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 Double128Vector extends DoubleVector {
43 static final DoubleSpecies VSPECIES =
44 (DoubleSpecies) DoubleVector.SPECIES_128;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Double128Vector> VCLASS = Double128Vector.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<Double> ETYPE = double.class; // used by the JVM
56
57 Double128Vector(double[] v) {
58 super(v);
59 }
60
61 // For compatibility as Double128Vector::new,
62 // stored into species.vectorFactory.
63 Double128Vector(Object v) {
64 this((double[]) v);
65 }
66
67 static final Double128Vector ZERO = new Double128Vector(new double[VLENGTH]);
68 static final Double128Vector IOTA = new Double128Vector(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 DoubleSpecies 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<Double> elementType() { return double.class; }
92
93 @ForceInline
94 @Override
95 public final int elementSize() { return Double.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 double[] vec() {
117 return (double[])getPayload();
118 }
119
120 // Virtualized constructors
121
122 @Override
123 @ForceInline
124 public final Double128Vector broadcast(double e) {
125 return (Double128Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Double128Vector broadcast(long e) {
131 return (Double128Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Double128Mask maskFromArray(boolean[] bits) {
137 return new Double128Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Double128Shuffle iotaShuffle() { return Double128Shuffle.IOTA; }
143
144 @ForceInline
145 Double128Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Double128Shuffle)VectorSupport.shuffleIota(ETYPE, Double128Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Double128Shuffle)VectorSupport.shuffleIota(ETYPE, Double128Shuffle.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 Double128Shuffle shuffleFromBytes(byte[] reorder) { return new Double128Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Double128Shuffle shuffleFromArray(int[] indexes, int i) { return new Double128Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Double128Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Double128Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Double128Vector vectorFactory(double[] vec) {
171 return new Double128Vector(vec);
172 }
173
174 @ForceInline
175 final @Override
176 Byte128Vector asByteVectorRaw() {
177 return (Byte128Vector) 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 Double128Vector uOp(FUnOp f) {
191 return (Double128Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Double128Vector uOp(VectorMask<Double> m, FUnOp f) {
197 return (Double128Vector)
198 super.uOpTemplate((Double128Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Double128Vector bOp(Vector<Double> v, FBinOp f) {
206 return (Double128Vector) super.bOpTemplate((Double128Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Double128Vector bOp(Vector<Double> v,
212 VectorMask<Double> m, FBinOp f) {
213 return (Double128Vector)
214 super.bOpTemplate((Double128Vector)v, (Double128Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Double128Vector tOp(Vector<Double> v1, Vector<Double> v2, FTriOp f) {
223 return (Double128Vector)
224 super.tOpTemplate((Double128Vector)v1, (Double128Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Double128Vector tOp(Vector<Double> v1, Vector<Double> v2,
231 VectorMask<Double> m, FTriOp f) {
232 return (Double128Vector)
233 super.tOpTemplate((Double128Vector)v1, (Double128Vector)v2,
234 (Double128Mask)m, f); // specialize
235 }
236
237 @ForceInline
238 final @Override
239 double rOp(double v, VectorMask<Double> 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<Double,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 Double128Vector lanewise(Unary op) {
273 return (Double128Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Double128Vector lanewise(Unary op, VectorMask<Double> m) {
279 return (Double128Vector) super.lanewiseTemplate(op, Double128Mask.class, (Double128Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Double128Vector lanewise(Binary op, Vector<Double> v) {
285 return (Double128Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Double128Vector lanewise(Binary op, Vector<Double> v, VectorMask<Double> m) {
291 return (Double128Vector) super.lanewiseTemplate(op, Double128Mask.class, v, (Double128Mask) m); // specialize
292 }
293
294
295 /*package-private*/
296 @Override
297 @ForceInline
298 public final
299 Double128Vector
300 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2) {
301 return (Double128Vector) super.lanewiseTemplate(op, v1, v2); // specialize
302 }
303
304 @Override
305 @ForceInline
306 public final
307 Double128Vector
308 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2, VectorMask<Double> m) {
309 return (Double128Vector) super.lanewiseTemplate(op, Double128Mask.class, v1, v2, (Double128Mask) m); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 Double128Vector addIndex(int scale) {
316 return (Double128Vector) super.addIndexTemplate(scale); // specialize
317 }
318
319 // Type specific horizontal reductions
320
321 @Override
322 @ForceInline
323 public final double reduceLanes(VectorOperators.Associative op) {
324 return super.reduceLanesTemplate(op); // specialized
325 }
326
327 @Override
328 @ForceInline
329 public final double reduceLanes(VectorOperators.Associative op,
330 VectorMask<Double> m) {
331 return super.reduceLanesTemplate(op, Double128Mask.class, (Double128Mask) m); // specialized
332 }
333
334 @Override
335 @ForceInline
336 public final long reduceLanesToLong(VectorOperators.Associative op) {
337 return (long) super.reduceLanesTemplate(op); // specialized
338 }
339
340 @Override
341 @ForceInline
342 public final long reduceLanesToLong(VectorOperators.Associative op,
343 VectorMask<Double> m) {
344 return (long) super.reduceLanesTemplate(op, Double128Mask.class, (Double128Mask) m); // specialized
345 }
346
347 @ForceInline
348 public VectorShuffle<Double> toShuffle() {
349 return super.toShuffleTemplate(Double128Shuffle.class); // specialize
350 }
351
352 // Specialized unary testing
353
354 @Override
355 @ForceInline
356 public final Double128Mask test(Test op) {
357 return super.testTemplate(Double128Mask.class, op); // specialize
358 }
359
360 // Specialized comparisons
361
362 @Override
363 @ForceInline
364 public final Double128Mask compare(Comparison op, Vector<Double> v) {
365 return super.compareTemplate(Double128Mask.class, op, v); // specialize
366 }
367
368 @Override
369 @ForceInline
370 public final Double128Mask compare(Comparison op, double s) {
371 return super.compareTemplate(Double128Mask.class, op, s); // specialize
372 }
373
374 @Override
375 @ForceInline
376 public final Double128Mask compare(Comparison op, long s) {
377 return super.compareTemplate(Double128Mask.class, op, s); // specialize
378 }
379
380 @Override
381 @ForceInline
382 public final Double128Mask compare(Comparison op, Vector<Double> v, VectorMask<Double> m) {
383 return super.compareTemplate(Double128Mask.class, op, v, (Double128Mask) m);
384 }
385
386
387 @Override
388 @ForceInline
389 public Double128Vector blend(Vector<Double> v, VectorMask<Double> m) {
390 return (Double128Vector)
391 super.blendTemplate(Double128Mask.class,
392 (Double128Vector) v,
393 (Double128Mask) m); // specialize
394 }
395
396 @Override
397 @ForceInline
398 public Double128Vector slice(int origin, Vector<Double> v) {
399 return (Double128Vector) super.sliceTemplate(origin, v); // specialize
400 }
401
402 @Override
403 @ForceInline
404 public Double128Vector slice(int origin) {
405 return (Double128Vector) super.sliceTemplate(origin); // specialize
406 }
407
408 @Override
409 @ForceInline
410 public Double128Vector unslice(int origin, Vector<Double> w, int part) {
411 return (Double128Vector) super.unsliceTemplate(origin, w, part); // specialize
412 }
413
414 @Override
415 @ForceInline
416 public Double128Vector unslice(int origin, Vector<Double> w, int part, VectorMask<Double> m) {
417 return (Double128Vector)
418 super.unsliceTemplate(Double128Mask.class,
419 origin, w, part,
420 (Double128Mask) m); // specialize
421 }
422
423 @Override
424 @ForceInline
425 public Double128Vector unslice(int origin) {
426 return (Double128Vector) super.unsliceTemplate(origin); // specialize
427 }
428
429 @Override
430 @ForceInline
431 public Double128Vector rearrange(VectorShuffle<Double> s) {
432 return (Double128Vector)
433 super.rearrangeTemplate(Double128Shuffle.class,
