RFR: 8354803: ALL_64_BITS is the same across platforms [v2]

[Matthias Baesken]

On Tue, 22 Apr 2025 09:11:25 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> We have quite a lot of duplication of ALL_64_BITS
>> #define ALL_64_BITS CONST64(0xFFFFFFFFFFFFFFFF)
>> across posix platforms but it is the same for these platforms so it could be moved to a central place.
>> 
>> On Windows it is currently
>> #define ALL_64_BITS CONST64(-1)
>> but this should be the same too.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   handle windows too

I changed the coding to the suggested  all_bits_jlong .

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PR Comment: https://git.openjdk.org/jdk/pull/24715#issuecomment-2824226333