2569     llvm::CallSite callSite(user);  in replaceUsesOfNonProtoConstant()  local
2570     if (!callSite) continue;  in replaceUsesOfNonProtoConstant()
2571     if (!callSite.isCallee(&*use)) continue;  in replaceUsesOfNonProtoConstant()
2575     if (callSite->getType() != newRetTy && !callSite->use_empty())  in replaceUsesOfNonProtoConstant()
2580     llvm::AttributeSet oldAttrs = callSite.getAttributes();  in replaceUsesOfNonProtoConstant()
2590     if (callSite.arg_size() < newNumArgs) continue;  in replaceUsesOfNonProtoConstant()
2598       if (callSite.getArgument(argNo)->getType() != ai->getType()) {  in replaceUsesOfNonProtoConstant()
2619     newArgs.append(callSite.arg_begin(), callSite.arg_begin() + argNo);  in replaceUsesOfNonProtoConstant()
2622     callSite.getOperandBundlesAsDefs(newBundles);  in replaceUsesOfNonProtoConstant()
2625     if (callSite.isCall()) {  in replaceUsesOfNonProtoConstant()
2627                                        callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2629       auto *oldInvoke = cast<llvm::InvokeInst>(callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2634                                          callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2639       newCall->takeName(callSite.getInstruction());  in replaceUsesOfNonProtoConstant()
2642     newCall.setCallingConv(callSite.getCallingConv());  in replaceUsesOfNonProtoConstant()
2645     if (!callSite->use_empty())  in replaceUsesOfNonProtoConstant()
2646       callSite->replaceAllUsesWith(newCall.getInstruction());  in replaceUsesOfNonProtoConstant()
2649     if (callSite->getDebugLoc())  in replaceUsesOfNonProtoConstant()
2650       newCall->setDebugLoc(callSite->getDebugLoc());  in replaceUsesOfNonProtoConstant()
2652     callSite->eraseFromParent();  in replaceUsesOfNonProtoConstant()