337   GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(I);  in isSafeSROAElementUse()  local
338   if (!GEPI) return false;  in isSafeSROAElementUse()
340   if (GEPI->getNumOperands() < 3 || !isa<Constant>(GEPI->getOperand(1)) ||  in isSafeSROAElementUse()
341       !cast<Constant>(GEPI->getOperand(1))->isNullValue())  in isSafeSROAElementUse()
344   for (User *U : GEPI->users())  in isSafeSROAElementUse()
369   gep_type_iterator GEPI = gep_type_begin(U), E = gep_type_end(U);  in IsUserOfGlobalSafeForSRA()  local
370   ++GEPI;  // Skip over the pointer index.  in IsUserOfGlobalSafeForSRA()
373   if (ArrayType *AT = dyn_cast<ArrayType>(*GEPI)) {  in IsUserOfGlobalSafeForSRA()
390     for (++GEPI; // Skip array index.  in IsUserOfGlobalSafeForSRA()
391          GEPI != E;  in IsUserOfGlobalSafeForSRA()
392          ++GEPI) {  in IsUserOfGlobalSafeForSRA()
394       if (ArrayType *SubArrayTy = dyn_cast<ArrayType>(*GEPI))  in IsUserOfGlobalSafeForSRA()
396       else if (VectorType *SubVectorTy = dyn_cast<VectorType>(*GEPI))  in IsUserOfGlobalSafeForSRA()
399         assert((*GEPI)->isStructTy() &&  in IsUserOfGlobalSafeForSRA()
404       ConstantInt *IdxVal = dyn_cast<ConstantInt>(GEPI.getOperand());  in IsUserOfGlobalSafeForSRA()
544         GetElementPtrInst *GEPI = cast<GetElementPtrInst>(GEP);  in SRAGlobal()  local
547         for (unsigned i = 3, e = GEPI->getNumOperands(); i != e; ++i)  in SRAGlobal()
548           Idxs.push_back(GEPI->getOperand(i));  in SRAGlobal()
550             NewTy, NewPtr, Idxs, GEPI->getName() + "." + Twine(Val), GEPI);  in SRAGlobal()
555     if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(GEP))  in SRAGlobal()  local
556       GEPI->eraseFromParent();  in SRAGlobal()
603     } else if (const GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(U)) {  in AllUsesOfValueWillTrapIfNull()  local
604       if (!AllUsesOfValueWillTrapIfNull(GEPI, PHIs)) return false;  in AllUsesOfValueWillTrapIfNull()
679     } else if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(I)) {  in OptimizeAwayTrappingUsesOfValue()  local
682       Idxs.reserve(GEPI->getNumOperands()-1);  in OptimizeAwayTrappingUsesOfValue()
683       for (User::op_iterator i = GEPI->op_begin() + 1, e = GEPI->op_end();  in OptimizeAwayTrappingUsesOfValue()
689       if (Idxs.size() == GEPI->getNumOperands()-1)  in OptimizeAwayTrappingUsesOfValue()
691             GEPI, ConstantExpr::getGetElementPtr(nullptr, NewV, Idxs));  in OptimizeAwayTrappingUsesOfValue()
692       if (GEPI->use_empty()) {  in OptimizeAwayTrappingUsesOfValue()
694         GEPI->eraseFromParent();  in OptimizeAwayTrappingUsesOfValue()
985     } else if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(U)) {  in ReplaceUsesOfMallocWithGlobal()  local
988       if (GEPI->hasAllZeroIndices() && GEPI->hasOneUse())  in ReplaceUsesOfMallocWithGlobal()
989         if (StoreInst *SI = dyn_cast<StoreInst>(GEPI->user_back()))  in ReplaceUsesOfMallocWithGlobal()
993             ReplaceUsesOfMallocWithGlobal(GEPI, GV);  in ReplaceUsesOfMallocWithGlobal()
994             GEPI->eraseFromParent();  in ReplaceUsesOfMallocWithGlobal()
1024     if (const GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(UI)) {  in LoadUsesSimpleEnoughForHeapSRA()  local
1026       if (GEPI->getNumOperands() < 3)  in LoadUsesSimpleEnoughForHeapSRA()
1170   if (GetElementPtrInst *GEPI = dyn_cast<GetElementPtrInst>(LoadUser)) {  in RewriteHeapSROALoadUser()  local
1171     assert(GEPI->getNumOperands() >= 3 && isa<ConstantInt>(GEPI->getOperand(2))  in RewriteHeapSROALoadUser()
1175     unsigned FieldNo = cast<ConstantInt>(GEPI->getOperand(2))->getZExtValue();  in RewriteHeapSROALoadUser()
1176     Value *NewPtr = GetHeapSROAValue(GEPI->getOperand(0), FieldNo,  in RewriteHeapSROALoadUser()
1181     GEPIdx.push_back(GEPI->getOperand(1));  in RewriteHeapSROALoadUser()
1182     GEPIdx.append(GEPI->op_begin()+3, GEPI->op_end());  in RewriteHeapSROALoadUser()
1184     Value *NGEPI = GetElementPtrInst::Create(GEPI->getResultElementType(), NewPtr, GEPIdx,  in RewriteHeapSROALoadUser()
1185                                              GEPI->getName(), GEPI);  in RewriteHeapSROALoadUser()
1186     GEPI->replaceAllUsesWith(NGEPI);  in RewriteHeapSROALoadUser()
1187     GEPI->eraseFromParent();  in RewriteHeapSROALoadUser()