[PATCH] D105350: [SVE] Fixed cast<FixedVectorType> on scalable vector in SelectionDAGBuilder::getUniformBase

[Dylan Fleming via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG8ae9ab43dd9e: [SVE] Fixed cast<FixedVectorType> on scalable vector in SelectionDAGBuilder… (authored by DylanFleming-arm).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105350/new/

https://reviews.llvm.org/D105350

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/test/CodeGen/AArch64/sve-masked-scatter.ll


Index: llvm/test/CodeGen/AArch64/sve-masked-scatter.ll
===================================================================
--- llvm/test/CodeGen/AArch64/sve-masked-scatter.ll
+++ llvm/test/CodeGen/AArch64/sve-masked-scatter.ll
@@ -73,6 +73,24 @@
   ret void
 }
 
+define void @masked_scatter_splat_constant_pointer (<vscale x 4 x i1> %pg) {
+; CHECK-LABEL: masked_scatter_splat_constant_pointer:
+; CHECK:       // %bb.0: // %vector.body
+; CHECK-NEXT:    pfalse p1.b
+; CHECK-NEXT:    mov z0.d, #0 // =0x0
+; CHECK-NEXT:    zip1 p2.s, p0.s, p1.s
+; CHECK-NEXT:    zip2 p0.s, p0.s, p1.s
+; CHECK-NEXT:    st1w { z0.d }, p2, [x8, z0.d, lsl #2]
+; CHECK-NEXT:    st1w { z0.d }, p0, [x8, z0.d, lsl #2]
+; CHECK-NEXT:    ret
+vector.body:
+  call void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32> undef,
+    <vscale x 4 x i32*> shufflevector (<vscale x 4 x i32*> insertelement (<vscale x 4 x i32*> poison, i32* undef, i32 0), <vscale x 4 x i32*> poison, <vscale x 4 x i32> zeroinitializer),
+    i32 4,
+    <vscale x 4 x i1> %pg)
+  ret void
+}
+
 declare void @llvm.masked.scatter.nxv2f16(<vscale x 2 x half>, <vscale x 2 x half*>, i32, <vscale x 2 x i1>)
 declare void @llvm.masked.scatter.nxv2bf16(<vscale x 2 x bfloat>, <vscale x 2 x bfloat*>, i32, <vscale x 2 x i1>)
 declare void @llvm.masked.scatter.nxv2f32(<vscale x 2 x float>, <vscale x 2 x float*>, i32, <vscale x 2 x i1>)
@@ -81,4 +99,5 @@
 declare void @llvm.masked.scatter.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32*>, i32, <vscale x 2 x i1>)
 declare void @llvm.masked.scatter.nxv2i64(<vscale x 2 x i64>, <vscale x 2 x i64*>, i32, <vscale x 2 x i1>)
 declare void @llvm.masked.scatter.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8*>, i32, <vscale x 2 x i1>)
+declare void @llvm.masked.scatter.nxv4i32.nxv4p0i32(<vscale x 4 x i32>, <vscale x 4 x i32*>, i32, <vscale x 4 x i1>)
 attributes #0 = { "target-features"="+sve,+bf16" }
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4368,7 +4368,7 @@
 
     Base = SDB->getValue(C);
 
-    unsigned NumElts = cast<FixedVectorType>(Ptr->getType())->getNumElements();
+    ElementCount NumElts = cast<VectorType>(Ptr->getType())->getElementCount();
     EVT VT = EVT::getVectorVT(*DAG.getContext(), TLI.getPointerTy(DL), NumElts);
     Index = DAG.getConstant(0, SDB->getCurSDLoc(), VT);
     IndexType = ISD::SIGNED_SCALED;


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