[gforth] / gforth / cross.fs

gforth: gforth/cross.fs

1 :	anton	1.1	\ CROSS.FS The Cross-Compiler 06oct92py
2 :			\ Idea and implementation: Bernd Paysan (py)
3 :	anton	1.30
4 :	anton	1.69	\ Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc.
5 :	anton	1.30
6 :			\ This file is part of Gforth.
7 :
8 :			\ Gforth is free software; you can redistribute it and/or
9 :			\ modify it under the terms of the GNU General Public License
10 :			\ as published by the Free Software Foundation; either version 2
11 :			\ of the License, or (at your option) any later version.
12 :
13 :			\ This program is distributed in the hope that it will be useful,
14 :			\ but WITHOUT ANY WARRANTY; without even the implied warranty of
15 :			\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 :			\ GNU General Public License for more details.
17 :
18 :			\ You should have received a copy of the GNU General Public License
19 :			\ along with this program; if not, write to the Free Software
20 :			\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 :	anton	1.1
22 :	jwilke	1.67	0
23 :			[IF]
24 :
25 :			ToDo:
26 :			Crossdoc destination ./doc/crossdoc.fd makes no sense when
27 :			cross.fs is uses seperately. jaw
28 :			Do we need this char translation with >address and in branchoffset?
29 :			(>body also affected) jaw
30 :			Clean up mark> and >resolve stuff jaw
31 :
32 :			[THEN]
33 :	anton	1.48
34 :
35 :	jwilke	1.52	hex \ the defualt base for the cross-compiler is hex !!
36 :			Warnings off
37 :
38 :			\ words that are generaly useful
39 :
40 :	pazsan	1.59	: KB 400 * ;
41 :	jwilke	1.52	: >wordlist ( vocabulary-xt -- wordlist-struct )
42 :			also execute get-order swap >r 1- set-order r> ;
43 :
44 :			: umax 2dup u< IF swap THEN drop ;
45 :			: umin 2dup u> IF swap THEN drop ;
46 :	anton	1.1
47 :	pazsan	1.23	: string, ( c-addr u -- )
48 :			\ puts down string as cstring
49 :			dup c, here swap chars dup allot move ;
50 :	pazsan	1.5
51 :	jwilke	1.52	: SetValue ( n -- <name> )
52 :	pazsan	1.54	\G Same behaviour as "Value" if the <name> is not defined
53 :			\G Same behaviour as "to" if <name> is defined
54 :	jwilke	1.52	\G SetValue searches in the current vocabulary
55 :	jwilke	1.68	save-input bl word >r restore-input throw r> count
56 :			get-current search-wordlist
57 :			IF drop >r
58 :			\ we have to set current to be topmost context wordlist
59 :			get-order get-order get-current swap 1+ set-order
60 :			r> ['] to execute
61 :	jwilke	1.74	set-order
62 :	jwilke	1.68	ELSE Value THEN ;
63 :	jwilke	1.52
64 :			: DefaultValue ( n -- <name> )
65 :	pazsan	1.54	\G Same behaviour as "Value" if the <name> is not defined
66 :			\G DefaultValue searches in the current vocabulary
67 :	jwilke	1.52	save-input bl word >r restore-input throw r> count
68 :			get-current search-wordlist
69 :	pazsan	1.56	IF bl word drop 2drop ELSE Value THEN ;
70 :	anton	1.1
71 :			hex
72 :
73 :			Vocabulary Cross
74 :			Vocabulary Target
75 :			Vocabulary Ghosts
76 :			VOCABULARY Minimal
77 :			only Forth also Target also also
78 :			definitions Forth
79 :
80 :			: T previous Cross also Target ; immediate
81 :			: G Ghosts ; immediate
82 :			: H previous Forth also Cross ; immediate
83 :
84 :			forth definitions
85 :
86 :			: T previous Cross also Target ; immediate
87 :			: G Ghosts ; immediate
88 :
89 :			: >cross also Cross definitions previous ;
90 :			: >target also Target definitions previous ;
91 :			: >minimal also Minimal definitions previous ;
92 :
93 :			H
94 :
95 :			>CROSS
96 :
97 :	jwilke	1.52	\ 1 Constant Cross-Flag \ to check whether assembler compiler plug-ins are
98 :			\ for cross-compiling
99 :			\ No! we use "[IFUNDEF]" there to find out whether we are target compiling!!!
100 :
101 :			: comment? ( c-addr u -- c-addr u )
102 :			2dup s" (" compare 0=
103 :			IF postpone (
104 :			ELSE 2dup s" \" compare 0= IF postpone \ THEN
105 :			THEN ;
106 :
107 :			\ Begin CROSS COMPILER:
108 :
109 :
110 :
111 :			\ \ -------------------- Error Handling 05aug97jaw
112 :
113 :			\ Flags
114 :
115 :			also forth definitions \ these values may be predefined before
116 :			\ the cross-compiler is loaded
117 :
118 :			false DefaultValue stack-warn \ check on empty stack at any definition
119 :			false DefaultValue create-forward-warn \ warn on forward declaration of created words
120 :
121 :	jwilke	1.74
122 :
123 :
124 :	jwilke	1.52
125 :			previous >CROSS
126 :
127 :	jwilke	1.53	: .dec
128 :			base @ decimal swap . base ! ;
129 :
130 :	jwilke	1.52	: .sourcepos
131 :			cr sourcefilename type ." :"
132 :	jwilke	1.53	sourceline# .dec ;
133 :	jwilke	1.52
134 :			: warnhead
135 :			\G display error-message head
136 :			\G perhaps with linenumber and filename
137 :			.sourcepos ." Warning: " ;
138 :
139 :			: empty? depth IF .sourcepos ." Stack not empty!" THEN ;
140 :
141 :			stack-warn [IF]
142 :			: defempty? empty? ;
143 :			[ELSE]
144 :			: defempty? ; immediate
145 :			[THEN]
146 :
147 :	jwilke	1.74	\ debugging
148 :	jwilke	1.52
149 :	jwilke	1.74	0 [IF]
150 :
151 :			This implements debugflags for the cross compiler and the compiled
152 :			images. It works identical to the has-flags in the environment.
153 :			The debugflags are defined in a vocabluary. If the word exists and
154 :			its value is true, the flag is switched on.
155 :
156 :			[THEN]
157 :
158 :			Vocabulary debugflags \ debug flags for cross
159 :			also debugflags get-order over
160 :			Constant debugflags-wl
161 :			set-order previous
162 :
163 :			: DebugFlag
164 :			get-current >r debugflags-wl set-current
165 :			SetValue
166 :			r> set-current ;
167 :
168 :			: Debug? ( adr u -- flag )
169 :			\G return true if debug flag is defined or switched on
170 :			debugflags-wl search-wordlist
171 :			IF EXECUTE
172 :			ELSE false THEN ;
173 :
174 :			: D? ( <name> -- flag )
175 :			\G return true if debug flag is defined or switched on
176 :			\G while compiling we do not return the current value but
177 :			bl word count debug? ;
178 :
179 :			: [d?]
180 :			\G compile the value-xt so the debug flag can be switched
181 :			\G the flag must exist!
182 :			bl word count debugflags-wl search-wordlist
183 :			IF compile,
184 :			ELSE -1 ABORT" unknown debug flag"
185 :			\ POSTPONE false
186 :			THEN ; immediate
187 :	pazsan	1.54
188 :	jwilke	1.52	\ \ GhostNames Ghosts 9may93jaw
189 :
190 :			\ second name source to search trough list
191 :
192 :			VARIABLE GhostNames
193 :			0 GhostNames !
194 :
195 :			: GhostName ( -- addr )
196 :			here GhostNames @ , GhostNames ! here 0 ,
197 :			bl word count
198 :			\ 2dup type space
199 :			string, \ !! cfalign ?
200 :			align ;
201 :
202 :			\ Ghost Builder 06oct92py
203 :
204 :			\ <T T> new version with temp variable 10may93jaw
205 :
206 :			VARIABLE VocTemp
207 :
208 :			: <T get-current VocTemp ! also Ghosts definitions ;
209 :			: T> previous VocTemp @ set-current ;
210 :
211 :			hex
212 :			4711 Constant <fwd> 4712 Constant <res>
213 :			4713 Constant <imm> 4714 Constant <do:>
214 :
215 :			\ iForth makes only immediate directly after create
216 :			\ make atonce trick! ?
217 :
218 :			Variable atonce atonce off
219 :
220 :			: NoExec true ABORT" CROSS: Don't execute ghost" ;
221 :
222 :			: GhostHeader <fwd> , 0 , ['] NoExec , ;
223 :
224 :			: >magic ; \ type of ghost
225 :			: >link cell+ ; \ pointer where ghost is in target, or if unresolved
226 :			\ points to the where we have to resolve (linked-list)
227 :			: >exec cell+ cell+ ; \ execution symantics (while target compiling) of ghost
228 :			: >end 3 cells + ; \ room for additional tags
229 :			\ for builder (create, variable...) words the
230 :			\ execution symantics of words built are placed here
231 :
232 :			Variable executed-ghost \ last executed ghost, needed in tcreate and gdoes>
233 :			Variable last-ghost \ last ghost that is created
234 :			Variable last-header-ghost \ last ghost definitions with header
235 :
236 :			: Make-Ghost ( "name" -- ghost )
237 :			>in @ GhostName swap >in !
238 :			<T Create atonce @ IF immediate atonce off THEN
239 :			here tuck swap ! ghostheader T>
240 :			dup last-ghost !
241 :			DOES> dup executed-ghost ! >exec @ execute ;
242 :
243 :			\ ghost words 14oct92py
244 :			\ changed: 10may93py/jaw
245 :
246 :			: gfind ( string -- ghost true/1 / string false )
247 :			\ searches for string in word-list ghosts
248 :			dup count [ ' ghosts >wordlist ] ALiteral search-wordlist
249 :			dup IF >r >body nip r> THEN ;
250 :
251 :			: gdiscover ( xt -- ghost true \| xt false )
252 :			GhostNames
253 :			BEGIN @ dup
254 :			WHILE 2dup
255 :			cell+ @ dup >magic @ <fwd> <>
256 :			>r >link @ = r> and
257 :			IF cell+ @ nip true EXIT THEN
258 :			REPEAT
259 :			drop false ;
260 :
261 :			VARIABLE Already
262 :
263 :			: ghost ( "name" -- ghost )
264 :			Already off
265 :			>in @ bl word gfind IF Already on nip EXIT THEN
266 :			drop >in ! Make-Ghost ;
267 :
268 :			: >ghostname ( ghost -- adr len )
269 :			GhostNames
270 :			BEGIN @ dup
271 :			WHILE 2dup cell+ @ =
272 :			UNTIL nip 2 cells + count
273 :	pazsan	1.54	ELSE 2drop
274 :			\ true abort" CROSS: Ghostnames inconsistent"
275 :			s" ?!?!?!"
276 :	jwilke	1.52	THEN ;
277 :
278 :			' >ghostname ALIAS @name
279 :
280 :			: forward? ( ghost -- flag )
281 :			>magic @ <fwd> = ;
282 :
283 :			\ Predefined ghosts 12dec92py
284 :
285 :			ghost 0= drop
286 :			ghost branch ghost ?branch 2drop
287 :			ghost (do) ghost (?do) 2drop
288 :			ghost (for) drop
289 :			ghost (loop) ghost (+loop) 2drop
290 :			ghost (next) drop
291 :			ghost unloop ghost ;S 2drop
292 :			ghost lit ghost (compile) ghost ! 2drop drop
293 :			ghost (does>) ghost noop 2drop
294 :			ghost (.") ghost (S") ghost (ABORT") 2drop drop
295 :			ghost ' drop
296 :			ghost :docol ghost :doesjump ghost :dodoes 2drop drop
297 :	pazsan	1.54	ghost :dovar drop
298 :	jwilke	1.52	ghost over ghost = ghost drop 2drop drop
299 :			ghost - drop
300 :	pazsan	1.54	ghost 2drop drop
301 :			ghost 2dup drop
302 :	jwilke	1.52
303 :			\ \ Parameter for target systems 06oct92py
304 :
305 :			\ we define it ans like...
