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8332826: Make hashCode methods in ArraysSupport friendlier

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Reviewed-by: redestad, liach
This commit is contained in:
Pavel Rappo 2024-05-30 09:33:30 +00:00
parent 2b4a4b7bd8
commit 3cff588a31
13 changed files with 234 additions and 80 deletions
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6
src/java.base/share/classes/java/lang/StringUTF16.java
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@ -585,11 +585,7 @@ final class StringUTF16 {
}
public static int hashCode(byte[] value) {
return switch (value.length) {
case 0 -> 0;
case 2 -> getChar(value, 0);
default -> ArraysSupport.vectorizedHashCode(value, 0, value.length >> 1, 0, ArraysSupport.T_CHAR);
};
return ArraysSupport.hashCodeOfUTF16(value, 0, value.length >> 1, 0);
}
// Caller must ensure that from- and toIndex are within bounds