< prev index next >
src/jdk.incubator.vector/share/classes/jdk/incubator/vector/FloatVector.java
Print this page
rev 55589 : Species-phase2
rev 55590 : added missing javadocs, changed jtreg test
rev 55591 : XxxSpecies made package private
rev 55592 : Capitalized Species names
*** 27,36 ****
--- 27,37 ----
import java.nio.ByteBuffer;
import java.nio.FloatBuffer;
import java.nio.ByteOrder;
import java.util.Objects;
import java.util.function.IntUnaryOperator;
+ import java.util.function.Function;
import java.util.concurrent.ThreadLocalRandom;
import jdk.internal.misc.Unsafe;
import jdk.internal.vm.annotation.ForceInline;
import static jdk.incubator.vector.VectorIntrinsics.*;
*** 108,130 ****
* @param species species of desired vector
* @return a zero vector of given species
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector zero(FloatSpecies species) {
! return species.zero();
}
/**
* Loads a vector from a byte array starting at an offset.
* <p>
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(FloatSpecies, ByteBuffer, int, Mask) method} as follows:
* <pre>{@code
* return this.fromByteBuffer(ByteBuffer.wrap(a), i, this.maskAllTrue());
* }</pre>
*
* @param species species of desired vector
--- 109,133 ----
* @param species species of desired vector
* @return a zero vector of given species
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector zero(Species<Float> species) {
! return VectorIntrinsics.broadcastCoerced((Class<FloatVector>) species.boxType(), float.class, species.length(),
! Float.floatToIntBits(0.0f), species,
! ((bits, s) -> ((FloatSpecies)s).op(i -> Float.intBitsToFloat((int)bits))));
}
/**
* Loads a vector from a byte array starting at an offset.
* <p>
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(Species<Float>, ByteBuffer, int, Mask) method} as follows:
* <pre>{@code
* return this.fromByteBuffer(ByteBuffer.wrap(a), i, this.maskAllTrue());
* }</pre>
*
* @param species species of desired vector
*** 134,144 ****
* @throws IndexOutOfBoundsException if {@code i < 0} or
* {@code i > a.length - (this.length() * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromByteArray(FloatSpecies species, byte[] a, int ix) {
Objects.requireNonNull(a);
ix = VectorIntrinsics.checkIndex(ix, a.length, species.bitSize() / Byte.SIZE);
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
a, ((long) ix) + Unsafe.ARRAY_BYTE_BASE_OFFSET,
a, ix, species,
--- 137,147 ----
* @throws IndexOutOfBoundsException if {@code i < 0} or
* {@code i > a.length - (this.length() * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromByteArray(Species<Float> species, byte[] a, int ix) {
Objects.requireNonNull(a);
ix = VectorIntrinsics.checkIndex(ix, a.length, species.bitSize() / Byte.SIZE);
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
a, ((long) ix) + Unsafe.ARRAY_BYTE_BASE_OFFSET,
a, ix, species,
*** 156,166 ****
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform.
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(FloatSpecies, ByteBuffer, int, Mask) method} as follows:
* <pre>{@code
* return this.fromByteBuffer(ByteBuffer.wrap(a), i, m);
* }</pre>
*
* @param species species of desired vector
--- 159,169 ----
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform.
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(Species<Float>, ByteBuffer, int, Mask) method} as follows:
* <pre>{@code
* return this.fromByteBuffer(ByteBuffer.wrap(a), i, m);
* }</pre>
*
* @param species species of desired vector
*** 175,185 ****
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set
* {@code i >= a.length - (N * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
! public static FloatVector fromByteArray(FloatSpecies species, byte[] a, int ix, Mask<Float> m) {
return zero(species).blend(fromByteArray(species, a, ix), m);
}
/**
* Loads a vector from an array starting at offset.
--- 178,188 ----
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set
* {@code i >= a.length - (N * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
! public static FloatVector fromByteArray(Species<Float> species, byte[] a, int ix, Mask<Float> m) {
return zero(species).blend(fromByteArray(species, a, ix), m);
}
/**
* Loads a vector from an array starting at offset.
*** 195,205 ****
* @throws IndexOutOfBoundsException if {@code i < 0}, or
* {@code i > a.length - this.length()}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(FloatSpecies species, float[] a, int i){
Objects.requireNonNull(a);
i = VectorIntrinsics.checkIndex(i, a.length, species.length());
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
a, (((long) i) << ARRAY_SHIFT) + Unsafe.ARRAY_FLOAT_BASE_OFFSET,
a, i, species,
--- 198,208 ----
* @throws IndexOutOfBoundsException if {@code i < 0}, or
* {@code i > a.length - this.length()}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(Species<Float> species, float[] a, int i){
Objects.requireNonNull(a);
i = VectorIntrinsics.checkIndex(i, a.length, species.length());
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
a, (((long) i) << ARRAY_SHIFT) + Unsafe.ARRAY_FLOAT_BASE_OFFSET,
a, i, species,
*** 224,234 ****
* @throws IndexOutOfBoundsException if {@code i < 0}, or
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set {@code i > a.length - N}
*/
@ForceInline
! public static FloatVector fromArray(FloatSpecies species, float[] a, int i, Mask<Float> m) {
return zero(species).blend(fromArray(species, a, i), m);
}
/**
* Loads a vector from an array using indexes obtained from an index
--- 227,237 ----
* @throws IndexOutOfBoundsException if {@code i < 0}, or
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set {@code i > a.length - N}
*/
@ForceInline
! public static FloatVector fromArray(Species<Float> species, float[] a, int i, Mask<Float> m) {
return zero(species).blend(fromArray(species, a, i), m);
}
/**
* Loads a vector from an array using indexes obtained from an index
*** 251,274 ****
* or for any vector lane index {@code N} the result of
* {@code i + indexMap[j + N]} is {@code < 0} or {@code >= a.length}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(FloatSpecies species, float[] a, int i, int[] indexMap, int j) {
Objects.requireNonNull(a);
Objects.requireNonNull(indexMap);
! // Index vector: vix[0:n] = k -> i + indexMap[j + i]
! IntVector vix = IntVector.fromArray(species.indexSpecies(), indexMap, j).add(i);
vix = VectorIntrinsics.checkIndex(vix, a.length);
return VectorIntrinsics.loadWithMap((Class<FloatVector>) species.boxType(), float.class, species.length(),
! species.indexSpecies().vectorType(), a, Unsafe.ARRAY_FLOAT_BASE_OFFSET, vix,
a, i, indexMap, j, species,
! (c, idx, iMap, idy, s) -> ((FloatSpecies)s).op(n -> c[idx + iMap[idy+n]]));
}
/**
* Loads a vector from an array using indexes obtained from an index
* map and using a mask.
--- 254,278 ----
* or for any vector lane index {@code N} the result of
* {@code i + indexMap[j + N]} is {@code < 0} or {@code >= a.length}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(Species<Float> species, float[] a, int i, int[] indexMap, int j) {
Objects.requireNonNull(a);
Objects.requireNonNull(indexMap);
! // Index vector: vix[0:n] = k -> i + indexMap[j + k]
! IntVector vix = IntVector.fromArray(IntVector.species(species.indexShape()), indexMap, j).add(i);
vix = VectorIntrinsics.checkIndex(vix, a.length);
return VectorIntrinsics.loadWithMap((Class<FloatVector>) species.boxType(), float.class, species.length(),
! IntVector.species(species.indexShape()).boxType(), a, Unsafe.ARRAY_FLOAT_BASE_OFFSET, vix,
a, i, indexMap, j, species,
! (float[] c, int idx, int[] iMap, int idy, Species<Float> s) ->
! ((FloatSpecies)s).op(n -> c[idx + iMap[idy+n]]));
}
/**
* Loads a vector from an array using indexes obtained from an index
* map and using a mask.
*** 293,303 ****
* {@code N} is set the result of {@code i + indexMap[j + N]} is
* {@code < 0} or {@code >= a.length}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(FloatSpecies species, float[] a, int i, Mask<Float> m, int[] indexMap, int j) {
// @@@ This can result in out of bounds errors for unset mask lanes
return zero(species).blend(fromArray(species, a, i, indexMap, j), m);
}
--- 297,307 ----
* {@code N} is set the result of {@code i + indexMap[j + N]} is
* {@code < 0} or {@code >= a.length}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromArray(Species<Float> species, float[] a, int i, Mask<Float> m, int[] indexMap, int j) {
// @@@ This can result in out of bounds errors for unset mask lanes
return zero(species).blend(fromArray(species, a, i, indexMap, j), m);
}
*** 308,318 ****
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform.
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(FloatSpecies, ByteBuffer, int, Mask)} method} as follows:
* <pre>{@code
* return this.fromByteBuffer(b, i, this.maskAllTrue())
* }</pre>
*
* @param species species of desired vector
--- 312,322 ----
* Bytes are composed into primitive lane elements according to the
* native byte order of the underlying platform.
* <p>
* This method behaves as if it returns the result of calling the
* byte buffer, offset, and mask accepting
! * {@link #fromByteBuffer(Species<Float>, ByteBuffer, int, Mask)} method} as follows:
* <pre>{@code
* return this.fromByteBuffer(b, i, this.maskAllTrue())
* }</pre>
*
* @param species species of desired vector
*** 325,335 ****
* {@code this.length() * this.elementSize() / Byte.SIZE} bytes
* remaining in the byte buffer from the given offset
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromByteBuffer(FloatSpecies species, ByteBuffer bb, int ix) {
if (bb.order() != ByteOrder.nativeOrder()) {
throw new IllegalArgumentException();
}
ix = VectorIntrinsics.checkIndex(ix, bb.limit(), species.bitSize() / Byte.SIZE);
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
--- 329,339 ----
* {@code this.length() * this.elementSize() / Byte.SIZE} bytes
* remaining in the byte buffer from the given offset
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static FloatVector fromByteBuffer(Species<Float> species, ByteBuffer bb, int ix) {
if (bb.order() != ByteOrder.nativeOrder()) {
throw new IllegalArgumentException();
}
ix = VectorIntrinsics.checkIndex(ix, bb.limit(), species.bitSize() / Byte.SIZE);
return VectorIntrinsics.load((Class<FloatVector>) species.boxType(), float.class, species.length(),
*** 377,391 ****
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set
* {@code i >= b.limit() - (N * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
! public static FloatVector fromByteBuffer(FloatSpecies species, ByteBuffer bb, int ix, Mask<Float> m) {
return zero(species).blend(fromByteBuffer(species, bb, ix), m);
}
/**
* 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}
--- 381,469 ----
* for any vector lane index {@code N} where the mask at lane {@code N}
* is set
* {@code i >= b.limit() - (N * this.elementSize() / Byte.SIZE)}
*/
@ForceInline
! public static FloatVector fromByteBuffer(Species<Float> species, ByteBuffer bb, int ix, Mask<Float> m) {
return zero(species).blend(fromByteBuffer(species, bb, ix), m);
}
/**
+ * Returns a vector where all lane elements are set to the primitive
+ * value {@code e}.
+ *
+ * @param s species of the desired vector
+ * @param e the value
+ * @return a vector of vector where all lane elements are set to
+ * the primitive value {@code e}
+ */
+ @ForceInline
+ @SuppressWarnings("unchecked")
+ public static FloatVector broadcast(Species<Float> s, float e) {
+ return VectorIntrinsics.broadcastCoerced(
+ (Class<FloatVector>) s.boxType(), float.class, s.length(),
+ Float.floatToIntBits(e), s,
+ ((bits, sp) -> ((FloatSpecies)sp).op(i -> Float.intBitsToFloat((int)bits))));
+ }
+
+ /**
+ * Returns a vector where each lane element is set to a given
+ * primitive value.
+ * <p>
+ * For each vector lane, where {@code N} is the vector lane index, the
+ * the primitive value at index {@code N} is placed into the resulting
+ * vector at lane index {@code N}.
+ *
+ * @param s species of the desired vector
+ * @param es the given primitive values
+ * @return a vector where each lane element is set to a given primitive
+ * value
+ * @throws IndexOutOfBoundsException if {@code es.length < this.length()}
+ */
+ @ForceInline
+ @SuppressWarnings("unchecked")
+ public static FloatVector scalars(Species<Float> s, float... es) {
+ Objects.requireNonNull(es);
+ int ix = VectorIntrinsics.checkIndex(0, es.length, s.length());
+ return VectorIntrinsics.load((Class<FloatVector>) s.boxType(), float.class, s.length(),
+ es, Unsafe.ARRAY_FLOAT_BASE_OFFSET,
+ es, ix, s,
+ (c, idx, sp) -> ((FloatSpecies)sp).op(n -> c[idx + n]));
+ }
+
+ /**
+ * Returns a vector where the first lane element is set to the primtive
+ * value {@code e}, all other lane elements are set to the default
+ * value.
