1 /*
  2  * Copyright (c) 2017, 2021, 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 Int512Vector extends IntVector {
 43     static final IntSpecies VSPECIES =
 44         (IntSpecies) IntVector.SPECIES_512;
 45 
 46     static final VectorShape VSHAPE =
 47         VSPECIES.vectorShape();
 48 
 49     static final Class<Int512Vector> VCLASS = Int512Vector.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<Integer> ETYPE = int.class; // used by the JVM
 56 
 57     Int512Vector(int[] v) {
 58         super(v);
 59     }
 60 
 61     // For compatibility as Int512Vector::new,
 62     // stored into species.vectorFactory.
 63     Int512Vector(Object v) {
 64         this((int[]) v);
 65     }
 66 
 67     static final Int512Vector ZERO = new Int512Vector(new int[VLENGTH]);
 68     static final Int512Vector IOTA = new Int512Vector(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 IntSpecies 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<Integer> elementType() { return int.class; }
 92 
 93     @ForceInline
 94     @Override
 95     public final int elementSize() { return Integer.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     int[] vec() {
117         return (int[])getPayload();
118     }
119 
120     // Virtualized constructors
121 
122     @Override
123     @ForceInline
124     public final Int512Vector broadcast(int e) {
125         return (Int512Vector) super.broadcastTemplate(e);  // specialize
126     }
127 
128     @Override
129     @ForceInline
130     public final Int512Vector broadcast(long e) {
131         return (Int512Vector) super.broadcastTemplate(e);  // specialize
132     }
133 
134     @Override
135     @ForceInline
136     Int512Mask maskFromArray(boolean[] bits) {
137         return new Int512Mask(bits);
138     }
139 
140     @Override
141     @ForceInline
142     Int512Shuffle iotaShuffle() { return Int512Shuffle.IOTA; }
143 
144     @ForceInline
145     Int512Shuffle iotaShuffle(int start, int step, boolean wrap) {
146       if (wrap) {
147         return (Int512Shuffle)VectorSupport.shuffleIota(ETYPE, Int512Shuffle.class, VSPECIES, VLENGTH, start, step, 1,
148                 (l, lstart, lstep, s) -> s.shuffleFromOp(i -> (VectorIntrinsics.wrapToRange(i*lstep + lstart, l))));
149       } else {
150         return (Int512Shuffle)VectorSupport.shuffleIota(ETYPE, Int512Shuffle.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     Int512Shuffle shuffleFromBytes(byte[] reorder) { return new Int512Shuffle(reorder); }
158 
159     @Override
160     @ForceInline
161     Int512Shuffle shuffleFromArray(int[] indexes, int i) { return new Int512Shuffle(indexes, i); }
162 
163     @Override
164     @ForceInline
165     Int512Shuffle shuffleFromOp(IntUnaryOperator fn) { return new Int512Shuffle(fn); }
166 
167     // Make a vector of the same species but the given elements:
168     @ForceInline
169     final @Override
170     Int512Vector vectorFactory(int[] vec) {
171         return new Int512Vector(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     Int512Vector uOp(FUnOp f) {
191         return (Int512Vector) super.uOpTemplate(f);  // specialize
192     }
193 
194     @ForceInline
195     final @Override
196     Int512Vector uOp(VectorMask<Integer> m, FUnOp f) {
197         return (Int512Vector)
198             super.uOpTemplate((Int512Mask)m, f);  // specialize
199     }
200 
201     // Binary operator
202 
203     @ForceInline
204     final @Override
205     Int512Vector bOp(Vector<Integer> v, FBinOp f) {
206         return (Int512Vector) super.bOpTemplate((Int512Vector)v, f);  // specialize
207     }
208 
209     @ForceInline
210     final @Override
211     Int512Vector bOp(Vector<Integer> v,
212                      VectorMask<Integer> m, FBinOp f) {
213         return (Int512Vector)
214             super.bOpTemplate((Int512Vector)v, (Int512Mask)m,
215                               f);  // specialize
216     }
217 
218     // Ternary operator
219 
220     @ForceInline
221     final @Override
222     Int512Vector tOp(Vector<Integer> v1, Vector<Integer> v2, FTriOp f) {
223         return (Int512Vector)
224             super.tOpTemplate((Int512Vector)v1, (Int512Vector)v2,
225                               f);  // specialize
