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.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 Long64Vector extends LongVector {
43 static final LongSpecies VSPECIES =
44 (LongSpecies) LongVector.SPECIES_64;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Long64Vector> VCLASS = Long64Vector.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<Long> ETYPE = long.class; // used by the JVM
56
57 Long64Vector(long[] v) {
58 super(v);
59 }
60
61 // For compatibility as Long64Vector::new,
62 // stored into species.vectorFactory.
63 Long64Vector(Object v) {
64 this((long[]) v);
65 }
66
67 static final Long64Vector ZERO = new Long64Vector(new long[VLENGTH]);
68 static final Long64Vector IOTA = new Long64Vector(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 LongSpecies 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<Long> elementType() { return long.class; }
92
93 @ForceInline
94 @Override
95 public final int elementSize() { return Long.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 long[] vec() {
117 return (long[])getPayload();
118 }
119
120 // Virtualized constructors
121
122 @Override
123 @ForceInline
124 public final Long64Vector broadcast(long e) {
125 return (Long64Vector) super.broadcastTemplate(e); // specialize
126 }
127
128
129 @Override
130 @ForceInline
131 Long64Mask maskFromArray(boolean[] bits) {
132 return new Long64Mask(bits);
133 }
134
135 @Override
136 @ForceInline
137 Long64Shuffle iotaShuffle() { return Long64Shuffle.IOTA; }
138
139 @ForceInline
140 Long64Shuffle iotaShuffle(int start, int step, boolean wrap) {
141 if (wrap) {
142 return (Long64Shuffle)VectorSupport.shuffleIota(ETYPE, Long64Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
143 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
144 } else {
145 return (Long64Shuffle)VectorSupport.shuffleIota(ETYPE, Long64Shuffle.class, VSPECIES, VLENGTH, start, step, 0,
146 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (i*lstep + lstart)));
147 }
148 }
149
150 @Override
151 @ForceInline
152 Long64Shuffle shuffleFromBytes(byte[] reorder) { return new Long64Shuffle(reorder); }
153
154 @Override
155 @ForceInline
156 Long64Shuffle shuffleFromArray(int[] indexes, int i) { return new Long64Shuffle(indexes, i); }
157
158 @Override
159 @ForceInline
160 Long64Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Long64Shuffle(fn); }
161
162 // Make a vector of the same species but the given elements:
163 @ForceInline
164 final @Override
165 Long64Vector vectorFactory(long[] vec) {
166 return new Long64Vector(vec);
167 }
168
169 @ForceInline
170 final @Override
171 Byte64Vector asByteVectorRaw() {
172 return (Byte64Vector) super.asByteVectorRawTemplate(); // specialize
173 }
174
175 @ForceInline
176 final @Override
177 AbstractVector<?> asVectorRaw(LaneType laneType) {
178 return super.asVectorRawTemplate(laneType); // specialize
179 }
180
181 // Unary operator
182
183 @ForceInline
184 final @Override
185 Long64Vector uOp(FUnOp f) {
186 return (Long64Vector) super.uOpTemplate(f); // specialize
187 }
188
189 @ForceInline
190 final @Override
191 Long64Vector uOp(VectorMask<Long> m, FUnOp f) {
192 return (Long64Vector)
193 super.uOpTemplate((Long64Mask)m, f); // specialize
194 }
195
196 // Binary operator
197
198 @ForceInline
199 final @Override
200 Long64Vector bOp(Vector<Long> v, FBinOp f) {
201 return (Long64Vector) super.bOpTemplate((Long64Vector)v, f); // specialize
202 }
203
204 @ForceInline
205 final @Override
206 Long64Vector bOp(Vector<Long> v,
207 VectorMask<Long> m, FBinOp f) {
208 return (Long64Vector)
209 super.bOpTemplate((Long64Vector)v, (Long64Mask)m,
210 f); // specialize
211 }
212
213 // Ternary operator
214
215 @ForceInline
216 final @Override
217 Long64Vector tOp(Vector<Long> v1, Vector<Long> v2, FTriOp f) {
218 return (Long64Vector)
219 super.tOpTemplate((Long64Vector)v1, (Long64Vector)v2,
220 f); // specialize
221 }
222
223 @ForceInline
224 final @Override
225 Long64Vector tOp(Vector<Long> v1, Vector<Long> v2,
226 VectorMask<Long> m, FTriOp f) {
227 return (Long64Vector)
228 super.tOpTemplate((Long64Vector)v1, (Long64Vector)v2,
229 (Long64Mask)m, f); // specialize
230 }
231
232 @ForceInline
233 final @Override
234 long rOp(long v, VectorMask<Long> m, FBinOp f) {
235 return super.rOpTemplate(v, m, f); // specialize
236 }
237
238 @Override
239 @ForceInline
240 public final <F>
241 Vector<F> convertShape(VectorOperators.Conversion<Long,F> conv,
242 VectorSpecies<F> rsp, int part) {
243 return super.convertShapeTemplate(conv, rsp, part); // specialize
244 }
245
246 @Override
247 @ForceInline
248 public final <F>
249 Vector<F> reinterpretShape(VectorSpecies<F> toSpecies, int part) {
250 return super.reinterpretShapeTemplate(toSpecies, part); // specialize
251 }
252
253 // Specialized algebraic operations:
254
255 // The following definition forces a specialized version of this
256 // crucial method into the v-table of this class. A call to add()
257 // will inline to a call to lanewise(ADD,), at which point the JIT
258 // intrinsic will have the opcode of ADD, plus all the metadata
259 // for this particular class, enabling it to generate precise
260 // code.
