Changes in directory llvm/lib/VMCore:
ConstantFolding.cpp updated: 1.85 -> 1.86 --- Log message: Constant fold extractelement(zero, x) -> zero --- Diffs of the changes: (+3 -0) ConstantFolding.cpp | 3 +++ 1 files changed, 3 insertions(+) Index: llvm/lib/VMCore/ConstantFolding.cpp diff -u llvm/lib/VMCore/ConstantFolding.cpp:1.85 llvm/lib/VMCore/ConstantFolding.cpp:1.86 --- llvm/lib/VMCore/ConstantFolding.cpp:1.85 Sat Apr 1 19:38:28 2006 +++ llvm/lib/VMCore/ConstantFolding.cpp Thu Apr 6 23:44:06 2006 @@ -836,6 +836,9 @@ const Constant *Idx) { if (isa<UndefValue>(Val)) // ee(undef, x) -> undef return UndefValue::get(cast<PackedType>(Val->getType())->getElementType()); + if (Val->isNullValue()) // ee(zero, x) -> zero + return Constant::getNullValue( + cast<PackedType>(Val->getType())->getElementType()); if (const ConstantPacked *CVal = dyn_cast<ConstantPacked>(Val)) { if (const ConstantUInt *CIdx = dyn_cast<ConstantUInt>(Idx)) { _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits