922         if (auto *Unmerge = dyn_cast<GUnmerge>(MRI.getVRegDef(Def))) {  in findUnmergeThatDefinesReg()  local
924               Unmerge->findRegisterDefOperandIdx(Def, /*TRI=*/nullptr);  in findUnmergeThatDefinesReg()
925           return Unmerge;  in findUnmergeThatDefinesReg()
935                                GUnmerge *Unmerge, unsigned UnmergeIdxStart,  in isSequenceFromUnmerge()  argument
944         if (EltUnmerge == Unmerge) {  in isSequenceFromUnmerge()
966       auto *Unmerge = findUnmergeThatDefinesReg(Elt0, EltSize, Elt0UnmergeIdx);  in tryCombineMergeLike()  local
967       if (!Unmerge)  in tryCombineMergeLike()
973       Register UnmergeSrc = Unmerge->getSourceReg();  in tryCombineMergeLike()
984         if (!isSequenceFromUnmerge(MI, 0, Unmerge, 0, NumMIElts, EltSize,  in tryCombineMergeLike()
1006         if (!isSequenceFromUnmerge(MI, 0, Unmerge, Elt0UnmergeIdx, NumMIElts,  in tryCombineMergeLike()
1010         auto NewUnmerge = MIB.buildUnmerge(DstTy, Unmerge->getSourceReg());  in tryCombineMergeLike()
1031         unsigned NumElts = Unmerge->getNumDefs();  in tryCombineMergeLike()