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src/jdk.incubator.vector/share/classes/jdk/incubator/vector/ShortVector.java
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*** 439,672 ****
public static ShortVector random(Species<Short> s) {
ThreadLocalRandom r = ThreadLocalRandom.current();
return ((ShortSpecies)s).op(i -> (short) r.nextInt());
}
- /**
- * 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<Short> maskFromValues(Species<Short> species, boolean... bits) {
- if (species.boxType() == ShortMaxVector.class)
- return new ShortMaxVector.ShortMaxMask(bits);
- switch (species.bitSize()) {
- case 64: return new Short64Vector.Short64Mask(bits);
- case 128: return new Short128Vector.Short128Mask(bits);
- case 256: return new Short256Vector.Short256Mask(bits);
- case 512: return new Short512Vector.Short512Mask(bits);
- default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
- }
- }
-
- // @@@ This is a bad implementation -- makes lambdas capturing -- fix this
- static Mask<Short> trueMask(Species<Short> species) {
- if (species.boxType() == ShortMaxVector.class)
- return ShortMaxVector.ShortMaxMask.TRUE_MASK;
- switch (species.bitSize()) {
- case 64: return Short64Vector.Short64Mask.TRUE_MASK;
- case 128: return Short128Vector.Short128Mask.TRUE_MASK;
- case 256: return Short256Vector.Short256Mask.TRUE_MASK;
- case 512: return Short512Vector.Short512Mask.TRUE_MASK;
- default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
- }
- }
-
- static Mask<Short> falseMask(Species<Short> species) {
- if (species.boxType() == ShortMaxVector.class)
- return ShortMaxVector.ShortMaxMask.FALSE_MASK;
- switch (species.bitSize()) {
- case 64: return Short64Vector.Short64Mask.FALSE_MASK;
- case 128: return Short128Vector.Short128Mask.FALSE_MASK;
- case 256: return Short256Vector.Short256Mask.FALSE_MASK;
- case 512: return Short512Vector.Short512Mask.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<Short> maskFromArray(Species<Short> species, boolean[] bits, int ix) {
- Objects.requireNonNull(bits);
- ix = VectorIntrinsics.checkIndex(ix, bits.length, species.length());
- return VectorIntrinsics.load((Class<Mask<Short>>) species.maskType(), short.class, species.length(),
- bits, (((long) ix) << ARRAY_SHIFT) + Unsafe.ARRAY_BOOLEAN_BASE_OFFSET,
- bits, ix, species,
- (c, idx, s) -> (Mask<Short>) ((ShortSpecies)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<Short> maskAllTrue(Species<Short> species) {
- return VectorIntrinsics.broadcastCoerced((Class<Mask<Short>>) species.maskType(), short.class, species.length(),
- (short)-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<Short> maskAllFalse(Species<Short> species) {
- return VectorIntrinsics.broadcastCoerced((Class<Mask<Short>>) species.maskType(), short.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<Short> shuffle(Species<Short> species, IntUnaryOperator f) {
- if (species.boxType() == ShortMaxVector.class)
- return new ShortMaxVector.ShortMaxShuffle(f);
- switch (species.bitSize()) {
- case 64: return new Short64Vector.Short64Shuffle(f);
- case 128: return new Short128Vector.Short128Shuffle(f);
- case 256: return new Short256Vector.Short256Shuffle(f);
- case 512: return new Short512Vector.Short512Shuffle(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<Short> shuffleIota(Species<Short> species) {
- if (species.boxType() == ShortMaxVector.class)
- return new ShortMaxVector.ShortMaxShuffle(AbstractShuffle.IDENTITY);
- switch (species.bitSize()) {
- case 64: return new Short64Vector.Short64Shuffle(AbstractShuffle.IDENTITY);
- case 128: return new Short128Vector.Short128Shuffle(AbstractShuffle.IDENTITY);
- case 256: return new Short256Vector.Short256Shuffle(AbstractShuffle.IDENTITY);
- case 512: return new Short512Vector.Short512Shuffle(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<Short> shuffleFromValues(Species<Short> species, int... ixs) {
- if (species.boxType() == ShortMaxVector.class)
- return new ShortMaxVector.ShortMaxShuffle(ixs);
- switch (species.bitSize()) {
- case 64: return new Short64Vector.Short64Shuffle(ixs);
- case 128: return new Short128Vector.Short128Shuffle(ixs);
- case 256: return new Short256Vector.Short256Shuffle(ixs);
- case 512: return new Short512Vector.Short512Shuffle(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<Short> shuffleFromArray(Species<Short> species, int[] ixs, int i) {
- if (species.boxType() == ShortMaxVector.class)
- return new ShortMaxVector.ShortMaxShuffle(ixs, i);
- switch (species.bitSize()) {
- case 64: return new Short64Vector.Short64Shuffle(ixs, i);
- case 128: return new Short128Vector.Short128Shuffle(ixs, i);
- case 256: return new Short256Vector.Short256Shuffle(ixs, i);
- case 512: return new Short512Vector.Short512Shuffle(ixs, i);
- default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
- }
- }
-
// Ops
@Override
public abstract ShortVector add(Vector<Short> v);
--- 439,448 ----
*** 1546,1569 ****
@Override
public abstract Species<Short> species();
/**
! * Class representing {@link ShortVector}'s of the same {@link Vector.Shape Shape}.
