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src/jdk.incubator.vector/share/classes/jdk/incubator/vector/LongVector.java

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*** 462,695 **** public static LongVector random(Species<Long> s) { ThreadLocalRandom r = ThreadLocalRandom.current(); return ((LongSpecies)s).op(i -> r.nextLong()); } - /** - * Returns a mask where each lane is set or unset according to given - * {@code boolean} values - * <p> - * For each mask lane, where {@code N} is the mask lane index, - * if the given {@code boolean} value at index {@code N} is {@code true} - * then the mask lane at index {@code N} is set, otherwise it is unset. - * - * @param species mask species - * @param bits the given {@code boolean} values - * @return a mask where each lane is set or unset according to the given {@code boolean} value - * @throws IndexOutOfBoundsException if {@code bits.length < species.length()} - */ - @ForceInline - public static Mask<Long> maskFromValues(Species<Long> species, boolean... bits) { - if (species.boxType() == LongMaxVector.class) - return new LongMaxVector.LongMaxMask(bits); - switch (species.bitSize()) { - case 64: return new Long64Vector.Long64Mask(bits); - case 128: return new Long128Vector.Long128Mask(bits); - case 256: return new Long256Vector.Long256Mask(bits); - case 512: return new Long512Vector.Long512Mask(bits); - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - // @@@ This is a bad implementation -- makes lambdas capturing -- fix this - static Mask<Long> trueMask(Species<Long> species) { - if (species.boxType() == LongMaxVector.class) - return LongMaxVector.LongMaxMask.TRUE_MASK; - switch (species.bitSize()) { - case 64: return Long64Vector.Long64Mask.TRUE_MASK; - case 128: return Long128Vector.Long128Mask.TRUE_MASK; - case 256: return Long256Vector.Long256Mask.TRUE_MASK; - case 512: return Long512Vector.Long512Mask.TRUE_MASK; - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - static Mask<Long> falseMask(Species<Long> species) { - if (species.boxType() == LongMaxVector.class) - return LongMaxVector.LongMaxMask.FALSE_MASK; - switch (species.bitSize()) { - case 64: return Long64Vector.Long64Mask.FALSE_MASK; - case 128: return Long128Vector.Long128Mask.FALSE_MASK; - case 256: return Long256Vector.Long256Mask.FALSE_MASK; - case 512: return Long512Vector.Long512Mask.FALSE_MASK; - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - /** - * Loads a mask from a {@code boolean} array starting at an offset. - * <p> - * For each mask lane, where {@code N} is the mask lane index, - * if the array element at index {@code ix + N} is {@code true} then the - * mask lane at index {@code N} is set, otherwise it is unset. - * - * @param species mask species - * @param bits the {@code boolean} array - * @param ix the offset into the array - * @return the mask loaded from a {@code boolean} array - * @throws IndexOutOfBoundsException if {@code ix < 0}, or - * {@code ix > bits.length - species.length()} - */ - @ForceInline - @SuppressWarnings("unchecked") - public static Mask<Long> maskFromArray(Species<Long> species, boolean[] bits, int ix) { - Objects.requireNonNull(bits); - ix = VectorIntrinsics.checkIndex(ix, bits.length, species.length()); - return VectorIntrinsics.load((Class<Mask<Long>>) species.maskType(), long.class, species.length(), - bits, (((long) ix) << ARRAY_SHIFT) + Unsafe.ARRAY_BOOLEAN_BASE_OFFSET, - bits, ix, species, - (c, idx, s) -> (Mask<Long>) ((LongSpecies)s).opm(n -> c[idx + n])); - } - - /** - * Returns a mask where all lanes are set. - * - * @param species mask species - * @return a mask where all lanes are set - */ - @ForceInline - @SuppressWarnings("unchecked") - public static Mask<Long> maskAllTrue(Species<Long> species) { - return VectorIntrinsics.broadcastCoerced((Class<Mask<Long>>) species.maskType(), long.class, species.length(), - (long)-1, species, - ((z, s) -> trueMask(s))); - } - - /** - * Returns a mask where all lanes are unset. - * - * @param species mask species - * @return a mask where all lanes are unset - */ - @ForceInline - @SuppressWarnings("unchecked") - public static Mask<Long> maskAllFalse(Species<Long> species) { - return VectorIntrinsics.broadcastCoerced((Class<Mask<Long>>) species.maskType(), long.class, species.length(), - 0, species, - ((z, s) -> falseMask(s))); - } - - /** - * Returns a shuffle of mapped indexes where each lane element is - * the result of applying a mapping function to the corresponding lane - * index. - * <p> - * Care should be taken to ensure Shuffle values produced from this - * method are consumed as constants to ensure optimal generation of - * code. For example, values held in static final fields or values - * held in loop constant local variables. - * <p> - * This method behaves as if a shuffle is created from an array of - * mapped indexes as follows: - * <pre>{@code - * int[] a = new int[species.length()]; - * for (int i = 0; i < a.length; i++) { - * a[i] = f.applyAsInt(i); - * } - * return this.shuffleFromValues(a); - * }</pre> - * - * @param species shuffle species - * @param f the lane index mapping function - * @return a shuffle of mapped indexes - */ - @ForceInline - public static Shuffle<Long> shuffle(Species<Long> species, IntUnaryOperator f) { - if (species.boxType() == LongMaxVector.class) - return new LongMaxVector.LongMaxShuffle(f); - switch (species.bitSize()) { - case 64: return new Long64Vector.Long64Shuffle(f); - case 128: return new Long128Vector.Long128Shuffle(f); - case 256: return new Long256Vector.Long256Shuffle(f); - case 512: return new Long512Vector.Long512Shuffle(f); - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - /** - * Returns a shuffle where each lane element is the value of its - * corresponding lane index. - * <p> - * This method behaves as if a shuffle is created from an identity - * index mapping function as follows: - * <pre>{@code - * return this.shuffle(i -> i); - * }</pre> - * - * @param species shuffle species - * @return a shuffle of lane indexes - */ - @ForceInline - public static Shuffle<Long> shuffleIota(Species<Long> species) { - if (species.boxType() == LongMaxVector.class) - return new LongMaxVector.LongMaxShuffle(AbstractShuffle.IDENTITY); - switch (species.bitSize()) { - case 64: return new Long64Vector.Long64Shuffle(AbstractShuffle.IDENTITY); - case 128: return new Long128Vector.Long128Shuffle(AbstractShuffle.IDENTITY); - case 256: return new Long256Vector.Long256Shuffle(AbstractShuffle.IDENTITY); - case 512: return new Long512Vector.Long512Shuffle(AbstractShuffle.IDENTITY); - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - /** - * Returns a shuffle where each lane element is set to a given - * {@code int} value logically AND'ed by the species length minus one. - * <p> - * For each shuffle lane, where {@code N} is the shuffle lane index, the - * the {@code int} value at index {@code N} logically AND'ed by - * {@code species.length() - 1} is placed into the resulting shuffle at - * lane index {@code N}. - * - * @param species shuffle species - * @param ixs the given {@code int} values - * @return a shuffle where each lane element is set to a given - * {@code int} value - * @throws IndexOutOfBoundsException if the number of int values is - * {@code < species.length()} - */ - @ForceInline - public static Shuffle<Long> shuffleFromValues(Species<Long> species, int... ixs) { - if (species.boxType() == LongMaxVector.class) - return new LongMaxVector.LongMaxShuffle(ixs); - switch (species.bitSize()) { - case 64: return new Long64Vector.Long64Shuffle(ixs); - case 128: return new Long128Vector.Long128Shuffle(ixs); - case 256: return new Long256Vector.Long256Shuffle(ixs); - case 512: return new Long512Vector.Long512Shuffle(ixs); - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - - /** - * Loads a shuffle from an {@code int} array starting at an offset. - * <p> - * For each shuffle lane, where {@code N} is the shuffle lane index, the - * array element at index {@code i + N} logically AND'ed by - * {@code species.length() - 1} is