261 //
262 // There is probably no benefit to the JIT to specialize the
263 // masked or broadcast versions of the lanewise method.
264
265 @Override
266 @ForceInline
267 public Long64Vector lanewise(Unary op) {
268 return (Long64Vector) super.lanewiseTemplate(op); // specialize
269 }
270
271 @Override
272 @ForceInline
273 public Long64Vector lanewise(Unary op, VectorMask<Long> m) {
274 return (Long64Vector) super.lanewiseTemplate(op, Long64Mask.class, (Long64Mask) m); // specialize
275 }
276
277 @Override
278 @ForceInline
279 public Long64Vector lanewise(Binary op, Vector<Long> v) {
280 return (Long64Vector) super.lanewiseTemplate(op, v); // specialize
281 }
282
283 @Override
284 @ForceInline
285 public Long64Vector lanewise(Binary op, Vector<Long> v, VectorMask<Long> m) {
286 return (Long64Vector) super.lanewiseTemplate(op, Long64Mask.class, v, (Long64Mask) m); // specialize
287 }
288
289 /*package-private*/
290 @Override
291 @ForceInline Long64Vector
292 lanewiseShift(VectorOperators.Binary op, int e) {
293 return (Long64Vector) super.lanewiseShiftTemplate(op, e); // specialize
294 }
295
296 /*package-private*/
297 @Override
298 @ForceInline Long64Vector
299 lanewiseShift(VectorOperators.Binary op, int e, VectorMask<Long> m) {
300 return (Long64Vector) super.lanewiseShiftTemplate(op, Long64Mask.class, e, (Long64Mask) m); // specialize
301 }
302
303 /*package-private*/
304 @Override
305 @ForceInline
306 public final
307 Long64Vector
308 lanewise(Ternary op, Vector<Long> v1, Vector<Long> v2) {
309 return (Long64Vector) super.lanewiseTemplate(op, v1, v2); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 Long64Vector
316 lanewise(Ternary op, Vector<Long> v1, Vector<Long> v2, VectorMask<Long> m) {
317 return (Long64Vector) super.lanewiseTemplate(op, Long64Mask.class, v1, v2, (Long64Mask) m); // specialize
318 }
319
320 @Override
321 @ForceInline
322 public final
323 Long64Vector addIndex(int scale) {
324 return (Long64Vector) super.addIndexTemplate(scale); // specialize
325 }
326
327 // Type specific horizontal reductions
328
329 @Override
330 @ForceInline
331 public final long reduceLanes(VectorOperators.Associative op) {
332 return super.reduceLanesTemplate(op); // specialized
333 }
334
335 @Override
336 @ForceInline
337 public final long reduceLanes(VectorOperators.Associative op,
338 VectorMask<Long> m) {
339 return super.reduceLanesTemplate(op, Long64Mask.class, (Long64Mask) m); // specialized
340 }
341
342 @Override
343 @ForceInline
344 public final long reduceLanesToLong(VectorOperators.Associative op) {
345 return (long) super.reduceLanesTemplate(op); // specialized
346 }
347
348 @Override
349 @ForceInline
350 public final long reduceLanesToLong(VectorOperators.Associative op,
351 VectorMask<Long> m) {
352 return (long) super.reduceLanesTemplate(op, Long64Mask.class, (Long64Mask) m); // specialized
353 }
354
355 @ForceInline
356 public VectorShuffle<Long> toShuffle() {
357 return super.toShuffleTemplate(Long64Shuffle.class); // specialize
358 }
359
360 // Specialized unary testing
361
362 @Override
363 @ForceInline
