[InstCombine] Remove OverflowCheckFlavor; NFC
Instead pass binary op and signedness. The extra enum only makes
things more complicated in this case.
llvm-svn: 361720
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
index 8d02261..e2813f9 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -1749,15 +1749,12 @@
}
Instruction *InstCombiner::foldIntrinsicWithOverflowCommon(IntrinsicInst *II) {
- OverflowCheckFlavor OCF =
- IntrinsicIDToOverflowCheckFlavor(II->getIntrinsicID());
- assert(OCF != OCF_INVALID && "unexpected!");
-
+ WithOverflowInst *WO = cast<WithOverflowInst>(II);
Value *OperationResult = nullptr;
Constant *OverflowResult = nullptr;
- if (OptimizeOverflowCheck(OCF, II->getArgOperand(0), II->getArgOperand(1),
- *II, OperationResult, OverflowResult))
- return CreateOverflowTuple(II, OperationResult, OverflowResult);
+ if (OptimizeOverflowCheck(WO->getBinaryOp(), WO->isSigned(), WO->getLHS(),
+ WO->getRHS(), *WO, OperationResult, OverflowResult))
+ return CreateOverflowTuple(WO, OperationResult, OverflowResult);
return nullptr;
}