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BCPL/b/ops

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Archimedes archive » Zipped Apps » BCPL
Filename: BCPL/b/ops
Read OK:
File size: 12F9 bytes
Load address: 0000
Exec address: 0000
File contents
MANIFEST $(
// Size of a block of heap storage
   heap.block.size =  200

// Structure of a heap mark
   mk.vector = 0; mk.block = 1; mk.ptr = 2; mk.used = 3
   mk.size = 4

// storage management
   StoreBlockSize = 64;   // (words)
   StoreBlockShift = 8;
   StoreBlockMask = 255;
   StoreBlockVSize = 256;

   free.max = 10;

// ocode buffer layout
   oc.next = 0; oc.lastbyte = 1;
   oc.firstbyte = 2*BytesPerWord;
   oc.size = 100;
   oc.bytes = oc.size*BytesPerWord $)

MANIFEST $(
// Selectors
   h1=0; h2=1; h3=2; h4=3; h5=4; h6=5 $)

MANIFEST $(
// AE tree operators
   s.number = 1; s.name = 2; s.string = 3
   s.valof = 6
   s.lv = 7
   s.vecap = 9; s.byteap = 28
   s.cond = 37
   s.comma = 38
   s.table = 39
   s.and = 40
   s.valdef = 41; s.vecdef = 42
   s.commalist = 43
   s.fndef = 44; s.rtdef = 45
   s.opab = 46
   s.ass = 50
   s.resultis = 53
   s.colon = 54
   s.test = 55
   s.for = 56
   s.if = 57; s.unless = 58
   s.while = 59; s.until = 60
   s.repeat = 61; s.repeatwhile = 62; s.repeatuntil = 63
   s.loop = 65; s.break = 66; s.endcase = 69
   s.case = 71; s.default = 72
   s.semicolonlist = 73
   s.let = 74
   s.manifest = 75; s.static = 79; s.external = 80
   s.of = 81
   s.slct = 82
   s.bad = 83
   s.semicolon = 97

// AE tree and OCODE operators

   s.true = 4; s.false = 5;
   s.rv = 8;
   s.fnap = 10;
   s.mult = 11; s.div = 12; s.rem = 13;
   s.plus = 14; s.minus = 15;
   s.query = 16;
   s.neg = 17; s.abs = 19;
   s.eq = 20; s.ne = 21;
   s.ls = 22; s.gr = 23; s.le = 24; s.ge = 25;
   s.lls = 122; s.lgr = 123; s.lle = 124; s.lge = 125;
   s.not = 30;
   s.lshift = 31; s.rshift = 32;
   s.logand = 33; s.logor = 34; s.eqv = 35; s.neqv = 36;
   s.needs = 48; s.section = 49;
   s.rtap = 51;
   s.goto = 52;
   s.return = 67; s.finish = 68;
   s.switchon = 70;
   s.global = 76;
   s.nil = 99;

   s.fadd = 128;
   s.fconst = 136;
   s.fix = 137; s.float = 138;
   s.fmult = 139; s.fdiv = 140;
   s.fplus = 142; s.fminus = 143;
   s.fneg = 145; s.fabs = 147;
   s.feq = 148; s.fne = 149;
   s.fls = 150; s.fgr = 151; s.fle = 152; s.fge = 153;

// OCODE operators

   s.lp = 40; s.lg = 41; s.ln = 42; s.lstr = 43; s.ll = 44;
   s.llp = 45; s.llg = 46; s.lll = 47;
   s.local = 77; s.label = 78;
   s.sp = 80; s.sg = 81; s.sl = 82;
   s.stind = 83;
   s.jump = 85; s.jt = 86; s.jf = 87;
   s.endfor = 88; s.endblock = 89;
   s.lab = 90;
   s.stack = 91; s.store = 92; s.rstack = 93;
   s.entry = 94;
   s.save = 95;
   s.fnrn = 96; s.rtrn = 97;
   s.res = 98;
   s.datalab = 100; s.iteml = 101; s.itemn = 102;
   s.endproc = 103;
   s.dstr = 104; s.dtab = 105;
   s.stnil = 84;
   s.slctap = 106; s.slctst = 107;
   s.car   = 108; s.cdr   = 109; s.vcar   = 110; s.vcdr   = 111;
   s.stcar = 112; s.stcdr = 113; s.stvcar = 114; s.stvcdr = 115;
   s.linecount = 116;
   s.mod = 117; s.modslct = 119;
   s.getbyte = 120; s.putbyte = 121;
   s.debug = 118;
   s.refext = 38; s.defext = 39;
   s.argno = 126

// Basic symbols (not used in TRN):

   s.be = 89
   s.end = 90
   s.lsect = 91; s.rsect = 92
   s.get = 93
   s.into = 98
   s.to = 99
   s.by = 100
   s.do = 101
   s.or = 102
   s.vec = 103
   s.lparen = 105; s.rparen = 106
   s.tagname = 107 $)

MANIFEST $(
   rootg = ug;		// 150
   synrg = rootg+80	// 230
   trnrg = synrg+10	// 240
   syntrng = trnrg+20	// 260

   syng = syntrng+40	// 300
   trng = syng+30	// 330

   cgv = trng+40	// 370
$)

// Globals shared between all phases of the compiler

GLOBAL $(
   rc: rootg+0
   headers: rootg+1
   verStream: rootg+2; ocodeStream: rootg+3;
   listStream: rootg+5; moduleStream: rootg+6;
   err.p: rootg+8; err.l: rootg+9
   ocodeFile: rootg+10
   fromFile: rootg+12
   tagChain: rootg+13
   programSize: rootg+14

   Complain: rootg+15; Abandon: rootg+16

   streams: rootg+17
   Open: rootg+18; Close: rootg+19

   workVectors: rootg+20
   heap.block: rootg+21; heapptr: rootg+22
   space.used: rootg+23
   MarkHeap: rootg+24; ResetHeap: rootg+25
   GetVector: rootg+26; GetWithMark: rootg+27;
   FreeVector: rootg+28
   GetBlk: rootg+29; FillBlk: rootg+30;
   FreeBlk: rootg+31;
   LookUpTag: rootg+32;

   primal.mark: rootg+33
   ocode.mark: rootg+34

   bcpl.args: rootg+35
   bcpl.syn: rootg+36
   bcpl.trn: rootg+37
   bcpl.ptree: rootg+38
   bcpl.cg: rootg+39

   freeLists: rootg+40;

