[llvm] [CodeGen] Finish untangling LRE::scanRemattable [nfc] (PR #161963)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/include/llvm/CodeGen/LiveRangeEdit.h llvm/lib/CodeGen/InlineSpiller.cpp llvm/lib/CodeGen/LiveRangeEdit.cpp llvm/lib/CodeGen/SplitKit.cpp
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``````````diff
diff --git a/llvm/lib/CodeGen/InlineSpiller.cpp b/llvm/lib/CodeGen/InlineSpiller.cpp
index 8867e0c03..d6e85059b 100644
--- a/llvm/lib/CodeGen/InlineSpiller.cpp
+++ b/llvm/lib/CodeGen/InlineSpiller.cpp
@@ -679,7 +679,8 @@ bool InlineSpiller::reMaterializeFor(LiveInterval &VirtReg, MachineInstr &MI) {
   // then further split one of those live ranges.
   if (!DefMI) {
     markValueUsed(&VirtReg, ParentVNI);
-    LLVM_DEBUG(dbgs() << "\tcannot remat missing def for " << UseIdx << '\t' << MI);
+    LLVM_DEBUG(dbgs() << "\tcannot remat missing def for " << UseIdx << '\t'
+                      << MI);
     return false;
   }
 

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https://github.com/llvm/llvm-project/pull/161963