27 bool isRSAPICall(llvm::Module &module, llvm::CallInst *call_inst) {  in isRSAPICall()
41 bool isRSLargeReturnCall(llvm::Module &module, llvm::CallInst *call_inst) {  in isRSLargeReturnCall()
61 bool isRSAllocationPtrTy(const llvm::Type *type) {  in isRSAllocationPtrTy()
70 bool isRSAllocationTyCallSite(llvm::Module &module, llvm::CallInst *call_inst) {  in isRSAllocationTyCallSite()
80 llvm::FunctionType *cloneToStructRetFnTy(llvm::CallInst *call_inst) {  in cloneToStructRetFnTy()
91   llvm::Function *orig = call_inst->getCalledFunction();  in cloneToStructRetFnTy()
93   llvm::FunctionType *orig_type = orig->getFunctionType();  in cloneToStructRetFnTy()
99   std::vector<llvm::Type *> new_params{num_params + 1, nullptr};  in cloneToStructRetFnTy()
100   std::vector<llvm::Type *> params{orig_type->param_begin(),  in cloneToStructRetFnTy()
107   llvm::PointerType *return_type_ptr_type =  in cloneToStructRetFnTy()
108       llvm::PointerType::getUnqual(orig->getReturnType());  in cloneToStructRetFnTy()
121   return llvm::FunctionType::get(return_type_ptr_type, params,  in cloneToStructRetFnTy()
125 bool findRSCallSites(llvm::Module &module,  in findRSCallSites()
126                      std::set<llvm::CallInst *> &rs_callsites,  in findRSCallSites()
127                      bool (*predicate)(llvm::Module &, llvm::CallInst *)) {  in findRSCallSites()
133         llvm::CallInst *call_inst =  in findRSCallSites()
134             llvm::dyn_cast_or_null<llvm::CallInst>(&inst);  in findRSCallSites()
146 bool fixupX86StructRetCalls(llvm::Module &module) {  in fixupX86StructRetCalls()
151   std::set<llvm::CallInst *> rs_callsites;  in fixupX86StructRetCalls()
156     llvm::FunctionType *new_func_type = cloneToStructRetFnTy(call_inst);  in fixupX86StructRetCalls()
160     llvm::Function *func = call_inst->getCalledFunction();  in fixupX86StructRetCalls()
163     std::vector<llvm::Value *> new_call_args(call_inst->arg_begin(),  in fixupX86StructRetCalls()
169     const llvm::DataLayout &DL = module.getDataLayout();  in fixupX86StructRetCalls()
170     llvm::AllocaInst *return_value_alloc = new llvm::AllocaInst(  in fixupX86StructRetCalls()
175                           llvm::cast<llvm::Value>(return_value_alloc));  in fixupX86StructRetCalls()
176     llvm::PointerType *new_func_ptr_type =  in fixupX86StructRetCalls()
177         llvm::PointerType::get(new_func_type, 0);  in fixupX86StructRetCalls()
179     llvm::Constant *new_func_cast = llvm::ConstantExpr::getCast(  in fixupX86StructRetCalls()
180         llvm::Instruction::BitCast, func, new_func_ptr_type);  in fixupX86StructRetCalls()
182     llvm::AllocaInst *new_func_ptr =  in fixupX86StructRetCalls()
183         new llvm::AllocaInst(new_func_ptr_type, DL.getAllocaAddrSpace(),  in fixupX86StructRetCalls()
186     (new llvm::StoreInst(new_func_cast, new_func_ptr, call_inst))  in fixupX86StructRetCalls()
189     llvm::LoadInst *new_func_addr_load =  in fixupX86StructRetCalls()
190         new llvm::LoadInst(new_func_ptr->getType()->getPointerElementType(),  in fixupX86StructRetCalls()
193     llvm::CallInst *new_call_inst =  in fixupX86StructRetCalls()
194         llvm::CallInst::Create(new_func_type, new_func_addr_load, new_call_args,  in fixupX86StructRetCalls()
198     llvm::LoadInst *lldb_save_result_address = new llvm::LoadInst(  in fixupX86StructRetCalls()
210 bool fixupRSAllocationStructByValCalls(llvm::Module &module) {  in fixupRSAllocationStructByValCalls()
224   std::set<llvm::CallInst *> rs_callsites;  in fixupRSAllocationStructByValCalls()
228   std::set<llvm::Function *> rs_functions;  in fixupRSAllocationStructByValCalls()
237     llvm::AttributeList call_attribs = call_inst->getAttributes();  in fixupRSAllocationStructByValCalls()
243       if (call_attribs.hasAttribute(I, llvm::Attribute::ByVal)) {  in fixupRSAllocationStructByValCalls()
245         call_inst->removeAttribute(I, llvm::Attribute::ByVal);  in fixupRSAllocationStructByValCalls()
256         arg.removeAttr(llvm::Attribute::ByVal);  in fixupRSAllocationStructByValCalls()
268 bool fixupX86FunctionCalls(llvm::Module &module) {  in fixupX86FunctionCalls()
272 bool fixupX86_64FunctionCalls(llvm::Module &module) {  in fixupX86_64FunctionCalls()