RFR: JDK-8305484: Compiler::init_c1_runtime unnecessarily uses an Arena that lives for the lifetime of the process

[Justin King]

On Mon, 3 Apr 2023 15:23:43 GMT, Justin King <jcking at openjdk.org> wrote:

> Remove unnecessary usage of Arena for globals that live the lifetime of the process and are initialized once.

Looks like its only ever executed by a single thread.

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PR Comment: https://git.openjdk.org/jdk/pull/13300#issuecomment-1494547212