Model :upper16: and :lower16: as ARM specific MCTargetExpr. This is a step

[oota-llvm.git] / utils / TableGen / ClangAttrEmitter.cpp

diff --git a/utils/TableGen/ClangAttrEmitter.cpp b/utils/TableGen/ClangAttrEmitter.cpp
index 3a6e7a8addc4f35b605fb28aaa23008d6d09ad82..db10d7906e238304ebdadbb1141640273c682859 100644 (file)
--- a/utils/TableGen/ClangAttrEmitter.cpp
+++ b/utils/TableGen/ClangAttrEmitter.cpp
@@ -19,8 +19,8 @@
 
 using namespace llvm;
 
-static const std::vector<StringRef> getValueAsListOfStrings(Record &R,
-                                                            StringRef FieldName) {
+static const std::vector<StringRef>
+getValueAsListOfStrings(Record &R, StringRef FieldName) {
   ListInit *List = R.getValueAsListInit(FieldName);
   assert (List && "Got a null ListInit");
 
@@ -171,7 +171,8 @@ namespace {
       OS << "char *" << getLowerName() << ";";
     }
     void writePCHReadDecls(raw_ostream &OS) const {
-      OS << "    std::string " << getLowerName() << "= ReadString(Record, Idx);\n";
+      OS << "    std::string " << getLowerName()
+         << "= ReadString(Record, Idx);\n";
     }
     void writePCHReadArgs(raw_ostream &OS) const {
       OS << getLowerName();
@@ -636,3 +637,21 @@ void ClangAttrPCHWriteEmitter::run(raw_ostream &OS) {
   }
   OS << "  }\n";
 }
+
+void ClangAttrSpellingListEmitter::run(raw_ostream &OS) {
+  OS << "// This file is generated by TableGen. Do not edit.\n\n";
+
+  std::vector<Record*> Attrs = Records.getAllDerivedDefinitions("Attr");
+  
+  for (std::vector<Record*>::iterator I = Attrs.begin(), E = Attrs.end(); I != E; ++I) {
+    Record &Attr = **I;
+
+    std::vector<StringRef> Spellings = getValueAsListOfStrings(Attr, "Spellings");
+
+    for (std::vector<StringRef>::const_iterator I = Spellings.begin(), E = Spellings.end(); I != E; ++I) {
+      StringRef Spelling = *I;
+      OS << ".Case(\"" << Spelling << "\", true)\n";
+    }
+  }
+
+}