[llvm] [Analysis] Avoid repeated hash lookups (NFC) (PR #127574)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/127574

None

>From 0038adffce60385e3e1e19222a1bd1c333940ac0 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Mon, 17 Feb 2025 02:05:48 -0800
Subject: [PATCH] [Analysis] Avoid repeated hash lookups (NFC)

---
 llvm/lib/Analysis/InlineCost.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/llvm/lib/Analysis/InlineCost.cpp b/llvm/lib/Analysis/InlineCost.cpp
index 8fa150f7d690e..c6b927c8eee2f 100644
--- a/llvm/lib/Analysis/InlineCost.cpp
+++ b/llvm/lib/Analysis/InlineCost.cpp
@@ -795,8 +795,9 @@ class InlineCostCallAnalyzer final : public CallAnalyzer {
     // the given instruction was assessed.
     if (!PrintInstructionComments)
       return;
-    InstructionCostDetailMap[I].CostBefore = Cost;
-    InstructionCostDetailMap[I].ThresholdBefore = Threshold;
+    auto &CostDetail = InstructionCostDetailMap[I];
+    CostDetail.CostBefore = Cost;
+    CostDetail.ThresholdBefore = Threshold;
   }
 
   void onInstructionAnalysisFinish(const Instruction *I) override {
@@ -804,8 +805,9 @@ class InlineCostCallAnalyzer final : public CallAnalyzer {
     // the instruction has been assessed.
     if (!PrintInstructionComments)
       return;
-    InstructionCostDetailMap[I].CostAfter = Cost;
-    InstructionCostDetailMap[I].ThresholdAfter = Threshold;
+    auto &CostDetail = InstructionCostDetailMap[I];
+    CostDetail.CostAfter = Cost;
+    CostDetail.ThresholdAfter = Threshold;
   }
 
   bool isCostBenefitAnalysisEnabled() {