[llvm] [llvm][CodeGen] update live intervals for ModuloScheduleExpanderMVE (PR #132677)

[Matt Arsenault via llvm-commits]

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@@ -2213,6 +2215,14 @@ void ModuloScheduleExpanderMVE::insertCondBranch(MachineBasicBlock &MBB,
   }
 }
 
+/// Some registers are generated during the kernel expansion. We calculate the
+/// live intervals of these registers after the expansion.
+void ModuloScheduleExpanderMVE::calculateIntervals() {
+  for (Register Reg : NoIntervalRegs)
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arsenm wrote:

If you're just creating fresh registers and need to compute the live intervals at the end, NewVRegs would be a better name. Can you seed the intervals from some other register?

https://github.com/llvm/llvm-project/pull/132677