1 /*
2 * Copyright (c) 2017, 2022, 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.util.Arrays;
28 import java.util.Objects;
29 import java.util.function.IntUnaryOperator;
30
31 import jdk.incubator.foreign.MemorySegment;
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 Byte64Vector extends ByteVector {
43 static final ByteSpecies VSPECIES =
44 (ByteSpecies) ByteVector.SPECIES_64;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Byte64Vector> VCLASS = Byte64Vector.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 Byte64Vector(byte[] v) {
58 super(v);
59 }
60
61 // For compatibility as Byte64Vector::new,
62 // stored into species.vectorFactory.
63 Byte64Vector(Object v) {
64 this((byte[]) v);
65 }
66
67 static final Byte64Vector ZERO = new Byte64Vector(new byte[VLENGTH]);
68 static final Byte64Vector IOTA = new Byte64Vector(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 Byte64Vector broadcast(byte e) {
125 return (Byte64Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Byte64Vector broadcast(long e) {
131 return (Byte64Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Byte64Mask maskFromArray(boolean[] bits) {
137 return new Byte64Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Byte64Shuffle iotaShuffle() { return Byte64Shuffle.IOTA; }
143
144 @ForceInline
145 Byte64Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Byte64Shuffle)VectorSupport.shuffleIota(ETYPE, Byte64Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Byte64Shuffle)VectorSupport.shuffleIota(ETYPE, Byte64Shuffle.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 Byte64Shuffle shuffleFromBytes(byte[] reorder) { return new Byte64Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Byte64Shuffle shuffleFromArray(int[] indexes, int i) { return new Byte64Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Byte64Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Byte64Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Byte64Vector vectorFactory(byte[] vec) {
171 return new Byte64Vector(vec);
172 }
173
174 @ForceInline
175 final @Override
176 Byte64Vector asByteVectorRaw() {
177 return (Byte64Vector) 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 Byte64Vector uOp(FUnOp f) {
191 return (Byte64Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Byte64Vector uOp(VectorMask<Byte> m, FUnOp f) {
197 return (Byte64Vector)
198 super.uOpTemplate((Byte64Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Byte64Vector bOp(Vector<Byte> v, FBinOp f) {
206 return (Byte64Vector) super.bOpTemplate((Byte64Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Byte64Vector bOp(Vector<Byte> v,
212 VectorMask<Byte> m, FBinOp f) {
213 return (Byte64Vector)
214 super.bOpTemplate((Byte64Vector)v, (Byte64Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Byte64Vector tOp(Vector<Byte> v1, Vector<Byte> v2, FTriOp f) {
223 return (Byte64Vector)
224 super.tOpTemplate((Byte64Vector)v1, (Byte64Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Byte64Vector tOp(Vector<Byte> v1, Vector<Byte> v2,
231 VectorMask<Byte> m, FTriOp f) {
232 return (Byte64Vector)
233 super.tOpTemplate((Byte64Vector)v1, (Byte64Vector)v2,
234 (Byte64Mask)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 Byte64Vector lanewise(Unary op) {
273 return (Byte64Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Byte64Vector lanewise(Unary op, VectorMask<Byte> m) {
279 return (Byte64Vector) super.lanewiseTemplate(op, Byte64Mask.class, (Byte64Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Byte64Vector lanewise(Binary op, Vector<Byte> v) {
285 return (Byte64Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Byte64Vector lanewise(Binary op, Vector<Byte> v, VectorMask<Byte> m) {
291 return (Byte64Vector) super.lanewiseTemplate(op, Byte64Mask.class, v, (Byte64Mask) m); // specialize
292 }
293
294 /*package-private*/
295 @Override
