1 /*
2 * Copyright (c) 2017, 2022, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package jdk.incubator.vector;
26
27 import java.nio.ByteBuffer;
28 import java.util.Arrays;
29 import java.util.Objects;
30 import java.util.function.IntUnaryOperator;
31
32 import jdk.internal.vm.annotation.ForceInline;
33 import jdk.internal.vm.vector.VectorSupport;
34
35 import static jdk.internal.vm.vector.VectorSupport.*;
36
37 import static jdk.incubator.vector.VectorOperators.*;
38
39 // -- This file was mechanically generated: Do not edit! -- //
40
41 @SuppressWarnings("cast") // warning: redundant cast
42 final class Float64Vector extends FloatVector {
43 static final FloatSpecies VSPECIES =
44 (FloatSpecies) FloatVector.SPECIES_64;
45
46 static final VectorShape VSHAPE =
47 VSPECIES.vectorShape();
48
49 static final Class<Float64Vector> VCLASS = Float64Vector.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<Float> ETYPE = float.class; // used by the JVM
56
57 Float64Vector(float[] v) {
58 super(v);
59 }
60
61 // For compatibility as Float64Vector::new,
62 // stored into species.vectorFactory.
63 Float64Vector(Object v) {
64 this((float[]) v);
65 }
66
67 static final Float64Vector ZERO = new Float64Vector(new float[VLENGTH]);
68 static final Float64Vector IOTA = new Float64Vector(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 FloatSpecies 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<Float> elementType() { return float.class; }
92
93 @ForceInline
94 @Override
95 public final int elementSize() { return Float.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 float[] vec() {
117 return (float[])getPayload();
118 }
119
120 // Virtualized constructors
121
122 @Override
123 @ForceInline
124 public final Float64Vector broadcast(float e) {
125 return (Float64Vector) super.broadcastTemplate(e); // specialize
126 }
127
128 @Override
129 @ForceInline
130 public final Float64Vector broadcast(long e) {
131 return (Float64Vector) super.broadcastTemplate(e); // specialize
132 }
133
134 @Override
135 @ForceInline
136 Float64Mask maskFromArray(boolean[] bits) {
137 return new Float64Mask(bits);
138 }
139
140 @Override
141 @ForceInline
142 Float64Shuffle iotaShuffle() { return Float64Shuffle.IOTA; }
143
144 @ForceInline
145 Float64Shuffle iotaShuffle(int start, int step, boolean wrap) {
146 if (wrap) {
147 return (Float64Shuffle)VectorSupport.shuffleIota(ETYPE, Float64Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149 } else {
150 return (Float64Shuffle)VectorSupport.shuffleIota(ETYPE, Float64Shuffle.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 Float64Shuffle shuffleFromBytes(byte[] reorder) { return new Float64Shuffle(reorder); }
158
159 @Override
160 @ForceInline
161 Float64Shuffle shuffleFromArray(int[] indexes, int i) { return new Float64Shuffle(indexes, i); }
162
163 @Override
164 @ForceInline
165 Float64Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Float64Shuffle(fn); }
166
167 // Make a vector of the same species but the given elements:
168 @ForceInline
169 final @Override
170 Float64Vector vectorFactory(float[] vec) {
171 return new Float64Vector(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 Float64Vector uOp(FUnOp f) {
191 return (Float64Vector) super.uOpTemplate(f); // specialize
192 }
193
194 @ForceInline
195 final @Override
196 Float64Vector uOp(VectorMask<Float> m, FUnOp f) {
197 return (Float64Vector)
198 super.uOpTemplate((Float64Mask)m, f); // specialize
199 }
200
201 // Binary operator
202
203 @ForceInline
204 final @Override
205 Float64Vector bOp(Vector<Float> v, FBinOp f) {
206 return (Float64Vector) super.bOpTemplate((Float64Vector)v, f); // specialize
207 }
208
209 @ForceInline
