예제 #1
0
void DebugInfoFinder::processModule(const Module &M) {
  InitializeTypeMap(M);
  if (NamedMDNode *CU_Nodes = M.getNamedMetadata("llvm.dbg.cu")) {
    for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
      DICompileUnit CU = cast<MDCompileUnit>(CU_Nodes->getOperand(i));
      addCompileUnit(CU);
      for (DIGlobalVariable DIG : CU->getGlobalVariables()) {
        if (addGlobalVariable(DIG)) {
          processScope(DIG.getContext());
          processType(DIG.getType().resolve(TypeIdentifierMap));
        }
      }
      for (auto *SP : CU->getSubprograms())
        processSubprogram(SP);
      for (auto *ET : CU->getEnumTypes())
        processType(ET);
      for (auto *RT : CU->getRetainedTypes())
        processType(RT);
      for (DIImportedEntity Import : CU->getImportedEntities()) {
        DIDescriptor Entity = Import.getEntity().resolve(TypeIdentifierMap);
        if (auto *T = dyn_cast<MDType>(Entity))
          processType(T);
        else if (auto *SP = dyn_cast<MDSubprogram>(Entity))
          processSubprogram(SP);
        else if (auto *NS = dyn_cast<MDNamespace>(Entity))
          processScope(NS->getScope());
      }
    }
  }
}
예제 #2
0
void Matcher::processSubprograms(DICompileUnit &DICU)
{
  if (DICU.getRunTimeVersion() > LLVMDebugVersion10) {
    DIArray SPs = DICU.getSubprograms();
    for (unsigned i = 0, e = SPs.getNumElements(); i != e; i++) {
      DISubprogram DISP(SPs.getElement(i));
      DISPCopy Copy(DISP);
      if (Copy.name.empty() || Copy.filename.empty() || Copy.linenumber == 0)
        continue;
      Copy.lastline = ScopeInfoFinder::getLastLine(Copy.function);
      MySPs.push_back(Copy);
    }
  }
}
예제 #3
0
llvm::DenseMap<const llvm::Function *, llvm::DISubprogram>
llvm::makeSubprogramMap(const Module &M) {
  DenseMap<const Function *, DISubprogram> R;

  NamedMDNode *CU_Nodes = M.getNamedMetadata("llvm.dbg.cu");
  if (!CU_Nodes)
    return R;

  for (MDNode *N : CU_Nodes->operands()) {
    DICompileUnit CUNode = cast<MDCompileUnit>(N);
    for (DISubprogram SP : CUNode->getSubprograms()) {
      if (Function *F = SP.getFunction())
        R.insert(std::make_pair(F, SP));
    }
  }
  return R;
}