[lworld] RFR: 8376532: [lworld] Size of BUFFERED layout is sometimes smaller than size of NULLABLE_NON_ATOMIC_FLAT layout [v3]

[Frederic Parain]

> Fixes several bugs in the field layout builder, when the size and alignment constraint of the BUFFERED layout are adjusted to be compatible with all the other supported layouts.
> The FieldLayoutAnalyzer framework has been updated to check this requirement each time a field layout log is processed.
> 
> Testing in progress.
> 
> Fred

Frederic Parain has updated the pull request incrementally with one additional commit since the last revision:

  Fix comments

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Changes:
  - all: https://git.openjdk.org/valhalla/pull/1997/files
  - new: https://git.openjdk.org/valhalla/pull/1997/files/4d1555d4..c35703b5

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=1997&range=02
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=1997&range=01-02

  Stats: 9 lines in 1 file changed: 0 ins; 0 del; 9 mod
  Patch: https://git.openjdk.org/valhalla/pull/1997.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1997/head:pull/1997

PR: https://git.openjdk.org/valhalla/pull/1997