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 Double512Vector extends DoubleVector {
43 static final DoubleSpecies VSPECIES =
44 (DoubleSpecies) DoubleVector.SPECIES_512;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Double512Vector> VCLASS = Double512Vector.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 Double512Vector(double[] v) {
58 super(v);
59 }
60
61 // For compatibility as Double512Vector::new,
62 // stored into species.vectorFactory.
63 Double512Vector(Object v) {
64 this((double[]) v);
65 }
66
67 static final Double512Vector ZERO = new Double512Vector(new double[VLENGTH]);
68 static final Double512Vector IOTA = new Double512Vector(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 Double512Vector broadcast(double e) {
125 return (Double512Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Double512Vector broadcast(long e) {
131 return (Double512Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Double512Mask maskFromArray(boolean[] bits) {
137 return new Double512Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Double512Shuffle iotaShuffle() { return Double512Shuffle.IOTA; }
143
144 @ForceInline
145 Double512Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Double512Shuffle)VectorSupport.shuffleIota(ETYPE, Double512Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Double512Shuffle)VectorSupport.shuffleIota(ETYPE, Double512Shuffle.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 Double512Shuffle shuffleFromBytes(byte[] reorder) { return new Double512Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Double512Shuffle shuffleFromArray(int[] indexes, int i) { return new Double512Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Double512Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Double512Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Double512Vector vectorFactory(double[] vec) {
171 return new Double512Vector(vec);
172 }
173
174 @ForceInline
175 final @Override
176 Byte512Vector asByteVectorRaw() {
177 return (Byte512Vector) 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 Double512Vector uOp(FUnOp f) {
191 return (Double512Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Double512Vector uOp(VectorMask<Double> m, FUnOp f) {
197 return (Double512Vector)
198 super.uOpTemplate((Double512Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Double512Vector bOp(Vector<Double> v, FBinOp f) {
206 return (Double512Vector) super.bOpTemplate((Double512Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Double512Vector bOp(Vector<Double> v,
212 VectorMask<Double> m, FBinOp f) {
213 return (Double512Vector)
214 super.bOpTemplate((Double512Vector)v, (Double512Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Double512Vector tOp(Vector<Double> v1, Vector<Double> v2, FTriOp f) {
223 return (Double512Vector)
224 super.tOpTemplate((Double512Vector)v1, (Double512Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Double512Vector tOp(Vector<Double> v1, Vector<Double> v2,
231 VectorMask<Double> m, FTriOp f) {
232 return (Double512Vector)
233 super.tOpTemplate((Double512Vector)v1, (Double512Vector)v2,
234 (Double512Mask)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 Double512Vector lanewise(Unary op) {
273 return (Double512Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Double512Vector lanewise(Unary op, VectorMask<Double> m) {
279 return (Double512Vector) super.lanewiseTemplate(op, Double512Mask.class, (Double512Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Double512Vector lanewise(Binary op, Vector<Double> v) {
285 return (Double512Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Double512Vector lanewise(Binary op, Vector<Double> v, VectorMask<Double> m) {
291 return (Double512Vector) super.lanewiseTemplate(op, Double512Mask.class, v, (Double512Mask) m); // specialize
292 }
293
294
295 /*package-private*/
296 @Override
297 @ForceInline
298 public final
299 Double512Vector
300 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2) {
301 return (Double512Vector) super.lanewiseTemplate(op, v1, v2); // specialize
302 }
303
304 @Override
305 @ForceInline
306 public final
307 Double512Vector
