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test/jdk/jdk/incubator/vector/benchmark/src/main/java/benchmark/jdk/incubator/vector/ByteMaxVector.java

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rev 54658 : refactored mask and shuffle creation methods, moved classes to top-level


   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have
  21  * questions.
  22  */
  23 
  24 package benchmark.jdk.incubator.vector;
  25 
  26 import jdk.incubator.vector.Vector;
  27 import jdk.incubator.vector.Vector.Shape;
  28 import jdk.incubator.vector.Vector.Species;

  29 import jdk.incubator.vector.ByteVector;
  30 
  31 import java.util.concurrent.TimeUnit;
  32 import java.util.function.BiFunction;
  33 import java.util.function.IntFunction;
  34 
  35 import org.openjdk.jmh.annotations.*;
  36 import org.openjdk.jmh.infra.Blackhole;
  37 
  38 @BenchmarkMode(Mode.Throughput)
  39 @OutputTimeUnit(TimeUnit.MILLISECONDS)
  40 @State(Scope.Benchmark)
  41 @Warmup(iterations = 3, time = 1)
  42 @Measurement(iterations = 5, time = 1)
  43 @Fork(value = 1, jvmArgsPrepend = {"--add-modules=jdk.incubator.vector"})
  44 public class ByteMaxVector extends AbstractVectorBenchmark {
  45     static final Species<Byte> SPECIES = ByteVector.SPECIES_MAX;
  46 
  47     static final int INVOC_COUNT = 1; // get rid of outer loop
  48 
  49     @Param("1024")
  50     int size;
  51 
  52     byte[] fill(IntFunction<Byte> f) {
  53         byte[] array = new byte[size];
  54         for (int i = 0; i < array.length; i++) {
  55             array[i] = f.apply(i);
  56         }
  57         return array;
  58     }
  59 
  60     byte[] a, b, c, r;
  61     boolean[] m, rm;
  62     int[] s;
  63 
  64     @Setup
  65     public void init() {


  91         byte[] b = fb.apply(SPECIES.length());
  92         byte[] r = fr.apply(SPECIES.length());
  93 
  94         for (int ic = 0; ic < INVOC_COUNT; ic++) {
  95             for (int i = 0; i < a.length; i += SPECIES.length()) {
  96                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
  97                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
  98                 av.add(bv).intoArray(r, i);
  99             }
 100         }
 101 
 102         bh.consume(r);
 103     }
 104 
 105     @Benchmark
 106     public void addMasked(Blackhole bh) {
 107         byte[] a = fa.apply(SPECIES.length());
 108         byte[] b = fb.apply(SPECIES.length());
 109         byte[] r = fr.apply(SPECIES.length());
 110         boolean[] mask = fm.apply(SPECIES.length());
 111         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 112 
 113         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 114             for (int i = 0; i < a.length; i += SPECIES.length()) {
 115                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 116                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 117                 av.add(bv, vmask).intoArray(r, i);
 118             }
 119         }
 120 
 121         bh.consume(r);
 122     }
 123 
 124     @Benchmark
 125     public void sub(Blackhole bh) {
 126         byte[] a = fa.apply(SPECIES.length());
 127         byte[] b = fb.apply(SPECIES.length());
 128         byte[] r = fr.apply(SPECIES.length());
 129 
 130         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 131             for (int i = 0; i < a.length; i += SPECIES.length()) {
 132                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 133                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 134                 av.sub(bv).intoArray(r, i);
 135             }
 136         }
 137 
 138         bh.consume(r);
 139     }
 140 
 141     @Benchmark
 142     public void subMasked(Blackhole bh) {
 143         byte[] a = fa.apply(SPECIES.length());
 144         byte[] b = fb.apply(SPECIES.length());
 145         byte[] r = fr.apply(SPECIES.length());
 146         boolean[] mask = fm.apply(SPECIES.length());
 147         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 148 
 149         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 150             for (int i = 0; i < a.length; i += SPECIES.length()) {
 151                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 152                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 153                 av.sub(bv, vmask).intoArray(r, i);
 154             }
 155         }
 156 
 157         bh.consume(r);
 158     }
 159 
 160 
 161 
 162     @Benchmark
 163     public void mul(Blackhole bh) {
 164         byte[] a = fa.apply(SPECIES.length());
 165         byte[] b = fb.apply(SPECIES.length());
 166         byte[] r = fr.apply(SPECIES.length());
 167 
 168         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 169             for (int i = 0; i < a.length; i += SPECIES.length()) {
 170                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 171                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 172                 av.mul(bv).intoArray(r, i);
 173             }
 174         }
 175 
 176         bh.consume(r);
 177     }
 178 
 179     @Benchmark
 180     public void mulMasked(Blackhole bh) {
 181         byte[] a = fa.apply(SPECIES.length());
 182         byte[] b = fb.apply(SPECIES.length());
 183         byte[] r = fr.apply(SPECIES.length());
 184         boolean[] mask = fm.apply(SPECIES.length());
 185         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 186 
 187         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 188             for (int i = 0; i < a.length; i += SPECIES.length()) {
 189                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 190                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 191                 av.mul(bv, vmask).intoArray(r, i);
 192             }
 193         }
 194 
 195         bh.consume(r);
 196     }
 197 
 198 
 199     @Benchmark
 200     public void and(Blackhole bh) {
 201         byte[] a = fa.apply(SPECIES.length());
 202         byte[] b = fb.apply(SPECIES.length());
 203         byte[] r = fr.apply(SPECIES.length());
 204 
 205         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 206             for (int i = 0; i < a.length; i += SPECIES.length()) {
 207                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 208                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 209                 av.and(bv).intoArray(r, i);
 210             }
 211         }
 212 
 213         bh.consume(r);
 214     }
 215 
 216 
 217 
 218     @Benchmark
 219     public void andMasked(Blackhole bh) {
 220         byte[] a = fa.apply(SPECIES.length());
