unsigned ShowInst : 1;
unsigned UseDwarfDirectory : 1;
- enum EHSymbolFlags { EHGlobal = 1,
- EHWeakDefinition = 1 << 1,
- EHPrivateExtern = 1 << 2 };
- DenseMap<const MCSymbol*, unsigned> FlagMap;
-
void EmitRegisterName(int64_t Register);
void EmitCFIStartProcImpl(MCDwarfFrameInfo &Frame) override;
void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) override;
void EmitLOHDirective(MCLOHType Kind, const MCLOHArgs &Args) override;
void EmitLabel(MCSymbol *Symbol) override;
- void EmitDebugLabel(MCSymbol *Symbol) override;
- void EmitEHSymAttributes(const MCSymbol *Symbol, MCSymbol *EHSymbol) override;
void EmitAssemblerFlag(MCAssemblerFlag Flag) override;
void EmitLinkerOptions(ArrayRef<std::string> Options) override;
void EmitDataRegion(MCDataRegionType Kind) override;
void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) override;
void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) override;
- void EmitDwarfAdvanceLineAddr(int64_t LineDelta, const MCSymbol *LastLabel,
- const MCSymbol *Label,
- unsigned PointerSize) override;
- void EmitDwarfAdvanceFrameAddr(const MCSymbol *LastLabel,
- const MCSymbol *Label) override;
-
bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) override;
void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) override;
void EmitCFIRegister(int64_t Register1, int64_t Register2) override;
void EmitCFIWindowSave() override;
- void EmitWin64EHStartProc(const MCSymbol *Symbol) override;
- void EmitWin64EHEndProc() override;
- void EmitWin64EHStartChained() override;
- void EmitWin64EHEndChained() override;
- void EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
- bool Except) override;
- void EmitWin64EHHandlerData() override;
- void EmitWin64EHPushReg(unsigned Register) override;
- void EmitWin64EHSetFrame(unsigned Register, unsigned Offset) override;
- void EmitWin64EHAllocStack(unsigned Size) override;
- void EmitWin64EHSaveReg(unsigned Register, unsigned Offset) override;
- void EmitWin64EHSaveXMM(unsigned Register, unsigned Offset) override;
- void EmitWin64EHPushFrame(bool Code) override;
- void EmitWin64EHEndProlog() override;
+ void EmitWinCFIStartProc(const MCSymbol *Symbol) override;
+ void EmitWinCFIEndProc() override;
+ void EmitWinCFIStartChained() override;
+ void EmitWinCFIEndChained() override;
+ void EmitWinCFIPushReg(unsigned Register) override;
+ void EmitWinCFISetFrame(unsigned Register, unsigned Offset) override;
+ void EmitWinCFIAllocStack(unsigned Size) override;
+ void EmitWinCFISaveReg(unsigned Register, unsigned Offset) override;
+ void EmitWinCFISaveXMM(unsigned Register, unsigned Offset) override;
+ void EmitWinCFIPushFrame(bool Code) override;
+ void EmitWinCFIEndProlog() override;
+
+ void EmitWinEHHandler(const MCSymbol *Sym, bool Unwind, bool Except) override;
+ void EmitWinEHHandlerData() override;
void EmitInstruction(const MCInst &Inst, const MCSubtargetInfo &STI) override;
Section->PrintSwitchToSection(*MAI, OS, Subsection);
}
-void MCAsmStreamer::EmitEHSymAttributes(const MCSymbol *Symbol,
- MCSymbol *EHSymbol) {
-}
-
void MCAsmStreamer::EmitLabel(MCSymbol *Symbol) {
assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
MCStreamer::EmitLabel(Symbol);
EmitEOL();
}
-void MCAsmStreamer::EmitDebugLabel(MCSymbol *Symbol) {
- assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
- MCStreamer::EmitDebugLabel(Symbol);
-
- OS << *Symbol << MAI->getDebugLabelSuffix();
- EmitEOL();
-}
-