226     }
227 
228     @ForceInline
229     final @Override
230     Int512Vector tOp(Vector<Integer> v1, Vector<Integer> v2,
231                      VectorMask<Integer> m, FTriOp f) {
232         return (Int512Vector)
233             super.tOpTemplate((Int512Vector)v1, (Int512Vector)v2,
234                               (Int512Mask)m, f);  // specialize
235     }
236 
237     @ForceInline
238     final @Override
239     int rOp(int v, VectorMask<Integer> 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<Integer,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 Int512Vector lanewise(Unary op) {
273         return (Int512Vector) super.lanewiseTemplate(op);  // specialize
274     }
275 
276     @Override
277     @ForceInline
278     public Int512Vector lanewise(Unary op, VectorMask<Integer> m) {
279         return (Int512Vector) super.lanewiseTemplate(op, Int512Mask.class, (Int512Mask) m);  // specialize
280     }
281 
282     @Override
283     @ForceInline
284     public Int512Vector lanewise(Binary op, Vector<Integer> v) {
285         return (Int512Vector) super.lanewiseTemplate(op, v);  // specialize
286     }
287 
288     @Override
289     @ForceInline
290     public Int512Vector lanewise(Binary op, Vector<Integer> v, VectorMask<Integer> m) {
291         return (Int512Vector) super.lanewiseTemplate(op, Int512Mask.class, v, (Int512Mask) m);  // specialize
292     }
293 
294     /*package-private*/
295     @Override
296     @ForceInline Int512Vector
297     lanewiseShift(VectorOperators.Binary op, int e) {
298         return (Int512Vector) super.lanewiseShiftTemplate(op, e);  // specialize
299     }
300 
301     /*package-private*/
302     @Override
303     @ForceInline Int512Vector
304     lanewiseShift(VectorOperators.Binary op, int e, VectorMask<Integer> m) {
305         return (Int512Vector) super.lanewiseShiftTemplate(op, Int512Mask.class, e, (Int512Mask) m);  // specialize
306     }
307 
308     /*package-private*/
309     @Override
310     @ForceInline
311     public final
312     Int512Vector
313     lanewise(Ternary op, Vector<Integer> v1, Vector<Integer> v2) {
314         return (Int512Vector) super.lanewiseTemplate(op, v1, v2);  // specialize
315     }
316 
317     @Override
318     @ForceInline
319     public final
320     Int512Vector
321     lanewise(Ternary op, Vector<Integer> v1, Vector<Integer> v2, VectorMask<Integer> m) {
322         return (Int512Vector) super.lanewiseTemplate(op, Int512Mask.class, v1, v2, (Int512Mask) m);  // specialize
323     }
324 
325     @Override
326     @ForceInline
327     public final
328     Int512Vector addIndex(int scale) {
329         return (Int512Vector) super.addIndexTemplate(scale);  // specialize
330     }
331 
332     // Type specific horizontal reductions
333 
334     @Override
335     @ForceInline
336     public final int reduceLanes(VectorOperators.Associative op) {
337         return super.reduceLanesTemplate(op);  // specialized
338     }
339 
340     @Override
341     @ForceInline
342     public final int reduceLanes(VectorOperators.Associative op,
343                                     VectorMask<Integer> m) {
344         return super.reduceLanesTemplate(op, Int512Mask.class, (Int512Mask) m);  // specialized
345     }
346 
347     @Override
348     @ForceInline
349     public final long reduceLanesToLong(VectorOperators.Associative op) {
350         return (long) super.reduceLanesTemplate(op);  // specialized
351     }
352 
353     @Override
354     @ForceInline
355     public final long reduceLanesToLong(VectorOperators.Associative op,
356                                         VectorMask<Integer> m) {
357         return (long) super.reduceLanesTemplate(op, Int512Mask.class, (Int512Mask) m);  // specialized
358     }
359 
360     @ForceInline
361     public VectorShuffle<Integer> toShuffle() {
362         return super.toShuffleTemplate(Int512Shuffle.class); // specialize
363     }
364 
365     // Specialized unary testing
366 
367     @Override
368     @ForceInline
369     public final Int512Mask test(Test op) {
370         return super.testTemplate(Int512Mask.class, op);  // specialize
371     }
372 
373     // Specialized comparisons
374 
375     @Override
376     @ForceInline