296 @ForceInline Byte64Vector
297 lanewiseShift(VectorOperators.Binary op, int e) {
298 return (Byte64Vector) super.lanewiseShiftTemplate(op, e); // specialize
299 }
300
301 /*package-private*/
302 @Override
303 @ForceInline Byte64Vector
304 lanewiseShift(VectorOperators.Binary op, int e, VectorMask<Byte> m) {
305 return (Byte64Vector) super.lanewiseShiftTemplate(op, Byte64Mask.class, e, (Byte64Mask) m); // specialize
306 }
307
308 /*package-private*/
309 @Override
310 @ForceInline
311 public final
312 Byte64Vector
313 lanewise(Ternary op, Vector<Byte> v1, Vector<Byte> v2) {
314 return (Byte64Vector) super.lanewiseTemplate(op, v1, v2); // specialize
315 }
316
317 @Override
318 @ForceInline
319 public final
320 Byte64Vector
321 lanewise(Ternary op, Vector<Byte> v1, Vector<Byte> v2, VectorMask<Byte> m) {
322 return (Byte64Vector) super.lanewiseTemplate(op, Byte64Mask.class, v1, v2, (Byte64Mask) m); // specialize
323 }
324
325 @Override
326 @ForceInline
327 public final
328 Byte64Vector addIndex(int scale) {
329 return (Byte64Vector) 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, Byte64Mask.class, (Byte64Mask) 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, Byte64Mask.class, (Byte64Mask) m); // specialized
358 }
359
360 @ForceInline
361 public VectorShuffle<Byte> toShuffle() {
362 return super.toShuffleTemplate(Byte64Shuffle.class); // specialize
363 }
364
365 // Specialized unary testing
366
367 @Override
368 @ForceInline
369 public final Byte64Mask test(Test op) {
370 return super.testTemplate(Byte64Mask.class, op); // specialize
371 }
372
373 @Override
374 @ForceInline
375 public final Byte64Mask test(Test op, VectorMask<Byte> m) {
376 return super.testTemplate(Byte64Mask.class, op, (Byte64Mask) m); // specialize
377 }
378
379 // Specialized comparisons
380
381 @Override
382 @ForceInline
383 public final Byte64Mask compare(Comparison op, Vector<Byte> v) {
384 return super.compareTemplate(Byte64Mask.class, op, v); // specialize
385 }
386
387 @Override
388 @ForceInline
389 public final Byte64Mask compare(Comparison op, byte s) {
390 return super.compareTemplate(Byte64Mask.class, op, s); // specialize
391 }
392
393 @Override
394 @ForceInline
395 public final Byte64Mask compare(Comparison op, long s) {
396 return super.compareTemplate(Byte64Mask.class, op, s); // specialize
397 }
398
399 @Override
400 @ForceInline
401 public final Byte64Mask compare(Comparison op, Vector<Byte> v, VectorMask<Byte> m) {
402 return super.compareTemplate(Byte64Mask.class, op, v, (Byte64Mask) m);
403 }
404
405
406 @Override
407 @ForceInline
408 public Byte64Vector blend(Vector<Byte> v, VectorMask<Byte> m) {
409 return (Byte64Vector)
410 super.blendTemplate(Byte64Mask.class,
411 (Byte64Vector) v,
412 (Byte64Mask) m); // specialize
413 }
414
415 @Override
416 @ForceInline
417 public Byte64Vector slice(int origin, Vector<Byte> v) {
418 return (Byte64Vector) super.sliceTemplate(origin, v); // specialize
419 }
420
421 @Override
422 @ForceInline
423 public Byte64Vector slice(int origin) {
424 return (Byte64Vector) super.sliceTemplate(origin); // specialize
425 }
426
427 @Override
428 @ForceInline
429 public Byte64Vector unslice(int origin, Vector<Byte> w, int part) {
430 return (Byte64Vector) super.unsliceTemplate(origin, w, part); // specialize
431 }
432
433 @Override
434 @ForceInline
435 public Byte64Vector unslice(int origin, Vector<Byte> w, int part, VectorMask<Byte> m) {
436 return (Byte64Vector)
437 super.unsliceTemplate(Byte64Mask.class,
438 origin, w, part,
439 (Byte64Mask) m); // specialize
440 }
441
442 @Override
443 @ForceInline
444 public Byte64Vector unslice(int origin) {
445 return (Byte64Vector) super.unsliceTemplate(origin); // specialize
446 }
447
448 @Override
449 @ForceInline
450 public Byte64Vector rearrange(VectorShuffle<Byte> s) {
451 return (Byte64Vector)
452 super.rearrangeTemplate(Byte64Shuffle.class,