 221         byte[] b = fb.apply(SPECIES.length());
 222         byte[] r = fr.apply(SPECIES.length());
 223         boolean[] mask = fm.apply(SPECIES.length());
 224         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 225 
 226         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 227             for (int i = 0; i < a.length; i += SPECIES.length()) {
 228                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 229                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 230                 av.and(bv, vmask).intoArray(r, i);
 231             }
 232         }
 233 
 234         bh.consume(r);
 235     }
 236 
 237 
 238 
 239     @Benchmark
 240     public void or(Blackhole bh) {
 241         byte[] a = fa.apply(SPECIES.length());
 242         byte[] b = fb.apply(SPECIES.length());
 243         byte[] r = fr.apply(SPECIES.length());
 244 
 245         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 246             for (int i = 0; i < a.length; i += SPECIES.length()) {
 247                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 248                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 249                 av.or(bv).intoArray(r, i);
 250             }
 251         }
 252 
 253         bh.consume(r);
 254     }
 255 
 256 
 257 
 258     @Benchmark
 259     public void orMasked(Blackhole bh) {
 260         byte[] a = fa.apply(SPECIES.length());
 261         byte[] b = fb.apply(SPECIES.length());
 262         byte[] r = fr.apply(SPECIES.length());
 263         boolean[] mask = fm.apply(SPECIES.length());
 264         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 265 
 266         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 267             for (int i = 0; i < a.length; i += SPECIES.length()) {
 268                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 269                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 270                 av.or(bv, vmask).intoArray(r, i);
 271             }
 272         }
 273 
 274         bh.consume(r);
 275     }
 276 
 277 
 278 
 279     @Benchmark
 280     public void xor(Blackhole bh) {
 281         byte[] a = fa.apply(SPECIES.length());
 282         byte[] b = fb.apply(SPECIES.length());
 283         byte[] r = fr.apply(SPECIES.length());
 284 
 285         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 286             for (int i = 0; i < a.length; i += SPECIES.length()) {
 287                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 288                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 289                 av.xor(bv).intoArray(r, i);
 290             }
 291         }
 292 
 293         bh.consume(r);
 294     }
 295 
 296 
 297 
 298     @Benchmark
 299     public void xorMasked(Blackhole bh) {
 300         byte[] a = fa.apply(SPECIES.length());
 301         byte[] b = fb.apply(SPECIES.length());
 302         byte[] r = fr.apply(SPECIES.length());
 303         boolean[] mask = fm.apply(SPECIES.length());
 304         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 305 
 306         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 307             for (int i = 0; i < a.length; i += SPECIES.length()) {
 308                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 309                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 310                 av.xor(bv, vmask).intoArray(r, i);
 311             }
 312         }
 313 
 314         bh.consume(r);
 315     }
 316 
 317 
 318 
 319 
 320 
 321 
 322 
 323 
 324 


 335         byte[] r = fr.apply(SPECIES.length());
 336 
 337         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 338             for (int i = 0; i < a.length; i += SPECIES.length()) {
 339                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 340                 av.aShiftR((int)b[i]).intoArray(r, i);
 341             }
 342         }
 343 
 344         bh.consume(r);
 345     }
 346 
 347 
 348 
 349     @Benchmark
 350     public void aShiftRMaskedShift(Blackhole bh) {
 351         byte[] a = fa.apply(SPECIES.length());
 352         byte[] b = fb.apply(SPECIES.length());
 353         byte[] r = fr.apply(SPECIES.length());
 354         boolean[] mask = fm.apply(SPECIES.length());
 355         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 356 
 357         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 358             for (int i = 0; i < a.length; i += SPECIES.length()) {
 359                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 360                 av.aShiftR((int)b[i], vmask).intoArray(r, i);
 361             }
 362         }
 363 
 364         bh.consume(r);
 365     }
 366 
 367 
 368 
 369     @Benchmark
 370     public void shiftLShift(Blackhole bh) {
 371         byte[] a = fa.apply(SPECIES.length());
 372         byte[] b = fb.apply(SPECIES.length());
 373         byte[] r = fr.apply(SPECIES.length());
 374 
 375         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 376             for (int i = 0; i < a.length; i += SPECIES.length()) {
 377                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 378                 av.shiftL((int)b[i]).intoArray(r, i);
 379             }
 380         }
 381 
 382         bh.consume(r);
 383     }
 384 
 385 
 386 
 387     @Benchmark
 388     public void shiftLMaskedShift(Blackhole bh) {
 389         byte[] a = fa.apply(SPECIES.length());
 390         byte[] b = fb.apply(SPECIES.length());
 391         byte[] r = fr.apply(SPECIES.length());
 392         boolean[] mask = fm.apply(SPECIES.length());
 393         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 394 
 395         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 396             for (int i = 0; i < a.length; i += SPECIES.length()) {
 397                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 398                 av.shiftL((int)b[i], vmask).intoArray(r, i);
 399             }
 400         }
 401 
 402         bh.consume(r);
 403     }
 404 
 405 
 406 
 407     @Benchmark
 408     public void shiftRShift(Blackhole bh) {
 409         byte[] a = fa.apply(SPECIES.length());
 410         byte[] b = fb.apply(SPECIES.length());
 411         byte[] r = fr.apply(SPECIES.length());
 412 
 413         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 414             for (int i = 0; i < a.length; i += SPECIES.length()) {
 415                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 416                 av.shiftR((int)b[i]).intoArray(r, i);
 417             }
 418         }
 419 
 420         bh.consume(r);
