||
515 | END insert; |
||
516 | |||
517 | |||
518 | PROCEDURE AddCmd* (opcode: INTEGER; param: INTEGER); |
||
519 | VAR |
||
520 | cmd: COMMAND; |
||
521 | BEGIN |
||
522 | cmd := NewCmd(); |
||
523 | cmd.opcode := opcode; |
||
524 | cmd.param1 := 0; |
||
525 | cmd.param2 := param; |
||
526 | insert(codes.last, cmd) |
||
527 | END AddCmd; |
||
528 | |||
529 | |||
530 | PROCEDURE AddCmd2* (opcode: INTEGER; param1, param2: INTEGER); |
||
531 | VAR |
||
532 | cmd: COMMAND; |
||
533 | BEGIN |
||
534 | cmd := NewCmd(); |
||
535 | cmd.opcode := opcode; |
||
536 | cmd.param1 := param1; |
||
537 | cmd.param2 := param2; |
||
538 | insert(codes.last, cmd) |
||
539 | END AddCmd2; |
||
540 | |||
541 | |||
542 | PROCEDURE Const* (val: INTEGER); |
||
543 | BEGIN |
||
544 | AddCmd(opCONST, val) |
||
545 | END Const; |
||
546 | |||
547 | |||
548 | PROCEDURE StrAdr* (adr: INTEGER); |
||
549 | BEGIN |
||
550 | AddCmd(opSADR, adr) |
||
551 | END StrAdr; |
||
552 | |||
553 | |||
554 | PROCEDURE Param1*; |
||
555 | BEGIN |
||
556 | AddCmd(opPARAM, 1) |
||
557 | END Param1; |
||
558 | |||
559 | |||
560 | PROCEDURE NewLabel* (): INTEGER; |
||
561 | BEGIN |
||
562 | INC(codes.lcount) |
||
563 | RETURN codes.lcount - 1 |
||
564 | END NewLabel; |
||
565 | |||
566 | |||
567 | PROCEDURE SetLabel* (label: INTEGER); |
||
568 | BEGIN |
||
569 | AddCmd2(opLABEL, label, 0) |
||
570 | END SetLabel; |
||
571 | |||
572 | |||
573 | PROCEDURE SetErrLabel* (errno: INTEGER); |
||
574 | BEGIN |
||
575 | codes.errlabels[errno] := NewLabel(); |
||
576 | SetLabel(codes.errlabels[errno]) |
||
577 | END SetErrLabel; |
||
578 | |||
579 | |||
580 | PROCEDURE AddCmd0* (opcode: INTEGER); |
||
581 | BEGIN |
||
582 | AddCmd(opcode, 0) |
||
583 | END AddCmd0; |
||
584 | |||
585 | |||
586 | PROCEDURE deleteVarList (list: LISTS.LIST); |
||
587 | VAR |
||
588 | last: LISTS.ITEM; |
||
589 | |||
590 | BEGIN |
||
591 | WHILE list.last # NIL DO |
||
592 | last := LISTS.pop(list); |
||
593 | C.push(variables, last) |
||
594 | END |
||
595 | END deleteVarList; |
||
596 | |||
597 | |||
598 | PROCEDURE delete (cmd: COMMAND); |
||
599 | BEGIN |
||
600 | IF cmd.variables # NIL THEN |
||
601 | deleteVarList(cmd.variables) |
||
602 | END; |
||
603 | LISTS.delete(codes.commands, cmd); |
||
604 | C.push(commands, cmd) |
||
605 | END delete; |
||
606 | |||
607 | |||
608 | PROCEDURE delete2* (first, last: LISTS.ITEM); |
||
609 | VAR |
||
610 | cur, next: LISTS.ITEM; |
||
611 | |||
612 | BEGIN |
||
613 | cur := first; |
||
614 | |||
615 | IF first # last THEN |
||
616 | REPEAT |
||
617 | next := cur.next; |
||
618 | LISTS.delete(codes.commands, cur); |
||
