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 DoubleMaxVector extends DoubleVector {
43 static final DoubleSpecies VSPECIES =
44 (DoubleSpecies) DoubleVector.SPECIES_MAX;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<DoubleMaxVector> VCLASS = DoubleMaxVector.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 DoubleMaxVector(double[] v) {
58 super(v);
59 }
60
61 // For compatibility as DoubleMaxVector::new,
62 // stored into species.vectorFactory.
63 DoubleMaxVector(Object v) {
64 this((double[]) v);
65 }
66
67 static final DoubleMaxVector ZERO = new DoubleMaxVector(new double[VLENGTH]);
68 static final DoubleMaxVector IOTA = new DoubleMaxVector(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 DoubleMaxVector broadcast(double e) {
125 return (DoubleMaxVector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final DoubleMaxVector broadcast(long e) {
131 return (DoubleMaxVector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 DoubleMaxMask maskFromArray(boolean[] bits) {
137 return new DoubleMaxMask(bits);
138 }
139
140 @Override
141 @ForceInline
142 DoubleMaxShuffle iotaShuffle() { return DoubleMaxShuffle.IOTA; }
143
144 @ForceInline
145 DoubleMaxShuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (DoubleMaxShuffle)VectorSupport.shuffleIota(ETYPE, DoubleMaxShuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (DoubleMaxShuffle)VectorSupport.shuffleIota(ETYPE, DoubleMaxShuffle.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 DoubleMaxShuffle shuffleFromBytes(byte[] reorder) { return new DoubleMaxShuffle(reorder); }
158
159 @Override
160 @ForceInline
161 DoubleMaxShuffle shuffleFromArray(int[] indexes, int i) { return new DoubleMaxShuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 DoubleMaxShuffle shuffleFromOp(IntUnaryOperator fn) { return new DoubleMaxShuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 DoubleMaxVector vectorFactory(double[] vec) {
171 return new DoubleMaxVector(vec);
172 }
173
174 @ForceInline
175 final @Override
176 ByteMaxVector asByteVectorRaw() {
177 return (ByteMaxVector) 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 DoubleMaxVector uOp(FUnOp f) {
191 return (DoubleMaxVector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 DoubleMaxVector uOp(VectorMask<Double> m, FUnOp f) {
197 return (DoubleMaxVector)
198 super.uOpTemplate((DoubleMaxMask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 DoubleMaxVector bOp(Vector<Double> v, FBinOp f) {
206 return (DoubleMaxVector) super.bOpTemplate((DoubleMaxVector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 DoubleMaxVector bOp(Vector<Double> v,
212 VectorMask<Double> m, FBinOp f) {
213 return (DoubleMaxVector)
214 super.bOpTemplate((DoubleMaxVector)v, (DoubleMaxMask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 DoubleMaxVector tOp(Vector<Double> v1, Vector<Double> v2, FTriOp f) {
223 return (DoubleMaxVector)
224 super.tOpTemplate((DoubleMaxVector)v1, (DoubleMaxVector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 DoubleMaxVector tOp(Vector<Double> v1, Vector<Double> v2,
231 VectorMask<Double> m, FTriOp f) {
232 return (DoubleMaxVector)
233 super.tOpTemplate((DoubleMaxVector)v1, (DoubleMaxVector)v2,
234 (DoubleMaxMask)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 DoubleMaxVector lanewise(Unary op) {
273 return (DoubleMaxVector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public DoubleMaxVector lanewise(Unary op, VectorMask<Double> m) {
279 return (DoubleMaxVector) super.lanewiseTemplate(op, DoubleMaxMask.class, (DoubleMaxMask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public DoubleMaxVector lanewise(Binary op, Vector<Double> v) {
