[llvm] 76f2fa8 - [Transforms] Avoid repeated hash lookups (NFC) (#110400)

[via llvm-commits]

Author: Kazu Hirata
Date: 2024-09-29T08:55:03-07:00
New Revision: 76f2fa8163e406914996b7c3bce127ee585fd3f7

URL: https://github.com/llvm/llvm-project/commit/76f2fa8163e406914996b7c3bce127ee585fd3f7
DIFF: https://github.com/llvm/llvm-project/commit/76f2fa8163e406914996b7c3bce127ee585fd3f7.diff

LOG: [Transforms] Avoid repeated hash lookups (NFC) (#110400)

Added: 
    

Modified: 
    llvm/include/llvm/Transforms/Utils/SampleProfileInference.h

Removed: 
    


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diff  --git a/llvm/include/llvm/Transforms/Utils/SampleProfileInference.h b/llvm/include/llvm/Transforms/Utils/SampleProfileInference.h
index b4ea1ad840f9d9..7231e45fe8eb72 100644
--- a/llvm/include/llvm/Transforms/Utils/SampleProfileInference.h
+++ b/llvm/include/llvm/Transforms/Utils/SampleProfileInference.h
@@ -247,9 +247,10 @@ FlowFunction SampleProfileInference<BT>::createFlowFunction(
   // Create FlowBlocks
   for (const auto *BB : BasicBlocks) {
     FlowBlock Block;
-    if (SampleBlockWeights.contains(BB)) {
+    auto It = SampleBlockWeights.find(BB);
+    if (It != SampleBlockWeights.end()) {
       Block.HasUnknownWeight = false;
-      Block.Weight = SampleBlockWeights[BB];
+      Block.Weight = It->second;
     } else {
       Block.HasUnknownWeight = true;
       Block.Weight = 0;