[llvm] Revert "[AArch64] Define high bits of FPR and GPR registers (take 2) (#114827)" (PR #117307)

Vitaly Buka via llvm-commits llvm-commits at lists.llvm.org
Fri Nov 22 11:10:48 PST 2024


vitalybuka wrote:

> > Strictly speaking not all patches need reverting (like the changes to InitUndef or RegisterCoalescer), although without the AArch64 changes that would mean those changes would no longer have any tests. I'll reland all these after I've investigated the issue caused by this patch.

I started with main patch and then reverted what ever is needed to make check-llvm.

> 
> This is why it's better to split these into independent patches

I considered some of them as follow up fixes, which I think better to revert togther, so reland can start as revert of it.
My classification can be wrong.

I will do them one by one. 



https://github.com/llvm/llvm-project/pull/117307


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