306 :			wordlist Constant target-environment
307 :
308 :			VARIABLE env-current \ save information of current dictionary to restore with environ>
309 :
310 :			: >ENVIRON get-current env-current ! target-environment set-current ;
311 :			: ENVIRON> env-current @ set-current ;
312 :	pazsan	1.43
313 :	anton	1.48	>TARGET
314 :	pazsan	1.43
315 :	jwilke	1.67	: environment? ( adr len -- [ x ] true \| false )
316 :	jwilke	1.52	target-environment search-wordlist
317 :			IF execute true ELSE false THEN ;
318 :
319 :	jwilke	1.67	: e? bl word count T environment? H 0= ABORT" environment variable not defined!" ;
320 :	jwilke	1.52
321 :	jwilke	1.67	: has? bl word count T environment? H
322 :	jwilke	1.53	IF \ environment variable is present, return its value
323 :			ELSE \ environment variable is not present, return false
324 :			\ !! JAW abort is just for testing
325 :			false true ABORT" arg"
326 :			THEN ;
327 :	jwilke	1.52
328 :			: $has? T environment? H IF ELSE false THEN ;
329 :	anton	1.48
330 :	pazsan	1.54	>ENVIRON get-order get-current swap 1+ set-order
331 :			true SetValue compiler
332 :	jwilke	1.53	true SetValue cross
333 :	pazsan	1.54	true SetValue standard-threading
334 :			>TARGET previous
335 :	jwilke	1.52
336 :	pazsan	1.59
337 :	jwilke	1.52	mach-file count included hex
338 :	pazsan	1.43
339 :	jwilke	1.53	>ENVIRON
340 :
341 :	pazsan	1.54	T has? ec H
342 :			[IF]
343 :			false DefaultValue relocate
344 :			false DefaultValue file
345 :			false DefaultValue OS
346 :			false DefaultValue prims
347 :			false DefaultValue floating
348 :			false DefaultValue glocals
349 :			false DefaultValue dcomps
350 :			false DefaultValue hash
351 :			false DefaultValue xconds
352 :			false DefaultValue header
353 :			[THEN]
354 :
355 :			true DefaultValue interpreter
356 :			true DefaultValue ITC
357 :			false DefaultValue rom
358 :	jwilke	1.73	true DefaultValue standardthreading
359 :	jwilke	1.53
360 :	jwilke	1.52	>TARGET
361 :	jwilke	1.53	s" relocate" T environment? H
362 :			[IF] SetValue NIL
363 :			[ELSE] >ENVIRON T NIL H SetValue relocate
364 :			[THEN]
365 :	pazsan	1.43
366 :			>CROSS
367 :
368 :	jwilke	1.52	\ \ Create additional parameters 19jan95py
369 :	pazsan	1.19
370 :	jwilke	1.71	\ currently cross only works for host machines with address-unit-bits
371 :			\ eual to 8 because of s! and sc!
372 :			\ but I start to query the environment just to modularize a little bit
373 :
374 :			: check-address-unit-bits ( -- )
375 :			\ s" ADDRESS-UNIT-BITS" environment?
376 :			\ IF 8 <> ELSE true THEN
377 :			\ ABORT" ADDRESS-UNIT-BITS unknown or not equal to 8!"
378 :
379 :			\ shit, this doesn't work because environment? is only defined for
380 :			\ gforth.fi and not kernl???.fi
381 :			;
382 :
383 :			check-address-unit-bits
384 :			8 Constant bits/byte \ we define: byte is address-unit
385 :
386 :			1 bits/byte lshift Constant maxbyte
387 :	jwilke	1.67	\ this sets byte size for the target machine, an (probably right guess) jaw
388 :
389 :	pazsan	1.19	T
390 :	jwilke	1.71	NIL Constant TNIL
391 :			cell Constant tcell
392 :			cell<< Constant tcell<<
393 :			cell>bit Constant tcell>bit
394 :			bits/char Constant tbits/char
395 :			bits/char H bits/byte T /
396 :			Constant tchar
397 :			float Constant tfloat
398 :			1 bits/char lshift Constant tmaxchar
399 :			[IFUNDEF] bits/byte
400 :			8 Constant tbits/byte
401 :			[ELSE]
402 :			bits/byte Constant tbits/byte
403 :			[THEN]
404 :	pazsan	1.19	H
405 :	jwilke	1.71	tbits/byte bits/byte / Constant tbyte
406 :
407 :	pazsan	1.19
408 :	anton	1.48	\ Variables 06oct92py
409 :
410 :			Variable image
411 :			Variable tlast TNIL tlast ! \ Last name field
412 :			Variable tlastcfa \ Last code field
413 :			Variable tdoes \ Resolve does> calls
414 :			Variable bit$
415 :	jwilke	1.52
416 :			\ statistics 10jun97jaw
417 :
418 :			Variable headers-named 0 headers-named !
419 :			Variable user-vars 0 user-vars !
420 :
421 :	jwilke	1.67	: target>bitmask-size ( u1 -- u2 )
422 :			1- tcell>bit rshift 1+ ;
423 :
424 :			: allocatetarget ( size --- adr )
425 :			dup allocate ABORT" CROSS: No memory for target"
426 :			swap over swap erase ;
427 :	jwilke	1.52
428 :	pazsan	1.54	\ \ memregion.fs
429 :	jwilke	1.52
430 :
431 :			Variable last-defined-region \ pointer to last defined region
432 :			Variable region-link \ linked list with all regions
433 :			Variable mirrored-link \ linked list for mirrored regions
434 :			0 dup mirrored-link ! region-link !
435 :
436 :
437 :	jwilke	1.67	: >rname 6 cells + ;
438 :			: >rbm 5 cells + ;
439 :			: >rmem 4 cells + ;
440 :			: >rlink 3 cells + ;
441 :	jwilke	1.52	: >rdp 2 cells + ;
442 :			: >rlen cell+ ;
443 :			: >rstart ;
444 :
445 :
446 :			: region ( addr len -- ) \G create a new region
447 :			\ check whether predefined region exists
448 :			save-input bl word find >r >r restore-input throw r> r> 0=
449 :			IF \ make region
450 :			drop
451 :			save-input create restore-input throw
452 :			here last-defined-region !
453 :			over ( startaddr ) , ( length ) , ( dp ) ,
454 :	jwilke	1.67	region-link linked 0 , 0 , bl word count string,
455 :	jwilke	1.52	ELSE \ store new parameters in region
456 :			bl word drop
457 :			>body >r r@ last-defined-region !
458 :	jwilke	1.67	r@ >rlen ! dup r@ >rstart ! r> >rdp !
459 :	jwilke	1.52	THEN ;
460 :
461 :			: borders ( region -- startaddr endaddr ) \G returns lower and upper region border
462 :	jwilke	1.67	dup >rstart @ swap >rlen @ over + ;
463 :	jwilke	1.52
464 :			: extent ( region -- startaddr len ) \G returns the really used area
465 :	jwilke	1.67	dup >rstart @ swap >rdp @ over - ;
466 :	jwilke	1.52
467 :			: area ( region -- startaddr totallen ) \G returns the total area
468 :	jwilke	1.67	dup >rstart swap >rlen @ ;
469 :	jwilke	1.52
470 :			: mirrored \G mark a region as mirrored
471 :			mirrored-link
472 :	jwilke	1.68	align linked last-defined-region @ , ;
473 :	jwilke	1.52
474 :	jwilke	1.67	: .addr ( u -- )
475 :			\G prints a 16 or 32 Bit nice hex value
476 :	jwilke	1.52	base @ >r hex
477 :			tcell 2 u>
478 :			IF s>d <# # # # # '. hold # # # # #> type
479 :			ELSE s>d <# # # # # # #> type
480 :			THEN r> base ! ;
481 :
482 :			: .regions \G display region statistic
483 :
484 :			\ we want to list the regions in the right order
485 :			\ so first collect all regions on stack
486 :			0 region-link @
487 :			BEGIN dup WHILE dup @ REPEAT drop
488 :			BEGIN dup
489 :	jwilke	1.67	WHILE cr
490 :			0 >rlink - >r
491 :			r@ >rname count tuck type
492 :	jwilke	1.52	12 swap - 0 max spaces space
493 :	jwilke	1.67	." Start: " r@ >rstart @ dup .addr space
494 :			." End: " r@ >rlen @ + .addr space
495 :			." DP: " r> >rdp @ .addr
496 :	jwilke	1.52	REPEAT drop
497 :	jwilke	1.53	s" rom" T $has? H 0= ?EXIT
498 :	jwilke	1.52	cr ." Mirrored:"
499 :			mirrored-link @
500 :			BEGIN dup
501 :	jwilke	1.67	WHILE space dup cell+ @ >rname count type @
502 :	jwilke	1.52	REPEAT drop cr
503 :			;
504 :
505 :			\ -------- predefined regions
506 :
507 :			0 0 region address-space
508 :			\ total memory addressed and used by the target system
509 :
510 :			0 0 region dictionary
511 :			\ rom area for the compiler
512 :
513 :	jwilke	1.53	T has? rom H
514 :	jwilke	1.52	[IF]
515 :			0 0 region ram-dictionary mirrored
516 :			\ ram area for the compiler
517 :			[ELSE]
518 :			' dictionary ALIAS ram-dictionary
519 :			[THEN]
520 :
521 :			0 0 region return-stack
522 :
523 :			0 0 region data-stack
524 :
525 :			0 0 region tib-region
526 :
527 :			' dictionary ALIAS rom-dictionary
528 :
529 :
530 :			: setup-target ( -- ) \G initialize targets memory space
531 :	jwilke	1.53	s" rom" T $has? H
532 :	jwilke	1.52	IF \ check for ram and rom...
533 :	jwilke	1.72	\ address-space area nip 0<>
534 :	jwilke	1.67	ram-dictionary area nip 0<>
535 :			rom-dictionary area nip 0<>
536 :	jwilke	1.72	and 0=
537 :	jwilke	1.52	ABORT" CROSS: define address-space, rom- , ram-dictionary, with rom-support!"
538 :			THEN
539 :			address-space area nip
540 :			IF
541 :			address-space area
542 :			ELSE
543 :			dictionary area
544 :			THEN
545 :	jwilke	1.67	nip 0=
546 :	jwilke	1.52	ABORT" CROSS: define at least address-space or dictionary!!"
547 :	jwilke	1.67
548 :			\ allocate target for each region
549 :			region-link
550 :			BEGIN @ dup
551 :			WHILE dup
552 :			0 >rlink - >r
553 :			r@ >rlen @
554 :			IF \ allocate mem
555 :			r@ >rlen @ dup
556 :
557 :			allocatetarget dup image !
558 :			r@ >rmem !
559 :
560 :			target>bitmask-size allocatetarget
561 :	jwilke	1.72	dup bit$ !
562 :	jwilke	1.67	r> >rbm !
563 :
564 :			ELSE r> drop THEN
565 :	jwilke	1.72	REPEAT drop ;
566 :
567 :			\ MakeKernal 22feb99jaw
568 :
569 :			: makekernel ( targetsize -- targetsize )
570 :			dup dictionary >rlen ! setup-target ;
571 :
572 :			>MINIMAL
573 :			: makekernel makekernel ;
574 :			>CROSS
575 :	jwilke	1.52
576 :	pazsan	1.54	\ \ switched tdp for rom support 03jun97jaw
577 :	jwilke	1.52
578 :			\ second value is here to store some maximal value for statistics
579 :			\ tempdp is also embedded here but has nothing to do with rom support
580 :			\ (needs switched dp)
581 :
582 :			variable tempdp 0 , \ temporary dp for resolving
583 :			variable tempdp-save
584 :
585 :			0 [IF]
586 :			variable romdp 0 , \ Dictionary-Pointer for ramarea
587 :			variable ramdp 0 , \ Dictionary-Pointer for romarea
588 :
589 :			\
590 :			variable sramdp \ start of ram-area for forth
591 :			variable sromdp \ start of rom-area for forth
592 :
593 :			[THEN]
594 :
595 :
596 :			0 value tdp
597 :			variable fixed \ flag: true: no automatic switching
598 :			\ false: switching is done automatically
599 :
600 :			\ Switch-Policy:
601 :			\
602 :			\ a header is always compiled into rom
603 :			\ after a created word (create and variable) compilation goes to ram
604 :			\
605 :			\ Be careful: If you want to make the data behind create into rom
606 :			\ you have to put >rom before create!
607 :
608 :			variable constflag constflag off
609 :
610 :	jwilke	1.67	: activate ( region -- )
611 :			\G next code goes to this region
612 :			>rdp to tdp ;
613 :
614 :	jwilke	1.52	: (switchram)
615 :	jwilke	1.53	fixed @ ?EXIT s" rom" T $has? H 0= ?EXIT
616 :	jwilke	1.67	ram-dictionary activate ;
617 :	jwilke	1.52
618 :			: switchram
619 :			constflag @
620 :			IF constflag off ELSE (switchram) THEN ;
621 :
622 :			: switchrom
623 :	jwilke	1.67	fixed @ ?EXIT rom-dictionary activate ;
624 :	jwilke	1.52
625 :			: >tempdp ( addr -- )
626 :			tdp tempdp-save ! tempdp to tdp tdp ! ;
627 :			: tempdp> ( -- )
628 :			tempdp-save @ to tdp ;
629 :
630 :			: >ram fixed off (switchram) fixed on ;
631 :			: >rom fixed off switchrom fixed on ;
632 :			: >auto fixed off switchrom ;
633 :
634 :
635 :
636 :			\ : romstart dup sromdp ! romdp ! ;
637 :			\ : ramstart dup sramdp ! ramdp ! ;
638 :
639 :	jwilke	1.67	\ default compilation goes to rom
640 :	jwilke	1.52	\ when romable support is off, only the rom switch is used (!!)
