[PATCH] D96015: [RegAllocFast] Handle case where operand of copy cannot be assigned.

[Pengfei Wang via Phabricator via llvm-commits]

pengfei added inline comments.


================
Comment at: llvm/lib/CodeGen/RegAllocFast.cpp:1094-1099
+            for (MCRegUnitIterator UI(PhysReg, TRI); UI.isValid(); ++UI) {
+              if (RegUnitStates[*UI] == regPreAssigned) {
+                return true;
+              }
+            }
+            return false;
----------------
nit: this can be a any_of.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D96015/new/

https://reviews.llvm.org/D96015