434 (Double128Shuffle) s); // specialize
435 }
436
437 @Override
438 @ForceInline
439 public Double128Vector rearrange(VectorShuffle<Double> shuffle,
440 VectorMask<Double> m) {
441 return (Double128Vector)
442 super.rearrangeTemplate(Double128Shuffle.class,
443 Double128Mask.class,
444 (Double128Shuffle) shuffle,
445 (Double128Mask) m); // specialize
446 }
447
448 @Override
449 @ForceInline
450 public Double128Vector rearrange(VectorShuffle<Double> s,
451 Vector<Double> v) {
452 return (Double128Vector)
453 super.rearrangeTemplate(Double128Shuffle.class,
454 (Double128Shuffle) s,
455 (Double128Vector) v); // specialize
456 }
457
458 @Override
459 @ForceInline
460 public Double128Vector selectFrom(Vector<Double> v) {
461 return (Double128Vector)
462 super.selectFromTemplate((Double128Vector) v); // specialize
463 }
464
465 @Override
466 @ForceInline
467 public Double128Vector selectFrom(Vector<Double> v,
468 VectorMask<Double> m) {
469 return (Double128Vector)
470 super.selectFromTemplate((Double128Vector) v,
471 (Double128Mask) m); // specialize
472 }
473
474
475 @ForceInline
476 @Override
477 public double lane(int i) {
478 long bits;
479 switch(i) {
480 case 0: bits = laneHelper(0); break;
481 case 1: bits = laneHelper(1); break;
482 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
483 }
484 return Double.longBitsToDouble(bits);
485 }
486
487 public long laneHelper(int i) {
488 return (long) VectorSupport.extract(
489 VCLASS, ETYPE, VLENGTH,
490 this, i,
491 (vec, ix) -> {
492 double[] vecarr = vec.vec();
493 return (long)Double.doubleToLongBits(vecarr[ix]);
494 });
495 }
496
497 @ForceInline
498 @Override
499 public Double128Vector withLane(int i, double e) {
500 switch(i) {
501 case 0: return withLaneHelper(0, e);
502 case 1: return withLaneHelper(1, e);
503 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
504 }
505 }
506
507 public Double128Vector withLaneHelper(int i, double e) {
508 return VectorSupport.insert(
509 VCLASS, ETYPE, VLENGTH,
510 this, i, (long)Double.doubleToLongBits(e),
511 (v, ix, bits) -> {
512 double[] res = v.vec().clone();
513 res[ix] = Double.longBitsToDouble((long)bits);
514 return v.vectorFactory(res);
515 });
516 }
517
518 // Mask
519
520 static final class Double128Mask extends AbstractMask<Double> {
521 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
522 static final Class<Double> ETYPE = double.class; // used by the JVM
523
524 Double128Mask(boolean[] bits) {
525 this(bits, 0);
526 }
527
528 Double128Mask(boolean[] bits, int offset) {
529 super(prepare(bits, offset));
530 }
531
532 Double128Mask(boolean val) {
533 super(prepare(val));
534 }
535
536 private static boolean[] prepare(boolean[] bits, int offset) {
537 boolean[] newBits = new boolean[VSPECIES.laneCount()];
538 for (int i = 0; i < newBits.length; i++) {
539 newBits[i] = bits[offset + i];
540 }
541 return newBits;
542 }
543
544 private static boolean[] prepare(boolean val) {
545 boolean[] bits = new boolean[VSPECIES.laneCount()];
546 Arrays.fill(bits, val);
547 return bits;
548 }
549
550 @ForceInline
551 final @Override
552 public DoubleSpecies vspecies() {
553 // ISSUE: This should probably be a @Stable
554 // field inside AbstractMask, rather than
555 // a megamorphic method.
556 return VSPECIES;
557 }
558
559 @ForceInline
560 boolean[] getBits() {
561 return (boolean[])getPayload();
562 }
563
564 @Override
565 Double128Mask uOp(MUnOp f) {
566 boolean[] res = new boolean[vspecies().laneCount()];
567 boolean[] bits = getBits();
568 for (int i = 0; i < res.length; i++) {
569 res[i] = f.apply(i, bits[i]);
570 }
571 return new Double128Mask(res);
572 }
573
574 @Override
575 Double128Mask bOp(VectorMask<Double> m, MBinOp f) {
576 boolean[] res = new boolean[vspecies().laneCount()];
577 boolean[] bits = getBits();
578 boolean[] mbits = ((Double128Mask)m).getBits();
579 for (int i = 0; i < res.length; i++) {
580 res[i] = f.apply(i, bits[i], mbits[i]);
581 }
582 return new Double128Mask(res);
583 }
584
585 @ForceInline
586 @Override
587 public final
588 Double128Vector toVector() {
589 return (Double128Vector) super.toVectorTemplate(); // specialize
590 }
591
592 /**
593 * Helper function for lane-wise mask conversions.
594 * This function kicks in after intrinsic failure.