641 :			>auto
642 :
643 :	anton	1.48	: there tdp @ ;
644 :
645 :	jwilke	1.52	>TARGET
646 :	anton	1.48
647 :	jwilke	1.52	\ \ Target Memory Handling
648 :	anton	1.1
649 :			\ Byte ordering and cell size 06oct92py
650 :
651 :	pazsan	1.19	: cell+ tcell + ;
652 :			: cells tcell<< lshift ;
653 :	jwilke	1.71	: chars tchar * ;
654 :			: char+ tchar + ;
655 :	pazsan	1.19	: floats tfloat * ;
656 :	anton	1.6
657 :	anton	1.1	>CROSS
658 :	pazsan	1.19	: cell/ tcell<< rshift ;
659 :	anton	1.1	>TARGET
660 :			20 CONSTANT bl
661 :	jwilke	1.52	\ TNIL Constant NIL
662 :	anton	1.1
663 :			>CROSS
664 :
665 :	pazsan	1.20	bigendian
666 :			[IF]
667 :	jwilke	1.52	: S! ( n addr -- ) >r s>d r> tcell bounds swap 1-
668 :	pazsan	1.20	DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ;
669 :	jwilke	1.52	: S@ ( addr -- n ) >r 0 0 r> tcell bounds
670 :	pazsan	1.20	DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP d>s ;
671 :	pazsan	1.57	: Sc! ( n addr -- ) >r s>d r> tchar bounds swap 1-
672 :			DO maxbyte ud/mod rot I c! -1 +LOOP 2drop ;
673 :			: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds
674 :			DO maxbyte * swap maxbyte um* rot + swap I c@ + swap LOOP d>s ;
675 :	pazsan	1.19	[ELSE]
676 :	jwilke	1.52	: S! ( n addr -- ) >r s>d r> tcell bounds
677 :	pazsan	1.20	DO maxbyte ud/mod rot I c! LOOP 2drop ;
678 :	jwilke	1.52	: S@ ( addr -- n ) >r 0 0 r> tcell bounds swap 1-
679 :	pazsan	1.20	DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP d>s ;
680 :	pazsan	1.57	: Sc! ( n addr -- ) >r s>d r> tchar bounds
681 :			DO maxbyte ud/mod rot I c! LOOP 2drop ;
682 :			: Sc@ ( addr -- n ) >r 0 0 r> tchar bounds swap 1-
683 :			DO maxbyte * swap maxbyte um* rot + swap I c@ + swap -1 +LOOP d>s ;
684 :	anton	1.1	[THEN]
685 :
686 :	jwilke	1.67	: taddr>region ( taddr -- region \| 0 )
687 :			\G finds for a target-address the correct region
688 :			\G returns 0 if taddr is not in range of a target memory region
689 :			region-link
690 :			BEGIN @ dup
691 :			WHILE dup >r
692 :			0 >rlink - >r
693 :			r@ >rlen @
694 :			IF dup r@ borders within
695 :			IF r> r> drop nip EXIT THEN
696 :			THEN
697 :			r> drop
698 :			r>
699 :			REPEAT
700 :			2drop 0 ;
701 :
702 :			: (>regionimage) ( taddr -- 'taddr )
703 :			dup
704 :			\ find region we want to address
705 :			taddr>region dup 0= ABORT" Address out of range!"
706 :			>r
707 :			\ calculate offset in region
708 :			r@ >rstart @ -
709 :			\ add regions real address in our memory
710 :			r> >rmem @ + ;
711 :
712 :	anton	1.1	\ Bit string manipulation 06oct92py
713 :			\ 9may93jaw
714 :			CREATE Bittable 80 c, 40 c, 20 c, 10 c, 8 c, 4 c, 2 c, 1 c,
715 :			: bits ( n -- n ) chars Bittable + c@ ;
716 :
717 :			: >bit ( addr n -- c-addr mask ) 8 /mod rot + swap bits ;
718 :			: +bit ( addr n -- ) >bit over c@ or swap c! ;
719 :	pazsan	1.4	: -bit ( addr n -- ) >bit invert over c@ and swap c! ;
720 :	jwilke	1.67
721 :			: (relon) ( taddr -- ) bit$ @ swap cell/ +bit ;
722 :			: (reloff) ( taddr -- ) bit$ @ swap cell/ -bit ;
723 :
724 :			: (>image) ( taddr -- absaddr ) image @ + ;
725 :
726 :			DEFER >image
727 :			DEFER relon
728 :			DEFER reloff
729 :			DEFER correcter
730 :
731 :			T has? relocate H
732 :			[IF]
733 :			' (relon) IS relon
734 :			' (reloff) IS reloff
735 :			' (>image) IS >image
736 :			[ELSE]
737 :			' drop IS relon
738 :			' drop IS reloff
739 :	jwilke	1.68	' (>regionimage) IS >image
740 :	jwilke	1.67	[THEN]
741 :	anton	1.1
742 :			\ Target memory access 06oct92py
743 :
744 :			: align+ ( taddr -- rest )
745 :	anton	1.48	tcell tuck 1- and - [ tcell 1- ] Literal and ;
746 :	anton	1.22	: cfalign+ ( taddr -- rest )
747 :	pazsan	1.39	\ see kernel.fs:cfaligned
748 :	pazsan	1.43	/maxalign tuck 1- and - [ /maxalign 1- ] Literal and ;
749 :	anton	1.1
750 :			>TARGET
751 :			: aligned ( taddr -- ta-addr ) dup align+ + ;
752 :			\ assumes cell alignment granularity (as GNU C)
753 :
754 :	anton	1.22	: cfaligned ( taddr1 -- taddr2 )
755 :	pazsan	1.39	\ see kernel.fs
756 :	anton	1.22	dup cfalign+ + ;
757 :
758 :	jwilke	1.52	: @ ( taddr -- w ) >image S@ ;
759 :			: ! ( w taddr -- ) >image S! ;
760 :	pazsan	1.57	: c@ ( taddr -- char ) >image Sc@ ;
761 :			: c! ( char taddr -- ) >image Sc! ;
762 :	anton	1.7	: 2@ ( taddr -- x1 x2 ) T dup cell+ @ swap @ H ;
763 :			: 2! ( x1 x2 taddr -- ) T swap over ! cell+ ! H ;
764 :	anton	1.1
765 :			\ Target compilation primitives 06oct92py
766 :			\ included A! 16may93jaw
767 :
768 :			: here ( -- there ) there ;
769 :			: allot ( n -- ) tdp +! ;
770 :	jwilke	1.52	: , ( w -- ) T here H tcell T allot ! H T here drop H ;
771 :	pazsan	1.57	: c, ( char -- ) T here tchar allot c! H ;
772 :	jwilke	1.67	: align ( -- ) T here H align+ 0 ?DO bl T c, tchar H +LOOP ;
773 :	anton	1.22	: cfalign ( -- )
774 :	pazsan	1.59	T here H cfalign+ 0 ?DO bl T c, tchar H +LOOP ;
775 :	anton	1.1
776 :	jwilke	1.71	: >address dup 0>= IF tbyte / THEN ; \ ?? jaw
777 :	pazsan	1.59	: A! swap >address swap dup relon T ! H ;
778 :			: A, ( w -- ) >address T here H relon T , H ;
779 :	anton	1.1
780 :			>CROSS
781 :
782 :	jwilke	1.52	: tcmove ( source dest len -- )
783 :			\G cmove in target memory
784 :	pazsan	1.57	tchar * bounds
785 :	jwilke	1.52	?DO dup T c@ H I T c! H 1+
786 :	pazsan	1.57	tchar +LOOP drop ;
787 :	anton	1.1
788 :	jwilke	1.67	\ \ Load Assembler
789 :
790 :	anton	1.1	>TARGET
791 :	jwilke	1.74	H also Forth definitions
792 :	anton	1.1
793 :	jwilke	1.52	: X also target bl word find
794 :			IF state @ IF compile,
795 :			ELSE execute THEN
796 :			ELSE previous ABORT" Cross: access method not supported!"
797 :			THEN
798 :			previous ; immediate
799 :	anton	1.1
800 :	jwilke	1.52	[IFDEF] asm-include asm-include [THEN] hex
801 :	anton	1.1
802 :	jwilke	1.52	previous
803 :			>CROSS H
804 :	anton	1.1
805 :	jwilke	1.52	\ \ -------------------- Compiler Plug Ins 01aug97jaw
806 :	anton	1.1
807 :	pazsan	1.54	\ Compiler States
808 :
809 :			Variable comp-state
810 :			0 Constant interpreting
811 :			1 Constant compiling
812 :			2 Constant resolving
813 :			3 Constant assembling
814 :
815 :	jwilke	1.52	Defer lit, ( n -- )
816 :			Defer alit, ( n -- )
817 :	pazsan	1.54
818 :			Defer branch, ( target-addr -- ) \ compiles a branch
819 :			Defer ?branch, ( target-addr -- ) \ compiles a ?branch
820 :			Defer branchmark, ( -- branch-addr ) \ reserves room for a branch
821 :			Defer ?branchmark, ( -- branch-addr ) \ reserves room for a ?branch
822 :			Defer ?domark, ( -- branch-addr ) \ reserves room for a ?do branch
823 :			Defer branchto, ( -- ) \ actual program position is target of a branch (do e.g. alignment)
824 :			Defer branchtoresolve, ( branch-addr -- ) \ resolves a forward reference from branchmark
825 :			Defer branchfrom, ( -- ) \ ?!
826 :			Defer branchtomark, ( -- target-addr ) \ marks a branch destination
827 :
828 :	jwilke	1.52	Defer colon, ( tcfa -- ) \ compiles call to tcfa at current position
829 :	pazsan	1.54	Defer colonmark, ( -- addr ) \ marks a colon call
830 :	jwilke	1.52	Defer colon-resolve ( tcfa addr -- )
831 :	pazsan	1.54
832 :	jwilke	1.52	Defer addr-resolve ( target-addr addr -- )
833 :	pazsan	1.54	Defer doer-resolve ( ghost res-pnt target-addr addr -- ghost res-pnt )
834 :
835 :			Defer do, ( -- do-token )
836 :			Defer ?do, ( -- ?do-token )
837 :			Defer for, ( -- for-token )
838 :			Defer loop, ( do-token / ?do-token -- )
839 :			Defer +loop, ( do-token / ?do-token -- )
840 :			Defer next, ( for-token )
841 :	anton	1.1
842 :	jwilke	1.52	[IFUNDEF] ca>native
843 :			defer ca>native
844 :			[THEN]
845 :	anton	1.1
846 :	jwilke	1.52	>TARGET
847 :			DEFER >body \ we need the system >body
848 :			\ and the target >body
849 :			>CROSS
850 :			T 2 cells H VALUE xt>body
851 :	pazsan	1.54	DEFER doprim, \ compiles start of a primitive
852 :			DEFER docol, \ compiles start of a colon definition
853 :	jwilke	1.52	DEFER doer,
854 :			DEFER fini, \ compiles end of definition ;s
855 :			DEFER doeshandler,
856 :			DEFER dodoes,
857 :
858 :			DEFER ]comp \ starts compilation
859 :			DEFER comp[ \ ends compilation
860 :
861 :	pazsan	1.54	: (cc) T a, H ; ' (cc) IS colon,
862 :
863 :			: (cr) >tempdp ]comp colon, comp[ tempdp> ; ' (cr) IS colon-resolve
864 :			: (ar) T ! H ; ' (ar) IS addr-resolve
865 :			: (dr) ( ghost res-pnt target-addr addr )
866 :			>tempdp drop over
867 :			dup >magic @ <do:> =
868 :			IF doer,
869 :			ELSE dodoes,
870 :			THEN
871 :			tempdp> ; ' (dr) IS doer-resolve
872 :
873 :			: (cm) ( -- addr )
874 :			T here align H
875 :			-1 colon, ; ' (cm) IS colonmark,
876 :	anton	1.1
877 :	jwilke	1.52	>TARGET
878 :			: compile, colon, ;
879 :			>CROSS
880 :	anton	1.1
881 :	jwilke	1.53	\ file loading
882 :
883 :	pazsan	1.54	: >fl-id 1 cells + ;
884 :			: >fl-name 2 cells + ;
885 :
886 :	jwilke	1.53	Variable filelist 0 filelist !
887 :	jwilke	1.67	Create NoFile ," #load-file#"
888 :	pazsan	1.54	0 Value filemem
889 :	jwilke	1.67	: loadfile FileMem ?dup IF >fl-name ELSE NoFile THEN ;
890 :	jwilke	1.53
891 :	pazsan	1.54	1 [IF] \ !! JAW WIP
892 :	anton	1.1
893 :	jwilke	1.53	: add-included-file ( adr len -- )
894 :	pazsan	1.54	dup char+ >fl-name allocate throw >r
895 :			r@ >fl-name place
896 :	jwilke	1.53	filelist @ r@ !
897 :	pazsan	1.54	r> dup filelist ! to FileMem
898 :			;
899 :	jwilke	1.53
900 :			: included? ( c-addr u -- f )
901 :			filelist
902 :			BEGIN @ dup
903 :			WHILE >r r@ 1 cells + count compare 0=
904 :			IF rdrop 2drop true EXIT THEN
905 :			r>
906 :			REPEAT
907 :			2drop drop false ;
908 :
909 :	jwilke	1.74	false DebugFlag showincludedfiles
910 :
911 :	jwilke	1.53	: included
912 :	jwilke	1.74	[d?] showincludedfiles
913 :			IF cr ." Including: " 2dup type ." ..." THEN
914 :	pazsan	1.54	FileMem >r
915 :			2dup add-included-file included
916 :			r> to FileMem ;
917 :	jwilke	1.53
918 :			: include bl word count included ;
919 :
920 :			: require bl word count included ;
921 :
922 :			[THEN]
923 :	anton	1.1
924 :	jwilke	1.52	\ resolve structure
925 :	anton	1.1
926 :	jwilke	1.52	: >next ; \ link to next field
927 :	pazsan	1.54	: >tag cell+ ; \ indecates type of reference: 0: call, 1: address, 2: doer
928 :	jwilke	1.53	: >taddr cell+ cell+ ;
929 :	jwilke	1.52	: >ghost 3 cells + ;
930 :	jwilke	1.53	: >file 4 cells + ;
931 :			: >line 5 cells + ;
932 :	anton	1.48
933 :	pazsan	1.54	: (refered) ( ghost addr tag -- )
934 :			\G creates a reference to ghost at address taddr
935 :			rot >r here r@ >link @ , r> >link !
936 :			( taddr tag ) ,
937 :			( taddr ) ,
938 :			last-header-ghost @ ,
939 :			loadfile ,
940 :			sourceline# ,
941 :			;
942 :
943 :	jwilke	1.52	: refered ( ghost tag -- )
944 :	jwilke	1.53	\G creates a resolve structure
945 :	pazsan	1.54	T here aligned H swap (refered)
946 :			;
947 :
948 :			: killref ( addr ghost -- )
949 :			\G kills a forward reference to ghost at position addr
950 :			\G this is used to eleminate a :dovar refence after making a DOES>
951 :			dup >magic @ <fwd> <> IF 2drop EXIT THEN
952 :			swap >r >link
953 :			BEGIN dup @ dup ( addr last this )
954 :			WHILE dup >taddr @ r@ =
955 :			IF @ over !
956 :			ELSE nip THEN
957 :			REPEAT rdrop 2drop
958 :	jwilke	1.53	;
959 :	anton	1.48
960 :	jwilke	1.52	Defer resolve-warning
961 :	anton	1.1
962 :	jwilke	1.52	: reswarn-test ( ghost res-struct -- ghost res-struct )
963 :			over cr ." Resolving " >ghostname type dup ." in " >ghost @ >ghostname type ;
964 :	anton	1.1
965 :	jwilke	1.52	: reswarn-forward ( ghost res-struct -- ghost res-struct )
966 :			over warnhead >ghostname type dup ." is referenced in "
967 :			>ghost @ >ghostname type ;
968 :	anton	1.1
969 :	jwilke	1.52	\ ' reswarn-test IS resolve-warning
970 :
971 :	anton	1.1	\ resolve 14oct92py
972 :
973 :	pazsan	1.54	: resolve-loop ( ghost resolve-list tcfa -- )
974 :			>r
975 :			BEGIN dup WHILE
976 :			\ dup >tag @ 2 = IF reswarn-forward THEN
977 :			resolve-warning
978 :			r@ over >taddr @
979 :			2 pick >tag @
980 :			CASE 0 OF colon-resolve ENDOF
981 :			1 OF addr-resolve ENDOF
982 :			2 OF doer-resolve ENDOF
983 :			ENDCASE
984 :			@ \ next list element
985 :			REPEAT 2drop rdrop
986 :			;
987 :	jwilke	1.52
988 :			\ : resolve-loop ( ghost tcfa -- ghost tcfa )
989 :			\ >r dup >link @
990 :			\ BEGIN dup WHILE dup T @ H r@ rot T ! H REPEAT drop r> ;
991 :	anton	1.1
992 :			\ exists 9may93jaw
993 :
994 :	jwilke	1.52	Variable TWarnings
995 :			TWarnings on
996 :			Variable Exists-Warnings
997 :			Exists-Warnings on
998 :
999 :	anton	1.1	: exists ( ghost tcfa -- )
1000 :			over GhostNames
1001 :			BEGIN @ dup
1002 :			WHILE 2dup cell+ @ =
1003 :			UNTIL
1004 :	jwilke	1.52	2 cells + count
1005 :			TWarnings @ Exists-Warnings @ and
1006 :			IF warnhead type ." exists"
1007 :			ELSE 2drop THEN
1008 :			drop swap >link !
1009 :	pazsan	1.24	ELSE true abort" CROSS: Ghostnames inconsistent "
1010 :	anton	1.1	THEN ;
1011 :
1012 :			: resolve ( ghost tcfa -- )
1013 :	pazsan	1.54	\G resolve referencies to ghost with tcfa
1014 :			\ is ghost resolved?, second resolve means another definition with the
1015 :			\ same name
1016 :			over forward? 0= IF exists EXIT THEN
1017 :			\ get linked-list
1018 :			swap >r r@ >link @ swap \ ( list tcfa R: ghost )
1019 :			\ mark ghost as resolved
1020 :			dup r@ >link ! <res> r@ >magic !
1021 :			\ loop through forward referencies
1022 :			r> -rot
1023 :			comp-state @ >r Resolving comp-state !
1024 :			resolve-loop
1025 :			r> comp-state !
1026 :
1027 :			['] noop IS resolve-warning
1028 :	jwilke	1.52	;
1029 :	anton	1.1
1030 :			\ gexecute ghost, 01nov92py
1031 :
1032 :	jwilke	1.52	: is-forward ( ghost -- )
1033 :	pazsan	1.54	colonmark, 0 (refered) ; \ compile space for call
1034 :	jwilke	1.52
1035 :			: is-resolved ( ghost -- )
1036 :			>link @ colon, ; \ compile-call
1037 :
1038 :			: gexecute ( ghost -- )
1039 :			dup @ <fwd> = IF is-forward ELSE is-resolved THEN ;
1040 :
1041 :			: addr, ( ghost -- )
1042 :			dup @ <fwd> = IF 1 refered 0 T a, H ELSE >link @ T a, H THEN ;
1043 :
1044 :			\ !! : ghost, ghost gexecute ;
1045 :	anton	1.1
1046 :			\ .unresolved 11may93jaw
1047 :
1048 :			variable ResolveFlag
1049 :
1050 :			\ ?touched 11may93jaw
1051 :
1052 :	jwilke	1.52	: ?touched ( ghost -- flag ) dup forward? swap >link @
1053 :	anton	1.1	0 <> and ;
1054 :
1055 :	jwilke	1.53	: .forwarddefs ( ghost -- )
1056 :			." appeared in:"
1057 :			>link
1058 :			BEGIN @ dup
1059 :			WHILE cr 5 spaces
1060 :			dup >ghost @ >ghostname type
1061 :			." file " dup >file @ ?dup IF count type ELSE ." CON" THEN
1062 :			." line " dup >line @ .dec
1063 :			REPEAT
1064 :			drop ;
1065 :
1066 :	anton	1.1	: ?resolved ( ghostname -- )
1067 :			dup cell+ @ ?touched
1068 :	jwilke	1.53	IF dup
1069 :			cell+ cell+ count cr type ResolveFlag on
1070 :			cell+ @ .forwarddefs
1071 :			ELSE drop
1072 :			THEN ;
1073 :	anton	1.1
1074 :			>MINIMAL
1075 :			: .unresolved ( -- )
1076 :			ResolveFlag off cr ." Unresolved: "
1077 :			Ghostnames
1078 :			BEGIN @ dup
1079 :			WHILE dup ?resolved
1080 :	anton	1.10	REPEAT drop ResolveFlag @
1081 :			IF
1082 :	anton	1.48	-1 abort" Unresolved words!"
1083 :	anton	1.10	ELSE
1084 :			." Nothing!"
1085 :			THEN
1086 :			cr ;
1087 :	anton	1.1
1088 :	jwilke	1.52	: .stats
1089 :			base @ >r decimal
1090 :			cr ." named Headers: " headers-named @ .
1091 :			r> base ! ;
1092 :
1093 :	anton	1.1	>CROSS
1094 :			\ Header states 12dec92py
1095 :
1096 :			: flag! ( 8b -- ) tlast @ dup >r T c@ xor r> c! H ;
1097 :
1098 :			VARIABLE ^imm
1099 :
1100 :			>TARGET
1101 :	anton	1.36	: immediate 40 flag!
1102 :	pazsan	1.18	^imm @ @ dup <imm> = IF drop EXIT THEN
1103 :	anton	1.1	<res> <> ABORT" CROSS: Cannot immediate a unresolved word"
1104 :			<imm> ^imm @ ! ;
1105 :	anton	1.36	: restrict 20 flag! ;
1106 :	jwilke	1.52
1107 :	pazsan	1.54	: isdoer
1108 :			\G define a forth word as doer, this makes obviously only sence on
1109 :			\G forth processors such as the PSC1000
1110 :			<do:> last-header-ghost @ >magic ! ;
1111 :	anton	1.1	>CROSS
1112 :
1113 :			\ ALIAS2 ansforth conform alias 9may93jaw
1114 :
1115 :			: ALIAS2 create here 0 , DOES> @ execute ;
1116 :			\ usage:
1117 :	pazsan	1.18	\ ' <name> alias2 bla !
1118 :	anton	1.1
1119 :			\ Target Header Creation 01nov92py
1120 :
1121 :	jwilke	1.52	>TARGET
1122 :	anton	1.1	: string, ( addr count -- )
1123 :	pazsan	1.28	dup T c, H bounds ?DO I c@ T c, H LOOP ;
1124 :	jwilke	1.52	: name, ( "name" -- ) bl word count T string, cfalign H ;
1125 :	anton	1.1	: view, ( -- ) ( dummy ) ;
1126 :	jwilke	1.52	>CROSS
1127 :	anton	1.1
1128 :	pazsan	1.25	\ Target Document Creation (goes to crossdoc.fd) 05jul95py
1129 :
1130 :	pazsan	1.55	s" ./doc/crossdoc.fd" r/w create-file throw value doc-file-id
1131 :	pazsan	1.25	\ contains the file-id of the documentation file
1132 :
1133 :	pazsan	1.40	: T-\G ( -- )
1134 :	pazsan	1.25	source >in @ /string doc-file-id write-line throw
1135 :	pazsan	1.40	postpone \ ;
1136 :	pazsan	1.25
1137 :	pazsan	1.39	Variable to-doc to-doc on
1138 :	pazsan	1.25
1139 :			: cross-doc-entry ( -- )
1140 :			to-doc @ tlast @ 0<> and \ not an anonymous (i.e. noname) header
1141 :			IF
1142 :			s" " doc-file-id write-line throw
1143 :			s" make-doc " doc-file-id write-file throw
1144 :			tlast @ >image count $1F and doc-file-id write-file throw
1145 :			>in @
1146 :			[char] ( parse 2drop
1147 :			[char] ) parse doc-file-id write-file throw
1148 :			s" )" doc-file-id write-file throw
1149 :			[char] \ parse 2drop
1150 :	pazsan	1.40	T-\G
1151 :	pazsan	1.25	>in !
1152 :	pazsan	1.39	THEN ;
1153 :	pazsan	1.25
1154 :	pazsan	1.28	\ Target TAGS creation
1155 :
1156 :	pazsan	1.39	s" kernel.TAGS" r/w create-file throw value tag-file-id
1157 :	pazsan	1.28	\ contains the file-id of the tags file
1158 :
1159 :			Create tag-beg 2 c, 7F c, bl c,
1160 :			Create tag-end 2 c, bl c, 01 c,
1161 :			Create tag-bof 1 c, 0C c,
1162 :
1163 :			2variable last-loadfilename 0 0 last-loadfilename 2!
1164 :
1165 :			: put-load-file-name ( -- )
1166 :			loadfilename 2@ last-loadfilename 2@ d<>
1167 :			IF
1168 :			tag-bof count tag-file-id write-line throw
1169 :	anton	1.31	sourcefilename 2dup
1170 :	pazsan	1.28	tag-file-id write-file throw
1171 :			last-loadfilename 2!
1172 :			s" ,0" tag-file-id write-line throw
1173 :			THEN ;
1174 :
1175 :			: cross-tag-entry ( -- )
1176 :			tlast @ 0<> \ not an anonymous (i.e. noname) header
1177 :			IF
1178 :			put-load-file-name
1179 :			source >in @ min tag-file-id write-file throw
1180 :			tag-beg count tag-file-id write-file throw
1181 :			tlast @ >image count $1F and tag-file-id write-file throw
1182 :			tag-end count tag-file-id write-file throw
1183 :	anton	1.31	base @ decimal sourceline# 0 <# #s #> tag-file-id write-file throw
1184 :	pazsan	1.28	\ >in @ 0 <# #s [char] , hold #> tag-file-id write-line throw
1185 :			s" ,0" tag-file-id write-line throw
1186 :			base !
1187 :			THEN ;
1188 :
1189 :	pazsan	1.43	\ Check for words
1190 :
1191 :			Defer skip? ' false IS skip?
1192 :
1193 :			: defined? ( -- flag ) \ name
1194 :	jwilke	1.52	ghost forward? 0= ;
1195 :	pazsan	1.43
1196 :			: needed? ( -- flag ) \ name
1197 :	anton	1.48	\G returns a false flag when
1198 :			\G a word is not defined
1199 :			\G a forward reference exists
1200 :			\G so the definition is not skipped!
1201 :			bl word gfind
1202 :	jwilke	1.52	IF dup forward?
1203 :	anton	1.48	nip
1204 :			0=
1205 :			ELSE drop true THEN ;
1206 :	pazsan	1.43
1207 :	pazsan	1.44	: doer? ( -- flag ) \ name
1208 :			ghost >magic @ <do:> = ;
1209 :
1210 :	pazsan	1.43	: skip-defs ( -- )
1211 :			BEGIN refill WHILE source -trailing nip 0= UNTIL THEN ;
1212 :
1213 :	pazsan	1.28	\ Target header creation
1214 :
1215 :	pazsan	1.54	Variable CreateFlag
1216 :			CreateFlag off
1217 :	jwilke	1.52
1218 :	pazsan	1.54	Variable NoHeaderFlag
1219 :			NoHeaderFlag off
1220 :	anton	1.1
1221 :	pazsan	1.54	: 0.r ( n1 n2 -- )
1222 :			base @ >r hex
1223 :			0 swap <# 0 ?DO # LOOP #> type
1224 :			r> base ! ;
1225 :	jwilke	1.52	: .sym
1226 :			bounds
1227 :			DO I c@ dup
1228 :			CASE '/ OF drop ." \/" ENDOF
1229 :			'\ OF drop ." \\" ENDOF
1230 :			dup OF emit ENDOF
1231 :			ENDCASE
1232 :	pazsan	1.54	LOOP ;
1233 :	jwilke	1.52
1234 :	pazsan	1.43	: (Theader ( "name" -- ghost )
1235 :	pazsan	1.54	\ >in @ bl word count type 2 spaces >in !
1236 :			\ wordheaders will always be compiled to rom
1237 :			switchrom
1238 :			\ build header in target
1239 :			NoHeaderFlag @
1240 :			IF NoHeaderFlag off
1241 :			ELSE
1242 :			T align H view,
1243 :	pazsan	1.59	tlast @ dup 0> IF T 1 cells - H THEN T A, H there tlast !
1244 :	pazsan	1.54	1 headers-named +! \ Statistic
1245 :			>in @ T name, H >in !
1246 :			THEN
1247 :			T cfalign here H tlastcfa !
1248 :			\ Symbol table
1249 :			\ >in @ cr ." sym:s/CFA=" there 4 0.r ." /" bl word count .sym ." /g" cr >in !
1250 :			CreateFlag @
1251 :			IF
1252 :			>in @ alias2 swap >in ! \ create alias in target
1253 :			>in @ ghost swap >in !
1254 :			swap also ghosts ' previous swap ! \ tick ghost and store in alias
1255 :			CreateFlag off
1256 :			ELSE ghost
1257 :			THEN
1258 :			dup Last-Header-Ghost !
1259 :			dup >magic ^imm ! \ a pointer for immediate
1260 :			Already @
1261 :			IF dup >end tdoes !
1262 :			ELSE 0 tdoes !
1263 :			THEN
1264 :			80 flag!
1265 :			cross-doc-entry cross-tag-entry ;
1266 :	anton	1.1
1267 :			VARIABLE ;Resolve 1 cells allot
1268 :	jwilke	1.52	\ this is the resolver information from ":"
1269 :			\ resolving is done by ";"
1270 :	anton	1.1
1271 :	pazsan	1.11	: Theader ( "name" -- ghost )
1272 :			(THeader dup there resolve 0 ;Resolve ! ;
1273 :	anton	1.1
1274 :			>TARGET
1275 :			: Alias ( cfa -- ) \ name
1276 :	pazsan	1.43	>in @ skip? IF 2drop EXIT THEN >in !
1277 :	jwilke	1.53	dup 0< s" prims" T $has? H 0= and
1278 :	pazsan	1.43	IF
1279 :	jwilke	1.53	.sourcepos ." needs prim: " >in @ bl word count type >in ! cr
1280 :	pazsan	1.43	THEN
1281 :			(THeader over resolve T A, H 80 flag! ;
1282 :	pazsan	1.42	: Alias: ( cfa -- ) \ name
1283 :	pazsan	1.43	>in @ skip? IF 2drop EXIT THEN >in !
1284 :	jwilke	1.53	dup 0< s" prims" T $has? H 0= and
1285 :	pazsan	1.43	IF
1286 :	jwilke	1.53	.sourcepos ." needs doer: " >in @ bl word count type >in ! cr
1287 :	pazsan	1.43	THEN
1288 :			ghost tuck swap resolve <do:> swap >magic ! ;
1289 :	pazsan	1.64
1290 :			Variable prim#
1291 :			: first-primitive ( n -- ) prim# ! ;
1292 :			: Primitive ( -- ) \ name
1293 :			prim# @ T Alias H -1 prim# +! ;
1294 :	anton	1.1	>CROSS
1295 :
1296 :			\ Conditionals and Comments 11may93jaw
1297 :
1298 :			: ;Cond
1299 :			postpone ;
1300 :			swap ! ; immediate
1301 :
1302 :			: Cond: ( -- ) \ name {code } ;
1303 :			atonce on
1304 :			ghost
1305 :			>exec
1306 :			:NONAME ;
1307 :
1308 :			: restrict? ( -- )
1309 :			\ aborts on interprete state - ae
1310 :			state @ 0= ABORT" CROSS: Restricted" ;
1311 :
1312 :			: Comment ( -- )
1313 :			>in @ atonce on ghost swap >in ! ' swap >exec ! ;
1314 :
1315 :			Comment ( Comment \
1316 :
1317 :			\ compile 10may93jaw
1318 :
1319 :			: compile ( -- ) \ name
1320 :			restrict?
1321 :	pazsan	1.13	bl word gfind dup 0= ABORT" CROSS: Can't compile "
1322 :	anton	1.1	0> ( immediate? )
1323 :			IF >exec @ compile,
1324 :			ELSE postpone literal postpone gexecute THEN ;
1325 :			immediate
1326 :
1327 :	jwilke	1.52	: [G']
1328 :			\G ticks a ghost and returns its address
1329 :			bl word gfind 0= ABORT" CROSS: Ghost don't exists"
1330 :			state @
1331 :			IF postpone literal
1332 :			THEN ; immediate
1333 :
1334 :			: ghost>cfa
1335 :			dup forward? ABORT" CROSS: forward " >link @ ;
1336 :
1337 :			>TARGET
1338 :
1339 :			: ' ( -- cfa )
1340 :			\ returns the target-cfa of a ghost
1341 :			bl word gfind 0= ABORT" CROSS: Ghost don't exists"
1342 :			ghost>cfa ;
1343 :
1344 :			Cond: ['] T ' H alit, ;Cond
1345 :
1346 :			>CROSS
1347 :
1348 :			: [T']
1349 :			\ returns the target-cfa of a ghost, or compiles it as literal
1350 :			postpone [G'] state @ IF postpone ghost>cfa ELSE ghost>cfa THEN ; immediate
1351 :	pazsan	1.42
1352 :	jwilke	1.52	\ \ threading modell 13dec92py
1353 :			\ modularized 14jun97jaw
1354 :
1355 :			: fillcfa ( usedcells -- )
1356 :	pazsan	1.59	T cells H xt>body swap - 0 ?DO 0 T c, tchar H +LOOP ;
1357 :	jwilke	1.52
1358 :			: (>body) ( cfa -- pfa ) xt>body + ; ' (>body) T IS >body H
1359 :
1360 :			: (doer,) ( ghost -- ) ]comp gexecute comp[ 1 fillcfa ; ' (doer,) IS doer,
1361 :
1362 :			: (docol,) ( -- ) [G'] :docol doer, ; ' (docol,) IS docol,
1363 :
1364 :			: (doprim,) ( -- )
1365 :			there xt>body + ca>native T a, H 1 fillcfa ; ' (doprim,) IS doprim,
1366 :
1367 :			: (doeshandler,) ( -- )
1368 :			T cfalign H compile :doesjump T 0 , H ; ' (doeshandler,) IS doeshandler,
1369 :
1370 :			: (dodoes,) ( does-action-ghost -- )
1371 :			]comp [G'] :dodoes gexecute comp[
1372 :			addr,
1373 :			T here H tcell - reloff 2 fillcfa ; ' (dodoes,) IS dodoes,
1374 :
1375 :			: (lit,) ( n -- ) compile lit T , H ; ' (lit,) IS lit,
1376 :
1377 :	jwilke	1.67	\ if we dont produce relocatable code alit, defaults to lit, jaw
1378 :			has? relocate
1379 :			[IF]
1380 :	pazsan	1.66	: (alit,) ( n -- ) compile lit T a, H ; ' (alit,) IS alit,
1381 :	jwilke	1.67	[ELSE]
1382 :			: (alit,) ( n -- ) lit, ; ' (alit,) IS alit,
1383 :			[THEN]
1384 :	jwilke	1.52
1385 :			: (fini,) compile ;s ; ' (fini,) IS fini,
1386 :	pazsan	1.42
1387 :	pazsan	1.43	[IFUNDEF] (code)
1388 :			Defer (code)
1389 :			Defer (end-code)
1390 :			[THEN]
1391 :
1392 :	anton	1.1	>TARGET
1393 :	pazsan	1.43	: Code
1394 :	jwilke	1.52	defempty?
1395 :	anton	1.48	(THeader there resolve
1396 :	jwilke	1.53	[ T e? prims H 0= [IF] T e? ITC H [ELSE] true [THEN] ] [IF]
1397 :	jwilke	1.52	doprim,
1398 :	anton	1.48	[THEN]
1399 :			depth (code) ;
1400 :	pazsan	1.43
1401 :			: Code:
1402 :	jwilke	1.52	defempty?
1403 :	anton	1.48	ghost dup there ca>native resolve <do:> swap >magic !
1404 :	pazsan	1.43	depth (code) ;
1405 :
1406 :			: end-code
1407 :	jwilke	1.52	(end-code)
1408 :	pazsan	1.43	depth ?dup IF 1- <> ABORT" CROSS: Stack changed"
1409 :			ELSE true ABORT" CROSS: Stack empty" THEN
1410 :	jwilke	1.52	;
1411 :	anton	1.14
1412 :	pazsan	1.57	( Cond ) : chars tchar * ; ( Cond )
1413 :	anton	1.1
1414 :			>CROSS
1415 :	jwilke	1.52
1416 :	anton	1.1	\ tLiteral 12dec92py
1417 :
1418 :			>TARGET
1419 :	pazsan	1.40	Cond: \G T-\G ;Cond
1420 :
1421 :	anton	1.1	Cond: Literal ( n -- ) restrict? lit, ;Cond
1422 :			Cond: ALiteral ( n -- ) restrict? alit, ;Cond
1423 :
1424 :			: Char ( "<char>" -- ) bl word char+ c@ ;
1425 :			Cond: [Char] ( "<char>" -- ) restrict? Char lit, ;Cond
1426 :
1427 :	pazsan	1.43	\ some special literals 27jan97jaw
1428 :
1429 :	jwilke	1.52	\ !! Known Bug: Special Literals and plug-ins work only correct
1430 :			\ on 16 and 32 Bit Targets and 32 Bit Hosts!
1431 :
1432 :	pazsan	1.43	Cond: MAXU
1433 :	jwilke	1.52	restrict?
1434 :			tcell 1 cells u>
1435 :			IF compile lit tcell 0 ?DO FF T c, H LOOP
1436 :			ELSE $ffffffff lit, THEN
1437 :			;Cond
1438 :	pazsan	1.43
1439 :			Cond: MINI
1440 :	jwilke	1.52	restrict?
1441 :			tcell 1 cells u>
1442 :			IF compile lit bigendian
1443 :			IF 80 T c, H tcell 1 ?DO 0 T c, H LOOP
1444 :			ELSE tcell 1 ?DO 0 T c, H LOOP 80 T c, H
1445 :			THEN
1446 :			ELSE tcell 2 = IF $8000 ELSE $80000000 THEN lit, THEN
1447 :			;Cond
1448 :	pazsan	1.43
1449 :			Cond: MAXI
1450 :	jwilke	1.52	restrict?
1451 :			tcell 1 cells u>
1452 :			IF compile lit bigendian
1453 :			IF 7F T c, H tcell 1 ?DO FF T c, H LOOP
1454 :			ELSE tcell 1 ?DO FF T c, H LOOP 7F T c, H
1455 :			THEN
1456 :			ELSE tcell 2 = IF $7fff ELSE $7fffffff THEN lit, THEN
1457 :	pazsan	1.43	;Cond
1458 :
1459 :	anton	1.1	>CROSS
1460 :			\ Target compiling loop 12dec92py
1461 :			\ ">tib trick thrown out 10may93jaw
1462 :			\ number? defined at the top 11may93jaw
1463 :
1464 :			\ compiled word might leave items on stack!
1465 :			: tcom ( in name -- )
1466 :			gfind ?dup IF 0> IF nip >exec @ execute
1467 :			ELSE nip gexecute THEN EXIT THEN
1468 :			number? dup IF 0> IF swap lit, THEN lit, drop
1469 :			ELSE 2drop >in !
1470 :			ghost gexecute THEN ;
1471 :
1472 :			>TARGET
1473 :			\ : ; DOES> 13dec92py
1474 :			\ ] 9may93py/jaw
1475 :
1476 :			: ] state on
1477 :	pazsan	1.54	Compiling comp-state !
1478 :	anton	1.1	BEGIN
1479 :	pazsan	1.13	BEGIN >in @ bl word
1480 :	anton	1.1	dup c@ 0= WHILE 2drop refill 0=
1481 :			ABORT" CROSS: End of file while target compiling"
1482 :			REPEAT
1483 :			tcom
1484 :			state @
1485 :			0=
1486 :			UNTIL ;
1487 :
1488 :			\ by the way: defining a second interpreter (a compiler-)loop
1489 :			\ is not allowed if a system should be ans conform
1490 :
1491 :			: : ( -- colon-sys ) \ Name
1492 :	jwilke	1.52	defempty?
1493 :			constflag off \ don't let this flag work over colon defs
1494 :			\ just to go sure nothing unwanted happens
1495 :	pazsan	1.43	>in @ skip? IF drop skip-defs EXIT THEN >in !
1496 :	anton	1.1	(THeader ;Resolve ! there ;Resolve cell+ !
1497 :	jwilke	1.52	docol, ]comp depth T ] H ;
1498 :	anton	1.1
1499 :	pazsan	1.37	: :noname ( -- colon-sys )
1500 :	jwilke	1.52	T cfalign H there docol, 0 ;Resolve ! depth T ] H ;
1501 :	pazsan	1.37
1502 :	pazsan	1.2	Cond: EXIT ( -- ) restrict? compile ;S ;Cond
1503 :	anton	1.6
1504 :			Cond: ?EXIT ( -- ) 1 abort" CROSS: using ?exit" ;Cond
1505 :	pazsan	1.2
1506 :	jwilke	1.52	>CROSS
1507 :			: LastXT ;Resolve @ 0= abort" CROSS: no definition for LastXT"
1508 :			;Resolve cell+ @ ;
1509 :
1510 :			>TARGET
1511 :
1512 :			Cond: recurse ( -- ) Last-Ghost @ gexecute ;Cond
1513 :
1514 :	anton	1.1	Cond: ; ( -- ) restrict?
1515 :			depth ?dup IF 1- <> ABORT" CROSS: Stack changed"
1516 :			ELSE true ABORT" CROSS: Stack empty" THEN
1517 :	jwilke	1.52	fini,
1518 :			comp[
1519 :			state off
1520 :	anton	1.1	;Resolve @
1521 :			IF ;Resolve @ ;Resolve cell+ @ resolve THEN
1522 :	pazsan	1.54	Interpreting comp-state !
1523 :	anton	1.1	;Cond
1524 :	pazsan	1.54	Cond: [ restrict? state off Interpreting comp-state ! ;Cond
1525 :	anton	1.1
1526 :			>CROSS
1527 :	pazsan	1.54
1528 :			Create GhostDummy ghostheader
1529 :			<res> GhostDummy >magic !
1530 :
1531 :	jwilke	1.52	: !does ( does-action -- )
1532 :			\ !! zusammenziehen und dodoes, machen!
1533 :	pazsan	1.54	tlastcfa @ [G'] :dovar killref
1534 :			\ tlastcfa @ dup there >r tdp ! compile :dodoes r> tdp ! T cell+ ! H ;
1535 :	jwilke	1.52	\ !! geht so nicht, da dodoes, ghost will!
1536 :	pazsan	1.54	GhostDummy >link ! GhostDummy
1537 :			tlastcfa @ >tempdp dodoes, tempdp> ;
1538 :	anton	1.1
1539 :			>TARGET
1540 :			Cond: DOES> restrict?
1541 :	jwilke	1.52	compile (does>) doeshandler,
1542 :			\ resolve words made by builders
1543 :			tdoes @ ?dup IF @ T here H resolve THEN
1544 :	anton	1.1	;Cond
1545 :	jwilke	1.52	: DOES> switchrom doeshandler, T here H !does depth T ] H ;
1546 :	anton	1.1
1547 :			>CROSS
1548 :			\ Creation 01nov92py
1549 :
1550 :			\ Builder 11may93jaw
1551 :
1552 :	jwilke	1.52	: Builder ( Create-xt do:-xt "name" -- )
1553 :			\ builds up a builder in current vocabulary
1554 :			\ create-xt is executed when word is interpreted
1555 :			\ do:-xt is executet when the created word from builder is executed
1556 :			\ for do:-xt an additional entry after the normal ghost-enrys is used
1557 :
1558 :	anton	1.1	>in @ alias2 swap dup >in ! >r >r
1559 :	pazsan	1.54	Make-Ghost
1560 :			rot swap >exec dup @ ['] NoExec <>
1561 :			IF 2drop ELSE ! THEN
1562 :			,
1563 :	anton	1.1	r> r> >in !
1564 :	pazsan	1.11	also ghosts ' previous swap ! ;
1565 :			\ DOES> dup >exec @ execute ;
1566 :	anton	1.1
1567 :	jwilke	1.52	: gdoes, ( ghost -- )
1568 :			\ makes the codefield for a word that is built
1569 :			>end @ dup forward? 0=
1570 :			IF
1571 :	pazsan	1.42	dup >magic @ <do:> =
1572 :	pazsan	1.54	IF doer,
1573 :			ELSE dodoes,
1574 :			THEN
1575 :			EXIT
1576 :	jwilke	1.52	THEN
1577 :			\ compile :dodoes gexecute
1578 :			\ T here H tcell - reloff
1579 :	pazsan	1.54	2 refered
1580 :			0 fillcfa
1581 :			;
1582 :	anton	1.1
1583 :	jwilke	1.52	: TCreate ( <name> -- )
1584 :			executed-ghost @
1585 :	anton	1.1	CreateFlag on
1586 :	jwilke	1.52	create-forward-warn
1587 :			IF ['] reswarn-forward IS resolve-warning THEN
1588 :	pazsan	1.11	Theader >r dup gdoes,
1589 :	jwilke	1.52	\ stores execution symantic in the built word
1590 :			>end @ >exec @ r> >exec ! ;
1591 :
1592 :			: RTCreate ( <name> -- )
1593 :			\ creates a new word with code-field in ram
1594 :			executed-ghost @
1595 :			CreateFlag on
1596 :			create-forward-warn
1597 :			IF ['] reswarn-forward IS resolve-warning THEN
1598 :			\ make Alias
1599 :			(THeader there 0 T a, H 80 flag! ( S executed-ghost new-ghost )
1600 :			\ store poiter to code-field
1601 :			switchram T cfalign H
1602 :			there swap T ! H
1603 :			there tlastcfa !
1604 :			dup there resolve 0 ;Resolve !
1605 :			>r dup gdoes,
1606 :	pazsan	1.11	>end @ >exec @ r> >exec ! ;
1607 :	anton	1.1
1608 :			: Build: ( -- [xt] [colon-sys] )
1609 :	jwilke	1.52	:noname postpone TCreate ;
1610 :
1611 :			: BuildSmart: ( -- [xt] [colon-sys] )
1612 :			:noname
1613 :	jwilke	1.53	[ T has? rom H [IF] ]
1614 :	jwilke	1.52	postpone RTCreate
1615 :			[ [ELSE] ]
1616 :			postpone TCreate
1617 :			[ [THEN] ] ;
1618 :	anton	1.1
1619 :			: gdoes> ( ghost -- addr flag )
1620 :	jwilke	1.52	executed-ghost @
1621 :	anton	1.1	state @ IF gexecute true EXIT THEN
1622 :	jwilke	1.52	>link @ T >body H false ;
1623 :	anton	1.1
1624 :			\ DO: ;DO 11may93jaw
1625 :			\ changed to ?EXIT 10may93jaw
1626 :
1627 :			: DO: ( -- addr [xt] [colon-sys] )
1628 :			here ghostheader
1629 :	pazsan	1.11	:noname postpone gdoes> postpone ?EXIT ;
1630 :	anton	1.1
1631 :	pazsan	1.42	: by: ( -- addr [xt] [colon-sys] ) \ name
1632 :			ghost
1633 :			:noname postpone gdoes> postpone ?EXIT ;
1634 :
1635 :	jwilke	1.52	: ;DO ( addr [xt] [colon-sys] -- addr )
1636 :	anton	1.1	postpone ; ( S addr xt )
1637 :			over >exec ! ; immediate
1638 :
1639 :			: by ( -- addr ) \ Name
1640 :			ghost >end @ ;
1641 :
1642 :			>TARGET
1643 :			\ Variables and Constants 05dec92py
1644 :
1645 :	jwilke	1.52	Build: ( n -- ) ;
1646 :			by: :docon ( ghost -- n ) T @ H ;DO
1647 :			Builder (Constant)
1648 :
1649 :			Build: ( n -- ) T , H ;
1650 :			by (Constant)
1651 :			Builder Constant
1652 :
1653 :			Build: ( n -- ) T A, H ;
1654 :			by (Constant)
1655 :			Builder AConstant
1656 :
1657 :			Build: ( d -- ) T , , H ;
1658 :			DO: ( ghost -- d ) T dup cell+ @ swap @ H ;DO
1659 :			Builder 2Constant
1660 :
1661 :			BuildSmart: ;
1662 :	pazsan	1.42	by: :dovar ( ghost -- addr ) ;DO
1663 :	anton	1.1	Builder Create
1664 :
1665 :	jwilke	1.53	T has? rom H [IF]
1666 :	pazsan	1.54	Build: ( -- ) T here 0 , H switchram T align here swap ! 0 , H ( switchrom ) ;
1667 :	jwilke	1.52	by (Constant)
1668 :			Builder Variable
1669 :			[ELSE]
1670 :	anton	1.1	Build: T 0 , H ;
1671 :			by Create
1672 :			Builder Variable
1673 :	jwilke	1.52	[THEN]
1674 :	anton	1.1
1675 :	jwilke	1.53	T has? rom H [IF]
1676 :	pazsan	1.54	Build: ( -- ) T here 0 , H switchram T align here swap ! 0 , 0 , H ( switchrom ) ;
1677 :			by (Constant)
1678 :			Builder 2Variable
1679 :			[ELSE]
1680 :			Build: T 0 , 0 , H ;
1681 :			by Create
1682 :			Builder 2Variable
1683 :			[THEN]
1684 :
1685 :			T has? rom H [IF]
1686 :			Build: ( -- ) T here 0 , H switchram T align here swap ! 0 , H ( switchrom ) ;
1687 :	jwilke	1.52	by (Constant)
1688 :			Builder AVariable
1689 :			[ELSE]
1690 :	anton	1.1	Build: T 0 A, H ;
1691 :			by Create
1692 :			Builder AVariable
1693 :	jwilke	1.52	[THEN]
1694 :	anton	1.1
1695 :	pazsan	1.3	\ User variables 04may94py
1696 :
1697 :			>CROSS
1698 :			Variable tup 0 tup !
1699 :			Variable tudp 0 tudp !