// Compiler and CG options

   stampFiles: rootg+45;
   restrictedLanguage: rootg+46
   saveSpaceSize: rootg+47
   equateCases: rootg+48
   backwardVecs: rootg+49;

// OCODE retention data
   retainOcode: rootg+51;
   ocodeBufs: rootg+52; ocodeBuf: rootg+54;

// CG options

   cg: rootg+55
   procNames: rootg+56
   callCounting: rootg+57
   counting: rootg+58
   stkchking: rootg+59
   rbInCalls: rootg+60;
   compactCode: rootg+61;
   AOFout: rootg+62;
   CGOptMode: rootg+63;
   CGDebugMode: rootg+64;
   naming: rootg+65 $)

GLOBAL $(
   Out1: trnrg+15 $)
00000000  4d 41 4e 49 46 45 53 54  20 24 28 0a 2f 2f 20 53  |MANIFEST $(.// S|
00000010  69 7a 65 20 6f 66 20 61  20 62 6c 6f 63 6b 20 6f  |ize of a block o|
00000020  66 20 68 65 61 70 20 73  74 6f 72 61 67 65 0a 20  |f heap storage. |
00000030  20 20 68 65 61 70 2e 62  6c 6f 63 6b 2e 73 69 7a  |  heap.block.siz|
00000040  65 20 3d 20 20 32 30 30  0a 0a 2f 2f 20 53 74 72  |e =  200..// Str|
00000050  75 63 74 75 72 65 20 6f  66 20 61 20 68 65 61 70  |ucture of a heap|
00000060  20 6d 61 72 6b 0a 20 20  20 6d 6b 2e 76 65 63 74  | mark.   mk.vect|
00000070  6f 72 20 3d 20 30 3b 20  6d 6b 2e 62 6c 6f 63 6b  |or = 0; mk.block|
00000080  20 3d 20 31 3b 20 6d 6b  2e 70 74 72 20 3d 20 32  | = 1; mk.ptr = 2|
00000090  3b 20 6d 6b 2e 75 73 65  64 20 3d 20 33 0a 20 20  |; mk.used = 3.  |
000000a0  20 6d 6b 2e 73 69 7a 65  20 3d 20 34 0a 0a 2f 2f  | mk.size = 4..//|
000000b0  20 73 74 6f 72 61 67 65  20 6d 61 6e 61 67 65 6d  | storage managem|
000000c0  65 6e 74 0a 20 20 20 53  74 6f 72 65 42 6c 6f 63  |ent.   StoreBloc|
000000d0  6b 53 69 7a 65 20 3d 20  36 34 3b 20 20 20 2f 2f  |kSize = 64;   //|
000000e0  20 28 77 6f 72 64 73 29  0a 20 20 20 53 74 6f 72  | (words).   Stor|
000000f0  65 42 6c 6f 63 6b 53 68  69 66 74 20 3d 20 38 3b  |eBlockShift = 8;|
00000100  0a 20 20 20 53 74 6f 72  65 42 6c 6f 63 6b 4d 61  |.   StoreBlockMa|
00000110  73 6b 20 3d 20 32 35 35  3b 0a 20 20 20 53 74 6f  |sk = 255;.   Sto|
00000120  72 65 42 6c 6f 63 6b 56  53 69 7a 65 20 3d 20 32  |reBlockVSize = 2|
00000130  35 36 3b 0a 0a 20 20 20  66 72 65 65 2e 6d 61 78  |56;..   free.max|
00000140  20 3d 20 31 30 3b 0a 0a  2f 2f 20 6f 63 6f 64 65  | = 10;..// ocode|
00000150  20 62 75 66 66 65 72 20  6c 61 79 6f 75 74 0a 20  | buffer layout. |
00000160  20 20 6f 63 2e 6e 65 78  74 20 3d 20 30 3b 20 6f  |  oc.next = 0; o|
00000170  63 2e 6c 61 73 74 62 79  74 65 20 3d 20 31 3b 0a  |c.lastbyte = 1;.|
00000180  20 20 20 6f 63 2e 66 69  72 73 74 62 79 74 65 20  |   oc.firstbyte |
00000190  3d 20 32 2a 42 79 74 65  73 50 65 72 57 6f 72 64  |= 2*BytesPerWord|
000001a0  3b 0a 20 20 20 6f 63 2e  73 69 7a 65 20 3d 20 31  |;.   oc.size = 1|
000001b0  30 30 3b 0a 20 20 20 6f  63 2e 62 79 74 65 73 20  |00;.   oc.bytes |
000001c0  3d 20 6f 63 2e 73 69 7a  65 2a 42 79 74 65 73 50  |= oc.size*BytesP|
000001d0  65 72 57 6f 72 64 20 24  29 0a 0a 4d 41 4e 49 46  |erWord $)..MANIF|
000001e0  45 53 54 20 24 28 0a 2f  2f 20 53 65 6c 65 63 74  |EST $(.// Select|
000001f0  6f 72 73 0a 20 20 20 68  31 3d 30 3b 20 68 32 3d  |ors.   h1=0; h2=|
00000200  31 3b 20 68 33 3d 32 3b  20 68 34 3d 33 3b 20 68  |1; h3=2; h4=3; h|
00000210  35 3d 34 3b 20 68 36 3d  35 20 24 29 0a 0a 4d 41  |5=4; h6=5 $)..MA|
00000220  4e 49 46 45 53 54 20 24  28 0a 2f 2f 20 41 45 20  |NIFEST $(.// AE |
00000230  74 72 65 65 20 6f 70 65  72 61 74 6f 72 73 0a 20  |tree operators. |
00000240  20 20 73 2e 6e 75 6d 62  65 72 20 3d 20 31 3b 20  |  s.number = 1; |