+ *
+ * @param s species of the desired vector
+ * @param e the value
+ * @return a vector where the first lane element is set to the primitive
+ * value {@code e}
+ */
+ @ForceInline
+ public static final FloatVector single(Species<Float> s, float e) {
+ return zero(s).with(0, e);
+ }
+
+ /**
+ * Returns a vector where each lane element is set to a randomly
+ * generated primitive value.
+ *
+ * The semantics are equivalent to calling
+ * {@link ThreadLocalRandom#nextFloat()}
+ *
+ * @param s species of the desired vector
+ * @return a vector where each lane elements is set to a randomly
+ * generated primitive value
+ */
+ public static FloatVector random(Species<Float> s) {
+ ThreadLocalRandom r = ThreadLocalRandom.current();
+ return ((FloatSpecies)s).op(i -> r.nextFloat());
+ }
+
+ /**
* 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}
*** 395,405 ****
* @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<Float> maskFromValues(FloatSpecies species, boolean... bits) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxMask(bits);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Mask(bits);
case 128: return new Float128Vector.Float128Mask(bits);
--- 473,483 ----
* @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<Float> maskFromValues(Species<Float> species, boolean... bits) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxMask(bits);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Mask(bits);
case 128: return new Float128Vector.Float128Mask(bits);
*** 408,418 ****
default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
}
}
// @@@ This is a bad implementation -- makes lambdas capturing -- fix this
! static Mask<Float> trueMask(FloatSpecies species) {
if (species.boxType() == FloatMaxVector.class)
return FloatMaxVector.FloatMaxMask.TRUE_MASK;
switch (species.bitSize()) {
case 64: return Float64Vector.Float64Mask.TRUE_MASK;
case 128: return Float128Vector.Float128Mask.TRUE_MASK;
--- 486,496 ----
default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
}
}
// @@@ This is a bad implementation -- makes lambdas capturing -- fix this
! static Mask<Float> trueMask(Species<Float> species) {
if (species.boxType() == FloatMaxVector.class)
return FloatMaxVector.FloatMaxMask.TRUE_MASK;
switch (species.bitSize()) {
case 64: return Float64Vector.Float64Mask.TRUE_MASK;
case 128: return Float128Vector.Float128Mask.TRUE_MASK;
*** 420,430 ****
case 512: return Float512Vector.Float512Mask.TRUE_MASK;
default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
}
}
! static Mask<Float> falseMask(FloatSpecies species) {
if (species.boxType() == FloatMaxVector.class)
return FloatMaxVector.FloatMaxMask.FALSE_MASK;
switch (species.bitSize()) {
case 64: return Float64Vector.Float64Mask.FALSE_MASK;
case 128: return Float128Vector.Float128Mask.FALSE_MASK;
--- 498,508 ----
case 512: return Float512Vector.Float512Mask.TRUE_MASK;
default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
}
}
! static Mask<Float> falseMask(Species<Float> species) {
if (species.boxType() == FloatMaxVector.class)
return FloatMaxVector.FloatMaxMask.FALSE_MASK;
switch (species.bitSize()) {
case 64: return Float64Vector.Float64Mask.FALSE_MASK;
case 128: return Float128Vector.Float128Mask.FALSE_MASK;
*** 448,458 ****
* @throws IndexOutOfBoundsException if {@code ix < 0}, or
* {@code ix > bits.length - species.length()}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static Mask<Float> maskFromArray(FloatSpecies species, boolean[] bits, int ix) {
Objects.requireNonNull(bits);
ix = VectorIntrinsics.checkIndex(ix, bits.length, species.length());
return VectorIntrinsics.load((Class<Mask<Float>>) species.maskType(), int.class, species.length(),
bits, (((long) ix) << ARRAY_SHIFT) + Unsafe.ARRAY_BOOLEAN_BASE_OFFSET,
bits, ix, species,
--- 526,536 ----
* @throws IndexOutOfBoundsException if {@code ix < 0}, or
* {@code ix > bits.length - species.length()}
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static Mask<Float> maskFromArray(Species<Float> species, boolean[] bits, int ix) {
Objects.requireNonNull(bits);
ix = VectorIntrinsics.checkIndex(ix, bits.length, species.length());
return VectorIntrinsics.load((Class<Mask<Float>>) species.maskType(), int.class, species.length(),
bits, (((long) ix) << ARRAY_SHIFT) + Unsafe.ARRAY_BOOLEAN_BASE_OFFSET,
bits, ix, species,
*** 465,492 ****
* @param species mask species
* @return a mask where all lanes are set
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static Mask<Float> maskAllTrue(FloatSpecies species) {
return VectorIntrinsics.broadcastCoerced((Class<Mask<Float>>) species.maskType(), int.class, species.length(),
(int)-1, species,
! ((z, s) -> trueMask((FloatSpecies)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<Float> maskAllFalse(FloatSpecies species) {
return VectorIntrinsics.broadcastCoerced((Class<Mask<Float>>) species.maskType(), int.class, species.length(),
0, species,
! ((z, s) -> falseMask((FloatSpecies)s)));
}
/**
* Returns a shuffle of mapped indexes where each lane element is
* the result of applying a mapping function to the corresponding lane
--- 543,570 ----
* @param species mask species
* @return a mask where all lanes are set
*/
@ForceInline
@SuppressWarnings("unchecked")
! public static Mask<Float> maskAllTrue(Species<Float> species) {
return VectorIntrinsics.broadcastCoerced((Class<Mask<Float>>) species.maskType(), int.class, species.length(),
(int)-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<Float> maskAllFalse(Species<Float> species) {
return VectorIntrinsics.broadcastCoerced((Class<Mask<Float>>) species.maskType(), int.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
*** 510,520 ****
* @param species shuffle species
* @param f the lane index mapping function
* @return a shuffle of mapped indexes
*/
@ForceInline
! public static Shuffle<Float> shuffle(FloatSpecies species, IntUnaryOperator f) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(f);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(f);
case 128: return new Float128Vector.Float128Shuffle(f);
--- 588,598 ----
* @param species shuffle species
* @param f the lane index mapping function
* @return a shuffle of mapped indexes
*/
@ForceInline
! public static Shuffle<Float> shuffle(Species<Float> species, IntUnaryOperator f) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(f);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(f);
case 128: return new Float128Vector.Float128Shuffle(f);
*** 536,546 ****
*
* @param species shuffle species
* @return a shuffle of lane indexes
*/
@ForceInline
! public static Shuffle<Float> shuffleIota(FloatSpecies species) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(AbstractShuffle.IDENTITY);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(AbstractShuffle.IDENTITY);
case 128: return new Float128Vector.Float128Shuffle(AbstractShuffle.IDENTITY);
--- 614,624 ----
*
* @param species shuffle species
* @return a shuffle of lane indexes
*/
@ForceInline
! public static Shuffle<Float> shuffleIota(Species<Float> species) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(AbstractShuffle.IDENTITY);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(AbstractShuffle.IDENTITY);
case 128: return new Float128Vector.Float128Shuffle(AbstractShuffle.IDENTITY);
*** 565,575 ****
* {@code int} value
* @throws IndexOutOfBoundsException if the number of int values is
* {@code < species.length()}
*/
@ForceInline
! public static Shuffle<Float> shuffleFromValues(FloatSpecies species, int... ixs) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(ixs);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(ixs);
case 128: return new Float128Vector.Float128Shuffle(ixs);
--- 643,653 ----
* {@code int} value
* @throws IndexOutOfBoundsException if the number of int values is
* {@code < species.length()}
*/
@ForceInline
! public static Shuffle<Float> shuffleFromValues(Species<Float> species, int... ixs) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(ixs);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(ixs);
case 128: return new Float128Vector.Float128Shuffle(ixs);
*** 593,603 ****
* @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<Float> shuffleFromArray(FloatSpecies species, int[] ixs, int i) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(ixs, i);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(ixs, i);
case 128: return new Float128Vector.Float128Shuffle(ixs, i);
--- 671,681 ----
* @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<Float> shuffleFromArray(Species<Float> species, int[] ixs, int i) {
if (species.boxType() == FloatMaxVector.class)
return new FloatMaxVector.FloatMaxShuffle(ixs, i);
switch (species.bitSize()) {
case 64: return new Float64Vector.Float64Shuffle(ixs, i);
case 128: return new Float128Vector.Float128Shuffle(ixs, i);
*** 605,615 ****
case 512: return new Float512Vector.Float512Shuffle(ixs, i);
default: throw new IllegalArgumentException(Integer.toString(species.bitSize()));
}
}
-
// Ops
@Override
public abstract FloatVector add(Vector<Float> v);
--- 683,692 ----
*** 2017,2107 ****
*/
public abstract void intoArray(float[] a, int i, Mask<Float> m, int[] indexMap, int j);
// Species
@Override
! public abstract FloatSpecies species();
/**
* Class representing {@link FloatVector}'s of the same {@link Vector.Shape Shape}.
*/
! public static abstract class FloatSpecies extends Vector.Species<Float> {
interface FOp {
float apply(int i);
}
- abstract FloatVector op(FOp f);
-
- abstract FloatVector op(Mask<Float> m, FOp f);
-
interface FOpm {
boolean apply(int i);
}
! abstract Mask<Float> opm(FOpm f);
!
! abstract IntVector.IntSpecies indexSpecies();
!
!
! // Factories
!
! @Override
! public abstract FloatVector zero();
!
! /**
! * Returns a vector where all lane elements are set to the primitive
! * value {@code e}.
! *
! * @param e the value
! * @return a vector of vector where all lane elements are set to
! * the primitive value {@code e}
! */
! public abstract FloatVector broadcast(float e);
!
! /**
! * Returns a vector where the first lane element is set to the primtive
! * value {@code e}, all other lane elements are set to the default
! * value.
! *
! * @param e the value
! * @return a vector where the first lane element is set to the primitive
! * value {@code e}
! */
! @ForceInline
! public final FloatVector single(float e) {
! return zero().with(0, e);
}
! /**
! * Returns a vector where each lane element is set to a randomly
! * generated primitive value.
! *
! * The semantics are equivalent to calling
! * {@code ThreadLocalRandom#nextFloat}.
! *
! * @return a vector where each lane elements is set to a randomly
! * generated primitive value
! */
! public FloatVector random() {
! ThreadLocalRandom r = ThreadLocalRandom.current();
! return op(i -> r.nextFloat());
}
! /**
! * Returns a vector where each lane element is set to a given
! * primitive value.
! * <p>
! * For each vector lane, where {@code N} is the vector lane index, the
! * the primitive value at index {@code N} is placed into the resulting
! * vector at lane index {@code N}.
! *
! * @param es the given primitive values
! * @return a vector where each lane element is set to a given primitive
! * value
! * @throws IndexOutOfBoundsException if {@code es.length < this.length()}
! */
! public abstract FloatVector scalars(float... es);
}
/**
* Finds the preferred species for an element type of {@code float}.
* <p>
--- 2094,2156 ----
*/
public abstract void intoArray(float[] a, int i, Mask<Float> m, int[] indexMap, int j);
// Species
@Override
! public abstract Species<Float> species();
/**
* Class representing {@link FloatVector}'s of the same {@link Vector.Shape Shape}.
*/
! static final class FloatSpecies extends Vector.AbstractSpecies<Float> {
! final Function<float[], FloatVector> vectorFactory;
! final Function<boolean[], Vector.Mask<Float>> maskFactory;
!
! private FloatSpecies(Vector.Shape shape,
! Class<?> boxType,
! Class<?> maskType,
! Function<float[], FloatVector> vectorFactory,
! Function<boolean[], Vector.Mask<Float>> maskFactory) {
! super(shape, float.class, Float.SIZE, boxType, maskType);
! this.vectorFactory = vectorFactory;
! this.maskFactory = maskFactory;
! }
!
interface FOp {
float apply(int i);
}
interface FOpm {
boolean apply(int i);
}
! FloatVector op(FOp f) {
! float[] res = new float[length()];
! for (int i = 0; i < length(); i++) {
! res[i] = f.apply(i);
! }
! return vectorFactory.apply(res);
}
! FloatVector op(Vector.Mask<Float> o, FOp f) {
! float[] res = new float[length()];
! boolean[] mbits = ((AbstractMask<Float>)o).getBits();
! for (int i = 0; i < length(); i++) {
! if (mbits[i]) {
! res[i] = f.apply(i);
! }
! }
! return vectorFactory.apply(res);
}
! Vector.Mask<Float> 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 float}.
