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[oota-llvm.git] / lib / Target / Mips / MipsISelDAGToDAG.cpp

diff --git a/lib/Target/Mips/MipsISelDAGToDAG.cpp b/lib/Target/Mips/MipsISelDAGToDAG.cpp
index f2005d0bff02ae168de6968c81e99a0637d77f5e..c4746dba32673ac6332fd21da963a0db1dcb92f5 100644 (file)
--- a/lib/Target/Mips/MipsISelDAGToDAG.cpp
+++ b/lib/Target/Mips/MipsISelDAGToDAG.cpp
@@ -59,8 +59,6 @@ public:
   SelectionDAGISel(tm),
   TM(tm), Subtarget(tm.getSubtarget<MipsSubtarget>()) {}
   
-  virtual void InstructionSelect();
-
   // Pass Name
   virtual const char *getPassName() const {
     return "MIPS DAG->DAG Pattern Instruction Selection";
@@ -98,29 +96,10 @@ private:
   inline SDValue getI32Imm(unsigned Imm) {
     return CurDAG->getTargetConstant(Imm, MVT::i32);
   }
-
-
-  #ifndef NDEBUG
-  unsigned Indent;
-  #endif
 };
 
 }
 
-/// InstructionSelect - This callback is invoked by
-/// SelectionDAGISel when it has created a SelectionDAG for us to codegen.
-void MipsDAGToDAGISel::InstructionSelect() {
-  // Codegen the basic block.
-  DEBUG(errs() << "===== Instruction selection begins:\n");
-  DEBUG(Indent = 0);
-
-  // Select target instructions for the DAG.
-  SelectRoot(*CurDAG);
-
-  DEBUG(errs() << "===== Instruction selection ends:\n");
-
-  CurDAG->RemoveDeadNodes();
-}
 
 /// getGlobalBaseReg - Output the instructions required to put the
 /// GOT address into a register.
@@ -245,7 +224,7 @@ SDNode *MipsDAGToDAGISel::SelectLoadFp64(SDNode *N) {
   //    lwc $f1, X+4($3)
   SDNode *LD0 = CurDAG->getMachineNode(Mips::LWC1, dl, MVT::f32, 
                                     MVT::Other, Offset0, Base, Chain);
-  SDValue Undef = SDValue(CurDAG->getMachineNode(TargetInstrInfo::IMPLICIT_DEF,
+  SDValue Undef = SDValue(CurDAG->getMachineNode(TargetOpcode::IMPLICIT_DEF,
                                                  dl, NVT), 0);
   SDValue I0 = CurDAG->getTargetInsertSubreg(Mips::SUBREG_FPEVEN, dl, 
                             MVT::f64, Undef, SDValue(LD0, 0));
@@ -329,17 +308,11 @@ SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
   DebugLoc dl = Node->getDebugLoc();
 
   // Dump information about the Node being selected
-  DEBUG(errs().indent(Indent) << "Selecting: ";
-        Node->dump(CurDAG);
-        errs() << "\n");
-  DEBUG(Indent += 2);
+  DEBUG(errs() << "Selecting: "; Node->dump(CurDAG); errs() << "\n");
 
   // If we have a custom node, we already have selected!
   if (Node->isMachineOpcode()) {
-    DEBUG(errs().indent(Indent-2) << "== ";
-          Node->dump(CurDAG);
-          errs() << "\n");
-    DEBUG(Indent -= 2);
+    DEBUG(errs() << "== "; Node->dump(CurDAG); errs() << "\n");
     return NULL;
   }
 
@@ -396,9 +369,9 @@ SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
       else
         Op = (Opcode == ISD::UDIVREM ? Mips::DIVu : Mips::DIV);
 
-      SDNode *Node = CurDAG->getMachineNode(Op, dl, MVT::Flag, Op1, Op2);
+      SDNode *MulDiv = CurDAG->getMachineNode(Op, dl, MVT::Flag, Op1, Op2);
 
-      SDValue InFlag = SDValue(Node, 0);
+      SDValue InFlag = SDValue(MulDiv, 0);
       SDNode *Lo = CurDAG->getMachineNode(Mips::MFLO, dl, MVT::i32, 
                                           MVT::Flag, InFlag);
       InFlag = SDValue(Lo,1);
@@ -426,7 +399,7 @@ SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
 
       SDValue InFlag = SDValue(MulNode, 0);
 
-      if (MulOp == ISD::MUL)
+      if (Opcode == ISD::MUL)
         return CurDAG->getMachineNode(Mips::MFLO, dl, MVT::i32, InFlag);
       else
         return CurDAG->getMachineNode(Mips::MFHI, dl, MVT::i32, InFlag);
@@ -464,8 +437,7 @@ SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
         SDValue Zero = CurDAG->getCopyFromReg(CurDAG->getEntryNode(), dl, 
                                         Mips::ZERO, MVT::i32);
         SDValue Undef = SDValue(
-          CurDAG->getMachineNode(
-            TargetInstrInfo::IMPLICIT_DEF, dl, MVT::f64), 0);
+          CurDAG->getMachineNode(TargetOpcode::IMPLICIT_DEF, dl, MVT::f64), 0);
         SDNode *MTC = CurDAG->getMachineNode(Mips::MTC1, dl, MVT::f32, Zero);
         SDValue I0 = CurDAG->getTargetInsertSubreg(Mips::SUBREG_FPEVEN, dl, 
                             MVT::f64, Undef, SDValue(MTC, 0));
@@ -548,14 +520,12 @@ SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
   // Select the default instruction
   SDNode *ResNode = SelectCode(Node);
 
-  DEBUG(errs().indent(Indent-2) << "=> ");
+  DEBUG(errs() << "=> ");
   if (ResNode == NULL || ResNode == Node)
     DEBUG(Node->dump(CurDAG));
   else
     DEBUG(ResNode->dump(CurDAG));
   DEBUG(errs() << "\n");
-  DEBUG(Indent -= 2);
-
   return ResNode;
 }