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8263677: Improve Character.isLowerCase/isUpperCase lookups

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Reviewed-by: erikj, ihse, naoto, rriggs
This commit is contained in:
Claes Redestad 2021-03-17 15:22:06 +00:00
parent b63b5d4c4b
commit e152cc0312
8 changed files with 144 additions and 266 deletions
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7
make/data/characterdata/CharacterDataLatin1.java.template
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2002, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2002, 2021, 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
@ -87,13 +87,12 @@ class CharacterDataLatin1 extends CharacterData {
@IntrinsicCandidate
boolean isLowerCase(int ch) {
return (getProperties(ch) & $$maskType) == Character.LOWERCASE_LETTER
|| (getPropertiesEx(ch) & $$maskOtherLowercase) != 0; // 0xaa, 0xba
return (getPropertiesEx(ch) & $$maskOtherLowercase) != 0;
}
@IntrinsicCandidate
boolean isUpperCase(int ch) {
return (getProperties(ch) & $$maskType) == Character.UPPERCASE_LETTER;
return (getPropertiesEx(ch) & $$maskOtherUppercase) != 0;
}
boolean isOtherAlphabetic(int ch) {