1 /*
2 * Copyright (c) 2017, 2021, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package jdk.incubator.vector;
26
27 import java.nio.ByteBuffer;
28 import java.util.Arrays;
29 import java.util.Objects;
30 import java.util.function.IntUnaryOperator;
31
32 import jdk.internal.vm.annotation.ForceInline;
33 import jdk.internal.vm.vector.VectorSupport;
34
35 import static jdk.internal.vm.vector.VectorSupport.*;
36
37 import static jdk.incubator.vector.VectorOperators.*;
38
39 // -- This file was mechanically generated: Do not edit! -- //
40
41 @SuppressWarnings("cast") // warning: redundant cast
42 final class Byte256Vector extends ByteVector {
43 static final ByteSpecies VSPECIES =
44 (ByteSpecies) ByteVector.SPECIES_256;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Byte256Vector> VCLASS = Byte256Vector.class;
50
51 static final int VSIZE = VSPECIES.vectorBitSize();
52
53 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
54
55 static final Class<Byte> ETYPE = byte.class; // used by the JVM
56
57 Byte256Vector(byte[] v) {
58 super(v);
59 }
60
61 // For compatibility as Byte256Vector::new,
62 // stored into species.vectorFactory.
63 Byte256Vector(Object v) {
64 this((byte[]) v);
65 }
66
67 static final Byte256Vector ZERO = new Byte256Vector(new byte[VLENGTH]);
68 static final Byte256Vector IOTA = new Byte256Vector(VSPECIES.iotaArray());
69
70 static {
71 // Warm up a few species caches.
72 // If we do this too much we will
73 // get NPEs from bootstrap circularity.
74 VSPECIES.dummyVector();
75 VSPECIES.withLanes(LaneType.BYTE);
76 }
77
78 // Specialized extractors
79
80 @ForceInline
81 final @Override
82 public ByteSpecies vspecies() {
83 // ISSUE: This should probably be a @Stable
84 // field inside AbstractVector, rather than
85 // a megamorphic method.
86 return VSPECIES;
87 }
88
89 @ForceInline
90 @Override
91 public final Class<Byte> elementType() { return byte.class; }
92
93 @ForceInline
94 @Override
95 public final int elementSize() { return Byte.SIZE; }
96
97 @ForceInline
98 @Override
99 public final VectorShape shape() { return VSHAPE; }
100
101 @ForceInline
102 @Override
103 public final int length() { return VLENGTH; }
104
105 @ForceInline
106 @Override
107 public final int bitSize() { return VSIZE; }
108
109 @ForceInline
110 @Override
111 public final int byteSize() { return VSIZE / Byte.SIZE; }
112
113 /*package-private*/
114 @ForceInline
115 final @Override
116 byte[] vec() {
117 return (byte[])getPayload();
118 }
119
120 // Virtualized constructors
121
122 @Override
123 @ForceInline
124 public final Byte256Vector broadcast(byte e) {
125 return (Byte256Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Byte256Vector broadcast(long e) {
131 return (Byte256Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Byte256Mask maskFromArray(boolean[] bits) {
137 return new Byte256Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Byte256Shuffle iotaShuffle() { return Byte256Shuffle.IOTA; }
143
144 @ForceInline
145 Byte256Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Byte256Shuffle)VectorSupport.shuffleIota(ETYPE, Byte256Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Byte256Shuffle)VectorSupport.shuffleIota(ETYPE, Byte256Shuffle.class, VSPECIES, VLENGTH, start, step, 0,
151 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (i*lstep + lstart)));
152 }
153 }
154
155 @Override
156 @ForceInline
