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-rw-r--r--llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp9
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
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