[DAG] Remove untriggerable check. NFCI.

Candidate check precludes this check.

llvm-svn: 333764

1 files changed, 0 insertions, 10 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 82c1514146d..3dd0296c1ec 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -13647,16 +13647,6 @@ bool DAGCombiner::MergeConsecutiveStores(StoreSDNode *St) {
       unsigned FirstStoreAlign = FirstInChain->getAlignment();
       unsigned NumStoresToMerge = 1;
       for (unsigned i = 0; i < NumConsecutiveStores; ++i) {
-        StoreSDNode *St = cast<StoreSDNode>(StoreNodes[i].MemNode);
-        SDValue StVal = peekThroughBitcast(St->getValue());
-        // This restriction could be loosened.
-        // Bail out if any stored values are not elements extracted from a
-        // vector. It should be possible to handle mixed sources, but load
-        // sources need more careful handling (see the block of code below that
-        // handles consecutive loads).
-        if (StVal.getOpcode() != ISD::EXTRACT_VECTOR_ELT &&
-            StVal.getOpcode() != ISD::EXTRACT_SUBVECTOR)
-          return RV;
 
         // Find a legal type for the vector store.
         unsigned Elts = (i + 1) * NumMemElts;