* <p>
*** 2110,2139 ****
* types will have the same shape, and therefore vectors, masks, and
* shuffles created from such species will be shape compatible.
*
* @return the preferred species for an element type of {@code float}
*/
! @SuppressWarnings("unchecked")
! public static FloatSpecies preferredSpecies() {
return (FloatSpecies) Species.ofPreferred(float.class);
}
/**
* Finds a species for an element type of {@code float} and shape.
*
* @param s the shape
* @return a species for an element type of {@code float} and shape
* @throws IllegalArgumentException if no such species exists for the shape
*/
! @SuppressWarnings("unchecked")
! public static FloatSpecies species(Vector.Shape s) {
Objects.requireNonNull(s);
switch (s) {
! case S_64_BIT: return Float64Vector.SPECIES;
! case S_128_BIT: return Float128Vector.SPECIES;
! case S_256_BIT: return Float256Vector.SPECIES;
! case S_512_BIT: return Float512Vector.SPECIES;
! case S_Max_BIT: return FloatMaxVector.SPECIES;
default: throw new IllegalArgumentException("Bad shape: " + s);
}
}
}
--- 2159,2212 ----
* types will have the same shape, and therefore vectors, masks, and
* shuffles created from such species will be shape compatible.
*
* @return the preferred species for an element type of {@code float}
*/
! private static FloatSpecies preferredSpecies() {
return (FloatSpecies) Species.ofPreferred(float.class);
}
/**
* Finds a species for an element type of {@code float} and shape.
*
* @param s the shape
* @return a species for an element type of {@code float} and shape
* @throws IllegalArgumentException if no such species exists for the shape
*/
! static FloatSpecies species(Vector.Shape s) {
Objects.requireNonNull(s);
switch (s) {
! case S_64_BIT: return (FloatSpecies) SPECIES_64;
! case S_128_BIT: return (FloatSpecies) SPECIES_128;
! case S_256_BIT: return (FloatSpecies) SPECIES_256;
! case S_512_BIT: return (FloatSpecies) SPECIES_512;
! case S_Max_BIT: return (FloatSpecies) SPECIES_MAX;
default: throw new IllegalArgumentException("Bad shape: " + s);
}
}
+
+ /** Species representing {@link FloatVector}s of {@link Vector.Shape#S_64_BIT Shape.S_64_BIT}. */
+ public static final Species<Float> SPECIES_64 = new FloatSpecies(Shape.S_64_BIT, Float64Vector.class, Float64Vector.Float64Mask.class,
+ Float64Vector::new, Float64Vector.Float64Mask::new);
+
+ /** Species representing {@link FloatVector}s of {@link Vector.Shape#S_128_BIT Shape.S_128_BIT}. */
+ public static final Species<Float> SPECIES_128 = new FloatSpecies(Shape.S_128_BIT, Float128Vector.class, Float128Vector.Float128Mask.class,
+ Float128Vector::new, Float128Vector.Float128Mask::new);
+
+ /** Species representing {@link FloatVector}s of {@link Vector.Shape#S_256_BIT Shape.S_256_BIT}. */
+ public static final Species<Float> SPECIES_256 = new FloatSpecies(Shape.S_256_BIT, Float256Vector.class, Float256Vector.Float256Mask.class,
+ Float256Vector::new, Float256Vector.Float256Mask::new);
+
+ /** Species representing {@link FloatVector}s of {@link Vector.Shape#S_512_BIT Shape.S_512_BIT}. */
+ public static final Species<Float> SPECIES_512 = new FloatSpecies(Shape.S_512_BIT, Float512Vector.class, Float512Vector.Float512Mask.class,
+ Float512Vector::new, Float512Vector.Float512Mask::new);
+
+ /** Species representing {@link FloatVector}s of {@link Vector.Shape#S_Max_BIT Shape.S_Max_BIT}. */
+ public static final Species<Float> SPECIES_MAX = new FloatSpecies(Shape.S_Max_BIT, FloatMaxVector.class, FloatMaxVector.FloatMaxMask.class,
+ FloatMaxVector::new, FloatMaxVector.FloatMaxMask::new);
+
+ /**
+ * Preferred species for {@link FloatVector}s.
+ * A preferred species is a species of maximal bit size for the platform.
+ */
+ public static final Species<Float> SPECIES_PREFERRED = (Species<Float>) preferredSpecies();
}
< prev index next >