X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTableGen%2FError.cpp;h=928b1203cd8f108ca0b4b180f56bf1f2fdebc7b9;hb=2c6f997290f589b80da903e33718175666557dd7;hp=369e3c1623e39053b158e56e370232f224277030;hpb=97c02bf2409bccdb43c3822c438e3ff977d8514e;p=oota-llvm.git

diff --git a/lib/TableGen/Error.cpp b/lib/TableGen/Error.cpp
index 369e3c1623e..928b1203cd8 100644
--- a/lib/TableGen/Error.cpp
+++ b/lib/TableGen/Error.cpp
@@ -15,13 +15,31 @@
 #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;
 
-void PrintWarning(SMLoc WarningLoc, const Twine &Msg) {
-  SrcMgr.PrintMessage(WarningLoc, SourceMgr::DK_Warning, Msg);
+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) {
@@ -29,15 +47,11 @@ void PrintWarning(const char *Loc, const Twine &Msg) {
 }
 
 void PrintWarning(const Twine &Msg) {
-  errs() << "error:" << Msg << "\n";
+  errs() << "warning:" << Msg << "\n";
 }
 
-void PrintWarning(const TGError &Warning) {
-  PrintWarning(Warning.getLoc(), Warning.getMessage());
-}
-
-void PrintError(SMLoc ErrorLoc, const Twine &Msg) {
-  SrcMgr.PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg);
+void PrintError(ArrayRef<SMLoc> ErrorLoc, const Twine &Msg) {
+  PrintMessage(ErrorLoc, SourceMgr::DK_Error, Msg);
 }
 
 void PrintError(const char *Loc, const Twine &Msg) {
@@ -48,8 +62,14 @@ void PrintError(const Twine &Msg) {
   errs() << "error:" << Msg << "\n";
 }
 
-void PrintError(const TGError &Error) {
-  PrintError(Error.getLoc(), Error.getMessage());
+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