285 return (DoubleMaxVector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public DoubleMaxVector lanewise(Binary op, Vector<Double> v, VectorMask<Double> m) {
291 return (DoubleMaxVector) super.lanewiseTemplate(op, DoubleMaxMask.class, v, (DoubleMaxMask) m); // specialize
292 }
293
294
295 /*package-private*/
296 @Override
297 @ForceInline
298 public final
299 DoubleMaxVector
300 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2) {
301 return (DoubleMaxVector) super.lanewiseTemplate(op, v1, v2); // specialize
302 }
303
304 @Override
305 @ForceInline
306 public final
307 DoubleMaxVector
308 lanewise(Ternary op, Vector<Double> v1, Vector<Double> v2, VectorMask<Double> m) {
309 return (DoubleMaxVector) super.lanewiseTemplate(op, DoubleMaxMask.class, v1, v2, (DoubleMaxMask) m); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 DoubleMaxVector addIndex(int scale) {
316 return (DoubleMaxVector) 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, DoubleMaxMask.class, (DoubleMaxMask) 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, DoubleMaxMask.class, (DoubleMaxMask) m); // specialized
345 }
346
347 @ForceInline
348 public VectorShuffle<Double> toShuffle() {
349 return super.toShuffleTemplate(DoubleMaxShuffle.class); // specialize
350 }
351
352 // Specialized unary testing
353
354 @Override
355 @ForceInline
356 public final DoubleMaxMask test(Test op) {
357 return super.testTemplate(DoubleMaxMask.class, op); // specialize
358 }
359
360 @Override
361 @ForceInline
362 public final DoubleMaxMask test(Test op, VectorMask<Double> m) {
363 return super.testTemplate(DoubleMaxMask.class, op, (DoubleMaxMask) m); // specialize
364 }
365
366 // Specialized comparisons
367
368 @Override
369 @ForceInline
370 public final DoubleMaxMask compare(Comparison op, Vector<Double> v) {
371 return super.compareTemplate(DoubleMaxMask.class, op, v); // specialize
372 }
373
374 @Override
375 @ForceInline
376 public final DoubleMaxMask compare(Comparison op, double s) {
377 return super.compareTemplate(DoubleMaxMask.class, op, s); // specialize
378 }
379
380 @Override
381 @ForceInline
382 public final DoubleMaxMask compare(Comparison op, long s) {
383 return super.compareTemplate(DoubleMaxMask.class, op, s); // specialize
384 }
385
386 @Override
387 @ForceInline
388 public final DoubleMaxMask compare(Comparison op, Vector<Double> v, VectorMask<Double> m) {
389 return super.compareTemplate(DoubleMaxMask.class, op, v, (DoubleMaxMask) m);
390 }
391
392
393 @Override
394 @ForceInline
395 public DoubleMaxVector blend(Vector<Double> v, VectorMask<Double> m) {
396 return (DoubleMaxVector)
397 super.blendTemplate(DoubleMaxMask.class,
398 (DoubleMaxVector) v,
399 (DoubleMaxMask) m); // specialize
400 }
401
402 @Override
403 @ForceInline
404 public DoubleMaxVector slice(int origin, Vector<Double> v) {
405 return (DoubleMaxVector) super.sliceTemplate(origin, v); // specialize
406 }
407
408 @Override
409 @ForceInline
410 public DoubleMaxVector slice(int origin) {
411 return (DoubleMaxVector) super.sliceTemplate(origin); // specialize
412 }
413
414 @Override
415 @ForceInline
416 public DoubleMaxVector unslice(int origin, Vector<Double> w, int part) {
417 return (DoubleMaxVector) super.unsliceTemplate(origin, w, part); // specialize
418 }
419
420 @Override
421 @ForceInline
422 public DoubleMaxVector unslice(int origin, Vector<Double> w, int part, VectorMask<Double> m) {
423 return (DoubleMaxVector)
424 super.unsliceTemplate(DoubleMaxMask.class,
425 origin, w, part,
426 (DoubleMaxMask) m); // specialize
427 }
428
429 @Override
430 @ForceInline
431 public DoubleMaxVector unslice(int origin) {
432 return (DoubleMaxVector) super.unsliceTemplate(origin); // specialize
433 }
434
435 @Override
436 @ForceInline
