[llvm] [MachineLICM] Only mark live-ins as non-invariant if defined in loop (PR #191755)

via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 23 00:04:48 PDT 2026


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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/CodeGen/MachineLICM.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/CodeGen/MachineLICM.cpp b/llvm/lib/CodeGen/MachineLICM.cpp
index 98248fa7b..ffd0400c1 100644
--- a/llvm/lib/CodeGen/MachineLICM.cpp
+++ b/llvm/lib/CodeGen/MachineLICM.cpp
@@ -585,8 +585,8 @@ void MachineLICMImpl::ProcessMI(MachineInstr *MI, BitVector &RUDefs,
 }
 
 /// Set the register units defined by \p MI in \p Defs.
-static void addRegUnitDefs(const MachineInstr &MI, const TargetRegisterInfo *TRI,
-                           BitVector &Defs) {
+static void addRegUnitDefs(const MachineInstr &MI,
+                           const TargetRegisterInfo *TRI, BitVector &Defs) {
   for (const MachineOperand &MO : MI.operands()) {
     if (!MO.isReg() || !MO.isDef())
       continue;

``````````

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https://github.com/llvm/llvm-project/pull/191755


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