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8264109: Add vectorized implementation for VectorMask.andNot() #3211

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8264109: Add vectorized implementation for VectorMask.andNot() #3211

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ccb73d9
8264109: Add vectorized implementation for VectorMask.andNot()
Mar 24, 2021
33ac041
Move the changing to AbstractMask.andNot and revert changes in Vector…
Apr 1, 2021
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5 changes: 5 additions & 0 deletions src/jdk.incubator.vector/share/classes/jdk/incubator/vector/AbstractMask.java
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Original file line number Diff line number Diff line change
Expand Up @@ -150,6 +150,11 @@ public VectorMask<E> eq(VectorMask<E> m) {
return bOp(m, (i, a, b) -> a == b);
}

@Override
public VectorMask<E> andNot(VectorMask<E> m) {
return and(m.not());
}

/*package-private*/
static boolean anyTrueHelper(boolean[] bits) {
// FIXME: Maybe use toLong() != 0 here.
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6 changes: 2 additions & 4 deletions src/jdk.incubator.vector/share/classes/jdk/incubator/vector/VectorMask.java
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2017, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
Expand Down Expand Up @@ -425,9 +425,7 @@ public static <E> VectorMask<E> fromLong(VectorSpecies<E> species, long bits) {
* @param m the second input mask
* @return the result of logically subtracting the second mask from this mask
*/
public final VectorMask<E> andNot(VectorMask<E> m) {
return and(m.not());
}
public abstract VectorMask<E> andNot(VectorMask<E> m);

/**
* Logically negates this mask.
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