[mips][msa] Added support for matching nor from normal IR (i.e. not intrinsics)

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

diff --git a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
index 27fcaa33917b41bef6d68a832fff3832c58c0571..10221d5fccc8799f20dacfba3a4be296bc38dd27 100644 (file)
--- a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
+++ b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
@@ -316,6 +316,20 @@ bool MipsSEDAGToDAGISel::selectAddrRegImm(SDValue Addr, SDValue &Base,
   return false;
 }
 
+/// ComplexPattern used on MipsInstrInfo
+/// Used on Mips Load/Store instructions
+bool MipsSEDAGToDAGISel::selectAddrRegReg(SDValue Addr, SDValue &Base,
+                                          SDValue &Offset) const {
+  // Operand is a result from an ADD.
+  if (Addr.getOpcode() == ISD::ADD) {
+    Base = Addr.getOperand(0);
+    Offset = Addr.getOperand(1);
+    return true;
+  }
+
+  return false;
+}
+
 bool MipsSEDAGToDAGISel::selectAddrDefault(SDValue Addr, SDValue &Base,
                                            SDValue &Offset) const {
   Base = Addr;
@@ -339,7 +353,7 @@ bool MipsSEDAGToDAGISel::selectAddrRegImm12(SDValue Addr, SDValue &Base,
     ConstantSDNode *CN = dyn_cast<ConstantSDNode>(Addr.getOperand(1));
     if (isInt<12>(CN->getSExtValue())) {
 
-      // If the first operand is a FI, get the TargetFI Node
+      // If the first operand is a FI then get the TargetFI Node
       if (FrameIndexSDNode *FIN = dyn_cast<FrameIndexSDNode>
                                   (Addr.getOperand(0)))
         Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), ValTy);