1 ! Copyright (C) 2004, 2008 Slava Pestov.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: accessors alien alien.accessors arrays byte-arrays
4 classes sequences.private continuations.private effects generic
5 hashtables hashtables.private inference.state inference.backend
6 inference.dataflow io io.backend io.files io.files.private
7 io.streams.c kernel kernel.private math math.private memory
8 namespaces namespaces.private parser prettyprint quotations
9 quotations.private sbufs sbufs.private sequences
10 sequences.private slots.private strings strings.private system
11 threads.private classes.tuple classes.tuple.private vectors
12 vectors.private words words.private assocs summary
13 compiler.units system.private ;
14 IN: inference.known-words
17 : infer-shuffle-inputs ( shuffle node -- )
18 >r effect-in length 0 r> node-inputs ;
20 : shuffle-stacks ( shuffle -- )
21 meta-d [ swap shuffle ] change ;
23 : infer-shuffle-outputs ( shuffle node -- )
24 >r effect-out length 0 r> node-outputs ;
26 : infer-shuffle ( shuffle -- )
27 dup effect-in ensure-values
29 2dup infer-shuffle-inputs
31 2dup infer-shuffle-outputs
34 : define-shuffle ( word shuffle -- )
35 [ infer-shuffle ] curry "infer" set-word-prop ;
38 { drop T{ effect f 1 { } } }
39 { 2drop T{ effect f 2 { } } }
40 { 3drop T{ effect f 3 { } } }
41 { dup T{ effect f 1 { 0 0 } } }
42 { 2dup T{ effect f 2 { 0 1 0 1 } } }
43 { 3dup T{ effect f 3 { 0 1 2 0 1 2 } } }
44 { rot T{ effect f 3 { 1 2 0 } } }
45 { -rot T{ effect f 3 { 2 0 1 } } }
46 { dupd T{ effect f 2 { 0 0 1 } } }
47 { swapd T{ effect f 3 { 1 0 2 } } }
48 { nip T{ effect f 2 { 1 } } }
49 { 2nip T{ effect f 3 { 2 } } }
50 { tuck T{ effect f 2 { 1 0 1 } } }
51 { over T{ effect f 2 { 0 1 0 } } }
52 { pick T{ effect f 3 { 0 1 2 0 } } }
53 { swap T{ effect f 2 { 1 0 } } }
54 } [ define-shuffle ] assoc-each
56 \ >r [ 1 infer->r ] "infer" set-word-prop
58 \ r> [ 1 infer-r> ] "infer" set-word-prop
66 [ 2dup set-node-in-d set-node-out-d ] keep
68 ] "infer" set-word-prop
70 ! Primitive combinators
71 GENERIC: infer-call ( value -- )
76 pop-d infer-quot-value ;
79 infer-uncurry peek-d infer-call ;
81 M: composed infer-call
83 1 infer->r peek-d infer-call
84 terminated? get [ 1 infer-r> peek-d infer-call ] unless ;
87 \ literal-expected inference-warning ;
92 ] "infer" set-word-prop
94 \ call t "no-compile" set-word-prop
103 "execute must be given a word" time-bomb
105 ] "infer" set-word-prop
107 \ execute t "no-compile" set-word-prop
111 2 d-tail [ special? ] contains? [
112 [ rot [ drop call ] [ nip call ] if ]
113 recursive-state get infer-quot
116 2 #drop node, pop-d pop-d swap 2array
117 [ #if ] infer-branches
119 ] "infer" set-word-prop
124 pop-literal nip [ <value> ] map
125 [ #dispatch ] infer-branches
126 ] "infer" set-word-prop
128 \ dispatch t "no-compile" set-word-prop
132 pop-d pop-d swap <curried> push-d
133 ] "infer" set-word-prop
137 pop-d pop-d swap <composed> push-d
138 ] "infer" set-word-prop
140 ! Variadic tuple constructor
143 peek-d value-literal size>> { tuple } <effect>
145 ] "infer" set-word-prop
147 ! Non-standard control flow
150 peek-d value-literal 2 + { } <effect>
151 t over set-effect-terminated?