00000250  73 2e 6e 61 6d 65 20 3d  20 32 3b 20 73 2e 73 74  |s.name = 2; s.st|
00000260  72 69 6e 67 20 3d 20 33  0a 20 20 20 73 2e 76 61  |ring = 3.   s.va|
00000270  6c 6f 66 20 3d 20 36 0a  20 20 20 73 2e 6c 76 20  |lof = 6.   s.lv |
00000280  3d 20 37 0a 20 20 20 73  2e 76 65 63 61 70 20 3d  |= 7.   s.vecap =|
00000290  20 39 3b 20 73 2e 62 79  74 65 61 70 20 3d 20 32  | 9; s.byteap = 2|
000002a0  38 0a 20 20 20 73 2e 63  6f 6e 64 20 3d 20 33 37  |8.   s.cond = 37|
000002b0  0a 20 20 20 73 2e 63 6f  6d 6d 61 20 3d 20 33 38  |.   s.comma = 38|
000002c0  0a 20 20 20 73 2e 74 61  62 6c 65 20 3d 20 33 39  |.   s.table = 39|
000002d0  0a 20 20 20 73 2e 61 6e  64 20 3d 20 34 30 0a 20  |.   s.and = 40. |
000002e0  20 20 73 2e 76 61 6c 64  65 66 20 3d 20 34 31 3b  |  s.valdef = 41;|
000002f0  20 73 2e 76 65 63 64 65  66 20 3d 20 34 32 0a 20  | s.vecdef = 42. |
00000300  20 20 73 2e 63 6f 6d 6d  61 6c 69 73 74 20 3d 20  |  s.commalist = |
00000310  34 33 0a 20 20 20 73 2e  66 6e 64 65 66 20 3d 20  |43.   s.fndef = |
00000320  34 34 3b 20 73 2e 72 74  64 65 66 20 3d 20 34 35  |44; s.rtdef = 45|
00000330  0a 20 20 20 73 2e 6f 70  61 62 20 3d 20 34 36 0a  |.   s.opab = 46.|
00000340  20 20 20 73 2e 61 73 73  20 3d 20 35 30 0a 20 20  |   s.ass = 50.  |
00000350  20 73 2e 72 65 73 75 6c  74 69 73 20 3d 20 35 33  | s.resultis = 53|
00000360  0a 20 20 20 73 2e 63 6f  6c 6f 6e 20 3d 20 35 34  |.   s.colon = 54|
00000370  0a 20 20 20 73 2e 74 65  73 74 20 3d 20 35 35 0a  |.   s.test = 55.|
00000380  20 20 20 73 2e 66 6f 72  20 3d 20 35 36 0a 20 20  |   s.for = 56.  |
00000390  20 73 2e 69 66 20 3d 20  35 37 3b 20 73 2e 75 6e  | s.if = 57; s.un|
000003a0  6c 65 73 73 20 3d 20 35  38 0a 20 20 20 73 2e 77  |less = 58.   s.w|
000003b0  68 69 6c 65 20 3d 20 35  39 3b 20 73 2e 75 6e 74  |hile = 59; s.unt|
000003c0  69 6c 20 3d 20 36 30 0a  20 20 20 73 2e 72 65 70  |il = 60.   s.rep|
000003d0  65 61 74 20 3d 20 36 31  3b 20 73 2e 72 65 70 65  |eat = 61; s.repe|
000003e0  61 74 77 68 69 6c 65 20  3d 20 36 32 3b 20 73 2e  |atwhile = 62; s.|
000003f0  72 65 70 65 61 74 75 6e  74 69 6c 20 3d 20 36 33  |repeatuntil = 63|
00000400  0a 20 20 20 73 2e 6c 6f  6f 70 20 3d 20 36 35 3b  |.   s.loop = 65;|
00000410  20 73 2e 62 72 65 61 6b  20 3d 20 36 36 3b 20 73  | s.break = 66; s|
00000420  2e 65 6e 64 63 61 73 65  20 3d 20 36 39 0a 20 20  |.endcase = 69.  |
00000430  20 73 2e 63 61 73 65 20  3d 20 37 31 3b 20 73 2e  | s.case = 71; s.|
00000440  64 65 66 61 75 6c 74 20  3d 20 37 32 0a 20 20 20  |default = 72.   |
00000450  73 2e 73 65 6d 69 63 6f  6c 6f 6e 6c 69 73 74 20  |s.semicolonlist |
00000460  3d 20 37 33 0a 20 20 20  73 2e 6c 65 74 20 3d 20  |= 73.   s.let = |
00000470  37 34 0a 20 20 20 73 2e  6d 61 6e 69 66 65 73 74  |74.   s.manifest|
00000480  20 3d 20 37 35 3b 20 73  2e 73 74 61 74 69 63 20  | = 75; s.static |
00000490  3d 20 37 39 3b 20 73 2e  65 78 74 65 72 6e 61 6c  |= 79; s.external|
000004a0  20 3d 20 38 30 0a 20 20  20 73 2e 6f 66 20 3d 20  | = 80.   s.of = |
000004b0  38 31 0a 20 20 20 73 2e  73 6c 63 74 20 3d 20 38  |81.   s.slct = 8|
000004c0  32 0a 20 20 20 73 2e 62  61 64 20 3d 20 38 33 0a  |2.   s.bad = 83.|
000004d0  20 20 20 73 2e 73 65 6d  69 63 6f 6c 6f 6e 20 3d  |   s.semicolon =|
000004e0  20 39 37 0a 0a 2f 2f 20  41 45 20 74 72 65 65 20  | 97..// AE tree |
000004f0  61 6e 64 20 4f 43 4f 44  45 20 6f 70 65 72 61 74  |and OCODE operat|
00000500  6f 72 73 0a 0a 20 20 20  73 2e 74 72 75 65 20 3d  |ors..   s.true =|
00000510  20 34 3b 20 73 2e 66 61  6c 73 65 20 3d 20 35 3b  | 4; s.false = 5;|
00000520  0a 20 20 20 73 2e 72 76  20 3d 20 38 3b 0a 20 20  |.   s.rv = 8;.  |
00000530  20 73 2e 66 6e 61 70 20  3d 20 31 30 3b 0a 20 20  | s.fnap = 10;.  |
00000540  20 73 2e 6d 75 6c 74 20  3d 20 31 31 3b 20 73 2e  | s.mult = 11; s.|
00000550  64 69 76 20 3d 20 31 32  3b 20 73 2e 72 65 6d 20  |div = 12; s.rem |
00000560  3d 20 31 33 3b 0a 20 20  20 73 2e 70 6c 75 73 20  |= 13;.   s.plus |
00000570  3d 20 31 34 3b 20 73 2e  6d 69 6e 75 73 20 3d 20  |= 14; s.minus = |
00000580  31 35 3b 0a 20 20 20 73  2e 71 75 65 72 79 20 3d  |15;.   s.query =|
00000590  20 31 36 3b 0a 20 20 20  73 2e 6e 65 67 20 3d 20  | 16;.   s.neg = |
000005a0  31 37 3b 20 73 2e 61 62  73 20 3d 20 31 39 3b 0a  |17; s.abs = 19;.|
000005b0  20 20 20 73 2e 65 71 20  3d 20 32 30 3b 20 73 2e  |   s.eq = 20; s.|
000005c0  6e 65 20 3d 20 32 31 3b  0a 20 20 20 73 2e 6c 73  |ne = 21;.   s.ls|
000005d0  20 3d 20 32 32 3b 20 73  2e 67 72 20 3d 20 32 33  | = 22; s.gr = 23|
000005e0  3b 20 73 2e 6c 65 20 3d  20 32 34 3b 20 73 2e 67  |; s.le = 24; s.g|
000005f0  65 20 3d 20 32 35 3b 0a  20 20 20 73 2e 6c 6c 73  |e = 25;.   s.lls|
00000600  20 3d 20 31 32 32 3b 20  73 2e 6c 67 72 20 3d 20  | = 122; s.lgr = |
00000610  31 32 33 3b 20 73 2e 6c  6c 65 20 3d 20 31 32 34  |123; s.lle = 124|
00000620  3b 20 73 2e 6c 67 65 20  3d 20 31 32 35 3b 0a 20  |; s.lge = 125;. |
00000630  20 20 73 2e 6e 6f 74 20  3d 20 33 30 3b 0a 20 20  |  s.not = 30;.  |
00000640  20 73 2e 6c 73 68 69 66  74 20 3d 20 33 31 3b 20  | s.lshift = 31; |
00000650  73 2e 72 73 68 69 66 74  20 3d 20 33 32 3b 0a 20  |s.rshift = 32;. |
00000660  20 20 73 2e 6c 6f 67 61  6e 64 20 3d 20 33 33 3b  |  s.logand = 33;|
00000670  20 73 2e 6c 6f 67 6f 72  20 3d 20 33 34 3b 20 73  | s.logor = 34; s|
00000680  2e 65 71 76 20 3d 20 33  35 3b 20 73 2e 6e 65 71  |.eqv = 35; s.neq|
00000690  76 20 3d 20 33 36 3b 0a  20 20 20 73 2e 6e 65 65  |v = 36;.   s.nee|
000006a0  64 73 20 3d 20 34 38 3b  20 73 2e 73 65 63 74 69  |ds = 48; s.secti|
000006b0  6f 6e 20 3d 20 34 39 3b  0a 20 20 20 73 2e 72 74  |on = 49;.   s.rt|
000006c0  61 70 20 3d 20 35 31 3b  0a 20 20 20 73 2e 67 6f  |ap = 51;.   s.go|
000006d0  74 6f 20 3d 20 35 32 3b  0a 20 20 20 73 2e 72 65  |to = 52;.   s.re|
000006e0  74 75 72 6e 20 3d 20 36  37 3b 20 73 2e 66 69 6e  |turn = 67; s.fin|
000006f0  69 73 68 20 3d 20 36 38  3b 0a 20 20 20 73 2e 73  |ish = 68;.   s.s|
00000700  77 69 74 63 68 6f 6e 20  3d 20 37 30 3b 0a 20 20  |witchon = 70;.  |
00000710  20 73 2e 67 6c 6f 62 61  6c 20 3d 20 37 36 3b 0a  | s.global = 76;.|
00000720  20 20 20 73 2e 6e 69 6c  20 3d 20 39 39 3b 0a 0a  |   s.nil = 99;..|
00000730  20 20 20 73 2e 66 61 64  64 20 3d 20 31 32 38 3b  |   s.fadd = 128;|
00000740  0a 20 20 20 73 2e 66 63  6f 6e 73 74 20 3d 20 31  |.   s.fconst = 1|
00000750  33 36 3b 0a 20 20 20 73  2e 66 69 78 20 3d 20 31  |36;.   s.fix = 1|
00000760  33 37 3b 20 73 2e 66 6c  6f 61 74 20 3d 20 31 33  |37; s.float = 13|
00000770  38 3b 0a 20 20 20 73 2e  66 6d 75 6c 74 20 3d 20  |8;.   s.fmult = |
00000780  31 33 39 3b 20 73 2e 66  64 69 76 20 3d 20 31 34  |139; s.fdiv = 14|
00000790  30 3b 0a 20 20 20 73 2e  66 70 6c 75 73 20 3d 20  |0;.   s.fplus = |
000007a0  31 34 32 3b 20 73 2e 66  6d 69 6e 75 73 20 3d 20  |142; s.fminus = |
000007b0  31 34 33 3b 0a 20 20 20  73 2e 66 6e 65 67 20 3d  |143;.   s.fneg =|
000007c0  20 31 34 35 3b 20 73 2e  66 61 62 73 20 3d 20 31  | 145; s.fabs = 1|
000007d0  34 37 3b 0a 20 20 20 73  2e 66 65 71 20 3d 20 31  |47;.   s.feq = 1|
