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src/java.base/share/classes/jdk/internal/misc/Unsafe.java
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@@ -177,11 +177,11 @@
/**
* Fetches a reference value from a given Java variable.
* @see #getInt(Object, long)
*/
@HotSpotIntrinsicCandidate
- public native Object getObject(Object o, long offset);
+ public native Object getReference(Object o, long offset);
/**
* Stores a reference value into a given Java variable.
* <p>
* Unless the reference {@code x} being stored is either null
@@ -190,11 +190,11 @@
* other store barriers for that object (if the VM requires them)
* are updated.
* @see #putInt(Object, long, int)
*/
@HotSpotIntrinsicCandidate
- public native void putObject(Object o, long offset, Object x);
+ public native void putReference(Object o, long offset, Object x);
/** @see #getInt(Object, long) */
@HotSpotIntrinsicCandidate
public native boolean getBoolean(Object o, long offset);
@@ -1295,59 +1295,59 @@
* and write. Corresponds to C11 atomic_compare_exchange_strong.
*
* @return {@code true} if successful
*/
@HotSpotIntrinsicCandidate
- public final native boolean compareAndSetObject(Object o, long offset,
+ public final native boolean compareAndSetReference(Object o, long offset,
Object expected,
Object x);
@HotSpotIntrinsicCandidate
- public final native Object compareAndExchangeObject(Object o, long offset,
+ public final native Object compareAndExchangeReference(Object o, long offset,
Object expected,
Object x);
@HotSpotIntrinsicCandidate
- public final Object compareAndExchangeObjectAcquire(Object o, long offset,
+ public final Object compareAndExchangeReferenceAcquire(Object o, long offset,
Object expected,
Object x) {
- return compareAndExchangeObject(o, offset, expected, x);
+ return compareAndExchangeReference(o, offset, expected, x);
}
@HotSpotIntrinsicCandidate
- public final Object compareAndExchangeObjectRelease(Object o, long offset,
+ public final Object compareAndExchangeReferenceRelease(Object o, long offset,
Object expected,
Object x) {
- return compareAndExchangeObject(o, offset, expected, x);
+ return compareAndExchangeReference(o, offset, expected, x);
}
@HotSpotIntrinsicCandidate
- public final boolean weakCompareAndSetObjectPlain(Object o, long offset,
+ public final boolean weakCompareAndSetReferencePlain(Object o, long offset,
Object expected,
Object x) {
- return compareAndSetObject(o, offset, expected, x);
+ return compareAndSetReference(o, offset, expected, x);
}
@HotSpotIntrinsicCandidate
- public final boolean weakCompareAndSetObjectAcquire(Object o, long offset,
+ public final boolean weakCompareAndSetReferenceAcquire(Object o, long offset,
Object expected,
Object x) {
- return compareAndSetObject(o, offset, expected, x);
+ return compareAndSetReference(o, offset, expected, x);
}
@HotSpotIntrinsicCandidate
- public final boolean weakCompareAndSetObjectRelease(Object o, long offset,
+ public final boolean weakCompareAndSetReferenceRelease(Object o, long offset,
Object expected,
Object x) {
- return compareAndSetObject(o, offset, expected, x);
+ return compareAndSetReference(o, offset, expected, x);
}
@HotSpotIntrinsicCandidate
- public final boolean weakCompareAndSetObject(Object o, long offset,
+ public final boolean weakCompareAndSetReference(Object o, long offset,
Object expected,
Object x) {
- return compareAndSetObject(o, offset, expected, x);
+ return compareAndSetReference(o, offset, expected, x);
}
/**
* Atomically updates Java variable to {@code x} if it is currently
* holding {@code expected}.
@@ -1956,21 +1956,21 @@
return compareAndSetLong(o, offset, expected, x);
}
/**
* Fetches a reference value from a given Java variable, with volatile
- * load semantics. Otherwise identical to {@link #getObject(Object, long)}
+ * load semantics. Otherwise identical to {@link #getReference(Object, long)}
*/
@HotSpotIntrinsicCandidate
- public native Object getObjectVolatile(Object o, long offset);
+ public native Object getReferenceVolatile(Object o, long offset);
/**
* Stores a reference value into a given Java variable, with
- * volatile store semantics. Otherwise identical to {@link #putObject(Object, long, Object)}
+ * volatile store semantics. Otherwise identical to {@link #putReference(Object, long, Object)}
*/
@HotSpotIntrinsicCandidate
- public native void putObjectVolatile(Object o, long offset, Object x);
+ public native void putReferenceVolatile(Object o, long offset, Object x);
/** Volatile version of {@link #getInt(Object, long)} */
@HotSpotIntrinsicCandidate
public native int getIntVolatile(Object o, long offset);
@@ -2034,14 +2034,14 @@
@HotSpotIntrinsicCandidate
public native void putDoubleVolatile(Object o, long offset, double x);
- /** Acquire version of {@link #getObjectVolatile(Object, long)} */
+ /** Acquire version of {@link #getReferenceVolatile(Object, long)} */
@HotSpotIntrinsicCandidate
- public final Object getObjectAcquire(Object o, long offset) {
- return getObjectVolatile(o, offset);
+ public final Object getReferenceAcquire(Object o, long offset) {
+ return getReferenceVolatile(o, offset);
}
/** Acquire version of {@link #getBooleanVolatile(Object, long)} */
@HotSpotIntrinsicCandidate
public final boolean getBooleanAcquire(Object o, long offset) {
@@ -2089,23 +2089,23 @@
public final double getDoubleAcquire(Object o, long offset) {
return getDoubleVolatile(o, offset);
}
/*
- * Versions of {@link #putObjectVolatile(Object, long, Object)}
+ * Versions of {@link #putReferenceVolatile(Object, long, Object)}
* that do not guarantee immediate visibility of the store to
* other threads. This method is generally only useful if the
* underlying field is a Java volatile (or if an array cell, one
* that is otherwise only accessed using volatile accesses).
*
* Corresponds to C11 atomic_store_explicit(..., memory_order_release).
*/
- /** Release version of {@link #putObjectVolatile(Object, long, Object)} */
+ /** Release version of {@link #putReferenceVolatile(Object, long, Object)} */
@HotSpotIntrinsicCandidate
- public final void putObjectRelease(Object o, long offset, Object x) {
- putObjectVolatile(o, offset, x);
+ public final void putReferenceRelease(Object o, long offset, Object x) {
+ putReferenceVolatile(o, offset, x);
}
/** Release version of {@link #putBooleanVolatile(Object, long, boolean)} */
@HotSpotIntrinsicCandidate
public final void putBooleanRelease(Object o, long offset, boolean x) {
@@ -2154,14 +2154,14 @@
putDoubleVolatile(o, offset, x);
}
// ------------------------------ Opaque --------------------------------------
- /** Opaque version of {@link #getObjectVolatile(Object, long)} */
+ /** Opaque version of {@link #getReferenceVolatile(Object, long)} */
@HotSpotIntrinsicCandidate
- public final Object getObjectOpaque(Object o, long offset) {
- return getObjectVolatile(o, offset);
+ public final Object getReferenceOpaque(Object o, long offset) {
+ return getReferenceVolatile(o, offset);
}
/** Opaque version of {@link #getBooleanVolatile(Object, long)} */
@HotSpotIntrinsicCandidate
public final boolean getBooleanOpaque(Object o, long offset) {
@@ -2208,14 +2208,14 @@
@HotSpotIntrinsicCandidate
public final double getDoubleOpaque(Object o, long offset) {
return getDoubleVolatile(o, offset);
}
- /** Opaque version of {@link #putObjectVolatile(Object, long, Object)} */
+ /** Opaque version of {@link #putReferenceVolatile(Object, long, Object)} */
@HotSpotIntrinsicCandidate
- public final void putObjectOpaque(Object o, long offset, Object x) {
- putObjectVolatile(o, offset, x);
+ public final void putReferenceOpaque(Object o, long offset, Object x) {
+ putReferenceVolatile(o, offset, x);
}
/** Opaque version of {@link #putBooleanVolatile(Object, long, boolean)} */
@HotSpotIntrinsicCandidate
public final void putBooleanOpaque(Object o, long offset, boolean x) {
@@ -2640,33 +2640,33 @@
* @param newValue new value
* @return the previous value
* @since 1.8
*/
@HotSpotIntrinsicCandidate
- public final Object getAndSetObject(Object o, long offset, Object newValue) {
+ public final Object getAndSetReference(Object o, long offset, Object newValue) {
Object v;
do {
- v = getObjectVolatile(o, offset);
- } while (!weakCompareAndSetObject(o, offset, v, newValue));
+ v = getReferenceVolatile(o, offset);
+ } while (!weakCompareAndSetReference(o, offset, v, newValue));
return v;
}
@ForceInline
- public final Object getAndSetObjectRelease(Object o, long offset, Object newValue) {
+ public final Object getAndSetReferenceRelease(Object o, long offset, Object newValue) {
Object v;
do {
- v = getObject(o, offset);
- } while (!weakCompareAndSetObjectRelease(o, offset, v, newValue));
+ v = getReference(o, offset);
+ } while (!weakCompareAndSetReferenceRelease(o, offset, v, newValue));
return v;
}
@ForceInline
- public final Object getAndSetObjectAcquire(Object o, long offset, Object newValue) {
+ public final Object getAndSetReferenceAcquire(Object o, long offset, Object newValue) {
Object v;
do {
- v = getObjectAcquire(o, offset);
- } while (!weakCompareAndSetObjectAcquire(o, offset, v, newValue));
+ v = getReferenceAcquire(o, offset);
+ } while (!weakCompareAndSetReferenceAcquire(o, offset, v, newValue));
return v;
}
@HotSpotIntrinsicCandidate
public final byte getAndSetByte(Object o, long offset, byte newValue) {
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