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 19 #include <cstdlib> 20 21 namespace llvm { 22 23 SourceMgr SrcMgr; 24 25 static void PrintMessage(ArrayRef<SMLoc> Loc, SourceMgr::DiagKind Kind, 26 const Twine &Msg) { 27 SMLoc NullLoc; 28 if (Loc.empty()) 29 Loc = NullLoc; 30 SrcMgr.PrintMessage(Loc.front(), Kind, Msg); 31 for (unsigned i = 1; i < Loc.size(); ++i) 32 SrcMgr.PrintMessage(Loc[i], SourceMgr::DK_Note, 33 "instantiated from multiclass"); 34 } 35 36 void PrintWarning(ArrayRef<SMLoc> WarningLoc, const Twine &Msg) { 37 PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg); 38 } 39 40 void PrintWarning(const char *Loc, const Twine &Msg) { 41 SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Warning, Msg); 42 } 43 44 void PrintWarning(const Twine &Msg) { 45 errs() << "warning:" << Msg << "\n"; 46 } 47 48 void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) { 49 PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg); 50 } 51 52 void PrintError(const char *Loc, const Twine &Msg) { 53 SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Error, Msg); 54 } 55 56 void PrintError(const Twine &Msg) { 57 errs() << "error:" << Msg << "\n"; 58 } 59 60 void PrintFatalError(const std::string &Msg) { 61 PrintError(Twine(Msg)); 62 std::exit(1); 63 } 64 65 void PrintFatalError(ArrayRef<SMLoc> ErrorLoc, const std::string &Msg) { 66 PrintError(ErrorLoc, Msg); 67 std::exit(1); 68 } 69 70 } // end namespace llvm 71