453 (Byte64Shuffle) s); // specialize
454 }
455
456 @Override
457 @ForceInline
458 public Byte64Vector rearrange(VectorShuffle<Byte> shuffle,
459 VectorMask<Byte> m) {
460 return (Byte64Vector)
461 super.rearrangeTemplate(Byte64Shuffle.class,
462 Byte64Mask.class,
463 (Byte64Shuffle) shuffle,
464 (Byte64Mask) m); // specialize
465 }
466
467 @Override
468 @ForceInline
469 public Byte64Vector rearrange(VectorShuffle<Byte> s,
470 Vector<Byte> v) {
471 return (Byte64Vector)
472 super.rearrangeTemplate(Byte64Shuffle.class,
473 (Byte64Shuffle) s,
474 (Byte64Vector) v); // specialize
475 }
476
477 @Override
478 @ForceInline
479 public Byte64Vector compress(VectorMask<Byte> m) {
480 return (Byte64Vector)
481 super.compressTemplate(Byte64Mask.class,
482 (Byte64Mask) m); // specialize
483 }
484
485 @Override
486 @ForceInline
487 public Byte64Vector expand(VectorMask<Byte> m) {
488 return (Byte64Vector)
489 super.expandTemplate(Byte64Mask.class,
490 (Byte64Mask) m); // specialize
491 }
492
493 @Override
494 @ForceInline
495 public Byte64Vector selectFrom(Vector<Byte> v) {
496 return (Byte64Vector)
497 super.selectFromTemplate((Byte64Vector) v); // specialize
498 }
499
500 @Override
501 @ForceInline
502 public Byte64Vector selectFrom(Vector<Byte> v,
503 VectorMask<Byte> m) {
504 return (Byte64Vector)
505 super.selectFromTemplate((Byte64Vector) v,
506 (Byte64Mask) m); // specialize
507 }
508
509
510 @ForceInline
511 @Override
512 public byte lane(int i) {
513 switch(i) {
514 case 0: return laneHelper(0);
515 case 1: return laneHelper(1);
516 case 2: return laneHelper(2);
517 case 3: return laneHelper(3);
518 case 4: return laneHelper(4);
519 case 5: return laneHelper(5);
520 case 6: return laneHelper(6);
521 case 7: return laneHelper(7);
522 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
523 }
524 }
525
526 public byte laneHelper(int i) {
527 return (byte) VectorSupport.extract(
528 VCLASS, ETYPE, VLENGTH,
529 this, i,
530 (vec, ix) -> {
531 byte[] vecarr = vec.vec();
532 return (long)vecarr[ix];
533 });
534 }
535
536 @ForceInline
537 @Override
538 public Byte64Vector withLane(int i, byte e) {
539 switch (i) {
540 case 0: return withLaneHelper(0, e);
541 case 1: return withLaneHelper(1, e);
542 case 2: return withLaneHelper(2, e);
543 case 3: return withLaneHelper(3, e);
544 case 4: return withLaneHelper(4, e);
545 case 5: return withLaneHelper(5, e);
546 case 6: return withLaneHelper(6, e);
547 case 7: return withLaneHelper(7, e);
548 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
549 }
550 }
551
552 public Byte64Vector withLaneHelper(int i, byte e) {
553 return VectorSupport.insert(
554 VCLASS, ETYPE, VLENGTH,
555 this, i, (long)e,
556 (v, ix, bits) -> {
557 byte[] res = v.vec().clone();
558 res[ix] = (byte)bits;
559 return v.vectorFactory(res);
560 });
561 }
562
563 // Mask
564
565 static final class Byte64Mask extends AbstractMask<Byte> {
566 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
567 static final Class<Byte> ETYPE = byte.class; // used by the JVM
568
569 Byte64Mask(boolean[] bits) {
570 this(bits, 0);
571 }
572
573 Byte64Mask(boolean[] bits, int offset) {
574 super(prepare(bits, offset));
575 }
576
577 Byte64Mask(boolean val) {
578 super(prepare(val));
579 }
580
581 private static boolean[] prepare(boolean[] bits, int offset) {
582 boolean[] newBits = new boolean[VSPECIES.laneCount()];
583 for (int i = 0; i < newBits.length; i++) {
584 newBits[i] = bits[offset + i];
585 }
586 return newBits;
587 }
588
589 private static boolean[] prepare(boolean val) {
590 boolean[] bits = new boolean[VSPECIES.laneCount()];
591 Arrays.fill(bits, val);
592 return bits;
593 }
594
595 @ForceInline
596 final @Override
597 public ByteSpecies vspecies() {
598 // ISSUE: This should probably be a @Stable
599 // field inside AbstractMask, rather than
600 // a megamorphic method.
