RFR: 8371779: Replace MemTagBitmap with ResourceBitMap

[Afshin Zafari]

On Thu, 13 Nov 2025 09:16:34 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

> Hi,
> 
> We don't really need our own bitmap implementation and can instead use the utility `ResourceBitMap`. This is a nice cleanup, imho.
> 
> Testing: GHA

src/hotspot/share/nmt/memMapPrinter.cpp line 131:

> 129:   }
> 130: 
> 131:   // Given a vma [from, to), find all regions that intersect with this vma and

Maybe the comment can be updated. There is no return now.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28285#discussion_r2527021738