RFR: 8264352: AArch64: Optimize vector "not/andNot" for NEON and SVE

Xiaohong Gong xgong at openjdk.java.net
Wed Apr 7 08:48:32 UTC 2021

On Wed, 7 Apr 2021 08:31:19 GMT, Andrew Haley <aph at openjdk.org> wrote:

> Looks OK. Is there any test code for this is mainline?

Hi @theRealAph , thanks for looking at this PR.  Yes, there is the Vector API jtreg tests that have covered the opcode `NOT/AND_NOT`.
Please see the tests for byte vector: https://github.com/openjdk/jdk/blob/master/test/jdk/jdk/incubator/vector/ByteMaxVectorTests.java#L1708
and https://github.com/openjdk/jdk/blob/master/test/jdk/jdk/incubator/vector/ByteMaxVectorTests.java#L4602


PR: https://git.openjdk.java.net/jdk/pull/3370

More information about the hotspot-compiler-dev mailing list