[PATCH] D78958: [SVE] Update EmitSVEPredicateCast to take a ScalableVectorType

[Christopher Tetreault via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGef3678cfeea6: [SVE] Update EmitSVEPredicateCast to take a ScalableVectorType (authored by ctetreau).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D78958/new/

https://reviews.llvm.org/D78958

Files:
  clang/lib/CodeGen/CGBuiltin.cpp
  clang/lib/CodeGen/CodeGenFunction.h


Index: clang/lib/CodeGen/CodeGenFunction.h
===================================================================
--- clang/lib/CodeGen/CodeGenFunction.h
+++ clang/lib/CodeGen/CodeGenFunction.h
@@ -3919,7 +3919,8 @@
   llvm::ScalableVectorType *getSVEType(const SVETypeFlags &TypeFlags);
   llvm::ScalableVectorType *getSVEPredType(SVETypeFlags TypeFlags);
   llvm::Value *EmitSVEDupX(llvm::Value *Scalar);
-  llvm::Value *EmitSVEPredicateCast(llvm::Value *Pred, llvm::VectorType *VTy);
+  llvm::Value *EmitSVEPredicateCast(llvm::Value *Pred,
+                                    llvm::ScalableVectorType *VTy);
   llvm::Value *EmitSVEGatherLoad(SVETypeFlags TypeFlags,
                                  llvm::SmallVectorImpl<llvm::Value *> &Ops,
                                  unsigned IntID);
Index: clang/lib/CodeGen/CGBuiltin.cpp
===================================================================
--- clang/lib/CodeGen/CGBuiltin.cpp
+++ clang/lib/CodeGen/CGBuiltin.cpp
@@ -7609,15 +7609,14 @@
 // Reinterpret the input predicate so that it can be used to correctly isolate
 // the elements of the specified datatype.
 Value *CodeGenFunction::EmitSVEPredicateCast(Value *Pred,
-                                             llvm::VectorType *VTy) {
-  llvm::VectorType *RTy = llvm::VectorType::get(
-      IntegerType::get(getLLVMContext(), 1), VTy->getElementCount());
+                                             llvm::ScalableVectorType *VTy) {
+  auto *RTy = llvm::VectorType::get(IntegerType::get(getLLVMContext(), 1), VTy);
   if (Pred->getType() == RTy)
     return Pred;
 
   unsigned IntID;
   llvm::Type *IntrinsicTy;
-  switch (VTy->getNumElements()) {
+  switch (VTy->getMinNumElements()) {
   default:
     llvm_unreachable("unsupported element count!");
   case 2:
@@ -7948,7 +7947,7 @@
     // Predicate results must be converted to svbool_t.
     if (auto PredTy = dyn_cast<llvm::VectorType>(Call->getType()))
       if (PredTy->getScalarType()->isIntegerTy(1))
-        Call = EmitSVEPredicateCast(Call, cast<llvm::VectorType>(Ty));
+        Call = EmitSVEPredicateCast(Call, cast<llvm::ScalableVectorType>(Ty));
 
     return Call;
   }


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