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 Double64Vector extends DoubleVector {
43 static final DoubleSpecies VSPECIES =
44 (DoubleSpecies) DoubleVector.SPECIES_64;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Double64Vector> VCLASS = Double64Vector.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 Double64Vector(double[] v) {
58 super(v);
59 }
60
61 // For compatibility as Double64Vector::new,
62 // stored into species.vectorFactory.
63 Double64Vector(Object v) {
64 this((double[]) v);
65 }
66
67 static final Double64Vector ZERO = new Double64Vector(new double[VLENGTH]);
68 static final Double64Vector IOTA = new Double64Vector(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 Double64Vector broadcast(double e) {
125 return (Double64Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Double64Vector broadcast(long e) {
131 return (Double64Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Double64Mask maskFromArray(boolean[] bits) {
137 return new Double64Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Double64Shuffle iotaShuffle() { return Double64Shuffle.IOTA; }
143
144 @ForceInline
145 Double64Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Double64Shuffle)VectorSupport.shuffleIota(ETYPE, Double64Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Double64Shuffle)VectorSupport.shuffleIota(ETYPE, Double64Shuffle.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 Double64Shuffle shuffleFromBytes(byte[] reorder) { return new Double64Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Double64Shuffle shuffleFromArray(int[] indexes, int i) { return new Double64Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Double64Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Double64Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Double64Vector vectorFactory(double[] vec) {
171 return new Double64Vector(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 Double64Vector uOp(FUnOp f) {
191 return (Double64Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Double64Vector uOp(VectorMask<Double> m, FUnOp f) {
197 return (Double64Vector)
198 super.uOpTemplate((Double64Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Double64Vector bOp(Vector<Double> v, FBinOp f) {
206 return (Double64Vector) super.bOpTemplate((Double64Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Double64Vector bOp(Vector<Double> v,
212 VectorMask<Double> m, FBinOp f) {
213 return (Double64Vector)
214 super.bOpTemplate((Double64Vector)v, (Double64Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Double64Vector tOp(Vector<Double> v1, Vector<Double> v2, FTriOp f) {
223 return (Double64Vector)
224 super.tOpTemplate((Double64Vector)v1, (Double64Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Double64Vector tOp(Vector<Double> v1, Vector<Double> v2,
231 VectorMask<Double> m, FTriOp f) {
232 return (Double64Vector)
233 super.tOpTemplate((Double64Vector)v1, (Double64Vector)v2,
234 (Double64Mask)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 Double64Vector lanewise(Unary op) {
273 return (Double64Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Double64Vector lanewise(Unary op, VectorMask<Double> m) {
279 return (Double64Vector) super.lanewiseTemplate(op, Double64Mask.class, (Double64Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Double64Vector lanewise(Binary op, Vector<Double> v) {
285 return (Double64Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Double64Vector lanewise(Binary op, Vector<Double> v, VectorMask<Double> m) {
291 return (Double64Vector) super.lanewiseTemplate(op, Double64Mask.class, v, (Double64Mask) m); // specialize
292 }
293
294
295 /*package-private*/
296 @Override
297 @ForceInline
298 public final
299 Double64Vector
300 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2) {
301 return (Double64Vector) super.lanewiseTemplate(op, v1, v2); // specialize
302 }
303
304 @Override
305 @ForceInline