619 | C.push(commands, cur); |
||
620 | cur := next |
||
621 | UNTIL cur = last |
||
622 | END; |
||
623 | |||
624 | LISTS.delete(codes.commands, cur); |
||
625 | C.push(commands, cur) |
||
626 | END delete2; |
||
627 | |||
628 | |||
629 | PROCEDURE AddJmpCmd* (opcode: INTEGER; label: INTEGER); |
||
630 | VAR |
||
631 | prev: COMMAND; |
||
632 | not: BOOLEAN; |
||
633 | |||
634 | BEGIN |
||
635 | prev := codes.last; |
||
636 | not := prev.opcode = opNOT; |
||
637 | IF not THEN |
||
8097 | maxcodehac | 638 | IF opcode = opJNZ THEN |
639 | opcode := opJZ |
||
640 | ELSIF opcode = opJZ THEN |
||
641 | opcode := opJNZ |
||
7983 | leency | 642 | ELSE |
643 | not := FALSE |
||
644 | END |
||
645 | END; |
||
646 | |||
647 | AddCmd2(opcode, label, label); |
||
648 | |||
649 | IF not THEN |
||
650 | delete(prev) |
||
651 | END |
||
652 | END AddJmpCmd; |
||
653 | |||
654 | |||
8097 | maxcodehac | 655 | PROCEDURE AndOrOpt* (VAR label: INTEGER); |
656 | VAR |
||
657 | cur, prev: COMMAND; |
||
658 | i, op, l: INTEGER; |
||
659 | jz, not: BOOLEAN; |
||
660 | |||
661 | BEGIN |
||
662 | cur := codes.last; |
||
663 | not := cur.opcode = opNOT; |
||
664 | IF not THEN |
||
665 | cur := cur.prev(COMMAND) |
||
666 | END; |
||
667 | |||
668 | IF cur.opcode = opAND THEN |
||
669 | op := opAND |
||
670 | ELSIF cur.opcode = opOR THEN |
||
671 | op := opOR |
||
672 | ELSE |
||
673 | op := -1 |
||
674 | END; |
||
675 | |||
676 | cur := codes.last; |
||
677 | |||
678 | IF op # -1 THEN |
||
679 | IF not THEN |
||
680 | IF op = opAND THEN |
||
681 | op := opOR |
||
682 | ELSE (* op = opOR *) |
||
683 | op := opAND |
||
684 | END; |
||
685 | prev := cur.prev(COMMAND); |
||
686 | delete(cur); |
||
687 | cur := prev |
||
688 | END; |
||
689 | |||
690 | FOR i := 1 TO 9 DO |
||
691 | IF i = 8 THEN |
||
692 | l := cur.param1 |
||
693 | ELSIF i = 9 THEN |
||
694 | jz := cur.opcode = opJZ |
||
695 | END; |
||
696 | prev := cur.prev(COMMAND); |
||
697 | delete(cur); |
||
698 | cur := prev |
||
699 | END; |
||
700 | |||
701 | setlast(cur); |
||
702 | |||
703 | IF op = opAND THEN |
||
704 | label := l; |
||
705 | jz := ~jz |
||
706 | END; |
||
707 | |||
708 | IF jz THEN |
||
709 | AddJmpCmd(opJZ, label) |
||
710 | ELSE |
||
711 | AddJmpCmd(opJNZ, label) |
||
712 | END; |
||
713 | |||
714 | IF op = opOR THEN |
||
715 | SetLabel(l) |
||
716 | END |
||
717 | ELSE |
||
718 | AddJmpCmd(opJZ, label) |
||
719 | END; |
||
720 | |||
721 | setlast(codes.last) |
||
722 | END AndOrOpt; |
||
723 | |||
724 | |||
7983 | leency | 725 | PROCEDURE OnError* (line, error: INTEGER); |
726 | BEGIN |
||
727 | AddCmd2(opONERR, codes.errlabels[error], line) |
||
728 | END OnError; |
||
729 | |||
730 | |||
731 | PROCEDURE TypeGuard* (op, t: INTEGER; line, error: INTEGER); |
||
732 | VAR |
||
733 | label: INTEGER; |
||
734 | BEGIN |
||
735 | AddCmd(op, t); |
||
736 | label := NewLabel(); |
||
8097 | maxcodehac | 737 | AddJmpCmd(opJNZ, label); |
7983 | leency | 738 | OnError(line, error); |
739 | SetLabel(label) |
||
740 | END TypeGuard; |
||
741 | |||
742 | |||
743 | PROCEDURE TypeCheck* (t: INTEGER); |
||
744 | BEGIN |
||
745 | AddCmd(opIS, t) |
||
746 | END TypeCheck; |
||
747 | |||
748 | |||
749 | PROCEDURE TypeCheckRec* (t: INTEGER); |
||
750 | BEGIN |
||
751 | AddCmd(opISREC, t) |
||
752 | END TypeCheckRec; |
||
753 | |||
754 | |||
755 | PROCEDURE New* (size, typenum: INTEGER); |
||
756 | BEGIN |
||
757 | AddCmd2(opNEW, typenum, size) |
||
758 | END New; |
||
759 | |||
760 | |||
761 | PROCEDURE not*; |
||
762 | VAR |
||
763 | prev: COMMAND; |
||
764 | BEGIN |
||
765 | prev := codes.last; |
||
766 | IF prev.opcode = opNOT THEN |
||
767 | codes.last := prev.prev(COMMAND); |
||
768 | delete(prev) |
||
769 | ELSE |
||
770 | AddCmd0(opNOT) |
||
771 | END |
||
772 | END not; |
||
773 | |||
774 | |||
8097 | maxcodehac | 775 | PROCEDURE _ord*; |
776 | BEGIN |
||
777 | IF (codes.last.opcode # opAND) & (codes.last.opcode # opOR) THEN |
||
778 | AddCmd0(opORD) |
||
779 | END |
||
780 | END _ord; |
||
781 | |||
782 | |||
7983 | leency | 783 | PROCEDURE Enter* (label, params: INTEGER): COMMAND; |
784 | VAR |
||
785 | cmd: COMMAND; |
||
786 | |||
787 | BEGIN |
||
788 | cmd := NewCmd(); |
||
789 | cmd.opcode := opENTER; |
||
790 | cmd.param1 := label; |
||
791 | cmd.param3 := params; |
||
792 | cmd.allocReg := TRUE; |
||
793 | insert(codes.last, cmd) |
||
794 | |||
795 | RETURN codes.last |
||
796 | END Enter; |
||
797 | |||
798 | |||
799 | PROCEDURE Leave* (result, float: BOOLEAN; locsize, paramsize: INTEGER): COMMAND; |
||
800 | BEGIN |
||
801 | IF result THEN |
||
802 | IF float THEN |
||
803 | AddCmd2(opLEAVEF, locsize, paramsize) |
||
804 | ELSE |
||
805 | AddCmd2(opLEAVER, locsize, paramsize) |
||
806 | END |
||
807 | ELSE |
||
808 | AddCmd2(opLEAVE, locsize, paramsize) |
||
809 | END |
||
810 | |||
811 | RETURN codes.last |
||
812 | END Leave; |
||
813 | |||
814 | |||
815 | PROCEDURE EnterC* (label: INTEGER): COMMAND; |
||
816 | BEGIN |
||
817 | SetLabel(label) |
||
818 | RETURN codes.last |
||
819 | END EnterC; |
||
820 | |||
821 | |||
822 | PROCEDURE LeaveC* (): COMMAND; |
||
823 | BEGIN |
||
824 | AddCmd0(opLEAVEC) |
||
825 | RETURN codes.last |
||
826 | END LeaveC; |
||
827 | |||
828 | |||
829 | PROCEDURE Call* (proc, callconv, fparams: INTEGER); |
