inline static std::string getISRAddr(void) {
return "0x4";
}
+
+ // Returns the name of clone of a function.
+ static std::string getCloneFnName(const std::string &Func) {
+ return (Func + ".IL");
+ }
+
+ // Returns the name of clone of a variable.
+ static std::string getCloneVarName(const std::string &Fn,
+ const std::string &Var) {
+ std::string cloneVarName = Var;
+ // These vars are named like fun.auto.var.
+ // Just replace the function name, with clone function name.
+ std::string cloneFnName = getCloneFnName(Fn);
+ cloneVarName.replace(cloneVarName.find(Fn), Fn.length(), cloneFnName);
+ return cloneVarName;
+ }
}; // class PAN.
} // end namespace llvm;
// Cloning the code of function itself.
//
void PIC16Cloner::CloneAutos(Function *F) {
- // Not implemented yet.
+ // We'll need to update module's globals list as well. So keep a reference
+ // handy.
+ Module *M = F->getParent();
+ Module::GlobalListType &Globals = M->getGlobalList();
+
+ // Clear the leftovers in ValueMap by any previous cloning.
+ ValueMap.clear();
+
+ // Find the auto globls for this function and clone them, and put them
+ // in ValueMap.
+ std::string FnName = F->getName().str();
+ std::string VarName, ClonedVarName;
+ for (Module::global_iterator I = M->global_begin(), E = M->global_end();
+ I != E; ++I) {
+ VarName = I->getName().str();
+ if (PAN::isLocalToFunc(FnName, VarName)) {
+ // Auto variable for current function found. Clone it.
+ GlobalVariable *GV = I;
+
+ const Type *InitTy = GV->getInitializer()->getType();
+ GlobalVariable *ClonedGV =
+ new GlobalVariable(InitTy, false, GV->getLinkage(),
+ GV->getInitializer());
+ ClonedGV->setName(PAN::getCloneVarName(FnName, VarName));
+ // Add these new globals to module's globals list.
+ Globals.push_back(ClonedGV);
+
+ // Update ValueMap.
+ ValueMap[GV] = ClonedGV;
+ }
+ }
}