RFR: 8251505: Use of types in compiler shared code should be consistent. [v8]

[David Holmes]

On Thu, 3 Feb 2022 00:03:53 GMT, Yi-Fan Tsai <duke at openjdk.java.net> wrote:

>> 8251505: Use of types in compiler shared code should be consistent.
>
> Yi-Fan Tsai has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix JVMCIEnv::get_long_at

These changes also appear okay to me. Where we have changed from 32-bit to 64-bit types we will need to watch for issues with the 32-bit builds.

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PR: https://git.openjdk.java.net/jdk/pull/7294