//===----------------------------------------------------------------------===//
#include "DwarfException.h"
-#include "llvm/Module.h"
+#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/Twine.h"
#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/Module.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCSymbol.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Dwarf.h"
+#include "llvm/Support/FormattedStream.h"
#include "llvm/Target/Mangler.h"
-#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetFrameLowering.h"
-#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Dwarf.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/ADT/SmallString.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/Twine.h"
using namespace llvm;
-cl::opt<bool>
+static cl::opt<bool>
EnableARMEHABIDescriptors("arm-enable-ehabi-descriptors", cl::Hidden,
cl::desc("Generate ARM EHABI tables with unwinding descriptors"),
cl::init(false));
Asm->OutStreamer.EmitLabel(Asm->GetTempSymbol("eh_func_end",
Asm->getFunctionNumber()));
- // Emit references to personality.
- if (const Function * Personality =
- MMI->getPersonalities()[MMI->getPersonalityIndex()]) {
- MCSymbol *PerSym = Asm->Mang->getSymbol(Personality);
- Asm->OutStreamer.EmitSymbolAttribute(PerSym, MCSA_Global);
- Asm->OutStreamer.EmitPersonality(PerSym);
- }
-
if (EnableARMEHABIDescriptors) {
// Map all labels and get rid of any dead landing pads.
MMI->TidyLandingPads();
- Asm->OutStreamer.EmitHandlerData();
+ if (!MMI->getLandingPads().empty()) {
+ // Emit references to personality.
+ if (const Function * Personality =
+ MMI->getPersonalities()[MMI->getPersonalityIndex()]) {
+ MCSymbol *PerSym = Asm->Mang->getSymbol(Personality);
+ Asm->OutStreamer.EmitSymbolAttribute(PerSym, MCSA_Global);
+ Asm->OutStreamer.EmitPersonality(PerSym);
+ }
+
+ // Emit .handlerdata directive.
+ Asm->OutStreamer.EmitHandlerData();
- // Emit actual exception table
- EmitExceptionTable();
+ // Emit actual exception table
+ EmitExceptionTable();
+ }
}
}
Asm->OutStreamer.EmitFnEnd();
}
+
+void ARMException::EmitTypeInfos(unsigned TTypeEncoding) {
+ const std::vector<const GlobalVariable *> &TypeInfos = MMI->getTypeInfos();
+ const std::vector<unsigned> &FilterIds = MMI->getFilterIds();
+
+ bool VerboseAsm = Asm->OutStreamer.isVerboseAsm();
+
+ int Entry = 0;
+ // Emit the Catch TypeInfos.
+ if (VerboseAsm && !TypeInfos.empty()) {
+ Asm->OutStreamer.AddComment(">> Catch TypeInfos <<");
+ Asm->OutStreamer.AddBlankLine();
+ Entry = TypeInfos.size();
+ }
+
+ for (std::vector<const GlobalVariable *>::const_reverse_iterator
+ I = TypeInfos.rbegin(), E = TypeInfos.rend(); I != E; ++I) {
+ const GlobalVariable *GV = *I;
+ if (VerboseAsm)
+ Asm->OutStreamer.AddComment("TypeInfo " + Twine(Entry--));
+ Asm->EmitTTypeReference(GV, TTypeEncoding);
+ }
+
+ // Emit the Exception Specifications.
+ if (VerboseAsm && !FilterIds.empty()) {
+ Asm->OutStreamer.AddComment(">> Filter TypeInfos <<");
+ Asm->OutStreamer.AddBlankLine();
+ Entry = 0;
+ }
+ for (std::vector<unsigned>::const_iterator
+ I = FilterIds.begin(), E = FilterIds.end(); I < E; ++I) {
+ unsigned TypeID = *I;
+ if (VerboseAsm) {
+ --Entry;
+ if (TypeID != 0)
+ Asm->OutStreamer.AddComment("FilterInfo " + Twine(Entry));
+ }
+
+ Asm->EmitTTypeReference((TypeID == 0 ? 0 : TypeInfos[TypeID - 1]),
+ TTypeEncoding);
+ }
+}