000007e0  34 38 3b 20 73 2e 66 6e  65 20 3d 20 31 34 39 3b  |48; s.fne = 149;|
000007f0  0a 20 20 20 73 2e 66 6c  73 20 3d 20 31 35 30 3b  |.   s.fls = 150;|
00000800  20 73 2e 66 67 72 20 3d  20 31 35 31 3b 20 73 2e  | s.fgr = 151; s.|
00000810  66 6c 65 20 3d 20 31 35  32 3b 20 73 2e 66 67 65  |fle = 152; s.fge|
00000820  20 3d 20 31 35 33 3b 0a  0a 2f 2f 20 4f 43 4f 44  | = 153;..// OCOD|
00000830  45 20 6f 70 65 72 61 74  6f 72 73 0a 0a 20 20 20  |E operators..   |
00000840  73 2e 6c 70 20 3d 20 34  30 3b 20 73 2e 6c 67 20  |s.lp = 40; s.lg |
00000850  3d 20 34 31 3b 20 73 2e  6c 6e 20 3d 20 34 32 3b  |= 41; s.ln = 42;|
00000860  20 73 2e 6c 73 74 72 20  3d 20 34 33 3b 20 73 2e  | s.lstr = 43; s.|
00000870  6c 6c 20 3d 20 34 34 3b  0a 20 20 20 73 2e 6c 6c  |ll = 44;.   s.ll|
00000880  70 20 3d 20 34 35 3b 20  73 2e 6c 6c 67 20 3d 20  |p = 45; s.llg = |
00000890  34 36 3b 20 73 2e 6c 6c  6c 20 3d 20 34 37 3b 0a  |46; s.lll = 47;.|
000008a0  20 20 20 73 2e 6c 6f 63  61 6c 20 3d 20 37 37 3b  |   s.local = 77;|
000008b0  20 73 2e 6c 61 62 65 6c  20 3d 20 37 38 3b 0a 20  | s.label = 78;. |
000008c0  20 20 73 2e 73 70 20 3d  20 38 30 3b 20 73 2e 73  |  s.sp = 80; s.s|
000008d0  67 20 3d 20 38 31 3b 20  73 2e 73 6c 20 3d 20 38  |g = 81; s.sl = 8|
000008e0  32 3b 0a 20 20 20 73 2e  73 74 69 6e 64 20 3d 20  |2;.   s.stind = |
000008f0  38 33 3b 0a 20 20 20 73  2e 6a 75 6d 70 20 3d 20  |83;.   s.jump = |
00000900  38 35 3b 20 73 2e 6a 74  20 3d 20 38 36 3b 20 73  |85; s.jt = 86; s|
00000910  2e 6a 66 20 3d 20 38 37  3b 0a 20 20 20 73 2e 65  |.jf = 87;.   s.e|
00000920  6e 64 66 6f 72 20 3d 20  38 38 3b 20 73 2e 65 6e  |ndfor = 88; s.en|
00000930  64 62 6c 6f 63 6b 20 3d  20 38 39 3b 0a 20 20 20  |dblock = 89;.   |
00000940  73 2e 6c 61 62 20 3d 20  39 30 3b 0a 20 20 20 73  |s.lab = 90;.   s|
00000950  2e 73 74 61 63 6b 20 3d  20 39 31 3b 20 73 2e 73  |.stack = 91; s.s|
00000960  74 6f 72 65 20 3d 20 39  32 3b 20 73 2e 72 73 74  |tore = 92; s.rst|
00000970  61 63 6b 20 3d 20 39 33  3b 0a 20 20 20 73 2e 65  |ack = 93;.   s.e|
00000980  6e 74 72 79 20 3d 20 39  34 3b 0a 20 20 20 73 2e  |ntry = 94;.   s.|
00000990  73 61 76 65 20 3d 20 39  35 3b 0a 20 20 20 73 2e  |save = 95;.   s.|
000009a0  66 6e 72 6e 20 3d 20 39  36 3b 20 73 2e 72 74 72  |fnrn = 96; s.rtr|
000009b0  6e 20 3d 20 39 37 3b 0a  20 20 20 73 2e 72 65 73  |n = 97;.   s.res|
000009c0  20 3d 20 39 38 3b 0a 20  20 20 73 2e 64 61 74 61  | = 98;.   s.data|
000009d0  6c 61 62 20 3d 20 31 30  30 3b 20 73 2e 69 74 65  |lab = 100; s.ite|
000009e0  6d 6c 20 3d 20 31 30 31  3b 20 73 2e 69 74 65 6d  |ml = 101; s.item|
000009f0  6e 20 3d 20 31 30 32 3b  0a 20 20 20 73 2e 65 6e  |n = 102;.   s.en|
00000a00  64 70 72 6f 63 20 3d 20  31 30 33 3b 0a 20 20 20  |dproc = 103;.   |
00000a10  73 2e 64 73 74 72 20 3d  20 31 30 34 3b 20 73 2e  |s.dstr = 104; s.|
00000a20  64 74 61 62 20 3d 20 31  30 35 3b 0a 20 20 20 73  |dtab = 105;.   s|
00000a30  2e 73 74 6e 69 6c 20 3d  20 38 34 3b 0a 20 20 20  |.stnil = 84;.   |
00000a40  73 2e 73 6c 63 74 61 70  20 3d 20 31 30 36 3b 20  |s.slctap = 106; |
00000a50  73 2e 73 6c 63 74 73 74  20 3d 20 31 30 37 3b 0a  |s.slctst = 107;.|
00000a60  20 20 20 73 2e 63 61 72  20 20 20 3d 20 31 30 38  |   s.car   = 108|
00000a70  3b 20 73 2e 63 64 72 20  20 20 3d 20 31 30 39 3b  |; s.cdr   = 109;|
00000a80  20 73 2e 76 63 61 72 20  20 20 3d 20 31 31 30 3b  | s.vcar   = 110;|
00000a90  20 73 2e 76 63 64 72 20  20 20 3d 20 31 31 31 3b  | s.vcdr   = 111;|
00000aa0  0a 20 20 20 73 2e 73 74  63 61 72 20 3d 20 31 31  |.   s.stcar = 11|