306 public final
307 Double64Vector
308 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2, VectorMask<Double> m) {
309 return (Double64Vector) super.lanewiseTemplate(op, Double64Mask.class, v1, v2, (Double64Mask) m); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 Double64Vector addIndex(int scale) {
316 return (Double64Vector) 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, Double64Mask.class, (Double64Mask) 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, Double64Mask.class, (Double64Mask) m); // specialized
345 }
346
347 @ForceInline
348 public VectorShuffle<Double> toShuffle() {
349 return super.toShuffleTemplate(Double64Shuffle.class); // specialize
350 }
351
352 // Specialized unary testing
353
354 @Override
355 @ForceInline
356 public final Double64Mask test(Test op) {
357 return super.testTemplate(Double64Mask.class, op); // specialize
358 }
359
360 @Override
361 @ForceInline
362 public final Double64Mask test(Test op, VectorMask<Double> m) {
363 return super.testTemplate(Double64Mask.class, op, (Double64Mask) m); // specialize
364 }
365
366 // Specialized comparisons
367
368 @Override
369 @ForceInline
370 public final Double64Mask compare(Comparison op, Vector<Double> v) {
371 return super.compareTemplate(Double64Mask.class, op, v); // specialize
372 }
373
374 @Override
375 @ForceInline
376 public final Double64Mask compare(Comparison op, double s) {
377 return super.compareTemplate(Double64Mask.class, op, s); // specialize
378 }
379
380 @Override
381 @ForceInline
382 public final Double64Mask compare(Comparison op, long s) {
383 return super.compareTemplate(Double64Mask.class, op, s); // specialize
384 }
385
386 @Override
387 @ForceInline
388 public final Double64Mask compare(Comparison op, Vector<Double> v, VectorMask<Double> m) {
389 return super.compareTemplate(Double64Mask.class, op, v, (Double64Mask) m);
390 }
391
392
393 @Override
394 @ForceInline
395 public Double64Vector blend(Vector<Double> v, VectorMask<Double> m) {
396 return (Double64Vector)
397 super.blendTemplate(Double64Mask.class,
398 (Double64Vector) v,
399 (Double64Mask) m); // specialize
400 }
401
402 @Override
403 @ForceInline
404 public Double64Vector slice(int origin, Vector<Double> v) {
405 return (Double64Vector) super.sliceTemplate(origin, v); // specialize
406 }
407
408 @Override
409 @ForceInline
410 public Double64Vector slice(int origin) {
411 return (Double64Vector) super.sliceTemplate(origin); // specialize
412 }
413
414 @Override
415 @ForceInline
416 public Double64Vector unslice(int origin, Vector<Double> w, int part) {
417 return (Double64Vector) super.unsliceTemplate(origin, w, part); // specialize
418 }
419
420 @Override
421 @ForceInline
422 public Double64Vector unslice(int origin, Vector<Double> w, int part, VectorMask<Double> m) {
423 return (Double64Vector)
424 super.unsliceTemplate(Double64Mask.class,
425 origin, w, part,
426 (Double64Mask) m); // specialize
427 }
428
429 @Override
430 @ForceInline
431 public Double64Vector unslice(int origin) {
432 return (Double64Vector) super.unsliceTemplate(origin); // specialize
433 }
434
435 @Override
436 @ForceInline
437 public Double64Vector rearrange(VectorShuffle<Double> s) {
438 return (Double64Vector)
439 super.rearrangeTemplate(Double64Shuffle.class,
440 (Double64Shuffle) s); // specialize
441 }
442
443 @Override
444 @ForceInline
445 public Double64Vector rearrange(VectorShuffle<Double> shuffle,
446 VectorMask<Double> m) {
447 return (Double64Vector)
448 super.rearrangeTemplate(Double64Shuffle.class,
449 Double64Mask.class,
450 (Double64Shuffle) shuffle,
451 (Double64Mask) m); // specialize
452 }
453
454 @Override
455 @ForceInline
456 public Double64Vector rearrange(VectorShuffle<Double> s,
457 Vector<Double> v) {
458 return (Double64Vector)
459 super.rearrangeTemplate(Double64Shuffle.class,
460 (Double64Shuffle) s,
461 (Double64Vector) v); // specialize
462 }
463
464 @Override
