What's the correct repository on which to base changes to "jdk"?
david.r.chase at oracle.com
Wed May 15 14:30:56 UTC 2013
The changed files are these:
This is for a performance RFE filed against "compiler",
JDK-7088419: "Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32 and java.util.zip.Adler32"
The nature of the changes is
1) adding fork-join parallelism for Adler32 and CRC32,
2) handling small cases in Java when that is cheaper than JNI overheads,
3) on suitable Intel platforms, using a fancy instruction to make CRC go faster.
There's a companion patch for the hotspot side -- the two conspire to pass platform feature information
through a property "sun.zip.clmulSupported".
And to which list should I post the request for reviews?
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