[llvm] [X86] lowerShuffleAsBroadcast - use LoadSDNode::getBasePtr instead of raw getOperand() call. NFC. (PR #139747)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-x86

Author: Simon Pilgrim (RKSimon)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/139747.diff


1 Files Affected:

- (modified) llvm/lib/Target/X86/X86ISelLowering.cpp (+2-2) 


``````````diff
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index e3bb5db07ac40..0beb8500b30ef 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -13084,8 +13084,8 @@ static SDValue lowerShuffleAsBroadcast(const SDLoc &DL, MVT VT, SDValue V1,
     // uops even if the original vector load is not eliminated.
 
     // Reduce the vector load and shuffle to a broadcasted scalar load.
-    LoadSDNode *Ld = cast<LoadSDNode>(V);
-    SDValue BaseAddr = Ld->getOperand(1);
+    auto *Ld = cast<LoadSDNode>(V);
+    SDValue BaseAddr = Ld->getBasePtr();
     MVT SVT = VT.getScalarType();
     unsigned Offset = BroadcastIdx * SVT.getStoreSize();
     assert((int)(Offset * 8) == BitOffset && "Unexpected bit-offset");

``````````

</details>


https://github.com/llvm/llvm-project/pull/139747