Revert 148902 which was part of 148901 which was reverted in r148906.

Original log:
 use the new ConstantVector::getSplat method where it makes sense.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148907 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 18 insertions, 6 deletions

diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 6893439343..e1342d3ce5 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -612,8 +612,10 @@ Value *ScalarExprEmitter::EmitScalarConversion(Value *Src, QualType SrcType,
     // Splat the element across to all elements
     SmallVector<llvm::Constant*, 16> Args;
     unsigned NumElements = cast<llvm::VectorType>(DstTy)->getNumElements();
-    llvm::Constant *Mask = llvm::ConstantVector::getSplat(NumElements,
-                                                          Builder.getInt32(0));
+    for (unsigned i = 0; i != NumElements; ++i)
+      Args.push_back(Builder.getInt32(0));
+
+    llvm::Constant *Mask = llvm::ConstantVector::get(Args);
     llvm::Value *Yay = Builder.CreateShuffleVector(UnV, UnV, Mask, "splat");
     return Yay;
   }
@@ -747,8 +749,11 @@ Value *ScalarExprEmitter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
                                        (1 << llvm::Log2_32(LHSElts))-1);
              
     // Mask off the high bits of each shuffle index.
-    Value *MaskBits = llvm::ConstantVector::getSplat(MTy->getNumElements(),
-                                                     EltMask);
+    SmallVector<llvm::Constant *, 32> MaskV;
+    for (unsigned i = 0, e = MTy->getNumElements(); i != e; ++i)
+      MaskV.push_back(EltMask);
+    
+    Value* MaskBits = llvm::ConstantVector::get(MaskV);
     Mask = Builder.CreateAnd(Mask, MaskBits, "mask");
     
     // newv = undef
@@ -1201,7 +1206,10 @@ Value *ScalarExprEmitter::VisitCastExpr(CastExpr *CE) {
     SmallVector<llvm::Constant*, 16> Args;
     unsigned NumElements = cast<llvm::VectorType>(DstTy)->getNumElements();
     llvm::Constant *Zero = Builder.getInt32(0);
-    llvm::Constant *Mask = llvm::ConstantVector::getSplat(NumElements, Zero);
+    for (unsigned i = 0; i < NumElements; i++)
+      Args.push_back(Zero);
+
+    llvm::Constant *Mask = llvm::ConstantVector::get(Args);
     llvm::Value *Yay = Builder.CreateShuffleVector(UnV, UnV, Mask, "splat");
     return Yay;
   }
@@ -2588,7 +2596,11 @@ VisitAbstractConditionalOperator(const AbstractConditionalOperator *E) {
     unsigned numElem = vecTy->getNumElements();      
     llvm::Type *elemType = vecTy->getElementType();
     
-    llvm::Value *zeroVec = llvm::Constant::getNullValue(vecTy);
+    std::vector<llvm::Constant*> Zvals;
+    for (unsigned i = 0; i < numElem; ++i)
+      Zvals.push_back(llvm::ConstantInt::get(elemType, 0));
+
+    llvm::Value *zeroVec = llvm::ConstantVector::get(Zvals);    
     llvm::Value *TestMSB = Builder.CreateICmpSLT(CondV, zeroVec);
     llvm::Value *tmp = Builder.CreateSExt(TestMSB, 
                                           llvm::VectorType::get(elemType,