[jdk11u-dev] RFR: 8294578: [PPC64] C2: Missing is_oop information when using disjoint compressed oops mode

[Martin Doerr]

Clean backport of JDK-8294578.

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Commit messages:
 - Backport f03934e270aa86de3c6832f9754caba05726726b

Changes: https://git.openjdk.org/jdk11u-dev/pull/1389/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1389&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8294578
  Stats: 3 lines in 1 file changed: 3 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1389.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1389/head:pull/1389

PR: https://git.openjdk.org/jdk11u-dev/pull/1389