437 public DoubleMaxVector rearrange(VectorShuffle<Double> s) {
438 return (DoubleMaxVector)
439 super.rearrangeTemplate(DoubleMaxShuffle.class,
440 (DoubleMaxShuffle) s); // specialize
441 }
442
443 @Override
444 @ForceInline
445 public DoubleMaxVector rearrange(VectorShuffle<Double> shuffle,
446 VectorMask<Double> m) {
447 return (DoubleMaxVector)
448 super.rearrangeTemplate(DoubleMaxShuffle.class,
449 DoubleMaxMask.class,
450 (DoubleMaxShuffle) shuffle,
451 (DoubleMaxMask) m); // specialize
452 }
453
454 @Override
455 @ForceInline
456 public DoubleMaxVector rearrange(VectorShuffle<Double> s,
457 Vector<Double> v) {
458 return (DoubleMaxVector)
459 super.rearrangeTemplate(DoubleMaxShuffle.class,
460 (DoubleMaxShuffle) s,
461 (DoubleMaxVector) v); // specialize
462 }
463
464 @Override
465 @ForceInline
466 public DoubleMaxVector compress(VectorMask<Double> m) {
467 return (DoubleMaxVector)
468 super.compressTemplate(DoubleMaxMask.class,
469 (DoubleMaxMask) m); // specialize
470 }
471
472 @Override
473 @ForceInline
474 public DoubleMaxVector expand(VectorMask<Double> m) {
475 return (DoubleMaxVector)
476 super.expandTemplate(DoubleMaxMask.class,
477 (DoubleMaxMask) m); // specialize
478 }
479
480 @Override
481 @ForceInline
482 public DoubleMaxVector selectFrom(Vector<Double> v) {
483 return (DoubleMaxVector)
484 super.selectFromTemplate((DoubleMaxVector) v); // specialize
485 }
486
487 @Override
488 @ForceInline
489 public DoubleMaxVector selectFrom(Vector<Double> v,
490 VectorMask<Double> m) {
491 return (DoubleMaxVector)
492 super.selectFromTemplate((DoubleMaxVector) v,
493 (DoubleMaxMask) m); // specialize
494 }
495
496
497 @ForceInline
498 @Override
499 public double lane(int i) {
500 if (i < 0 || i >= VLENGTH) {
501 throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
502 }
503 long bits = laneHelper(i);
504 return Double.longBitsToDouble(bits);
505 }
506
507 public long laneHelper(int i) {
508 return (long) VectorSupport.extract(
509 VCLASS, ETYPE, VLENGTH,
510 this, i,
511 (vec, ix) -> {
512 double[] vecarr = vec.vec();
513 return (long)Double.doubleToLongBits(vecarr[ix]);
514 });
515 }
516
517 @ForceInline
518 @Override
519 public DoubleMaxVector withLane(int i, double e) {
520 if (i < 0 || i >= VLENGTH) {
521 throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
522 }
523 return withLaneHelper(i, e);
524 }
525
526 public DoubleMaxVector withLaneHelper(int i, double e) {
527 return VectorSupport.insert(
528 VCLASS, ETYPE, VLENGTH,
529 this, i, (long)Double.doubleToLongBits(e),
530 (v, ix, bits) -> {
531 double[] res = v.vec().clone();
532 res[ix] = Double.longBitsToDouble((long)bits);
533 return v.vectorFactory(res);
534 });
535 }
536
537 // Mask
538
539 static final class DoubleMaxMask extends AbstractMask<Double> {
540 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
541 static final Class<Double> ETYPE = double.class; // used by the JVM
542
543 DoubleMaxMask(boolean[] bits) {
544 this(bits, 0);
545 }
546
547 DoubleMaxMask(boolean[] bits, int offset) {
548 super(prepare(bits, offset));
549 }
550
551 DoubleMaxMask(boolean val) {
552 super(prepare(val));
553 }
554
555 private static boolean[] prepare(boolean[] bits, int offset) {
556 boolean[] newBits = new boolean[VSPECIES.laneCount()];
557 for (int i = 0; i < newBits.length; i++) {
558 newBits[i] = bits[offset + i];
559 }
560 return newBits;
561 }
562
563 private static boolean[] prepare(boolean val) {
564 boolean[] bits = new boolean[VSPECIES.laneCount()];
565 Arrays.fill(bits, val);
566 return bits;
567 }
568
569 @ForceInline
570 final @Override
571 public DoubleSpecies vspecies() {
572 // ISSUE: This should probably be a @Stable
573 // field inside AbstractMask, rather than
574 // a megamorphic method.
