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//===- Error.cpp - tblgen error handling helper routines --------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains error handling helper routines to pretty-print diagnostic
// messages from tblgen.
//
//===----------------------------------------------------------------------===//
#include "llvm/TableGen/Error.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/raw_ostream.h"
#include <cstdlib>
namespace llvm {
SourceMgr SrcMgr;
unsigned ErrorsPrinted = 0;
static void PrintMessage(ArrayRef<SMLoc> Loc, SourceMgr::DiagKind Kind,
const Twine &Msg) {
// Count the total number of errors printed.
// This is used to exit with an error code if there were any errors.
if (Kind == SourceMgr::DK_Error)
++ErrorsPrinted;
SMLoc NullLoc;
if (Loc.empty())
Loc = NullLoc;
SrcMgr.PrintMessage(Loc.front(), Kind, Msg);
for (unsigned i = 1; i < Loc.size(); ++i)
SrcMgr.PrintMessage(Loc[i], SourceMgr::DK_Note,
"instantiated from multiclass");
}
void PrintWarning(ArrayRef<SMLoc> WarningLoc, const Twine &Msg) {
PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg);
}
void PrintWarning(const char *Loc, const Twine &Msg) {
SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Warning, Msg);
}
void PrintWarning(const Twine &Msg) {
errs() << "warning:" << Msg << "\n";
}
void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) {
PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg);
}
void PrintError(const char *Loc, const Twine &Msg) {
SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Error, Msg);
}
void PrintError(const Twine &Msg) {
errs() << "error:" << Msg << "\n";
}
void PrintFatalError(const std::string &Msg) {
PrintError(Twine(Msg));
std::exit(1);
}
void PrintFatalError(ArrayRef<SMLoc> ErrorLoc, const std::string &Msg) {
PrintError(ErrorLoc, Msg);
std::exit(1);
}
} // end namespace llvm
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