Changes in directory llvm/lib/Transforms/Scalar:
InstructionCombining.cpp updated: 1.423 -> 1.424 --- Log message: Fix a problem in my patch yesterday, causing a miscompilation of 176.gcc --- Diffs of the changes: (+3 -2) InstructionCombining.cpp | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) Index: llvm/lib/Transforms/Scalar/InstructionCombining.cpp diff -u llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.423 llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.424 --- llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.423 Tue Feb 7 13:07:40 2006 +++ llvm/lib/Transforms/Scalar/InstructionCombining.cpp Tue Feb 7 19:20:23 2006 @@ -464,7 +464,7 @@ // (shl X, C1) & C2 == 0 iff (X & C2 >>u C1) == 0 if (ConstantUInt *SA = dyn_cast<ConstantUInt>(I->getOperand(1))) return ComputeMaskedNonZeroBits(I->getOperand(0),Mask >> SA->getValue(), - Depth+1); + Depth+1) << SA->getValue(); break; case Instruction::Shr: // (ushr X, C1) & C2 == 0 iff (-1 >> C1) & C2 == 0 @@ -472,7 +472,8 @@ if (I->getType()->isUnsigned()) { Mask <<= SA->getValue(); Mask &= I->getType()->getIntegralTypeMask(); - return ComputeMaskedNonZeroBits(I->getOperand(0), Mask, Depth+1); + return ComputeMaskedNonZeroBits(I->getOperand(0), Mask, Depth+1) + >> SA->getValue(); } break; } _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits