CPE.txt 36 KB

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  1. MODULE LindevCPE;
  2. (* THIS IS TEXT COPY OF CPE.odc *)
  3. (* DO NOT EDIT *)
  4. IMPORT SYSTEM, (*Dates,*) DevCPM := LindevCPM, DevCPT := LindevCPT;
  5. CONST
  6. (* item base modes (=object modes) *)
  7. Var = 1; VarPar = 2; Con = 3; LProc = 6; XProc = 7; CProc = 9; IProc = 10; TProc = 13;
  8. (* structure forms *)
  9. Undef = 0; Byte = 1; Bool = 2; Char8 = 3; Int8 = 4; Int16 = 5; Int32 = 6;
  10. Real32 = 7; Real64 = 8; Set = 9; String8 = 10; NilTyp = 11; NoTyp = 12;
  11. Pointer = 13; ProcTyp = 14; Comp = 15;
  12. Char16 = 16; String16 = 17; Int64 = 18; Guid = 23;
  13. (* composite structure forms *)
  14. Basic = 1; Array = 2; DynArr = 3; Record = 4;
  15. (* object modes *)
  16. Fld = 4; Typ = 5; Head = 12;
  17. (* module visibility of objects *)
  18. internal = 0; external = 1; externalR = 2; inPar = 3; outPar = 4;
  19. (* history of imported objects *)
  20. inserted = 0; same = 1; pbmodified = 2; pvmodified = 3; removed = 4; inconsistent = 5;
  21. (* attribute flags (attr.adr, struct.attribute, proc.conval.setval)*)
  22. newAttr = 16; absAttr = 17; limAttr = 18; empAttr = 19; extAttr = 20;
  23. (* meta interface consts *)
  24. mConst = 1; mTyp = 2; mVar = 3; mProc = 4; mField = 5;
  25. mBool = 1; mChar8 = 2; mChar16 = 3; mInt8 = 4; mInt16 = 5; mInt32 = 6;
  26. mReal32 = 7; mReal64 = 8; mSet = 9; mInt64 = 10; mAnyRec = 11; mAnyPtr = 12; mSysPtr = 13;
  27. mProctyp = 0; mRecord = 1; mArray = 2; mPointer = 3;
  28. mInternal = 1; mReadonly = 2; mPrivate = 3; mExported = 4;
  29. mValue = 10; mInPar = 11; mOutPar = 12; mVarPar = 13;
  30. mInterface = 32; mGuid = 33; mResult = 34;
  31. (* sysflag *)
  32. untagged = 1; noAlign = 3; union = 7; interface = 10;
  33. (* fixup types *)
  34. absolute = 100; relative = 101; copy = 102; table = 103; tableend = 104; short = 105;
  35. (* kernel flags *)
  36. iptrs = 30;
  37. expAllFields = TRUE;
  38. (* implementation restrictions *)
  39. CodeBlocks = 512;
  40. CodeLength = 16384;
  41. MaxNameTab = 800000H;
  42. useAllRef = FALSE;
  43. outSignatures = TRUE;
  44. TYPE
  45. CodeBlock = POINTER TO ARRAY CodeLength OF SHORTCHAR;
  46. VAR
  47. pc*: INTEGER;
  48. dsize*: INTEGER; (* global data size *)
  49. KNewRec*, KNewArr*: DevCPT.Object;
  50. closeLbl*: INTEGER;
  51. CaseLinks*: DevCPT.LinkList;
  52. processor: INTEGER;
  53. bigEndian: BOOLEAN;
  54. procVarIndirect: BOOLEAN;
  55. idx8, idx16, idx32, idx64, namex, nofptrs, headSize: INTEGER;
  56. Const8, Const16, Const32, Const64, Code, Data, Meta, Mod, Proc, nameList, descList, untgd: DevCPT.Object;
  57. outRef, outAllRef, outURef, outSrc, outObj: BOOLEAN;
  58. codePos, srcPos: INTEGER;
  59. options: SET;
  60. code: ARRAY CodeBlocks OF CodeBlock;
  61. actual: CodeBlock;
  62. actIdx, blkIdx: INTEGER;
  63. CodeOvF: BOOLEAN;
  64. zero: ARRAY 16 OF SHORTCHAR; (* all 0X *)
  65. imports: INTEGER;
  66. dllList, dllLast: DevCPT.Object;
  67. PROCEDURE GetLongWords* (con: DevCPT.Const; OUT hi, low: INTEGER);
  68. CONST N = 4294967296.0; (* 2^32 *)
  69. VAR rh, rl: REAL;
  70. BEGIN
  71. rl := con.intval; rh := con.realval / N;
  72. IF rh >= MAX(INTEGER) + 1.0 THEN rh := rh - 1; rl := rl + N
  73. ELSIF rh < MIN(INTEGER) THEN rh := rh + 1; rl := rl - N
  74. END;
  75. hi := SHORT(ENTIER(rh));
  76. rl := rl + (rh - hi) * N;
  77. IF rl < 0 THEN hi := hi - 1; rl := rl + N
  78. ELSIF rl >= N THEN hi := hi + 1; rl := rl - N
  79. END;
  80. IF rl >= MAX(INTEGER) + 1.0 THEN rl := rl - N END;
  81. low := SHORT(ENTIER(rl))
  82. (*
  83. hi := SHORT(ENTIER((con.realval + con.intval) / 4294967296.0));
  84. r := con.realval + con.intval - hi * 4294967296.0;
  85. IF r > MAX(INTEGER) THEN r := r - 4294967296.0 END;
  86. low := SHORT(ENTIER(r))
  87. *)
  88. END GetLongWords;
  89. PROCEDURE GetRealWord* (con: DevCPT.Const; OUT x: INTEGER);
  90. VAR r: SHORTREAL;
  91. BEGIN
  92. r := SHORT(con.realval); x := SYSTEM.VAL(INTEGER, r)
  93. END GetRealWord;
  94. PROCEDURE GetRealWords* (con: DevCPT.Const; OUT hi, low: INTEGER);
  95. TYPE A = ARRAY 2 OF INTEGER;
  96. VAR a: A;
  97. BEGIN
  98. a := SYSTEM.VAL(A, con.realval);
  99. IF DevCPM.LEHost THEN hi := a[1]; low := a[0] ELSE hi := a[0]; low := a[1] END
  100. END GetRealWords;
  101. PROCEDURE AllocConst* (con: DevCPT.Const; form: BYTE; VAR obj: DevCPT.Object; VAR adr: INTEGER);
  102. VAR c: DevCPT.Const;
  103. BEGIN
  104. INCL(con.setval, form);
  105. CASE form OF
  106. | String8:
  107. obj := Const8; c := obj.conval;
  108. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.intval2 # c.intval2) OR (con.ext^ # c.ext^)) DO c := c.link END;
  109. IF c = NIL THEN adr := idx8; INC(idx8, (con.intval2 + 3) DIV 4 * 4) END
  110. | String16:
  111. obj := Const16; c := obj.conval;
  112. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.intval2 # c.intval2) OR (con.ext^ # c.ext^)) DO c := c.link END;
  113. IF c = NIL THEN adr := idx16; INC(idx16, (con.intval2 + 1) DIV 2 * 4) END
  114. | Int64:
  115. obj := Const64; c := obj.conval;
  116. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.intval # c.intval2) OR (con.realval # c.realval)) DO
  117. c := c.link
  118. END;
  119. IF c = NIL THEN con.intval2 := con.intval; adr := idx64; INC(idx64, 8) END
  120. | Real32:
  121. obj := Const32; c := obj.conval;
  122. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.realval # c.realval)) DO c := c.link END;
  123. IF c = NIL THEN adr := idx32; INC(idx32, 4) END
  124. | Real64:
  125. obj := Const64; c := obj.conval;
  126. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.realval # c.realval)) DO c := c.link END;
  127. IF c = NIL THEN adr := idx64; INC(idx64, 8) END
  128. | Guid:
  129. obj := Const32; c := obj.conval;
  130. WHILE (c # NIL) & ((con.setval # c.setval) OR (con.intval2 # c.intval2) OR (con.ext^ # c.ext^)) DO c := c.link END;
  131. IF c = NIL THEN adr := idx32; INC(idx32, 16) END
  132. END;
  133. IF c = NIL THEN con.link := obj.conval; obj.conval := con ELSE adr := c.intval END;
  134. con.intval := adr
  135. END AllocConst;
  136. PROCEDURE AllocTypDesc* (typ: DevCPT.Struct); (* typ.comp = Record *)
  137. VAR obj: DevCPT.Object; name: DevCPT.Name;
  138. BEGIN
  139. IF typ.strobj = NIL THEN
  140. name := "@"; DevCPT.Insert(name, obj); obj.name := DevCPT.null; (* avoid err 1 *)
  141. obj.mode := Typ; obj.typ := typ; typ.strobj := obj
  142. END
  143. END AllocTypDesc;
  144. PROCEDURE PutByte* (a, x: INTEGER);
  145. BEGIN
  146. code[a DIV CodeLength]^[a MOD CodeLength] := SHORT(CHR(x MOD 256))
  147. END PutByte;
  148. PROCEDURE PutShort* (a, x: INTEGER);
  149. BEGIN
  150. IF bigEndian THEN
  151. PutByte(a, x DIV 256); PutByte(a + 1, x)
  152. ELSE
  153. PutByte(a, x); PutByte(a + 1, x DIV 256)
  154. END
  155. END PutShort;
  156. PROCEDURE PutWord* (a, x: INTEGER);
  157. BEGIN
  158. IF bigEndian THEN
  159. PutByte(a, x DIV 1000000H); PutByte(a + 1, x DIV 10000H);
  160. PutByte(a + 2, x DIV 256); PutByte(a + 3, x)
  161. ELSE
  162. PutByte(a, x); PutByte(a + 1, x DIV 256);
  163. PutByte(a + 2, x DIV 10000H); PutByte(a + 3, x DIV 1000000H)
  164. END
  165. END PutWord;
  166. PROCEDURE ThisByte* (a: INTEGER): INTEGER;
  167. BEGIN
  168. RETURN ORD(code[a DIV CodeLength]^[a MOD CodeLength])
  169. END ThisByte;
  170. PROCEDURE ThisShort* (a: INTEGER): INTEGER;
  171. BEGIN
  172. IF bigEndian THEN
  173. RETURN ThisByte(a) * 256 + ThisByte(a+1)
  174. ELSE
  175. RETURN ThisByte(a+1) * 256 + ThisByte(a)
  176. END
  177. END ThisShort;
  178. PROCEDURE ThisWord* (a: INTEGER): INTEGER;
  179. BEGIN
  180. IF bigEndian THEN
  181. RETURN ((ThisByte(a) * 256 + ThisByte(a+1)) * 256 + ThisByte(a+2)) * 256 + ThisByte(a+3)
  182. ELSE
  183. RETURN ((ThisByte(a+3) * 256 + ThisByte(a+2)) * 256 + ThisByte(a+1)) * 256 + ThisByte(a)
  184. END
  185. END ThisWord;
  186. PROCEDURE GenByte* (x: INTEGER);
  187. BEGIN
  188. IF actIdx >= CodeLength THEN
  189. IF blkIdx < CodeBlocks THEN
  190. NEW(actual); code[blkIdx] := actual; INC(blkIdx); actIdx := 0
  191. ELSE
  192. IF ~CodeOvF THEN DevCPM.err(210); CodeOvF := TRUE END;
  193. actIdx := 0; pc := 0
  194. END
  195. END;
  196. actual^[actIdx] := SHORT(CHR(x MOD 256)); INC(actIdx); INC(pc)
  197. END GenByte;
  198. PROCEDURE GenShort* (x: INTEGER);
  199. BEGIN
  200. IF bigEndian THEN
  201. GenByte(x DIV 256); GenByte(x)
  202. ELSE
  203. GenByte(x); GenByte(x DIV 256)
  204. END
  205. END GenShort;
  206. PROCEDURE GenWord* (x: INTEGER);
  207. BEGIN
  208. IF bigEndian THEN
  209. GenByte(x DIV 1000000H); GenByte(x DIV 10000H); GenByte(x DIV 256); GenByte(x)
  210. ELSE
  211. GenByte(x); GenByte(x DIV 256); GenByte(x DIV 10000H); GenByte(x DIV 1000000H)
  212. END
  213. END GenWord;
  214. PROCEDURE WriteCode;
  215. VAR i, j, k, n: INTEGER; b: CodeBlock;
  216. BEGIN
  217. j := 0; k := 0;
  218. WHILE j < pc DO
  219. n := pc - j; i := 0; b := code[k];
  220. IF n > CodeLength THEN n := CodeLength END;
  221. WHILE i < n DO DevCPM.ObjW(b^[i]); INC(i) END;
  222. INC(j, n); INC(k)
  223. END
  224. END WriteCode;
  225. PROCEDURE OffsetLink* (obj: DevCPT.Object; offs: INTEGER): DevCPT.LinkList;
  226. VAR link: DevCPT.LinkList; m: DevCPT.Object;
  227. BEGIN
  228. ASSERT((obj.mode # Typ) OR (obj.typ # DevCPT.int32typ));
  229. ASSERT((obj.mode # Typ) OR (obj.typ # DevCPT.iunktyp) & (obj.typ # DevCPT.guidtyp));
  230. IF obj.mnolev >= 0 THEN (* not imported *)
  231. CASE obj.mode OF
  232. | Typ: IF obj.links = NIL THEN obj.link := descList; descList := obj END
  233. | TProc: IF obj.adr = -1 THEN obj := obj.nlink ELSE offs := offs + obj.adr; obj := Code END
  234. | Var: offs := offs + dsize; obj := Data
  235. | Con, IProc, XProc, LProc:
  236. END
  237. ELSIF obj.mode = Typ THEN
  238. IF obj.typ.untagged THEN (* add desc for imported untagged types *)
  239. IF obj.links = NIL THEN obj.link := descList; descList := obj END
  240. ELSE
  241. m := DevCPT.GlbMod[-obj.mnolev];
  242. IF m.library # NIL THEN RETURN NIL END (* type import from dll *)
  243. END
  244. END;
  245. link := obj.links;
  246. WHILE (link # NIL) & (link.offset # offs) DO link := link.next END;
