> This patch optimizes PopCount value transforms using KnownBits information. > Following are the results of the micro-benchmark included with the patch > > > > System: 13th Gen Intel(R) Core(TM) i3-1315U > > Baseline: > Benchmark Mode Cnt Score Error > Units > PopCountValueTransform.LogicFoldingKerenLong thrpt 2 215460.670 > ops/s > PopCountValueTransform.LogicFoldingKerenlInt thrpt 2 294014.826 > ops/s > > Withopt: > Benchmark Mode Cnt Score Error > Units > PopCountValueTransform.LogicFoldingKerenLong thrpt 2 389978.082 > ops/s > PopCountValueTransform.LogicFoldingKerenlInt thrpt 2 417261.583 > ops/s > > > Kindly review and share your feedback. > > Best Regards, > Jatin
Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision: Update countbitsnode.cpp ------------- Changes: - all: https://git.openjdk.org/jdk/pull/27075/files - new: https://git.openjdk.org/jdk/pull/27075/files/92cf2fad..e206ccc3 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=27075&range=10 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27075&range=09-10 Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod Patch: https://git.openjdk.org/jdk/pull/27075.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/27075/head:pull/27075 PR: https://git.openjdk.org/jdk/pull/27075
