1 /*
2 * Copyright (c) 2017, 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
23 * questions.
24 */
25 package jdk.incubator.vector;
26
27 import jdk.internal.vm.annotation.ForceInline;
28
29 import java.nio.ByteBuffer;
30 import java.nio.ByteOrder;
31 import java.nio.FloatBuffer;
32 import java.util.concurrent.ThreadLocalRandom;
33
34 @SuppressWarnings("cast")
35 public abstract class FloatVector<S extends Vector.Shape> extends Vector<Float,S> {
36
37 FloatVector() {}
38
39 // Unary operator
40
41 interface FUnOp {
42 float apply(int i, float a);
43 }
44
45 abstract FloatVector<S> uOp(FUnOp f);
46
47 abstract FloatVector<S> uOp(Mask<Float, S> m, FUnOp f);
48
49 // Binary operator
50
51 interface FBinOp {
52 float apply(int i, float a, float b);
53 }
54
55 abstract FloatVector<S> bOp(Vector<Float,S> o, FBinOp f);
56
57 abstract FloatVector<S> bOp(Vector<Float,S> o, Mask<Float, S> m, FBinOp f);
58
59 // Trinary operator
60
61 interface FTriOp {
62 float apply(int i, float a, float b, float c);
63 }
64
65 abstract FloatVector<S> tOp(Vector<Float,S> o1, Vector<Float,S> o2, FTriOp f);
66
67 abstract FloatVector<S> tOp(Vector<Float,S> o1, Vector<Float,S> o2, Mask<Float, S> m, FTriOp f);
68
69 // Reduction operator
70
71 abstract float rOp(float v, FBinOp f);
72
73 // Binary test
74
75 interface FBinTest {
76 boolean apply(int i, float a, float b);
77 }
78
79 abstract Mask<Float, S> bTest(Vector<Float,S> o, FBinTest f);
80
81 // Foreach
82
83 interface FUnCon {
84 void apply(int i, float a);
85 }
86
87 abstract void forEach(FUnCon f);
88
89 abstract void forEach(Mask<Float, S> m, FUnCon f);
90
91 //
92
93 @Override
94 public FloatVector<S> add(Vector<Float,S> o) {
95 return bOp(o, (i, a, b) -> (float) (a + b));
96 }
97
98 public abstract FloatVector<S> add(float o);
99
100 @Override
101 public FloatVector<S> add(Vector<Float,S> o, Mask<Float, S> m) {
102 return bOp(o, m, (i, a, b) -> (float) (a + b));
103 }
104
105 public abstract FloatVector<S> add(float o, Mask<Float, S> m);
106
107 @Override
108 public FloatVector<S> addSaturate(Vector<Float,S> o) {
109 return bOp(o, (i, a, b) -> (float) ((a >= Integer.MAX_VALUE || Integer.MAX_VALUE - b > a) ? Integer.MAX_VALUE : a + b));
110 }
111
112 public abstract FloatVector<S> addSaturate(float o);
113
114 @Override
115 public FloatVector<S> addSaturate(Vector<Float,S> o, Mask<Float, S> m) {
116 return bOp(o, m, (i, a, b) -> (float) ((a >= Integer.MAX_VALUE || Integer.MAX_VALUE - b > a) ? Integer.MAX_VALUE : a + b));
117 }
118
119 public abstract FloatVector<S> addSaturate(float o, Mask<Float, S> m);
120
121 @Override
122 public FloatVector<S> sub(Vector<Float,S> o) {
123 return bOp(o, (i, a, b) -> (float) (a - b));
124 }
125
126 public abstract FloatVector<S> sub(float o);
127
128 @Override
129 public FloatVector<S> sub(Vector<Float,S> o, Mask<Float, S> m) {
130 return bOp(o, m, (i, a, b) -> (float) (a - b));
131 }
132
133 public abstract FloatVector<S> sub(float o, Mask<Float, S> m);
134
135 @Override
136 public FloatVector<S> subSaturate(Vector<Float,S> o) {
137 return bOp(o, (i, a, b) -> (float) ((a >= Float.MIN_VALUE || Float.MIN_VALUE + b > a) ? Float.MAX_VALUE : a - b));
138 }
139
140 public abstract FloatVector<S> subSaturate(float o);