308 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2, VectorMask<Double> m) {
309 return (Double512Vector) super.lanewiseTemplate(op, Double512Mask.class, v1, v2, (Double512Mask) m); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 Double512Vector addIndex(int scale) {
316 return (Double512Vector) 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, Double512Mask.class, (Double512Mask) 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, Double512Mask.class, (Double512Mask) m); // specialized
345 }
346
347 @ForceInline
348 public VectorShuffle<Double> toShuffle() {
349 return super.toShuffleTemplate(Double512Shuffle.class); // specialize
350 }
351
352 // Specialized unary testing
353
354 @Override
355 @ForceInline
356 public final Double512Mask test(Test op) {
357 return super.testTemplate(Double512Mask.class, op); // specialize
358 }
359
360 @Override
361 @ForceInline
362 public final Double512Mask test(Test op, VectorMask<Double> m) {
363 return super.testTemplate(Double512Mask.class, op, (Double512Mask) m); // specialize
364 }
365
366 // Specialized comparisons
367
368 @Override
369 @ForceInline
370 public final Double512Mask compare(Comparison op, Vector<Double> v) {
371 return super.compareTemplate(Double512Mask.class, op, v); // specialize
372 }
373
374 @Override
375 @ForceInline
376 public final Double512Mask compare(Comparison op, double s) {
377 return super.compareTemplate(Double512Mask.class, op, s); // specialize
378 }
379
380 @Override
381 @ForceInline
382 public final Double512Mask compare(Comparison op, long s) {
383 return super.compareTemplate(Double512Mask.class, op, s); // specialize
384 }
385
386 @Override
387 @ForceInline
388 public final Double512Mask compare(Comparison op, Vector<Double> v, VectorMask<Double> m) {
389 return super.compareTemplate(Double512Mask.class, op, v, (Double512Mask) m);
390 }
391
392
393 @Override
394 @ForceInline
395 public Double512Vector blend(Vector<Double> v, VectorMask<Double> m) {
396 return (Double512Vector)
397 super.blendTemplate(Double512Mask.class,
398 (Double512Vector) v,
399 (Double512Mask) m); // specialize
400 }
401
402 @Override
403 @ForceInline
404 public Double512Vector slice(int origin, Vector<Double> v) {
405 return (Double512Vector) super.sliceTemplate(origin, v); // specialize
406 }
407
408 @Override
409 @ForceInline
410 public Double512Vector slice(int origin) {
411 return (Double512Vector) super.sliceTemplate(origin); // specialize
412 }
413
414 @Override
415 @ForceInline
416 public Double512Vector unslice(int origin, Vector<Double> w, int part) {
417 return (Double512Vector) super.unsliceTemplate(origin, w, part); // specialize
418 }
419
420 @Override
421 @ForceInline
422 public Double512Vector unslice(int origin, Vector<Double> w, int part, VectorMask<Double> m) {
423 return (Double512Vector)
424 super.unsliceTemplate(Double512Mask.class,
425 origin, w, part,
426 (Double512Mask) m); // specialize
427 }
428
429 @Override
430 @ForceInline
431 public Double512Vector unslice(int origin) {
432 return (Double512Vector) super.unsliceTemplate(origin); // specialize
433 }
434
435 @Override
436 @ForceInline
437 public Double512Vector rearrange(VectorShuffle<Double> s) {
438 return (Double512Vector)
439 super.rearrangeTemplate(Double512Shuffle.class,
440 (Double512Shuffle) s); // specialize
441 }
442
443 @Override
444 @ForceInline
445 public Double512Vector rearrange(VectorShuffle<Double> shuffle,
446 VectorMask<Double> m) {
447 return (Double512Vector)
448 super.rearrangeTemplate(Double512Shuffle.class,
449 Double512Mask.class,
450 (Double512Shuffle) shuffle,
451 (Double512Mask) m); // specialize
452 }
453
454 @Override
455 @ForceInline
456 public Double512Vector rearrange(VectorShuffle<Double> s,
457 Vector<Double> v) {
458 return (Double512Vector)
459 super.rearrangeTemplate(Double512Shuffle.class,
460 (Double512Shuffle) s,
461 (Double512Vector) v); // specialize
462 }
463
464 @Override
465 @ForceInline
466 public Double512Vector compress(VectorMask<Double> m) {
467 return (Double512Vector)
468 super.compressTemplate(Double512Mask.class,
469 (Double512Mask) m); // specialize
470 }
471
472 @Override
473 @ForceInline
