RFR: 8363998: Implement Compressed Class Pointers for 32-bit [v3]

[Roman Kennke]

On Mon, 28 Jul 2025 14:28:51 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> src/hotspot/cpu/arm/c1_FrameMap_arm.hpp line 99:
>> 
>>> 97:   static int adjust_reg_range(int range) {
>>> 98:     return range;
>>> 99:   }
>> 
>> This looks to me like the whole method could be removed?
>
> Possibly; but I wanted to keep the change to a minimum. There will be a larger cleanup coming when UseCompressedClassPointers gets removed.

ok

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PR Review Comment: https://git.openjdk.org/jdk/pull/26491#discussion_r2236918724