RFR: 8283790: G1: Remove redundant card/heap-address transition

Tue Apr 19 11:58:26 UTC 2022

On Mon, 28 Mar 2022 13:18:50 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple change of removing some unnecessary code.
> 
> (Also checked the assembly in `release` build and these redundant transitions are *not* optimized away.)
> 
> Test: hotspot_gc

Thanks for the review.

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PR: https://git.openjdk.java.net/jdk/pull/7995