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8356044: Use Double::hashCode and Long::hashCode in java.vm.ci.meta #24988

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8356044: Use Double::hashCode and Long::hashCode in java.vm.ci.meta #24988

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9 changes: 2 additions & 7 deletions src/jdk.internal.vm.ci/share/classes/jdk/vm/ci/meta/AbstractProfiledItem.java
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Original file line number Diff line number Diff line change
Expand Up @@ -63,13 +63,8 @@ public int compareTo(AbstractProfiledItem<?> o) {

@Override
public int hashCode() {
final int prime = 31;
int result = 1;
long temp;
temp = Double.doubleToLongBits(probability);
result = prime * result + (int) (temp ^ (temp >>> 32));
result = prime * result + item.hashCode();
return result;
int result = 31 + Double.hashCode(probability);
return 31 * result + item.hashCode();
}

@Override
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2 changes: 1 addition & 1 deletion src/jdk.internal.vm.ci/share/classes/jdk/vm/ci/meta/PrimitiveConstant.java
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Expand Up @@ -160,7 +160,7 @@ public void serialize(ByteBuffer buffer) {

@Override
public int hashCode() {
return (int) (primitive ^ (primitive >>> 32)) * (getJavaKind().ordinal() + 31);
return Long.hashCode(primitive) * (getJavaKind().ordinal() + 31);
}

@Override
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