[llvm] [X86][APX] Update live internals of physical registers too (PR #192595)

[Matt Arsenault via llvm-commits]

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@@ -1110,6 +1110,8 @@ foldMemoryOperand(ArrayRef<std::pair<MachineInstr *, unsigned>> Ops,
     if (R.isVirtual()) {
       LiveInterval &LI = LIS.getInterval(R);
       LIS.shrinkToUses(&LI);
+    } else {
+      LIS.removeAllRegUnitsForPhysReg(R.asMCReg());
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arsenm wrote:

Repeating my comment from the previous PR, but can this only happen for reserved registers?

https://github.com/llvm/llvm-project/pull/192595