[code-reflection] Integrated: Hat sync with cuda changes

[Gary Frost]

Violajones changes to show timing over 10 runs.

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Commit messages:
 - fixup violajones to report timing
 - Merge branch 'code-reflection' into hat-sync-with-cuda-changes
 - sync with cuda changes
 - Hat find cuda ill access
 - rationalize casting
 - ubuntu crashed

Changes: https://git.openjdk.org/babylon/pull/95/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=95&range=00
  Stats: 12 lines in 2 files changed: 0 ins; 0 del; 12 mod
  Patch: https://git.openjdk.org/babylon/pull/95.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/95/head:pull/95

PR: https://git.openjdk.org/babylon/pull/95