377     public final Int512Mask compare(Comparison op, Vector<Integer> v) {
378         return super.compareTemplate(Int512Mask.class, op, v);  // specialize
379     }
380 
381     @Override
382     @ForceInline
383     public final Int512Mask compare(Comparison op, int s) {
384         return super.compareTemplate(Int512Mask.class, op, s);  // specialize
385     }
386 
387     @Override
388     @ForceInline
389     public final Int512Mask compare(Comparison op, long s) {
390         return super.compareTemplate(Int512Mask.class, op, s);  // specialize
391     }
392 
393     @Override
394     @ForceInline
395     public final Int512Mask compare(Comparison op, Vector<Integer> v, VectorMask<Integer> m) {
396         return super.compareTemplate(Int512Mask.class, op, v, (Int512Mask) m);
397     }
398 
399 
400     @Override
401     @ForceInline
402     public Int512Vector blend(Vector<Integer> v, VectorMask<Integer> m) {
403         return (Int512Vector)
404             super.blendTemplate(Int512Mask.class,
405                                 (Int512Vector) v,
406                                 (Int512Mask) m);  // specialize
407     }
408 
409     @Override
410     @ForceInline
411     public Int512Vector slice(int origin, Vector<Integer> v) {
412         return (Int512Vector) super.sliceTemplate(origin, v);  // specialize
413     }
414 
415     @Override
416     @ForceInline
417     public Int512Vector slice(int origin) {
418         return (Int512Vector) super.sliceTemplate(origin);  // specialize
419     }
420 
421     @Override
422     @ForceInline
423     public Int512Vector unslice(int origin, Vector<Integer> w, int part) {
424         return (Int512Vector) super.unsliceTemplate(origin, w, part);  // specialize
425     }
426 
427     @Override
428     @ForceInline
429     public Int512Vector unslice(int origin, Vector<Integer> w, int part, VectorMask<Integer> m) {
430         return (Int512Vector)
431             super.unsliceTemplate(Int512Mask.class,
432                                   origin, w, part,
433                                   (Int512Mask) m);  // specialize
434     }
435 
436     @Override
437     @ForceInline
438     public Int512Vector unslice(int origin) {
439         return (Int512Vector) super.unsliceTemplate(origin);  // specialize
440     }
441 
442     @Override
443     @ForceInline
444     public Int512Vector rearrange(VectorShuffle<Integer> s) {
445         return (Int512Vector)
446             super.rearrangeTemplate(Int512Shuffle.class,
447                                     (Int512Shuffle) s);  // specialize
448     }
449 
450     @Override
451     @ForceInline
452     public Int512Vector rearrange(VectorShuffle<Integer> shuffle,
453                                   VectorMask<Integer> m) {
454         return (Int512Vector)
455             super.rearrangeTemplate(Int512Shuffle.class,
456                                     Int512Mask.class,
457                                     (Int512Shuffle) shuffle,
458                                     (Int512Mask) m);  // specialize
459     }
460 
461     @Override
462     @ForceInline
463     public Int512Vector rearrange(VectorShuffle<Integer> s,
464                                   Vector<Integer> v) {
465         return (Int512Vector)
466             super.rearrangeTemplate(Int512Shuffle.class,
467                                     (Int512Shuffle) s,
468                                     (Int512Vector) v);  // specialize
469     }
470 
















471     @Override
472     @ForceInline
473     public Int512Vector selectFrom(Vector<Integer> v) {
474         return (Int512Vector)
475             super.selectFromTemplate((Int512Vector) v);  // specialize
476     }
477 
478     @Override
479     @ForceInline
480     public Int512Vector selectFrom(Vector<Integer> v,
481                                    VectorMask<Integer> m) {
482         return (Int512Vector)
483             super.selectFromTemplate((Int512Vector) v,
484                                      (Int512Mask) m);  // specialize
485     }
486 
487 
488     @ForceInline
489     @Override
490     public int lane(int i) {
491         switch(i) {
492             case 0: return laneHelper(0);
