Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 1 | //===- Parser.cpp - Main dispatch module for the Parser library -------------=== |
Misha Brukman | 019b639 | 2005-04-21 21:10:11 +0000 | [diff] [blame] | 2 | // |
John Criswell | b576c94 | 2003-10-20 19:43:21 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
Chris Lattner | 4ee451d | 2007-12-29 20:36:04 +0000 | [diff] [blame^] | 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
Misha Brukman | 019b639 | 2005-04-21 21:10:11 +0000 | [diff] [blame] | 7 | // |
John Criswell | b576c94 | 2003-10-20 19:43:21 +0000 | [diff] [blame] | 8 | //===----------------------------------------------------------------------===// |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 9 | // |
| 10 | // This library implements the functionality defined in llvm/assembly/parser.h |
| 11 | // |
| 12 | //===------------------------------------------------------------------------=== |
| 13 | |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 14 | #include "ParserInternals.h" |
Misha Brukman | 1913848 | 2003-10-23 18:00:34 +0000 | [diff] [blame] | 15 | #include "llvm/Module.h" |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 16 | #include "llvm/Support/MemoryBuffer.h" |
Chris Lattner | 65cd4b0 | 2004-07-13 08:42:12 +0000 | [diff] [blame] | 17 | using namespace llvm; |
Brian Gaeke | d0fde30 | 2003-11-11 22:41:34 +0000 | [diff] [blame] | 18 | |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 19 | |
| 20 | ParseError* TheParseError = 0; /// FIXME: Not threading friendly |
| 21 | |
| 22 | Module *llvm::ParseAssemblyFile(const std::string &Filename, ParseError* Err) { |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 23 | std::string ErrorStr; |
| 24 | MemoryBuffer *F = MemoryBuffer::getFileOrSTDIN(&Filename[0], Filename.size(), |
| 25 | &ErrorStr); |
| 26 | if (F == 0) { |
| 27 | if (Err) |
| 28 | Err->setError(Filename, "Could not open input file '" + Filename + "'"); |
| 29 | return 0; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 30 | } |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 31 | |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 32 | TheParseError = Err; |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 33 | Module *Result = RunVMAsmParser(F); |
| 34 | delete F; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 35 | return Result; |
| 36 | } |
| 37 | |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 38 | Module *llvm::ParseAssemblyString(const char *AsmString, Module *M, |
| 39 | ParseError *Err) { |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 40 | TheParseError = Err; |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 41 | MemoryBuffer *F = MemoryBuffer::getMemBuffer(AsmString, |
| 42 | AsmString+strlen(AsmString), |
| 43 | "<string>"); |
| 44 | Module *Result = RunVMAsmParser(F); |
| 45 | delete F; |
| 46 | return Result; |
Chris Lattner | 6184feb | 2005-05-20 03:25:47 +0000 | [diff] [blame] | 47 | } |
| 48 | |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 49 | |
| 50 | //===------------------------------------------------------------------------=== |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 51 | // ParseError Class |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 52 | //===------------------------------------------------------------------------=== |
| 53 | |
| 54 | |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 55 | void ParseError::setError(const std::string &filename, |
Chris Lattner | 8e3a8e0 | 2007-11-18 08:46:26 +0000 | [diff] [blame] | 56 | const std::string &message, |
| 57 | int lineNo, int colNo) { |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 58 | Filename = filename; |
| 59 | Message = message; |
| 60 | LineNo = lineNo; |
| 61 | colNo = colNo; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 62 | } |
| 63 | |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 64 | ParseError::ParseError(const ParseError &E) |
Chris Lattner | a285043 | 2001-07-22 18:36:00 +0000 | [diff] [blame] | 65 | : Filename(E.Filename), Message(E.Message) { |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 66 | LineNo = E.LineNo; |
| 67 | ColumnNo = E.ColumnNo; |
| 68 | } |
| 69 | |
Misha Brukman | 1913848 | 2003-10-23 18:00:34 +0000 | [diff] [blame] | 70 | // Includes info from options |
Reid Spencer | 61c83e0 | 2006-08-18 08:43:06 +0000 | [diff] [blame] | 71 | const std::string ParseError::getMessage() const { |
Misha Brukman | 1913848 | 2003-10-23 18:00:34 +0000 | [diff] [blame] | 72 | std::string Result; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 73 | char Buffer[10]; |
| 74 | |
Misha Brukman | 019b639 | 2005-04-21 21:10:11 +0000 | [diff] [blame] | 75 | if (Filename == "-") |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 76 | Result += "<stdin>"; |
| 77 | else |
Chris Lattner | a285043 | 2001-07-22 18:36:00 +0000 | [diff] [blame] | 78 | Result += Filename; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 79 | |
| 80 | if (LineNo != -1) { |
| 81 | sprintf(Buffer, "%d", LineNo); |
Misha Brukman | 1913848 | 2003-10-23 18:00:34 +0000 | [diff] [blame] | 82 | Result += std::string(":") + Buffer; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 83 | if (ColumnNo != -1) { |
| 84 | sprintf(Buffer, "%d", ColumnNo); |
Misha Brukman | 1913848 | 2003-10-23 18:00:34 +0000 | [diff] [blame] | 85 | Result += std::string(",") + Buffer; |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 86 | } |
| 87 | } |
Misha Brukman | 019b639 | 2005-04-21 21:10:11 +0000 | [diff] [blame] | 88 | |
Chris Lattner | 0095054 | 2001-06-06 20:29:01 +0000 | [diff] [blame] | 89 | return Result + ": " + Message; |
| 90 | } |