[llvm] [Analysis] Avoid repeated hash lookups (NFC) (PR #110397)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-analysis

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/110397.diff


1 Files Affected:

- (modified) llvm/lib/Analysis/InlineCost.cpp (+6-4) 


``````````diff
diff --git a/llvm/lib/Analysis/InlineCost.cpp b/llvm/lib/Analysis/InlineCost.cpp
index 4b65fa0ae41b2f..d2c329ba748e58 100644
--- a/llvm/lib/Analysis/InlineCost.cpp
+++ b/llvm/lib/Analysis/InlineCost.cpp
@@ -504,8 +504,9 @@ class CallAnalyzer : public InstVisitor<CallAnalyzer, bool> {
   InlineResult analyze();
 
   std::optional<Constant *> getSimplifiedValue(Instruction *I) {
-    if (SimplifiedValues.contains(I))
-      return SimplifiedValues[I];
+    auto It = SimplifiedValues.find(I);
+    if (It != SimplifiedValues.end())
+      return It->second;
     return std::nullopt;
   }
 
@@ -1129,8 +1130,9 @@ class InlineCostCallAnalyzer final : public CallAnalyzer {
   void print(raw_ostream &OS);
 
   std::optional<InstructionCostDetail> getCostDetails(const Instruction *I) {
-    if (InstructionCostDetailMap.contains(I))
-      return InstructionCostDetailMap[I];
+    auto It = InstructionCostDetailMap.find(I);
+    if (It != InstructionCostDetailMap.end())
+      return It->second;
     return std::nullopt;
   }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/110397