Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/lib/AsmParser/LLLexer.h

@@ -1,96 +0,0 @@
-//===- LLLexer.h - Lexer for LLVM Assembly Files ----------------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This class represents the Lexer for .ll files.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_ASMPARSER_LLLEXER_H
-#define LLVM_LIB_ASMPARSER_LLLEXER_H
-
-#include "LLToken.h"
-#include "llvm/ADT/APFloat.h"
-#include "llvm/ADT/APSInt.h"
-#include "llvm/Support/SourceMgr.h"
-#include <string>
-
-namespace llvm {
-  class MemoryBuffer;
-  class Type;
-  class SMDiagnostic;
-  class LLVMContext;
-
-  class LLLexer {
-    const char *CurPtr;
-    StringRef CurBuf;
-    SMDiagnostic &ErrorInfo;
-    SourceMgr &SM;
-    LLVMContext &Context;
-
-    // Information about the current token.
-    const char *TokStart;
-    lltok::Kind CurKind;
-    std::string StrVal;
-    unsigned UIntVal;
-    Type *TyVal;
-    APFloat APFloatVal;
-    APSInt  APSIntVal;
-
-  public:
-    explicit LLLexer(StringRef StartBuf, SourceMgr &SM, SMDiagnostic &,
-                     LLVMContext &C);
-
-    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; }
-    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 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 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);
-    void HexToIntPair(const char *Buffer, const char *End, uint64_t Pair[2]);
-    void FP80HexToIntPair(const char *Buff, const char *End, uint64_t Pair[2]);
-  };
-} // end namespace llvm
-
-#endif