Make more helper methods into static functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188366 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index aee4d38..f234c86 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -12087,7 +12087,7 @@
   return DAG.getNode(ISD::ADD, dl, VT, Res, AhiBlo);
 }
 
-SDValue X86TargetLowering::LowerSDIV(SDValue Op, SelectionDAG &DAG) const {
+static SDValue LowerSDIV(SDValue Op, SelectionDAG &DAG) {
   EVT VT = Op.getValueType();
   EVT EltTy = VT.getVectorElementType();
   unsigned NumElts = VT.getVectorNumElements();
@@ -12434,7 +12434,8 @@
   return SDValue();
 }
 
-SDValue X86TargetLowering::LowerShift(SDValue Op, SelectionDAG &DAG) const {
+static SDValue LowerShift(SDValue Op, const X86Subtarget* Subtarget,
+                          SelectionDAG &DAG) {
 
   EVT VT = Op.getValueType();
   SDLoc dl(Op);
@@ -12792,9 +12793,10 @@
   return DAG.getMergeValues(Ops, array_lengthof(Ops), dl);
 }
 
-SDValue X86TargetLowering::LowerBITCAST(SDValue Op, SelectionDAG &DAG) const {
-  EVT SrcVT = Op.getOperand(0).getValueType();
-  EVT DstVT = Op.getValueType();
+static SDValue LowerBITCAST(SDValue Op, const X86Subtarget *Subtarget,
+                            SelectionDAG &DAG) {
+  MVT SrcVT = Op.getOperand(0).getValueType().getSimpleVT();
+  MVT DstVT = Op.getValueType().getSimpleVT();
   assert(Subtarget->is64Bit() && !Subtarget->hasSSE2() &&
          Subtarget->hasMMX() && "Unexpected custom BITCAST");
   assert((DstVT == MVT::i64 ||
@@ -12879,7 +12881,8 @@
                      Op.getOperand(1), Op.getOperand(2));
 }
 
-SDValue X86TargetLowering::LowerFSINCOS(SDValue Op, SelectionDAG &DAG) const {
+static SDValue LowerFSINCOS(SDValue Op, const X86Subtarget *Subtarget,
+                            SelectionDAG &DAG) {
   assert(Subtarget->isTargetDarwin() && Subtarget->is64Bit());
 
   // For MacOSX, we want to call an alternative entry point: __sincos_stret,
@@ -12890,8 +12893,8 @@
   EVT ArgVT = Arg.getValueType();
   Type *ArgTy = ArgVT.getTypeForEVT(*DAG.getContext());
 
-  ArgListTy Args;
-  ArgListEntry Entry;
+  TargetLowering::ArgListTy Args;
+  TargetLowering::ArgListEntry Entry;
 
   Entry.Node = Arg;
   Entry.Ty = ArgTy;
@@ -12904,7 +12907,8 @@
   // the small struct {f32, f32} is returned in (eax, edx). For f64,
   // the results are returned via SRet in memory.
   const char *LibcallName =  isF64 ? "__sincos_stret" : "__sincosf_stret";
-  SDValue Callee = DAG.getExternalSymbol(LibcallName, getPointerTy());
+  const TargetLowering &TLI = DAG.getTargetLoweringInfo();
+  SDValue Callee = DAG.getExternalSymbol(LibcallName, TLI.getPointerTy());
 
   Type *RetTy = isF64
     ? (Type*)StructType::get(ArgTy, ArgTy, NULL)
@@ -12915,7 +12919,7 @@
                          CallingConv::C, /*isTaillCall=*/false,
                          /*doesNotRet=*/false, /*isReturnValueUsed*/true,
                          Callee, Args, DAG, dl);
-  std::pair<SDValue, SDValue> CallResult = LowerCallTo(CLI);
+  std::pair<SDValue, SDValue> CallResult = TLI.LowerCallTo(CLI);
 
   if (isF64)
     // Returned in xmm0 and xmm1.
@@ -12995,7 +12999,7 @@
   case ISD::MUL:                return LowerMUL(Op, Subtarget, DAG);
   case ISD::SRA:
   case ISD::SRL:
-  case ISD::SHL:                return LowerShift(Op, DAG);
+  case ISD::SHL:                return LowerShift(Op, Subtarget, DAG);
   case ISD::SADDO:
   case ISD::UADDO:
   case ISD::SSUBO:
@@ -13003,7 +13007,7 @@
   case ISD::SMULO:
   case ISD::UMULO:              return LowerXALUO(Op, DAG);
   case ISD::READCYCLECOUNTER:   return LowerREADCYCLECOUNTER(Op, Subtarget,DAG);
-  case ISD::BITCAST:            return LowerBITCAST(Op, DAG);
+  case ISD::BITCAST:            return LowerBITCAST(Op, Subtarget, DAG);
   case ISD::ADDC:
   case ISD::ADDE:
   case ISD::SUBC:
@@ -13011,7 +13015,7 @@
   case ISD::ADD:                return LowerADD(Op, DAG);
   case ISD::SUB:                return LowerSUB(Op, DAG);
   case ISD::SDIV:               return LowerSDIV(Op, DAG);
-  case ISD::FSINCOS:            return LowerFSINCOS(Op, DAG);
+  case ISD::FSINCOS:            return LowerFSINCOS(Op, Subtarget, DAG);
   }
 }