[llvm-commits] [llvm] r46072 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp

[Chris Lattner]

Author: lattner
Date: Wed Jan 16 11:59:31 2008
New Revision: 46072

URL: http://llvm.org/viewvc/llvm-project?rev=46072&view=rev
Log:
Fix a ppc long double regression I introduced yesterday due to a
simplification.  This fixes automotive-basicmath on PPC.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp?rev=46072&r1=46071&r2=46072&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Wed Jan 16 11:59:31 2008
@@ -1753,6 +1753,7 @@
   case ISD::FP_EXTEND:
     assert(MVT::isFloatingPoint(VT) &&
            MVT::isFloatingPoint(Operand.getValueType()) && "Invalid FP cast!");
+    if (Operand.getValueType() == VT) return Operand;  // noop conversion.
     break;
   case ISD::SIGN_EXTEND:
     assert(MVT::isInteger(VT) && MVT::isInteger(Operand.getValueType()) &&