[llvm] 687531f - [DAG] PromoteIntRes_EXTRACT_SUBVECTOR - pull out repeated getOperand/getVectorElementType calls. NFC.

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2024-07-04T17:12:43+01:00
New Revision: 687531fbed080b86c31144bf66c29f4a30e10e84

URL: https://github.com/llvm/llvm-project/commit/687531fbed080b86c31144bf66c29f4a30e10e84
DIFF: https://github.com/llvm/llvm-project/commit/687531fbed080b86c31144bf66c29f4a30e10e84.diff

LOG: [DAG] PromoteIntRes_EXTRACT_SUBVECTOR - pull out repeated getOperand/getVectorElementType calls. NFC.

Added: 
    

Modified: 
    llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index a058b509b3aca7..38f8f072dccfd6 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -5724,21 +5724,20 @@ SDValue DAGTypeLegalizer::PromoteIntRes_EXTRACT_SUBVECTOR(SDNode *N) {
 
   SDValue InOp0 = N->getOperand(0);
   if (getTypeAction(InOp0.getValueType()) == TargetLowering::TypePromoteInteger)
-    InOp0 = GetPromotedInteger(N->getOperand(0));
+    InOp0 = GetPromotedInteger(InOp0);
 
   EVT InVT = InOp0.getValueType();
+  EVT InSVT = InVT.getVectorElementType();
 
   unsigned OutNumElems = OutVT.getVectorNumElements();
   SmallVector<SDValue, 8> Ops;
   Ops.reserve(OutNumElems);
   for (unsigned i = 0; i != OutNumElems; ++i) {
-
     // Extract the element from the original vector.
-    SDValue Index = DAG.getNode(ISD::ADD, dl, BaseIdx.getValueType(),
-      BaseIdx, DAG.getConstant(i, dl, BaseIdx.getValueType()));
-    SDValue Ext = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl,
-      InVT.getVectorElementType(), N->getOperand(0), Index);
-
+    SDValue Index = DAG.getNode(ISD::ADD, dl, BaseIdx.getValueType(), BaseIdx,
+                                DAG.getConstant(i, dl, BaseIdx.getValueType()));
+    SDValue Ext = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, InSVT,
+                              N->getOperand(0), Index);
     SDValue Op = DAG.getAnyExtOrTrunc(Ext, dl, NOutVTElem);
     // Insert the converted element to the new vector.
     Ops.push_back(Op);