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8310929: Optimization for Integer.toString

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Reviewed-by: redestad, rriggs
This commit is contained in:
shaojin.wensj 2023-09-08 02:13:52 +00:00 • committed by Yi Yang
parent 111ecdbaf5
commit 4b43c25fe3
8 changed files with 215 additions and 172 deletions
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6
src/java.base/share/classes/java/lang/AbstractStringBuilder.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2023, 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
@ -832,7 +832,7 @@ abstract sealed class AbstractStringBuilder implements Appendable, CharSequence
int spaceNeeded = count + Integer.stringSize(i);
ensureCapacityInternal(spaceNeeded);
if (isLatin1()) {
Integer.getChars(i, spaceNeeded, value);
StringLatin1.getChars(i, spaceNeeded, value);
} else {
StringUTF16.getChars(i, count, spaceNeeded, value);
}
@ -857,7 +857,7 @@ abstract sealed class AbstractStringBuilder implements Appendable, CharSequence
int spaceNeeded = count + Long.stringSize(l);
ensureCapacityInternal(spaceNeeded);
if (isLatin1()) {
Long.getChars(l, spaceNeeded, value);
StringLatin1.getChars(l, spaceNeeded, value);
} else {
StringUTF16.getChars(l, count, spaceNeeded, value);
}