[llvm] [IPO] Avoid repeated hash lookups (NFC) (PR #127957)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/127957

None

>From 1a364c95d81cef28f6acccf86129da20abf59596 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Wed, 19 Feb 2025 08:28:30 -0800
Subject: [PATCH] [IPO] Avoid repeated hash lookups (NFC)

---
 llvm/lib/Transforms/IPO/PartialInlining.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/llvm/lib/Transforms/IPO/PartialInlining.cpp b/llvm/lib/Transforms/IPO/PartialInlining.cpp
index f2707afe195c4..56b7b8bfe1f66 100644
--- a/llvm/lib/Transforms/IPO/PartialInlining.cpp
+++ b/llvm/lib/Transforms/IPO/PartialInlining.cpp
@@ -1393,9 +1393,12 @@ bool PartialInlinerImpl::tryPartialInline(FunctionCloner &Cloner) {
     CallerORE.emit(OR);
 
     // Now update the entry count:
-    if (CalleeEntryCountV && CallSiteToProfCountMap.count(User)) {
-      uint64_t CallSiteCount = CallSiteToProfCountMap[User];
-      CalleeEntryCountV -= std::min(CalleeEntryCountV, CallSiteCount);
+    if (CalleeEntryCountV) {
+      if (auto It = CallSiteToProfCountMap.find(User);
+          It != CallSiteToProfCountMap.end()) {
+        uint64_t CallSiteCount = It->second;
+        CalleeEntryCountV -= std::min(CalleeEntryCountV, CallSiteCount);
+      }
     }
 
     AnyInline = true;