+ DebugLoc DL;
+ for (BasicBlock::iterator
+ I = BB->begin(), E = BB->end(); I != E; ++I) {
+ if (CallInst *CI = dyn_cast<CallInst>(I)) {
+ if (Function *F = CI->getCalledFunction()) {
+ switch (F->getIntrinsicID()) {
+ default: break;
+ case Intrinsic::dbg_stoppoint: {
+ DwarfWriter *DW = DAG.getDwarfWriter();
+ DbgStopPointInst *SPI = cast<DbgStopPointInst>(I);
+
+ if (DW && DW->ValidDebugInfo(SPI->getContext())) {
+ DICompileUnit CU(cast<GlobalVariable>(SPI->getContext()));
+ std::string Dir, FN;
+ unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),
+ CU.getFilename(FN));
+ unsigned idx = MF->getOrCreateDebugLocID(SrcFile,
+ SPI->getLine(),
+ SPI->getColumn());
+ DL = DebugLoc::get(idx);
+ }
+
+ break;
+ }
+ case Intrinsic::dbg_func_start: {
+ DwarfWriter *DW = DAG.getDwarfWriter();
+ if (DW) {
+ DbgFuncStartInst *FSI = cast<DbgFuncStartInst>(I);
+ Value *SP = FSI->getSubprogram();
+
+ if (DW->ValidDebugInfo(SP)) {
+ DISubprogram Subprogram(cast<GlobalVariable>(SP));
+ DICompileUnit CU(Subprogram.getCompileUnit());
+ std::string Dir, FN;
+ unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),
+ CU.getFilename(FN));
+ unsigned Line = Subprogram.getLineNumber();
+ DL = DebugLoc::get(MF->getOrCreateDebugLocID(SrcFile, Line, 0));
+ }
+ }
+
+ break;
+ }
+ }
+ }
+ }
+
+ PN = dyn_cast<PHINode>(I);
+ if (!PN || PN->use_empty()) continue;
+