1700 :			: u, ( n -- udp )
1701 :			tup @ tudp @ + T ! H
1702 :	pazsan	1.19	tudp @ dup T cell+ H tudp ! ;
1703 :	pazsan	1.3	: au, ( n -- udp )
1704 :			tup @ tudp @ + T A! H
1705 :	pazsan	1.19	tudp @ dup T cell+ H tudp ! ;
1706 :	pazsan	1.3	>TARGET
1707 :
1708 :			Build: T 0 u, , H ;
1709 :	pazsan	1.42	by: :douser ( ghost -- up-addr ) T @ H tup @ + ;DO
1710 :	anton	1.1	Builder User
1711 :
1712 :	pazsan	1.3	Build: T 0 u, , 0 u, drop H ;
1713 :			by User
1714 :	anton	1.1	Builder 2User
1715 :
1716 :	pazsan	1.3	Build: T 0 au, , H ;
1717 :			by User
1718 :	anton	1.1	Builder AUser
1719 :
1720 :	jwilke	1.52	BuildSmart: T , H ;
1721 :	pazsan	1.44	by (Constant)
1722 :	anton	1.1	Builder Value
1723 :
1724 :	jwilke	1.52	BuildSmart: T A, H ;
1725 :	pazsan	1.44	by (Constant)
1726 :	pazsan	1.32	Builder AValue
1727 :
1728 :	jwilke	1.52	BuildSmart: ( -- ) [T'] noop T A, H ;
1729 :	pazsan	1.42	by: :dodefer ( ghost -- ) ABORT" CROSS: Don't execute" ;DO
1730 :	anton	1.1	Builder Defer
1731 :	pazsan	1.37
1732 :	jwilke	1.52	BuildSmart: ( inter comp -- ) swap T immediate A, A, H ;
1733 :	pazsan	1.37	DO: ( ghost -- ) ABORT" CROSS: Don't execute" ;DO
1734 :	anton	1.38	Builder interpret/compile:
1735 :	pazsan	1.24
1736 :			\ Sturctures 23feb95py
1737 :
1738 :			>CROSS
1739 :			: nalign ( addr1 n -- addr2 )
1740 :			\ addr2 is the aligned version of addr1 wrt the alignment size n
1741 :			1- tuck + swap invert and ;
1742 :			>TARGET
1743 :
1744 :	pazsan	1.44	Build: ;
1745 :			by: :dofield T @ H + ;DO
1746 :			Builder (Field)
1747 :
1748 :	anton	1.51	Build: ( align1 offset1 align size "name" -- align2 offset2 )
1749 :			rot dup T , H ( align1 align size offset1 )
1750 :			+ >r nalign r> ;
1751 :	pazsan	1.44	by (Field)
1752 :	pazsan	1.24	Builder Field
1753 :
1754 :	anton	1.51	: struct T 1 chars 0 H ;
1755 :	pazsan	1.24	: end-struct T 2Constant H ;
1756 :
1757 :	jwilke	1.52	: cell% ( n -- size align )
1758 :	anton	1.51	T 1 cells H dup ;
1759 :	pazsan	1.24
1760 :			\ ' 2Constant Alias2 end-struct
1761 :			\ 0 1 T Chars H 2Constant struct
1762 :	anton	1.1
1763 :	jwilke	1.52	\ structural conditionals 17dec92py
1764 :
1765 :			>CROSS
1766 :			: ?struc ( flag -- ) ABORT" CROSS: unstructured " ;
1767 :			: sys? ( sys -- sys ) dup 0= ?struc ;
1768 :			: >mark ( -- sys ) T here ( dup ." M" hex. ) 0 , H ;
1769 :
1770 :	jwilke	1.67	: branchoffset ( src dest -- ) - tchar / ; \ ?? jaw
1771 :	jwilke	1.52
1772 :			: >resolve ( sys -- ) T here ( dup ." >" hex. ) over branchoffset swap ! H ;
1773 :
1774 :			: <resolve ( sys -- ) T here ( dup ." <" hex. ) branchoffset , H ;
1775 :
1776 :	pazsan	1.54	:noname compile branch T here branchoffset , H ;
1777 :			IS branch, ( target-addr -- )
1778 :			:noname compile ?branch T here branchoffset , H ;
1779 :			IS ?branch, ( target-addr -- )
1780 :			:noname compile branch T here 0 , H ;
1781 :			IS branchmark, ( -- branchtoken )
1782 :			:noname compile ?branch T here 0 , H ;
1783 :			IS ?branchmark, ( -- branchtoken )
1784 :			:noname T here 0 , H ;
1785 :			IS ?domark, ( -- branchtoken )
1786 :			:noname dup T @ H ?struc T here over branchoffset swap ! H ;
1787 :			IS branchtoresolve, ( branchtoken -- )
1788 :			:noname branchto, T here H ;
1789 :			IS branchtomark, ( -- target-addr )
1790 :	jwilke	1.52
1791 :			>TARGET
1792 :
1793 :			\ Structural Conditionals 12dec92py
1794 :
1795 :			Cond: BUT restrict? sys? swap ;Cond
1796 :			Cond: YET restrict? sys? dup ;Cond
1797 :
1798 :	pazsan	1.54	0 [IF]
1799 :	jwilke	1.52	>CROSS
1800 :			Variable tleavings
1801 :			>TARGET
1802 :
1803 :			Cond: DONE ( addr -- ) restrict? tleavings @
1804 :			BEGIN 2dup u> 0= WHILE dup T @ H swap >resolve REPEAT
1805 :			tleavings ! drop ;Cond
1806 :
1807 :			>CROSS
1808 :	pazsan	1.54	: (leave) T here H tleavings @ T , H tleavings ! ;
1809 :	jwilke	1.52	>TARGET
1810 :
1811 :	pazsan	1.54	Cond: LEAVE restrict? compile branch (leave) ;Cond
1812 :			Cond: ?LEAVE restrict? compile 0= compile ?branch (leave) ;Cond
1813 :	jwilke	1.52
1814 :	jwilke	1.53	[ELSE]
1815 :			\ !! This is WIP
1816 :			\ The problem is (?DO)!
1817 :			\ perhaps we need a plug-in for (?DO)
1818 :
1819 :			>CROSS
1820 :			Variable tleavings 0 tleavings !
1821 :	pazsan	1.54	: (done) ( addr -- )
1822 :			tleavings @
1823 :			BEGIN dup
1824 :			WHILE
1825 :			>r dup r@ cell+ @ \ address of branch
1826 :			u> 0= \ lower than DO?
1827 :			WHILE
1828 :			r@ 2 cells + @ \ branch token
1829 :			branchtoresolve,
1830 :			r@ @ r> free throw
1831 :			REPEAT r> THEN
1832 :			tleavings ! drop ;
1833 :
1834 :	jwilke	1.53	>TARGET
1835 :
1836 :	pazsan	1.54	Cond: DONE ( addr -- ) restrict? (done) ;Cond
1837 :	jwilke	1.53
1838 :			>CROSS
1839 :	pazsan	1.54	: (leave) ( branchtoken -- )
1840 :	jwilke	1.53	3 cells allocate throw >r
1841 :			T here H r@ cell+ !
1842 :			r@ 2 cells + !
1843 :			tleavings @ r@ !
1844 :			r> tleavings ! ;
1845 :			>TARGET
1846 :
1847 :	pazsan	1.54	Cond: LEAVE restrict? branchmark, (leave) ;Cond
1848 :			Cond: ?LEAVE restrict? compile 0= ?branchmark, (leave) ;Cond
1849 :	jwilke	1.53
1850 :			[THEN]
1851 :
1852 :	pazsan	1.54	>CROSS
1853 :			\ !!JW ToDo : Move to general tools section
1854 :
1855 :			: to1 ( x1 x2 xn n -- addr )
1856 :			\G packs n stack elements in a allocated memory region
1857 :			dup dup 1+ cells allocate throw dup >r swap 1+
1858 :			0 DO tuck ! cell+ LOOP
1859 :			drop r> ;
1860 :			: 1to ( addr -- x1 x2 xn )
1861 :			\G unpacks the elements saved by to1
1862 :			dup @ swap over cells + swap
1863 :			0 DO dup @ swap 1 cells - LOOP
1864 :			free throw ;
1865 :
1866 :			: loop] branchto, dup <resolve tcell - (done) ;
1867 :
1868 :			: skiploop] ?dup IF branchto, branchtoresolve, THEN ;
1869 :
1870 :			>TARGET
1871 :
1872 :	jwilke	1.52	\ Structural Conditionals 12dec92py
1873 :
1874 :	jwilke	1.53	>TARGET
1875 :	jwilke	1.52	Cond: AHEAD restrict? branchmark, ;Cond
1876 :			Cond: IF restrict? ?branchmark, ;Cond
1877 :			Cond: THEN restrict? sys? branchto, branchtoresolve, ;Cond
1878 :			Cond: ELSE restrict? sys? compile AHEAD swap compile THEN ;Cond
1879 :
1880 :			Cond: BEGIN restrict? branchtomark, ;Cond
1881 :			Cond: WHILE restrict? sys? compile IF swap ;Cond
1882 :			Cond: AGAIN restrict? sys? branch, ;Cond
1883 :			Cond: UNTIL restrict? sys? ?branch, ;Cond
1884 :			Cond: REPEAT restrict? over 0= ?struc compile AGAIN compile THEN ;Cond
1885 :
1886 :			Cond: CASE restrict? 0 ;Cond
1887 :			Cond: OF restrict? 1+ >r compile over compile =
1888 :			compile IF compile drop r> ;Cond
1889 :	pazsan	1.45	Cond: ENDOF restrict? >r compile ELSE r> ;Cond
1890 :			Cond: ENDCASE restrict? compile drop 0 ?DO compile THEN LOOP ;Cond
1891 :	anton	1.1
1892 :			\ Structural Conditionals 12dec92py
1893 :
1894 :	jwilke	1.67	:noname \ ?? i think 0 is too much! jaw
1895 :	pazsan	1.54	0 compile (do)
1896 :			branchtomark, 2 to1 ;
1897 :			IS do, ( -- target-addr )
1898 :
1899 :			\ :noname
1900 :			\ compile 2dup compile = compile IF
1901 :			\ compile 2drop compile ELSE
1902 :			\ compile (do) branchtomark, 2 to1 ;
1903 :			\ IS ?do,
1904 :
1905 :			:noname
1906 :			0 compile (?do) ?domark, (leave)
1907 :			branchtomark, 2 to1 ;
1908 :			IS ?do, ( -- target-addr )
1909 :			:noname compile (for) branchtomark, ;
1910 :			IS for, ( -- target-addr )
1911 :			:noname 1to compile (loop) loop] compile unloop skiploop] ;
1912 :			IS loop, ( target-addr -- )
1913 :			:noname 1to compile (+loop) loop] compile unloop skiploop] ;
1914 :			IS +loop, ( target-addr -- )
1915 :			:noname compile (next) loop] compile unloop ;
1916 :			IS next, ( target-addr -- )
1917 :
1918 :			Cond: DO restrict? do, ;Cond
1919 :			Cond: ?DO restrict? ?do, ;Cond
1920 :			Cond: FOR restrict? for, ;Cond
1921 :
1922 :			Cond: LOOP restrict? sys? loop, ;Cond
1923 :			Cond: +LOOP restrict? sys? +loop, ;Cond
1924 :			Cond: NEXT restrict? sys? next, ;Cond
1925 :	jwilke	1.52
1926 :	anton	1.1	\ String words 23feb93py
1927 :
1928 :	jwilke	1.52	: ," [char] " parse T string, align H ;
1929 :	anton	1.1
1930 :			Cond: ." restrict? compile (.") T ," H ;Cond
1931 :			Cond: S" restrict? compile (S") T ," H ;Cond
1932 :			Cond: ABORT" restrict? compile (ABORT") T ," H ;Cond
1933 :
1934 :			Cond: IS T ' >body H compile ALiteral compile ! ;Cond
1935 :	pazsan	1.66	: IS T >address ' >body ! H ;
1936 :	pazsan	1.9	Cond: TO T ' >body H compile ALiteral compile ! ;Cond
1937 :			: TO T ' >body ! H ;
1938 :	anton	1.1
1939 :	jwilke	1.52	Cond: defers T ' >body @ compile, H ;Cond
1940 :			: on T -1 swap ! H ;
1941 :			: off T 0 swap ! H ;
1942 :
1943 :	anton	1.1	\ LINKED ERR" ENV" 2ENV" 18may93jaw
1944 :
1945 :			\ linked list primitive
1946 :			: linked T here over @ A, swap ! H ;
1947 :	jwilke	1.52	: chained T linked A, H ;
1948 :	anton	1.1
1949 :			: err" s" ErrLink linked" evaluate T , H
1950 :	jwilke	1.52	[char] " parse T string, align H ;
1951 :	anton	1.1
1952 :			: env" [char] " parse s" EnvLink linked" evaluate
1953 :	jwilke	1.52	T string, align , H ;
1954 :	anton	1.1
1955 :			: 2env" [char] " parse s" EnvLink linked" evaluate
1956 :	jwilke	1.52	here >r T string, align , , H
1957 :	anton	1.1	r> dup T c@ H 80 and swap T c! H ;
1958 :
1959 :			\ compile must be last 22feb93py
1960 :
1961 :			Cond: compile ( -- ) restrict? \ name
1962 :	pazsan	1.13	bl word gfind dup 0= ABORT" CROSS: Can't compile"
1963 :	anton	1.1	0> IF gexecute
1964 :			ELSE dup >magic @ <imm> =
1965 :			IF gexecute
1966 :	pazsan	1.54	ELSE compile (compile) addr, THEN THEN ;Cond
1967 :	anton	1.1
1968 :			Cond: postpone ( -- ) restrict? \ name
1969 :	pazsan	1.13	bl word gfind dup 0= ABORT" CROSS: Can't compile"
1970 :	anton	1.1	0> IF gexecute
1971 :			ELSE dup >magic @ <imm> =
1972 :			IF gexecute
1973 :	pazsan	1.54	ELSE compile (compile) addr, THEN THEN ;Cond
1974 :
1975 :			\ \ minimal definitions
1976 :
1977 :	anton	1.1	>MINIMAL
1978 :			also minimal
1979 :			\ Usefull words 13feb93py
1980 :
1981 :			: KB 400 * ;
1982 :
1983 :	pazsan	1.54	\ \ [IF] [ELSE] [THEN] ... 14sep97jaw
1984 :
1985 :			\ it is useful to define our own structures and not to rely
1986 :			\ on the words in the compiler
1987 :			\ The words in the compiler might be defined with vocabularies
1988 :			\ this doesn't work with our self-made compile-loop
1989 :
1990 :			Create parsed 20 chars allot \ store word we parsed
1991 :
1992 :			: upcase
1993 :			parsed count bounds
1994 :			?DO I c@ toupper I c! LOOP ;
1995 :
1996 :			: [ELSE]
1997 :			1 BEGIN
1998 :			BEGIN bl word count dup WHILE
1999 :			comment? parsed place upcase parsed count
2000 :			2dup s" [IF]" compare 0= >r
2001 :			2dup s" [IFUNDEF]" compare 0= >r
2002 :			2dup s" [IFDEF]" compare 0= r> or r> or
2003 :			IF 2drop 1+
2004 :			ELSE 2dup s" [ELSE]" compare 0=
2005 :			IF 2drop 1- dup
2006 :			IF 1+
2007 :			THEN
2008 :			ELSE
2009 :			2dup s" [ENDIF]" compare 0= >r
2010 :			s" [THEN]" compare 0= r> or
2011 :			IF 1- THEN
2012 :			THEN
2013 :			THEN
2014 :			?dup 0= ?EXIT
2015 :			REPEAT
2016 :			2drop refill 0=
2017 :			UNTIL drop ; immediate
2018 :
2019 :			: [THEN] ( -- ) ; immediate
2020 :
2021 :			: [ENDIF] ( -- ) ; immediate
2022 :
2023 :			: [IF] ( flag -- )
2024 :			0= IF postpone [ELSE] THEN ; immediate
2025 :
2026 :			Cond: [IF] postpone [IF] ;Cond
2027 :			Cond: [THEN] postpone [THEN] ;Cond
2028 :			Cond: [ELSE] postpone [ELSE] ;Cond
2029 :
2030 :	anton	1.1	\ define new [IFDEF] and [IFUNDEF] 20may93jaw
2031 :
2032 :	pazsan	1.43	: defined? defined? ;
2033 :	pazsan	1.44	: needed? needed? ;
2034 :			: doer? doer? ;
2035 :	anton	1.1
2036 :	jwilke	1.52	\ we want to use IFDEF on compiler directives (e.g. E?) in the source, too
2037 :
2038 :			: directive?