474 public Double512Vector expand(VectorMask<Double> m) {
475 return (Double512Vector)
476 super.expandTemplate(Double512Mask.class,
477 (Double512Mask) m); // specialize
478 }
479
480 @Override
481 @ForceInline
482 public Double512Vector selectFrom(Vector<Double> v) {
483 return (Double512Vector)
484 super.selectFromTemplate((Double512Vector) v); // specialize
485 }
486
487 @Override
488 @ForceInline
489 public Double512Vector selectFrom(Vector<Double> v,
490 VectorMask<Double> m) {
491 return (Double512Vector)
492 super.selectFromTemplate((Double512Vector) v,
493 (Double512Mask) 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 case 1: bits = laneHelper(1); break;
504 case 2: bits = laneHelper(2); break;
505 case 3: bits = laneHelper(3); break;
506 case 4: bits = laneHelper(4); break;
507 case 5: bits = laneHelper(5); break;
508 case 6: bits = laneHelper(6); break;
509 case 7: bits = laneHelper(7); break;
510 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
511 }
512 return Double.longBitsToDouble(bits);
513 }
514
515 public long laneHelper(int i) {
516 return (long) VectorSupport.extract(
517 VCLASS, ETYPE, VLENGTH,
518 this, i,
519 (vec, ix) -> {
520 double[] vecarr = vec.vec();
521 return (long)Double.doubleToLongBits(vecarr[ix]);
522 });
523 }
524
525 @ForceInline
526 @Override
527 public Double512Vector withLane(int i, double e) {
528 switch(i) {
529 case 0: return withLaneHelper(0, e);
530 case 1: return withLaneHelper(1, e);
531 case 2: return withLaneHelper(2, e);
532 case 3: return withLaneHelper(3, e);
533 case 4: return withLaneHelper(4, e);
534 case 5: return withLaneHelper(5, e);
535 case 6: return withLaneHelper(6, e);
536 case 7: return withLaneHelper(7, e);
537 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
538 }
539 }
540
541 public Double512Vector withLaneHelper(int i, double e) {
542 return VectorSupport.insert(
543 VCLASS, ETYPE, VLENGTH,
544 this, i, (long)Double.doubleToLongBits(e),
545 (v, ix, bits) -> {
546 double[] res = v.vec().clone();
547 res[ix] = Double.longBitsToDouble((long)bits);
548 return v.vectorFactory(res);
549 });
550 }
551
552 // Mask
553
554 static final class Double512Mask extends AbstractMask<Double> {
555 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
556 static final Class<Double> ETYPE = double.class; // used by the JVM
557
558 Double512Mask(boolean[] bits) {
559 this(bits, 0);
560 }
561
562 Double512Mask(boolean[] bits, int offset) {
563 super(prepare(bits, offset));
564 }
565
566 Double512Mask(boolean val) {
567 super(prepare(val));
568 }
569
570 private static boolean[] prepare(boolean[] bits, int offset) {
571 boolean[] newBits = new boolean[VSPECIES.laneCount()];
572 for (int i = 0; i < newBits.length; i++) {
573 newBits[i] = bits[offset + i];
574 }
575 return newBits;
576 }
577
578 private static boolean[] prepare(boolean val) {
579 boolean[] bits = new boolean[VSPECIES.laneCount()];
580 Arrays.fill(bits, val);
581 return bits;
582 }
583
584 @ForceInline
585 final @Override
586 public DoubleSpecies vspecies() {
587 // ISSUE: This should probably be a @Stable
588 // field inside AbstractMask, rather than
589 // a megamorphic method.
590 return VSPECIES;
591 }
592
593 @ForceInline
594 boolean[] getBits() {
595 return (boolean[])getPayload();
596 }
597
598 @Override
599 Double512Mask uOp(MUnOp f) {
600 boolean[] res = new boolean[vspecies().laneCount()];
601 boolean[] bits = getBits();
602 for (int i = 0; i < res.length; i++) {
603 res[i] = f.apply(i, bits[i]);
604 }
605 return new Double512Mask(res);
606 }
607
608 @Override
609 Double512Mask bOp(VectorMask<Double> m, MBinOp f) {
610 boolean[] res = new boolean[vspecies().laneCount()];
611 boolean[] bits = getBits();
612 boolean[] mbits = ((Double512Mask)m).getBits();
613 for (int i = 0; i < res.length; i++) {
614 res[i] = f.apply(i, bits[i], mbits[i]);
615 }
616 return new Double512Mask(res);
617 }
618
619 @ForceInline
620 @Override
621 public final
622 Double512Vector toVector() {
623 return (Double512Vector) super.toVectorTemplate(); // specialize
624 }
625
626 /**
627 * Helper function for lane-wise mask conversions.
628 * This function kicks in after intrinsic failure.