465 @ForceInline
466 public Double64Vector compress(VectorMask<Double> m) {
467 return (Double64Vector)
468 super.compressTemplate(Double64Mask.class,
469 (Double64Mask) m); // specialize
470 }
471
472 @Override
473 @ForceInline
474 public Double64Vector expand(VectorMask<Double> m) {
475 return (Double64Vector)
476 super.expandTemplate(Double64Mask.class,
477 (Double64Mask) m); // specialize
478 }
479
480 @Override
481 @ForceInline
482 public Double64Vector selectFrom(Vector<Double> v) {
483 return (Double64Vector)
484 super.selectFromTemplate((Double64Vector) v); // specialize
485 }
486
487 @Override
488 @ForceInline
489 public Double64Vector selectFrom(Vector<Double> v,
490 VectorMask<Double> m) {
491 return (Double64Vector)
492 super.selectFromTemplate((Double64Vector) v,
493 (Double64Mask) m); // specialize
494 }
495
496
497 @ForceInline
498 @Override
499 public double lane(int i) {
500 long bits;
501 switch(i) {
502 case 0: bits = laneHelper(0); break;
503 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
504 }
505 return Double.longBitsToDouble(bits);
506 }
507
508 public long laneHelper(int i) {
509 return (long) VectorSupport.extract(
510 VCLASS, ETYPE, VLENGTH,
511 this, i,
512 (vec, ix) -> {
513 double[] vecarr = vec.vec();
514 return (long)Double.doubleToLongBits(vecarr[ix]);
515 });
516 }
517
518 @ForceInline
519 @Override
520 public Double64Vector withLane(int i, double e) {
521 switch(i) {
522 case 0: return withLaneHelper(0, e);
523 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
524 }
525 }
526
527 public Double64Vector withLaneHelper(int i, double e) {
528 return VectorSupport.insert(
529 VCLASS, ETYPE, VLENGTH,
530 this, i, (long)Double.doubleToLongBits(e),
531 (v, ix, bits) -> {
532 double[] res = v.vec().clone();
533 res[ix] = Double.longBitsToDouble((long)bits);
534 return v.vectorFactory(res);
535 });
536 }
537
538 // Mask
539
540 static final class Double64Mask extends AbstractMask<Double> {
541 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
542 static final Class<Double> ETYPE = double.class; // used by the JVM
543
544 Double64Mask(boolean[] bits) {
545 this(bits, 0);
546 }
547
548 Double64Mask(boolean[] bits, int offset) {
549 super(prepare(bits, offset));
550 }
551
552 Double64Mask(boolean val) {
553 super(prepare(val));
554 }
555
556 private static boolean[] prepare(boolean[] bits, int offset) {
557 boolean[] newBits = new boolean[VSPECIES.laneCount()];
558 for (int i = 0; i < newBits.length; i++) {
559 newBits[i] = bits[offset + i];
560 }
561 return newBits;
562 }
563
564 private static boolean[] prepare(boolean val) {
565 boolean[] bits = new boolean[VSPECIES.laneCount()];
566 Arrays.fill(bits, val);
567 return bits;
568 }
569
570 @ForceInline
571 final @Override
572 public DoubleSpecies vspecies() {
573 // ISSUE: This should probably be a @Stable
574 // field inside AbstractMask, rather than
575 // a megamorphic method.
576 return VSPECIES;
577 }
578
579 @ForceInline
580 boolean[] getBits() {
581 return (boolean[])getPayload();
582 }
583
584 @Override
585 Double64Mask uOp(MUnOp f) {
586 boolean[] res = new boolean[vspecies().laneCount()];
587 boolean[] bits = getBits();
588 for (int i = 0; i < res.length; i++) {
589 res[i] = f.apply(i, bits[i]);
590 }
591 return new Double64Mask(res);
592 }
593
594 @Override
595 Double64Mask bOp(VectorMask<Double> m, MBinOp f) {
596 boolean[] res = new boolean[vspecies().laneCount()];
597 boolean[] bits = getBits();
598 boolean[] mbits = ((Double64Mask)m).getBits();
599 for (int i = 0; i < res.length; i++) {
600 res[i] = f.apply(i, bits[i], mbits[i]);
601 }
602 return new Double64Mask(res);
603 }
604
605 @ForceInline
606 @Override
607 public final
608 Double64Vector toVector() {
609 return (Double64Vector) super.toVectorTemplate(); // specialize
610 }
611
612 /**
613 * Helper function for lane-wise mask conversions.
614 * This function kicks in after intrinsic failure.
