diff options
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index 4df521aef4..d564ff7b68 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -1958,13 +1958,17 @@ static bool isConstantSplat(const uint64_t Bits128[2], static SDOperand BuildSplatI(int Val, unsigned SplatSize, MVT::ValueType VT, SelectionDAG &DAG) { assert(Val >= -16 && Val <= 15 && "vsplti is out of range!"); - - // Force vspltis[hw] -1 to vspltisb -1. - if (Val == -1) SplatSize = 1; - + static const MVT::ValueType VTys[] = { // canonical VT to use for each size. MVT::v16i8, MVT::v8i16, MVT::Other, MVT::v4i32 }; + + MVT::ValueType ReqVT = VT != MVT::Other ? VT : VTys[SplatSize-1]; + + // Force vspltis[hw] -1 to vspltisb -1 to canonicalize. + if (Val == -1) + SplatSize = 1; + MVT::ValueType CanonicalVT = VTys[SplatSize-1]; // Build a canonical splat for this value. @@ -1973,8 +1977,7 @@ static SDOperand BuildSplatI(int Val, unsigned SplatSize, MVT::ValueType VT, Ops.assign(MVT::getVectorNumElements(CanonicalVT), Elt); SDOperand Res = DAG.getNode(ISD::BUILD_VECTOR, CanonicalVT, &Ops[0], Ops.size()); - if (VT == MVT::Other) return Res; - return DAG.getNode(ISD::BIT_CONVERT, VT, Res); + return DAG.getNode(ISD::BIT_CONVERT, ReqVT, Res); } /// BuildIntrinsicOp - Return a binary operator intrinsic node with the |