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f9b908f807
cleanups. Also, change code in tablegen which printed a message and then called "exit(1)" to use PrintFatalError, instead. This fixes instances where an empty output file was left behind after a failed tablegen invocation, which would confuse subsequent ninja runs into not attempting to rebuild. Differential Revision: http://reviews.llvm.org/D9608 llvm-svn: 237058
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
//===- Error.cpp - tblgen error handling helper routines --------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains error handling helper routines to pretty-print diagnostic
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// messages from tblgen.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/TableGen/Error.h"
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#include "llvm/ADT/Twine.h"
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#include "llvm/Support/Signals.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstdlib>
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namespace llvm {
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SourceMgr SrcMgr;
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unsigned ErrorsPrinted = 0;
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static void PrintMessage(ArrayRef<SMLoc> Loc, SourceMgr::DiagKind Kind,
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const Twine &Msg) {
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// Count the total number of errors printed.
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// This is used to exit with an error code if there were any errors.
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if (Kind == SourceMgr::DK_Error)
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++ErrorsPrinted;
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SMLoc NullLoc;
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if (Loc.empty())
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Loc = NullLoc;
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SrcMgr.PrintMessage(Loc.front(), Kind, Msg);
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for (unsigned i = 1; i < Loc.size(); ++i)
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SrcMgr.PrintMessage(Loc[i], SourceMgr::DK_Note,
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"instantiated from multiclass");
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}
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void PrintWarning(ArrayRef<SMLoc> WarningLoc, const Twine &Msg) {
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PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg);
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}
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void PrintWarning(const char *Loc, const Twine &Msg) {
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SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Warning, Msg);
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}
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void PrintWarning(const Twine &Msg) {
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errs() << "warning:" << Msg << "\n";
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}
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void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) {
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PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg);
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}
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void PrintError(const char *Loc, const Twine &Msg) {
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SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Error, Msg);
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}
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void PrintError(const Twine &Msg) {
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errs() << "error:" << Msg << "\n";
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}
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void PrintFatalError(const Twine &Msg) {
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PrintError(Msg);
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// The following call runs the file cleanup handlers.
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sys::RunInterruptHandlers();
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std::exit(1);
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}
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void PrintFatalError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) {
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PrintError(ErrorLoc, Msg);
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// The following call runs the file cleanup handlers.
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sys::RunInterruptHandlers();
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std::exit(1);
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}
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} // end namespace llvm
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