 421     }
 422 
 423 
 424 
 425     @Benchmark
 426     public void shiftRMaskedShift(Blackhole bh) {
 427         byte[] a = fa.apply(SPECIES.length());
 428         byte[] b = fb.apply(SPECIES.length());
 429         byte[] r = fr.apply(SPECIES.length());
 430         boolean[] mask = fm.apply(SPECIES.length());
 431         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 432 
 433         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 434             for (int i = 0; i < a.length; i += SPECIES.length()) {
 435                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 436                 av.shiftR((int)b[i], vmask).intoArray(r, i);
 437             }
 438         }
 439 
 440         bh.consume(r);
 441     }
 442 
 443 
 444 
 445 
 446 
 447 
 448 
 449 
 450     @Benchmark
 451     public void max(Blackhole bh) {


 583         byte ra = Byte.MIN_VALUE;
 584 
 585         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 586             ra = Byte.MIN_VALUE;
 587             for (int i = 0; i < a.length; i += SPECIES.length()) {
 588                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 589                 ra = (byte)Math.max(ra, av.maxAll());
 590             }
 591         }
 592         bh.consume(ra);
 593     }
 594 
 595 
 596     @Benchmark
 597     public void anyTrue(Blackhole bh) {
 598         boolean[] mask = fm.apply(SPECIES.length());
 599         boolean[] r = fmr.apply(SPECIES.length());
 600 
 601         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 602             for (int i = 0; i < mask.length; i += SPECIES.length()) {
 603                 Vector.Mask<Byte> vmask = ByteVector.maskFromArray(SPECIES, mask, i);
 604                 r[i] = vmask.anyTrue();
 605             }
 606         }
 607 
 608         bh.consume(r);
 609     }
 610 
 611 
 612 
 613     @Benchmark
 614     public void allTrue(Blackhole bh) {
 615         boolean[] mask = fm.apply(SPECIES.length());
 616         boolean[] r = fmr.apply(SPECIES.length());
 617 
 618         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 619             for (int i = 0; i < mask.length; i += SPECIES.length()) {
 620                 Vector.Mask<Byte> vmask = ByteVector.maskFromArray(SPECIES, mask, i);
 621                 r[i] = vmask.allTrue();
 622             }
 623         }
 624 
 625         bh.consume(r);
 626     }
 627 
 628 
 629     @Benchmark
 630     public void with(Blackhole bh) {
 631         byte[] a = fa.apply(SPECIES.length());
 632         byte[] r = fr.apply(SPECIES.length());
 633 
 634         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 635             for (int i = 0; i < a.length; i += SPECIES.length()) {
 636                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 637                 av.with(0, (byte)4).intoArray(r, i);
 638             }
 639         }
 640 
 641         bh.consume(r);
 642     }
 643 
 644     @Benchmark
 645     public Object lessThan() {
 646         byte[] a = fa.apply(size);
 647         byte[] b = fb.apply(size);
 648         boolean[] ms = fm.apply(size);
 649         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 650 
 651         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 652             for (int i = 0; i < a.length; i += SPECIES.length()) {
 653                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 654                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 655                 Vector.Mask<Byte> mv = av.lessThan(bv);
 656 
 657                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 658             }
 659         }
 660         return m;
 661     }
 662 
 663 
 664     @Benchmark
 665     public Object greaterThan() {
 666         byte[] a = fa.apply(size);
 667         byte[] b = fb.apply(size);
 668         boolean[] ms = fm.apply(size);
 669         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 670 
 671         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 672             for (int i = 0; i < a.length; i += SPECIES.length()) {
 673                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 674                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 675                 Vector.Mask<Byte> mv = av.greaterThan(bv);
 676 
 677                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 678             }
 679         }
 680         return m;
 681     }
 682 
 683 
 684     @Benchmark
 685     public Object equal() {
 686         byte[] a = fa.apply(size);
 687         byte[] b = fb.apply(size);
 688         boolean[] ms = fm.apply(size);
 689         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 690 
 691         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 692             for (int i = 0; i < a.length; i += SPECIES.length()) {
 693                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 694                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 695                 Vector.Mask<Byte> mv = av.equal(bv);
 696 
 697                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 698             }
 699         }
 700         return m;
 701     }
 702 
 703 
 704     @Benchmark
 705     public Object notEqual() {
 706         byte[] a = fa.apply(size);
 707         byte[] b = fb.apply(size);
 708         boolean[] ms = fm.apply(size);
 709         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 710 
 711         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 712             for (int i = 0; i < a.length; i += SPECIES.length()) {
 713                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 714                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 715                 Vector.Mask<Byte> mv = av.notEqual(bv);
 716 
 717                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 718             }
 719         }
 720         return m;
 721     }
 722 
 723 
 724     @Benchmark
 725     public Object lessThanEq() {
 726         byte[] a = fa.apply(size);
 727         byte[] b = fb.apply(size);
 728         boolean[] ms = fm.apply(size);
 729         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 730 
 731         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 732             for (int i = 0; i < a.length; i += SPECIES.length()) {
 733                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 734                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 735                 Vector.Mask<Byte> mv = av.lessThanEq(bv);
 736 
 737                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 738             }
