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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" | |
970d7e83 | 18 | #include <cstdlib> |
223e47cc LB |
19 | |
20 | namespace llvm { | |
21 | ||
22 | SourceMgr SrcMgr; | |
1a4d82fc | 23 | unsigned ErrorsPrinted = 0; |
223e47cc LB |
24 | |
25 | static void PrintMessage(ArrayRef<SMLoc> Loc, SourceMgr::DiagKind Kind, | |
26 | const Twine &Msg) { | |
1a4d82fc JJ |
27 | // Count the total number of errors printed. |
28 | // This is used to exit with an error code if there were any errors. | |
29 | if (Kind == SourceMgr::DK_Error) | |
30 | ++ErrorsPrinted; | |
31 | ||
223e47cc LB |
32 | SMLoc NullLoc; |
33 | if (Loc.empty()) | |
34 | Loc = NullLoc; | |
35 | SrcMgr.PrintMessage(Loc.front(), Kind, Msg); | |
36 | for (unsigned i = 1; i < Loc.size(); ++i) | |
37 | SrcMgr.PrintMessage(Loc[i], SourceMgr::DK_Note, | |
38 | "instantiated from multiclass"); | |
39 | } | |
40 | ||
41 | void PrintWarning(ArrayRef<SMLoc> WarningLoc, const Twine &Msg) { | |
42 | PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg); | |
43 | } | |
44 | ||
45 | void PrintWarning(const char *Loc, const Twine &Msg) { | |
46 | SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Warning, Msg); | |
47 | } | |
48 | ||
49 | void PrintWarning(const Twine &Msg) { | |
50 | errs() << "warning:" << Msg << "\n"; | |
51 | } | |
52 | ||
223e47cc LB |
53 | void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) { |
54 | PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg); | |
55 | } | |
56 | ||
57 | void PrintError(const char *Loc, const Twine &Msg) { | |
58 | SrcMgr.PrintMessage(SMLoc::getFromPointer(Loc), SourceMgr::DK_Error, Msg); | |
59 | } | |
60 | ||
61 | void PrintError(const Twine &Msg) { | |
62 | errs() << "error:" << Msg << "\n"; | |
63 | } | |
64 | ||
1a4d82fc JJ |
65 | void PrintFatalError(const Twine &Msg) { |
66 | PrintError(Msg); | |
970d7e83 LB |
67 | std::exit(1); |
68 | } | |
69 | ||
1a4d82fc | 70 | void PrintFatalError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) { |
970d7e83 LB |
71 | PrintError(ErrorLoc, Msg); |
72 | std::exit(1); | |
223e47cc LB |
73 | } |
74 | ||
75 | } // end namespace llvm |