[PATCH] D105220: [ScalarizeMaskedMemIntrin] Use the element type to calculate alignment for gather/scatter when alignment operand is 0.

[Craig Topper via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG066524ea5438: [ScalarizeMaskedMemIntrin][SelectionDAGBuilder] Use the element type to… (authored by craig.topper).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105220/new/

https://reviews.llvm.org/D105220

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/lib/Transforms/Scalar/ScalarizeMaskedMemIntrin.cpp


Index: llvm/lib/Transforms/Scalar/ScalarizeMaskedMemIntrin.cpp
===================================================================
--- llvm/lib/Transforms/Scalar/ScalarizeMaskedMemIntrin.cpp
+++ llvm/lib/Transforms/Scalar/ScalarizeMaskedMemIntrin.cpp
@@ -956,22 +956,22 @@
       scalarizeMaskedStore(DL, CI, DTU, ModifiedDT);
       return true;
     case Intrinsic::masked_gather: {
-      unsigned AlignmentInt =
-          cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
+      MaybeAlign MA =
+          cast<ConstantInt>(CI->getArgOperand(1))->getMaybeAlignValue();
       Type *LoadTy = CI->getType();
-      Align Alignment =
-          DL.getValueOrABITypeAlignment(MaybeAlign(AlignmentInt), LoadTy);
+      Align Alignment = DL.getValueOrABITypeAlignment(MA,
+                                                      LoadTy->getScalarType());
       if (TTI.isLegalMaskedGather(LoadTy, Alignment))
         return false;
       scalarizeMaskedGather(DL, CI, DTU, ModifiedDT);
       return true;
     }
     case Intrinsic::masked_scatter: {
-      unsigned AlignmentInt =
-          cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
+      MaybeAlign MA =
+          cast<ConstantInt>(CI->getArgOperand(2))->getMaybeAlignValue();
       Type *StoreTy = CI->getArgOperand(0)->getType();
-      Align Alignment =
-          DL.getValueOrABITypeAlignment(MaybeAlign(AlignmentInt), StoreTy);
+      Align Alignment = DL.getValueOrABITypeAlignment(MA,
+                                                      StoreTy->getScalarType());
       if (TTI.isLegalMaskedScatter(StoreTy, Alignment))
         return false;
       scalarizeMaskedScatter(DL, CI, DTU, ModifiedDT);
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4409,7 +4409,7 @@
   EVT VT = Src0.getValueType();
   Align Alignment = cast<ConstantInt>(I.getArgOperand(2))
                         ->getMaybeAlignValue()
-                        .getValueOr(DAG.getEVTAlign(VT));
+                        .getValueOr(DAG.getEVTAlign(VT.getScalarType()));
   const TargetLowering &TLI = DAG.getTargetLoweringInfo();
 
   AAMDNodes AAInfo;
@@ -4527,7 +4527,7 @@
   EVT VT = TLI.getValueType(DAG.getDataLayout(), I.getType());
   Align Alignment = cast<ConstantInt>(I.getArgOperand(1))
                         ->getMaybeAlignValue()
-                        .getValueOr(DAG.getEVTAlign(VT));
+                        .getValueOr(DAG.getEVTAlign(VT.getScalarType()));
 
   AAMDNodes AAInfo;
   I.getAAMetadata(AAInfo);


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