Add a few Subzero intrinsics (not the atomic ones yet).

src/IceTargetLowering.cpp

 //===- subzero/src/IceTargetLowering.cpp - Basic lowering implementation --===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the skeleton of the TargetLowering class,
@@ skipping 98 matching lines @@
     break;
   case Inst::Cast:
     lowerCast(llvm::dyn_cast<InstCast>(Inst));
     break;
   case Inst::Fcmp:
     lowerFcmp(llvm::dyn_cast<InstFcmp>(Inst));
     break;
   case Inst::Icmp:
     lowerIcmp(llvm::dyn_cast<InstIcmp>(Inst));
     break;
+  case Inst::IntrinsicCall:
+    lowerIntrinsicCall(llvm::dyn_cast<InstIntrinsicCall>(Inst));
+    break;
   case Inst::Load:
     lowerLoad(llvm::dyn_cast<InstLoad>(Inst));
     break;
   case Inst::Phi:
     lowerPhi(llvm::dyn_cast<InstPhi>(Inst));
     break;
   case Inst::Ret:
     lowerRet(llvm::dyn_cast<InstRet>(Inst));
     break;
   case Inst::Select:
@@ skipping 36 matching lines @@
   RegInclude |= RegSet_CallerSave;
   RegInclude |= RegSet_CalleeSave;
   RegExclude |= RegSet_StackPointer;
   if (hasFramePointer())
     RegExclude |= RegSet_FramePointer;
   llvm::SmallBitVector RegMask = getRegisterSet(RegInclude, RegExclude);
   LinearScan.scan(RegMask);
 }
 
 } // end of namespace Ice