[llvm] [RISCV][VLOPT] Compute demanded VLs up front (PR #124530)

[Luke Lau via llvm-commits]

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@@ -1371,18 +1369,8 @@ bool RISCVVLOptimizer::runOnMachineFunction(MachineFunction &MF) {
       if (!tryReduceVL(MI))
         continue;
       MadeChange = true;
-      PushOperands(MI, /*IgnoreSameBlock*/ true);
     }
   }
 
-  while (!Worklist.empty()) {
-    assert(MadeChange);
-    MachineInstr &MI = *Worklist.pop_back_val();
-    assert(isCandidate(MI));
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lukel97 wrote:

This was part of the changes stacked from #124734, it should be back after e0781aa8dc3029613f8771837ebde897cc6fd180

https://github.com/llvm/llvm-project/pull/124530