[llvm] d1af9ca - [AsmPrinter] Avoid repeated map lookups (NFC) (#126431)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-02-09T13:34:47-08:00
New Revision: d1af9ca9fdb0db6ecea00e58b713e43fc1b9fa1c

URL: https://github.com/llvm/llvm-project/commit/d1af9ca9fdb0db6ecea00e58b713e43fc1b9fa1c
DIFF: https://github.com/llvm/llvm-project/commit/d1af9ca9fdb0db6ecea00e58b713e43fc1b9fa1c.diff

LOG: [AsmPrinter] Avoid repeated map lookups (NFC) (#126431)

Added: 
    

Modified: 
    llvm/lib/CodeGen/AsmPrinter/DbgEntityHistoryCalculator.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/AsmPrinter/DbgEntityHistoryCalculator.cpp b/llvm/lib/CodeGen/AsmPrinter/DbgEntityHistoryCalculator.cpp
index 55a0afcf7a33f16..c9efec37b0bc679 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DbgEntityHistoryCalculator.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DbgEntityHistoryCalculator.cpp
@@ -414,9 +414,10 @@ static void handleNewDebugValue(InlinedEntity Var, const MachineInstr &DV,
         dropRegDescribedVar(RegVars, I.first, Var);
 
     // Drop all entries that have ended, and mark the new entry as live.
+    auto &Entries = LiveEntries[Var];
     for (auto Index : IndicesToErase)
-      LiveEntries[Var].erase(Index);
-    LiveEntries[Var].insert(NewIndex);
+      Entries.erase(Index);
+    Entries.insert(NewIndex);
   }
 }