210 final @Override
211 Float64Vector bOp(Vector<Float> v,
212 VectorMask<Float> m, FBinOp f) {
213 return (Float64Vector)
214 super.bOpTemplate((Float64Vector)v, (Float64Mask)m,
215 f); // specialize
216 }
217
218 // Ternary operator
219
220 @ForceInline
221 final @Override
222 Float64Vector tOp(Vector<Float> v1, Vector<Float> v2, FTriOp f) {
223 return (Float64Vector)
224 super.tOpTemplate((Float64Vector)v1, (Float64Vector)v2,
225 f); // specialize
226 }
227
228 @ForceInline
229 final @Override
230 Float64Vector tOp(Vector<Float> v1, Vector<Float> v2,
231 VectorMask<Float> m, FTriOp f) {
232 return (Float64Vector)
233 super.tOpTemplate((Float64Vector)v1, (Float64Vector)v2,
234 (Float64Mask)m, f); // specialize
235 }
236
237 @ForceInline
238 final @Override
239 float rOp(float v, VectorMask<Float> 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<Float,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 Float64Vector lanewise(Unary op) {
273 return (Float64Vector) super.lanewiseTemplate(op); // specialize
274 }
275
276 @Override
277 @ForceInline
278 public Float64Vector lanewise(Unary op, VectorMask<Float> m) {
279 return (Float64Vector) super.lanewiseTemplate(op, Float64Mask.class, (Float64Mask) m); // specialize
280 }
281
282 @Override
283 @ForceInline
284 public Float64Vector lanewise(Binary op, Vector<Float> v) {
285 return (Float64Vector) super.lanewiseTemplate(op, v); // specialize
286 }
287
288 @Override
289 @ForceInline
290 public Float64Vector lanewise(Binary op, Vector<Float> v, VectorMask<Float> m) {
291 return (Float64Vector) super.lanewiseTemplate(op, Float64Mask.class, v, (Float64Mask) m); // specialize
292 }
293
294
295 /*package-private*/
296 @Override
297 @ForceInline
298 public final
299 Float64Vector
300 lanewise(Ternary op, Vector<Float> v1, Vector<Float> v2) {
301 return (Float64Vector) super.lanewiseTemplate(op, v1, v2); // specialize
302 }
303
304 @Override
305 @ForceInline
306 public final
307 Float64Vector
308 lanewise(Ternary op, Vector<Float> v1, Vector<Float> v2, VectorMask<Float> m) {
309 return (Float64Vector) super.lanewiseTemplate(op, Float64Mask.class, v1, v2, (Float64Mask) m); // specialize
310 }
311
312 @Override
313 @ForceInline
314 public final
315 Float64Vector addIndex(int scale) {
316 return (Float64Vector) super.addIndexTemplate(scale); // specialize
317 }
318
319 // Type specific horizontal reductions
320
321 @Override
322 @ForceInline
323 public final float reduceLanes(VectorOperators.Associative op) {
324 return super.reduceLanesTemplate(op); // specialized
325 }
326
327 @Override
328 @ForceInline
329 public final float reduceLanes(VectorOperators.Associative op,
330 VectorMask<Float> m) {
331 return super.reduceLanesTemplate(op, Float64Mask.class, (Float64Mask) 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<Float> m) {
344 return (long) super.reduceLanesTemplate(op, Float64Mask.class, (Float64Mask) m); // specialized
345 }
346
347 @ForceInline
348 public VectorShuffle<Float> toShuffle() {
349 return super.toShuffleTemplate(Float64Shuffle.class); // specialize
350 }
351
352 // Specialized unary testing
353
354 @Override
355 @ForceInline
356 public final Float64Mask test(Test op) {
357 return super.testTemplate(Float64Mask.class, op); // specialize
358 }
359
360 @Override
361 @ForceInline
362 public final Float64Mask test(Test op, VectorMask<Float> m) {
363 return super.testTemplate(Float64Mask.class, op, (Float64Mask) m); // specialize
364 }
365
366 // Specialized comparisons
367
368 @Override
369 @ForceInline
370 public final Float64Mask compare(Comparison op, Vector<Float> v) {
371 return super.compareTemplate(Float64Mask.class, op, v); // specialize
372 }
