1 //===-- CodeGen/AsmPrinter/ARMException.cpp - ARM EHABI Exception Impl ----===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
27   MCTargetStreamer &TS = *Asm->OutStreamer->getTargetStreamer();  in getTargetStreamer()
32   if (Asm->MAI->getExceptionHandlingType() == ExceptionHandling::ARM)  in beginFunction()
35   AsmPrinter::CFISection CFISecType = Asm->getFunctionCFISectionType(*MF);  in beginFunction()
37          "non-EH CFI not yet supported in prologue with EHABI lowering");  in beginFunction()
41       if (Asm->getModuleCFISectionType() == AsmPrinter::CFISection::Debug)  in beginFunction()
42         Asm->OutStreamer->emitCFISections(false, true);  in beginFunction()
47     Asm->OutStreamer->emitCFIStartProc(false);  in beginFunction()
53     Asm->OutStreamer->emitCFIEndProc();  in markFunctionEnd()
56 /// endFunction - Gather and emit post-function exception information.
59   ARMTargetStreamer &ATS = getTargetStreamer();  in endFunction()  local
60   const Function &F = MF->getFunction();  in endFunction()
63     Per = dyn_cast<Function>(F.getPersonalityFn()->stripPointerCasts());  in endFunction()
68     !MF->getLandingPads().empty();  in endFunction()
69   if (!Asm->MF->getFunction().needsUnwindTableEntry() &&  in endFunction()
71     ATS.emitCantUnwind();  in endFunction()
75       MCSymbol *PerSym = Asm->getSymbol(Per);  in endFunction()
76       ATS.emitPersonality(PerSym);  in endFunction()
80     ATS.emitHandlerData();  in endFunction()
86   if (Asm->MAI->getExceptionHandlingType() == ExceptionHandling::ARM)  in endFunction()
87     ATS.emitFnEnd();  in endFunction()
92   const MachineFunction *MF = Asm->MF;  in emitTypeInfos()
93   const std::vector<const GlobalValue *> &TypeInfos = MF->getTypeInfos();  in emitTypeInfos()
94   const std::vector<unsigned> &FilterIds = MF->getFilterIds();  in emitTypeInfos()
96   bool VerboseAsm = Asm->OutStreamer->isVerboseAsm();  in emitTypeInfos()
101     Asm->OutStreamer->AddComment(">> Catch TypeInfos <<");  in emitTypeInfos()
102     Asm->OutStreamer->addBlankLine();  in emitTypeInfos()
108       Asm->OutStreamer->AddComment("TypeInfo " + Twine(Entry--));  in emitTypeInfos()
109     Asm->emitTTypeReference(GV, TTypeEncoding);  in emitTypeInfos()
112   Asm->OutStreamer->emitLabel(TTBaseLabel);  in emitTypeInfos()
116     Asm->OutStreamer->AddComment(">> Filter TypeInfos <<");  in emitTypeInfos()
117     Asm->OutStreamer->addBlankLine();  in emitTypeInfos()
124       --Entry;  in emitTypeInfos()
126         Asm->OutStreamer->AddComment("FilterInfo " + Twine(Entry));  in emitTypeInfos()
129     Asm->emitTTypeReference((TypeID == 0 ? nullptr : TypeInfos[TypeID - 1]),  in emitTypeInfos()