diff options
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 27fa3d2b1e3..20cec6ebad1 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -3082,6 +3082,14 @@ SDValue SelectionDAG::getNode(unsigned Opcode, SDLoc DL, if (OpOpcode == ISD::UNDEF) return getUNDEF(VT); break; + case ISD::BSWAP: + assert(VT.isInteger() && VT == Operand.getValueType() && + "Invalid BSWAP!"); + assert((VT.getScalarSizeInBits() % 16 == 0) && + "BSWAP types must be a multiple of 16 bits!"); + if (OpOpcode == ISD::UNDEF) + return getUNDEF(VT); + break; case ISD::BITCAST: // Basic sanity checking. assert(VT.getSizeInBits() == Operand.getValueType().getSizeInBits() |