||
830 | BEGIN |
||
831 | CASE callconv OF |
||
832 | |call_stack: AddJmpCmd(opCALL, proc) |
||
833 | |call_win64: AddJmpCmd(opWIN64CALL, proc) |
||
834 | |call_sysv: AddJmpCmd(opSYSVCALL, proc) |
||
835 | END; |
||
836 | codes.last(COMMAND).param2 := fparams |
||
837 | END Call; |
||
838 | |||
839 | |||
840 | PROCEDURE CallImp* (proc: LISTS.ITEM; callconv, fparams: INTEGER); |
||
841 | BEGIN |
||
842 | CASE callconv OF |
||
843 | |call_stack: AddJmpCmd(opCALLI, proc(IMPORT_PROC).label) |
||
844 | |call_win64: AddJmpCmd(opWIN64CALLI, proc(IMPORT_PROC).label) |
||
845 | |call_sysv: AddJmpCmd(opSYSVCALLI, proc(IMPORT_PROC).label) |
||
846 | END; |
||
847 | codes.last(COMMAND).param2 := fparams |
||
848 | END CallImp; |
||
849 | |||
850 | |||
851 | PROCEDURE CallP* (callconv, fparams: INTEGER); |
||
852 | BEGIN |
||
853 | CASE callconv OF |
||
854 | |call_stack: AddCmd0(opCALLP) |
||
855 | |call_win64: AddCmd(opWIN64CALLP, fparams) |
||
856 | |call_sysv: AddCmd(opSYSVCALLP, fparams) |
||
857 | END |
||
858 | END CallP; |
||
859 | |||
860 | |||
861 | PROCEDURE AssignProc* (proc: INTEGER); |
||
862 | BEGIN |
||
863 | AddJmpCmd(opSAVEP, proc) |
||
864 | END AssignProc; |
||
865 | |||
866 | |||
867 | PROCEDURE AssignImpProc* (proc: LISTS.ITEM); |
||
868 | BEGIN |
||
869 | AddJmpCmd(opSAVEIP, proc(IMPORT_PROC).label) |
||
870 | END AssignImpProc; |
||
871 | |||
872 | |||
873 | PROCEDURE PushProc* (proc: INTEGER); |
||
874 | BEGIN |
||
875 | AddJmpCmd(opPUSHP, proc) |
||
876 | END PushProc; |
||
877 | |||
878 | |||
879 | PROCEDURE PushImpProc* (proc: LISTS.ITEM); |
||
880 | BEGIN |
||
881 | AddJmpCmd(opPUSHIP, proc(IMPORT_PROC).label) |
||
882 | END PushImpProc; |
||
883 | |||
884 | |||
885 | PROCEDURE ProcCmp* (proc: INTEGER; eq: BOOLEAN); |
||
886 | BEGIN |
||
887 | IF eq THEN |
||
888 | AddJmpCmd(opEQP, proc) |
||
889 | ELSE |
||
890 | AddJmpCmd(opNEP, proc) |
||
891 | END |
||
892 | END ProcCmp; |
||
893 | |||
894 | |||
895 | PROCEDURE ProcImpCmp* (proc: LISTS.ITEM; eq: BOOLEAN); |
||
896 | BEGIN |
||
897 | IF eq THEN |
||
898 | AddJmpCmd(opEQIP, proc(IMPORT_PROC).label) |
||
899 | ELSE |
||
900 | AddJmpCmd(opNEIP, proc(IMPORT_PROC).label) |
||
901 | END |
||
902 | END ProcImpCmp; |
||
903 | |||
904 | |||
905 | PROCEDURE load* (size: INTEGER); |
||
906 | VAR |
||
907 | last: COMMAND; |
||
908 | |||
909 | BEGIN |
||
910 | last := codes.last; |
||
911 | CASE size OF |
||
912 | |1: |
||
913 | IF last.opcode = opLADR THEN |
||
914 | last.opcode := opLLOAD8 |
||
915 | ELSIF last.opcode = opVADR THEN |
||
916 | last.opcode := opVLOAD8 |
||
917 | ELSIF last.opcode = opGADR THEN |