157 Byte256Shuffle shuffleFromBytes(byte[] reorder) { return new Byte256Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Byte256Shuffle shuffleFromArray(int[] indexes, int i) { return new Byte256Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Byte256Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Byte256Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Byte256Vector vectorFactory(byte[] vec) {
171 return new Byte256Vector(vec);
172 }
173
174 @ForceInline
175 final @Override
176 Byte256Vector asByteVectorRaw() {
177 return (Byte256Vector) super.asByteVectorRawTemplate(); // specialize
178 }
179
180 @ForceInline
181 final @Override
182 AbstractVector<?> asVectorRaw(LaneType laneType) {
183 return super.asVectorRawTemplate(laneType); // specialize
184 }
185
186 // Unary operator
187
188 @ForceInline
189 final @Override
190 Byte256Vector uOp(FUnOp f) {
191 return (Byte256Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Byte256Vector uOp(VectorMask<Byte> m, FUnOp f) {
197 return (Byte256Vector)
198 super.uOpTemplate((Byte256Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Byte256Vector bOp(Vector<Byte> v, FBinOp f) {
206 return (Byte256Vector) super.bOpTemplate((Byte256Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Byte256Vector bOp(Vector<Byte> v,
212 VectorMask<Byte> m, FBinOp f) {
213 return (Byte256Vector)
214 super.bOpTemplate((Byte256Vector)v, (Byte256Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Byte256Vector tOp(Vector<Byte> v1, Vector<Byte> v2, FTriOp f) {
223 return (Byte256Vector)
224 super.tOpTemplate((Byte256Vector)v1, (Byte256Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Byte256Vector tOp(Vector<Byte> v1, Vector<Byte> v2,
231 VectorMask<Byte> m, FTriOp f) {
232 return (Byte256Vector)
233 super.tOpTemplate((Byte256Vector)v1, (Byte256Vector)v2,
234 (Byte256Mask)m, f); // specialize
235 }
236
237 @ForceInline
238 final @Override
239 byte rOp(byte v, VectorMask<Byte> m, FBinOp f) {
240 return super.rOpTemplate(v, m, f); // specialize
241 }
242
243 @Override
244 @ForceInline
245 public final <F>
246 Vector<F> convertShape(VectorOperators.Conversion<Byte,F> conv,
247 VectorSpecies<F> rsp, int part) {
248 return super.convertShapeTemplate(conv, rsp, part); // specialize
249 }
250
251 @Override
252 @ForceInline
253 public final <F>
254 Vector<F> reinterpretShape(VectorSpecies<F> toSpecies, int part) {
255 return super.reinterpretShapeTemplate(toSpecies, part); // specialize
256 }
257
258 // Specialized algebraic operations:
259
260 // The following definition forces a specialized version of this
261 // crucial method into the v-table of this class. A call to add()
262 // will inline to a call to lanewise(ADD,), at which point the JIT
263 // intrinsic will have the opcode of ADD, plus all the metadata
264 // for this particular class, enabling it to generate precise
265 // code.
266 //
267 // There is probably no benefit to the JIT to specialize the
268 // masked or broadcast versions of the lanewise method.
269
270 @Override
271 @ForceInline
272 public Byte256Vector lanewise(Unary op) {
273 return (Byte256Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Byte256Vector lanewise(Unary op, VectorMask<Byte> m) {
279 return (Byte256Vector) super.lanewiseTemplate(op, Byte256Mask.class, (Byte256Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Byte256Vector lanewise(Binary op, Vector<Byte> v) {
285 return (Byte256Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Byte256Vector lanewise(Binary op, Vector<Byte> v, VectorMask<Byte> m) {
291 return (Byte256Vector) super.lanewiseTemplate(op, Byte256Mask.class, v, (Byte256Mask) m); // specialize
292 }
293
294 /*package-private*/
295 @Override
296 @ForceInline Byte256Vector
297 lanewiseShift(VectorOperators.Binary op, int e) {
298 return (Byte256Vector) super.lanewiseShiftTemplate(op, e); // specialize
299 }
300
301 /*package-private*/
302 @Override
303 @ForceInline Byte256Vector
304 lanewiseShift(VectorOperators.Binary op, int e, VectorMask<Byte> m) {
305 return (Byte256Vector) super.lanewiseShiftTemplate(op, Byte256Mask.class, e, (Byte256Mask) m); // specialize
306 }
307
308 /*package-private*/
309 @Override
310 @ForceInline
311 public final
312 Byte256Vector
313 lanewise(Ternary op, Vector<Byte> v1, Vector<Byte> v2) {
314 return (Byte256Vector) super.lanewiseTemplate(op, v1, v2); // specialize
315 }
316
317 @Override
318 @ForceInline
319 public final
320 Byte256Vector
321 lanewise(Ternary op, Vector<Byte> v1, Vector<Byte> v2, VectorMask<Byte> m) {
322 return (Byte256Vector) super.lanewiseTemplate(op, Byte256Mask.class, v1, v2, (Byte256Mask) m); // specialize
323 }
324
325 @Override
326 @ForceInline
327 public final
328 Byte256Vector addIndex(int scale) {
329 return (Byte256Vector) super.addIndexTemplate(scale); // specialize
330 }
331
332 // Type specific horizontal reductions
333
334 @Override
335 @ForceInline
336 public final byte reduceLanes(VectorOperators.Associative op) {
337 return super.reduceLanesTemplate(op); // specialized
338 }
339
340 @Override
341 @ForceInline
342 public final byte reduceLanes(VectorOperators.Associative op,
343 VectorMask<Byte> m) {
344 return super.reduceLanesTemplate(op, Byte256Mask.class, (Byte256Mask) m); // specialized
345 }
346
347 @Override
348 @ForceInline
349 public final long reduceLanesToLong(VectorOperators.Associative op) {
350 return (long) super.reduceLanesTemplate(op); // specialized
351 }
352
353 @Override
354 @ForceInline
355 public final long reduceLanesToLong(VectorOperators.Associative op,
356 VectorMask<Byte> m) {
357 return (long) super.reduceLanesTemplate(op, Byte256Mask.class, (Byte256Mask) m); // specialized
358 }
359
360 @ForceInline
361 public VectorShuffle<Byte> toShuffle() {
362 return super.toShuffleTemplate(Byte256Shuffle.class); // specialize
363 }
364
365 // Specialized unary testing
366
367 @Override
368 @ForceInline
369 public final Byte256Mask test(Test op) {
370 return super.testTemplate(Byte256Mask.class, op); // specialize
371 }
372
373 // Specialized comparisons
374
375 @Override
376 @ForceInline
377 public final Byte256Mask compare(Comparison op, Vector<Byte> v) {
378 return super.compareTemplate(Byte256Mask.class, op, v); // specialize
379 }
380
381 @Override
382 @ForceInline
383 public final Byte256Mask compare(Comparison op, byte s) {
384 return super.compareTemplate(Byte256Mask.class, op, s); // specialize
385 }
386
387 @Override
388 @ForceInline
389 public final Byte256Mask compare(Comparison op, long s) {
390 return super.compareTemplate(Byte256Mask.class, op, s); // specialize
391 }
392
393 @Override
394 @ForceInline
395 public final Byte256Mask compare(Comparison op, Vector<Byte> v, VectorMask<Byte> m) {
396 return super.compareTemplate(Byte256Mask.class, op, v, (Byte256Mask) m);
397 }
398
399
400 @Override
401 @ForceInline
402 public Byte256Vector blend(Vector<Byte> v, VectorMask<Byte> m) {
403 return (Byte256Vector)
404 super.blendTemplate(Byte256Mask.class,
405 (Byte256Vector) v,
406 (Byte256Mask) m); // specialize
407 }
408
409 @Override
410 @ForceInline
411 public Byte256Vector slice(int origin, Vector<Byte> v) {
412 return (Byte256Vector) super.sliceTemplate(origin, v); // specialize
413 }
414
415 @Override
416 @ForceInline
417 public Byte256Vector slice(int origin) {
418 return (Byte256Vector) super.sliceTemplate(origin); // specialize
