Revert "Remove access to the DataLayout in the TargetMachine"

[oota-llvm.git] / lib / Target / X86 / X86ISelLowering.cpp

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index ea05a2f8bcd1b7a2901a739a3acd960358af16e8..4c09eaf12c8e4882f1f8adcd05dd10ef1d8920fd 100644 (file)
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -5354,7 +5354,7 @@ static SDValue buildFromShuffleMostly(SDValue Op, SelectionDAG &DAG) {
   return NV;
 }
 
-static SDValue ConvertI1VectorToInterger(SDValue Op, SelectionDAG &DAG) {
+static SDValue ConvertI1VectorToInteger(SDValue Op, SelectionDAG &DAG) {
   assert(ISD::isBuildVectorOfConstantSDNodes(Op.getNode()) &&
          Op.getScalarValueSizeInBits() == 1 &&
          "Can not convert non-constant vector");
@@ -5391,7 +5391,7 @@ X86TargetLowering::LowerBUILD_VECTORvXi1(SDValue Op, SelectionDAG &DAG) const {
   }
 
   if (ISD::isBuildVectorOfConstantSDNodes(Op.getNode())) {
-    SDValue Imm = ConvertI1VectorToInterger(Op, DAG);
+    SDValue Imm = ConvertI1VectorToInteger(Op, DAG);
     if (Imm.getValueSizeInBits() == VT.getSizeInBits())
       return DAG.getBitcast(VT, Imm);
     SDValue ExtVec = DAG.getBitcast(MVT::v8i1, Imm);
@@ -7380,8 +7380,9 @@ static SDValue lowerVectorShuffleAsElementInsertion(
   // all the smarts here sunk into that routine. However, the current
   // lowering of BUILD_VECTOR makes that nearly impossible until the old
   // vector shuffle lowering is dead.
-  if (SDValue V2S = getScalarValueForVectorElement(
-          V2, Mask[V2Index] - Mask.size(), DAG)) {
+  SDValue V2S = getScalarValueForVectorElement(V2, Mask[V2Index] - Mask.size(),
+                                               DAG);
+  if (V2S && DAG.getTargetLoweringInfo().isTypeLegal(V2S.getValueType())) {
     // We need to zext the scalar if it is smaller than an i32.
     V2S = DAG.getBitcast(EltVT, V2S);
     if (EltVT == MVT::i8 || EltVT == MVT::i16) {
@@ -13962,26 +13963,26 @@ SDValue X86TargetLowering::LowerSELECT(SDValue Op, SelectionDAG &DAG) const {
     }
   }
 
-    if (VT.isVector() && VT.getScalarType() == MVT::i1) {
-      SDValue Op1Scalar;
-      if (ISD::isBuildVectorOfConstantSDNodes(Op1.getNode()))
-        Op1Scalar = ConvertI1VectorToInterger(Op1, DAG);
-      else if (Op1.getOpcode() == ISD::BITCAST && Op1.getOperand(0))
-        Op1Scalar = Op1.getOperand(0);
-      SDValue Op2Scalar;
-      if (ISD::isBuildVectorOfConstantSDNodes(Op2.getNode()))
-        Op2Scalar = ConvertI1VectorToInterger(Op2, DAG);
-      else if (Op2.getOpcode() == ISD::BITCAST && Op2.getOperand(0))
-        Op2Scalar = Op2.getOperand(0);
-      if (Op1Scalar.getNode() && Op2Scalar.getNode()) {
-        SDValue newSelect = DAG.getNode(ISD::SELECT, DL,
-                                        Op1Scalar.getValueType(),
-                                        Cond, Op1Scalar, Op2Scalar);
-        if (newSelect.getValueSizeInBits() == VT.getSizeInBits())
-          return DAG.getBitcast(VT, newSelect);
-        SDValue ExtVec = DAG.getBitcast(MVT::v8i1, newSelect);
-        return DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, VT, ExtVec,
-                           DAG.getIntPtrConstant(0, DL));
+  if (VT.isVector() && VT.getScalarType() == MVT::i1) {
+    SDValue Op1Scalar;
+    if (ISD::isBuildVectorOfConstantSDNodes(Op1.getNode()))
+      Op1Scalar = ConvertI1VectorToInteger(Op1, DAG);
+    else if (Op1.getOpcode() == ISD::BITCAST && Op1.getOperand(0))
+      Op1Scalar = Op1.getOperand(0);
+    SDValue Op2Scalar;
+    if (ISD::isBuildVectorOfConstantSDNodes(Op2.getNode()))
+      Op2Scalar = ConvertI1VectorToInteger(Op2, DAG);
+    else if (Op2.getOpcode() == ISD::BITCAST && Op2.getOperand(0))
+      Op2Scalar = Op2.getOperand(0);
+    if (Op1Scalar.getNode() && Op2Scalar.getNode()) {
+      SDValue newSelect = DAG.getNode(ISD::SELECT, DL,
+                                      Op1Scalar.getValueType(),
+                                      Cond, Op1Scalar, Op2Scalar);
+      if (newSelect.getValueSizeInBits() == VT.getSizeInBits())
+        return DAG.getBitcast(VT, newSelect);
+      SDValue ExtVec = DAG.getBitcast(MVT::v8i1, newSelect);
+      return DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, VT, ExtVec,
+                         DAG.getIntPtrConstant(0, DL));
     }
   }