595 */
596 @ForceInline
597 private final <E>
598 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
599 if (length() != dsp.laneCount())
600 throw new IllegalArgumentException("VectorMask length and species length differ");
601 boolean[] maskArray = toArray();
602 return dsp.maskFactory(maskArray).check(dsp);
603 }
604
605 @Override
606 @ForceInline
607 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
608 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
609 if (length() != species.laneCount())
610 throw new IllegalArgumentException("VectorMask length and species length differ");
611
612 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
613 this.getClass(), ETYPE, VLENGTH,
614 species.maskType(), species.elementType(), VLENGTH,
615 this, species,
616 (m, s) -> s.maskFactory(m.toArray()).check(s));
617 }
618
619 @Override
620 @ForceInline
621 public Double128Mask eq(VectorMask<Double> mask) {
622 Objects.requireNonNull(mask);
623 Double128Mask m = (Double128Mask)mask;
624 return xor(m.not());
625 }
626
627 // Unary operations
628
629 @Override
630 @ForceInline
631 public Double128Mask not() {
632 return xor(maskAll(true));
633 }
634
635 // Binary operations
636
637 @Override
638 @ForceInline
639 public Double128Mask and(VectorMask<Double> mask) {
640 Objects.requireNonNull(mask);
641 Double128Mask m = (Double128Mask)mask;
642 return VectorSupport.binaryOp(VECTOR_OP_AND, Double128Mask.class, null, long.class, VLENGTH,
643 this, m, null,
644 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
645 }
646
647 @Override
648 @ForceInline
649 public Double128Mask or(VectorMask<Double> mask) {
650 Objects.requireNonNull(mask);
651 Double128Mask m = (Double128Mask)mask;
652 return VectorSupport.binaryOp(VECTOR_OP_OR, Double128Mask.class, null, long.class, VLENGTH,
653 this, m, null,
654 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
655 }
656
657 @ForceInline
658 /* package-private */
659 Double128Mask xor(VectorMask<Double> mask) {
660 Objects.requireNonNull(mask);
661 Double128Mask m = (Double128Mask)mask;
662 return VectorSupport.binaryOp(VECTOR_OP_XOR, Double128Mask.class, null, long.class, VLENGTH,
663 this, m, null,
664 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
665 }
666
667 // Mask Query operations
668
669 @Override
670 @ForceInline
671 public int trueCount() {
672 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Double128Mask.class, long.class, VLENGTH, this,
673 (m) -> trueCountHelper(m.getBits()));
674 }
675
676 @Override
677 @ForceInline
678 public int firstTrue() {
679 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Double128Mask.class, long.class, VLENGTH, this,
680 (m) -> firstTrueHelper(m.getBits()));
681 }
682
683 @Override
684 @ForceInline
685 public int lastTrue() {
686 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Double128Mask.class, long.class, VLENGTH, this,
687 (m) -> lastTrueHelper(m.getBits()));
688 }
689
690 @Override
691 @ForceInline
692 public long toLong() {
693 if (length() > Long.SIZE) {
694 throw new UnsupportedOperationException("too many lanes for one long");
695 }
696 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Double128Mask.class, long.class, VLENGTH, this,
697 (m) -> toLongHelper(m.getBits()));
698 }
699
700 // Reductions
701
702 @Override
703 @ForceInline
704 public boolean anyTrue() {
705 return VectorSupport.test(BT_ne, Double128Mask.class, long.class, VLENGTH,
706 this, vspecies().maskAll(true),
707 (m, __) -> anyTrueHelper(((Double128Mask)m).getBits()));
708 }
709
710 @Override
711 @ForceInline
712 public boolean allTrue() {
713 return VectorSupport.test(BT_overflow, Double128Mask.class, long.class, VLENGTH,
714 this, vspecies().maskAll(true),
715 (m, __) -> allTrueHelper(((Double128Mask)m).getBits()));
716 }
717
718 @ForceInline
719 /*package-private*/
720 static Double128Mask maskAll(boolean bit) {
721 return VectorSupport.broadcastCoerced(Double128Mask.class, long.class, VLENGTH,
722 (bit ? -1 : 0), null,
723 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
724 }
725 private static final Double128Mask TRUE_MASK = new Double128Mask(true);
726 private static final Double128Mask FALSE_MASK = new Double128Mask(false);
727
728 }
729
730 // Shuffle
731
732 static final class Double128Shuffle extends AbstractShuffle<Double> {
733 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
734 static final Class<Double> ETYPE = double.class; // used by the JVM
735
736 Double128Shuffle(byte[] reorder) {
737 super(VLENGTH, reorder);
738 }
739
740 public Double128Shuffle(int[] reorder) {
741 super(VLENGTH, reorder);
742 }
743
744 public Double128Shuffle(int[] reorder, int i) {
745 super(VLENGTH, reorder, i);
746 }
747
748 public Double128Shuffle(IntUnaryOperator fn) {
749 super(VLENGTH, fn);
750 }
751
752 @Override
753 public DoubleSpecies vspecies() {
754 return VSPECIES;
755 }
756
757 static {
758 // There must be enough bits in the shuffle lanes to encode
759 // VLENGTH valid indexes and VLENGTH exceptional ones.