364 public final Long64Mask test(Test op) {
365 return super.testTemplate(Long64Mask.class, op); // specialize
366 }
367
368 @Override
369 @ForceInline
370 public final Long64Mask test(Test op, VectorMask<Long> m) {
371 return super.testTemplate(Long64Mask.class, op, (Long64Mask) m); // specialize
372 }
373
374 // Specialized comparisons
375
376 @Override
377 @ForceInline
378 public final Long64Mask compare(Comparison op, Vector<Long> v) {
379 return super.compareTemplate(Long64Mask.class, op, v); // specialize
380 }
381
382 @Override
383 @ForceInline
384 public final Long64Mask compare(Comparison op, long s) {
385 return super.compareTemplate(Long64Mask.class, op, s); // specialize
386 }
387
388
389 @Override
390 @ForceInline
391 public final Long64Mask compare(Comparison op, Vector<Long> v, VectorMask<Long> m) {
392 return super.compareTemplate(Long64Mask.class, op, v, (Long64Mask) m);
393 }
394
395
396 @Override
397 @ForceInline
398 public Long64Vector blend(Vector<Long> v, VectorMask<Long> m) {
399 return (Long64Vector)
400 super.blendTemplate(Long64Mask.class,
401 (Long64Vector) v,
402 (Long64Mask) m); // specialize
403 }
404
405 @Override
406 @ForceInline
407 public Long64Vector slice(int origin, Vector<Long> v) {
408 return (Long64Vector) super.sliceTemplate(origin, v); // specialize
409 }
410
411 @Override
412 @ForceInline
413 public Long64Vector slice(int origin) {
414 return (Long64Vector) super.sliceTemplate(origin); // specialize
415 }
416
417 @Override
418 @ForceInline
419 public Long64Vector unslice(int origin, Vector<Long> w, int part) {
420 return (Long64Vector) super.unsliceTemplate(origin, w, part); // specialize
421 }
422
423 @Override
424 @ForceInline
425 public Long64Vector unslice(int origin, Vector<Long> w, int part, VectorMask<Long> m) {
426 return (Long64Vector)
427 super.unsliceTemplate(Long64Mask.class,
428 origin, w, part,
429 (Long64Mask) m); // specialize
430 }
431
432 @Override
433 @ForceInline
434 public Long64Vector unslice(int origin) {
435 return (Long64Vector) super.unsliceTemplate(origin); // specialize
436 }
437
438 @Override
439 @ForceInline
440 public Long64Vector rearrange(VectorShuffle<Long> s) {
441 return (Long64Vector)
442 super.rearrangeTemplate(Long64Shuffle.class,
443 (Long64Shuffle) s); // specialize
444 }
445
446 @Override
447 @ForceInline
448 public Long64Vector rearrange(VectorShuffle<Long> shuffle,
449 VectorMask<Long> m) {
450 return (Long64Vector)
451 super.rearrangeTemplate(Long64Shuffle.class,
452 Long64Mask.class,
453 (Long64Shuffle) shuffle,
454 (Long64Mask) m); // specialize
455 }
456
457 @Override
458 @ForceInline
459 public Long64Vector rearrange(VectorShuffle<Long> s,
460 Vector<Long> v) {
461 return (Long64Vector)
462 super.rearrangeTemplate(Long64Shuffle.class,
463 (Long64Shuffle) s,
464 (Long64Vector) v); // specialize
465 }
466
467 @Override
468 @ForceInline
469 public Long64Vector selectFrom(Vector<Long> v) {
470 return (Long64Vector)
471 super.selectFromTemplate((Long64Vector) v); // specialize
472 }
473
474 @Override
475 @ForceInline