00000ab0  32 3b 20 73 2e 73 74 63  64 72 20 3d 20 31 31 33  |2; s.stcdr = 113|
00000ac0  3b 20 73 2e 73 74 76 63  61 72 20 3d 20 31 31 34  |; s.stvcar = 114|
00000ad0  3b 20 73 2e 73 74 76 63  64 72 20 3d 20 31 31 35  |; s.stvcdr = 115|
00000ae0  3b 0a 20 20 20 73 2e 6c  69 6e 65 63 6f 75 6e 74  |;.   s.linecount|
00000af0  20 3d 20 31 31 36 3b 0a  20 20 20 73 2e 6d 6f 64  | = 116;.   s.mod|
00000b00  20 3d 20 31 31 37 3b 20  73 2e 6d 6f 64 73 6c 63  | = 117; s.modslc|
00000b10  74 20 3d 20 31 31 39 3b  0a 20 20 20 73 2e 67 65  |t = 119;.   s.ge|
00000b20  74 62 79 74 65 20 3d 20  31 32 30 3b 20 73 2e 70  |tbyte = 120; s.p|
00000b30  75 74 62 79 74 65 20 3d  20 31 32 31 3b 0a 20 20  |utbyte = 121;.  |
00000b40  20 73 2e 64 65 62 75 67  20 3d 20 31 31 38 3b 0a  | s.debug = 118;.|
00000b50  20 20 20 73 2e 72 65 66  65 78 74 20 3d 20 33 38  |   s.refext = 38|
00000b60  3b 20 73 2e 64 65 66 65  78 74 20 3d 20 33 39 3b  |; s.defext = 39;|
00000b70  0a 20 20 20 73 2e 61 72  67 6e 6f 20 3d 20 31 32  |.   s.argno = 12|
00000b80  36 0a 0a 2f 2f 20 42 61  73 69 63 20 73 79 6d 62  |6..// Basic symb|
00000b90  6f 6c 73 20 28 6e 6f 74  20 75 73 65 64 20 69 6e  |ols (not used in|
00000ba0  20 54 52 4e 29 3a 0a 0a  20 20 20 73 2e 62 65 20  | TRN):..   s.be |
00000bb0  3d 20 38 39 0a 20 20 20  73 2e 65 6e 64 20 3d 20  |= 89.   s.end = |
00000bc0  39 30 0a 20 20 20 73 2e  6c 73 65 63 74 20 3d 20  |90.   s.lsect = |
00000bd0  39 31 3b 20 73 2e 72 73  65 63 74 20 3d 20 39 32  |91; s.rsect = 92|
00000be0  0a 20 20 20 73 2e 67 65  74 20 3d 20 39 33 0a 20  |.   s.get = 93. |
00000bf0  20 20 73 2e 69 6e 74 6f  20 3d 20 39 38 0a 20 20  |  s.into = 98.  |
00000c00  20 73 2e 74 6f 20 3d 20  39 39 0a 20 20 20 73 2e  | s.to = 99.   s.|
00000c10  62 79 20 3d 20 31 30 30  0a 20 20 20 73 2e 64 6f  |by = 100.   s.do|
00000c20  20 3d 20 31 30 31 0a 20  20 20 73 2e 6f 72 20 3d  | = 101.   s.or =|
00000c30  20 31 30 32 0a 20 20 20  73 2e 76 65 63 20 3d 20  | 102.   s.vec = |
00000c40  31 30 33 0a 20 20 20 73  2e 6c 70 61 72 65 6e 20  |103.   s.lparen |
00000c50  3d 20 31 30 35 3b 20 73  2e 72 70 61 72 65 6e 20  |= 105; s.rparen |
00000c60  3d 20 31 30 36 0a 20 20  20 73 2e 74 61 67 6e 61  |= 106.   s.tagna|
00000c70  6d 65 20 3d 20 31 30 37  20 24 29 0a 0a 4d 41 4e  |me = 107 $)..MAN|
00000c80  49 46 45 53 54 20 24 28  0a 20 20 20 72 6f 6f 74  |IFEST $(.   root|
00000c90  67 20 3d 20 75 67 3b 09  09 2f 2f 20 31 35 30 0a  |g = ug;..// 150.|
00000ca0  20 20 20 73 79 6e 72 67  20 3d 20 72 6f 6f 74 67  |   synrg = rootg|
00000cb0  2b 38 30 09 2f 2f 20 32  33 30 0a 20 20 20 74 72  |+80.// 230.   tr|
00000cc0  6e 72 67 20 3d 20 73 79  6e 72 67 2b 31 30 09 2f  |nrg = synrg+10./|
00000cd0  2f 20 32 34 30 0a 20 20  20 73 79 6e 74 72 6e 67  |/ 240.   syntrng|
00000ce0  20 3d 20 74 72 6e 72 67  2b 32 30 09 2f 2f 20 32  | = trnrg+20.// 2|
00000cf0  36 30 0a 0a 20 20 20 73  79 6e 67 20 3d 20 73 79  |60..   syng = sy|
00000d00  6e 74 72 6e 67 2b 34 30  09 2f 2f 20 33 30 30 0a  |ntrng+40.// 300.|
00000d10  20 20 20 74 72 6e 67 20  3d 20 73 79 6e 67 2b 33  |   trng = syng+3|
00000d20  30 09 2f 2f 20 33 33 30  0a 0a 20 20 20 63 67 76  |0.// 330..   cgv|
00000d30  20 3d 20 74 72 6e 67 2b  34 30 09 2f 2f 20 33 37  | = trng+40.// 37|
00000d40  30 0a 24 29 0a 0a 2f 2f  20 47 6c 6f 62 61 6c 73  |0.$)..// Globals|
00000d50  20 73 68 61 72 65 64 20  62 65 74 77 65 65 6e 20  | shared between |
00000d60  61 6c 6c 20 70 68 61 73  65 73 20 6f 66 20 74 68  |all phases of th|