615 */
616 @ForceInline
617 private final <E>
618 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
619 if (length() != dsp.laneCount())
620 throw new IllegalArgumentException("VectorMask length and species length differ");
621 boolean[] maskArray = toArray();
622 return dsp.maskFactory(maskArray).check(dsp);
623 }
624
625 @Override
626 @ForceInline
627 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
628 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
629 if (length() != species.laneCount())
630 throw new IllegalArgumentException("VectorMask length and species length differ");
631
632 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
633 this.getClass(), ETYPE, VLENGTH,
634 species.maskType(), species.elementType(), VLENGTH,
635 this, species,
636 (m, s) -> s.maskFactory(m.toArray()).check(s));
637 }
638
639 @Override
640 @ForceInline
641 public Double64Mask eq(VectorMask<Double> mask) {
642 Objects.requireNonNull(mask);
643 Double64Mask m = (Double64Mask)mask;
644 return xor(m.not());
645 }
646
647 // Unary operations
648
649 @Override
650 @ForceInline
651 public Double64Mask not() {
652 return xor(maskAll(true));
653 }
654
655 @Override
656 @ForceInline
657 public Double64Mask compress() {
658 return (Double64Mask)VectorSupport.comExpOp(VectorSupport.VECTOR_OP_MASK_COMPRESS,
659 Double64Vector.class, Double64Mask.class, ETYPE, VLENGTH, null, this,
660 (v1, m1) -> VSPECIES.iota().compare(VectorOperators.LT, m1.trueCount()));
661 }
662
663
664 // Binary operations
665
666 @Override
667 @ForceInline
668 public Double64Mask and(VectorMask<Double> mask) {
669 Objects.requireNonNull(mask);
670 Double64Mask m = (Double64Mask)mask;
671 return VectorSupport.binaryOp(VECTOR_OP_AND, Double64Mask.class, null, long.class, VLENGTH,
672 this, m, null,
673 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
674 }
675
676 @Override
677 @ForceInline
678 public Double64Mask or(VectorMask<Double> mask) {
679 Objects.requireNonNull(mask);
680 Double64Mask m = (Double64Mask)mask;
681 return VectorSupport.binaryOp(VECTOR_OP_OR, Double64Mask.class, null, long.class, VLENGTH,
682 this, m, null,
683 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
684 }
685
686 @ForceInline
687 /* package-private */
688 Double64Mask xor(VectorMask<Double> mask) {
689 Objects.requireNonNull(mask);
690 Double64Mask m = (Double64Mask)mask;
691 return VectorSupport.binaryOp(VECTOR_OP_XOR, Double64Mask.class, null, long.class, VLENGTH,
692 this, m, null,
693 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
694 }
695
696 // Mask Query operations
697
698 @Override
699 @ForceInline
700 public int trueCount() {
701 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Double64Mask.class, long.class, VLENGTH, this,
702 (m) -> trueCountHelper(m.getBits()));
703 }
704
705 @Override
706 @ForceInline
707 public int firstTrue() {
708 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Double64Mask.class, long.class, VLENGTH, this,
709 (m) -> firstTrueHelper(m.getBits()));
710 }
711
712 @Override
713 @ForceInline
714 public int lastTrue() {
715 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Double64Mask.class, long.class, VLENGTH, this,
716 (m) -> lastTrueHelper(m.getBits()));
717 }
718
719 @Override
720 @ForceInline
721 public long toLong() {
722 if (length() > Long.SIZE) {
723 throw new UnsupportedOperationException("too many lanes for one long");
724 }
725 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Double64Mask.class, long.class, VLENGTH, this,
726 (m) -> toLongHelper(m.getBits()));
727 }
728
729 // Reductions
730
731 @Override
732 @ForceInline
733 public boolean anyTrue() {
734 return VectorSupport.test(BT_ne, Double64Mask.class, long.class, VLENGTH,
735 this, vspecies().maskAll(true),
736 (m, __) -> anyTrueHelper(((Double64Mask)m).getBits()));
737 }
738
739 @Override
740 @ForceInline
741 public boolean allTrue() {
742 return VectorSupport.test(BT_overflow, Double64Mask.class, long.class, VLENGTH,
743 this, vspecies().maskAll(true),
744 (m, __) -> allTrueHelper(((Double64Mask)m).getBits()));
745 }
746
747 @ForceInline
748 /*package-private*/
749 static Double64Mask maskAll(boolean bit) {
750 return VectorSupport.fromBitsCoerced(Double64Mask.class, long.class, VLENGTH,
751 (bit ? -1 : 0), MODE_BROADCAST, null,
752 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
753 }
754 private static final Double64Mask TRUE_MASK = new Double64Mask(true);
755 private static final Double64Mask FALSE_MASK = new Double64Mask(false);
756
757 }
758
759 // Shuffle
760
761 static final class Double64Shuffle extends AbstractShuffle<Double> {
762 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
763 static final Class<Double> ETYPE = double.class; // used by the JVM
764
765 Double64Shuffle(byte[] reorder) {
766 super(VLENGTH, reorder);
767 }
768
769 public Double64Shuffle(int[] reorder) {
770 super(VLENGTH, reorder);
771 }
772
773 public Double64Shuffle(int[] reorder, int i) {
774 super(VLENGTH, reorder, i);
775 }
776
777 public Double64Shuffle(IntUnaryOperator fn) {
778 super(VLENGTH, fn);
779 }
780
781 @Override
782 public DoubleSpecies vspecies() {
783 return VSPECIES;
784 }
785
786 static {
787 // There must be enough bits in the shuffle lanes to encode
788 // VLENGTH valid indexes and VLENGTH exceptional ones.