373
374 @Override
375 @ForceInline
376 public final Float64Mask compare(Comparison op, float s) {
377 return super.compareTemplate(Float64Mask.class, op, s); // specialize
378 }
379
380 @Override
381 @ForceInline
382 public final Float64Mask compare(Comparison op, long s) {
383 return super.compareTemplate(Float64Mask.class, op, s); // specialize
384 }
385
386 @Override
387 @ForceInline
388 public final Float64Mask compare(Comparison op, Vector<Float> v, VectorMask<Float> m) {
389 return super.compareTemplate(Float64Mask.class, op, v, (Float64Mask) m);
390 }
391
392
393 @Override
394 @ForceInline
395 public Float64Vector blend(Vector<Float> v, VectorMask<Float> m) {
396 return (Float64Vector)
397 super.blendTemplate(Float64Mask.class,
398 (Float64Vector) v,
399 (Float64Mask) m); // specialize
400 }
401
402 @Override
403 @ForceInline
404 public Float64Vector slice(int origin, Vector<Float> v) {
405 return (Float64Vector) super.sliceTemplate(origin, v); // specialize
406 }
407
408 @Override
409 @ForceInline
410 public Float64Vector slice(int origin) {
411 return (Float64Vector) super.sliceTemplate(origin); // specialize
412 }
413
414 @Override
415 @ForceInline
416 public Float64Vector unslice(int origin, Vector<Float> w, int part) {
417 return (Float64Vector) super.unsliceTemplate(origin, w, part); // specialize
418 }
419
420 @Override
421 @ForceInline
422 public Float64Vector unslice(int origin, Vector<Float> w, int part, VectorMask<Float> m) {
423 return (Float64Vector)
424 super.unsliceTemplate(Float64Mask.class,
425 origin, w, part,
426 (Float64Mask) m); // specialize
427 }
428
429 @Override
430 @ForceInline
431 public Float64Vector unslice(int origin) {
432 return (Float64Vector) super.unsliceTemplate(origin); // specialize
433 }
434
435 @Override
436 @ForceInline
437 public Float64Vector rearrange(VectorShuffle<Float> s) {
438 return (Float64Vector)
439 super.rearrangeTemplate(Float64Shuffle.class,
440 (Float64Shuffle) s); // specialize
441 }
442
443 @Override
444 @ForceInline
445 public Float64Vector rearrange(VectorShuffle<Float> shuffle,
446 VectorMask<Float> m) {
447 return (Float64Vector)
448 super.rearrangeTemplate(Float64Shuffle.class,
449 Float64Mask.class,
450 (Float64Shuffle) shuffle,
451 (Float64Mask) m); // specialize
452 }
453
454 @Override
455 @ForceInline
456 public Float64Vector rearrange(VectorShuffle<Float> s,
457 Vector<Float> v) {
458 return (Float64Vector)
459 super.rearrangeTemplate(Float64Shuffle.class,
460 (Float64Shuffle) s,
461 (Float64Vector) v); // specialize
462 }
463
464 @Override
465 @ForceInline
466 public Float64Vector selectFrom(Vector<Float> v) {
467 return (Float64Vector)
468 super.selectFromTemplate((Float64Vector) v); // specialize
469 }
470
471 @Override
472 @ForceInline
473 public Float64Vector selectFrom(Vector<Float> v,
474 VectorMask<Float> m) {
475 return (Float64Vector)
476 super.selectFromTemplate((Float64Vector) v,
477 (Float64Mask) m); // specialize
478 }
479
480
481 @ForceInline
482 @Override
483 public float lane(int i) {
484 int bits;
485 switch(i) {
486 case 0: bits = laneHelper(0); break;
487 case 1: bits = laneHelper(1); break;
488 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
489 }
490 return Float.intBitsToFloat(bits);
491 }
492
493 public int laneHelper(int i) {
494 return (int) VectorSupport.extract(
495 VCLASS, ETYPE, VLENGTH,
496 this, i,
497 (vec, ix) -> {
498 float[] vecarr = vec.vec();
499 return (long)Float.floatToIntBits(vecarr[ix]);
500 });
501 }
502
503 @ForceInline
504 @Override
505 public Float64Vector withLane(int i, float e) {
506 switch(i) {
507 case 0: return withLaneHelper(0, e);
508 case 1: return withLaneHelper(1, e);
