diff options
Diffstat (limited to 'llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp index c946c096821..65f72d0fb55 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp @@ -1128,8 +1128,8 @@ Instruction *InstCombiner::visitAdd(BinaryOperator &I) { } } - if (isa<Constant>(RHS) && isa<PHINode>(LHS)) - if (Instruction *NV = FoldOpIntoPhi(I)) + if (isa<Constant>(RHS)) + if (Instruction *NV = foldOpWithConstantIntoOperand(I)) return NV; if (I.getType()->getScalarType()->isIntegerTy(1)) @@ -1200,11 +1200,6 @@ Instruction *InstCombiner::visitAdd(BinaryOperator &I) { return BinaryOperator::CreateAnd(NewAdd, C2); } } - - // Try to fold constant add into select arguments. - if (SelectInst *SI = dyn_cast<SelectInst>(LHS)) - if (Instruction *R = FoldOpIntoSelect(I, SI)) - return R; } // add (select X 0 (sub n A)) A --> select X A n |