*/
! static final class ShortSpecies extends Vector.AbstractSpecies<Short> {
final Function<short[], ShortVector> vectorFactory;
- final Function<boolean[], Vector.Mask<Short>> maskFactory;
! private ShortSpecies(Vector.Shape shape,
Class<?> boxType,
Class<?> maskType,
Function<short[], ShortVector> vectorFactory,
! Function<boolean[], Vector.Mask<Short>> maskFactory) {
! super(shape, short.class, Short.SIZE, boxType, maskType);
this.vectorFactory = vectorFactory;
- this.maskFactory = maskFactory;
}
interface FOp {
short apply(int i);
}
--- 1322,1346 ----
@Override
public abstract Species<Short> species();
/**
! * Class representing {@link ShortVector}'s of the same {@link Shape Shape}.
*/
! static final class ShortSpecies extends AbstractSpecies<Short> {
final Function<short[], ShortVector> vectorFactory;
! private ShortSpecies(Shape shape,
Class<?> boxType,
Class<?> maskType,
Function<short[], ShortVector> vectorFactory,
! Function<boolean[], Mask<Short>> maskFactory,
! Function<IntUnaryOperator, Shuffle<Short>> shuffleFromArrayFactory,
! fShuffleFromArray<Short> shuffleFromOpFactory) {
! super(shape, short.class, Short.SIZE, boxType, maskType, maskFactory,
! shuffleFromArrayFactory, shuffleFromOpFactory);
this.vectorFactory = vectorFactory;
}
interface FOp {
short apply(int i);
}
*** 1578,1605 ****
res[i] = f.apply(i);
}
return vectorFactory.apply(res);
}
! ShortVector op(Vector.Mask<Short> o, FOp f) {
short[] res = new short[length()];
boolean[] mbits = ((AbstractMask<Short>)o).getBits();
for (int i = 0; i < length(); i++) {
if (mbits[i]) {
res[i] = f.apply(i);
}
}
return vectorFactory.apply(res);
}
-
- Vector.Mask<Short> 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 short}.
* <p>
--- 1355,1374 ----
res[i] = f.apply(i);
}
return vectorFactory.apply(res);
}
! ShortVector op(Mask<Short> o, FOp f) {
short[] res = new short[length()];
boolean[] mbits = ((AbstractMask<Short>)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 short}.
