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8160885: Unsafe.compareAndExchangeDouble/FloatAcquire should defer to compareAndExchangeLong/IntAcquire

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Reviewed-by: mhaupt
This commit is contained in:
Paul Sandoz 2016-07-07 18:30:43 +02:00
parent 748aad61f6
commit a4245ceb1d
1 changed files with 6 additions and 6 deletions
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12
jdk/src/java.base/share/classes/jdk/internal/misc/Unsafe.java
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@ -1709,9 +1709,9 @@ public final class Unsafe {
public final float compareAndExchangeFloatAcquire(Object o, long offset,
float expected,
float x) {
int w = compareAndExchangeIntVolatile(o, offset,
Float.floatToRawIntBits(expected),
Float.floatToRawIntBits(x));
int w = compareAndExchangeIntAcquire(o, offset,
Float.floatToRawIntBits(expected),
Float.floatToRawIntBits(x));
return Float.intBitsToFloat(w);
}
@ -1793,9 +1793,9 @@ public final class Unsafe {
public final double compareAndExchangeDoubleAcquire(Object o, long offset,
double expected,
double x) {
long w = compareAndExchangeLongVolatile(o, offset,
Double.doubleToRawLongBits(expected),
Double.doubleToRawLongBits(x));
long w = compareAndExchangeLongAcquire(o, offset,
Double.doubleToRawLongBits(expected),
Double.doubleToRawLongBits(x));
return Double.longBitsToDouble(w);
}