629 */
630 @ForceInline
631 private final <E>
632 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
633 if (length() != dsp.laneCount())
634 throw new IllegalArgumentException("VectorMask length and species length differ");
635 boolean[] maskArray = toArray();
636 return dsp.maskFactory(maskArray).check(dsp);
637 }
638
639 @Override
640 @ForceInline
641 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
642 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
643 if (length() != species.laneCount())
644 throw new IllegalArgumentException("VectorMask length and species length differ");
645
646 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
647 this.getClass(), ETYPE, VLENGTH,
648 species.maskType(), species.elementType(), VLENGTH,
649 this, species,
650 (m, s) -> s.maskFactory(m.toArray()).check(s));
651 }
652
653 @Override
654 @ForceInline
655 public Double512Mask eq(VectorMask<Double> mask) {
656 Objects.requireNonNull(mask);
657 Double512Mask m = (Double512Mask)mask;
658 return xor(m.not());
659 }
660
661 // Unary operations
662
663 @Override
664 @ForceInline
665 public Double512Mask not() {
666 return xor(maskAll(true));
667 }
668
669 @Override
670 @ForceInline
671 public Double512Mask compress() {
672 return (Double512Mask)VectorSupport.comExpOp(VectorSupport.VECTOR_OP_MASK_COMPRESS,
673 Double512Vector.class, Double512Mask.class, ETYPE, VLENGTH, null, this,
674 (v1, m1) -> VSPECIES.iota().compare(VectorOperators.LT, m1.trueCount()));
675 }
676
677
678 // Binary operations
679
680 @Override
681 @ForceInline
682 public Double512Mask and(VectorMask<Double> mask) {
683 Objects.requireNonNull(mask);
684 Double512Mask m = (Double512Mask)mask;
685 return VectorSupport.binaryOp(VECTOR_OP_AND, Double512Mask.class, null, long.class, VLENGTH,
686 this, m, null,
687 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
688 }
689
690 @Override
691 @ForceInline
692 public Double512Mask or(VectorMask<Double> mask) {
693 Objects.requireNonNull(mask);
694 Double512Mask m = (Double512Mask)mask;
695 return VectorSupport.binaryOp(VECTOR_OP_OR, Double512Mask.class, null, long.class, VLENGTH,
696 this, m, null,
697 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
698 }
699
700 @ForceInline
701 /* package-private */
702 Double512Mask xor(VectorMask<Double> mask) {
703 Objects.requireNonNull(mask);
704 Double512Mask m = (Double512Mask)mask;
705 return VectorSupport.binaryOp(VECTOR_OP_XOR, Double512Mask.class, null, long.class, VLENGTH,
706 this, m, null,
707 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
708 }
709
710 // Mask Query operations
711
712 @Override
713 @ForceInline
714 public int trueCount() {
715 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Double512Mask.class, long.class, VLENGTH, this,
716 (m) -> trueCountHelper(m.getBits()));
717 }
718
719 @Override
720 @ForceInline
721 public int firstTrue() {
722 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Double512Mask.class, long.class, VLENGTH, this,
723 (m) -> firstTrueHelper(m.getBits()));
724 }
725
726 @Override
727 @ForceInline
728 public int lastTrue() {
729 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Double512Mask.class, long.class, VLENGTH, this,
730 (m) -> lastTrueHelper(m.getBits()));
731 }
732
733 @Override
734 @ForceInline
735 public long toLong() {
736 if (length() > Long.SIZE) {
737 throw new UnsupportedOperationException("too many lanes for one long");
738 }
739 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Double512Mask.class, long.class, VLENGTH, this,
740 (m) -> toLongHelper(m.getBits()));
741 }
742
743 // Reductions
744
745 @Override
746 @ForceInline
747 public boolean anyTrue() {
748 return VectorSupport.test(BT_ne, Double512Mask.class, long.class, VLENGTH,
749 this, vspecies().maskAll(true),
750 (m, __) -> anyTrueHelper(((Double512Mask)m).getBits()));
751 }
752
753 @Override
754 @ForceInline
755 public boolean allTrue() {
756 return VectorSupport.test(BT_overflow, Double512Mask.class, long.class, VLENGTH,
757 this, vspecies().maskAll(true),
758 (m, __) -> allTrueHelper(((Double512Mask)m).getBits()));
759 }
760
761 @ForceInline
762 /*package-private*/
763 static Double512Mask maskAll(boolean bit) {
764 return VectorSupport.fromBitsCoerced(Double512Mask.class, long.class, VLENGTH,
765 (bit ? -1 : 0), MODE_BROADCAST, null,
766 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
767 }
768 private static final Double512Mask TRUE_MASK = new Double512Mask(true);
769 private static final Double512Mask FALSE_MASK = new Double512Mask(false);
770
771 }
772
773 // Shuffle
774
775 static final class Double512Shuffle extends AbstractShuffle<Double> {
776 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
777 static final Class<Double> ETYPE = double.class; // used by the JVM
778
779 Double512Shuffle(byte[] reorder) {
780 super(VLENGTH, reorder);
781 }
782
783 public Double512Shuffle(int[] reorder) {
784 super(VLENGTH, reorder);
785 }
786
787 public Double512Shuffle(int[] reorder, int i) {
788 super(VLENGTH, reorder, i);
789 }
790
791 public Double512Shuffle(IntUnaryOperator fn) {
792 super(VLENGTH, fn);
793 }
794
795 @Override
796 public DoubleSpecies vspecies() {
797 return VSPECIES;
798 }
799
800 static {
801 // There must be enough bits in the shuffle lanes to encode
802 // VLENGTH valid indexes and VLENGTH exceptional ones.