509 default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
510 }
511 }
512
513 public Float64Vector withLaneHelper(int i, float e) {
514 return VectorSupport.insert(
515 VCLASS, ETYPE, VLENGTH,
516 this, i, (long)Float.floatToIntBits(e),
517 (v, ix, bits) -> {
518 float[] res = v.vec().clone();
519 res[ix] = Float.intBitsToFloat((int)bits);
520 return v.vectorFactory(res);
521 });
522 }
523
524 // Mask
525
526 static final class Float64Mask extends AbstractMask<Float> {
527 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
528 static final Class<Float> ETYPE = float.class; // used by the JVM
529
530 Float64Mask(boolean[] bits) {
531 this(bits, 0);
532 }
533
534 Float64Mask(boolean[] bits, int offset) {
535 super(prepare(bits, offset));
536 }
537
538 Float64Mask(boolean val) {
539 super(prepare(val));
540 }
541
542 private static boolean[] prepare(boolean[] bits, int offset) {
543 boolean[] newBits = new boolean[VSPECIES.laneCount()];
544 for (int i = 0; i < newBits.length; i++) {
545 newBits[i] = bits[offset + i];
546 }
547 return newBits;
548 }
549
550 private static boolean[] prepare(boolean val) {
551 boolean[] bits = new boolean[VSPECIES.laneCount()];
552 Arrays.fill(bits, val);
553 return bits;
554 }
555
556 @ForceInline
557 final @Override
558 public FloatSpecies vspecies() {
559 // ISSUE: This should probably be a @Stable
560 // field inside AbstractMask, rather than
561 // a megamorphic method.
562 return VSPECIES;
563 }
564
565 @ForceInline
566 boolean[] getBits() {
567 return (boolean[])getPayload();
568 }
569
570 @Override
571 Float64Mask uOp(MUnOp f) {
572 boolean[] res = new boolean[vspecies().laneCount()];
573 boolean[] bits = getBits();
574 for (int i = 0; i < res.length; i++) {
575 res[i] = f.apply(i, bits[i]);
576 }
577 return new Float64Mask(res);
578 }
579
580 @Override
581 Float64Mask bOp(VectorMask<Float> m, MBinOp f) {
582 boolean[] res = new boolean[vspecies().laneCount()];
583 boolean[] bits = getBits();
584 boolean[] mbits = ((Float64Mask)m).getBits();
585 for (int i = 0; i < res.length; i++) {
586 res[i] = f.apply(i, bits[i], mbits[i]);
587 }
588 return new Float64Mask(res);
589 }
590
591 @ForceInline
592 @Override
593 public final
594 Float64Vector toVector() {
595 return (Float64Vector) super.toVectorTemplate(); // specialize
596 }
597
598 /**
599 * Helper function for lane-wise mask conversions.
600 * This function kicks in after intrinsic failure.
601 */
602 @ForceInline
603 private final <E>
604 VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
605 if (length() != dsp.laneCount())
606 throw new IllegalArgumentException("VectorMask length and species length differ");
607 boolean[] maskArray = toArray();
608 return dsp.maskFactory(maskArray).check(dsp);
609 }
610
611 @Override
612 @ForceInline
613 public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
614 AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
615 if (length() != species.laneCount())
616 throw new IllegalArgumentException("VectorMask length and species length differ");
617
618 return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
619 this.getClass(), ETYPE, VLENGTH,
620 species.maskType(), species.elementType(), VLENGTH,
621 this, species,
622 (m, s) -> s.maskFactory(m.toArray()).check(s));
623 }
624
625 @Override
626 @ForceInline
627 public Float64Mask eq(VectorMask<Float> mask) {
628 Objects.requireNonNull(mask);
629 Float64Mask m = (Float64Mask)mask;
630 return xor(m.not());
631 }
632
633 // Unary operations
634
635 @Override
636 @ForceInline
637 public Float64Mask not() {
638 return xor(maskAll(true));
639 }
640
641 // Binary operations
642
643 @Override
644 @ForceInline
645 public Float64Mask and(VectorMask<Float> mask) {