419 }
420
421 @Override
422 @ForceInline
423 public Byte256Vector unslice(int origin, Vector<Byte> w, int part) {
424 return (Byte256Vector) super.unsliceTemplate(origin, w, part); // specialize
425 }
426
427 @Override
428 @ForceInline
429 public Byte256Vector unslice(int origin, Vector<Byte> w, int part, VectorMask<Byte> m) {
430 return (Byte256Vector)
431 super.unsliceTemplate(Byte256Mask.class,
432 origin, w, part,
433 (Byte256Mask) m); // specialize
434 }
435
436 @Override
437 @ForceInline
438 public Byte256Vector unslice(int origin) {
439 return (Byte256Vector) super.unsliceTemplate(origin); // specialize
440 }
441
442 @Override
443 @ForceInline
444 public Byte256Vector rearrange(VectorShuffle<Byte> s) {
445 return (Byte256Vector)
446 super.rearrangeTemplate(Byte256Shuffle.class,
447 (Byte256Shuffle) s); // specialize
448 }
449
450 @Override
451 @ForceInline
452 public Byte256Vector rearrange(VectorShuffle<Byte> shuffle,
453 VectorMask<Byte> m) {
454 return (Byte256Vector)
455 super.rearrangeTemplate(Byte256Shuffle.class,
456 Byte256Mask.class,
457 (Byte256Shuffle) shuffle,
458 (Byte256Mask) m); // specialize
459 }
460
461 @Override
462 @ForceInline
463 public Byte256Vector rearrange(VectorShuffle<Byte> s,
464 Vector<Byte> v) {
465 return (Byte256Vector)
466 super.rearrangeTemplate(Byte256Shuffle.class,
467 (Byte256Shuffle) s,
468 (Byte256Vector) v); // specialize
469 }
470
471 @Override
472 @ForceInline
473 public Byte256Vector selectFrom(Vector<Byte> v) {
474 return (Byte256Vector)
475 super.selectFromTemplate((Byte256Vector) v); // specialize
476 }
477
478 @Override
479 @ForceInline
480 public Byte256Vector selectFrom(Vector<Byte> v,
481 VectorMask<Byte> m) {
482 return (Byte256Vector)
483 super.selectFromTemplate((Byte256Vector) v,
484 (Byte256Mask) m); // specialize
485 }
486
487
488 @ForceInline
489 @Override
490 public byte lane(int i) {
491 switch(i) {
492 case 0: return laneHelper(0);
493 case 1: return laneHelper(1);
494 case 2: return laneHelper(2);
495 case 3: return laneHelper(3);
496 case 4: return laneHelper(4);
497 case 5: return laneHelper(5);
498 case 6: return laneHelper(6);
499 case 7: return laneHelper(7);
500 case 8: return laneHelper(8);
501 case 9: return laneHelper(9);
502 case 10: return laneHelper(10);
503 case 11: return laneHelper(11);
504 case 12: return laneHelper(12);
505 case 13: return laneHelper(13);
506 case 14: return laneHelper(14);
507 case 15: return laneHelper(15);
508 case 16: return laneHelper(16);
509 case 17: return laneHelper(17);
510 case 18: return laneHelper(18);
511 case 19: return laneHelper(19);
512 case 20: return laneHelper(20);
513 case 21: return laneHelper(21);
514 case 22: return laneHelper(22);
515 case 23: return laneHelper(23);
516 case 24: return laneHelper(24);
517 case 25: return laneHelper(25);
518 case 26: return laneHelper(26);
519 case 27: return laneHelper(27);
520 case 28: return laneHelper(28);
521 case 29: return laneHelper(29);
522 case 30: return laneHelper(30);
523 case 31: return laneHelper(31);
524 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
525 }
526 }
527
528 public byte laneHelper(int i) {
529 return (byte) VectorSupport.extract(
530 VCLASS, ETYPE, VLENGTH,
531 this, i,
532 (vec, ix) -> {
533 byte[] vecarr = vec.vec();
534 return (long)vecarr[ix];
535 });
536 }
537
538 @ForceInline
539 @Override
540 public Byte256Vector withLane(int i, byte e) {
541 switch (i) {
542 case 0: return withLaneHelper(0, e);
543 case 1: return withLaneHelper(1, e);
544 case 2: return withLaneHelper(2, e);
545 case 3: return withLaneHelper(3, e);
