tree 5328f7268dd6abeba143651b3765ec75007dbbb2
parent b4b7c989d6f1f255b49c34caf38748062d5402cc
author Stanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com> 1585868805 -0700
committer Stanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com> 1585938182 -0700

[AMDGPU] Propagate AGPR RC from PHI to its PHI operands

We can fix register class of PHI based on its all AGPR uses.
That leaves behind all PHIs which were already processed
earlier. Propagate RC back to PHI operands of a PHI.

Differential Revision: https://reviews.llvm.org/D77344