646 Objects.requireNonNull(mask);
647 Float64Mask m = (Float64Mask)mask;
648 return VectorSupport.binaryOp(VECTOR_OP_AND, Float64Mask.class, null, int.class, VLENGTH,
649 this, m, null,
650 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
651 }
652
653 @Override
654 @ForceInline
655 public Float64Mask or(VectorMask<Float> mask) {
656 Objects.requireNonNull(mask);
657 Float64Mask m = (Float64Mask)mask;
658 return VectorSupport.binaryOp(VECTOR_OP_OR, Float64Mask.class, null, int.class, VLENGTH,
659 this, m, null,
660 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
661 }
662
663 @ForceInline
664 /* package-private */
665 Float64Mask xor(VectorMask<Float> mask) {
666 Objects.requireNonNull(mask);
667 Float64Mask m = (Float64Mask)mask;
668 return VectorSupport.binaryOp(VECTOR_OP_XOR, Float64Mask.class, null, int.class, VLENGTH,
669 this, m, null,
670 (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
671 }
672
673 // Mask Query operations
674
675 @Override
676 @ForceInline
677 public int trueCount() {
678 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Float64Mask.class, int.class, VLENGTH, this,
679 (m) -> trueCountHelper(m.getBits()));
680 }
681
682 @Override
683 @ForceInline
684 public int firstTrue() {
685 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Float64Mask.class, int.class, VLENGTH, this,
686 (m) -> firstTrueHelper(m.getBits()));
687 }
688
689 @Override
690 @ForceInline
691 public int lastTrue() {
692 return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Float64Mask.class, int.class, VLENGTH, this,
693 (m) -> lastTrueHelper(m.getBits()));
694 }
695
696 @Override
697 @ForceInline
698 public long toLong() {
699 if (length() > Long.SIZE) {
700 throw new UnsupportedOperationException("too many lanes for one long");
701 }
702 return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Float64Mask.class, int.class, VLENGTH, this,
703 (m) -> toLongHelper(m.getBits()));
704 }
705
706 // Reductions
707
708 @Override
709 @ForceInline
710 public boolean anyTrue() {
711 return VectorSupport.test(BT_ne, Float64Mask.class, int.class, VLENGTH,
712 this, vspecies().maskAll(true),
713 (m, __) -> anyTrueHelper(((Float64Mask)m).getBits()));
714 }
715
716 @Override
717 @ForceInline
718 public boolean allTrue() {
719 return VectorSupport.test(BT_overflow, Float64Mask.class, int.class, VLENGTH,
720 this, vspecies().maskAll(true),
721 (m, __) -> allTrueHelper(((Float64Mask)m).getBits()));
722 }
723
724 @ForceInline
725 /*package-private*/
726 static Float64Mask maskAll(boolean bit) {
727 return VectorSupport.fromBitsCoerced(Float64Mask.class, int.class, VLENGTH,
728 (bit ? -1 : 0), MODE_BROADCAST, null,
729 (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
730 }
731 private static final Float64Mask TRUE_MASK = new Float64Mask(true);
732 private static final Float64Mask FALSE_MASK = new Float64Mask(false);
733
734 }
735
736 // Shuffle
737
738 static final class Float64Shuffle extends AbstractShuffle<Float> {
739 static final int VLENGTH = VSPECIES.laneCount(); // used by the JVM
740 static final Class<Float> ETYPE = float.class; // used by the JVM
741
742 Float64Shuffle(byte[] reorder) {
743 super(VLENGTH, reorder);
744 }
745
746 public Float64Shuffle(int[] reorder) {
747 super(VLENGTH, reorder);
748 }
749
750 public Float64Shuffle(int[] reorder, int i) {
751 super(VLENGTH, reorder, i);
752 }
753
754 public Float64Shuffle(IntUnaryOperator fn) {
755 super(VLENGTH, fn);
756 }
757
758 @Override
759 public FloatSpecies vspecies() {
760 return VSPECIES;
761 }
762
763 static {
764 // There must be enough bits in the shuffle lanes to encode
765 // VLENGTH valid indexes and VLENGTH exceptional ones.
