[jdk17u-dev] RFR: 8270155: ARM32: Improve register dump in hs_err

[Aleksey Shipilev]

Clean backport to improve ARM32 error handling.

Additional testing:
 - [x] Linux ARM32 fastdebug `make bootcycle-images`
 - [x] Ad-hoc Linux ARM32 fastdebug crashes, eyeballing hs-errs

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Commit messages:
 - Backport 589a1d53df0f53c064fda8a2ac491e0a536ea487

Changes: https://git.openjdk.org/jdk17u-dev/pull/926/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=926&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8270155
  Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/926.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/926/head:pull/926

PR: https://git.openjdk.org/jdk17u-dev/pull/926