Lines Matching defs:MDep

1103 /// the memcpy 'MDep'. Try to simplify M to copy from MDep's input if we can.
1105                                                   MemCpyInst *MDep,
1109   // ignore the input and let someone else zap MDep. This handles cases like:
1112   if (M->getSource() == MDep->getSource())
1116   if (MDep->isVolatile())
1123   if (M->getSource() != MDep->getDest()) {
1125         M->getSource()->getPointerOffsetFrom(MDep->getDest(), DL);
1133   if (MForwardOffset != 0 || MDep->getLength() != M->getLength()) {
1134     auto *MDepLen = dyn_cast<ConstantInt>(MDep->getLength());
1142   auto *CopySource = MDep->getSource();
1153   MaybeAlign CopySourceAlign = MDep->getSourceAlign();
1155   auto MCopyLoc = MemoryLocation::getForSource(MDep).getWithNewSize(
1166         M->getRawDest()->getPointerOffsetFrom(MDep->getRawSource(), DL);
1191   // TODO: If the code between M and MDep is transparent to the destination "c",
1193   if (writtenBetween(MSSA, BAA, MCopyLoc, MSSA->getMemoryAccess(MDep),
1211   if (isModSet(BAA.getModRefInfo(M, MemoryLocation::getForSource(MDep)))) {
1222                     << *MDep << '\n'
1760     if (auto *MDep = dyn_cast_or_null<MemSetInst>(MD->getMemoryInst()))
1762         if (processMemSetMemCpyDependence(M, MDep, BAA))
1793       if (auto *MDep = dyn_cast<MemCpyInst>(MI))
1794         if (processMemCpyMemCpyDependence(M, MDep, BAA))
1796       if (auto *MDep = dyn_cast<MemSetInst>(MI)) {
1797         if (performMemCpyToMemSetOptzn(M, MDep, BAA)) {
1935   MemCpyInst *MDep = nullptr;
1940     MDep = dyn_cast_or_null<MemCpyInst>(MD->getMemoryInst());
1945   if (!MDep || MDep->isVolatile() ||
1946       ByValArg->stripPointerCasts() != MDep->getDest())
1950   auto *C1 = dyn_cast<ConstantInt>(MDep->getLength());
1963   MaybeAlign MemDepAlign = MDep->getSourceAlign();
1965       getOrEnforceKnownAlignment(MDep->getSource(), ByValAlign, DL, &CB, AC,
1970   if (MDep->getSource()->getType() != ByValArg->getType())
1979   if (writtenBetween(MSSA, BAA, MemoryLocation::getForSource(MDep),
1980                      MSSA->getMemoryAccess(MDep), CallAccess))
1984                     << "  " << *MDep << "\n"
1988   combineAAMetadata(&CB, MDep);
1989   CB.setArgOperand(ArgNo, MDep->getSource());
2043   MemCpyInst *MDep = nullptr;
2047     MDep = dyn_cast_or_null<MemCpyInst>(MD->getMemoryInst());
2051   if (!MDep || MDep->isVolatile() || AI != MDep->getDest())
2055   if (MDep->getSource()->getType() != ImmutArg->getType())
2059   auto *MDepLen = dyn_cast<ConstantInt>(MDep->getLength());
2066   Align MemDepAlign = MDep->getSourceAlign().valueOrOne();
2069       getOrEnforceKnownAlignment(MDep->getSource(), AllocaAlign, DL, &CB, AC,
2079   if (writtenBetween(MSSA, BAA, MemoryLocation::getForSource(MDep),
2080                      MSSA->getMemoryAccess(MDep), CallAccess))
2084   if (isModSet(BAA.getModRefInfo(&CB, MemoryLocation::getForSource(MDep))))
2088                     << "  " << *MDep << "\n"
2092   combineAAMetadata(&CB, MDep);
2093   CB.setArgOperand(ArgNo, MDep->getSource());