476 public Long64Vector selectFrom(Vector<Long> v,
477 VectorMask<Long> m) {
478 return (Long64Vector)
479 super.selectFromTemplate((Long64Vector) v,
480 (Long64Mask) m); // specialize
481 }
482
483
484 @ForceInline
485 @Override
486 public long lane(int i) {
487 switch(i) {
488 case 0: return laneHelper(0);
489 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
490 }
491 }
492
493 public long laneHelper(int i) {
494 return (long) VectorSupport.extract(
495 VCLASS, ETYPE, VLENGTH,
496 this, i,
497 (vec, ix) -> {
498 long[] vecarr = vec.vec();
499 return (long)vecarr[ix];
500 });
501 }
502
503 @ForceInline
504 @Override
505 public Long64Vector withLane(int i, long e) {
506 switch (i) {
507 case 0: return withLaneHelper(0, e);
508 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
509 }
510 }
511
512 public Long64Vector withLaneHelper(int i, long e) {
513 return VectorSupport.insert(
514 VCLASS, ETYPE, VLENGTH,
515 this, i, (long)e,
516 (v, ix, bits) -> {
517 long[] res = v.vec().clone();
518 res[ix] = (long)bits;
519 return v.vectorFactory(res);
520 });
521 }
522
523 // Mask
524
525 static final class Long64Mask extends AbstractMask<Long> {
526 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
527 static final Class<Long> ETYPE = long.class; // used by the JVM
528
529 Long64Mask(boolean[] bits) {
530 this(bits, 0);
531 }
532
533 Long64Mask(boolean[] bits, int offset) {
534 super(prepare(bits, offset));
535 }
536
537 Long64Mask(boolean val) {
538 super(prepare(val));
539 }
540
541 private static boolean[] prepare(boolean[] bits, int offset) {
542 boolean[] newBits = new boolean[VSPECIES.laneCount()];
543 for (int i = 0; i < newBits.length; i++) {
544 newBits[i] = bits[offset + i];
545 }
546 return newBits;
547 }
548
549 private static boolean[] prepare(boolean val) {
550 boolean[] bits = new boolean[VSPECIES.laneCount()];
551 Arrays.fill(bits, val);
552 return bits;
553 }
554
555 @ForceInline
556 final @Override
557 public LongSpecies vspecies() {
558 // ISSUE: This should probably be a @Stable
559 // field inside AbstractMask, rather than
560 // a megamorphic method.
561 return VSPECIES;
562 }
563
564 @ForceInline
565 boolean[] getBits() {
566 return (boolean[])getPayload();
567 }
568
569 @Override
570 Long64Mask uOp(MUnOp f) {
571 boolean[] res = new boolean[vspecies().laneCount()];
572 boolean[] bits = getBits();
573 for (int i = 0; i < res.length; i++) {
574 res[i] = f.apply(i, bits[i]);
575 }
576 return new Long64Mask(res);
577 }
578
579 @Override
580 Long64Mask bOp(VectorMask<Long> m, MBinOp f) {
581 boolean[] res = new boolean[vspecies().laneCount()];
582 boolean[] bits = getBits();
583 boolean[] mbits = ((Long64Mask)m).getBits();
584 for (int i = 0; i < res.length; i++) {
585 res[i] = f.apply(i, bits[i], mbits[i]);
586 }
587 return new Long64Mask(res);
588 }
589
590 @ForceInline
591 @Override
592 public final
593 Long64Vector toVector() {
594 return (Long64Vector) super.toVectorTemplate(); // specialize
595 }
596
597 /**
598 * Helper function for lane-wise mask conversions.
599 * This function kicks in after intrinsic failure.
