Lines Matching full:copies

81 STATISTIC(NumDeletes, "Number of dead copies deleted");
118   DenseMap<MCRegUnit, CopyInfo> Copies;
121   // needed to efficiently remove copies which are invalidated by call
153         auto CI = Copies.find(Unit);
154         if (CI != Copies.end())
180       auto I = Copies.find(Unit);
181       if (I != Copies.end()) {
189       Copies.erase(Unit);
195     auto I = Copies.find(Unit);
196     if (I != Copies.end()) {
224           auto SrcCopy = Copies.find(SrcUnit);
225           if (SrcCopy != Copies.end() && SrcCopy->second.LastSeenUseInCopy) {
238                   Copies.erase(SrcCopy);
247       Copies.erase(I);
278     auto I = Copies.find(RU);
279     if (I == Copies.end())
290     auto I = Copies.find(RU);
291     if (I == Copies.end())
308       Copies[Unit] = {MI, nullptr, {}, {}, true};
313       auto &Copy = Copies[Unit];
321     return !Copies.empty();
327     auto CI = Copies.find(RegUnit);
328     if (CI == Copies.end())
337     auto CI = Copies.find(RegUnit);
338     if (CI == Copies.end())
378     // copy if it copies the entire register anyway.
412     auto CI = Copies.find(RU);
413     if (CI == Copies.end() || !CI->second.Avail)
441     auto CI = Copies.find(RU);
442     if (CI == Copies.end())
448     Copies.clear();
577 /// Remove instruction \p Copy if there exists a previous copy that copies the
679   // don't belong to any (possibly smaller) common class that requires copies to
762 /// Look for available copies whose destination register is used by \p MI and
871     // Analyze copies (which don't overlap themselves).
886         // The two copies cancel out and the source of the first copy
1038   // copies aren't dead.
1042   // If MBB doesn't have succesor, delete copies whose defs are not used.
1043   // If MBB does have successors, we can only delete copies if we are able to
1313         // We need at least 3 pairs of copies for the transformation to apply,