[llvm-commits] [llvm] r162893 - in /llvm/trunk/lib/CodeGen/SelectionDAG: LegalizeTypes.h LegalizeVectorTypes.cpp

[Craig Topper]

Author: ctopper
Date: Thu Aug 30 02:13:41 2012
New Revision: 162893

URL: http://llvm.org/viewvc/llvm-project?rev=162893&view=rev
Log:
Add support for FMA to WidenVectorResult.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h
    llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h?rev=162893&r1=162892&r2=162893&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeTypes.h Thu Aug 30 02:13:41 2012
@@ -625,6 +625,7 @@
   SDValue WidenVecRes_VECTOR_SHUFFLE(ShuffleVectorSDNode *N);
   SDValue WidenVecRes_VSETCC(SDNode* N);
 
+  SDValue WidenVecRes_Ternary(SDNode *N);
   SDValue WidenVecRes_Binary(SDNode *N);
   SDValue WidenVecRes_Convert(SDNode *N);
   SDValue WidenVecRes_POWI(SDNode *N);

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp?rev=162893&r1=162892&r2=162893&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp Thu Aug 30 02:13:41 2012
@@ -1366,6 +1366,9 @@
   case ISD::FTRUNC:
     Res = WidenVecRes_Unary(N);
     break;
+  case ISD::FMA:
+    Res = WidenVecRes_Ternary(N);
+    break;
   }
 
   // If Res is null, the sub-method took care of registering the result.
@@ -1373,6 +1376,16 @@
     SetWidenedVector(SDValue(N, ResNo), Res);
 }
 
+SDValue DAGTypeLegalizer::WidenVecRes_Ternary(SDNode *N) {
+  // Ternary op widening.
+  DebugLoc dl = N->getDebugLoc();
+  EVT WidenVT = TLI.getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
+  SDValue InOp1 = GetWidenedVector(N->getOperand(0));
+  SDValue InOp2 = GetWidenedVector(N->getOperand(1));
+  SDValue InOp3 = GetWidenedVector(N->getOperand(2));
+  return DAG.getNode(N->getOpcode(), dl, WidenVT, InOp1, InOp2, InOp3);
+}
+
 SDValue DAGTypeLegalizer::WidenVecRes_Binary(SDNode *N) {
   // Binary op widening.
   unsigned Opcode = N->getOpcode();