//
//===----------------------------------------------------------------------===//
-#ifndef LIB_ASMPARSER_LLLEXER_H
-#define LIB_ASMPARSER_LLLEXER_H
+#ifndef LLVM_LIB_ASMPARSER_LLLEXER_H
+#define LLVM_LIB_ASMPARSER_LLLEXER_H
#include "LLToken.h"
-#include "llvm/ADT/APSInt.h"
#include "llvm/ADT/APFloat.h"
+#include "llvm/ADT/APSInt.h"
#include "llvm/Support/SourceMgr.h"
#include <string>
class LLLexer {
const char *CurPtr;
- MemoryBuffer *CurBuf;
+ StringRef CurBuf;
SMDiagnostic &ErrorInfo;
SourceMgr &SM;
LLVMContext &Context;
lltok::Kind CurKind;
std::string StrVal;
unsigned UIntVal;
- const Type *TyVal;
+ Type *TyVal;
APFloat APFloatVal;
APSInt APSIntVal;
- std::string TheError;
public:
- explicit LLLexer(MemoryBuffer *StartBuf, SourceMgr &SM, SMDiagnostic &,
+ explicit LLLexer(StringRef StartBuf, SourceMgr &SM, SMDiagnostic &,
LLVMContext &C);
- ~LLLexer() {}
lltok::Kind Lex() {
return CurKind = LexToken();
typedef SMLoc LocTy;
LocTy getLoc() const { return SMLoc::getFromPointer(TokStart); }
lltok::Kind getKind() const { return CurKind; }
- const std::string getStrVal() const { return StrVal; }
- const Type *getTyVal() const { return TyVal; }
+ const std::string &getStrVal() const { return StrVal; }
+ Type *getTyVal() const { return TyVal; }
unsigned getUIntVal() const { return UIntVal; }
const APSInt &getAPSIntVal() const { return APSIntVal; }
const APFloat &getAPFloatVal() const { return APFloatVal; }
- bool Error(LocTy L, const std::string &Msg) const;
- bool Error(const std::string &Msg) const { return Error(getLoc(), Msg); }
- std::string getFilename() const;
+ bool Error(LocTy L, const Twine &Msg) const;
+ bool Error(const Twine &Msg) const { return Error(getLoc(), Msg); }
+
+ void Warning(LocTy WarningLoc, const Twine &Msg) const;
+ void Warning(const Twine &Msg) const { return Warning(getLoc(), Msg); }
private:
lltok::Kind LexToken();
int getNextChar();
void SkipLineComment();
+ lltok::Kind ReadString(lltok::Kind kind);
+ bool ReadVarName();
+
lltok::Kind LexIdentifier();
lltok::Kind LexDigitOrNegative();
lltok::Kind LexPositive();
lltok::Kind LexAt();
- lltok::Kind LexMetadata();
+ lltok::Kind LexDollar();
+ lltok::Kind LexExclaim();
lltok::Kind LexPercent();
+ lltok::Kind LexVar(lltok::Kind Var, lltok::Kind VarID);
lltok::Kind LexQuote();
lltok::Kind Lex0x();
+ lltok::Kind LexHash();
uint64_t atoull(const char *Buffer, const char *End);
uint64_t HexIntToVal(const char *Buffer, const char *End);