00000d70  65 20 63 6f 6d 70 69 6c  65 72 0a 0a 47 4c 4f 42  |e compiler..GLOB|
00000d80  41 4c 20 24 28 0a 20 20  20 72 63 3a 20 72 6f 6f  |AL $(.   rc: roo|
00000d90  74 67 2b 30 0a 20 20 20  68 65 61 64 65 72 73 3a  |tg+0.   headers:|
00000da0  20 72 6f 6f 74 67 2b 31  0a 20 20 20 76 65 72 53  | rootg+1.   verS|
00000db0  74 72 65 61 6d 3a 20 72  6f 6f 74 67 2b 32 3b 20  |tream: rootg+2; |
00000dc0  6f 63 6f 64 65 53 74 72  65 61 6d 3a 20 72 6f 6f  |ocodeStream: roo|
00000dd0  74 67 2b 33 3b 0a 20 20  20 6c 69 73 74 53 74 72  |tg+3;.   listStr|
00000de0  65 61 6d 3a 20 72 6f 6f  74 67 2b 35 3b 20 6d 6f  |eam: rootg+5; mo|
00000df0  64 75 6c 65 53 74 72 65  61 6d 3a 20 72 6f 6f 74  |duleStream: root|
00000e00  67 2b 36 3b 0a 20 20 20  65 72 72 2e 70 3a 20 72  |g+6;.   err.p: r|
00000e10  6f 6f 74 67 2b 38 3b 20  65 72 72 2e 6c 3a 20 72  |ootg+8; err.l: r|
00000e20  6f 6f 74 67 2b 39 0a 20  20 20 6f 63 6f 64 65 46  |ootg+9.   ocodeF|
00000e30  69 6c 65 3a 20 72 6f 6f  74 67 2b 31 30 0a 20 20  |ile: rootg+10.  |
00000e40  20 66 72 6f 6d 46 69 6c  65 3a 20 72 6f 6f 74 67  | fromFile: rootg|
00000e50  2b 31 32 0a 20 20 20 74  61 67 43 68 61 69 6e 3a  |+12.   tagChain:|
00000e60  20 72 6f 6f 74 67 2b 31  33 0a 20 20 20 70 72 6f  | rootg+13.   pro|
00000e70  67 72 61 6d 53 69 7a 65  3a 20 72 6f 6f 74 67 2b  |gramSize: rootg+|
00000e80  31 34 0a 0a 20 20 20 43  6f 6d 70 6c 61 69 6e 3a  |14..   Complain:|
00000e90  20 72 6f 6f 74 67 2b 31  35 3b 20 41 62 61 6e 64  | rootg+15; Aband|
00000ea0  6f 6e 3a 20 72 6f 6f 74  67 2b 31 36 0a 0a 20 20  |on: rootg+16..  |
00000eb0  20 73 74 72 65 61 6d 73  3a 20 72 6f 6f 74 67 2b  | streams: rootg+|
00000ec0  31 37 0a 20 20 20 4f 70  65 6e 3a 20 72 6f 6f 74  |17.   Open: root|
00000ed0  67 2b 31 38 3b 20 43 6c  6f 73 65 3a 20 72 6f 6f  |g+18; Close: roo|
00000ee0  74 67 2b 31 39 0a 0a 20  20 20 77 6f 72 6b 56 65  |tg+19..   workVe|
00000ef0  63 74 6f 72 73 3a 20 72  6f 6f 74 67 2b 32 30 0a  |ctors: rootg+20.|
00000f00  20 20 20 68 65 61 70 2e  62 6c 6f 63 6b 3a 20 72  |   heap.block: r|
00000f10  6f 6f 74 67 2b 32 31 3b  20 68 65 61 70 70 74 72  |ootg+21; heapptr|
00000f20  3a 20 72 6f 6f 74 67 2b  32 32 0a 20 20 20 73 70  |: rootg+22.   sp|
00000f30  61 63 65 2e 75 73 65 64  3a 20 72 6f 6f 74 67 2b  |ace.used: rootg+|
00000f40  32 33 0a 20 20 20 4d 61  72 6b 48 65 61 70 3a 20  |23.   MarkHeap: |
00000f50  72 6f 6f 74 67 2b 32 34  3b 20 52 65 73 65 74 48  |rootg+24; ResetH|
00000f60  65 61 70 3a 20 72 6f 6f  74 67 2b 32 35 0a 20 20  |eap: rootg+25.  |
00000f70  20 47 65 74 56 65 63 74  6f 72 3a 20 72 6f 6f 74  | GetVector: root|
00000f80  67 2b 32 36 3b 20 47 65  74 57 69 74 68 4d 61 72  |g+26; GetWithMar|
00000f90  6b 3a 20 72 6f 6f 74 67  2b 32 37 3b 0a 20 20 20  |k: rootg+27;.   |
00000fa0  46 72 65 65 56 65 63 74  6f 72 3a 20 72 6f 6f 74  |FreeVector: root|
00000fb0  67 2b 32 38 0a 20 20 20  47 65 74 42 6c 6b 3a 20  |g+28.   GetBlk: |
00000fc0  72 6f 6f 74 67 2b 32 39  3b 20 46 69 6c 6c 42 6c  |rootg+29; FillBl|
00000fd0  6b 3a 20 72 6f 6f 74 67  2b 33 30 3b 0a 20 20 20  |k: rootg+30;.   |
00000fe0  46 72 65 65 42 6c 6b 3a  20 72 6f 6f 74 67 2b 33  |FreeBlk: rootg+3|
00000ff0  31 3b 0a 20 20 20 4c 6f  6f 6b 55 70 54 61 67 3a  |1;.   LookUpTag:|
00001000  20 72 6f 6f 74 67 2b 33  32 3b 0a 0a 20 20 20 70  | rootg+32;..   p|
00001010  72 69 6d 61 6c 2e 6d 61  72 6b 3a 20 72 6f 6f 74  |rimal.mark: root|
00001020  67 2b 33 33 0a 20 20 20  6f 63 6f 64 65 2e 6d 61  |g+33.   ocode.ma|
00001030  72 6b 3a 20 72 6f 6f 74  67 2b 33 34 0a 0a 20 20  |rk: rootg+34..  |