||
918 | last.opcode := opGLOAD8 |
||
919 | ELSE |
||
920 | AddCmd0(opLOAD8) |
||
921 | END |
||
922 | |||
923 | |2: |
||
924 | IF last.opcode = opLADR THEN |
||
925 | last.opcode := opLLOAD16 |
||
926 | ELSIF last.opcode = opVADR THEN |
||
927 | last.opcode := opVLOAD16 |
||
928 | ELSIF last.opcode = opGADR THEN |
||
929 | last.opcode := opGLOAD16 |
||
930 | ELSE |
||
931 | AddCmd0(opLOAD16) |
||
932 | END |
||
933 | |||
934 | |4: |
||
935 | IF last.opcode = opLADR THEN |
||
936 | last.opcode := opLLOAD32 |
||
937 | ELSIF last.opcode = opVADR THEN |
||
938 | last.opcode := opVLOAD32 |
||
939 | ELSIF last.opcode = opGADR THEN |
||
940 | last.opcode := opGLOAD32 |
||
941 | ELSE |
||
942 | AddCmd0(opLOAD32) |
||
943 | END |
||
944 | |||
945 | |8: |
||
946 | IF last.opcode = opLADR THEN |
||
947 | last.opcode := opLLOAD64 |
||
948 | ELSIF last.opcode = opVADR THEN |
||
949 | last.opcode := opVLOAD64 |
||
950 | ELSIF last.opcode = opGADR THEN |
||
951 | last.opcode := opGLOAD64 |
||
952 | ELSE |
||
953 | AddCmd0(opLOAD64) |
||
954 | END |
||
955 | END |
||
956 | END load; |
||
957 | |||
958 | |||
959 | PROCEDURE SysPut* (size: INTEGER); |
||
960 | BEGIN |
||
961 | CASE size OF |
||
962 | |1: AddCmd0(opSAVE8) |
||
963 | |2: AddCmd0(opSAVE16) |
||
964 | |4: AddCmd0(opSAVE32) |
||
965 | |8: AddCmd0(opSAVE64) |
||
966 | END |
||
967 | END SysPut; |
||
968 | |||
969 | |||
970 | PROCEDURE savef* (inv: BOOLEAN); |
||
971 | BEGIN |
||
972 | IF inv THEN |
||
973 | AddCmd0(opSAVEFI) |
||
974 | ELSE |
||
975 | AddCmd0(opSAVEF) |
||
8097 | maxcodehac | 976 | END |
7983 | leency | 977 | END savef; |
978 | |||
979 | |||
980 | PROCEDURE saves* (offset, length: INTEGER); |
||
981 | BEGIN |
||
982 | AddCmd2(opSAVES, length, offset) |
||
983 | END saves; |
||
984 | |||
985 | |||
986 | PROCEDURE abs* (real: BOOLEAN); |
||
987 | BEGIN |
||
988 | IF real THEN |
||
989 | AddCmd0(opFABS) |
||
990 | ELSE |
||
991 | AddCmd0(opABS) |
||
992 | END |
||
993 | END abs; |
||
994 | |||
995 | |||
996 | PROCEDURE shift_minmax* (op: CHAR); |
||
997 | BEGIN |
||
998 | CASE op OF |
||
999 | |"A": AddCmd0(opASR) |
||
1000 | |"L": AddCmd0(opLSL) |
||
1001 | |"O": AddCmd0(opROR) |
||
1002 | |"R": AddCmd0(opLSR) |
||
1003 | |"m": AddCmd0(opMIN) |
||
1004 | |"x": AddCmd0(opMAX) |
||
1005 | END |
||
1006 | END shift_minmax; |
||
1007 | |||
1008 | |||
1009 | PROCEDURE shift_minmax1* (op: CHAR; x: INTEGER); |
||
1010 | BEGIN |
||
1011 | CASE op OF |
||
1012 | |"A": AddCmd(opASR1, x) |
||
1013 | |"L": AddCmd(opLSL1, x) |
||
1014 | |"O": AddCmd(opROR1, x) |
||
1015 | |"R": AddCmd(opLSR1, x) |
||
1016 | |"m": AddCmd(opMINC, x) |