141
142 @Override
143 public FloatVector<S> subSaturate(Vector<Float,S> o, Mask<Float, S> m) {
144 return bOp(o, m, (i, a, b) -> (float) ((a >= Float.MIN_VALUE || Float.MIN_VALUE + b > a) ? Float.MAX_VALUE : a - b));
145 }
146
147 public abstract FloatVector<S> subSaturate(float o, Mask<Float, S> m);
148
149 @Override
150 public FloatVector<S> mul(Vector<Float,S> o) {
151 return bOp(o, (i, a, b) -> (float) (a * b));
152 }
153
154 public abstract FloatVector<S> mul(float o);
155
156 @Override
157 public FloatVector<S> mul(Vector<Float,S> o, Mask<Float, S> m) {
158 return bOp(o, m, (i, a, b) -> (float) (a * b));
159 }
160
161 public abstract FloatVector<S> mul(float o, Mask<Float, S> m);
162
163 @Override
164 public FloatVector<S> neg() {
165 return uOp((i, a) -> (float) (-a));
166 }
167
168 @Override
169 public FloatVector<S> neg(Mask<Float, S> m) {
170 return uOp(m, (i, a) -> (float) (-a));
171 }
172
173 @Override
174 public FloatVector<S> abs() {
175 return uOp((i, a) -> (float) Math.abs(a));
176 }
177
178 @Override
179 public FloatVector<S> abs(Mask<Float, S> m) {
180 return uOp(m, (i, a) -> (float) Math.abs(a));
181 }
182
183 @Override
184 public FloatVector<S> min(Vector<Float,S> o) {
185 return bOp(o, (i, a, b) -> (a <= b) ? a : b);
186 }
187
188 public abstract FloatVector<S> min(float o);
189
190 @Override
191 public FloatVector<S> max(Vector<Float,S> o) {
192 return bOp(o, (i, a, b) -> (a >= b) ? a : b);
193 }
194
195 public abstract FloatVector<S> max(float o);
196
197 @Override
198 public Mask<Float, S> equal(Vector<Float,S> o) {
199 return bTest(o, (i, a, b) -> a == b);
200 }
201
202 public abstract Mask<Float, S> equal(float o);
203
204 @Override
205 public Mask<Float, S> notEqual(Vector<Float,S> o) {
206 return bTest(o, (i, a, b) -> a != b);
207 }
208
209 public abstract Mask<Float, S> notEqual(float o);
210
211 @Override
212 public Mask<Float, S> lessThan(Vector<Float,S> o) {
213 return bTest(o, (i, a, b) -> a < b);
214 }
215
216 public abstract Mask<Float, S> lessThan(float o);
217
218 @Override
219 public Mask<Float, S> lessThanEq(Vector<Float,S> o) {
220 return bTest(o, (i, a, b) -> a <= b);
221 }
222
223 public abstract Mask<Float, S> lessThanEq(float o);
224
225 @Override
226 public Mask<Float, S> greaterThan(Vector<Float,S> o) {
227 return bTest(o, (i, a, b) -> a > b);
228 }
229
230 public abstract Mask<Float, S> greaterThan(float o);
231
232 @Override
233 public Mask<Float, S> greaterThanEq(Vector<Float,S> o) {
234 return bTest(o, (i, a, b) -> a >= b);
235 }
236
237 public abstract Mask<Float, S> greaterThanEq(float o);
238
239 @Override
240 public FloatVector<S> blend(Vector<Float,S> o, Mask<Float, S> m) {
241 return bOp(o, (i, a, b) -> m.getElement(i) ? b : a);
242 }
243
244 public abstract FloatVector<S> blend(float o, Mask<Float, S> m);
245
246 @Override
247 public abstract FloatVector<S> shuffle(Vector<Float,S> o, Shuffle<Float, S> m);
248
249 @Override
250 public abstract FloatVector<S> swizzle(Shuffle<Float, S> m);
251
252 @Override
253 @ForceInline
254 public <T extends Shape> FloatVector<T> resize(Species<Float, T> species) {
255 return (FloatVector<T>) species.resize(this);
256 }
257
258 @Override
259 public abstract FloatVector<S> rotateEL(int i);