601 return VSPECIES;
602 }
603
604 @ForceInline
605 boolean[] getBits() {
606 return (boolean[])getPayload();
607 }
608
609 @Override
610 Byte64Mask uOp(MUnOp f) {
611 boolean[] res = new boolean[vspecies().laneCount()];
612 boolean[] bits = getBits();
613 for (int i = 0; i < res.length; i++) {
614 res[i] = f.apply(i, bits[i]);
615 }
616 return new Byte64Mask(res);
617 }
618
619 @Override
620 Byte64Mask bOp(VectorMask<Byte> m, MBinOp f) {
621 boolean[] res = new boolean[vspecies().laneCount()];
622 boolean[] bits = getBits();
623 boolean[] mbits = ((Byte64Mask)m).getBits();
624 for (int i = 0; i < res.length; i++) {
625 res[i] = f.apply(i, bits[i], mbits[i]);
626 }
627 return new Byte64Mask(res);
628 }
629
630 @ForceInline
631 @Override
632 public final
633 Byte64Vector toVector() {
634 return (Byte64Vector) super.toVectorTemplate(); // specialize
635 }
636
637 /**
638 * Helper function for lane-wise mask conversions.
639 * This function kicks in after intrinsic failure.
640 */
641 @ForceInline
642 private final <E>
643 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
644 if (length() != dsp.laneCount())
645 throw new IllegalArgumentException("VectorMask length and species length differ");
646 boolean[] maskArray = toArray();
647 return dsp.maskFactory(maskArray).check(dsp);
648 }
649
650 @Override
651 @ForceInline
652 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
653 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
654 if (length() != species.laneCount())
655 throw new IllegalArgumentException("VectorMask length and species length differ");
656
657 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
658 this.getClass(), ETYPE, VLENGTH,
659 species.maskType(), species.elementType(), VLENGTH,
660 this, species,
661 (m, s) -> s.maskFactory(m.toArray()).check(s));
662 }
663
664 @Override
665 @ForceInline
666 public Byte64Mask eq(VectorMask<Byte> mask) {
667 Objects.requireNonNull(mask);
668 Byte64Mask m = (Byte64Mask)mask;
669 return xor(m.not());
670 }
671
672 // Unary operations
673
674 @Override
675 @ForceInline
676 public Byte64Mask not() {
677 return xor(maskAll(true));
678 }
679
680 @Override
681 @ForceInline
682 public Byte64Mask compress() {
683 return (Byte64Mask)VectorSupport.comExpOp(VectorSupport.VECTOR_OP_MASK_COMPRESS,
684 Byte64Vector.class, Byte64Mask.class, ETYPE, VLENGTH, null, this,
685 (v1, m1) -> VSPECIES.iota().compare(VectorOperators.LT, m1.trueCount()));
686 }
687
688
689 // Binary operations
690
691 @Override
692 @ForceInline
693 public Byte64Mask and(VectorMask<Byte> mask) {
694 Objects.requireNonNull(mask);
695 Byte64Mask m = (Byte64Mask)mask;
696 return VectorSupport.binaryOp(VECTOR_OP_AND, Byte64Mask.class, null, byte.class, VLENGTH,
697 this, m, null,
698 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
699 }
700
701 @Override
702 @ForceInline
703 public Byte64Mask or(VectorMask<Byte> mask) {
704 Objects.requireNonNull(mask);
705 Byte64Mask m = (Byte64Mask)mask;
706 return VectorSupport.binaryOp(VECTOR_OP_OR, Byte64Mask.class, null, byte.class, VLENGTH,
707 this, m, null,