 739         }
 740         return m;
 741     }
 742 
 743 
 744     @Benchmark
 745     public Object greaterThanEq() {
 746         byte[] a = fa.apply(size);
 747         byte[] b = fb.apply(size);
 748         boolean[] ms = fm.apply(size);
 749         Vector.Mask<Byte> m = ByteVector.maskFromArray(SPECIES, ms, 0);
 750 
 751         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 752             for (int i = 0; i < a.length; i += SPECIES.length()) {
 753                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 754                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 755                 Vector.Mask<Byte> mv = av.greaterThanEq(bv);
 756 
 757                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 758             }
 759         }
 760         return m;
 761     }
 762 
 763 
 764     @Benchmark
 765     public void blend(Blackhole bh) {
 766         byte[] a = fa.apply(SPECIES.length());
 767         byte[] b = fb.apply(SPECIES.length());
 768         byte[] r = fr.apply(SPECIES.length());
 769         boolean[] mask = fm.apply(SPECIES.length());
 770         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 771 
 772         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 773             for (int i = 0; i < a.length; i += SPECIES.length()) {
 774                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 775                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 776                 av.blend(bv, vmask).intoArray(r, i);
 777             }
 778         }
 779 
 780         bh.consume(r);
 781     }
 782 
 783     @Benchmark
 784     public void rearrange(Blackhole bh) {
 785         byte[] a = fa.apply(SPECIES.length());
 786         int[] order = fs.apply(a.length, SPECIES.length());
 787         byte[] r = fr.apply(SPECIES.length());
 788 
 789         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 790             for (int i = 0; i < a.length; i += SPECIES.length()) {
 791                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 792                 av.rearrange(ByteVector.shuffleFromArray(SPECIES, order, i)).intoArray(r, i);
 793             }
 794         }
 795 
 796         bh.consume(r);
 797     }
 798 
 799     @Benchmark
 800     public void extract(Blackhole bh) {
 801         byte[] a = fa.apply(SPECIES.length());
 802         byte[] r = fr.apply(SPECIES.length());
 803 
 804         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 805             for (int i = 0; i < a.length; i += SPECIES.length()) {
 806                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 807                 int num_lanes = SPECIES.length();
 808                 // Manually unroll because full unroll happens after intrinsification.
 809                 // Unroll is needed because get intrinsic requires for index to be a known constant.
 810                 if (num_lanes == 1) {
 811                     r[i]=av.get(0);
 812                 } else if (num_lanes == 2) {


 975     @Benchmark
 976     public void neg(Blackhole bh) {
 977         byte[] a = fa.apply(SPECIES.length());
 978         byte[] r = fr.apply(SPECIES.length());
 979 
 980         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 981             for (int i = 0; i < a.length; i += SPECIES.length()) {
 982                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 983                 av.neg().intoArray(r, i);
 984             }
 985         }
 986 
 987         bh.consume(r);
 988     }
 989 
 990     @Benchmark
 991     public void negMasked(Blackhole bh) {
 992         byte[] a = fa.apply(SPECIES.length());
 993         byte[] r = fr.apply(SPECIES.length());
 994         boolean[] mask = fm.apply(SPECIES.length());
 995         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
 996 
 997         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 998             for (int i = 0; i < a.length; i += SPECIES.length()) {
 999                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1000                 av.neg(vmask).intoArray(r, i);
1001             }
1002         }
1003 
1004         bh.consume(r);
1005     }
1006 
1007     @Benchmark
1008     public void abs(Blackhole bh) {
1009         byte[] a = fa.apply(SPECIES.length());
1010         byte[] r = fr.apply(SPECIES.length());
1011 
1012         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1013             for (int i = 0; i < a.length; i += SPECIES.length()) {
1014                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1015                 av.abs().intoArray(r, i);
1016             }
1017         }
1018 
1019         bh.consume(r);
1020     }
1021 
1022     @Benchmark
1023     public void absMasked(Blackhole bh) {
1024         byte[] a = fa.apply(SPECIES.length());
1025         byte[] r = fr.apply(SPECIES.length());
1026         boolean[] mask = fm.apply(SPECIES.length());
1027         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
1028 
1029         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1030             for (int i = 0; i < a.length; i += SPECIES.length()) {
1031                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1032                 av.abs(vmask).intoArray(r, i);
1033             }
1034         }
1035 
1036         bh.consume(r);
1037     }
1038 
1039 
1040     @Benchmark
1041     public void not(Blackhole bh) {
1042         byte[] a = fa.apply(SPECIES.length());
1043         byte[] r = fr.apply(SPECIES.length());
1044 
1045         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1046             for (int i = 0; i < a.length; i += SPECIES.length()) {
1047                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1048                 av.not().intoArray(r, i);
1049             }
1050         }
1051 
1052         bh.consume(r);
1053     }
1054 
1055 
1056 
1057     @Benchmark
1058     public void notMasked(Blackhole bh) {
1059         byte[] a = fa.apply(SPECIES.length());
1060         byte[] r = fr.apply(SPECIES.length());
1061         boolean[] mask = fm.apply(SPECIES.length());
1062         Vector.Mask<Byte> vmask = ByteVector.maskFromValues(SPECIES, mask);
1063 
1064         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1065             for (int i = 0; i < a.length; i += SPECIES.length()) {
1066                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1067                 av.not(vmask).intoArray(r, i);
1068             }
1069         }
1070 
1071         bh.consume(r);
1072     }
1073 
1074 
1075 
1076 
1077 
1078 }
1079 


   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have
  21  * questions.
