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80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
//===-- llvm/Assembly/Parser.h - Parser for VM assembly files ---*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// These classes are implemented by the lib/AsmParser library.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ASSEMBLY_PARSER_H
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#define LLVM_ASSEMBLY_PARSER_H
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#include <string>
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namespace llvm {
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class Module;
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class ParseException;
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// The useful interface defined by this file... Parse an ascii file, and return
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// the internal representation in a nice slice'n'dice'able representation. Note
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// that this does not verify that the generated LLVM is valid, so you should run
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// the verifier after parsing the file to check that it's ok.
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//
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Module *ParseAssemblyFile(const std::string &Filename);// throw (ParseException)
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Module *ParseAssemblyString(const char * AsmString, Module * M);// throw (ParseException)
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//===------------------------------------------------------------------------===
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// Helper Classes
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//===------------------------------------------------------------------------===
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// ParseException - For when an exceptional event is generated by the parser.
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// This class lets you print out the exception message
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//
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class ParseException {
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public:
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ParseException(const std::string &filename, const std::string &message,
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int LineNo = -1, int ColNo = -1);
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ParseException(const ParseException &E);
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// getMessage - Return the message passed in at construction time plus extra
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// information extracted from the options used to parse with...
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//
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const std::string getMessage() const;
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inline const std::string &getRawMessage() const { // Just the raw message...
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return Message;
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}
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inline const std::string &getFilename() const {
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return Filename;
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}
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// getErrorLocation - Return the line and column number of the error in the
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// input source file. The source filename can be derived from the
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// ParserOptions in effect. If positional information is not applicable,
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// these will return a value of -1.
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//
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inline const void getErrorLocation(int &Line, int &Column) const {
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Line = LineNo; Column = ColumnNo;
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}
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private :
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std::string Filename;
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std::string Message;
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int LineNo, ColumnNo; // -1 if not relevant
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ParseException &operator=(const ParseException &E); // objects by reference
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};
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} // End llvm namespace
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#endif
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