708 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
709 }
710
711 @ForceInline
712 /* package-private */
713 Byte64Mask xor(VectorMask<Byte> mask) {
714 Objects.requireNonNull(mask);
715 Byte64Mask m = (Byte64Mask)mask;
716 return VectorSupport.binaryOp(VECTOR_OP_XOR, Byte64Mask.class, null, byte.class, VLENGTH,
717 this, m, null,
718 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
719 }
720
721 // Mask Query operations
722
723 @Override
724 @ForceInline
725 public int trueCount() {
726 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Byte64Mask.class, byte.class, VLENGTH, this,
727 (m) -> trueCountHelper(m.getBits()));
728 }
729
730 @Override
731 @ForceInline
732 public int firstTrue() {
733 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Byte64Mask.class, byte.class, VLENGTH, this,
734 (m) -> firstTrueHelper(m.getBits()));
735 }
736
737 @Override
738 @ForceInline
739 public int lastTrue() {
740 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Byte64Mask.class, byte.class, VLENGTH, this,
741 (m) -> lastTrueHelper(m.getBits()));
742 }
743
744 @Override
745 @ForceInline
746 public long toLong() {
747 if (length() > Long.SIZE) {
748 throw new UnsupportedOperationException("too many lanes for one long");
749 }
750 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Byte64Mask.class, byte.class, VLENGTH, this,
751 (m) -> toLongHelper(m.getBits()));
752 }
753
754 // Reductions
755
756 @Override
757 @ForceInline
758 public boolean anyTrue() {
759 return VectorSupport.test(BT_ne, Byte64Mask.class, byte.class, VLENGTH,
760 this, vspecies().maskAll(true),
761 (m, __) -> anyTrueHelper(((Byte64Mask)m).getBits()));
762 }
763
764 @Override
765 @ForceInline
766 public boolean allTrue() {
767 return VectorSupport.test(BT_overflow, Byte64Mask.class, byte.class, VLENGTH,
768 this, vspecies().maskAll(true),
769 (m, __) -> allTrueHelper(((Byte64Mask)m).getBits()));
770 }
771
772 @ForceInline
773 /*package-private*/
774 static Byte64Mask maskAll(boolean bit) {
775 return VectorSupport.fromBitsCoerced(Byte64Mask.class, byte.class, VLENGTH,
776 (bit ? -1 : 0), MODE_BROADCAST, null,
777 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
778 }
779 private static final Byte64Mask TRUE_MASK = new Byte64Mask(true);
780 private static final Byte64Mask FALSE_MASK = new Byte64Mask(false);
781
782 }
783
784 // Shuffle
785
786 static final class Byte64Shuffle extends AbstractShuffle<Byte> {
787 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
788 static final Class<Byte> ETYPE = byte.class; // used by the JVM
789
790 Byte64Shuffle(byte[] reorder) {
791 super(VLENGTH, reorder);
792 }
793
794 public Byte64Shuffle(int[] reorder) {
795 super(VLENGTH, reorder);
796 }
797
798 public Byte64Shuffle(int[] reorder, int i) {
799 super(VLENGTH, reorder, i);
800 }
801
802 public Byte64Shuffle(IntUnaryOperator fn) {
803 super(VLENGTH, fn);
804 }
805
806 @Override
807 public ByteSpecies vspecies() {
808 return VSPECIES;
809 }
810
811 static {
812 // There must be enough bits in the shuffle lanes to encode
813 // VLENGTH valid indexes and VLENGTH exceptional ones.