  22  */
  23 
  24 package benchmark.jdk.incubator.vector;
  25 
  26 import jdk.incubator.vector.Vector;
  27 import jdk.incubator.vector.VectorShape;
  28 import jdk.incubator.vector.VectorSpecies;
  29 import jdk.incubator.vector.VectorShuffle;
  30 import jdk.incubator.vector.ByteVector;
  31 
  32 import java.util.concurrent.TimeUnit;
  33 import java.util.function.BiFunction;
  34 import java.util.function.IntFunction;
  35 
  36 import org.openjdk.jmh.annotations.*;
  37 import org.openjdk.jmh.infra.Blackhole;
  38 
  39 @BenchmarkMode(Mode.Throughput)
  40 @OutputTimeUnit(TimeUnit.MILLISECONDS)
  41 @State(Scope.Benchmark)
  42 @Warmup(iterations = 3, time = 1)
  43 @Measurement(iterations = 5, time = 1)
  44 @Fork(value = 1, jvmArgsPrepend = {"--add-modules=jdk.incubator.vector"})
  45 public class ByteMaxVector extends AbstractVectorBenchmark {
  46     static final VectorSpecies<Byte> SPECIES = ByteVector.SPECIES_MAX;
  47 
  48     static final int INVOC_COUNT = 1; // get rid of outer loop
  49 
  50     @Param("1024")
  51     int size;
  52 
  53     byte[] fill(IntFunction<Byte> f) {
  54         byte[] array = new byte[size];
  55         for (int i = 0; i < array.length; i++) {
  56             array[i] = f.apply(i);
  57         }
  58         return array;
  59     }
  60 
  61     byte[] a, b, c, r;
  62     boolean[] m, rm;
  63     int[] s;
  64 
  65     @Setup
  66     public void init() {


  92         byte[] b = fb.apply(SPECIES.length());
  93         byte[] r = fr.apply(SPECIES.length());
  94 
  95         for (int ic = 0; ic < INVOC_COUNT; ic++) {
  96             for (int i = 0; i < a.length; i += SPECIES.length()) {
  97                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
  98                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
  99                 av.add(bv).intoArray(r, i);
 100             }
 101         }
 102 
 103         bh.consume(r);
 104     }
 105 
 106     @Benchmark
 107     public void addMasked(Blackhole bh) {
 108         byte[] a = fa.apply(SPECIES.length());
 109         byte[] b = fb.apply(SPECIES.length());
 110         byte[] r = fr.apply(SPECIES.length());
 111         boolean[] mask = fm.apply(SPECIES.length());
 112         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 113 
 114         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 115             for (int i = 0; i < a.length; i += SPECIES.length()) {
 116                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 117                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 118                 av.add(bv, vmask).intoArray(r, i);
 119             }
 120         }
 121 
 122         bh.consume(r);
 123     }
 124 
 125     @Benchmark
 126     public void sub(Blackhole bh) {
 127         byte[] a = fa.apply(SPECIES.length());
 128         byte[] b = fb.apply(SPECIES.length());
 129         byte[] r = fr.apply(SPECIES.length());
 130 
 131         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 132             for (int i = 0; i < a.length; i += SPECIES.length()) {
 133                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 134                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 135                 av.sub(bv).intoArray(r, i);
 136             }
 137         }
 138 
 139         bh.consume(r);
 140     }
 141 
 142     @Benchmark
 143     public void subMasked(Blackhole bh) {
 144         byte[] a = fa.apply(SPECIES.length());
 145         byte[] b = fb.apply(SPECIES.length());
 146         byte[] r = fr.apply(SPECIES.length());
 147         boolean[] mask = fm.apply(SPECIES.length());
 148         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 149 
 150         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 151             for (int i = 0; i < a.length; i += SPECIES.length()) {
 152                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 153                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 154                 av.sub(bv, vmask).intoArray(r, i);
 155             }
 156         }
 157 
 158         bh.consume(r);
 159     }
 160 
 161 
 162 
 163     @Benchmark
 164     public void mul(Blackhole bh) {
 165         byte[] a = fa.apply(SPECIES.length());
 166         byte[] b = fb.apply(SPECIES.length());
 167         byte[] r = fr.apply(SPECIES.length());
 168 
 169         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 170             for (int i = 0; i < a.length; i += SPECIES.length()) {
 171                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 172                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 173                 av.mul(bv).intoArray(r, i);
 174             }
 175         }
 176 
 177         bh.consume(r);
 178     }
 179 
 180     @Benchmark
 181     public void mulMasked(Blackhole bh) {
 182         byte[] a = fa.apply(SPECIES.length());
 183         byte[] b = fb.apply(SPECIES.length());
 184         byte[] r = fr.apply(SPECIES.length());
 185         boolean[] mask = fm.apply(SPECIES.length());
 186         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 187 
 188         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 189             for (int i = 0; i < a.length; i += SPECIES.length()) {
 190                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 191                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 192                 av.mul(bv, vmask).intoArray(r, i);
 193             }
 194         }
 195 
 196         bh.consume(r);
 197     }
 198 
 199 
 200     @Benchmark
 201     public void and(Blackhole bh) {
 202         byte[] a = fa.apply(SPECIES.length());
 203         byte[] b = fb.apply(SPECIES.length());
 204         byte[] r = fr.apply(SPECIES.length());
 205 
 206         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 207             for (int i = 0; i < a.length; i += SPECIES.length()) {
 208                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 209                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 210                 av.and(bv).intoArray(r, i);
 211             }
 212         }
 213 
 214         bh.consume(r);
 215     }
 216 
 217 
 218 
 219     @Benchmark
 220     public void andMasked(Blackhole bh) {
 221         byte[] a = fa.apply(SPECIES.length());
 222         byte[] b = fb.apply(SPECIES.length());
 223         byte[] r = fr.apply(SPECIES.length());
 224         boolean[] mask = fm.apply(SPECIES.length());
 225         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 226 