||
1017 | |"x": AddCmd(opMAXC, x) |
||
1018 | END |
||
1019 | END shift_minmax1; |
||
1020 | |||
1021 | |||
1022 | PROCEDURE shift_minmax2* (op: CHAR; x: INTEGER); |
||
1023 | BEGIN |
||
1024 | CASE op OF |
||
1025 | |"A": AddCmd(opASR2, x) |
||
1026 | |"L": AddCmd(opLSL2, x) |
||
1027 | |"O": AddCmd(opROR2, x) |
||
1028 | |"R": AddCmd(opLSR2, x) |
||
1029 | |"m": AddCmd(opMINC, x) |
||
1030 | |"x": AddCmd(opMAXC, x) |
||
1031 | END |
||
1032 | END shift_minmax2; |
||
1033 | |||
1034 | |||
1035 | PROCEDURE len* (dim: INTEGER); |
||
1036 | BEGIN |
||
1037 | AddCmd(opLEN, dim) |
||
1038 | END len; |
||
1039 | |||
1040 | |||
8097 | maxcodehac | 1041 | PROCEDURE Float* (r: REAL; line, col: INTEGER); |
7983 | leency | 1042 | VAR |
1043 | cmd: COMMAND; |
||
1044 | |||
1045 | BEGIN |
||
1046 | cmd := NewCmd(); |
||
1047 | cmd.opcode := opCONSTF; |
||
1048 | cmd.float := r; |
||
8097 | maxcodehac | 1049 | cmd.param1 := line; |
1050 | cmd.param2 := col; |
||
1051 | insert(codes.last, cmd) |
||
7983 | leency | 1052 | END Float; |
1053 | |||
1054 | |||
1055 | PROCEDURE drop*; |
||
1056 | BEGIN |
||
1057 | AddCmd0(opDROP) |
||
1058 | END drop; |
||
1059 | |||
1060 | |||
8097 | maxcodehac | 1061 | PROCEDURE _case* (a, b, L, R: INTEGER); |
7983 | leency | 1062 | VAR |
1063 | cmd: COMMAND; |
||
1064 | |||
1065 | BEGIN |
||
1066 | IF a = b THEN |
||
1067 | cmd := NewCmd(); |
||
1068 | cmd.opcode := opCASELR; |
||
1069 | cmd.param1 := a; |
||
1070 | cmd.param2 := L; |
||
1071 | cmd.param3 := R; |
||
1072 | insert(codes.last, cmd) |
||
1073 | ELSE |
||
1074 | AddCmd2(opCASEL, a, L); |
||
1075 | AddCmd2(opCASER, b, R) |
||
1076 | END |
||
8097 | maxcodehac | 1077 | END _case; |
7983 | leency | 1078 | |
1079 | |||
8097 | maxcodehac | 1080 | PROCEDURE fname* (name: PATHS.PATH); |
1081 | VAR |
||
1082 | cmd: FNAMECMD; |
||
1083 | |||
7983 | leency | 1084 | BEGIN |
8097 | maxcodehac | 1085 | NEW(cmd); |
1086 | cmd.opcode := opFNAME; |
||
1087 | cmd.fname := name; |
||
1088 | insert(codes.last, cmd) |
||
1089 | END fname; |
||
7983 | leency | 1090 | |
1091 | |||
1092 | PROCEDURE AddExp* (label: INTEGER; name: SCAN.LEXSTR); |
||
1093 | VAR |
||
1094 | exp: EXPORT_PROC; |
||
1095 | |||
1096 | BEGIN |
||
1097 | NEW(exp); |
||
1098 | exp.label := label; |
||
1099 | exp.name := name; |
||
1100 | LISTS.push(codes.export, exp) |
||
1101 | END AddExp; |
||
1102 | |||
1103 | |||
1104 | PROCEDURE AddImp* (dll, proc: SCAN.LEXSTR): IMPORT_PROC; |
||
1105 | VAR |
||
1106 | lib: IMPORT_LIB; |
||
1107 | p: IMPORT_PROC; |
||
1108 | |||
1109 | BEGIN |
||
8097 | maxcodehac | 1110 | lib := codes._import.first(IMPORT_LIB); |