260
261 @Override
262 public abstract FloatVector<S> rotateER(int i);
263
264 @Override
265 public abstract FloatVector<S> shiftEL(int i);
266
267 @Override
268 public abstract FloatVector<S> shiftER(int i);
269
270 public FloatVector<S> div(Vector<Float,S> o) {
271 return bOp(o, (i, a, b) -> (float) (a / b));
272 }
273
274 public abstract FloatVector<S> div(float o);
275
276 public FloatVector<S> div(Vector<Float,S> o, Mask<Float, S> m) {
277 return bOp(o, m, (i, a, b) -> (float) (a / b));
278 }
279
280 public abstract FloatVector<S> div(float o, Mask<Float, S> m);
281
282 public FloatVector<S> sqrt() {
283 return uOp((i, a) -> (float) Math.sqrt((double) a));
284 }
285
286 public FloatVector<S> sqrt(Mask<Float,S> m) {
287 return uOp(m, (i, a) -> (float) Math.sqrt((double) a));
288 }
289
290 public FloatVector<S> tan() {
291 return uOp((i, a) -> (float) Math.tan((double) a));
292 }
293
294 public FloatVector<S> tan(Mask<Float,S> m) {
295 return uOp(m, (i, a) -> (float) Math.tan((double) a));
296 }
297
298 public FloatVector<S> tanh() {
299 return uOp((i, a) -> (float) Math.tanh((double) a));
300 }
301
302 public FloatVector<S> tanh(Mask<Float,S> m) {
303 return uOp(m, (i, a) -> (float) Math.tanh((double) a));
304 }
305
306 public FloatVector<S> sin() {
307 return uOp((i, a) -> (float) Math.sin((double) a));
308 }
309
310 public FloatVector<S> sin(Mask<Float,S> m) {
311 return uOp(m, (i, a) -> (float) Math.sin((double) a));
312 }
313
314 public FloatVector<S> sinh() {
315 return uOp((i, a) -> (float) Math.sinh((double) a));
316 }
317
318 public FloatVector<S> sinh(Mask<Float,S> m) {
319 return uOp(m, (i, a) -> (float) Math.sinh((double) a));
320 }
321
322 public FloatVector<S> cos() {
323 return uOp((i, a) -> (float) Math.cos((double) a));
324 }
325
326 public FloatVector<S> cos(Mask<Float,S> m) {
327 return uOp(m, (i, a) -> (float) Math.cos((double) a));
328 }
329
330 public FloatVector<S> cosh() {
331 return uOp((i, a) -> (float) Math.cosh((double) a));
332 }
333
334 public FloatVector<S> cosh(Mask<Float,S> m) {
335 return uOp(m, (i, a) -> (float) Math.cosh((double) a));
336 }
337
338 public FloatVector<S> asin() {
339 return uOp((i, a) -> (float) Math.asin((double) a));
340 }
341
342 public FloatVector<S> asin(Mask<Float,S> m) {
343 return uOp(m, (i, a) -> (float) Math.asin((double) a));
344 }
345
346 public FloatVector<S> acos() {
347 return uOp((i, a) -> (float) Math.acos((double) a));
348 }
349
350 public FloatVector<S> acos(Mask<Float,S> m) {
351 return uOp(m, (i, a) -> (float) Math.acos((double) a));
352 }
353
354 public FloatVector<S> atan() {
355 return uOp((i, a) -> (float) Math.atan((double) a));
356 }
357
358 public FloatVector<S> atan(Mask<Float,S> m) {
359 return uOp(m, (i, a) -> (float) Math.atan((double) a));
360 }
361
362 public FloatVector<S> atan2(Vector<Float,S> o) {
363 return bOp(o, (i, a, b) -> (float) Math.atan2((double) a, (double) b));
364 }
365
366 public abstract FloatVector<S> atan2(float o);
367
368 public FloatVector<S> atan2(Vector<Float,S> o, Mask<Float,S> m) {
369 return bOp(o, m, (i, a, b) -> (float) Math.atan2((double) a, (double) b));
370 }
371
372 public abstract FloatVector<S> atan2(float o, Mask<Float,S> m);