* <p>
*** 1619,1629 ****
*
* @param s the shape
* @return a species for an element type of {@code short} and shape
* @throws IllegalArgumentException if no such species exists for the shape
*/
! static ShortSpecies species(Vector.Shape s) {
Objects.requireNonNull(s);
switch (s) {
case S_64_BIT: return (ShortSpecies) SPECIES_64;
case S_128_BIT: return (ShortSpecies) SPECIES_128;
case S_256_BIT: return (ShortSpecies) SPECIES_256;
--- 1388,1398 ----
*
* @param s the shape
* @return a species for an element type of {@code short} and shape
* @throws IllegalArgumentException if no such species exists for the shape
*/
! static ShortSpecies species(Shape s) {
Objects.requireNonNull(s);
switch (s) {
case S_64_BIT: return (ShortSpecies) SPECIES_64;
case S_128_BIT: return (ShortSpecies) SPECIES_128;
case S_256_BIT: return (ShortSpecies) SPECIES_256;
*** 1631,1659 ****
case S_Max_BIT: return (ShortSpecies) SPECIES_MAX;
default: throw new IllegalArgumentException("Bad shape: " + s);
}
}
! /** Species representing {@link ShortVector}s of {@link Vector.Shape#S_64_BIT Shape.S_64_BIT}. */
public static final Species<Short> SPECIES_64 = new ShortSpecies(Shape.S_64_BIT, Short64Vector.class, Short64Vector.Short64Mask.class,
! Short64Vector::new, Short64Vector.Short64Mask::new);
! /** Species representing {@link ShortVector}s of {@link Vector.Shape#S_128_BIT Shape.S_128_BIT}. */
public static final Species<Short> SPECIES_128 = new ShortSpecies(Shape.S_128_BIT, Short128Vector.class, Short128Vector.Short128Mask.class,
! Short128Vector::new, Short128Vector.Short128Mask::new);
! /** Species representing {@link ShortVector}s of {@link Vector.Shape#S_256_BIT Shape.S_256_BIT}. */
public static final Species<Short> SPECIES_256 = new ShortSpecies(Shape.S_256_BIT, Short256Vector.class, Short256Vector.Short256Mask.class,
! Short256Vector::new, Short256Vector.Short256Mask::new);
! /** Species representing {@link ShortVector}s of {@link Vector.Shape#S_512_BIT Shape.S_512_BIT}. */
public static final Species<Short> SPECIES_512 = new ShortSpecies(Shape.S_512_BIT, Short512Vector.class, Short512Vector.Short512Mask.class,
! Short512Vector::new, Short512Vector.Short512Mask::new);
! /** Species representing {@link ShortVector}s of {@link Vector.Shape#S_Max_BIT Shape.S_Max_BIT}. */
public static final Species<Short> SPECIES_MAX = new ShortSpecies(Shape.S_Max_BIT, ShortMaxVector.class, ShortMaxVector.ShortMaxMask.class,
! ShortMaxVector::new, ShortMaxVector.ShortMaxMask::new);
/**
* Preferred species for {@link ShortVector}s.
* A preferred species is a species of maximal bit size for the platform.
*/
--- 1400,1433 ----
case S_Max_BIT: return (ShortSpecies) SPECIES_MAX;
default: throw new IllegalArgumentException("Bad shape: " + s);
}
}
! /** Species representing {@link ShortVector}s of {@link Shape#S_64_BIT Shape.S_64_BIT}. */
public static final Species<Short> SPECIES_64 = new ShortSpecies(Shape.S_64_BIT, Short64Vector.class, Short64Vector.Short64Mask.class,
! Short64Vector::new, Short64Vector.Short64Mask::new,
! Short64Vector.Short64Shuffle::new, Short64Vector.Short64Shuffle::new);
! /** Species representing {@link ShortVector}s of {@link Shape#S_128_BIT Shape.S_128_BIT}. */
public static final Species<Short> SPECIES_128 = new ShortSpecies(Shape.S_128_BIT, Short128Vector.class, Short128Vector.Short128Mask.class,
! Short128Vector::new, Short128Vector.Short128Mask::new,
! Short128Vector.Short128Shuffle::new, Short128Vector.Short128Shuffle::new);
! /** Species representing {@link ShortVector}s of {@link Shape#S_256_BIT Shape.S_256_BIT}. */
public static final Species<Short> SPECIES_256 = new ShortSpecies(Shape.S_256_BIT, Short256Vector.class, Short256Vector.Short256Mask.class,
! Short256Vector::new, Short256Vector.Short256Mask::new,
! Short256Vector.Short256Shuffle::new, Short256Vector.Short256Shuffle::new);
! /** Species representing {@link ShortVector}s of {@link Shape#S_512_BIT Shape.S_512_BIT}. */
public static final Species<Short> SPECIES_512 = new ShortSpecies(Shape.S_512_BIT, Short512Vector.class, Short512Vector.Short512Mask.class,
! Short512Vector::new, Short512Vector.Short512Mask::new,
! Short512Vector.Short512Shuffle::new, Short512Vector.Short512Shuffle::new);
! /** Species representing {@link ShortVector}s of {@link Shape#S_Max_BIT Shape.S_Max_BIT}. */
public static final Species<Short> SPECIES_MAX = new ShortSpecies(Shape.S_Max_BIT, ShortMaxVector.class, ShortMaxVector.ShortMaxMask.class,
! ShortMaxVector::new, ShortMaxVector.ShortMaxMask::new,
! ShortMaxVector.ShortMaxShuffle::new, ShortMaxVector.ShortMaxShuffle::new);
/**
* Preferred species for {@link ShortVector}s.
* A preferred species is a species of maximal bit size for the platform.
*/
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