546 case 4: return withLaneHelper(4, e);
547 case 5: return withLaneHelper(5, e);
548 case 6: return withLaneHelper(6, e);
549 case 7: return withLaneHelper(7, e);
550 case 8: return withLaneHelper(8, e);
551 case 9: return withLaneHelper(9, e);
552 case 10: return withLaneHelper(10, e);
553 case 11: return withLaneHelper(11, e);
554 case 12: return withLaneHelper(12, e);
555 case 13: return withLaneHelper(13, e);
556 case 14: return withLaneHelper(14, e);
557 case 15: return withLaneHelper(15, e);
558 case 16: return withLaneHelper(16, e);
559 case 17: return withLaneHelper(17, e);
560 case 18: return withLaneHelper(18, e);
561 case 19: return withLaneHelper(19, e);
562 case 20: return withLaneHelper(20, e);
563 case 21: return withLaneHelper(21, e);
564 case 22: return withLaneHelper(22, e);
565 case 23: return withLaneHelper(23, e);
566 case 24: return withLaneHelper(24, e);
567 case 25: return withLaneHelper(25, e);
568 case 26: return withLaneHelper(26, e);
569 case 27: return withLaneHelper(27, e);
570 case 28: return withLaneHelper(28, e);
571 case 29: return withLaneHelper(29, e);
572 case 30: return withLaneHelper(30, e);
573 case 31: return withLaneHelper(31, e);
574 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
575 }
576 }
577
578 public Byte256Vector withLaneHelper(int i, byte e) {
579 return VectorSupport.insert(
580 VCLASS, ETYPE, VLENGTH,
581 this, i, (long)e,
582 (v, ix, bits) -> {
583 byte[] res = v.vec().clone();
584 res[ix] = (byte)bits;
585 return v.vectorFactory(res);
586 });
587 }
588
589 // Mask
590
591 static final class Byte256Mask extends AbstractMask<Byte> {
592 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
593 static final Class<Byte> ETYPE = byte.class; // used by the JVM
594
595 Byte256Mask(boolean[] bits) {
596 this(bits, 0);
597 }
598
599 Byte256Mask(boolean[] bits, int offset) {
600 super(prepare(bits, offset));
601 }
602
603 Byte256Mask(boolean val) {
604 super(prepare(val));
605 }
606
607 private static boolean[] prepare(boolean[] bits, int offset) {
608 boolean[] newBits = new boolean[VSPECIES.laneCount()];
609 for (int i = 0; i < newBits.length; i++) {
610 newBits[i] = bits[offset + i];
611 }
612 return newBits;
613 }
614
615 private static boolean[] prepare(boolean val) {
616 boolean[] bits = new boolean[VSPECIES.laneCount()];
617 Arrays.fill(bits, val);
618 return bits;
619 }
620
621 @ForceInline
622 final @Override
623 public ByteSpecies vspecies() {
624 // ISSUE: This should probably be a @Stable
625 // field inside AbstractMask, rather than
626 // a megamorphic method.
627 return VSPECIES;
628 }
629
630 @ForceInline
631 boolean[] getBits() {
632 return (boolean[])getPayload();
633 }
634
635 @Override
636 Byte256Mask uOp(MUnOp f) {
637 boolean[] res = new boolean[vspecies().laneCount()];
638 boolean[] bits = getBits();
639 for (int i = 0; i < res.length; i++) {
640 res[i] = f.apply(i, bits[i]);
641 }
642 return new Byte256Mask(res);
643 }
644
645 @Override
646 Byte256Mask bOp(VectorMask<Byte> m, MBinOp f) {
647 boolean[] res = new boolean[vspecies().laneCount()];
648 boolean[] bits = getBits();
649 boolean[] mbits = ((Byte256Mask)m).getBits();
650 for (int i = 0; i < res.length; i++) {
651 res[i] = f.apply(i, bits[i], mbits[i]);
652 }
653 return new Byte256Mask(res);
654 }
655
656 @ForceInline
657 @Override
658 public final
659 Byte256Vector toVector() {
660 return (Byte256Vector) super.toVectorTemplate(); // specialize
661 }
662
663 /**
664 * Helper function for lane-wise mask conversions.
665 * This function kicks in after intrinsic failure.