373
374 public FloatVector<S> cbrt() {
375 return uOp((i, a) -> (float) Math.cbrt((double) a));
376 }
377
378 public FloatVector<S> cbrt(Mask<Float,S> m) {
379 return uOp(m, (i, a) -> (float) Math.cbrt((double) a));
380 }
381
382 public FloatVector<S> log() {
383 return uOp((i, a) -> (float) Math.log((double) a));
384 }
385
386 public FloatVector<S> log(Mask<Float,S> m) {
387 return uOp(m, (i, a) -> (float) Math.log((double) a));
388 }
389
390 public FloatVector<S> log10() {
391 return uOp((i, a) -> (float) Math.log10((double) a));
392 }
393
394 public FloatVector<S> log10(Mask<Float,S> m) {
395 return uOp(m, (i, a) -> (float) Math.log10((double) a));
396 }
397
398 public FloatVector<S> log1p() {
399 return uOp((i, a) -> (float) Math.log1p((double) a));
400 }
401
402 public FloatVector<S> log1p(Mask<Float,S> m) {
403 return uOp(m, (i, a) -> (float) Math.log1p((double) a));
404 }
405
406 public FloatVector<S> pow(Vector<Float,S> o) {
407 return bOp(o, (i, a, b) -> (float) Math.pow((double) a, (double) b));
408 }
409
410 public abstract FloatVector<S> pow(float o);
411
412 public FloatVector<S> pow(Vector<Float,S> o, Mask<Float,S> m) {
413 return bOp(o, m, (i, a, b) -> (float) Math.pow((double) a, (double) b));
414 }
415
416 public abstract FloatVector<S> pow(float o, Mask<Float,S> m);
417
418 public FloatVector<S> exp() {
419 return uOp((i, a) -> (float) Math.exp((double) a));
420 }
421
422 public FloatVector<S> exp(Mask<Float,S> m) {
423 return uOp(m, (i, a) -> (float) Math.exp((double) a));
424 }
425
426 public FloatVector<S> expm1() {
427 return uOp((i, a) -> (float) Math.expm1((double) a));
428 }
429
430 public FloatVector<S> expm1(Mask<Float,S> m) {
431 return uOp(m, (i, a) -> (float) Math.expm1((double) a));
432 }
433
434 public FloatVector<S> fma(Vector<Float,S> o1, Vector<Float,S> o2) {
435 return tOp(o1, o2, (i, a, b, c) -> Math.fma(a, b, c));
436 }
437
438 public abstract FloatVector<S> fma(float o1, float o2);
439
440 public FloatVector<S> fma(Vector<Float,S> o1, Vector<Float,S> o2, Mask<Float,S> m) {
441 return tOp(o1, o2, m, (i, a, b, c) -> Math.fma(a, b, c));
442 }
443
444 public abstract FloatVector<S> fma(float o1, float o2, Mask<Float,S> m);
445
446 public FloatVector<S> hypot(Vector<Float,S> o) {
447 return bOp(o, (i, a, b) -> (float) Math.hypot((double) a, (double) b));
448 }
449
450 public abstract FloatVector<S> hypot(float o);
451
452 public FloatVector<S> hypot(Vector<Float,S> o, Mask<Float,S> m) {
453 return bOp(o, m, (i, a, b) -> (float) Math.hypot((double) a, (double) b));
454 }
455
456 public abstract FloatVector<S> hypot(float o, Mask<Float,S> m);
457
458
459 @Override
460 public void intoByteArray(byte[] a, int ix) {
461 ByteBuffer bb = ByteBuffer.wrap(a, ix, a.length - ix);
462 intoByteBuffer(bb);
463 }
464
465 @Override
466 public void intoByteArray(byte[] a, int ix, Mask<Float, S> m) {
467 ByteBuffer bb = ByteBuffer.wrap(a, ix, a.length - ix);
468 intoByteBuffer(bb, m);
469 }
470
471 @Override
472 public void intoByteBuffer(ByteBuffer bb) {
473 FloatBuffer fb = bb.asFloatBuffer();
474 forEach((i, a) -> fb.put(a));
475 }
476
477 @Override
478 public void intoByteBuffer(ByteBuffer bb, Mask<Float, S> m) {
479 FloatBuffer fb = bb.asFloatBuffer();
