[llvm] [LAA] Add initial support for non-power-of-2 store-load forwarding distance (PR #137873)

[Florian Hahn via llvm-commits]

https://github.com/fhahn commented:

> > I guess most RISCV HW with EVL support will support store-load forwarding with non-power-of-2 distances?
> 
> Not most, all. Otherwise, it is not a RISC-V.


I don't follow, Store-Load fowarding usually is a uArch optimization technique, not a feature explicitly defined in the ISA?

https://github.com/llvm/llvm-project/pull/137873