666 */
667 @ForceInline
668 private final <E>
669 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
670 if (length() != dsp.laneCount())
671 throw new IllegalArgumentException("VectorMask length and species length differ");
672 boolean[] maskArray = toArray();
673 return dsp.maskFactory(maskArray).check(dsp);
674 }
675
676 @Override
677 @ForceInline
678 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
679 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
680 if (length() != species.laneCount())
681 throw new IllegalArgumentException("VectorMask length and species length differ");
682
683 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
684 this.getClass(), ETYPE, VLENGTH,
685 species.maskType(), species.elementType(), VLENGTH,
686 this, species,
687 (m, s) -> s.maskFactory(m.toArray()).check(s));
688 }
689
690 @Override
691 @ForceInline
692 public Byte256Mask eq(VectorMask<Byte> mask) {
693 Objects.requireNonNull(mask);
694 Byte256Mask m = (Byte256Mask)mask;
695 return xor(m.not());
696 }
697
698 // Unary operations
699
700 @Override
701 @ForceInline
702 public Byte256Mask not() {
703 return xor(maskAll(true));
704 }
705
706 // Binary operations
707
708 @Override
709 @ForceInline
710 public Byte256Mask and(VectorMask<Byte> mask) {
711 Objects.requireNonNull(mask);
712 Byte256Mask m = (Byte256Mask)mask;
713 return VectorSupport.binaryOp(VECTOR_OP_AND, Byte256Mask.class, null, byte.class, VLENGTH,
714 this, m, null,
715 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
716 }
717
718 @Override
719 @ForceInline
720 public Byte256Mask or(VectorMask<Byte> mask) {
721 Objects.requireNonNull(mask);
722 Byte256Mask m = (Byte256Mask)mask;
723 return VectorSupport.binaryOp(VECTOR_OP_OR, Byte256Mask.class, null, byte.class, VLENGTH,
724 this, m, null,
725 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
726 }
727
728 @ForceInline
729 /* package-private */
730 Byte256Mask xor(VectorMask<Byte> mask) {
731 Objects.requireNonNull(mask);
732 Byte256Mask m = (Byte256Mask)mask;
733 return VectorSupport.binaryOp(VECTOR_OP_XOR, Byte256Mask.class, null, byte.class, VLENGTH,
734 this, m, null,
735 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
736 }
737
738 // Mask Query operations
739
740 @Override
741 @ForceInline
742 public int trueCount() {
743 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Byte256Mask.class, byte.class, VLENGTH, this,
744 (m) -> trueCountHelper(m.getBits()));
745 }
746
747 @Override
748 @ForceInline
749 public int firstTrue() {
750 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Byte256Mask.class, byte.class, VLENGTH, this,
751 (m) -> firstTrueHelper(m.getBits()));
752 }
753
754 @Override
755 @ForceInline
756 public int lastTrue() {
757 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Byte256Mask.class, byte.class, VLENGTH, this,
758 (m) -> lastTrueHelper(m.getBits()));
759 }
760
761 @Override
762 @ForceInline
763 public long toLong() {
764 if (length() > Long.SIZE) {
765 throw new UnsupportedOperationException("too many lanes for one long");
766 }
767 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Byte256Mask.class, byte.class, VLENGTH, this,
768 (m) -> toLongHelper(m.getBits()));
769 }
770
771 // Reductions
772
773 @Override
774 @ForceInline
775 public boolean anyTrue() {
776 return VectorSupport.test(BT_ne, Byte256Mask.class, byte.class, VLENGTH,
777 this, vspecies().maskAll(true),
778 (m, __) -> anyTrueHelper(((Byte256Mask)m).getBits()));
779 }
780
781 @Override
782 @ForceInline
783 public boolean allTrue() {
784 return VectorSupport.test(BT_overflow, Byte256Mask.class, byte.class, VLENGTH,
785 this, vspecies().maskAll(true),
786 (m, __) -> allTrueHelper(((Byte256Mask)m).getBits()));
787 }
788
789 @ForceInline
790 /*package-private*/
791 static Byte256Mask maskAll(boolean bit) {
792 return VectorSupport.broadcastCoerced(Byte256Mask.class, byte.class, VLENGTH,
793 (bit ? -1 : 0), null,
794 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
795 }
796 private static final Byte256Mask TRUE_MASK = new Byte256Mask(true);
797 private static final Byte256Mask FALSE_MASK = new Byte256Mask(false);
798
799 }
800
801 // Shuffle
802
803 static final class Byte256Shuffle extends AbstractShuffle<Byte> {
804 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
805 static final Class<Byte> ETYPE = byte.class; // used by the JVM
806
807 Byte256Shuffle(byte[] reorder) {
808 super(VLENGTH, reorder);
809 }
810
811 public Byte256Shuffle(int[] reorder) {
812 super(VLENGTH, reorder);
813 }
814
815 public Byte256Shuffle(int[] reorder, int i) {
816 super(VLENGTH, reorder, i);
817 }
818
819 public Byte256Shuffle(IntUnaryOperator fn) {
820 super(VLENGTH, fn);
821 }
822
823 @Override
824 public ByteSpecies vspecies() {
825 return VSPECIES;
826 }
827
828 static {
829 // There must be enough bits in the shuffle lanes to encode
830 // VLENGTH valid indexes and VLENGTH exceptional ones.