480 forEach((i, a) -> {
481 if (m.getElement(i))
482 fb.put(a);
483 else
484 fb.position(fb.position() + 1);
485 });
486 }
487
488 @Override
489 public void intoByteBuffer(ByteBuffer bb, int ix) {
490 bb = bb.duplicate().position(ix);
491 FloatBuffer fb = bb.asFloatBuffer();
492 forEach((i, a) -> fb.put(i, a));
493 }
494
495 @Override
496 public void intoByteBuffer(ByteBuffer bb, int ix, Mask<Float, S> m) {
497 bb = bb.duplicate().position(ix);
498 FloatBuffer fb = bb.asFloatBuffer();
499 forEach(m, (i, a) -> fb.put(i, a));
500 }
501
502
503 // Type specific horizontal reductions
504
505 public float addAll() {
506 return rOp((float) 0, (i, a, b) -> (float) (a + b));
507 }
508
509 public float subAll() {
510 return rOp((float) 0, (i, a, b) -> (float) (a - b));
511 }
512
513 public float mulAll() {
514 return rOp((float) 1, (i, a, b) -> (float) (a * b));
515 }
516
517 public float minAll() {
518 return rOp(Float.MAX_VALUE, (i, a, b) -> a > b ? b : a);
519 }
520
521 public float maxAll() {
522 return rOp(Float.MIN_VALUE, (i, a, b) -> a < b ? b : a);
523 }
524
525
526 // Type specific accessors
527
528 public abstract float get(int i);
529
530 public abstract FloatVector<S> with(int i, float e);
531
532 // Type specific extractors
533
534 @ForceInline
535 public float[] toArray() {
536 float[] a = new float[species().length()];
537 intoArray(a, 0);
538 return a;
539 }
540
541 public void intoArray(float[] a, int ax) {
542 forEach((i, a_) -> a[ax + i] = a_);
543 }
544
545 public void intoArray(float[] a, int ax, Mask<Float, S> m) {
546 forEach(m, (i, a_) -> a[ax + i] = a_);
547 }
548
549 public void intoArray(float[] a, int ax, int[] indexMap, int mx) {
550 forEach((i, a_) -> a[ax + indexMap[mx + i]] = a_);
551 }
552
553 public void intoArray(float[] a, int ax, Mask<Float, S> m, int[] indexMap, int mx) {
554 forEach(m, (i, a_) -> a[ax + indexMap[mx + i]] = a_);
555 }
556
557 // Species
558
559 @Override
560 public abstract FloatSpecies<S> species();
561
562 public static abstract class FloatSpecies<S extends Vector.Shape> extends Vector.Species<Float, S> {
563 interface FOp {
564 float apply(int i);
565 }
566
567 abstract FloatVector<S> op(FOp f);
568
569 abstract FloatVector<S> op(Mask<Float, S> m, FOp f);
570
571 // Factories
572
573 @Override
574 public FloatVector<S> zero() {
575 return op(i -> 0);
576 }
577
578 public FloatVector<S> broadcast(float e) {
579 return op(i -> e);
580 }
581
582 public FloatVector<S> single(float e) {
583 return op(i -> i == 0 ? e : (float) 0);
584 }
585
586 public FloatVector<S> random() {
587 ThreadLocalRandom r = ThreadLocalRandom.current();
588 return op(i -> r.nextFloat());
589 }
590
591 public FloatVector<S> scalars(float... es) {
592 return op(i -> es[i]);
593 }
594
595 public FloatVector<S> fromArray(float[] a, int ax) {
596 return op(i -> a[ax + i]);
597 }
598
599 public FloatVector<S> fromArray(float[] a, int ax, Mask<Float, S> m) {
600 return op(m, i -> a[ax + i]);
601 }
602
603 public FloatVector<S> fromArray(float[] a, int ax, int[] indexMap, int mx) {
604 return op(i -> a[ax + indexMap[mx + i]]);
605 }
606
607 public FloatVector<S> fromArray(float[] a, int ax, Mask<Float, S> m, int[] indexMap, int mx) {