placed into the resulting shuffle at lane - * index {@code N}. - * - * @param species shuffle species - * @param ixs the {@code int} array - * @param i the offset into the array - * @return a shuffle loaded from the {@code int} array - * @throws IndexOutOfBoundsException if {@code i < 0}, or - * {@code i > a.length - species.length()} - */ - @ForceInline - public static Shuffle<Long> shuffleFromArray(Species<Long> species, int[] ixs, int i) { - if (species.boxType() == LongMaxVector.class) - return new LongMaxVector.LongMaxShuffle(ixs, i); - switch (species.bitSize()) { - case 64: return new Long64Vector.Long64Shuffle(ixs, i); - case 128: return new Long128Vector.Long128Shuffle(ixs, i); - case 256: return new Long256Vector.Long256Shuffle(ixs, i); - case 512: return new Long512Vector.Long512Shuffle(ixs, i); - default: throw new IllegalArgumentException(Integer.toString(species.bitSize())); - } - } - // Ops @Override public abstract LongVector add(Vector<Long> v); --- 462,471 ----
*** 1700,1723 **** @Override public abstract Species<Long> species(); /** ! * Class representing {@link LongVector}'s of the same {@link Vector.Shape Shape}. */ ! static final class LongSpecies extends Vector.AbstractSpecies<Long> { final Function<long[], LongVector> vectorFactory; - final Function<boolean[], Vector.Mask<Long>> maskFactory; ! private LongSpecies(Vector.Shape shape, Class<?> boxType, Class<?> maskType, Function<long[], LongVector> vectorFactory, ! Function<boolean[], Vector.Mask<Long>> maskFactory) { ! super(shape, long.class, Long.SIZE, boxType, maskType); this.vectorFactory = vectorFactory; - this.maskFactory = maskFactory; } interface FOp { long apply(int i); } --- 1476,1500 ---- @Override public abstract Species<Long> species(); /** ! * Class representing {@link LongVector}'s of the same {@link Shape Shape}. */ ! static final class LongSpecies extends AbstractSpecies<Long> { final Function<long[], LongVector> vectorFactory; ! private LongSpecies(Shape shape, Class<?> boxType, Class<?> maskType, Function<long[], LongVector> vectorFactory, ! Function<boolean[], Mask<Long>> maskFactory, ! Function<IntUnaryOperator, Shuffle<Long>> shuffleFromArrayFactory, ! fShuffleFromArray<Long> shuffleFromOpFactory) { ! super(shape, long.class, Long.SIZE, boxType, maskType, maskFactory, ! shuffleFromArrayFactory, shuffleFromOpFactory); this.vectorFactory = vectorFactory; } interface FOp { long apply(int i); }
*** 1732,1759 **** res[i] = f.apply(i); } return vectorFactory.apply(res); } ! LongVector op(Vector.Mask<Long> o, FOp f) { long[] res = new long[length()]; boolean[] mbits = ((AbstractMask<Long>)o).getBits(); for (int i = 0; i < length(); i++) { if (mbits[i]) { res[i] = f.apply(i); } } return vectorFactory.apply(res); } - - Vector.Mask<Long> opm(IntVector.IntSpecies.FOpm f) { - boolean[] res = new boolean[length()]; - for (int i = 0; i < length(); i++) { - res[i] = (boolean)f.apply(i); - } - return maskFactory.apply(res); - } } /** * Finds the preferred species for an element type of {@code long}. * <p> --- 1509,1528 ---- res[i] = f.apply(i); } return vectorFactory.apply(res); } ! LongVector op(Mask<Long> o, FOp f) { long[] res = new long[length()]; boolean[] mbits = ((AbstractMask<Long>)o).getBits(); for (int i = 0; i < length(); i++) { if (mbits[i]) { res[i] = f.apply(i); } } return vectorFactory.apply(res); } } /** * Finds the preferred species for an element type of {@code long}. * <p>
*** 1773,1783 **** * * @param s the shape * @return a species for an element type of {@code long} and shape * @throws IllegalArgumentException if no such species exists for the shape */ ! static LongSpecies species(Vector.Shape s) { Objects.requireNonNull(s); switch (s) { case S_64_BIT: return (LongSpecies) SPECIES_64; case S_128_BIT: return (LongSpecies) SPECIES_128; case S_256_BIT: return (LongSpecies) SPECIES_256; --- 1542,1552 ---- * * @param s the shape * @return a species for an element type of {@code long} and shape * @throws IllegalArgumentException if no such species exists for