789 assert(VLENGTH < Byte.MAX_VALUE);
790 assert(Byte.MIN_VALUE <= -VLENGTH);
791 }
792 static final Double64Shuffle IOTA = new Double64Shuffle(IDENTITY);
793
794 @Override
795 @ForceInline
796 public Double64Vector toVector() {
797 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Double64Shuffle.class, this, VLENGTH,
798 (s) -> ((Double64Vector)(((AbstractShuffle<Double>)(s)).toVectorTemplate())));
799 }
800
801 @Override
802 @ForceInline
803 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
804 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
805 if (length() != species.laneCount())
806 throw new IllegalArgumentException("VectorShuffle length and species length differ");
807 int[] shuffleArray = toArray();
808 return s.shuffleFromArray(shuffleArray, 0).check(s);
809 }
810
811 @ForceInline
812 @Override
813 public Double64Shuffle rearrange(VectorShuffle<Double> shuffle) {
814 Double64Shuffle s = (Double64Shuffle) shuffle;
815 byte[] reorder1 = reorder();
816 byte[] reorder2 = s.reorder();
817 byte[] r = new byte[reorder1.length];
818 for (int i = 0; i < reorder1.length; i++) {
819 int ssi = reorder2[i];
820 r[i] = reorder1[ssi]; // throws on exceptional index
821 }
822 return new Double64Shuffle(r);
823 }
824 }
825
826 // ================================================
827
828 // Specialized low-level memory operations.
829
830 @ForceInline
831 @Override
832 final
833 DoubleVector fromArray0(double[] a, int offset) {
834 return super.fromArray0Template(a, offset); // specialize
835 }
836
837 @ForceInline
838 @Override
839 final
840 DoubleVector fromArray0(double[] a, int offset, VectorMask<Double> m) {
841 return super.fromArray0Template(Double64Mask.class, a, offset, (Double64Mask) m); // specialize
842 }
843
844 @ForceInline
845 @Override
846 final
847 DoubleVector fromArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
848 return super.fromArray0Template(Double64Mask.class, a, offset, indexMap, mapOffset, (Double64Mask) m);
849 }
850
851
852
853 @ForceInline
854 @Override
855 final
856 DoubleVector fromMemorySegment0(MemorySegment ms, long offset) {
857 return super.fromMemorySegment0Template(ms, offset); // specialize
858 }
859
860 @ForceInline
861 @Override
862 final
863 DoubleVector fromMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
864 return super.fromMemorySegment0Template(Double64Mask.class, ms, offset, (Double64Mask) m); // specialize
865 }
866
867 @ForceInline
868 @Override
869 final
870 void intoArray0(double[] a, int offset) {
871 super.intoArray0Template(a, offset); // specialize
872 }
873
874 @ForceInline
875 @Override
876 final
877 void intoArray0(double[] a, int offset, VectorMask<Double> m) {
878 super.intoArray0Template(Double64Mask.class, a, offset, (Double64Mask) m);
879 }
880
881 @ForceInline
882 @Override
883 final
884 void intoArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
885 super.intoArray0Template(Double64Mask.class, a, offset, indexMap, mapOffset, (Double64Mask) m);
886 }
887
888
889 @ForceInline
890 @Override
891 final
892 void intoMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
893 super.intoMemorySegment0Template(Double64Mask.class, ms, offset, (Double64Mask) m);
894 }
895
896
897 // End of specialized low-level memory operations.
898
899 // ================================================
900
901 }