archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-27 06:45:07 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8213033: Archive remaining primitive box caches

Browse source 
Reviewed-by: jiangli, alanb
This commit is contained in:
Claes Redestad 2018-11-20 21:12:46 +01:00
parent 4a235517f9
commit 4b45441ae9
9 changed files with 117 additions and 50 deletions
Download patch file Download diff file Expand all files Collapse all files

10
src/java.base/share/classes/java/lang/Integer.java
View file

@ -1013,10 +1013,9 @@ public final class Integer extends Number implements Comparable<Integer> {
VM.getSavedProperty("java.lang.Integer.IntegerCache.high");
if (integerCacheHighPropValue != null) {
try {
int i = parseInt(integerCacheHighPropValue);
i = Math.max(i, 127);
h = Math.max(parseInt(integerCacheHighPropValue), 127);
// Maximum array size is Integer.MAX_VALUE
h = Math.min(i, Integer.MAX_VALUE - (-low) -1);
h = Math.min(h, Integer.MAX_VALUE - (-low) -1);
} catch( NumberFormatException nfe) {
// If the property cannot be parsed into an int, ignore it.
}
@ -1031,8 +1030,9 @@ public final class Integer extends Number implements Comparable<Integer> {
if (archivedCache == null || size > archivedCache.length) {
Integer[] c = new Integer[size];
int j = low;
for(int k = 0; k < c.length; k++)
c[k] = new Integer(j++);
for(int i = 0; i < c.length; i++) {
c[i] = new Integer(j++);
}
archivedCache = c;
}
cache = archivedCache;