[jdk11u-dev] RFR: 8296924: C2: assert(is_valid_AArch64_address(dest.target())) failed: bad address

[Goetz Lindenmaier]

I backport this for parity with 11.0.19-oracle

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Commit messages:
 - Backport abe532a89cbdd2b959789611cecbad7c94f6a870

Changes: https://git.openjdk.org/jdk11u-dev/pull/1660/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1660&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8296924
  Stats: 59 lines in 2 files changed: 58 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1660.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev pull/1660/head:pull/1660

PR: https://git.openjdk.org/jdk11u-dev/pull/1660