void MCAsmStreamer::EmitAssemblerFlag(MCAssemblerFlag Flag) {
switch (Flag) {
case MCAF_SyntaxUnified: OS << "\t.syntax unified"; break;
EmitEOL();
}
-void MCAsmStreamer::EmitDwarfAdvanceLineAddr(int64_t LineDelta,
- const MCSymbol *LastLabel,
- const MCSymbol *Label,
- unsigned PointerSize) {
- EmitDwarfSetLineAddr(LineDelta, Label, PointerSize);
-}
-
-void MCAsmStreamer::EmitDwarfAdvanceFrameAddr(const MCSymbol *LastLabel,
- const MCSymbol *Label) {
- EmitIntValue(dwarf::DW_CFA_advance_loc4, 1);
- const MCExpr *AddrDelta = BuildSymbolDiff(getContext(), Label, LastLabel);
- AddrDelta = ForceExpAbs(AddrDelta);
- EmitValue(AddrDelta, 4);
-}
-
-
bool MCAsmStreamer::EmitSymbolAttribute(MCSymbol *Symbol,
MCSymbolAttr Attribute) {
switch (Attribute) {
return true;
case MCSA_Global: // .globl/.global
OS << MAI->getGlobalDirective();
- FlagMap[Symbol] |= EHGlobal;
break;
case MCSA_Hidden: OS << "\t.hidden\t"; break;
case MCSA_IndirectSymbol: OS << "\t.indirect_symbol\t"; break;
case MCSA_SymbolResolver: OS << "\t.symbol_resolver\t"; break;
case MCSA_PrivateExtern:
OS << "\t.private_extern\t";
- FlagMap[Symbol] |= EHPrivateExtern;
break;
case MCSA_Protected: OS << "\t.protected\t"; break;
case MCSA_Reference: OS << "\t.reference\t"; break;
case MCSA_Weak: OS << "\t.weak\t"; break;
case MCSA_WeakDefinition:
OS << "\t.weak_definition\t";
- FlagMap[Symbol] |= EHWeakDefinition;
break;
// .weak_reference
case MCSA_WeakReference: OS << MAI->getWeakRefDirective(); break;
EmitULEB128IntValue(IntValue);
return;
}
- assert(MAI->hasLEB128() && "Cannot print a .uleb");
OS << ".uleb128 " << *Value;
EmitEOL();
}
EmitSLEB128IntValue(IntValue);
return;
}
- assert(MAI->hasLEB128() && "Cannot print a .sleb");
OS << ".sleb128 " << *Value;
EmitEOL();
}
}
void MCAsmStreamer::EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) {
- // Put a dummy non-null value in Frame.End to mark that this frame has been
- // closed.
- Frame.End = (MCSymbol *) 1;
-
+ MCStreamer::EmitCFIEndProcImpl(Frame);
OS << "\t.cfi_endproc";
EmitEOL();
}
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHStartProc(const MCSymbol *Symbol) {
- MCStreamer::EmitWin64EHStartProc(Symbol);
+void MCAsmStreamer::EmitWinCFIStartProc(const MCSymbol *Symbol) {
+ MCStreamer::EmitWinCFIStartProc(Symbol);
OS << ".seh_proc " << *Symbol;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndProc() {
- MCStreamer::EmitWin64EHEndProc();
+void MCAsmStreamer::EmitWinCFIEndProc() {
+ MCStreamer::EmitWinCFIEndProc();
OS << "\t.seh_endproc";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHStartChained() {
- MCStreamer::EmitWin64EHStartChained();
+void MCAsmStreamer::EmitWinCFIStartChained() {
+ MCStreamer::EmitWinCFIStartChained();
OS << "\t.seh_startchained";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndChained() {
- MCStreamer::EmitWin64EHEndChained();
+void MCAsmStreamer::EmitWinCFIEndChained() {
+ MCStreamer::EmitWinCFIEndChained();
OS << "\t.seh_endchained";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
- bool Except) {
- MCStreamer::EmitWin64EHHandler(Sym, Unwind, Except);
+void MCAsmStreamer::EmitWinEHHandler(const MCSymbol *Sym, bool Unwind,
+ bool Except) {
+ MCStreamer::EmitWinEHHandler(Sym, Unwind, Except);
OS << "\t.seh_handler " << *Sym;
if (Unwind)
EmitEOL();
}
-static const MCSection *getWin64EHTableSection(StringRef suffix,
- MCContext &context) {
- // FIXME: This doesn't belong in MCObjectFileInfo. However,
- /// this duplicate code in MCWin64EH.cpp.
