#ifndef LLVM_MC_MCASMPARSER_H
#define LLVM_MC_MCASMPARSER_H
#include "llvm/Support/DataTypes.h"
#include "llvm/ADT/ArrayRef.h"
namespace llvm {
class AsmToken;
class MCAsmInfo;
class MCAsmLexer;
class MCAsmParserExtension;
class MCContext;
class MCExpr;
class MCInstPrinter;
class MCInstrInfo;
class MCParsedAsmOperand;
class MCStreamer;
class MCTargetAsmParser;
class SMLoc;
class SMRange;
class SourceMgr;
class StringRef;
class Twine;
class MCAsmParserSemaCallback {
public:
virtual ~MCAsmParserSemaCallback();
virtual void *LookupInlineAsmIdentifier(StringRef Name, void *Loc,
unsigned &Size) = 0;
virtual bool LookupInlineAsmField(StringRef Base, StringRef Member,
unsigned &Offset) = 0;
};
class MCAsmParser {
public:
typedef bool (*DirectiveHandler)(MCAsmParserExtension*, StringRef, SMLoc);
private:
MCAsmParser(const MCAsmParser &) LLVM_DELETED_FUNCTION;
void operator=(const MCAsmParser &) LLVM_DELETED_FUNCTION;
MCTargetAsmParser *TargetParser;
unsigned ShowParsedOperands : 1;
protected: MCAsmParser();
public:
virtual ~MCAsmParser();
virtual void AddDirectiveHandler(MCAsmParserExtension *Object,
StringRef Directive,
DirectiveHandler Handler) = 0;
virtual SourceMgr &getSourceManager() = 0;
virtual MCAsmLexer &getLexer() = 0;
virtual MCContext &getContext() = 0;
virtual MCStreamer &getStreamer() = 0;
MCTargetAsmParser &getTargetParser() const { return *TargetParser; }
void setTargetParser(MCTargetAsmParser &P);
virtual unsigned getAssemblerDialect() { return 0;}
virtual void setAssemblerDialect(unsigned i) { }
bool getShowParsedOperands() const { return ShowParsedOperands; }
void setShowParsedOperands(bool Value) { ShowParsedOperands = Value; }
virtual bool Run(bool NoInitialTextSection, bool NoFinalize = false) = 0;
virtual void setParsingInlineAsm(bool V) = 0;
virtual bool isParsingInlineAsm() = 0;
virtual bool ParseMSInlineAsm(void *AsmLoc, std::string &AsmString,
unsigned &NumOutputs, unsigned &NumInputs,
SmallVectorImpl<std::pair<void *, bool> > &OpDecls,
SmallVectorImpl<std::string> &Constraints,
SmallVectorImpl<std::string> &Clobbers,
const MCInstrInfo *MII,
const MCInstPrinter *IP,
MCAsmParserSemaCallback &SI) = 0;
virtual bool Warning(SMLoc L, const Twine &Msg,
ArrayRef<SMRange> Ranges = ArrayRef<SMRange>()) = 0;
virtual bool Error(SMLoc L, const Twine &Msg,
ArrayRef<SMRange> Ranges = ArrayRef<SMRange>()) = 0;
virtual const AsmToken &Lex() = 0;
const AsmToken &getTok();
bool TokError(const Twine &Msg,
ArrayRef<SMRange> Ranges = ArrayRef<SMRange>());
virtual bool ParseIdentifier(StringRef &Res) = 0;
virtual StringRef ParseStringToEndOfStatement() = 0;
virtual void EatToEndOfStatement() = 0;
virtual bool ParseExpression(const MCExpr *&Res, SMLoc &EndLoc) = 0;
bool ParseExpression(const MCExpr *&Res);
virtual bool ParseParenExpression(const MCExpr *&Res, SMLoc &EndLoc) = 0;
virtual bool ParseAbsoluteExpression(int64_t &Res) = 0;
};
MCAsmParser *createMCAsmParser(SourceMgr &, MCContext &,
MCStreamer &, const MCAsmInfo &);
}
#endif