153 ] "infer" set-word-prop
155 : set-primitive-effect ( word effect -- )
156 [ in>> "input-classes" set-word-prop ]
157 [ out>> "default-output-classes" set-word-prop ]
158 [ dupd [ make-call-node ] 2curry "infer" set-word-prop ]
161 ! Stack effects for all primitives
162 \ fixnum< { fixnum fixnum } { object } <effect> set-primitive-effect
163 \ fixnum< make-foldable
165 \ fixnum<= { fixnum fixnum } { object } <effect> set-primitive-effect
166 \ fixnum<= make-foldable
168 \ fixnum> { fixnum fixnum } { object } <effect> set-primitive-effect
169 \ fixnum> make-foldable
171 \ fixnum>= { fixnum fixnum } { object } <effect> set-primitive-effect
172 \ fixnum>= make-foldable
174 \ eq? { object object } { object } <effect> set-primitive-effect
177 \ rehash-string { string } { } <effect> set-primitive-effect
179 \ bignum>fixnum { bignum } { fixnum } <effect> set-primitive-effect
180 \ bignum>fixnum make-foldable
182 \ float>fixnum { float } { fixnum } <effect> set-primitive-effect
183 \ bignum>fixnum make-foldable
185 \ fixnum>bignum { fixnum } { bignum } <effect> set-primitive-effect
186 \ fixnum>bignum make-foldable
188 \ float>bignum { float } { bignum } <effect> set-primitive-effect
189 \ float>bignum make-foldable
191 \ fixnum>float { fixnum } { float } <effect> set-primitive-effect
192 \ fixnum>float make-foldable
194 \ bignum>float { bignum } { float } <effect> set-primitive-effect
195 \ bignum>float make-foldable
197 \ <ratio> { integer integer } { ratio } <effect> set-primitive-effect
198 \ <ratio> make-foldable
200 \ string>float { string } { float } <effect> set-primitive-effect
201 \ string>float make-foldable
203 \ float>string { float } { string } <effect> set-primitive-effect
204 \ float>string make-foldable
206 \ float>bits { real } { integer } <effect> set-primitive-effect
207 \ float>bits make-foldable
209 \ double>bits { real } { integer } <effect> set-primitive-effect
210 \ double>bits make-foldable
212 \ bits>float { integer } { float } <effect> set-primitive-effect
213 \ bits>float make-foldable
215 \ bits>double { integer } { float } <effect> set-primitive-effect
216 \ bits>double make-foldable
218 \ <complex> { real real } { complex } <effect> set-primitive-effect
219 \ <complex> make-foldable
221 \ fixnum+ { fixnum fixnum } { integer } <effect> set-primitive-effect
222 \ fixnum+ make-foldable
224 \ fixnum+fast { fixnum fixnum } { fixnum } <effect> set-primitive-effect
225 \ fixnum+fast make-foldable
227 \ fixnum- { fixnum fixnum } { integer } <effect> set-primitive-effect
228 \ fixnum- make-foldable
230 \ fixnum-fast { fixnum fixnum } { fixnum } <effect> set-primitive-effect
231 \ fixnum-fast make-foldable
233 \ fixnum* { fixnum fixnum } { integer } <effect> set-primitive-effect
234 \ fixnum* make-foldable
236 \ fixnum*fast { fixnum fixnum } { fixnum } <effect> set-primitive-effect
237 \ fixnum*fast make-foldable
239 \ fixnum/i { fixnum fixnum } { integer } <effect> set-primitive-effect
240 \ fixnum/i make-foldable
242 \ fixnum-mod { fixnum fixnum } { fixnum } <effect> set-primitive-effect
243 \ fixnum-mod make-foldable
245 \ fixnum/mod { fixnum fixnum } { integer fixnum } <effect> set-primitive-effect
246 \ fixnum/mod make-foldable
248 \ fixnum-bitand { fixnum fixnum } { fixnum } <effect> set-primitive-effect
249 \ fixnum-bitand make-foldable
251 \ fixnum-bitor { fixnum fixnum } { fixnum } <effect> set-primitive-effect
252 \ fixnum-bitor make-foldable
254 \ fixnum-bitxor { fixnum fixnum } { fixnum } <effect> set-primitive-effect
255 \ fixnum-bitxor make-foldable
257 \ fixnum-bitnot { fixnum } { fixnum } <effect> set-primitive-effect
258 \ fixnum-bitnot make-foldable
260 \ fixnum-shift { fixnum fixnum } { integer } <effect> set-primitive-effect
261 \ fixnum-shift make-foldable
263 \ fixnum-shift-fast { fixnum fixnum } { fixnum } <effect> set-primitive-effect
