diff options
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp b/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp index cd41844c33..4144770431 100644 --- a/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp +++ b/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp @@ -732,10 +732,10 @@ Value *InstCombiner::SimplifyDemandedUseBits(Value *V, APInt DemandedMask, // the right place. Instruction *NewVal; if (InputBit > ResultBit) - NewVal = BinaryOperator::CreateLShr(I->getOperand(1), + NewVal = BinaryOperator::CreateLShr(II->getOperand(0), ConstantInt::get(I->getType(), InputBit-ResultBit)); else - NewVal = BinaryOperator::CreateShl(I->getOperand(1), + NewVal = BinaryOperator::CreateShl(II->getOperand(0), ConstantInt::get(I->getType(), ResultBit-InputBit)); NewVal->takeName(I); return InsertNewInstBefore(NewVal, *I); @@ -1052,12 +1052,12 @@ Value *InstCombiner::SimplifyDemandedVectorElts(Value *V, APInt DemandedElts, case Intrinsic::x86_sse2_mul_sd: case Intrinsic::x86_sse2_min_sd: case Intrinsic::x86_sse2_max_sd: - TmpV = SimplifyDemandedVectorElts(II->getOperand(1), DemandedElts, + TmpV = SimplifyDemandedVectorElts(II->getOperand(0), DemandedElts, UndefElts, Depth+1); - if (TmpV) { II->setOperand(1, TmpV); MadeChange = true; } - TmpV = SimplifyDemandedVectorElts(II->getOperand(2), DemandedElts, + if (TmpV) { II->setOperand(0, TmpV); MadeChange = true; } + TmpV = SimplifyDemandedVectorElts(II->getOperand(1), DemandedElts, UndefElts2, Depth+1); - if (TmpV) { II->setOperand(2, TmpV); MadeChange = true; } + if (TmpV) { II->setOperand(1, TmpV); MadeChange = true; } // If only the low elt is demanded and this is a scalarizable intrinsic, // scalarize it now. @@ -1069,8 +1069,8 @@ Value *InstCombiner::SimplifyDemandedVectorElts(Value *V, APInt DemandedElts, case Intrinsic::x86_sse2_sub_sd: case Intrinsic::x86_sse2_mul_sd: // TODO: Lower MIN/MAX/ABS/etc - Value *LHS = II->getOperand(1); - Value *RHS = II->getOperand(2); + Value *LHS = II->getOperand(0); + Value *RHS = II->getOperand(1); // Extract the element as scalars. LHS = InsertNewInstBefore(ExtractElementInst::Create(LHS, ConstantInt::get(Type::getInt32Ty(I->getContext()), 0U)), *II); |