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Improve LongHash performance - take #2
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@ -1,19 +1,28 @@
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From 0ed4d284bbdfffc523e2c2c731443a31df66de15 Mon Sep 17 00:00:00 2001
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From 30dee3aef49042baa1609cb2247927bb5dab4710 Mon Sep 17 00:00:00 2001
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From: md_5 <md_5@live.com.au>
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Date: Fri, 21 Jun 2013 17:13:47 +1000
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Subject: [PATCH] LongHash Tweaks
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diff --git a/src/main/java/org/bukkit/craftbukkit/util/LongHash.java b/src/main/java/org/bukkit/craftbukkit/util/LongHash.java
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index 691cafd..9d54472 100644
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index 691cafd..7a5801f 100644
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--- a/src/main/java/org/bukkit/craftbukkit/util/LongHash.java
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+++ b/src/main/java/org/bukkit/craftbukkit/util/LongHash.java
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@@ -2,7 +2,7 @@ package org.bukkit.craftbukkit.util;
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public class LongHash {
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public static long toLong(int msw, int lsw) {
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- return ((long) msw << 32) + lsw - Integer.MIN_VALUE;
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+ return ((long) msw << 32) | (lsw & 0xFFFFFFFFL); // Spigot
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}
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public static int msw(long l) {
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@@ -10,6 +10,6 @@ public class LongHash {
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}
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public static int lsw(long l) {
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- return (int) (l & 0xFFFFFFFF) + Integer.MIN_VALUE;
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+ return (int) (l) + Integer.MIN_VALUE; // Spigot - remove redundant &
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+ return (int) (l & 0xFFFFFFFF); // Spigot
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}
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/util/LongHashSet.java b/src/main/java/org/bukkit/craftbukkit/util/LongHashSet.java
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@ -220,5 +229,5 @@ index 0000000..9416f6e
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+ }
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+}
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--
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1.8.3.2
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1.9.1
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