[llvm] Fix failures introduced in #166032 (PR #166574)

[Mircea Trofin via llvm-commits]

https://github.com/mtrofin created https://github.com/llvm/llvm-project/pull/166574

None

>From b6e2cc3d8e2ff76cd610e31089e8009908872116 Mon Sep 17 00:00:00 2001
From: Mircea Trofin <mtrofin at google.com>
Date: Wed, 5 Nov 2025 07:57:55 -0800
Subject: [PATCH] Fix failures introduced in #166032

---
 llvm/lib/CodeGen/AtomicExpandPass.cpp             | 2 +-
 llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp | 6 ++----
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/llvm/lib/CodeGen/AtomicExpandPass.cpp b/llvm/lib/CodeGen/AtomicExpandPass.cpp
index 6412949948c07..0b55c03a46747 100644
--- a/llvm/lib/CodeGen/AtomicExpandPass.cpp
+++ b/llvm/lib/CodeGen/AtomicExpandPass.cpp
@@ -1301,7 +1301,7 @@ Value *AtomicExpandImpl::insertRMWLLSCLoop(
   // Atomic RMW expands to a Load-linked / Store-Conditional loop, because it is
   // hard to predict precise branch weigths we mark the branch as "unknown"
   // (50/50) to prevent misleading optimizations.
-  setExplicitlyUnknownBranchWeightsIfProfiled(*CondBr, *F, DEBUG_TYPE);
+  setExplicitlyUnknownBranchWeightsIfProfiled(*CondBr, DEBUG_TYPE);
 
   Builder.SetInsertPoint(ExitBB, ExitBB->begin());
   return Loaded;
diff --git a/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
index 7930b38174e49..0f3e66476f055 100644
--- a/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
+++ b/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
@@ -388,8 +388,7 @@ static void buildPartialInvariantUnswitchConditionalBranch(
       IRB.CreateCondBr(Cond, Direction ? &UnswitchedSucc : &NormalSucc,
                        Direction ? &NormalSucc : &UnswitchedSucc, ProfData);
   if (!ProfData)
-    setExplicitlyUnknownBranchWeightsIfProfiled(*BR, *BR->getFunction(),
-                                                DEBUG_TYPE);
+    setExplicitlyUnknownBranchWeightsIfProfiled(*BR, DEBUG_TYPE);
 }
 
 /// Rewrite the PHI nodes in an unswitched loop exit basic block.
@@ -3203,8 +3202,7 @@ injectPendingInvariantConditions(NonTrivialUnswitchCandidate Candidate, Loop &L,
   auto *InvariantBr =
       Builder.CreateCondBr(InjectedCond, InLoopSucc, CheckBlock);
   // We don't know anything about the relation between the limits.
-  setExplicitlyUnknownBranchWeightsIfProfiled(
-      *InvariantBr, *InvariantBr->getParent()->getParent(), DEBUG_TYPE);
+  setExplicitlyUnknownBranchWeightsIfProfiled(*InvariantBr, DEBUG_TYPE);
 
   Builder.SetInsertPoint(CheckBlock);
   Builder.CreateCondBr(