 227         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 228             for (int i = 0; i < a.length; i += SPECIES.length()) {
 229                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 230                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 231                 av.and(bv, vmask).intoArray(r, i);
 232             }
 233         }
 234 
 235         bh.consume(r);
 236     }
 237 
 238 
 239 
 240     @Benchmark
 241     public void or(Blackhole bh) {
 242         byte[] a = fa.apply(SPECIES.length());
 243         byte[] b = fb.apply(SPECIES.length());
 244         byte[] r = fr.apply(SPECIES.length());
 245 
 246         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 247             for (int i = 0; i < a.length; i += SPECIES.length()) {
 248                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 249                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 250                 av.or(bv).intoArray(r, i);
 251             }
 252         }
 253 
 254         bh.consume(r);
 255     }
 256 
 257 
 258 
 259     @Benchmark
 260     public void orMasked(Blackhole bh) {
 261         byte[] a = fa.apply(SPECIES.length());
 262         byte[] b = fb.apply(SPECIES.length());
 263         byte[] r = fr.apply(SPECIES.length());
 264         boolean[] mask = fm.apply(SPECIES.length());
 265         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 266 
 267         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 268             for (int i = 0; i < a.length; i += SPECIES.length()) {
 269                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 270                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 271                 av.or(bv, vmask).intoArray(r, i);
 272             }
 273         }
 274 
 275         bh.consume(r);
 276     }
 277 
 278 
 279 
 280     @Benchmark
 281     public void xor(Blackhole bh) {
 282         byte[] a = fa.apply(SPECIES.length());
 283         byte[] b = fb.apply(SPECIES.length());
 284         byte[] r = fr.apply(SPECIES.length());
 285 
 286         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 287             for (int i = 0; i < a.length; i += SPECIES.length()) {
 288                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 289                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 290                 av.xor(bv).intoArray(r, i);
 291             }
 292         }
 293 
 294         bh.consume(r);
 295     }
 296 
 297 
 298 
 299     @Benchmark
 300     public void xorMasked(Blackhole bh) {
 301         byte[] a = fa.apply(SPECIES.length());
 302         byte[] b = fb.apply(SPECIES.length());
 303         byte[] r = fr.apply(SPECIES.length());
 304         boolean[] mask = fm.apply(SPECIES.length());
 305         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 306 
 307         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 308             for (int i = 0; i < a.length; i += SPECIES.length()) {
 309                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 310                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 311                 av.xor(bv, vmask).intoArray(r, i);
 312             }
 313         }
 314 
 315         bh.consume(r);
 316     }
 317 
 318 
 319 
 320 
 321 
 322 
 323 
 324 
 325 


 336         byte[] r = fr.apply(SPECIES.length());
 337 
 338         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 339             for (int i = 0; i < a.length; i += SPECIES.length()) {
 340                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 341                 av.aShiftR((int)b[i]).intoArray(r, i);
 342             }
 343         }
 344 
 345         bh.consume(r);
 346     }
 347 
 348 
 349 
 350     @Benchmark
 351     public void aShiftRMaskedShift(Blackhole bh) {
 352         byte[] a = fa.apply(SPECIES.length());
 353         byte[] b = fb.apply(SPECIES.length());
 354         byte[] r = fr.apply(SPECIES.length());
 355         boolean[] mask = fm.apply(SPECIES.length());
 356         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 357 
 358         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 359             for (int i = 0; i < a.length; i += SPECIES.length()) {
 360                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 361                 av.aShiftR((int)b[i], vmask).intoArray(r, i);
 362             }
 363         }
 364 
 365         bh.consume(r);
 366     }
 367 
 368 
 369 
 370     @Benchmark
 371     public void shiftLShift(Blackhole bh) {
 372         byte[] a = fa.apply(SPECIES.length());
 373         byte[] b = fb.apply(SPECIES.length());
 374         byte[] r = fr.apply(SPECIES.length());
 375 
 376         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 377             for (int i = 0; i < a.length; i += SPECIES.length()) {
 378                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 379                 av.shiftL((int)b[i]).intoArray(r, i);
 380             }
 381         }
 382 
 383         bh.consume(r);
 384     }
 385 
 386 
 387 
 388     @Benchmark
 389     public void shiftLMaskedShift(Blackhole bh) {
 390         byte[] a = fa.apply(SPECIES.length());
 391         byte[] b = fb.apply(SPECIES.length());
 392         byte[] r = fr.apply(SPECIES.length());
 393         boolean[] mask = fm.apply(SPECIES.length());
 394         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 395 
 396         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 397             for (int i = 0; i < a.length; i += SPECIES.length()) {
 398                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 399                 av.shiftL((int)b[i], vmask).intoArray(r, i);
 400             }
 401         }
 402 
 403         bh.consume(r);
 404     }
 405 
 406 
 407 
 408     @Benchmark
 409     public void shiftRShift(Blackhole bh) {
 410         byte[] a = fa.apply(SPECIES.length());
 411         byte[] b = fb.apply(SPECIES.length());
 412         byte[] r = fr.apply(SPECIES.length());
 413 
 414         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 415             for (int i = 0; i < a.length; i += SPECIES.length()) {
 416                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 417                 av.shiftR((int)b[i]).intoArray(r, i);
 418             }
 419         }
 420 
 421         bh.consume(r);
 422     }
 423 
 424 
 425 
 426     @Benchmark
 427     public void shiftRMaskedShift(Blackhole bh) {
 428         byte[] a = fa.apply(SPECIES.length());