264 \ fixnum-shift-fast make-foldable
266 \ bignum= { bignum bignum } { object } <effect> set-primitive-effect
267 \ bignum= make-foldable
269 \ bignum+ { bignum bignum } { bignum } <effect> set-primitive-effect
270 \ bignum+ make-foldable
272 \ bignum- { bignum bignum } { bignum } <effect> set-primitive-effect
273 \ bignum- make-foldable
275 \ bignum* { bignum bignum } { bignum } <effect> set-primitive-effect
276 \ bignum* make-foldable
278 \ bignum/i { bignum bignum } { bignum } <effect> set-primitive-effect
279 \ bignum/i make-foldable
281 \ bignum-mod { bignum bignum } { bignum } <effect> set-primitive-effect
282 \ bignum-mod make-foldable
284 \ bignum/mod { bignum bignum } { bignum bignum } <effect> set-primitive-effect
285 \ bignum/mod make-foldable
287 \ bignum-bitand { bignum bignum } { bignum } <effect> set-primitive-effect
288 \ bignum-bitand make-foldable
290 \ bignum-bitor { bignum bignum } { bignum } <effect> set-primitive-effect
291 \ bignum-bitor make-foldable
293 \ bignum-bitxor { bignum bignum } { bignum } <effect> set-primitive-effect
294 \ bignum-bitxor make-foldable
296 \ bignum-bitnot { bignum } { bignum } <effect> set-primitive-effect
297 \ bignum-bitnot make-foldable
299 \ bignum-shift { bignum bignum } { bignum } <effect> set-primitive-effect
300 \ bignum-shift make-foldable
302 \ bignum< { bignum bignum } { object } <effect> set-primitive-effect
303 \ bignum< make-foldable
305 \ bignum<= { bignum bignum } { object } <effect> set-primitive-effect
306 \ bignum<= make-foldable
308 \ bignum> { bignum bignum } { object } <effect> set-primitive-effect
309 \ bignum> make-foldable
311 \ bignum>= { bignum bignum } { object } <effect> set-primitive-effect
312 \ bignum>= make-foldable
314 \ bignum-bit? { bignum integer } { object } <effect> set-primitive-effect
315 \ bignum-bit? make-foldable
317 \ bignum-log2 { bignum } { bignum } <effect> set-primitive-effect
318 \ bignum-log2 make-foldable
320 \ byte-array>bignum { byte-array } { bignum } <effect> set-primitive-effect
321 \ byte-array>bignum make-foldable
323 \ float= { float float } { object } <effect> set-primitive-effect
324 \ float= make-foldable
326 \ float+ { float float } { float } <effect> set-primitive-effect
327 \ float+ make-foldable
329 \ float- { float float } { float } <effect> set-primitive-effect
330 \ float- make-foldable
332 \ float* { float float } { float } <effect> set-primitive-effect
333 \ float* make-foldable
335 \ float/f { float float } { float } <effect> set-primitive-effect
336 \ float/f make-foldable
338 \ float< { float float } { object } <effect> set-primitive-effect
339 \ float< make-foldable
341 \ float-mod { float float } { float } <effect> set-primitive-effect
342 \ float-mod make-foldable
344 \ float<= { float float } { object } <effect> set-primitive-effect
345 \ float<= make-foldable
347 \ float> { float float } { object } <effect> set-primitive-effect
348 \ float> make-foldable
350 \ float>= { float float } { object } <effect> set-primitive-effect
351 \ float>= make-foldable
353 \ <word> { object object } { word } <effect> set-primitive-effect
354 \ <word> make-flushable
356 \ word-xt { word } { integer integer } <effect> set-primitive-effect
357 \ word-xt make-flushable
359 \ getenv { fixnum } { object } <effect> set-primitive-effect
360 \ getenv make-flushable
362 \ setenv { object fixnum } { } <effect> set-primitive-effect
364 \ (exists?) { string } { object } <effect> set-primitive-effect
366 \ (directory) { string } { array } <effect> set-primitive-effect
368 \ gc { } { } <effect> set-primitive-effect
370 \ gc-stats { } { array } <effect> set-primitive-effect
372 \ save-image { string } { } <effect> set-primitive-effect
374 \ save-image-and-exit { string } { } <effect> set-primitive-effect
376 \ exit { integer } { } <effect>
377 t over set-effect-terminated?