- if (suffix == "")
- return context.getObjectFileInfo()->getXDataSection();
- return context.getCOFFSection((".xdata"+suffix).str(),
- COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
- COFF::IMAGE_SCN_MEM_READ |
- COFF::IMAGE_SCN_MEM_WRITE,
- SectionKind::getDataRel());
-}
-
-void MCAsmStreamer::EmitWin64EHHandlerData() {
- MCStreamer::EmitWin64EHHandlerData();
+void MCAsmStreamer::EmitWinEHHandlerData() {
+ MCStreamer::EmitWinEHHandlerData();
// Switch sections. Don't call SwitchSection directly, because that will
// cause the section switch to be visible in the emitted assembly.
// We only do this so the section switch that terminates the handler
// data block is visible.
- MCWin64EHUnwindInfo *CurFrame = getCurrentW64UnwindInfo();
- StringRef suffix=MCWin64EHUnwindEmitter::GetSectionSuffix(CurFrame->Function);
- const MCSection *xdataSect = getWin64EHTableSection(suffix, getContext());
- if (xdataSect)
- SwitchSectionNoChange(xdataSect);
+ WinEH::FrameInfo *CurFrame = getCurrentWinFrameInfo();
+ if (const MCSection *XData = WinEH::UnwindEmitter::getXDataSection(
+ CurFrame->Function, getContext()))
+ SwitchSectionNoChange(XData);
OS << "\t.seh_handlerdata";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHPushReg(unsigned Register) {
- MCStreamer::EmitWin64EHPushReg(Register);
+void MCAsmStreamer::EmitWinCFIPushReg(unsigned Register) {
+ MCStreamer::EmitWinCFIPushReg(Register);
- OS << "\t.seh_pushreg ";
- EmitRegisterName(Register);
+ OS << "\t.seh_pushreg " << Register;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSetFrame(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSetFrame(Register, Offset);
+void MCAsmStreamer::EmitWinCFISetFrame(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISetFrame(Register, Offset);
- OS << "\t.seh_setframe ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_setframe " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHAllocStack(unsigned Size) {
- MCStreamer::EmitWin64EHAllocStack(Size);
+void MCAsmStreamer::EmitWinCFIAllocStack(unsigned Size) {
+ MCStreamer::EmitWinCFIAllocStack(Size);
OS << "\t.seh_stackalloc " << Size;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSaveReg(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSaveReg(Register, Offset);
+void MCAsmStreamer::EmitWinCFISaveReg(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISaveReg(Register, Offset);
- OS << "\t.seh_savereg ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_savereg " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSaveXMM(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSaveXMM(Register, Offset);
+void MCAsmStreamer::EmitWinCFISaveXMM(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISaveXMM(Register, Offset);
- OS << "\t.seh_savexmm ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_savexmm " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHPushFrame(bool Code) {
- MCStreamer::EmitWin64EHPushFrame(Code);
+void MCAsmStreamer::EmitWinCFIPushFrame(bool Code) {
+ MCStreamer::EmitWinCFIPushFrame(Code);
OS << "\t.seh_pushframe";
if (Code)
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndProlog(void) {
- MCStreamer::EmitWin64EHEndProlog();
+void MCAsmStreamer::EmitWinCFIEndProlog(void) {
+ MCStreamer::EmitWinCFIEndProlog();
OS << "\t.seh_endprologue";
EmitEOL();