814 assert(VLENGTH < Byte.MAX_VALUE);
815 assert(Byte.MIN_VALUE <= -VLENGTH);
816 }
817 static final Byte64Shuffle IOTA = new Byte64Shuffle(IDENTITY);
818
819 @Override
820 @ForceInline
821 public Byte64Vector toVector() {
822 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Byte64Shuffle.class, this, VLENGTH,
823 (s) -> ((Byte64Vector)(((AbstractShuffle<Byte>)(s)).toVectorTemplate())));
824 }
825
826 @Override
827 @ForceInline
828 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
829 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
830 if (length() != species.laneCount())
831 throw new IllegalArgumentException("VectorShuffle length and species length differ");
832 int[] shuffleArray = toArray();
833 return s.shuffleFromArray(shuffleArray, 0).check(s);
834 }
835
836 @ForceInline
837 @Override
838 public Byte64Shuffle rearrange(VectorShuffle<Byte> shuffle) {
839 Byte64Shuffle s = (Byte64Shuffle) shuffle;
840 byte[] reorder1 = reorder();
841 byte[] reorder2 = s.reorder();
842 byte[] r = new byte[reorder1.length];
843 for (int i = 0; i < reorder1.length; i++) {
844 int ssi = reorder2[i];
845 r[i] = reorder1[ssi]; // throws on exceptional index
846 }
847 return new Byte64Shuffle(r);
848 }
849 }
850
851 // ================================================
852
853 // Specialized low-level memory operations.
854
855 @ForceInline
856 @Override
857 final
858 ByteVector fromArray0(byte[] a, int offset) {
859 return super.fromArray0Template(a, offset); // specialize
860 }
861
862 @ForceInline
863 @Override
864 final
865 ByteVector fromArray0(byte[] a, int offset, VectorMask<Byte> m) {
866 return super.fromArray0Template(Byte64Mask.class, a, offset, (Byte64Mask) m); // specialize
867 }
868
869
870
871 @ForceInline
872 @Override
873 final
874 ByteVector fromBooleanArray0(boolean[] a, int offset) {
875 return super.fromBooleanArray0Template(a, offset); // specialize
876 }
877
878 @ForceInline
879 @Override
880 final
881 ByteVector fromBooleanArray0(boolean[] a, int offset, VectorMask<Byte> m) {
882 return super.fromBooleanArray0Template(Byte64Mask.class, a, offset, (Byte64Mask) m); // specialize
883 }
884
885 @ForceInline
886 @Override
887 final
888 ByteVector fromMemorySegment0(MemorySegment ms, long offset) {
889 return super.fromMemorySegment0Template(ms, offset); // specialize
890 }
891
892 @ForceInline
893 @Override
894 final
895 ByteVector fromMemorySegment0(MemorySegment ms, long offset, VectorMask<Byte> m) {
896 return super.fromMemorySegment0Template(Byte64Mask.class, ms, offset, (Byte64Mask) m); // specialize
897 }
898
899 @ForceInline
900 @Override
901 final
902 void intoArray0(byte[] a, int offset) {
903 super.intoArray0Template(a, offset); // specialize
904 }
905
906 @ForceInline
907 @Override
908 final
909 void intoArray0(byte[] a, int offset, VectorMask<Byte> m) {
910 super.intoArray0Template(Byte64Mask.class, a, offset, (Byte64Mask) m);
911 }
912
913
914 @ForceInline
915 @Override
916 final
917 void intoBooleanArray0(boolean[] a, int offset, VectorMask<Byte> m) {
918 super.intoBooleanArray0Template(Byte64Mask.class, a, offset, (Byte64Mask) m);
919 }
920
921 @ForceInline
922 @Override
923 final
924 void intoMemorySegment0(MemorySegment ms, long offset, VectorMask<Byte> m) {
925 super.intoMemorySegment0Template(Byte64Mask.class, ms, offset, (Byte64Mask) m);
926 }
927
928
929 // End of specialized low-level memory operations.
930
931 // ================================================
932
933 }