760 assert(VLENGTH < Byte.MAX_VALUE);
761 assert(Byte.MIN_VALUE <= -VLENGTH);
762 }
763 static final Double128Shuffle IOTA = new Double128Shuffle(IDENTITY);
764
765 @Override
766 @ForceInline
767 public Double128Vector toVector() {
768 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Double128Shuffle.class, this, VLENGTH,
769 (s) -> ((Double128Vector)(((AbstractShuffle<Double>)(s)).toVectorTemplate())));
770 }
771
772 @Override
773 @ForceInline
774 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
775 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
776 if (length() != species.laneCount())
777 throw new IllegalArgumentException("VectorShuffle length and species length differ");
778 int[] shuffleArray = toArray();
779 return s.shuffleFromArray(shuffleArray, 0).check(s);
780 }
781
782 @ForceInline
783 @Override
784 public Double128Shuffle rearrange(VectorShuffle<Double> shuffle) {
785 Double128Shuffle s = (Double128Shuffle) shuffle;
786 byte[] reorder1 = reorder();
787 byte[] reorder2 = s.reorder();
788 byte[] r = new byte[reorder1.length];
789 for (int i = 0; i < reorder1.length; i++) {
790 int ssi = reorder2[i];
791 r[i] = reorder1[ssi]; // throws on exceptional index
792 }
793 return new Double128Shuffle(r);
794 }
795 }
796
797 // ================================================
798
799 // Specialized low-level memory operations.
800
801 @ForceInline
802 @Override
803 final
804 DoubleVector fromArray0(double[] a, int offset) {
805 return super.fromArray0Template(a, offset); // specialize
806 }
807
808 @ForceInline
809 @Override
810 final
811 DoubleVector fromArray0(double[] a, int offset, VectorMask<Double> m) {
812 return super.fromArray0Template(Double128Mask.class, a, offset, (Double128Mask) m); // specialize
813 }
814
815 @ForceInline
816 @Override
817 final
818 DoubleVector fromArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
819 return super.fromArray0Template(Double128Mask.class, a, offset, indexMap, mapOffset, (Double128Mask) m);
820 }
821
822
823
824 @ForceInline
825 @Override
826 final
827 DoubleVector fromByteArray0(byte[] a, int offset) {
828 return super.fromByteArray0Template(a, offset); // specialize
829 }
830
831 @ForceInline
832 @Override
833 final
834 DoubleVector fromByteArray0(byte[] a, int offset, VectorMask<Double> m) {
835 return super.fromByteArray0Template(Double128Mask.class, a, offset, (Double128Mask) m); // specialize
836 }
837
838 @ForceInline
839 @Override
840 final
841 DoubleVector fromByteBuffer0(ByteBuffer bb, int offset) {
842 return super.fromByteBuffer0Template(bb, offset); // specialize
843 }
844
845 @ForceInline
846 @Override
847 final
848 DoubleVector fromByteBuffer0(ByteBuffer bb, int offset, VectorMask<Double> m) {
849 return super.fromByteBuffer0Template(Double128Mask.class, bb, offset, (Double128Mask) m); // specialize
850 }
851
852 @ForceInline
853 @Override
854 final
855 void intoArray0(double[] a, int offset) {
856 super.intoArray0Template(a, offset); // specialize
857 }
858
859 @ForceInline
860 @Override
861 final
862 void intoArray0(double[] a, int offset, VectorMask<Double> m) {
863 super.intoArray0Template(Double128Mask.class, a, offset, (Double128Mask) m);
864 }
865
866 @ForceInline
867 @Override
868 final
869 void intoArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
870 super.intoArray0Template(Double128Mask.class, a, offset, indexMap, mapOffset, (Double128Mask) m);
871 }
872
873
874 @ForceInline
875 @Override
876 final
877 void intoByteArray0(byte[] a, int offset) {
878 super.intoByteArray0Template(a, offset); // specialize
879 }
880
881 @ForceInline
882 @Override
883 final
884 void intoByteArray0(byte[] a, int offset, VectorMask<Double> m) {
885 super.intoByteArray0Template(Double128Mask.class, a, offset, (Double128Mask) m); // specialize
886 }
887
888 @ForceInline
889 @Override
890 final
891 void intoByteBuffer0(ByteBuffer bb, int offset, VectorMask<Double> m) {
892 super.intoByteBuffer0Template(Double128Mask.class, bb, offset, (Double128Mask) m);
893 }
894
895
896 // End of specialized low-level memory operations.
897
898 // ================================================
899
900 }