608 return op(m, i -> a[ax + indexMap[mx + i]]);
609 }
610
611 @Override
612 public FloatVector<S> fromByteArray(byte[] a, int ix) {
613 ByteBuffer bb = ByteBuffer.wrap(a, ix, a.length - ix);
614 return fromByteBuffer(bb);
615 }
616
617 @Override
618 public FloatVector<S> fromByteArray(byte[] a, int ix, Mask<Float, S> m) {
619 ByteBuffer bb = ByteBuffer.wrap(a, ix, a.length - ix);
620 return fromByteBuffer(bb, m);
621 }
622
623 @Override
624 public FloatVector<S> fromByteBuffer(ByteBuffer bb) {
625 FloatBuffer fb = bb.asFloatBuffer();
626 return op(i -> fb.get());
627 }
628
629 @Override
630 public FloatVector<S> fromByteBuffer(ByteBuffer bb, Mask<Float, S> m) {
631 FloatBuffer fb = bb.asFloatBuffer();
632 return op(i -> {
633 if(m.getElement(i))
634 return fb.get();
635 else {
636 fb.position(fb.position() + 1);
637 return (float) 0;
638 }
639 });
640 }
641
642 @Override
643 public FloatVector<S> fromByteBuffer(ByteBuffer bb, int ix) {
644 bb = bb.duplicate().position(ix);
645 FloatBuffer fb = bb.asFloatBuffer();
646 return op(i -> fb.get(i));
647 }
648
649 @Override
650 public FloatVector<S> fromByteBuffer(ByteBuffer bb, int ix, Mask<Float, S> m) {
651 bb = bb.duplicate().position(ix);
652 FloatBuffer fb = bb.asFloatBuffer();
653 return op(m, i -> fb.get(i));
654 }
655
656 @Override
657 @ForceInline
658 public <F, T extends Shape> FloatVector<S> reshape(Vector<F, T> o) {
659 int blen = Math.max(o.species().bitSize(), bitSize()) / Byte.SIZE;
660 ByteBuffer bb = ByteBuffer.allocate(blen).order(ByteOrder.nativeOrder());
661 o.intoByteBuffer(bb, 0);
662 return fromByteBuffer(bb, 0);
663 }
664
665 @Override
666 @ForceInline
667 public <F> FloatVector<S> rebracket(Vector<F, S> o) {
668 return reshape(o);
669 }
670
671 @Override
672 @ForceInline
673 public <T extends Shape> FloatVector<S> resize(Vector<Float, T> o) {
674 return reshape(o);
675 }
676
677 @Override
678 @SuppressWarnings("unchecked")
679 public <F, T extends Shape> FloatVector<S> cast(Vector<F, T> v) {
680 // Allocate array of required size
681 float[] a = new float[length()];
682
683 Class<?> vtype = v.species().elementType();
684 int limit = Math.min(v.species().length(), length());
685 if (vtype == Byte.class) {
686 ByteVector<T> tv = (ByteVector<T>)v;
687 for (int i = 0; i < limit; i++) {
688 a[i] = (float) tv.get(i);
689 }
690 } else if (vtype == Short.class) {
691 ShortVector<T> tv = (ShortVector<T>)v;
692 for (int i = 0; i < limit; i++) {
693 a[i] = (float) tv.get(i);
694 }
695 } else if (vtype == Integer.class) {
696 IntVector<T> tv = (IntVector<T>)v;
697 for (int i = 0; i < limit; i++) {
698 a[i] = (float) tv.get(i);
699 }
700 } else if (vtype == Long.class){
701 LongVector<T> tv = (LongVector<T>)v;
702 for (int i = 0; i < limit; i++) {
703 a[i] = (float) tv.get(i);
704 }
705 } else if (vtype == Float.class){
706 FloatVector<T> tv = (FloatVector<T>)v;
707 for (int i = 0; i < limit; i++) {
708 a[i] = (float) tv.get(i);
709 }
710 } else if (vtype == Double.class){
711 DoubleVector<T> tv = (DoubleVector<T>)v;
712 for (int i = 0; i < limit; i++) {
713 a[i] = (float) tv.get(i);
714 }
715 } else {
716 throw new UnsupportedOperationException("Bad lane type for casting.");
717 }
718
719 return scalars(a);
720 }
721
722 }
723 }