I've noticed the difference between modulo and bitshift in java code written in the last five years. If it's getting 99.9+% cache hits, being used in an innerm

I've noticed the difference between modulo and bitshift in java code written in the last five years. If it's getting 99.9+% cache hits, being used in an innermost loop, and jdk7 hasn't gotten around to JITing special cases in modulo, this could absolutely matter.