 429         byte[] b = fb.apply(SPECIES.length());
 430         byte[] r = fr.apply(SPECIES.length());
 431         boolean[] mask = fm.apply(SPECIES.length());
 432         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 433 
 434         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 435             for (int i = 0; i < a.length; i += SPECIES.length()) {
 436                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 437                 av.shiftR((int)b[i], vmask).intoArray(r, i);
 438             }
 439         }
 440 
 441         bh.consume(r);
 442     }
 443 
 444 
 445 
 446 
 447 
 448 
 449 
 450 
 451     @Benchmark
 452     public void max(Blackhole bh) {


 584         byte ra = Byte.MIN_VALUE;
 585 
 586         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 587             ra = Byte.MIN_VALUE;
 588             for (int i = 0; i < a.length; i += SPECIES.length()) {
 589                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 590                 ra = (byte)Math.max(ra, av.maxAll());
 591             }
 592         }
 593         bh.consume(ra);
 594     }
 595 
 596 
 597     @Benchmark
 598     public void anyTrue(Blackhole bh) {
 599         boolean[] mask = fm.apply(SPECIES.length());
 600         boolean[] r = fmr.apply(SPECIES.length());
 601 
 602         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 603             for (int i = 0; i < mask.length; i += SPECIES.length()) {
 604                 VectorMask<Byte> vmask = VectorMask.fromArray(SPECIES, mask, i);
 605                 r[i] = vmask.anyTrue();
 606             }
 607         }
 608 
 609         bh.consume(r);
 610     }
 611 
 612 
 613 
 614     @Benchmark
 615     public void allTrue(Blackhole bh) {
 616         boolean[] mask = fm.apply(SPECIES.length());
 617         boolean[] r = fmr.apply(SPECIES.length());
 618 
 619         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 620             for (int i = 0; i < mask.length; i += SPECIES.length()) {
 621                 VectorMask<Byte> vmask = VectorMask.fromArray(SPECIES, mask, i);
 622                 r[i] = vmask.allTrue();
 623             }
 624         }
 625 
 626         bh.consume(r);
 627     }
 628 
 629 
 630     @Benchmark
 631     public void with(Blackhole bh) {
 632         byte[] a = fa.apply(SPECIES.length());
 633         byte[] r = fr.apply(SPECIES.length());
 634 
 635         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 636             for (int i = 0; i < a.length; i += SPECIES.length()) {
 637                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 638                 av.with(0, (byte)4).intoArray(r, i);
 639             }
 640         }
 641 
 642         bh.consume(r);
 643     }
 644 
 645     @Benchmark
 646     public Object lessThan() {
 647         byte[] a = fa.apply(size);
 648         byte[] b = fb.apply(size);
 649         boolean[] ms = fm.apply(size);
 650         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 651 
 652         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 653             for (int i = 0; i < a.length; i += SPECIES.length()) {
 654                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 655                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 656                 VectorMask<Byte> mv = av.lessThan(bv);
 657 
 658                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 659             }
 660         }
 661         return m;
 662     }
 663 
 664 
 665     @Benchmark
 666     public Object greaterThan() {
 667         byte[] a = fa.apply(size);
 668         byte[] b = fb.apply(size);
 669         boolean[] ms = fm.apply(size);
 670         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 671 
 672         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 673             for (int i = 0; i < a.length; i += SPECIES.length()) {
 674                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 675                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 676                 VectorMask<Byte> mv = av.greaterThan(bv);
 677 
 678                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 679             }
 680         }
 681         return m;
 682     }
 683 
 684 
 685     @Benchmark
 686     public Object equal() {
 687         byte[] a = fa.apply(size);
 688         byte[] b = fb.apply(size);
 689         boolean[] ms = fm.apply(size);
 690         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 691 
 692         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 693             for (int i = 0; i < a.length; i += SPECIES.length()) {
 694                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 695                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 696                 VectorMask<Byte> mv = av.equal(bv);
 697 
 698                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 699             }
 700         }
 701         return m;
 702     }
 703 
 704 
 705     @Benchmark
 706     public Object notEqual() {
 707         byte[] a = fa.apply(size);
 708         byte[] b = fb.apply(size);
 709         boolean[] ms = fm.apply(size);
 710         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 711 
 712         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 713             for (int i = 0; i < a.length; i += SPECIES.length()) {
 714                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 715                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 716                 VectorMask<Byte> mv = av.notEqual(bv);
 717 
 718                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 719             }
 720         }
 721         return m;
 722     }
 723 
 724 
 725     @Benchmark
 726     public Object lessThanEq() {
 727         byte[] a = fa.apply(size);
 728         byte[] b = fb.apply(size);
 729         boolean[] ms = fm.apply(size);
 730         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 731 
 732         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 733             for (int i = 0; i < a.length; i += SPECIES.length()) {
 734                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 735                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 736                 VectorMask<Byte> mv = av.lessThanEq(bv);
 737 
 738                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 739             }
 740         }
 741         return m;
 742     }
 743 
 744 
 745     @Benchmark
 746     public Object greaterThanEq() {
 747         byte[] a = fa.apply(size);
 748         byte[] b = fb.apply(size);
 749         boolean[] ms = fm.apply(size);
 750         VectorMask<Byte> m = VectorMask.maskFromArray(SPECIES, ms, 0);
 751 
 752         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 753             for (int i = 0; i < a.length; i += SPECIES.length()) {
 754                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 755                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 756                 VectorMask<Byte> mv = av.greaterThanEq(bv);
 757 
 758                 m = m.and(mv); // accumulate results, so JIT can't eliminate relevant computations
 759             }
 760         }
 761         return m;
 762     }
 763 
 764 
 765     @Benchmark
 766     public void blend(Blackhole bh) {
 767         byte[] a = fa.apply(SPECIES.length());
 768         byte[] b = fb.apply(SPECIES.length());
 769         byte[] r = fr.apply(SPECIES.length());
 770         boolean[] mask = fm.apply(SPECIES.length());
 771         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 772 
 773         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 774             for (int i = 0; i < a.length; i += SPECIES.length()) {
 775                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 776                 ByteVector bv = ByteVector.fromArray(SPECIES, b, i);
 777                 av.blend(bv, vmask).intoArray(r, i);
 778             }
 779         }
 780 
 781         bh.consume(r);
 782     }
 783 
 784     @Benchmark
 785     public void rearrange(Blackhole bh) {
 786         byte[] a = fa.apply(SPECIES.length());
 787         int[] order = fs.apply(a.length, SPECIES.length());
 788         byte[] r = fr.apply(SPECIES.length());
 789 
 790         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 791             for (int i = 0; i < a.length; i += SPECIES.length()) {
 792                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 793                 av.rearrange(VectorShuffle.fromArray(SPECIES, order, i)).intoArray(r, i);
 794             }
 795         }
 796 
 797         bh.consume(r);
 798     }
 799 
 800     @Benchmark
 801     public void extract(Blackhole bh) {
 802         byte[] a = fa.apply(SPECIES.length());
 803         byte[] r = fr.apply(SPECIES.length());
 804 
 805         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 806             for (int i = 0; i < a.length; i += SPECIES.length()) {
 807                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 808                 int num_lanes = SPECIES.length();
 809                 // Manually unroll because full unroll happens after intrinsification.
 810                 // Unroll is needed because get intrinsic requires for index to be a known constant.
 811                 if (num_lanes == 1) {
 812                     r[i]=av.get(0);
 813                 } else if (num_lanes == 2) {


 976     @Benchmark
 977     public void neg(Blackhole bh) {
 978         byte[] a = fa.apply(SPECIES.length());
 979         byte[] r = fr.apply(SPECIES.length());
 980 
 981         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 982             for (int i = 0; i < a.length; i += SPECIES.length()) {
 983                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
 984                 av.neg().intoArray(r, i);
 985             }
 986         }
 987 
 988         bh.consume(r);
 989     }
 990 
 991     @Benchmark
 992     public void negMasked(Blackhole bh) {
 993         byte[] a = fa.apply(SPECIES.length());
 994         byte[] r = fr.apply(SPECIES.length());
 995         boolean[] mask = fm.apply(SPECIES.length());
 996         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
 997 
 998         for (int ic = 0; ic < INVOC_COUNT; ic++) {
 999             for (int i = 0; i < a.length; i += SPECIES.length()) {
1000                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1001                 av.neg(vmask).intoArray(r, i);
1002             }
1003         }
1004 
1005         bh.consume(r);
1006     }
1007 
1008     @Benchmark
1009     public void abs(Blackhole bh) {
1010         byte[] a = fa.apply(SPECIES.length());
1011         byte[] r = fr.apply(SPECIES.length());
1012 
1013         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1014             for (int i = 0; i < a.length; i += SPECIES.length()) {
1015                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1016                 av.abs().intoArray(r, i);
1017             }
1018         }
1019 
1020         bh.consume(r);
1021     }
1022 
1023     @Benchmark
1024     public void absMasked(Blackhole bh) {
1025         byte[] a = fa.apply(SPECIES.length());
1026         byte[] r = fr.apply(SPECIES.length());
1027         boolean[] mask = fm.apply(SPECIES.length());
1028         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
1029 
1030         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1031             for (int i = 0; i < a.length; i += SPECIES.length()) {
1032                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1033                 av.abs(vmask).intoArray(r, i);
1034             }
1035         }
1036 
1037         bh.consume(r);
1038     }
1039 
1040 
1041     @Benchmark
1042     public void not(Blackhole bh) {
1043         byte[] a = fa.apply(SPECIES.length());
1044         byte[] r = fr.apply(SPECIES.length());
1045 
1046         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1047             for (int i = 0; i < a.length; i += SPECIES.length()) {
1048                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1049                 av.not().intoArray(r, i);
1050             }
1051         }
1052 
1053         bh.consume(r);
1054     }
1055 
1056 
1057 
1058     @Benchmark
1059     public void notMasked(Blackhole bh) {
1060         byte[] a = fa.apply(SPECIES.length());
1061         byte[] r = fr.apply(SPECIES.length());
1062         boolean[] mask = fm.apply(SPECIES.length());
1063         VectorMask<Byte> vmask = VectorMask.fromValues(SPECIES, mask);
1064 
1065         for (int ic = 0; ic < INVOC_COUNT; ic++) {
1066             for (int i = 0; i < a.length; i += SPECIES.length()) {
1067                 ByteVector av = ByteVector.fromArray(SPECIES, a, i);
1068                 av.not(vmask).intoArray(r, i);
1069             }
1070         }
1071 
1072         bh.consume(r);
1073     }
1074 
1075 
1076 
1077 
1078 
1079 }
1080 
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