[lworld] RFR: Merge jdk [v2]

[David Simms]

> Remaining merge issues problem listed:
>   * JDK-8301662
>   * JDK-8301665

David Simms has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 1480 commits:

 - Remaining merge issues problem listed:
   
     * JDK-8301662
     * JDK-8301665
 - Merge complete
 - more
 - more
 - Fixed TestGetfieldChains
 - Removed dead code leftover from c2_MacroAssembler_aarch64.cpp
 - more fixes
 - some fixes
 - First set of fixes, needs much more work
 - Merge conflict originals
 - ... and 1470 more: https://git.openjdk.org/valhalla/compare/33f3bd8f...3c47035b

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

Changes: https://git.openjdk.org/valhalla/pull/818/files
 Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=818&range=01
  Stats: 200631 lines in 1553 files changed: 191987 ins; 1997 del; 6647 mod
  Patch: https://git.openjdk.org/valhalla/pull/818.diff
  Fetch: git fetch https://git.openjdk.org/valhalla pull/818/head:pull/818

PR: https://git.openjdk.org/valhalla/pull/818