the shape */ ! static LongSpecies species(Shape s) { Objects.requireNonNull(s); switch (s) { case S_64_BIT: return (LongSpecies) SPECIES_64; case S_128_BIT: return (LongSpecies) SPECIES_128; case S_256_BIT: return (LongSpecies) SPECIES_256;
*** 1785,1813 **** case S_Max_BIT: return (LongSpecies) SPECIES_MAX; default: throw new IllegalArgumentException("Bad shape: " + s); } } ! /** Species representing {@link LongVector}s of {@link Vector.Shape#S_64_BIT Shape.S_64_BIT}. */ public static final Species<Long> SPECIES_64 = new LongSpecies(Shape.S_64_BIT, Long64Vector.class, Long64Vector.Long64Mask.class, ! Long64Vector::new, Long64Vector.Long64Mask::new); ! /** Species representing {@link LongVector}s of {@link Vector.Shape#S_128_BIT Shape.S_128_BIT}. */ public static final Species<Long> SPECIES_128 = new LongSpecies(Shape.S_128_BIT, Long128Vector.class, Long128Vector.Long128Mask.class, ! Long128Vector::new, Long128Vector.Long128Mask::new); ! /** Species representing {@link LongVector}s of {@link Vector.Shape#S_256_BIT Shape.S_256_BIT}. */ public static final Species<Long> SPECIES_256 = new LongSpecies(Shape.S_256_BIT, Long256Vector.class, Long256Vector.Long256Mask.class, ! Long256Vector::new, Long256Vector.Long256Mask::new); ! /** Species representing {@link LongVector}s of {@link Vector.Shape#S_512_BIT Shape.S_512_BIT}. */ public static final Species<Long> SPECIES_512 = new LongSpecies(Shape.S_512_BIT, Long512Vector.class, Long512Vector.Long512Mask.class, ! Long512Vector::new, Long512Vector.Long512Mask::new); ! /** Species representing {@link LongVector}s of {@link Vector.Shape#S_Max_BIT Shape.S_Max_BIT}. */ public static final Species<Long> SPECIES_MAX = new LongSpecies(Shape.S_Max_BIT, LongMaxVector.class, LongMaxVector.LongMaxMask.class, ! LongMaxVector::new, LongMaxVector.LongMaxMask::new); /** * Preferred species for {@link LongVector}s. * A preferred species is a species of maximal bit size for the platform. */ --- 1554,1587 ---- case S_Max_BIT: return (LongSpecies) SPECIES_MAX; default: throw new IllegalArgumentException("Bad shape: " + s); } } ! /** Species representing {@link LongVector}s of {@link Shape#S_64_BIT Shape.S_64_BIT}. */ public static final Species<Long> SPECIES_64 = new LongSpecies(Shape.S_64_BIT, Long64Vector.class, Long64Vector.Long64Mask.class, ! Long64Vector::new, Long64Vector.Long64Mask::new, ! Long64Vector.Long64Shuffle::new, Long64Vector.Long64Shuffle::new); ! /** Species representing {@link LongVector}s of {@link Shape#S_128_BIT Shape.S_128_BIT}. */ public static final Species<Long> SPECIES_128 = new LongSpecies(Shape.S_128_BIT, Long128Vector.class, Long128Vector.Long128Mask.class, ! Long128Vector::new, Long128Vector.Long128Mask::new, ! Long128Vector.Long128Shuffle::new, Long128Vector.Long128Shuffle::new); ! /** Species representing {@link LongVector}s of {@link Shape#S_256_BIT Shape.S_256_BIT}. */ public static final Species<Long> SPECIES_256 = new LongSpecies(Shape.S_256_BIT, Long256Vector.class, Long256Vector.Long256Mask.class, ! Long256Vector::new, Long256Vector.Long256Mask::new, ! Long256Vector.Long256Shuffle::new, Long256Vector.Long256Shuffle::new); ! /** Species representing {@link LongVector}s of {@link Shape#S_512_BIT Shape.S_512_BIT}. */ public static final Species<Long> SPECIES_512 = new LongSpecies(Shape.S_512_BIT, Long512Vector.class, Long512Vector.Long512Mask.class, ! Long512Vector::new, Long512Vector.Long512Mask::new, ! Long512Vector.Long512Shuffle::new, Long512Vector.Long512Shuffle::new); ! /** Species representing {@link LongVector}s of {@link Shape#S_Max_BIT Shape.S_Max_BIT}. */ public static final Species<Long> SPECIES_MAX = new LongSpecies(Shape.S_Max_BIT, LongMaxVector.class, LongMaxVector.LongMaxMask.class, ! LongMaxVector::new, LongMaxVector.LongMaxMask::new, ! LongMaxVector.LongMaxShuffle::new, LongMaxVector.LongMaxShuffle::new); /** * Preferred species for {@link LongVector}s. * A preferred species is a species of maximal bit size for the platform. */
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