  247. IF link = NIL THEN
  248. NEW(link); link.offset := offs; link.linkadr := 0;
  249. link.next := obj.links; obj.links := link
  250. END;
  251. RETURN link
  252. END OffsetLink;
  253. PROCEDURE TypeObj* (typ: DevCPT.Struct): DevCPT.Object;
  254. VAR obj: DevCPT.Object;
  255. BEGIN
  256. obj := typ.strobj;
  257. IF obj = NIL THEN
  258. obj := DevCPT.NewObj(); obj.leaf := TRUE; obj.mnolev := 0;
  259. obj.name := DevCPT.null; obj.mode := Typ; obj.typ := typ; typ.strobj := obj
  260. END;
  261. RETURN obj
  262. END TypeObj;
  263. PROCEDURE Align (n: INTEGER);
  264. VAR p: INTEGER;
  265. BEGIN
  266. p := DevCPM.ObjLen();
  267. DevCPM.ObjWBytes(zero, (-p) MOD n)
  268. END Align;
  269. PROCEDURE OutName (VAR name: ARRAY OF SHORTCHAR);
  270. VAR ch: SHORTCHAR; i: SHORTINT;
  271. BEGIN i := 0;
  272. REPEAT ch := name[i]; DevCPM.ObjW(ch); INC(i) UNTIL ch = 0X
  273. END OutName;
  274. PROCEDURE Out2 (x: INTEGER); (* byte ordering must correspond to target machine *)
  275. BEGIN
  276. IF bigEndian THEN
  277. DevCPM.ObjW(SHORT(CHR(x DIV 256))); DevCPM.ObjW(SHORT(CHR(x)))
  278. ELSE
  279. DevCPM.ObjW(SHORT(CHR(x))); DevCPM.ObjW(SHORT(CHR(x DIV 256)))
  280. END
  281. END Out2;
  282. PROCEDURE Out4 (x: INTEGER); (* byte ordering must correspond to target machine *)
  283. BEGIN
  284. IF bigEndian THEN
  285. DevCPM.ObjW(SHORT(CHR(x DIV 1000000H))); DevCPM.ObjW(SHORT(CHR(x DIV 10000H)));
  286. DevCPM.ObjW(SHORT(CHR(x DIV 256))); DevCPM.ObjW(SHORT(CHR(x)))
  287. ELSE
  288. DevCPM.ObjWLInt(x)
  289. END
  290. END Out4;
  291. PROCEDURE OutReference (obj: DevCPT.Object; offs, typ: INTEGER);
  292. VAR link: DevCPT.LinkList;
  293. BEGIN
  294. link := OffsetLink(obj, offs);
  295. IF link # NIL THEN
  296. Out4(typ * 1000000H + link.linkadr MOD 1000000H);
  297. link.linkadr := -(DevCPM.ObjLen() - headSize - 4)
  298. ELSE Out4(0)
  299. END
  300. END OutReference;
  301. PROCEDURE FindPtrs (typ: DevCPT.Struct; adr: INTEGER; ip: BOOLEAN; VAR num: INTEGER);
  302. VAR fld: DevCPT.Object; btyp: DevCPT.Struct; i, n: INTEGER;
  303. BEGIN
  304. IF typ.form = Pointer THEN
  305. IF ip & (typ.sysflag = interface)
  306. OR ~ip & ~typ.untagged THEN Out4(adr); INC(num) END
  307. ELSIF (typ.comp = Record) & (typ.sysflag # union) THEN
  308. btyp := typ.BaseTyp;
  309. IF btyp # NIL THEN FindPtrs(btyp, adr, ip, num) END ;
  310. fld := typ.link;
  311. WHILE (fld # NIL) & (fld.mode = Fld) DO
  312. IF ip & (fld.name^ = DevCPM.HdUtPtrName) & (fld.sysflag = interface)
  313. OR ~ip & (fld.name^ = DevCPM.HdPtrName) THEN Out4(fld.adr + adr); INC(num)
  314. ELSE FindPtrs(fld.typ, fld.adr + adr, ip, num)
  315. END;
  316. fld := fld.link
  317. END
  318. ELSIF typ.comp = Array THEN
  319. btyp := typ.BaseTyp; n := typ.n;
  320. WHILE btyp.comp = Array DO n := btyp.n * n; btyp := btyp.BaseTyp END ;
  321. IF (btyp.form = Pointer) OR (btyp.comp = Record) THEN
  322. i := num; FindPtrs(btyp, adr, ip, num);
  323. IF num # i THEN i := 1;
  324. WHILE i < n DO
  325. INC(adr, btyp.size); FindPtrs(btyp, adr, ip, num); INC(i)
  326. END
  327. END
  328. END
  329. END
  330. END FindPtrs;
  331. PROCEDURE OutRefName* (VAR name: ARRAY OF SHORTCHAR);
  332. BEGIN
  333. DevCPM.ObjW(0FCX); DevCPM.ObjWNum(pc); OutName(name)
  334. END OutRefName;
  335. PROCEDURE OutRefs* (obj: DevCPT.Object);
  336. VAR f: BYTE;
  337. BEGIN
  338. IF outRef & (obj # NIL) THEN
  339. OutRefs(obj.left);
  340. IF ((obj.mode = Var) OR (obj.mode = VarPar)) & (obj.history # removed) & (obj.name[0] # "@") THEN
  341. f := obj.typ.form;
  342. IF (f IN {Byte .. Set, Pointer, ProcTyp, Char16, Int64})
  343. OR outURef & (obj.typ.comp # DynArr)
  344. OR outAllRef & ~obj.typ.untagged
  345. OR (obj.typ.comp = Array) & (obj.typ.BaseTyp.form = Char8) THEN
  346. IF obj.mode = Var THEN DevCPM.ObjW(0FDX) ELSE DevCPM.ObjW(0FFX) END;
  347. IF obj.typ = DevCPT.anyptrtyp THEN DevCPM.ObjW(SHORT(CHR(mAnyPtr)))
  348. ELSIF obj.typ = DevCPT.anytyp THEN DevCPM.ObjW(SHORT(CHR(mAnyRec)))
  349. ELSIF obj.typ = DevCPT.sysptrtyp THEN DevCPM.ObjW(SHORT(CHR(mSysPtr)))
  350. ELSIF f = Char16 THEN DevCPM.ObjW(SHORT(CHR(mChar16)))
  351. ELSIF f = Int64 THEN DevCPM.ObjW(SHORT(CHR(mInt64)))
  352. ELSIF obj.typ = DevCPT.guidtyp THEN DevCPM.ObjW(SHORT(CHR(mGuid)))
  353. ELSIF obj.typ = DevCPT.restyp THEN DevCPM.ObjW(SHORT(CHR(mResult)))
  354. ELSIF f = Pointer THEN
  355. IF obj.typ.sysflag = interface THEN DevCPM.ObjW(SHORT(CHR(mInterface)))
  356. ELSIF obj.typ.untagged THEN DevCPM.ObjW(SHORT(CHR(mSysPtr)))
  357. ELSE DevCPM.ObjW(10X); OutReference(TypeObj(obj.typ), 0, absolute)
  358. END
  359. ELSIF (f = Comp) & outAllRef & (~obj.typ.untagged OR outURef & (obj.typ.comp # DynArr)) THEN
  360. DevCPM.ObjW(10X); OutReference(TypeObj(obj.typ), 0, absolute)
  361. ELSIF f < Int8 THEN DevCPM.ObjW(SHORT(CHR(f - 1)))
  362. ELSE DevCPM.ObjW(SHORT(CHR(f)))
  363. END;
  364. IF obj.mnolev = 0 THEN DevCPM.ObjWNum(obj.adr + dsize) ELSE DevCPM.ObjWNum(obj.adr) END;
  365. OutName(obj.name^)
  366. END
  367. END ;
  368. OutRefs(obj.right)
