[Backport] 8225776: Optimize branch frequency of G1's write post-barrier in C2

dragonwell-project / dragonwell11

Alibaba Dragonwell11 JDK

https://www.aliyun.com/product/dragonwell

GNU General Public License v2.0

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Closed lusou-zhangquan closed 8 months ago

lusou-zhangquan commented 8 months ago

Optimize branch frequency of G1's write post-barrier in C2 to be unlikely