Reapply r143206, with fixes. Disallow physical register lifetimes

[oota-llvm.git] / lib / CodeGen / SelectionDAG / LegalizeTypes.cpp

diff --git a/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
index a4bb577433cc5156b294ca1f547da1255f9b9ff2..7ed1b98f10e1413cca3cb12b90c453d16bc7f2ee 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
@@ -1084,7 +1084,6 @@ DAGTypeLegalizer::ExpandChainLibCall(RTLIB::Libcall LC,
   SDValue Callee = DAG.getExternalSymbol(TLI.getLibcallName(LC),
                                          TLI.getPointerTy());
 
-  // Splice the libcall in wherever FindInputOutputChains tells us to.
   Type *RetTy = Node->getValueType(0).getTypeForEVT(*DAG.getContext());
   std::pair<SDValue, SDValue> CallInfo =
     TLI.LowerCallTo(InChain, RetTy, isSigned, !isSigned, false, false,