[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

[Chris Lattner]

Changes in directory llvm/lib/CodeGen/SelectionDAG:

LegalizeDAG.cpp updated: 1.481 -> 1.482
---
Log message:

Fix CodeGen/Generic/fpowi-promote.ll and PR1239: http://llvm.org/PR1239 


---
Diffs of the changes:  (+12 -0)

 LegalizeDAG.cpp |   12 ++++++++++++
 1 files changed, 12 insertions(+)


Index: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.481 llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.482
--- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.481	Sat Mar  3 13:21:38 2007
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp	Sat Mar  3 17:43:21 2007
@@ -3328,6 +3328,18 @@
                            DAG.getValueType(VT));
     break;
 
+  case ISD::FPOWI: {
+    // Promote f32 powi to f64 powi.  Note that this could insert a libcall
+    // directly as well, which may be better.
+    Tmp1 = PromoteOp(Node->getOperand(0));
+    assert(Tmp1.getValueType() == NVT);
+    Result = DAG.getNode(ISD::FPOWI, NVT, Tmp1, Node->getOperand(1));
+    if (NoExcessFPPrecision)
+      Result = DAG.getNode(ISD::FP_ROUND_INREG, NVT, Result,
+                           DAG.getValueType(VT));
+    break;
+  }
+    
   case ISD::AND:
   case ISD::OR:
   case ISD::XOR: