Change SelectCode's argument from SDValue to SDNode *, to make it more

clear what information these functions are actually using.

This is also a micro-optimization, as passing a SDNode * around is
simpler than passing a { SDNode *, int } by value or reference.

llvm-svn: 92564

1 files changed, 9 insertions, 10 deletions

diff --git a/llvm/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/llvm/lib/Target/Sparc/SparcISelDAGToDAG.cpp
index b41917e2028..e1b32998b23 100644
--- a/llvm/lib/Target/Sparc/SparcISelDAGToDAG.cpp
+++ b/llvm/lib/Target/Sparc/SparcISelDAGToDAG.cpp
@@ -43,11 +43,11 @@ public:
       TM(tm) {
   }
 
-  SDNode *Select(SDValue Op);
+  SDNode *Select(SDNode *N);
 
   // Complex Pattern Selectors.
-  bool SelectADDRrr(SDValue Op, SDValue N, SDValue &R1, SDValue &R2);
-  bool SelectADDRri(SDValue Op, SDValue N, SDValue &Base,
+  bool SelectADDRrr(SDNode *Op, SDValue N, SDValue &R1, SDValue &R2);
+  bool SelectADDRri(SDNode *Op, SDValue N, SDValue &Base,
                     SDValue &Offset);
 
   /// SelectInlineAsmMemoryOperand - Implement addressing mode selection for
@@ -87,7 +87,7 @@ SDNode* SparcDAGToDAGISel::getGlobalBaseReg() {
   return CurDAG->getRegister(GlobalBaseReg, TLI.getPointerTy()).getNode();
 }
 
-bool SparcDAGToDAGISel::SelectADDRri(SDValue Op, SDValue Addr,
+bool SparcDAGToDAGISel::SelectADDRri(SDNode *Op, SDValue Addr,
                                      SDValue &Base, SDValue &Offset) {
   if (FrameIndexSDNode *FIN = dyn_cast<FrameIndexSDNode>(Addr)) {
     Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), MVT::i32);
@@ -128,7 +128,7 @@ bool SparcDAGToDAGISel::SelectADDRri(SDValue Op, SDValue Addr,
   return true;
 }
 
-bool SparcDAGToDAGISel::SelectADDRrr(SDValue Op, SDValue Addr,
+bool SparcDAGToDAGISel::SelectADDRrr(SDNode *Op, SDValue Addr,
                                      SDValue &R1,  SDValue &R2) {
   if (Addr.getOpcode() == ISD::FrameIndex) return false;
   if (Addr.getOpcode() == ISD::TargetExternalSymbol ||
@@ -152,8 +152,7 @@ bool SparcDAGToDAGISel::SelectADDRrr(SDValue Op, SDValue Addr,
   return true;
 }
 
-SDNode *SparcDAGToDAGISel::Select(SDValue Op) {
-  SDNode *N = Op.getNode();
+SDNode *SparcDAGToDAGISel::Select(SDNode *N) {
   DebugLoc dl = N->getDebugLoc();
   if (N->isMachineOpcode())
     return NULL;   // Already selected.
@@ -199,7 +198,7 @@ SDNode *SparcDAGToDAGISel::Select(SDValue Op) {
   }
   }
 
-  return SelectCode(Op);
+  return SelectCode(N);
 }
 
 
@@ -213,8 +212,8 @@ SparcDAGToDAGISel::SelectInlineAsmMemoryOperand(const SDValue &Op,
   switch (ConstraintCode) {
   default: return true;
   case 'm':   // memory
-   if (!SelectADDRrr(Op, Op, Op0, Op1))
-     SelectADDRri(Op, Op, Op0, Op1);
+   if (!SelectADDRrr(Op.getNode(), Op, Op0, Op1))
+     SelectADDRri(Op.getNode(), Op, Op0, Op1);
    break;
   }