00001040  20 62 63 70 6c 2e 61 72  67 73 3a 20 72 6f 6f 74  | bcpl.args: root|
00001050  67 2b 33 35 0a 20 20 20  62 63 70 6c 2e 73 79 6e  |g+35.   bcpl.syn|
00001060  3a 20 72 6f 6f 74 67 2b  33 36 0a 20 20 20 62 63  |: rootg+36.   bc|
00001070  70 6c 2e 74 72 6e 3a 20  72 6f 6f 74 67 2b 33 37  |pl.trn: rootg+37|
00001080  0a 20 20 20 62 63 70 6c  2e 70 74 72 65 65 3a 20  |.   bcpl.ptree: |
00001090  72 6f 6f 74 67 2b 33 38  0a 20 20 20 62 63 70 6c  |rootg+38.   bcpl|
000010a0  2e 63 67 3a 20 72 6f 6f  74 67 2b 33 39 0a 0a 20  |.cg: rootg+39.. |
000010b0  20 20 66 72 65 65 4c 69  73 74 73 3a 20 72 6f 6f  |  freeLists: roo|
000010c0  74 67 2b 34 30 3b 0a 0a  2f 2f 20 43 6f 6d 70 69  |tg+40;..// Compi|
000010d0  6c 65 72 20 61 6e 64 20  43 47 20 6f 70 74 69 6f  |ler and CG optio|
000010e0  6e 73 0a 0a 20 20 20 73  74 61 6d 70 46 69 6c 65  |ns..   stampFile|
000010f0  73 3a 20 72 6f 6f 74 67  2b 34 35 3b 0a 20 20 20  |s: rootg+45;.   |
00001100  72 65 73 74 72 69 63 74  65 64 4c 61 6e 67 75 61  |restrictedLangua|
00001110  67 65 3a 20 72 6f 6f 74  67 2b 34 36 0a 20 20 20  |ge: rootg+46.   |
00001120  73 61 76 65 53 70 61 63  65 53 69 7a 65 3a 20 72  |saveSpaceSize: r|
00001130  6f 6f 74 67 2b 34 37 0a  20 20 20 65 71 75 61 74  |ootg+47.   equat|
00001140  65 43 61 73 65 73 3a 20  72 6f 6f 74 67 2b 34 38  |eCases: rootg+48|
00001150  0a 20 20 20 62 61 63 6b  77 61 72 64 56 65 63 73  |.   backwardVecs|
00001160  3a 20 72 6f 6f 74 67 2b  34 39 3b 0a 0a 2f 2f 20  |: rootg+49;..// |
00001170  4f 43 4f 44 45 20 72 65  74 65 6e 74 69 6f 6e 20  |OCODE retention |
00001180  64 61 74 61 0a 20 20 20  72 65 74 61 69 6e 4f 63  |data.   retainOc|
00001190  6f 64 65 3a 20 72 6f 6f  74 67 2b 35 31 3b 0a 20  |ode: rootg+51;. |
000011a0  20 20 6f 63 6f 64 65 42  75 66 73 3a 20 72 6f 6f  |  ocodeBufs: roo|
000011b0  74 67 2b 35 32 3b 20 6f  63 6f 64 65 42 75 66 3a  |tg+52; ocodeBuf:|
000011c0  20 72 6f 6f 74 67 2b 35  34 3b 0a 0a 2f 2f 20 43  | rootg+54;..// C|
000011d0  47 20 6f 70 74 69 6f 6e  73 0a 0a 20 20 20 63 67  |G options..   cg|
000011e0  3a 20 72 6f 6f 74 67 2b  35 35 0a 20 20 20 70 72  |: rootg+55.   pr|
000011f0  6f 63 4e 61 6d 65 73 3a  20 72 6f 6f 74 67 2b 35  |ocNames: rootg+5|
00001200  36 0a 20 20 20 63 61 6c  6c 43 6f 75 6e 74 69 6e  |6.   callCountin|
00001210  67 3a 20 72 6f 6f 74 67  2b 35 37 0a 20 20 20 63  |g: rootg+57.   c|
00001220  6f 75 6e 74 69 6e 67 3a  20 72 6f 6f 74 67 2b 35  |ounting: rootg+5|
00001230  38 0a 20 20 20 73 74 6b  63 68 6b 69 6e 67 3a 20  |8.   stkchking: |
00001240  72 6f 6f 74 67 2b 35 39  0a 20 20 20 72 62 49 6e  |rootg+59.   rbIn|
00001250  43 61 6c 6c 73 3a 20 72  6f 6f 74 67 2b 36 30 3b  |Calls: rootg+60;|
00001260  0a 20 20 20 63 6f 6d 70  61 63 74 43 6f 64 65 3a  |.   compactCode:|
00001270  20 72 6f 6f 74 67 2b 36  31 3b 0a 20 20 20 41 4f  | rootg+61;.   AO|
00001280  46 6f 75 74 3a 20 72 6f  6f 74 67 2b 36 32 3b 0a  |Fout: rootg+62;.|
00001290  20 20 20 43 47 4f 70 74  4d 6f 64 65 3a 20 72 6f  |   CGOptMode: ro|
000012a0  6f 74 67 2b 36 33 3b 0a  20 20 20 43 47 44 65 62  |otg+63;.   CGDeb|
000012b0  75 67 4d 6f 64 65 3a 20  72 6f 6f 74 67 2b 36 34  |ugMode: rootg+64|
000012c0  3b 0a 20 20 20 6e 61 6d  69 6e 67 3a 20 72 6f 6f  |;.   naming: roo|
000012d0  74 67 2b 36 35 20 24 29  0a 0a 47 4c 4f 42 41 4c  |tg+65 $)..GLOBAL|
000012e0  20 24 28 0a 20 20 20 4f  75 74 31 3a 20 74 72 6e  | $(.   Out1: trn|
000012f0  72 67 2b 31 35 20 24 29  0a                       |rg+15 $).|
000012f9