[llvm] [SelectionDAGBuilder] Remove the added base offset in LowerFormalArguments(). (PR #170732)

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Thu Dec 4 11:56:38 PST 2025


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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp llvm/lib/Target/SystemZ/SystemZISelLowering.cpp --diff_from_common_commit
``````````

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``````````diff
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 4fc06bd42..cc350a582 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -11964,9 +11964,9 @@ void SelectionDAGISel::LowerArguments(const Function &F) {
         // For scalable vectors, use the minimum size; individual targets
         // are responsible for handling scalable vector arguments and
         // return values.
-        ISD::InputArg MyFlags(
-            Flags, RegisterVT, VT, ArgTy, isArgValueUsed, ArgNo,
-            i * RegisterVT.getStoreSize().getKnownMinValue());
+        ISD::InputArg MyFlags(Flags, RegisterVT, VT, ArgTy, isArgValueUsed,
+                              ArgNo,
+                              i * RegisterVT.getStoreSize().getKnownMinValue());
         if (NumRegs > 1 && i == 0)
           MyFlags.Flags.setSplit();
         // if it isn't first piece, alignment must be 1

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https://github.com/llvm/llvm-project/pull/170732


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