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Long.bitCount and Integer.bitCount use bit folding to make this computation fast. In addition to that Hotspot knows these methods and can replace them with native opcode if the CPU supports them (JDK7).
The text was updated successfully, but these errors were encountered:
C:\Users\szeiger\Desktop>java -version
java version "1.7.0"
Java(TM) SE Runtime Environment (build 1.7.0-b147)
Java HotSpot(TM) 64-Bit Server VM (build 21.0-b17, mixed mode)
Long.bitCount and Integer.bitCount use bit folding to make this computation fast. In addition to that Hotspot knows these methods and can replace them with native opcode if the CPU supports them (JDK7).
The text was updated successfully, but these errors were encountered: