Add more helper methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7626 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 20 insertions, 1 deletions

diff --git a/utils/TableGen/TableGenBackend.cpp b/utils/TableGen/TableGenBackend.cpp
index f00c6eedb7..c0a67e3392 100644
--- a/utils/TableGen/TableGenBackend.cpp
+++ b/utils/TableGen/TableGenBackend.cpp
@@ -5,13 +5,32 @@
 //===----------------------------------------------------------------------===//
 
 #include "TableGenBackend.h"
+#include "Record.h"
 #include <iostream>
 
 void TableGenBackend::EmitSourceFileHeader(const std::string &Desc,
-                                           std::ostream &OS) {
+                                           std::ostream &OS) const {
   OS << "//===- TableGen'erated file -------------------------------------*-"
        " C++ -*-===//\n//\n// " << Desc << "\n//\n// Automatically generate"
        "d file, do not edit!\n//\n//===------------------------------------"
        "----------------------------------===//\n\n";
 }
 
+/// getQualifiedName - Return the name of the specified record, with a
+/// namespace qualifier if the record contains one.
+///
+std::string TableGenBackend::getQualifiedName(Record *R) const {
+  std::string Namespace = R->getValueAsString("Namespace");
+  if (Namespace.empty()) return R->getName();
+  return Namespace + "::" + R->getName();
+}
+
+/// getTarget - Return the current instance of the Target class.
+///
+Record *TableGenBackend::getTarget(RecordKeeper &RC) const {
+  std::vector<Record*> Targets = RC.getAllDerivedDefinitions("Target");
+
+  if (Targets.size() != 1)
+    throw std::string("ERROR: Multiple subclasses of Target defined!");
+  return Targets[0];
+}