diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 1eac79f28f2..395d855a18f 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -2540,8 +2540,7 @@ SDValue DAGCombiner::visitADDCARRYLike(SDValue N0, SDValue N1, SDValue CarryIn, // Since it may not be valid to emit a fold to zero for vector initializers // check if we can before folding. static SDValue tryFoldToZero(const SDLoc &DL, const TargetLowering &TLI, EVT VT, - SelectionDAG &DAG, bool LegalOperations, - bool LegalTypes) { + SelectionDAG &DAG, bool LegalOperations) { if (!VT.isVector()) return DAG.getConstant(0, DL, VT); if (!LegalOperations || TLI.isOperationLegal(ISD::BUILD_VECTOR, VT)) @@ -2568,7 +2567,7 @@ SDValue DAGCombiner::visitSUB(SDNode *N) { // fold (sub x, x) -> 0 // FIXME: Refactor this and xor and other similar operations together. if (N0 == N1) - return tryFoldToZero(DL, TLI, VT, DAG, LegalOperations, LegalTypes); + return tryFoldToZero(DL, TLI, VT, DAG, LegalOperations); if (DAG.isConstantIntBuildVectorOrConstantInt(N0) && DAG.isConstantIntBuildVectorOrConstantInt(N1)) { // fold (sub c1, c2) -> c1-c2 @@ -6154,7 +6153,7 @@ SDValue DAGCombiner::visitXOR(SDNode *N) { // fold (xor x, x) -> 0 if (N0 == N1) - return tryFoldToZero(SDLoc(N), TLI, VT, DAG, LegalOperations, LegalTypes); + return tryFoldToZero(SDLoc(N), TLI, VT, DAG, LegalOperations); // fold (xor (shl 1, x), -1) -> (rotl ~1, x) // Here is a concrete example of this equivalence: |