493             case 1: return laneHelper(1);
494             case 2: return laneHelper(2);
495             case 3: return laneHelper(3);
496             case 4: return laneHelper(4);
497             case 5: return laneHelper(5);
498             case 6: return laneHelper(6);
499             case 7: return laneHelper(7);
500             case 8: return laneHelper(8);
501             case 9: return laneHelper(9);
502             case 10: return laneHelper(10);
503             case 11: return laneHelper(11);
504             case 12: return laneHelper(12);
505             case 13: return laneHelper(13);
506             case 14: return laneHelper(14);
507             case 15: return laneHelper(15);
508             default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
509         }
510     }
511 
512     public int laneHelper(int i) {
513         return (int) VectorSupport.extract(
514                                 VCLASS, ETYPE, VLENGTH,
515                                 this, i,
516                                 (vec, ix) -> {
517                                     int[] vecarr = vec.vec();
518                                     return (long)vecarr[ix];
519                                 });
520     }
521 
522     @ForceInline
523     @Override
524     public Int512Vector withLane(int i, int e) {
525         switch (i) {
526             case 0: return withLaneHelper(0, e);
527             case 1: return withLaneHelper(1, e);
528             case 2: return withLaneHelper(2, e);
529             case 3: return withLaneHelper(3, e);
530             case 4: return withLaneHelper(4, e);
531             case 5: return withLaneHelper(5, e);
532             case 6: return withLaneHelper(6, e);
533             case 7: return withLaneHelper(7, e);
534             case 8: return withLaneHelper(8, e);
535             case 9: return withLaneHelper(9, e);
536             case 10: return withLaneHelper(10, e);
537             case 11: return withLaneHelper(11, e);
538             case 12: return withLaneHelper(12, e);
539             case 13: return withLaneHelper(13, e);
540             case 14: return withLaneHelper(14, e);
541             case 15: return withLaneHelper(15, e);
542             default: throw new IllegalArgumentException("Index " + i + " must be zero or positive, and less than " + VLENGTH);
543         }
544     }
545 
546     public Int512Vector withLaneHelper(int i, int e) {
547         return VectorSupport.insert(
548                                 VCLASS, ETYPE, VLENGTH,
549                                 this, i, (long)e,
550                                 (v, ix, bits) -> {
551                                     int[] res = v.vec().clone();
552                                     res[ix] = (int)bits;
553                                     return v.vectorFactory(res);
554                                 });
555     }
556 
557     // Mask
558 
559     static final class Int512Mask extends AbstractMask<Integer> {
560         static final int VLENGTH = VSPECIES.laneCount();    // used by the JVM
561         static final Class<Integer> ETYPE = int.class; // used by the JVM
562 
563         Int512Mask(boolean[] bits) {
564             this(bits, 0);
565         }
566 
567         Int512Mask(boolean[] bits, int offset) {
568             super(prepare(bits, offset));
569         }
570 
571         Int512Mask(boolean val) {
572             super(prepare(val));
573         }
574 
575         private static boolean[] prepare(boolean[] bits, int offset) {
576             boolean[] newBits = new boolean[VSPECIES.laneCount()];
577             for (int i = 0; i < newBits.length; i++) {
578                 newBits[i] = bits[offset + i];
579             }
580             return newBits;
581         }
582 
583         private static boolean[] prepare(boolean val) {
584             boolean[] bits = new boolean[VSPECIES.laneCount()];
585             Arrays.fill(bits, val);
586             return bits;
587         }
588 
589         @ForceInline
590         final @Override
591         public IntSpecies vspecies() {
592             // ISSUE:  This should probably be a @Stable
593             // field inside AbstractMask, rather than
594             // a megamorphic method.
