RFR: 8350758: G1: Use actual last prediction in accumulated survivor rate prediction too [v2]

[Thomas Schatzl]

> Hi all,
> 
>   please review this fix to recent JDK-8349906 to use the current
> survivor rate in the accumulated survivor rate for initializing newly allocated entries as well.
> 
> Testing: gha
> 
> Thanks,
>   Thomas

Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:

  * ayang review

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/23795/files
  - new: https://git.openjdk.org/jdk/pull/23795/files/5ab28451..8bfe673a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=23795&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=23795&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/23795.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23795/head:pull/23795

PR: https://git.openjdk.org/jdk/pull/23795