831 assert(VLENGTH < Byte.MAX_VALUE);
832 assert(Byte.MIN_VALUE <= -VLENGTH);
833 }
834 static final Byte256Shuffle IOTA = new Byte256Shuffle(IDENTITY);
835
836 @Override
837 @ForceInline
838 public Byte256Vector toVector() {
839 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Byte256Shuffle.class, this, VLENGTH,
840 (s) -> ((Byte256Vector)(((AbstractShuffle<Byte>)(s)).toVectorTemplate())));
841 }
842
843 @Override
844 @ForceInline
845 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
846 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
847 if (length() != species.laneCount())
848 throw new IllegalArgumentException("VectorShuffle length and species length differ");
849 int[] shuffleArray = toArray();
850 return s.shuffleFromArray(shuffleArray, 0).check(s);
851 }
852
853 @ForceInline
854 @Override
855 public Byte256Shuffle rearrange(VectorShuffle<Byte> shuffle) {
856 Byte256Shuffle s = (Byte256Shuffle) shuffle;
857 byte[] reorder1 = reorder();
858 byte[] reorder2 = s.reorder();
859 byte[] r = new byte[reorder1.length];
860 for (int i = 0; i < reorder1.length; i++) {
861 int ssi = reorder2[i];
862 r[i] = reorder1[ssi]; // throws on exceptional index
863 }
864 return new Byte256Shuffle(r);
865 }
866 }
867
868 // ================================================
869
870 // Specialized low-level memory operations.
871
872 @ForceInline
873 @Override
874 final
875 ByteVector fromArray0(byte[] a, int offset) {
876 return super.fromArray0Template(a, offset); // specialize
877 }
878
879 @ForceInline
880 @Override
881 final
882 ByteVector fromArray0(byte[] a, int offset, VectorMask<Byte> m) {
883 return super.fromArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m); // specialize
884 }
885
886
887
888 @ForceInline
889 @Override
890 final
891 ByteVector fromBooleanArray0(boolean[] a, int offset) {
892 return super.fromBooleanArray0Template(a, offset); // specialize
893 }
894
895 @ForceInline
896 @Override
897 final
898 ByteVector fromBooleanArray0(boolean[] a, int offset, VectorMask<Byte> m) {
899 return super.fromBooleanArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m); // specialize
900 }
901
902 @ForceInline
903 @Override
904 final
905 ByteVector fromByteArray0(byte[] a, int offset) {
906 return super.fromByteArray0Template(a, offset); // specialize
907 }
908
909 @ForceInline
910 @Override
911 final
912 ByteVector fromByteArray0(byte[] a, int offset, VectorMask<Byte> m) {
913 return super.fromByteArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m); // specialize
914 }
915
916 @ForceInline
917 @Override
918 final
919 ByteVector fromByteBuffer0(ByteBuffer bb, int offset) {
920 return super.fromByteBuffer0Template(bb, offset); // specialize
921 }
922
923 @ForceInline
924 @Override
925 final
926 ByteVector fromByteBuffer0(ByteBuffer bb, int offset, VectorMask<Byte> m) {
927 return super.fromByteBuffer0Template(Byte256Mask.class, bb, offset, (Byte256Mask) m); // specialize
928 }
929
930 @ForceInline
931 @Override
932 final
933 void intoArray0(byte[] a, int offset) {
934 super.intoArray0Template(a, offset); // specialize
935 }
936
937 @ForceInline
938 @Override
939 final
940 void intoArray0(byte[] a, int offset, VectorMask<Byte> m) {
941 super.intoArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m);
942 }
943
944
945 @ForceInline
946 @Override
947 final
948 void intoBooleanArray0(boolean[] a, int offset, VectorMask<Byte> m) {
949 super.intoBooleanArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m);
950 }
951
952 @ForceInline
953 @Override
954 final
955 void intoByteArray0(byte[] a, int offset) {
956 super.intoByteArray0Template(a, offset); // specialize
957 }
958
959 @ForceInline
960 @Override
961 final
962 void intoByteArray0(byte[] a, int offset, VectorMask<Byte> m) {
963 super.intoByteArray0Template(Byte256Mask.class, a, offset, (Byte256Mask) m); // specialize
964 }
965
966 @ForceInline
967 @Override
968 final
969 void intoByteBuffer0(ByteBuffer bb, int offset, VectorMask<Byte> m) {
970 super.intoByteBuffer0Template(Byte256Mask.class, bb, offset, (Byte256Mask) m);
971 }
972
973
974 // End of specialized low-level memory operations.
975
976 // ================================================
977
978 }