575 return VSPECIES;
576 }
577
578 @ForceInline
579 boolean[] getBits() {
580 return (boolean[])getPayload();
581 }
582
583 @Override
584 DoubleMaxMask uOp(MUnOp f) {
585 boolean[] res = new boolean[vspecies().laneCount()];
586 boolean[] bits = getBits();
587 for (int i = 0; i < res.length; i++) {
588 res[i] = f.apply(i, bits[i]);
589 }
590 return new DoubleMaxMask(res);
591 }
592
593 @Override
594 DoubleMaxMask bOp(VectorMask<Double> m, MBinOp f) {
595 boolean[] res = new boolean[vspecies().laneCount()];
596 boolean[] bits = getBits();
597 boolean[] mbits = ((DoubleMaxMask)m).getBits();
598 for (int i = 0; i < res.length; i++) {
599 res[i] = f.apply(i, bits[i], mbits[i]);
600 }
601 return new DoubleMaxMask(res);
602 }
603
604 @ForceInline
605 @Override
606 public final
607 DoubleMaxVector toVector() {
608 return (DoubleMaxVector) super.toVectorTemplate(); // specialize
609 }
610
611 /**
612 * Helper function for lane-wise mask conversions.
613 * This function kicks in after intrinsic failure.
614 */
615 @ForceInline
616 private final <E>
617 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
618 if (length() != dsp.laneCount())
619 throw new IllegalArgumentException("VectorMask length and species length differ");
620 boolean[] maskArray = toArray();
621 return dsp.maskFactory(maskArray).check(dsp);
622 }
623
624 @Override
625 @ForceInline
626 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
627 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
628 if (length() != species.laneCount())
629 throw new IllegalArgumentException("VectorMask length and species length differ");
630
631 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
632 this.getClass(), ETYPE, VLENGTH,
633 species.maskType(), species.elementType(), VLENGTH,
634 this, species,
635 (m, s) -> s.maskFactory(m.toArray()).check(s));
636 }
637
638 @Override
639 @ForceInline
640 public DoubleMaxMask eq(VectorMask<Double> mask) {
641 Objects.requireNonNull(mask);
642 DoubleMaxMask m = (DoubleMaxMask)mask;
643 return xor(m.not());
644 }
645
646 // Unary operations
647
648 @Override
649 @ForceInline
650 public DoubleMaxMask not() {
651 return xor(maskAll(true));
652 }
653
654 @Override
655 @ForceInline
656 public DoubleMaxMask compress() {
657 return (DoubleMaxMask)VectorSupport.comExpOp(VectorSupport.VECTOR_OP_MASK_COMPRESS,
658 DoubleMaxVector.class, DoubleMaxMask.class, ETYPE, VLENGTH, null, this,
659 (v1, m1) -> VSPECIES.iota().compare(VectorOperators.LT, m1.trueCount()));
660 }
661
662
663 // Binary operations
664
665 @Override
666 @ForceInline
667 public DoubleMaxMask and(VectorMask<Double> mask) {
668 Objects.requireNonNull(mask);
669 DoubleMaxMask m = (DoubleMaxMask)mask;
670 return VectorSupport.binaryOp(VECTOR_OP_AND, DoubleMaxMask.class, null, long.class, VLENGTH,
671 this, m, null,
672 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
673 }
674
675 @Override
676 @ForceInline
677 public DoubleMaxMask or(VectorMask<Double> mask) {
678 Objects.requireNonNull(mask);
679 DoubleMaxMask m = (DoubleMaxMask)mask;
680 return VectorSupport.binaryOp(VECTOR_OP_OR, DoubleMaxMask.class, null, long.class, VLENGTH,
681 this, m, null,
