RFR [9]: 8050142: Optimize java.util.Formatter (original) (raw)

Claes Redestad claes.redestad at oracle.com
Mon Jul 14 10:07:38 UTC 2014

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Hi,

please review this patch which optimizes away some allocations from java.util.Formatter and achieve 1.1-1.3x speedups of micros targetting String.format. See bug for more details.

webrev: http://cr.openjdk.java.net/~redestad/8050142/webrev.0 bug: https://bugs.openjdk.java.net/browse/JDK-8050142

Testing: JPRT, jtreg (java/lang/String, java/util/Formatter), SPECjbb2013 and microbenchmarks

Thanks!

/Claes

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