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

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git-clang-format --diff db6fa74dfea30c025e5d4c30ca4e31e20b69b04d 7fe39a249122f6796cf75bf25bd9de3f2bb75529 --extensions cpp -- llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp b/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
index b049c87c27..bbbada1d76 100644
--- a/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
+++ b/llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
@@ -1343,7 +1343,6 @@ bool RISCVVLOptimizer::runOnMachineFunction(MachineFunction &MF) {
 
   TII = ST.getInstrInfo();
 
-
   // For each instruction that defines a vector, compute what VL its
   // downstream users demand.
   for (MachineBasicBlock *MBB : post_order(&MF)) {
@@ -1353,7 +1352,7 @@ bool RISCVVLOptimizer::runOnMachineFunction(MachineFunction &MF) {
       if (!isCandidate(MI))
         continue;
       if (auto DemandedVL = checkUsers(MI))
-	DemandedVLs.insert({&MI, *DemandedVL});
+        DemandedVLs.insert({&MI, *DemandedVL});
     }
   }
 

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