- // add asm globals
- const std::string &inlineAsm = _module->getModuleInlineAsm();
- const std::string glbl = ".globl";
- std::string asmSymbolName;
- std::string::size_type pos = inlineAsm.find(glbl, 0);
- while (pos != std::string::npos) {
- // eat .globl
- pos = pos + 6;
-
- // skip white space between .globl and symbol name
- std::string::size_type pbegin = inlineAsm.find_first_not_of(' ', pos);
- if (pbegin == std::string::npos)
- break;
-
- // find end-of-line
- std::string::size_type pend = inlineAsm.find_first_of('\n', pbegin);
- if (pend == std::string::npos)
- break;
-
- asmSymbolName.assign(inlineAsm, pbegin, pend - pbegin);
- addAsmGlobalSymbol(asmSymbolName.c_str());
-
- // search next .globl
- pos = inlineAsm.find(glbl, pend);
- }
+ virtual void ChangeSection(const MCSection *Section) {}
+ virtual void InitSections() {}
+ virtual void EmitLabel(MCSymbol *Symbol) {
+ Symbol->setSection(*getCurrentSection());
+ markDefined(*Symbol);
+ }
+ virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) {}
+ virtual void EmitThumbFunc(MCSymbol *Func) {}
+ virtual void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) {
+ // FIXME: should we handle aliases?
+ markDefined(*Symbol);
+ }
+ virtual void EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) {
+ if (Attribute == MCSA_Global)
+ markGlobal(*Symbol);
+ }
+ virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}
+ virtual void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) {}
+ virtual void BeginCOFFSymbolDef(const MCSymbol *Symbol) {}
+ virtual void EmitCOFFSymbolStorageClass(int StorageClass) {}
+ virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol,
+ unsigned Size , unsigned ByteAlignment) {
+ markDefined(*Symbol);
+ }
+ virtual void EmitCOFFSymbolType(int Type) {}
+ virtual void EndCOFFSymbolDef() {}
+ virtual void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
+ unsigned ByteAlignment) {
+ markDefined(*Symbol);
+ }
+ virtual void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) {}
+ virtual void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size) {}
+ virtual void EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
+ uint64_t Size, unsigned ByteAlignment) {}
+ virtual void EmitBytes(StringRef Data, unsigned AddrSpace) {}
+ virtual void EmitValueImpl(const MCExpr *Value, unsigned Size,
+ unsigned AddrSpace) {}
+ virtual void EmitULEB128Value(const MCExpr *Value) {}
+ virtual void EmitSLEB128Value(const MCExpr *Value) {}
+ virtual void EmitValueToAlignment(unsigned ByteAlignment, int64_t Value,
+ unsigned ValueSize,
+ unsigned MaxBytesToEmit) {}
+ virtual void EmitCodeAlignment(unsigned ByteAlignment,
+ unsigned MaxBytesToEmit) {}
+ virtual void EmitValueToOffset(const MCExpr *Offset,
+ unsigned char Value ) {}
+ virtual void EmitFileDirective(StringRef Filename) {}
+ virtual void EmitDwarfAdvanceLineAddr(int64_t LineDelta,
+ const MCSymbol *LastLabel,
+ const MCSymbol *Label,
+ unsigned PointerSize) {}
+
+ virtual void EmitInstruction(const MCInst &Inst) {
+ // Scan for values.
+ for (unsigned i = Inst.getNumOperands(); i--; )
+ if (Inst.getOperand(i).isExpr())
+ AddValueSymbols(Inst.getOperand(i).getExpr());
+ }
+ virtual void Finish() {}
+ };
+}