7983 | leency | 1111 | WHILE (lib # NIL) & (lib.name # dll) DO |
1112 | lib := lib.next(IMPORT_LIB) |
||
1113 | END; |
||
1114 | |||
1115 | IF lib = NIL THEN |
||
1116 | NEW(lib); |
||
1117 | lib.name := dll; |
||
1118 | lib.procs := LISTS.create(NIL); |
||
8097 | maxcodehac | 1119 | LISTS.push(codes._import, lib) |
7983 | leency | 1120 | END; |
1121 | |||
1122 | p := lib.procs.first(IMPORT_PROC); |
||
1123 | WHILE (p # NIL) & (p.name # proc) DO |
||
1124 | p := p.next(IMPORT_PROC) |
||
1125 | END; |
||
1126 | |||
1127 | IF p = NIL THEN |
||
1128 | NEW(p); |
||
1129 | p.name := proc; |
||
1130 | p.label := NewLabel(); |
||
1131 | p.lib := lib; |
||
1132 | p.count := 1; |
||
1133 | LISTS.push(lib.procs, p) |
||
1134 | ELSE |
||
1135 | INC(p.count) |
||
1136 | END |
||
1137 | |||
1138 | RETURN p |
||
1139 | END AddImp; |
||
1140 | |||
1141 | |||
1142 | PROCEDURE DelImport* (imp: LISTS.ITEM); |
||
1143 | VAR |
||
1144 | lib: IMPORT_LIB; |
||
1145 | |||
1146 | BEGIN |
||
1147 | DEC(imp(IMPORT_PROC).count); |
||
1148 | IF imp(IMPORT_PROC).count = 0 THEN |
||
1149 | lib := imp(IMPORT_PROC).lib; |
||
1150 | LISTS.delete(lib.procs, imp); |
||
1151 | IF lib.procs.first = NIL THEN |
||
8097 | maxcodehac | 1152 | LISTS.delete(codes._import, lib) |
7983 | leency | 1153 | END |
1154 | END |
||
1155 | END DelImport; |
||
1156 | |||
1157 | |||
1158 | PROCEDURE init* (pCPU: INTEGER); |
||
1159 | VAR |
||
8097 | maxcodehac | 1160 | cmd: COMMAND; |
1161 | i: INTEGER; |
||
7983 | leency | 1162 | |
1163 | BEGIN |
||
1164 | commands := C.create(); |
||
1165 | variables := C.create(); |
||
1166 | |||
1167 | CPU := pCPU; |
||
1168 | |||
1169 | NEW(codes.begcall); |
||
1170 | codes.begcall.top := -1; |
||
1171 | NEW(codes.endcall); |
||
1172 | codes.endcall.top := -1; |
||
1173 | codes.commands := LISTS.create(NIL); |
||
1174 | codes.export := LISTS.create(NIL); |
||
8097 | maxcodehac | 1175 | codes._import := LISTS.create(NIL); |
7983 | leency | 1176 | codes.types := CHL.CreateIntList(); |
1177 | codes.data := CHL.CreateByteList(); |
||
1178 | |||
1179 | NEW(cmd); cmd.opcode := opNOP; LISTS.push(codes.commands, cmd); |
||
1180 | codes.last := cmd; |
||
1181 | NEW(cmd); cmd.opcode := opNOP; LISTS.push(codes.commands, cmd); |
||
1182 | |||
1183 | AddRec(0); |
||
1184 | |||
1185 | codes.lcount := 0; |
||
1186 | |||
1187 | FOR i := 0 TO LEN(codes.charoffs) - 1 DO |
||
1188 | codes.charoffs[i] := -1 |
||
1189 | END; |
||
1190 | |||
1191 | FOR i := 0 TO LEN(codes.wcharoffs) - 1 DO |
||
1192 | codes.wcharoffs[i] := -1 |
||
1193 | END |
||
1194 | |||
1195 | END init; |
||
1196 | |||
1197 | |||
1198 | END IL.>> |