803 assert(VLENGTH < Byte.MAX_VALUE);
804 assert(Byte.MIN_VALUE <= -VLENGTH);
805 }
806 static final Double512Shuffle IOTA = new Double512Shuffle(IDENTITY);
807
808 @Override
809 @ForceInline
810 public Double512Vector toVector() {
811 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Double512Shuffle.class, this, VLENGTH,
812 (s) -> ((Double512Vector)(((AbstractShuffle<Double>)(s)).toVectorTemplate())));
813 }
814
815 @Override
816 @ForceInline
817 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
818 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
819 if (length() != species.laneCount())
820 throw new IllegalArgumentException("VectorShuffle length and species length differ");
821 int[] shuffleArray = toArray();
822 return s.shuffleFromArray(shuffleArray, 0).check(s);
823 }
824
825 @ForceInline
826 @Override
827 public Double512Shuffle rearrange(VectorShuffle<Double> shuffle) {
828 Double512Shuffle s = (Double512Shuffle) shuffle;
829 byte[] reorder1 = reorder();
830 byte[] reorder2 = s.reorder();
831 byte[] r = new byte[reorder1.length];
832 for (int i = 0; i < reorder1.length; i++) {
833 int ssi = reorder2[i];
834 r[i] = reorder1[ssi]; // throws on exceptional index
835 }
836 return new Double512Shuffle(r);
837 }
838 }
839
840 // ================================================
841
842 // Specialized low-level memory operations.
843
844 @ForceInline
845 @Override
846 final
847 DoubleVector fromArray0(double[] a, int offset) {
848 return super.fromArray0Template(a, offset); // specialize
849 }
850
851 @ForceInline
852 @Override
853 final
854 DoubleVector fromArray0(double[] a, int offset, VectorMask<Double> m) {
855 return super.fromArray0Template(Double512Mask.class, a, offset, (Double512Mask) m); // specialize
856 }
857
858 @ForceInline
859 @Override
860 final
861 DoubleVector fromArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
862 return super.fromArray0Template(Double512Mask.class, a, offset, indexMap, mapOffset, (Double512Mask) m);
863 }
864
865
866
867 @ForceInline
868 @Override
869 final
870 DoubleVector fromMemorySegment0(MemorySegment ms, long offset) {
871 return super.fromMemorySegment0Template(ms, offset); // specialize
872 }
873
874 @ForceInline
875 @Override
876 final
877 DoubleVector fromMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
878 return super.fromMemorySegment0Template(Double512Mask.class, ms, offset, (Double512Mask) m); // specialize
879 }
880
881 @ForceInline
882 @Override
883 final
884 void intoArray0(double[] a, int offset) {
885 super.intoArray0Template(a, offset); // specialize
886 }
887
888 @ForceInline
889 @Override
890 final
891 void intoArray0(double[] a, int offset, VectorMask<Double> m) {
892 super.intoArray0Template(Double512Mask.class, a, offset, (Double512Mask) m);
893 }
894
895 @ForceInline
896 @Override
897 final
898 void intoArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
899 super.intoArray0Template(Double512Mask.class, a, offset, indexMap, mapOffset, (Double512Mask) m);
900 }
901
902
903 @ForceInline
904 @Override
905 final
906 void intoMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
907 super.intoMemorySegment0Template(Double512Mask.class, ms, offset, (Double512Mask) m);
908 }
909
910
911 // End of specialized low-level memory operations.
912
913 // ================================================
914
915 }