595             return VSPECIES;
596         }
597 
598         @ForceInline
599         boolean[] getBits() {
600             return (boolean[])getPayload();
601         }
602 
603         @Override
604         Int512Mask uOp(MUnOp f) {
605             boolean[] res = new boolean[vspecies().laneCount()];
606             boolean[] bits = getBits();
607             for (int i = 0; i < res.length; i++) {
608                 res[i] = f.apply(i, bits[i]);
609             }
610             return new Int512Mask(res);
611         }
612 
613         @Override
614         Int512Mask bOp(VectorMask<Integer> m, MBinOp f) {
615             boolean[] res = new boolean[vspecies().laneCount()];
616             boolean[] bits = getBits();
617             boolean[] mbits = ((Int512Mask)m).getBits();
618             for (int i = 0; i < res.length; i++) {
619                 res[i] = f.apply(i, bits[i], mbits[i]);
620             }
621             return new Int512Mask(res);
622         }
623 
624         @ForceInline
625         @Override
626         public final
627         Int512Vector toVector() {
628             return (Int512Vector) super.toVectorTemplate();  // specialize
629         }
630 
631         /**
632          * Helper function for lane-wise mask conversions.
633          * This function kicks in after intrinsic failure.
634          */
635         @ForceInline
636         private final <E>
637         VectorMask<E> defaultMaskCast(AbstractSpecies<E> dsp) {
638             if (length() != dsp.laneCount())
639                 throw new IllegalArgumentException("VectorMask length and species length differ");
640             boolean[] maskArray = toArray();
641             return  dsp.maskFactory(maskArray).check(dsp);
642         }
643 
644         @Override
645         @ForceInline
646         public <E> VectorMask<E> cast(VectorSpecies<E> dsp) {
647             AbstractSpecies<E> species = (AbstractSpecies<E>) dsp;
648             if (length() != species.laneCount())
649                 throw new IllegalArgumentException("VectorMask length and species length differ");
650 
651             return VectorSupport.convert(VectorSupport.VECTOR_OP_CAST,
652                 this.getClass(), ETYPE, VLENGTH,
653                 species.maskType(), species.elementType(), VLENGTH,
654                 this, species,
655                 (m, s) -> s.maskFactory(m.toArray()).check(s));
656         }
657 
658         @Override
659         @ForceInline
660         public Int512Mask eq(VectorMask<Integer> mask) {
661             Objects.requireNonNull(mask);
662             Int512Mask m = (Int512Mask)mask;
663             return xor(m.not());
664         }
665 
666         // Unary operations
667 
668         @Override
669         @ForceInline
670         public Int512Mask not() {
671             return xor(maskAll(true));
672         }
673 









674         // Binary operations
675 
676         @Override
677         @ForceInline
678         public Int512Mask and(VectorMask<Integer> mask) {
679             Objects.requireNonNull(mask);
680             Int512Mask m = (Int512Mask)mask;
681             return VectorSupport.binaryOp(VECTOR_OP_AND, Int512Mask.class, null, int.class, VLENGTH,
682                                           this, m, null,
683                                           (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a & b));
684         }
685 
686         @Override
687         @ForceInline
688         public Int512Mask or(VectorMask<Integer> mask) {
689             Objects.requireNonNull(mask);
690             Int512Mask m = (Int512Mask)mask;
691             return VectorSupport.binaryOp(VECTOR_OP_OR, Int512Mask.class, null, int.class, VLENGTH,
692                                           this, m, null,
693                                           (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a | b));
694         }
695 
696         @ForceInline
697         /* package-private */
698         Int512Mask xor(VectorMask<Integer> mask) {
699             Objects.requireNonNull(mask);
700             Int512Mask m = (Int512Mask)mask;
701             return VectorSupport.binaryOp(VECTOR_OP_XOR, Int512Mask.class, null, int.class, VLENGTH,
702                                           this, m, null,
703                                           (m1, m2, vm) -> m1.bOp(m2, (i, a, b) -> a ^ b));
704         }
705 
706         // Mask Query operations
707 
708         @Override
709         @ForceInline
710         public int trueCount() {
711             return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TRUECOUNT, Int512Mask.class, int.class, VLENGTH, this,
712                                                       (m) -> trueCountHelper(m.getBits()));
713         }
714 
715         @Override
716         @ForceInline
717         public int firstTrue() {
718             return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_FIRSTTRUE, Int512Mask.class, int.class, VLENGTH, this,