  369. END
  370. END OutRefs;
  371. PROCEDURE OutSourceRef* (pos: INTEGER);
  372. BEGIN
  373. IF outSrc & (pos # 0) & (pos # srcPos) & (pc > codePos) THEN
  374. WHILE pc > codePos + 250 DO
  375. DevCPM.ObjW(SHORT(CHR(250)));
  376. INC(codePos, 250);
  377. DevCPM.ObjWNum(0)
  378. END;
  379. DevCPM.ObjW(SHORT(CHR(pc - codePos)));
  380. codePos := pc;
  381. DevCPM.ObjWNum(pos - srcPos);
  382. srcPos := pos
  383. END
  384. END OutSourceRef;
  385. PROCEDURE OutPLink (link: DevCPT.LinkList; adr: INTEGER);
  386. BEGIN
  387. WHILE link # NIL DO
  388. ASSERT(link.linkadr # 0);
  389. DevCPM.ObjWNum(link.linkadr);
  390. DevCPM.ObjWNum(adr + link.offset);
  391. link := link.next
  392. END
  393. END OutPLink;
  394. PROCEDURE OutLink (link: DevCPT.LinkList);
  395. BEGIN
  396. OutPLink(link, 0); DevCPM.ObjW(0X)
  397. END OutLink;
  398. PROCEDURE OutNames;
  399. VAR a, b, c: DevCPT.Object;
  400. BEGIN
  401. a := nameList; b := NIL;
  402. WHILE a # NIL DO c := a; a := c.nlink; c.nlink := b; b := c END;
  403. DevCPM.ObjW(0X); (* names[0] = 0X *)
  404. WHILE b # NIL DO
  405. OutName(b.name^);
  406. b := b.nlink
  407. END;
  408. END OutNames;
  409. PROCEDURE OutGuid* (VAR str: ARRAY OF SHORTCHAR);
  410. PROCEDURE Copy (n: INTEGER);
  411. VAR x, y: INTEGER;
  412. BEGIN
  413. x := ORD(str[n]); y := ORD(str[n + 1]);
  414. IF x >= ORD("a") THEN DEC(x, ORD("a") - 10)
  415. ELSIF x >= ORD("A") THEN DEC(x, ORD("A") - 10)
  416. ELSE DEC(x, ORD("0"))
  417. END;
  418. IF y >= ORD("a") THEN DEC(y, ORD("a") - 10)
  419. ELSIF y >= ORD("A") THEN DEC(y, ORD("A") - 10)
  420. ELSE DEC(y, ORD("0"))
  421. END;
  422. DevCPM.ObjW(SHORT(CHR(x * 16 + y)))
  423. END Copy;
  424. BEGIN
  425. IF bigEndian THEN
  426. Copy(1); Copy(3); Copy(5); Copy(7); Copy(10); Copy(12); Copy(15); Copy(17)
  427. ELSE
  428. Copy(7); Copy(5); Copy(3); Copy(1); Copy(12); Copy(10); Copy(17); Copy(15)
  429. END;
  430. Copy(20); Copy(22); Copy(25); Copy(27); Copy(29); Copy(31); Copy(33); Copy(35)
  431. END OutGuid;
  432. PROCEDURE OutConst (obj: DevCPT.Object);
  433. TYPE A4 = ARRAY 4 OF SHORTCHAR; A8 = ARRAY 8 OF SHORTCHAR;
  434. VAR a, b, c: DevCPT.Const; r: SHORTREAL; lr: REAL; a4: A4; a8: A8; ch: SHORTCHAR; i, x, hi, low: INTEGER;
  435. BEGIN
  436. a := obj.conval; b := NIL;
  437. WHILE a # NIL DO c := a; a := c.link; c.link := b; b := c END;
  438. WHILE b # NIL DO
  439. IF String8 IN b.setval THEN
  440. DevCPM.ObjWBytes(b.ext^, b.intval2);
  441. Align(4)
  442. ELSIF String16 IN b.setval THEN
  443. i := 0; REPEAT DevCPM.GetUtf8(b.ext^, x, i); Out2(x) UNTIL x = 0;
  444. Align(4)
  445. ELSIF Real32 IN b.setval THEN
  446. r := SHORT(b.realval); a4 := SYSTEM.VAL(A4, r);
  447. IF DevCPM.LEHost = bigEndian THEN
  448. ch := a4[0]; a4[0] := a4[3]; a4[3] := ch;
  449. ch := a4[1]; a4[1] := a4[2]; a4[2] := ch
  450. END;
  451. DevCPM.ObjWBytes(a4, 4)
  452. ELSIF Real64 IN b.setval THEN
  453. a8 := SYSTEM.VAL(A8, b.realval);
  454. IF DevCPM.LEHost = bigEndian THEN
  455. ch := a8[0]; a8[0] := a8[7]; a8[7] := ch;
  456. ch := a8[1]; a8[1] := a8[6]; a8[6] := ch;
  457. ch := a8[2]; a8[2] := a8[5]; a8[5] := ch;
  458. ch := a8[3]; a8[3] := a8[4]; a8[4] := ch
  459. END;
  460. DevCPM.ObjWBytes(a8, 8)
  461. ELSIF Int64 IN b.setval THEN
  462. (* intval moved to intval2 by AllocConst *)
  463. x := b.intval; b.intval := b.intval2; GetLongWords(b, hi, low); b.intval := x;
  464. IF bigEndian THEN Out4(hi); Out4(low) ELSE Out4(low); Out4(hi) END
  465. ELSIF Guid IN b.setval THEN
  466. OutGuid(b.ext^)
  467. END;
  468. b := b.link
  469. END
  470. END OutConst;
  471. PROCEDURE OutStruct (typ: DevCPT.Struct; unt: BOOLEAN);
  472. BEGIN
  473. IF typ = NIL THEN Out4(0)
  474. ELSIF typ = DevCPT.sysptrtyp THEN Out4(mSysPtr)
  475. ELSIF typ = DevCPT.anytyp THEN Out4(mAnyRec)
  476. ELSIF typ = DevCPT.anyptrtyp THEN Out4(mAnyPtr)
  477. ELSIF typ = DevCPT.guidtyp THEN Out4(mGuid)
  478. ELSIF typ = DevCPT.restyp THEN Out4(mResult)
  479. ELSE
  480. CASE typ.form OF
  481. | Undef, Byte, String8, NilTyp, NoTyp, String16: Out4(0)
  482. | Bool, Char8: Out4(typ.form - 1)
  483. | Int8..Set: Out4(typ.form)
  484. | Char16: Out4(mChar16)
  485. | Int64: Out4(mInt64)
  486. | ProcTyp: OutReference(TypeObj(typ), 0, absolute)
  487. | Pointer:
  488. IF typ.sysflag = interface THEN Out4(mInterface)
  489. ELSIF typ.untagged THEN Out4(mSysPtr)
  490. ELSE OutReference(TypeObj(typ), 0, absolute)
  491. END
  492. | Comp:
  493. IF ~typ.untagged OR (outURef & unt) THEN OutReference(TypeObj(typ), 0, absolute)
  494. ELSE Out4(0)
  495. END
  496. END
  497. END
  498. END OutStruct;
  499. PROCEDURE NameIdx (obj: DevCPT.Object): INTEGER;
  500. VAR n: INTEGER;
  501. BEGIN
  502. n := 0;
  503. IF obj.name # DevCPT.null THEN
  504. IF obj.num = 0 THEN
  505. obj.num := namex;
  506. WHILE obj.name[n] # 0X DO INC(n) END;
  507. INC(namex, n + 1);
  508. obj.nlink := nameList; nameList := obj
  509. END;
  510. n := obj.num;
  511. END;
  512. RETURN n
  513. END NameIdx;