2039 :			bl word count [ ' target >wordlist ] aliteral search-wordlist
2040 :			dup IF nip THEN ;
2041 :
2042 :			: [IFDEF] >in @ directive? swap >in !
2043 :			0= IF defined? ELSE name 2drop true THEN
2044 :			postpone [IF] ;
2045 :
2046 :	pazsan	1.43	: [IFUNDEF] defined? 0= postpone [IF] ;
2047 :	anton	1.1
2048 :	pazsan	1.54	Cond: [IFDEF] postpone [IFDEF] ;Cond
2049 :
2050 :			Cond: [IFUNDEF] postpone [IFUNDEF] ;Cond
2051 :
2052 :	anton	1.1	\ C: \- \+ Conditional Compiling 09jun93jaw
2053 :
2054 :	pazsan	1.43	: C: >in @ defined? 0=
2055 :	anton	1.1	IF >in ! T : H
2056 :			ELSE drop
2057 :			BEGIN bl word dup c@
2058 :			IF count comment? s" ;" compare 0= ?EXIT
2059 :			ELSE refill 0= ABORT" CROSS: Out of Input while C:"
2060 :			THEN
2061 :			AGAIN
2062 :			THEN ;
2063 :
2064 :			also minimal
2065 :
2066 :	jwilke	1.74	: d? d? ;
2067 :
2068 :			\G doesn't skip line when debug switch is on
2069 :			: \D D? 0= IF postpone \ THEN ;
2070 :	jwilke	1.52
2071 :	anton	1.48	\G interprets the line if word is not defined
2072 :	pazsan	1.43	: \- defined? IF postpone \ THEN ;
2073 :	anton	1.48
2074 :			\G interprets the line if word is defined
2075 :	pazsan	1.43	: \+ defined? 0= IF postpone \ THEN ;
2076 :	anton	1.1
2077 :	anton	1.48	Cond: \- \- ;Cond
2078 :			Cond: \+ \+ ;Cond
2079 :	jwilke	1.52	Cond: \D \D ;Cond
2080 :	anton	1.48
2081 :			: ?? bl word find IF execute ELSE drop 0 THEN ;
2082 :
2083 :			: needed:
2084 :			\G defines ghost for words that we want to be compiled
2085 :			BEGIN >in @ bl word c@ WHILE >in ! ghost drop REPEAT drop ;
2086 :
2087 :			previous
2088 :
2089 :	anton	1.1	\ save-cross 17mar93py
2090 :
2091 :	anton	1.48	>CROSS
2092 :	pazsan	1.62	Create magic s" Gforth2x" here over allot swap move
2093 :	pazsan	1.26
2094 :	anton	1.63	bigendian 1+ \ strangely, in magic big=0, little=1
2095 :			tcell 1 = 0 and or
2096 :	pazsan	1.62	tcell 2 = 2 and or
2097 :			tcell 4 = 4 and or
2098 :			tcell 8 = 6 and or
2099 :	pazsan	1.65	tchar 1 = $00 and or
2100 :			tchar 2 = $28 and or
2101 :			tchar 4 = $50 and or
2102 :			tchar 8 = $78 and or
2103 :	pazsan	1.62	magic 7 + c!
2104 :	pazsan	1.26
2105 :	anton	1.34	: save-cross ( "image-name" "binary-name" -- )
2106 :			bl parse ." Saving to " 2dup type cr
2107 :	anton	1.1	w/o bin create-file throw >r
2108 :	anton	1.48	TNIL IF
2109 :	pazsan	1.43	s" #! " r@ write-file throw
2110 :			bl parse r@ write-file throw
2111 :			s" -i" r@ write-file throw
2112 :			#lf r@ emit-file throw
2113 :			r@ dup file-position throw drop 8 mod 8 swap ( file-id limit index )
2114 :			?do
2115 :			bl over emit-file throw
2116 :			loop
2117 :			drop
2118 :			magic 8 r@ write-file throw \ write magic
2119 :			ELSE
2120 :			bl parse 2drop
2121 :			THEN
2122 :	jwilke	1.52	image @ there
2123 :			r@ write-file throw \ write image
2124 :	anton	1.48	TNIL IF
2125 :			bit$ @ there 1- tcell>bit rshift 1+
2126 :	pazsan	1.16	r@ write-file throw \ write tags
2127 :	pazsan	1.43	THEN
2128 :	anton	1.1	r> close-file throw ;
2129 :
2130 :	jwilke	1.52	: save-region ( addr len -- )
2131 :			bl parse w/o bin create-file throw >r
2132 :	jwilke	1.67	swap >image swap r@ write-file throw
2133 :	jwilke	1.52	r> close-file throw ;
2134 :
2135 :	anton	1.1	\ words that should be in minimal
2136 :	jwilke	1.52
2137 :			create s-buffer 50 chars allot
2138 :
2139 :	anton	1.48	>MINIMAL
2140 :			also minimal
2141 :	anton	1.1
2142 :	anton	1.48	bigendian Constant bigendian
2143 :	jwilke	1.52	: here there ;
2144 :	jwilke	1.67	: equ constant ;
2145 :			: mark there constant ;
2146 :	pazsan	1.54
2147 :			\ compiler directives
2148 :	jwilke	1.52	: >ram >ram ;
2149 :			: >rom >rom ;
2150 :			: >auto >auto ;
2151 :			: >tempdp >tempdp ;
2152 :			: tempdp> tempdp> ;
2153 :			: const constflag on ;
2154 :			: warnings name 3 = 0= twarnings ! drop ;
2155 :	anton	1.60	: \| ;
2156 :			\ : \| NoHeaderFlag on ; \ This is broken (damages the last word)
2157 :	jwilke	1.52
2158 :	anton	1.48	: save-cross save-cross ;
2159 :	jwilke	1.52	: save-region save-region ;
2160 :			: tdump swap >image swap dump ;
2161 :
2162 :	anton	1.48	also forth
2163 :	jwilke	1.52	[IFDEF] Label : Label defempty? Label ; [THEN]
2164 :			[IFDEF] start-macros : start-macros defempty? start-macros ; [THEN]
2165 :			[IFDEF] builttag : builttag builttag ; [THEN]
2166 :	anton	1.48	previous
2167 :
2168 :	jwilke	1.52	: s" [char] " parse s-buffer place s-buffer count ; \ for environment?
2169 :	pazsan	1.43	: + + ;
2170 :	jwilke	1.52	: 1+ 1 + ;
2171 :			: 2+ 2 + ;
2172 :	pazsan	1.43	: or or ;
2173 :			: 1- 1- ;
2174 :			: - - ;
2175 :	jwilke	1.52	: and and ;
2176 :			: or or ;
2177 :	pazsan	1.43	: 2* 2* ;
2178 :			: * * ;
2179 :			: / / ;
2180 :			: dup dup ;
2181 :			: over over ;
2182 :			: swap swap ;
2183 :			: rot rot ;
2184 :			: drop drop ;
2185 :			: = = ;
2186 :			: 0= 0= ;
2187 :			: lshift lshift ;
2188 :			: 2/ 2/ ;
2189 :	pazsan	1.19	: . . ;
2190 :	anton	1.1
2191 :	pazsan	1.43	: all-words ['] false IS skip? ;
2192 :			: needed-words ['] needed? IS skip? ;
2193 :			: undef-words ['] defined? IS skip? ;
2194 :	anton	1.1
2195 :	pazsan	1.40	: \ postpone \ ; immediate
2196 :	pazsan	1.47	: \G T-\G ; immediate
2197 :	pazsan	1.40	: ( postpone ( ; immediate
2198 :	anton	1.1	: include bl word count included ;
2199 :	jwilke	1.52	: require require ;
2200 :	anton	1.1	: .( [char] ) parse type ;
2201 :	jwilke	1.52	: ." [char] " parse type ;
2202 :	anton	1.1	: cr cr ;
2203 :
2204 :			: times 0 ?DO dup T c, H LOOP drop ; \ used for space table creation
2205 :			only forth also minimal definitions
2206 :
2207 :			\ cross-compiler words
2208 :
2209 :			: decimal decimal ;
2210 :			: hex hex ;
2211 :
2212 :	pazsan	1.3	: tudp T tudp H ;
2213 :	pazsan	1.39	: tup T tup H ;
2214 :
2215 :			: doc-off false T to-doc H ! ;
2216 :			: doc-on true T to-doc H ! ;
2217 :	jwilke	1.52	[IFDEF] dbg : dbg dbg ; [THEN]
2218 :	pazsan	1.39
2219 :			minimal
2220 :	anton	1.1
2221 :			\ for debugging...
2222 :			: order order ;
2223 :	jwilke	1.52	: hwords words ;
2224 :			: words also ghosts words previous ;
2225 :	anton	1.1	: .s .s ;
2226 :			: bye bye ;
2227 :
2228 :			\ turnkey direction
2229 :			: H forth ; immediate
2230 :			: T minimal ; immediate
2231 :			: G ghosts ; immediate
2232 :
2233 :			: turnkey 0 set-order also Target definitions
2234 :			also Minimal also ;
2235 :
2236 :			\ these ones are pefered:
2237 :
2238 :			: lock turnkey ;
2239 :	jwilke	1.74	: unlock previous forth also cross ;
2240 :	jwilke	1.52
2241 :			: [[ also unlock ;
2242 :			: ]] previous previous ;
2243 :	anton	1.1
2244 :			unlock definitions also minimal
2245 :			: lock lock ;
2246 :			lock

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