719                                                       (m) -> firstTrueHelper(m.getBits()));
720         }
721 
722         @Override
723         @ForceInline
724         public int lastTrue() {
725             return (int) VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_LASTTRUE, Int512Mask.class, int.class, VLENGTH, this,
726                                                       (m) -> lastTrueHelper(m.getBits()));
727         }
728 
729         @Override
730         @ForceInline
731         public long toLong() {
732             if (length() > Long.SIZE) {
733                 throw new UnsupportedOperationException("too many lanes for one long");
734             }
735             return VectorSupport.maskReductionCoerced(VECTOR_OP_MASK_TOLONG, Int512Mask.class, int.class, VLENGTH, this,
736                                                       (m) -> toLongHelper(m.getBits()));
737         }
738 
739         // Reductions
740 
741         @Override
742         @ForceInline
743         public boolean anyTrue() {
744             return VectorSupport.test(BT_ne, Int512Mask.class, int.class, VLENGTH,
745                                          this, vspecies().maskAll(true),
746                                          (m, __) -> anyTrueHelper(((Int512Mask)m).getBits()));
747         }
748 
749         @Override
750         @ForceInline
751         public boolean allTrue() {
752             return VectorSupport.test(BT_overflow, Int512Mask.class, int.class, VLENGTH,
753                                          this, vspecies().maskAll(true),
754                                          (m, __) -> allTrueHelper(((Int512Mask)m).getBits()));
755         }
756 
757         @ForceInline
758         /*package-private*/
759         static Int512Mask maskAll(boolean bit) {
760             return VectorSupport.broadcastCoerced(Int512Mask.class, int.class, VLENGTH,
761                                                   (bit ? -1 : 0), null,
762                                                   (v, __) -> (v != 0 ? TRUE_MASK : FALSE_MASK));
763         }
764         private static final Int512Mask  TRUE_MASK = new Int512Mask(true);
765         private static final Int512Mask FALSE_MASK = new Int512Mask(false);
766 
767     }
768 
769     // Shuffle
770 
771     static final class Int512Shuffle extends AbstractShuffle<Integer> {
772         static final int VLENGTH = VSPECIES.laneCount();    // used by the JVM
773         static final Class<Integer> ETYPE = int.class; // used by the JVM
774 
775         Int512Shuffle(byte[] reorder) {
776             super(VLENGTH, reorder);
777         }
778 
779         public Int512Shuffle(int[] reorder) {
780             super(VLENGTH, reorder);
781         }
782 
783         public Int512Shuffle(int[] reorder, int i) {
784             super(VLENGTH, reorder, i);
785         }
786 
787         public Int512Shuffle(IntUnaryOperator fn) {
788             super(VLENGTH, fn);
789         }
790 
791         @Override
792         public IntSpecies vspecies() {
793             return VSPECIES;
794         }
795 
796         static {
797             // There must be enough bits in the shuffle lanes to encode
798             // VLENGTH valid indexes and VLENGTH exceptional ones.
799             assert(VLENGTH < Byte.MAX_VALUE);
800             assert(Byte.MIN_VALUE <= -VLENGTH);
801         }
802         static final Int512Shuffle IOTA = new Int512Shuffle(IDENTITY);
803 
804         @Override
805         @ForceInline
806         public Int512Vector toVector() {
807             return VectorSupport.shuffleToVector(VCLASS, ETYPE, Int512Shuffle.class, this, VLENGTH,
808                                                     (s) -> ((Int512Vector)(((AbstractShuffle<Integer>)(s)).toVectorTemplate())));
809         }
810 
811         @Override
812         @ForceInline
813         public <F> VectorShuffle<F> cast(VectorSpecies<F> s) {
814             AbstractSpecies<F> species = (AbstractSpecies<F>) s;
815             if (length() != species.laneCount())
816                 throw new IllegalArgumentException("VectorShuffle length and species length differ");
817             int[] shuffleArray = toArray();
818             return s.shuffleFromArray(shuffleArray, 0).check(s);
819         }
820 
821         @ForceInline
822         @Override
823         public Int512Shuffle rearrange(VectorShuffle<Integer> shuffle) {
824             Int512Shuffle s = (Int512Shuffle) shuffle;
825             byte[] reorder1 = reorder();
826             byte[] reorder2 = s.reorder();
827             byte[] r = new byte[reorder1.length];
828             for (int i = 0; i < reorder1.length; i++) {
829                 int ssi = reorder2[i];
830                 r[i] = reorder1[ssi];  // throws on exceptional index
831             }
832             return new Int512Shuffle(r);
833         }
834     }
835 
836     // ================================================
837 
838     // Specialized low-level memory operations.
