RF(XS): 8154939: 8153998 broke vectorization on aarch64

Berg, Michael C michael.c.berg at intel.com
Fri Apr 22 17:44:05 UTC 2016


The changes seems ok since unroll analysis is not enabled for aarch64.

-Michael

-----Original Message-----
From: hotspot-compiler-dev [mailto:hotspot-compiler-dev-bounces at openjdk.java.net] On Behalf Of Roland Westrelin
Sent: Friday, April 22, 2016 5:39 AM
To: hotspot-compiler-dev at openjdk.java.net
Subject: RF(XS): 8154939: 8153998 broke vectorization on aarch64

http://cr.openjdk.java.net/~roland/8154939/webrev.00/

8153998 added a test that assumes SuperWordLoopUnrollAnalysis is enabled but it's not the case on aarch64. As a consequence, vectorization doesn't trigger on aarch64 anymore.

Roland.


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