600 */
601 @ForceInline
602 private final <E>
603 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
604 if (length() != dsp.laneCount())
605 throw new IllegalArgumentException("VectorMask length and species length differ");
606 boolean[] maskArray = toArray();
607 return dsp.maskFactory(maskArray).check(dsp);
608 }
609
610 @Override
611 @ForceInline
612 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
613 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
614 if (length() != species.laneCount())
615 throw new IllegalArgumentException("VectorMask length and species length differ");
616
617 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
618 this.getClass(), ETYPE, VLENGTH,
619 species.maskType(), species.elementType(), VLENGTH,
620 this, species,
621 (m, s) -> s.maskFactory(m.toArray()).check(s));
622 }
623
624 @Override
625 @ForceInline
626 public Long64Mask eq(VectorMask<Long> mask) {
627 Objects.requireNonNull(mask);
628 Long64Mask m = (Long64Mask)mask;
629 return xor(m.not());
630 }
631
632 // Unary operations
633
634 @Override
635 @ForceInline
636 public Long64Mask not() {
637 return xor(maskAll(true));
638 }
639
640 // Binary operations
641
642 @Override
643 @ForceInline
644 public Long64Mask and(VectorMask<Long> mask) {
645 Objects.requireNonNull(mask);
646 Long64Mask m = (Long64Mask)mask;
647 return VectorSupport.binaryOp(VECTOR_OP_AND, Long64Mask.class, null, long.class, VLENGTH,
648 this, m, null,
649 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
650 }
651
652 @Override
653 @ForceInline
654 public Long64Mask or(VectorMask<Long> mask) {
655 Objects.requireNonNull(mask);
656 Long64Mask m = (Long64Mask)mask;
657 return VectorSupport.binaryOp(VECTOR_OP_OR, Long64Mask.class, null, long.class, VLENGTH,
658 this, m, null,
659 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
660 }
661
662 @ForceInline
663 /* package-private */
664 Long64Mask xor(VectorMask<Long> mask) {
665 Objects.requireNonNull(mask);
666 Long64Mask m = (Long64Mask)mask;
667 return VectorSupport.binaryOp(VECTOR_OP_XOR, Long64Mask.class, null, long.class, VLENGTH,
668 this, m, null,
669 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
670 }
671
672 // Mask Query operations
673
674 @Override
675 @ForceInline
676 public int trueCount() {
677 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Long64Mask.class, long.class, VLENGTH, this,
678 (m) -> trueCountHelper(m.getBits()));
679 }
680
681 @Override
682 @ForceInline
683 public int firstTrue() {
684 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Long64Mask.class, long.class, VLENGTH, this,
685 (m) -> firstTrueHelper(m.getBits()));
686 }
687
688 @Override
689 @ForceInline
690 public int lastTrue() {
691 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Long64Mask.class, long.class, VLENGTH, this,
692 (m) -> lastTrueHelper(m.getBits()));
693 }
694
695 @Override
696 @ForceInline
697 public long toLong() {
698 if (length() > Long.SIZE) {
699 throw new UnsupportedOperationException("too many lanes for one long");
700 }
701 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Long64Mask.class, long.class, VLENGTH, this,
702 (m) -> toLongHelper(m.getBits()));
703 }
704
705 // Reductions
706
707 @Override
708 @ForceInline
709 public boolean anyTrue() {
710 return VectorSupport.test(BT_ne, Long64Mask.class, long.class, VLENGTH,
711 this, vspecies().maskAll(true),
712 (m, __) -> anyTrueHelper(((Long64Mask)m).getBits()));
713 }
714
715 @Override
716 @ForceInline
717 public boolean allTrue() {
718 return VectorSupport.test(BT_overflow, Long64Mask.class, long.class, VLENGTH,
719 this, vspecies().maskAll(true),
720 (m, __) -> allTrueHelper(((Long64Mask)m).getBits()));
721 }
722
723 @ForceInline
724 /*package-private*/
725 static Long64Mask maskAll(boolean bit) {
726 return VectorSupport.fromBitsCoerced(Long64Mask.class, long.class, VLENGTH,
727 (bit ? -1 : 0), MODE_BROADCAST, null,
728 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
729 }
730 private static final Long64Mask TRUE_MASK = new Long64Mask(true);
731 private static final Long64Mask FALSE_MASK = new Long64Mask(false);
732
733 }
734
735 // Shuffle
736
737 static final class Long64Shuffle extends AbstractShuffle<Long> {
738 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
739 static final Class<Long> ETYPE = long.class; // used by the JVM
740
741 Long64Shuffle(byte[] reorder) {
742 super(VLENGTH, reorder);
743 }
744
745 public Long64Shuffle(int[] reorder) {
746 super(VLENGTH, reorder);
747 }
748
749 public Long64Shuffle(int[] reorder, int i) {
750 super(VLENGTH, reorder, i);
751 }
752
753 public Long64Shuffle(IntUnaryOperator fn) {
754 super(VLENGTH, fn);
755 }
756
757 @Override
758 public LongSpecies vspecies() {
759 return VSPECIES;
760 }
761
762 static {
763 // There must be enough bits in the shuffle lanes to encode
764 // VLENGTH valid indexes and VLENGTH exceptional ones.
765 assert(VLENGTH < Byte.MAX_VALUE);
766 assert(Byte.MIN_VALUE <= -VLENGTH);
767 }
768 static final Long64Shuffle IOTA = new Long64Shuffle(IDENTITY);
769
770 @Override
771 @ForceInline
772 public Long64Vector toVector() {
773 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Long64Shuffle.class, this, VLENGTH,
774 (s) -> ((Long64Vector)(((AbstractShuffle<Long>)(s)).toVectorTemplate())));
775 }
776
777 @Override
778 @ForceInline
779 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
780 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
781 if (length() != species.laneCount())
782 throw new IllegalArgumentException("VectorShuffle length and species length differ");
783 int[] shuffleArray = toArray();
784 return s.shuffleFromArray(shuffleArray, 0).check(s);
785 }
786
787 @ForceInline
788 @Override
789 public Long64Shuffle rearrange(VectorShuffle<Long> shuffle) {
790 Long64Shuffle s = (Long64Shuffle) shuffle;
791 byte[] reorder1 = reorder();
792 byte[] reorder2 = s.reorder();
793 byte[] r = new byte[reorder1.length];
794 for (int i = 0; i < reorder1.length; i++) {
795 int ssi = reorder2[i];
796 r[i] = reorder1[ssi]; // throws on exceptional index
797 }
798 return new Long64Shuffle(r);
799 }
800 }
801
802 // ================================================
803
804 // Specialized low-level memory operations.
805
806 @ForceInline
807 @Override
808 final
809 LongVector fromArray0(long[] a, int offset) {
810 return super.fromArray0Template(a, offset); // specialize
811 }
812
813 @ForceInline
814 @Override
815 final
816 LongVector fromArray0(long[] a, int offset, VectorMask<Long> m) {
817 return super.fromArray0Template(Long64Mask.class, a, offset, (Long64Mask) m); // specialize
818 }
819
820 @ForceInline
821 @Override
822 final
823 LongVector fromArray0(long[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Long> m) {
824 return super.fromArray0Template(Long64Mask.class, a, offset, indexMap, mapOffset, (Long64Mask) m);
825 }
826
827
828
829 @ForceInline
830 @Override
831 final
832 LongVector fromByteArray0(byte[] a, int offset) {
833 return super.fromByteArray0Template(a, offset); // specialize
834 }
835
836 @ForceInline
837 @Override
838 final
839 LongVector fromByteArray0(byte[] a, int offset, VectorMask<Long> m) {
840 return super.fromByteArray0Template(Long64Mask.class, a, offset, (Long64Mask) m); // specialize
841 }
842
843 @ForceInline
844 @Override
845 final
846 LongVector fromByteBuffer0(ByteBuffer bb, int offset) {
847 return super.fromByteBuffer0Template(bb, offset); // specialize
848 }
849
850 @ForceInline
851 @Override
852 final
853 LongVector fromByteBuffer0(ByteBuffer bb, int offset, VectorMask<Long> m) {
854 return super.fromByteBuffer0Template(Long64Mask.class, bb, offset, (Long64Mask) m); // specialize
855 }
856
857 @ForceInline
858 @Override
859 final
860 void intoArray0(long[] a, int offset) {
861 super.intoArray0Template(a, offset); // specialize
862 }
863
864 @ForceInline
865 @Override
866 final
867 void intoArray0(long[] a, int offset, VectorMask<Long> m) {
868 super.intoArray0Template(Long64Mask.class, a, offset, (Long64Mask) m);
869 }
870
871 @ForceInline
872 @Override
873 final
874 void intoArray0(long[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Long> m) {
875 super.intoArray0Template(Long64Mask.class, a, offset, indexMap, mapOffset, (Long64Mask) m);
876 }
877
878
879 @ForceInline
880 @Override
881 final
882 void intoByteArray0(byte[] a, int offset) {
883 super.intoByteArray0Template(a, offset); // specialize
884 }
885
886 @ForceInline
887 @Override
888 final
889 void intoByteArray0(byte[] a, int offset, VectorMask<Long> m) {
890 super.intoByteArray0Template(Long64Mask.class, a, offset, (Long64Mask) m); // specialize
891 }
892
893 @ForceInline
894 @Override
895 final
896 void intoByteBuffer0(ByteBuffer bb, int offset, VectorMask<Long> m) {
897 super.intoByteBuffer0Template(Long64Mask.class, bb, offset, (Long64Mask) m);
898 }
899
900
901 // End of specialized low-level memory operations.
902
903 // ================================================
904
905 }