[llvm] [CodeGen][MRI] Add allocation mask for register classes (PR #86007)

[Christudasan Devadasan via llvm-commits]

cdevadas wrote:

Implemented wwm-register allocation using the alternate PR https://github.com/llvm/llvm-project/pull/93526 and this patch no longer needed.

https://github.com/llvm/llvm-project/pull/86007