src/java.base/share/classes/jdk/internal/misc/Unsafe.java
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*** old/src/java.base/share/classes/jdk/internal/misc/Unsafe.java	Tue Feb  2 10:45:31 2016
--- new/src/java.base/share/classes/jdk/internal/misc/Unsafe.java	Tue Feb  2 10:45:30 2016

*** 1,7 **** --- 1,7 ---- /* ! * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. ! * Copyright (c) 2000, 2016, 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 * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this
*** 457,466 **** --- 457,494 ---- public void copyMemory(long srcAddress, long destAddress, long bytes) { copyMemory(null, srcAddress, null, destAddress, bytes); } /** + * Copies all elements from one block of memory to another block, byte swapping the + * elements on the fly. + * + * <p>This method determines each block's base address by means of two parameters, + * and so it provides (in effect) a <em>double-register</em> addressing mode, + * as discussed in {@link #getInt(Object,long)}. When the object reference is null, + * the offset supplies an absolute base address. + * + * @since 9 + */ + public native void copySwapMemory(Object srcBase, long srcOffset, + Object destBase, long destOffset, + long bytes, long elemSize); + + /** + * Copies all elements from one block of memory to another block, byte swapping the + * elements on the fly. + * + * This provides a <em>single-register</em> addressing mode, as + * discussed in {@link #getInt(Object,long)}. + * + * Equivalent to {@code copySwapMemory(null, srcAddress, null, destAddress, bytes, elemSize)}. + */ + public void copySwapMemory(long srcAddress, long destAddress, long bytes, long elemSize) { + copySwapMemory(null, srcAddress, null, destAddress, bytes, elemSize); + } + + /** * Disposes of a block of native memory, as obtained from {@link * #allocateMemory} or {@link #reallocateMemory}. The address passed to * this method may be null, in which case no action is taken. * * @see #allocateMemory

src/java.base/share/classes/jdk/internal/misc/Unsafe.java
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