682 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
683 }
684
685 @ForceInline
686 /* package-private */
687 DoubleMaxMask xor(VectorMask<Double> mask) {
688 Objects.requireNonNull(mask);
689 DoubleMaxMask m = (DoubleMaxMask)mask;
690 return VectorSupport.binaryOp(VECTOR_OP_XOR, DoubleMaxMask.class, null, long.class, VLENGTH,
691 this, m, null,
692 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
693 }
694
695 // Mask Query operations
696
697 @Override
698 @ForceInline
699 public int trueCount() {
700 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, DoubleMaxMask.class, long.class, VLENGTH, this,
701 (m) -> trueCountHelper(m.getBits()));
702 }
703
704 @Override
705 @ForceInline
706 public int firstTrue() {
707 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, DoubleMaxMask.class, long.class, VLENGTH, this,
708 (m) -> firstTrueHelper(m.getBits()));
709 }
710
711 @Override
712 @ForceInline
713 public int lastTrue() {
714 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, DoubleMaxMask.class, long.class, VLENGTH, this,
715 (m) -> lastTrueHelper(m.getBits()));
716 }
717
718 @Override
719 @ForceInline
720 public long toLong() {
721 if (length() > Long.SIZE) {
722 throw new UnsupportedOperationException("too many lanes for one long");
723 }
724 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, DoubleMaxMask.class, long.class, VLENGTH, this,
725 (m) -> toLongHelper(m.getBits()));
726 }
727
728 // Reductions
729
730 @Override
731 @ForceInline
732 public boolean anyTrue() {
733 return VectorSupport.test(BT_ne, DoubleMaxMask.class, long.class, VLENGTH,
734 this, vspecies().maskAll(true),
735 (m, __) -> anyTrueHelper(((DoubleMaxMask)m).getBits()));
736 }
737
738 @Override
739 @ForceInline
740 public boolean allTrue() {
741 return VectorSupport.test(BT_overflow, DoubleMaxMask.class, long.class, VLENGTH,
742 this, vspecies().maskAll(true),
743 (m, __) -> allTrueHelper(((DoubleMaxMask)m).getBits()));
744 }
745
746 @ForceInline
747 /*package-private*/
748 static DoubleMaxMask maskAll(boolean bit) {
749 return VectorSupport.fromBitsCoerced(DoubleMaxMask.class, long.class, VLENGTH,
750 (bit ? -1 : 0), MODE_BROADCAST, null,
751 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
752 }
753 private static final DoubleMaxMask TRUE_MASK = new DoubleMaxMask(true);
754 private static final DoubleMaxMask FALSE_MASK = new DoubleMaxMask(false);
755
756 }
757
758 // Shuffle
759
760 static final class DoubleMaxShuffle extends AbstractShuffle<Double> {
761 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
762 static final Class<Double> ETYPE = double.class; // used by the JVM
763
764 DoubleMaxShuffle(byte[] reorder) {
765 super(VLENGTH, reorder);
766 }
767
768 public DoubleMaxShuffle(int[] reorder) {
769 super(VLENGTH, reorder);
770 }
771
772 public DoubleMaxShuffle(int[] reorder, int i) {
773 super(VLENGTH, reorder, i);
774 }
775
776 public DoubleMaxShuffle(IntUnaryOperator fn) {
777 super(VLENGTH, fn);
778 }
779
780 @Override
781 public DoubleSpecies vspecies() {
782 return VSPECIES;
783 }
784
785 static {
786 // There must be enough bits in the shuffle lanes to encode
787 // VLENGTH valid indexes and VLENGTH exceptional ones.
788 assert(VLENGTH < Byte.MAX_VALUE);
789 assert(Byte.MIN_VALUE <= -VLENGTH);
790 }
791 static final DoubleMaxShuffle IOTA = new DoubleMaxShuffle(IDENTITY);
792
793 @Override
794 @ForceInline
795 public DoubleMaxVector toVector() {
796 return VectorSupport.shuffleToVector(VCLASS, ETYPE, DoubleMaxShuffle.class, this, VLENGTH,
797 (s) -> ((DoubleMaxVector)(((AbstractShuffle<Double>)(s)).toVectorTemplate())));
798 }
799
800 @Override
801 @ForceInline
802 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
803 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
804 if (length() != species.laneCount())
805 throw new IllegalArgumentException("VectorShuffle length and species length differ");
806 int[] shuffleArray = toArray();
807 return s.shuffleFromArray(shuffleArray, 0).check(s);
808 }
809
810 @ForceInline
811 @Override
812 public DoubleMaxShuffle rearrange(VectorShuffle<Double> shuffle) {
813 DoubleMaxShuffle s = (DoubleMaxShuffle) shuffle;
814 byte[] reorder1 = reorder();
815 byte[] reorder2 = s.reorder();
816 byte[] r = new byte[reorder1.length];
817 for (int i = 0; i < reorder1.length; i++) {
818 int ssi = reorder2[i];
819 r[i] = reorder1[ssi]; // throws on exceptional index
820 }
821 return new DoubleMaxShuffle(r);
822 }
823 }
824
825 // ================================================
826
827 // Specialized low-level memory operations.
828
829 @ForceInline
830 @Override
831 final
832 DoubleVector fromArray0(double[] a, int offset) {
833 return super.fromArray0Template(a, offset); // specialize
834 }
835
836 @ForceInline
837 @Override
838 final
839 DoubleVector fromArray0(double[] a, int offset, VectorMask<Double> m) {
840 return super.fromArray0Template(DoubleMaxMask.class, a, offset, (DoubleMaxMask) m); // specialize
841 }
842
843 @ForceInline
844 @Override
845 final
846 DoubleVector fromArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
847 return super.fromArray0Template(DoubleMaxMask.class, a, offset, indexMap, mapOffset, (DoubleMaxMask) m);
848 }
849
850
851
852 @ForceInline
853 @Override
854 final
855 DoubleVector fromMemorySegment0(MemorySegment ms, long offset) {
856 return super.fromMemorySegment0Template(ms, offset); // specialize
857 }
858
859 @ForceInline
860 @Override
861 final
862 DoubleVector fromMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
863 return super.fromMemorySegment0Template(DoubleMaxMask.class, ms, offset, (DoubleMaxMask) m); // specialize
864 }
865
866 @ForceInline
867 @Override
868 final
869 void intoArray0(double[] a, int offset) {
870 super.intoArray0Template(a, offset); // specialize
871 }
872
873 @ForceInline
874 @Override
875 final
876 void intoArray0(double[] a, int offset, VectorMask<Double> m) {
877 super.intoArray0Template(DoubleMaxMask.class, a, offset, (DoubleMaxMask) m);
878 }
879
880 @ForceInline
881 @Override
882 final
883 void intoArray0(double[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Double> m) {
884 super.intoArray0Template(DoubleMaxMask.class, a, offset, indexMap, mapOffset, (DoubleMaxMask) m);
885 }
886
887
888 @ForceInline
889 @Override
890 final
891 void intoMemorySegment0(MemorySegment ms, long offset, VectorMask<Double> m) {
892 super.intoMemorySegment0Template(DoubleMaxMask.class, ms, offset, (DoubleMaxMask) m);
893 }
894
895
896 // End of specialized low-level memory operations.
897
898 // ================================================
899
900 }