Remove the llvm.nacl.thread.stack.padding intrinsic

lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

 //===-- SelectionDAGBuilder.cpp - Selection-DAG building ------------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This implements routines for translating from LLVM IR into SelectionDAG IR.
@@ skipping 5169 matching lines @@
     return 0;
   case Intrinsic::invariant_end:
   case Intrinsic::lifetime_end:
     // Discard region information.
     return 0;
   case Intrinsic::donothing:
     // ignore
     return 0;
   // @LOCALMOD-BEGIN
   // Native Client Intrinsics for TLS setup / layout.
-  case Intrinsic::nacl_thread_stack_padding: {
-    EVT DestVT = TLI.getValueType(I.getType());
-    setValue(&I, DAG.getNode(ISD::NACL_THREAD_STACK_PADDING, dl, DestVT));
-    return 0;
-  }
   case Intrinsic::nacl_tp_alignment: {
     EVT DestVT = TLI.getValueType(I.getType());
     setValue(&I, DAG.getNode(ISD::NACL_TP_ALIGN, dl, DestVT));
     return 0;
   }
   case Intrinsic::nacl_tp_tls_offset: {
     SDValue tls_size = getValue(I.getArgOperand(0));
     setValue(&I, DAG.getNode(ISD::NACL_TP_TLS_OFFSET, dl,
                              tls_size.getValueType(),
                              tls_size));
@@ skipping 1711 matching lines @@
         EVT VT = ValueVTs[vti];
         unsigned NumRegisters = TLI.getNumRegisters(*DAG.getContext(), VT);
         for (unsigned i = 0, e = NumRegisters; i != e; ++i)
           FuncInfo.PHINodesToUpdate.push_back(std::make_pair(MBBI++, Reg+i));
         Reg += NumRegisters;
       }
     }
   }
   ConstantsOut.clear();
 }