A simple optimization proposal (original) (raw)

Martin Grajcar maaartinus at gmail.com
Wed Feb 12 15:45:04 PST 2014


I'm afraid, not all equivalences listed in https://bugs.openjdk.java.net/browse/JDK-8003585 are right, namely the first one

(x & m) <= m, if and only if (m >= 0)

Using x = -1 reduces the LHS to m <= m. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/attachments/20140213/64ba6398/attachment.html



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