766 assert(VLENGTH < Byte.MAX_VALUE);
767 assert(Byte.MIN_VALUE <= -VLENGTH);
768 }
769 static final Float64Shuffle IOTA = new Float64Shuffle(IDENTITY);
770
771 @Override
772 @ForceInline
773 public Float64Vector toVector() {
774 return VectorSupport.shuffleToVector(VCLASS, ETYPE, Float64Shuffle.class, this, VLENGTH,
775 (s) -> ((Float64Vector)(((AbstractShuffle<Float>)(s)).toVectorTemplate())));
776 }
777
778 @Override
779 @ForceInline
780 public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
781 AbstractSpecies<F> species = (AbstractSpecies<F>) s;
782 if (length() != species.laneCount())
783 throw new IllegalArgumentException("VectorShuffle length and species length differ");
784 int[] shuffleArray = toArray();
785 return s.shuffleFromArray(shuffleArray, 0).check(s);
786 }
787
788 @ForceInline
789 @Override
790 public Float64Shuffle rearrange(VectorShuffle<Float> shuffle) {
791 Float64Shuffle s = (Float64Shuffle) shuffle;
792 byte[] reorder1 = reorder();
793 byte[] reorder2 = s.reorder();
794 byte[] r = new byte[reorder1.length];
795 for (int i = 0; i < reorder1.length; i++) {
796 int ssi = reorder2[i];
797 r[i] = reorder1[ssi]; // throws on exceptional index
798 }
799 return new Float64Shuffle(r);
800 }
801 }
802
803 // ================================================
804
805 // Specialized low-level memory operations.
806
807 @ForceInline
808 @Override
809 final
810 FloatVector fromArray0(float[] a, int offset) {
811 return super.fromArray0Template(a, offset); // specialize
812 }
813
814 @ForceInline
815 @Override
816 final
817 FloatVector fromArray0(float[] a, int offset, VectorMask<Float> m) {
818 return super.fromArray0Template(Float64Mask.class, a, offset, (Float64Mask) m); // specialize
819 }
820
821 @ForceInline
822 @Override
823 final
824 FloatVector fromArray0(float[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Float> m) {
825 return super.fromArray0Template(Float64Mask.class, a, offset, indexMap, mapOffset, (Float64Mask) m);
826 }
827
828
829
830 @ForceInline
831 @Override
832 final
833 FloatVector fromByteArray0(byte[] a, int offset) {
834 return super.fromByteArray0Template(a, offset); // specialize
835 }
836
837 @ForceInline
838 @Override
839 final
840 FloatVector fromByteArray0(byte[] a, int offset, VectorMask<Float> m) {
841 return super.fromByteArray0Template(Float64Mask.class, a, offset, (Float64Mask) m); // specialize
842 }
843
844 @ForceInline
845 @Override
846 final
847 FloatVector fromByteBuffer0(ByteBuffer bb, int offset) {
848 return super.fromByteBuffer0Template(bb, offset); // specialize
849 }
850
851 @ForceInline
852 @Override
853 final
854 FloatVector fromByteBuffer0(ByteBuffer bb, int offset, VectorMask<Float> m) {
855 return super.fromByteBuffer0Template(Float64Mask.class, bb, offset, (Float64Mask) m); // specialize
856 }
857
858 @ForceInline
859 @Override
860 final
861 void intoArray0(float[] a, int offset) {
862 super.intoArray0Template(a, offset); // specialize
863 }
864
865 @ForceInline
866 @Override
867 final
868 void intoArray0(float[] a, int offset, VectorMask<Float> m) {
869 super.intoArray0Template(Float64Mask.class, a, offset, (Float64Mask) m);
870 }
871
872 @ForceInline
873 @Override
874 final
875 void intoArray0(float[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Float> m) {
876 super.intoArray0Template(Float64Mask.class, a, offset, indexMap, mapOffset, (Float64Mask) m);
877 }
878
879
880 @ForceInline
881 @Override
882 final
883 void intoByteArray0(byte[] a, int offset) {
884 super.intoByteArray0Template(a, offset); // specialize
885 }
886
887 @ForceInline
888 @Override
889 final
890 void intoByteArray0(byte[] a, int offset, VectorMask<Float> m) {
891 super.intoByteArray0Template(Float64Mask.class, a, offset, (Float64Mask) m); // specialize
892 }
893
894 @ForceInline
895 @Override
896 final
897 void intoByteBuffer0(ByteBuffer bb, int offset, VectorMask<Float> m) {
898 super.intoByteBuffer0Template(Float64Mask.class, bb, offset, (Float64Mask) m);
899 }
900
901
902 // End of specialized low-level memory operations.
903
904 // ================================================
905
906 }