  514. PROCEDURE OutSignature (par: DevCPT.Object; retTyp: DevCPT.Struct; OUT pos: INTEGER);
  515. VAR p: DevCPT.Object; n, m: INTEGER;
  516. BEGIN
  517. pos := DevCPM.ObjLen() - headSize;
  518. OutStruct(retTyp, TRUE);
  519. p := par; n := 0;
  520. WHILE p # NIL DO INC(n); p := p.link END;
  521. Out4(n); p := par;
  522. WHILE p # NIL DO
  523. IF p.mode # VarPar THEN m := mValue
  524. ELSIF p.vis = inPar THEN m := mInPar
  525. ELSIF p.vis = outPar THEN m := mOutPar
  526. ELSE m := mVarPar
  527. END;
  528. Out4(NameIdx(p) * 256 + m);
  529. OutStruct(p.typ, TRUE);
  530. p := p.link
  531. END
  532. END OutSignature;
  533. PROCEDURE PrepObject (obj: DevCPT.Object);
  534. BEGIN
  535. IF (obj.mode IN {LProc, XProc, IProc}) & outSignatures THEN (* write param list *)
  536. OutSignature(obj.link, obj.typ, obj.conval.intval)
  537. END
  538. END PrepObject;
  539. PROCEDURE OutObject (mode, fprint, offs: INTEGER; typ: DevCPT.Struct; obj: DevCPT.Object);
  540. VAR vis: INTEGER;
  541. BEGIN
  542. Out4(fprint);
  543. Out4(offs);
  544. IF obj.vis = internal THEN vis := mInternal
  545. ELSIF obj.vis = externalR THEN vis := mReadonly
  546. ELSIF obj.vis = external THEN vis := mExported
  547. END;
  548. Out4(mode + vis * 16 + NameIdx(obj) * 256);
  549. IF (mode = mProc) & outSignatures THEN OutReference(Meta, obj.conval.intval, absolute) (* ref to par list *)
  550. ELSE OutStruct(typ, mode = mField)
  551. END
  552. END OutObject;
  553. PROCEDURE PrepDesc (desc: DevCPT.Struct);
  554. VAR fld: DevCPT.Object; n: INTEGER; l: DevCPT.LinkList; b: DevCPT.Struct;
  555. BEGIN
  556. IF desc.comp = Record THEN (* write field list *)
  557. desc.strobj.adr := DevCPM.ObjLen() - headSize;
  558. n := 0; fld := desc.link;
  559. WHILE (fld # NIL) & (fld.mode = Fld) DO
  560. IF expAllFields OR (fld.vis # internal) THEN INC(n) END;
  561. fld := fld.link
  562. END;
  563. Out4(n); fld := desc.link;
  564. WHILE (fld # NIL) & (fld.mode = Fld) DO
  565. IF expAllFields OR (fld.vis # internal) THEN
  566. OutObject(mField, 0, fld.adr, fld.typ, fld)
  567. END;
  568. fld := fld.link
  569. END
  570. ELSIF (desc.form = ProcTyp) & outSignatures THEN (* write param list *)
  571. OutSignature(desc.link, desc.BaseTyp, desc.n)
  572. END;
  573. (* assert name and base type are included *)
  574. IF desc.untagged THEN n := NameIdx(untgd)
  575. ELSE n := NameIdx(desc.strobj)
  576. END;
  577. IF desc.form # ProcTyp THEN b := desc.BaseTyp;
  578. IF (b # NIL) & (b # DevCPT.anytyp) & (b # DevCPT.anyptrtyp) & (b.form IN {Pointer, Comp})
  579. & (b.sysflag # interface) & (b # DevCPT.guidtyp)
  580. & (~b.untagged OR outURef & (b.form = Comp)) THEN
  581. l := OffsetLink(TypeObj(b), 0)
  582. END
  583. END
  584. END PrepDesc;
  585. PROCEDURE NumMeth (root: DevCPT.Object; num: INTEGER): DevCPT.Object;
  586. VAR obj: DevCPT.Object;
  587. BEGIN
  588. IF (root = NIL) OR (root.mode = TProc) & (root.num = num) THEN RETURN root END;
  589. obj := NumMeth(root.left, num);
  590. IF obj = NIL THEN obj := NumMeth(root.right, num) END;
  591. RETURN obj
  592. END NumMeth;
  593. PROCEDURE OutDesc (desc: DevCPT.Struct);
  594. VAR m: DevCPT.Object; i, nofptr, flddir, size: INTEGER; t, xb: DevCPT.Struct; form, lev, attr: BYTE;
  595. name: DevCPT.Name;
  596. BEGIN
  597. ASSERT(~desc.untagged);
  598. IF desc.comp = Record THEN
  599. xb := desc; flddir := desc.strobj.adr;
  600. REPEAT xb := xb.BaseTyp UNTIL (xb = NIL) OR (xb.mno # 0) OR xb.untagged;
  601. Out4(-1); i := desc.n;
  602. WHILE i > 0 DO DEC(i); t := desc;
  603. REPEAT
  604. m := NumMeth(t.link, i); t := t.BaseTyp
  605. UNTIL (m # NIL) OR (t = xb);
  606. IF m # NIL THEN
  607. IF absAttr IN m.conval.setval THEN Out4(0)
  608. ELSE OutReference(m, 0, absolute)
  609. END
  610. ELSIF (xb = NIL) OR xb.untagged THEN Out4(0) (* unimplemented ANYREC method *)
  611. ELSE OutReference(xb.strobj, -4 - 4 * i, copy)
  612. END
  613. END;
  614. desc.strobj.adr := DevCPM.ObjLen() - headSize; (* desc adr *)
  615. Out4(desc.size);
  616. OutReference(Mod, 0, absolute);
  617. IF desc.untagged THEN m := untgd ELSE m := desc.strobj END;
  618. IF desc.attribute = extAttr THEN attr := 1
  619. ELSIF desc.attribute = limAttr THEN attr := 2
  620. ELSIF desc.attribute = absAttr THEN attr := 3
  621. ELSE attr := 0
  622. END;
  623. Out4(mRecord + attr * 4 + desc.extlev * 16 + NameIdx(m) * 256); i := 0;
  624. WHILE i <= desc.extlev DO
  625. t := desc;
  626. WHILE t.extlev > i DO t := t.BaseTyp END;
  627. IF t.sysflag = interface THEN Out4(0)
  628. ELSIF t.untagged THEN OutReference(TypeObj(t), 0, absolute)
  629. ELSIF (t.mno = 0) THEN OutReference(t.strobj, 0, absolute)
  630. ELSIF t = xb THEN OutReference(xb.strobj, 0, absolute)
  631. ELSE OutReference(xb.strobj, 12 + 4 * i, copy)
  632. END;
  633. INC(i)
  634. END;
  635. WHILE i <= DevCPM.MaxExts DO Out4(0); INC(i) END;
  636. OutReference(Meta, flddir, absolute); (* ref to field list *)
  637. nofptr := 0; FindPtrs(desc, 0, FALSE, nofptr);
  638. Out4(-(4 * nofptr + 4));
  639. nofptr := 0; FindPtrs(desc, 0, TRUE, nofptr);
  640. Out4(-1)
  641. ELSE
