1 //===- Error.cpp - tblgen error handling helper routines --------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file contains error handling helper routines to pretty-print diagnostic 11 // messages from tblgen. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #include "llvm/TableGen/Error.h" 16 #include "llvm/ADT/Twine.h" 17 #include "llvm/Support/raw_ostream.h" 18 #include <cstdlib> 19 20 namespace llvm { 21 22 SourceMgr SrcMgr; 23 24 static void PrintMessage(ArrayRef<SMLoc> Loc, SourceMgr::DiagKind Kind, 25 const Twine &Msg) { 26 SMLoc NullLoc; 27 if (Loc.empty()) 28 Loc = NullLoc; 29 SrcMgr.PrintMessage(Loc.front(), Kind, Msg); 30 for (unsigned i = 1; i < Loc.size(); ++i) 31 SrcMgr.PrintMessage(Loc[i], SourceMgr::DK_Note, 32 "instantiated from multiclass"); 33 } 34 35 void PrintWarning(ArrayRef<SMLoc> WarningLoc, const Twine &Msg) { 36 PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg); 37 } 38 39 void PrintWarning(const char *Loc, const Twine &Msg) { 40 SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Warning, Msg); 41 } 42 43 void PrintWarning(const Twine &Msg) { 44 errs() << "warning:" << Msg << "\n"; 45 } 46 47 void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) { 48 PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg); 49 } 50 51 void PrintError(const char *Loc, const Twine &Msg) { 52 SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Error, Msg); 53 } 54 55 void PrintError(const Twine &Msg) { 56 errs() << "error:" << Msg << "\n"; 57 } 58 59 void PrintFatalError(const std::string &Msg) { 60 PrintError(Twine(Msg)); 61 std::exit(1); 62 } 63 64 void PrintFatalError(ArrayRef<SMLoc> ErrorLoc, const std::string &Msg) { 65 PrintError(ErrorLoc, Msg); 66 std::exit(1); 67 } 68 69 } // end namespace llvm 70