RFR: 8285802: AArch64: Consistently handle offsets in MacroAssembler as 64-bit quantities [v4]

[Andrew Dinn]

On Thu, 28 Apr 2022 12:38:20 GMT, Andrew Haley <aph at openjdk.org> wrote:

>> In a few places we pass offsets as 32-bit ints rather than 64-bit longs, and we're not consistent about it. We shold have a clean 64-bit path for offset generation and validation.
>
> Andrew Haley has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Windows!

Looks ok, even on Windows! (the UI test that failed was because of a timeout so I assume it can be disregarded).

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Marked as reviewed by adinn (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/8448