  642. desc.strobj.adr := DevCPM.ObjLen() - headSize;
  643. lev := 0; size := 0;
  644. IF desc.comp = Array THEN
  645. size := desc.n; form := mArray
  646. ELSIF desc.comp = DynArr THEN
  647. form := mArray; lev := SHORT(SHORT(desc.n + 1))
  648. ELSIF desc.form = Pointer THEN
  649. form := mPointer
  650. ELSE ASSERT(desc.form = ProcTyp);
  651. DevCPM.FPrint(size, XProc); DevCPT.FPrintSign(size, desc.BaseTyp, desc.link); form := mProctyp;
  652. END;
  653. Out4(size);
  654. OutReference(Mod, 0, absolute);
  655. IF desc.untagged THEN m := untgd ELSE m := desc.strobj END;
  656. Out4(form + lev * 16 + NameIdx(m) * 256);
  657. IF desc.form # ProcTyp THEN OutStruct(desc.BaseTyp, TRUE)
  658. ELSIF outSignatures THEN OutReference(Meta, desc.n, absolute) (* ref to par list *)
  659. END
  660. END
  661. END OutDesc;
  662. PROCEDURE OutModDesc (nofptr, refSize, namePos, ptrPos, expPos, impPos: INTEGER);
  663. VAR i: INTEGER; (*t: Dates.Time; d: Dates.Date;*)
  664. BEGIN
  665. Out4(0); (* link *)
  666. Out4(ORD(options)); (* opts *)
  667. Out4(0); (* refcnt *)
  668. (*Dates.GetDate(d); Dates.GetTime(t); (* compile time *)
  669. Out2(d.year); Out2(d.month); Out2(d.day);
  670. Out2(t.hour); Out2(t.minute); Out2(t.second);*)
  671. Out2(2007); Out2(5); Out2(25);
  672. Out2(0); Out2(0); Out2(0);
  673. Out4(0); Out4(0); Out4(0); (* load time *)
  674. Out4(0); (* ext *)
  675. IF closeLbl # 0 THEN OutReference(Code, closeLbl, absolute); (* terminator *)
  676. ELSE Out4(0)
  677. END;
  678. Out4(imports); (* nofimps *)
  679. Out4(nofptr); (* nofptrs *)
  680. Out4(pc); (* csize *)
  681. Out4(dsize); (* dsize *)
  682. Out4(refSize); (* rsize *)
  683. OutReference(Code, 0, absolute); (* code *)
  684. OutReference(Data, 0, absolute); (* data *)
  685. OutReference(Meta, 0, absolute); (* refs *)
  686. IF procVarIndirect THEN
  687. OutReference(Proc, 0, absolute); (* procBase *)
  688. ELSE
  689. OutReference(Code, 0, absolute); (* procBase *)
  690. END;
  691. OutReference(Data, 0, absolute); (* varBase *)
  692. OutReference(Meta, namePos, absolute); (* names *)
  693. OutReference(Meta, ptrPos, absolute); (* ptrs *)
  694. OutReference(Meta, impPos, absolute); (* imports *)
  695. OutReference(Meta, expPos, absolute); (* export *)
  696. i := 0; (* name *)
  697. WHILE DevCPT.SelfName[i] # 0X DO DevCPM.ObjW(DevCPT.SelfName[i]); INC(i) END;
  698. DevCPM.ObjW(0X);
  699. Align(4)
  700. END OutModDesc;
  701. PROCEDURE OutProcTable (obj: DevCPT.Object); (* 68000 *)
  702. BEGIN
  703. IF obj # NIL THEN
  704. OutProcTable(obj.left);
  705. IF obj.mode IN {XProc, IProc} THEN
  706. Out2(4EF9H); OutReference(Code, obj.adr, absolute); Out2(0);
  707. END;
  708. OutProcTable(obj.right);
  709. END;
  710. END OutProcTable;
  711. PROCEDURE PrepExport (obj: DevCPT.Object);
  712. BEGIN
  713. IF obj # NIL THEN
  714. PrepExport(obj.left);
  715. IF (obj.mode IN {LProc, XProc, IProc}) & (obj.history # removed) & (obj.vis # internal) THEN
  716. PrepObject(obj)
  717. END;
  718. PrepExport(obj.right)
  719. END
  720. END PrepExport;
  721. PROCEDURE OutExport (obj: DevCPT.Object);
  722. VAR num: INTEGER;
  723. BEGIN
  724. IF obj # NIL THEN
  725. OutExport(obj.left);
  726. IF (obj.history # removed) & ((obj.vis # internal) OR
  727. (obj.mode = Typ) & (obj.typ.strobj = obj) & (obj.typ.form = Comp)) THEN
  728. DevCPT.FPrintObj(obj);
  729. IF obj.mode IN {LProc, XProc, IProc} THEN
  730. IF procVarIndirect THEN
  731. ASSERT(obj.nlink = NIL);
  732. num := obj.num; obj.num := 0;
  733. OutObject(mProc, obj.fprint, num, NIL, obj);
  734. obj.num := num
  735. ELSE
  736. OutObject(mProc, obj.fprint, obj.adr, NIL, obj)
  737. END
  738. ELSIF obj.mode = Var THEN
  739. OutObject(mVar, obj.fprint, dsize + obj.adr, obj.typ, obj)
  740. ELSIF obj.mode = Typ THEN
  741. OutObject(mTyp, obj.typ.pbfp, obj.typ.pvfp, obj.typ, obj)
  742. ELSE ASSERT(obj.mode IN {Con, CProc});
  743. OutObject(mConst, obj.fprint, 0, NIL, obj)
  744. END
  745. END;
  746. OutExport(obj.right)
  747. END
  748. END OutExport;
  749. PROCEDURE OutCLinks (obj: DevCPT.Object);
  750. BEGIN
  751. IF obj # NIL THEN
  752. OutCLinks(obj.left);
  753. IF obj.mode IN {LProc, XProc, IProc} THEN OutPLink(obj.links, obj.adr) END;
  754. OutCLinks(obj.right)
  755. END
  756. END OutCLinks;
  757. PROCEDURE OutCPLinks (obj: DevCPT.Object; base: INTEGER);
  758. BEGIN
  759. IF obj # NIL THEN
  760. OutCPLinks(obj.left, base);
  761. IF obj.mode IN {LProc, XProc, IProc} THEN OutPLink(obj.links, obj.num + base) END;
  762. OutCPLinks(obj.right, base)
  763. END
  764. END OutCPLinks;
  765. PROCEDURE OutImport (obj: DevCPT.Object);
  766. VAR typ: DevCPT.Struct; strobj: DevCPT.Object; opt: INTEGER;
  767. BEGIN
  768. IF obj # NIL THEN
  769. OutImport(obj.left);
  770. IF obj.mode = Typ THEN typ := obj.typ;
  771. IF obj.used OR
  772. (typ.form IN {Pointer, Comp}) & (typ.strobj = obj) &
  773. ((obj.links # NIL) OR (obj.name # DevCPT.null) & (typ.pvused OR typ.pbused)) THEN
  774. DevCPT.FPrintStr(typ);
  775. DevCPM.ObjW(SHORT(CHR(mTyp))); OutName(obj.name^);
  776. IF obj.used THEN opt := 2 ELSE opt := 0 END;
  777. IF (typ.form = Comp) & ((typ.pvused) OR (obj.name = DevCPT.null)) THEN
  778. DevCPM.ObjWNum(typ.pvfp); DevCPM.ObjW(SHORT(CHR(opt + 1)));
  779. IF obj.history = inconsistent THEN DevCPT.FPrintErr(obj, 249) END
  780. ELSE DevCPM.ObjWNum(typ.pbfp); DevCPM.ObjW(SHORT(CHR(opt)))
  781. END;
  782. OutLink(obj.links)
  783. END
  784. ELSIF obj.used THEN
  785. DevCPT.FPrintObj(obj);
  786. IF obj.mode = Var THEN
  787. DevCPM.ObjW(SHORT(CHR(mVar))); OutName(obj.name^);
  788. DevCPM.ObjWNum(obj.fprint); OutLink(obj.links)
  789. ELSIF obj.mode IN {XProc, IProc} THEN
  790. DevCPM.ObjW(SHORT(CHR(mProc))); OutName(obj.name^);
  791. DevCPM.ObjWNum(obj.fprint); OutLink(obj.links)
  792. ELSE ASSERT(obj.mode IN {Con, CProc});
  793. DevCPM.ObjW(SHORT(CHR(mConst))); OutName(obj.name^); DevCPM.ObjWNum(obj.fprint)
  794. END
  795. END;
  796. OutImport(obj.right)
  797. END
  798. END OutImport;
  799. PROCEDURE OutUseBlock;
  800. VAR m, obj: DevCPT.Object; i: INTEGER;
  801. BEGIN
  802. m := dllList;
  803. WHILE m # NIL DO
  804. obj := m.nlink;
  805. WHILE obj # NIL DO
  806. IF obj.mode = Var THEN DevCPM.ObjW(SHORT(CHR(mVar)))
  807. ELSE DevCPM.ObjW(SHORT(CHR(mProc)))
  808. END;
  809. IF obj.entry # NIL THEN OutName(obj.entry^)
  810. ELSE OutName(obj.name^);
  811. END;
  812. DevCPT.FPrintObj(obj); DevCPM.ObjWNum(obj.fprint); OutLink(obj.links);
  813. obj := obj.nlink
  814. END;
  815. DevCPM.ObjW(0X); m := m.link
  816. END;
  817. i := 1;
  818. WHILE i < DevCPT.nofGmod DO
  819. obj := DevCPT.GlbMod[i];
  820. IF obj.library = NIL THEN OutImport(obj.right); DevCPM.ObjW(0X) END;
  821. INC(i)
  822. END;
  823. END OutUseBlock;
  824. PROCEDURE CollectDll (obj: DevCPT.Object; mod: DevCPT.String);
  825. VAR name: DevCPT.String; dll: DevCPT.Object;
  826. BEGIN
  827. IF obj # NIL THEN
  828. CollectDll(obj.left, mod);
  829. IF obj.used & (obj.mode IN {Var, XProc, IProc}) THEN
  830. IF obj.library # NIL THEN name := obj.library
  831. ELSE name := mod
  832. END;
  833. dll := dllList;
  834. WHILE (dll # NIL) & (dll.library^ # name^) DO dll := dll.link END;
  835. IF dll = NIL THEN
  836. NEW(dll); dll.library := name; INC(imports);
  837. IF dllList = NIL THEN dllList := dll ELSE dllLast.link := dll END;
  838. dllLast := dll; dll.left := dll;
  839. END;
  840. dll.left.nlink := obj; dll.left := obj
  841. END;
  842. CollectDll(obj.right, mod)
  843. END
  844. END CollectDll;
  845. PROCEDURE EnumXProc(obj: DevCPT.Object; VAR num: INTEGER);
  846. BEGIN
  847. IF obj # NIL THEN
  848. EnumXProc(obj.left, num);
  849. IF obj.mode IN {XProc, IProc} THEN
  850. obj.num := num; INC(num, 8);
  851. END;
  852. EnumXProc(obj.right, num)
  853. END;
  854. END EnumXProc;
  855. PROCEDURE OutHeader*;
  856. VAR i: INTEGER; m: DevCPT.Object;
  857. BEGIN
  858. DevCPM.ObjWLInt(processor); (* processor type *)
  859. DevCPM.ObjWLInt(0); DevCPM.ObjWLInt(0); DevCPM.ObjWLInt(0);
  860. DevCPM.ObjWLInt(0); DevCPM.ObjWLInt(0); (* sizes *)
  861. imports := 0; i := 1;
  862. WHILE i < DevCPT.nofGmod DO
  863. m := DevCPT.GlbMod[i];
  864. IF m.library # NIL THEN (* dll import *)
  865. CollectDll(m.right, m.library);
  866. ELSE INC(imports) (* module import *)
  867. END;
  868. INC(i)
  869. END;
  870. DevCPM.ObjWNum(imports); (* num of import *)
  871. OutName(DevCPT.SelfName);
  872. m := dllList;
  873. WHILE m # NIL DO DevCPM.ObjW("$"); OutName(m.library^); m := m.link END;
  874. i := 1;
  875. WHILE i < DevCPT.nofGmod DO
  876. m := DevCPT.GlbMod[i];
  877. IF m.library = NIL THEN OutName(m.name^) END;
  878. INC(i)
  879. END;
  880. Align(16); headSize := DevCPM.ObjLen();
  881. IF procVarIndirect THEN
  882. i := 0; EnumXProc(DevCPT.topScope.right, i)
  883. END
  884. END OutHeader;
  885. PROCEDURE OutCode*;
  886. VAR i, j, refSize, expPos, ptrPos, impPos, namePos, procPos,
  887. con8Pos, con16Pos, con32Pos, con64Pos, modPos, codePos: INTEGER;
  888. m, obj, dlist: DevCPT.Object;
  889. BEGIN
  890. (* Ref *)
  891. DevCPM.ObjW(0X); (* end mark *)
  892. refSize := DevCPM.ObjLen() - headSize;
  893. (* Export *)
  894. Align(4);
  895. IF outSignatures THEN PrepExport(DevCPT.topScope.right) END; (* procedure signatures *)
  896. Align(8); expPos := DevCPM.ObjLen();
  897. Out4(0);
  898. OutExport(DevCPT.topScope.right); (* export objects *)
  899. i := DevCPM.ObjLen(); DevCPM.ObjSet(expPos); Out4((i - expPos - 4) DIV 16); DevCPM.ObjSet(i);
  900. (* Pointers *)
  901. ptrPos := DevCPM.ObjLen();
  902. obj := DevCPT.topScope.scope; nofptrs := 0;
  903. WHILE obj # NIL DO FindPtrs(obj.typ, dsize + obj.adr, FALSE, nofptrs); obj := obj.link END;
  904. obj := DevCPT.topScope.scope; i := 0;
  905. WHILE obj # NIL DO FindPtrs(obj.typ, dsize + obj.adr, TRUE, i); obj := obj.link END;
  906. IF i > 0 THEN Out4(-1); INCL(options, iptrs) END;
  907. (* Prepare Type Descriptors *)
  908. dlist := NIL;
  909. WHILE descList # NIL DO
  910. obj := descList; descList := descList.link;
  911. PrepDesc(obj.typ);