380 \ data-room { } { integer integer array } <effect> set-primitive-effect
381 \ data-room make-flushable
383 \ code-room { } { integer integer integer integer } <effect> set-primitive-effect
384 \ code-room make-flushable
386 \ os-env { string } { object } <effect> set-primitive-effect
388 \ millis { } { integer } <effect> set-primitive-effect
389 \ millis make-flushable
391 \ tag { object } { fixnum } <effect> set-primitive-effect
394 \ cwd { } { string } <effect> set-primitive-effect
396 \ cd { string } { } <effect> set-primitive-effect
398 \ dlopen { string } { dll } <effect> set-primitive-effect
400 \ dlsym { string object } { c-ptr } <effect> set-primitive-effect
402 \ dlclose { dll } { } <effect> set-primitive-effect
404 \ <byte-array> { integer } { byte-array } <effect> set-primitive-effect
405 \ <byte-array> make-flushable
407 \ <displaced-alien> { integer c-ptr } { c-ptr } <effect> set-primitive-effect
408 \ <displaced-alien> make-flushable
410 \ alien-signed-cell { c-ptr integer } { integer } <effect> set-primitive-effect
411 \ alien-signed-cell make-flushable
413 \ set-alien-signed-cell { integer c-ptr integer } { } <effect> set-primitive-effect
415 \ alien-unsigned-cell { c-ptr integer } { integer } <effect> set-primitive-effect
416 \ alien-unsigned-cell make-flushable
418 \ set-alien-unsigned-cell { integer c-ptr integer } { } <effect> set-primitive-effect
420 \ alien-signed-8 { c-ptr integer } { integer } <effect> set-primitive-effect
421 \ alien-signed-8 make-flushable
423 \ set-alien-signed-8 { integer c-ptr integer } { } <effect> set-primitive-effect
425 \ alien-unsigned-8 { c-ptr integer } { integer } <effect> set-primitive-effect
426 \ alien-unsigned-8 make-flushable
428 \ set-alien-unsigned-8 { integer c-ptr integer } { } <effect> set-primitive-effect
430 \ alien-signed-4 { c-ptr integer } { integer } <effect> set-primitive-effect
431 \ alien-signed-4 make-flushable
433 \ set-alien-signed-4 { integer c-ptr integer } { } <effect> set-primitive-effect
435 \ alien-unsigned-4 { c-ptr integer } { integer } <effect> set-primitive-effect
436 \ alien-unsigned-4 make-flushable
438 \ set-alien-unsigned-4 { integer c-ptr integer } { } <effect> set-primitive-effect
440 \ alien-signed-2 { c-ptr integer } { fixnum } <effect> set-primitive-effect
441 \ alien-signed-2 make-flushable
443 \ set-alien-signed-2 { integer c-ptr integer } { } <effect> set-primitive-effect
445 \ alien-unsigned-2 { c-ptr integer } { fixnum } <effect> set-primitive-effect
446 \ alien-unsigned-2 make-flushable
448 \ set-alien-unsigned-2 { integer c-ptr integer } { } <effect> set-primitive-effect
450 \ alien-signed-1 { c-ptr integer } { fixnum } <effect> set-primitive-effect
451 \ alien-signed-1 make-flushable
453 \ set-alien-signed-1 { integer c-ptr integer } { } <effect> set-primitive-effect
455 \ alien-unsigned-1 { c-ptr integer } { fixnum } <effect> set-primitive-effect
456 \ alien-unsigned-1 make-flushable
458 \ set-alien-unsigned-1 { integer c-ptr integer } { } <effect> set-primitive-effect
460 \ alien-float { c-ptr integer } { float } <effect> set-primitive-effect
461 \ alien-float make-flushable
463 \ set-alien-float { float c-ptr integer } { } <effect> set-primitive-effect
465 \ alien-double { c-ptr integer } { float } <effect> set-primitive-effect
466 \ alien-double make-flushable
468 \ set-alien-double { float c-ptr integer } { } <effect> set-primitive-effect
470 \ alien-cell { c-ptr integer } { simple-c-ptr } <effect> set-primitive-effect
471 \ alien-cell make-flushable
473 \ set-alien-cell { c-ptr c-ptr integer } { } <effect> set-primitive-effect
475 \ alien-address { alien } { integer } <effect> set-primitive-effect
476 \ alien-address make-flushable
478 \ slot { object fixnum } { object } <effect> set-primitive-effect
479 \ slot make-flushable
481 \ set-slot { object object fixnum } { } <effect> set-primitive-effect
483 \ string-nth { fixnum string } { fixnum } <effect> set-primitive-effect
484 \ string-nth make-flushable
486 \ set-string-nth { fixnum fixnum string } { } <effect> set-primitive-effect
488 \ resize-array { integer array } { array } <effect> set-primitive-effect
489 \ resize-array make-flushable
491 \ resize-byte-array { integer byte-array } { byte-array } <effect> set-primitive-effect
492 \ resize-byte-array make-flushable
494 \ resize-string { integer string } { string } <effect> set-primitive-effect
495 \ resize-string make-flushable
497 \ <array> { integer object } { array } <effect> set-primitive-effect
498 \ <array> make-flushable
500 \ begin-scan { } { } <effect> set-primitive-effect
502 \ next-object { } { object } <effect> set-primitive-effect
504 \ end-scan { } { } <effect> set-primitive-effect
506 \ size { object } { fixnum } <effect> set-primitive-effect
507 \ size make-flushable
509 \ die { } { } <effect> set-primitive-effect
511 \ fopen { string string } { alien } <effect> set-primitive-effect
513 \ fgetc { alien } { object } <effect> set-primitive-effect
515 \ fwrite { string alien } { } <effect> set-primitive-effect
517 \ fputc { object alien } { } <effect> set-primitive-effect
519 \ fread { integer string } { object } <effect> set-primitive-effect
521 \ fflush { alien } { } <effect> set-primitive-effect
523 \ fclose { alien } { } <effect> set-primitive-effect
525 \ <wrapper> { object } { wrapper } <effect> set-primitive-effect
526 \ <wrapper> make-foldable
528 \ (clone) { object } { object } <effect> set-primitive-effect
529 \ (clone) make-flushable
531 \ <string> { integer integer } { string } <effect> set-primitive-effect
532 \ <string> make-flushable
534 \ array>quotation { array } { quotation } <effect> set-primitive-effect
535 \ array>quotation make-flushable
537 \ quotation-xt { quotation } { integer } <effect> set-primitive-effect
538 \ quotation-xt make-flushable
540 \ <tuple> { tuple-layout } { tuple } <effect> set-primitive-effect
541 \ <tuple> make-flushable
543 \ <tuple-layout> { word fixnum array fixnum } { tuple-layout } <effect> set-primitive-effect
544 \ <tuple-layout> make-foldable
546 \ datastack { } { array } <effect> set-primitive-effect
547 \ datastack make-flushable
549 \ retainstack { } { array } <effect> set-primitive-effect
550 \ retainstack make-flushable
552 \ callstack { } { callstack } <effect> set-primitive-effect
553 \ callstack make-flushable
555 \ callstack>array { callstack } { array } <effect> set-primitive-effect
556 \ callstack>array make-flushable
558 \ (sleep) { integer } { } <effect> set-primitive-effect
560 \ become { array array } { } <effect> set-primitive-effect
562 \ innermost-frame-quot { callstack } { quotation } <effect> set-primitive-effect
564 \ innermost-frame-scan { callstack } { fixnum } <effect> set-primitive-effect
566 \ set-innermost-frame-quot { quotation callstack } { } <effect> set-primitive-effect
568 \ (os-envs) { } { array } <effect> set-primitive-effect
570 \ set-os-env { string string } { } <effect> set-primitive-effect
572 \ unset-os-env { string } { } <effect> set-primitive-effect
574 \ (set-os-envs) { array } { } <effect> set-primitive-effect
576 \ do-primitive [ \ do-primitive cannot-infer-effect ] "infer" set-word-prop
578 \ dll-valid? { object } { object } <effect> set-primitive-effect
580 \ modify-code-heap { array object } { } <effect> set-primitive-effect
582 \ unimplemented { } { } <effect> set-primitive-effect