[llvm] [AMDGPU] Create an AMDGPUIfConverter pass (PR #106415)

[Juan Manuel Martinez Caamaño via llvm-commits]

jmmartinez wrote:

Thanks ! I didn't know about `SIPreEmitPeephole::removeExeczBranch`. I'll try to approach this problem from a different angle.

https://github.com/llvm/llvm-project/pull/106415