  912. obj.link := dlist; dlist := obj
  913. END;
  914. (* Import List *)
  915. impPos := DevCPM.ObjLen(); i := 0;
  916. WHILE i < imports DO Out4(0); INC(i) END;
  917. (* Names *)
  918. namePos := DevCPM.ObjLen(); OutNames;
  919. (* Const *)
  920. Align(4); con8Pos := DevCPM.ObjLen();
  921. OutConst(Const8); con16Pos := DevCPM.ObjLen();
  922. ASSERT(con16Pos MOD 4 = 0); ASSERT(con16Pos - con8Pos = idx8);
  923. OutConst(Const16); con32Pos := DevCPM.ObjLen();
  924. ASSERT(con32Pos MOD 4 = 0); ASSERT(con32Pos - con16Pos = idx16);
  925. OutConst(Const32); con64Pos := DevCPM.ObjLen();
  926. ASSERT(con64Pos MOD 4 = 0); ASSERT(con64Pos - con32Pos = idx32);
  927. IF ODD(con64Pos DIV 4) THEN Out4(0); INC(con64Pos, 4) END;
  928. OutConst(Const64); ASSERT(DevCPM.ObjLen() - con64Pos = idx64);
  929. (* Module Descriptor *)
  930. Align(16); modPos := DevCPM.ObjLen();
  931. OutModDesc(nofptrs, refSize, namePos - headSize, ptrPos - headSize, expPos - headSize, impPos - headSize);
  932. (* Procedure Table *)
  933. procPos := DevCPM.ObjLen();
  934. OutProcTable(DevCPT.topScope.right);
  935. Out4(0); Out4(0); (* at least one entry in ProcTable *)
  936. Out4(0); (* sentinel *)
  937. (* Type Descriptors *)
  938. obj := dlist;
  939. WHILE obj # NIL DO OutDesc(obj.typ); obj := obj.link END;
  940. (* Code *)
  941. codePos := DevCPM.ObjLen(); WriteCode;
  942. WHILE pc MOD 4 # 0 DO DevCPM.ObjW(90X); INC(pc) END;
  943. (* Fixups *)
  944. OutLink(KNewRec.links); OutLink(KNewArr.links);
  945. (* metalink *)
  946. OutPLink(Const8.links, con8Pos - headSize);
  947. OutPLink(Const16.links, con16Pos - headSize);
  948. OutPLink(Const32.links, con32Pos - headSize);
  949. OutPLink(Const64.links, con64Pos - headSize);
  950. OutLink(Meta.links);
  951. (* desclink *)
  952. obj := dlist; i := modPos - headSize;
  953. WHILE obj # NIL DO OutPLink(obj.links, obj.adr - i); obj.links := NIL; obj := obj.link END;
  954. IF procVarIndirect THEN
  955. OutPLink(Proc.links, procPos - modPos);
  956. OutCPLinks(DevCPT.topScope.right, procPos - modPos)
  957. END;
  958. OutLink(Mod.links);
  959. (* codelink *)
  960. IF ~procVarIndirect THEN OutCLinks(DevCPT.topScope.right) END;
  961. OutPLink(CaseLinks, 0); OutLink(Code.links);
  962. (* datalink *)
  963. OutLink(Data.links);
  964. (* Use *)
  965. OutUseBlock;
  966. (* Header Fixups *)
  967. DevCPM.ObjSet(8);
  968. DevCPM.ObjWLInt(headSize);
  969. DevCPM.ObjWLInt(modPos - headSize);
  970. DevCPM.ObjWLInt(codePos - modPos);
  971. DevCPM.ObjWLInt(pc);
  972. DevCPM.ObjWLInt(dsize);
  973. IF namex > MaxNameTab THEN DevCPM.err(242) END;
  974. IF DevCPM.noerr & outObj THEN DevCPM.RegisterObj END
  975. END OutCode;
  976. PROCEDURE Init* (proc: INTEGER; opt: SET);
  977. CONST obj = 3; ref = 4; allref = 5; srcpos = 6; bigEnd = 15; pVarInd = 14;
  978. BEGIN
  979. processor := proc;
  980. bigEndian := bigEnd IN opt; procVarIndirect := pVarInd IN opt;
  981. outRef := ref IN opt; outAllRef := allref IN opt; outObj := obj IN opt;
  982. outURef := useAllRef & outAllRef & (DevCPM.comAware IN DevCPM.options);
  983. outSrc := srcpos IN opt;
  984. pc := 0; actIdx := CodeLength; blkIdx := 0;
  985. idx8 := 0; idx16 := 0; idx32 := 0; idx64 := 0; namex := 1;
  986. options := opt * {0..15}; CodeOvF := FALSE;
  987. KNewRec.links := NIL; KNewArr.links := NIL; CaseLinks := NIL;
  988. Const8.links := NIL; Const8.conval := NIL; Const16.links := NIL; Const16.conval := NIL;
  989. Const32.links := NIL; Const32.conval := NIL; Const64.links := NIL; Const64.conval := NIL;
  990. Code.links := NIL; Data.links := NIL; Mod.links := NIL; Proc.links := NIL; Meta.links := NIL;
  991. nameList := NIL; descList := NIL; dllList := NIL; dllLast := NIL;
  992. codePos := 0; srcPos := 0;
  993. NEW(untgd); untgd.name := DevCPT.NewName("!");
  994. closeLbl := 0
  995. END Init;
  996. PROCEDURE Close*;
  997. BEGIN
  998. KNewRec.links := NIL; KNewArr.links := NIL; CaseLinks := NIL;
  999. Const8.links := NIL; Const8.conval := NIL; Const16.links := NIL; Const16.conval := NIL;
  1000. Const32.links := NIL; Const32.conval := NIL; Const64.links := NIL; Const64.conval := NIL;
  1001. Code.links := NIL; Data.links := NIL; Mod.links := NIL; Proc.links := NIL; Meta.links := NIL;
  1002. nameList := NIL; descList := NIL; dllList := NIL; dllLast := NIL;
  1003. WHILE blkIdx > 0 DO DEC(blkIdx); code[blkIdx] := NIL END;
  1004. actual := NIL; untgd := NIL;
  1005. END Close;
  1006. BEGIN
  1007. NEW(KNewRec); KNewRec.mnolev := -128;
  1008. NEW(KNewArr); KNewArr.mnolev := -128;
  1009. NEW(Const8); Const8.mode := Con; Const8.mnolev := 0;
  1010. NEW(Const16); Const16.mode := Con; Const16.mnolev := 0;
  1011. NEW(Const32); Const32.mode := Con; Const32.mnolev := 0;
  1012. NEW(Const64); Const64.mode := Con; Const64.mnolev := 0;
  1013. NEW(Code); Code.mode := Con; Code.mnolev := 0;
  1014. NEW(Data); Data.mode := Con; Data.mnolev := 0;
  1015. NEW(Mod); Mod.mode := Con; Mod.mnolev := 0;
  1016. NEW(Proc); Proc.mode := Con; Proc.mnolev := 0;
  1017. NEW(Meta); Meta.mode := Con; Mod.mnolev := 0;
  1018. END LindevCPE.