839 
840     @ForceInline
841     @Override
842     final
843     IntVector fromArray0(int[] a, int offset) {
844         return super.fromArray0Template(a, offset);  // specialize
845     }
846 
847     @ForceInline
848     @Override
849     final
850     IntVector fromArray0(int[] a, int offset, VectorMask<Integer> m) {
851         return super.fromArray0Template(Int512Mask.class, a, offset, (Int512Mask) m);  // specialize
852     }
853 
854     @ForceInline
855     @Override
856     final
857     IntVector fromArray0(int[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Integer> m) {
858         return super.fromArray0Template(Int512Mask.class, a, offset, indexMap, mapOffset, (Int512Mask) m);
859     }
860 
861 
862 
863     @ForceInline
864     @Override
865     final
866     IntVector fromByteArray0(byte[] a, int offset) {
867         return super.fromByteArray0Template(a, offset);  // specialize
868     }
869 
870     @ForceInline
871     @Override
872     final
873     IntVector fromByteArray0(byte[] a, int offset, VectorMask<Integer> m) {
874         return super.fromByteArray0Template(Int512Mask.class, a, offset, (Int512Mask) m);  // specialize
875     }
876 
877     @ForceInline
878     @Override
879     final
880     IntVector fromByteBuffer0(ByteBuffer bb, int offset) {
881         return super.fromByteBuffer0Template(bb, offset);  // specialize
882     }
883 
884     @ForceInline
885     @Override
886     final
887     IntVector fromByteBuffer0(ByteBuffer bb, int offset, VectorMask<Integer> m) {
888         return super.fromByteBuffer0Template(Int512Mask.class, bb, offset, (Int512Mask) m);  // specialize
889     }
890 
891     @ForceInline
892     @Override
893     final
894     void intoArray0(int[] a, int offset) {
895         super.intoArray0Template(a, offset);  // specialize
896     }
897 
898     @ForceInline
899     @Override
900     final
901     void intoArray0(int[] a, int offset, VectorMask<Integer> m) {
902         super.intoArray0Template(Int512Mask.class, a, offset, (Int512Mask) m);
903     }
904 
905     @ForceInline
906     @Override
907     final
908     void intoArray0(int[] a, int offset, int[] indexMap, int mapOffset, VectorMask<Integer> m) {
909         super.intoArray0Template(Int512Mask.class, a, offset, indexMap, mapOffset, (Int512Mask) m);
910     }
911 
912 
913     @ForceInline
914     @Override
915     final
916     void intoByteArray0(byte[] a, int offset) {
917         super.intoByteArray0Template(a, offset);  // specialize
918     }
919 
920     @ForceInline
921     @Override
922     final
923     void intoByteArray0(byte[] a, int offset, VectorMask<Integer> m) {
924         super.intoByteArray0Template(Int512Mask.class, a, offset, (Int512Mask) m);  // specialize
925     }
926 
927     @ForceInline
928     @Override
929     final
930     void intoByteBuffer0(ByteBuffer bb, int offset, VectorMask<Integer> m) {
931         super.intoByteBuffer0Template(Int512Mask.class, bb, offset, (Int512Mask) m);
932     }
933 
934 
935     // End of specialized low-level memory operations.
936 
937     // ================================================
938 
939 }
--- EOF ---