[llvm] [RISCV] Add a tune feature to disable stripping W suffix (PR #86255)

[Craig Topper via llvm-commits]

topperc wrote:


> For some implementations, instructions with W suffix would be less
> 
> costly as they only perform on 32 bits data. Though we may lose some
> 
> chances to compress.
> 
> 

Do you know of a real implementation where this true?



https://github.com/llvm/llvm-project/pull/86255