mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-30 02:32:08 +00:00
a21a8607e4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62354 91177308-0d34-0410-b5e6-96231b3b80d8
102 lines
3.7 KiB
C++
102 lines
3.7 KiB
C++
//===-- llvm/Assembly/Parser.h - Parser for VM assembly files ---*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// These classes are implemented by the lib/AsmParser library.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_ASSEMBLY_PARSER_H
|
|
#define LLVM_ASSEMBLY_PARSER_H
|
|
|
|
#include <string>
|
|
|
|
namespace llvm {
|
|
|
|
class Module;
|
|
class ParseError;
|
|
class raw_ostream;
|
|
|
|
/// This function is the main interface to the LLVM Assembly Parser. It parses
|
|
/// an ASCII file that (presumably) contains LLVM Assembly code. It returns a
|
|
/// Module (intermediate representation) with the corresponding features. Note
|
|
/// that this does not verify that the generated Module is valid, so you should
|
|
/// run the verifier after parsing the file to check that it is okay.
|
|
/// @brief Parse LLVM Assembly from a file
|
|
Module *ParseAssemblyFile(
|
|
const std::string &Filename, ///< The name of the file to parse
|
|
ParseError &Error ///< If not null, an object to return errors in.
|
|
);
|
|
|
|
/// The function is a secondary interface to the LLVM Assembly Parser. It parses
|
|
/// an ASCII string that (presumably) contains LLVM Assembly code. It returns a
|
|
/// Module (intermediate representation) with the corresponding features. Note
|
|
/// that this does not verify that the generated Module is valid, so you should
|
|
/// run the verifier after parsing the file to check that it is okay.
|
|
/// @brief Parse LLVM Assembly from a string
|
|
Module *ParseAssemblyString(
|
|
const char *AsmString, ///< The string containing assembly
|
|
Module *M, ///< A module to add the assembly too.
|
|
ParseError &Error ///< If not null, an object to return errors in.
|
|
);
|
|
|
|
//===------------------------------------------------------------------------===
|
|
// Helper Classes
|
|
//===------------------------------------------------------------------------===
|
|
|
|
/// An instance of this class can be passed to ParseAssemblyFile or
|
|
/// ParseAssemblyString functions in order to capture error information from
|
|
/// the parser. It provides a standard way to print out the error message
|
|
/// including the file name and line number where the error occurred.
|
|
/// @brief An LLVM Assembly Parsing Error Object
|
|
class ParseError {
|
|
public:
|
|
ParseError() : Filename("unknown"), Message("none"), LineNo(0), ColumnNo(0) {}
|
|
ParseError(const ParseError &E);
|
|
|
|
void setFilename(const std::string &F) { Filename = F; }
|
|
|
|
inline const std::string &getRawMessage() const { // Just the raw message.
|
|
return Message;
|
|
}
|
|
|
|
inline const std::string &getFilename() const {
|
|
return Filename;
|
|
}
|
|
|
|
void setError(const std::string &message, int lineNo = -1, int ColNo = -1,
|
|
const std::string &FileContents = "") {
|
|
Message = message;
|
|
LineNo = lineNo; ColumnNo = ColNo;
|
|
LineContents = FileContents;
|
|
}
|
|
|
|
// getErrorLocation - Return the line and column number of the error in the
|
|
// input source file. The source filename can be derived from the
|
|
// ParserOptions in effect. If positional information is not applicable,
|
|
// these will return a value of -1.
|
|
//
|
|
inline void getErrorLocation(int &Line, int &Column) const {
|
|
Line = LineNo; Column = ColumnNo;
|
|
}
|
|
|
|
void PrintError(const char *ProgName, raw_ostream &S);
|
|
|
|
private :
|
|
std::string Filename;
|
|
std::string Message;
|
|
int LineNo, ColumnNo; // -1 if not relevant
|
|
std::string LineContents;
|
|
|
|
void operator=(const ParseError &E); // DO NOT IMPLEMENT
|
|
};
|
|
|
|
} // End llvm namespace
|
|
|
|
#endif
|