[llvm] [RISCV] Add a pass to remove ADDI by reassociating to fold into load/store address. (PR #127151)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

> > Compile-time and size measurements on llvm-test-suite (rv64gc):
> 
> Why would the compile-time decrease? I thought it should increase compile-time.

Perhaps it reduces the number of ADDI and speeds up the subsequent passes.


https://github.com/llvm/llvm-project/pull/127151