RFR: Help some ports build

[Ron Pressler]

Help some ports build.

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Commit messages:
 - arm32
 - -
 - args

Changes: https://git.openjdk.java.net/loom/pull/185/files
 Webrev: https://webrevs.openjdk.java.net/?repo=loom&pr=185&range=00
  Stats: 18 lines in 4 files changed: 13 ins; 1 del; 4 mod
  Patch: https://git.openjdk.java.net/loom/pull/185.diff
  Fetch: git fetch https://git.openjdk.java.net/loom pull/185/head:pull/185

PR: https://git.openjdk.java.net/loom/pull/185