Vendor import of clang release_32 branch r168974 (effectively, 3.2 RC2):

http://llvm.org/svn/llvm-project/cfe/branches/release_32@168974

1 files changed, 72 insertions, 0 deletions

diff --git a/utils/TableGen/ClangCommentCommandInfoEmitter.cpp b/utils/TableGen/ClangCommentCommandInfoEmitter.cpp
new file mode 100644
index 0000000..36fbcd4
--- /dev/null
+++ b/utils/TableGen/ClangCommentCommandInfoEmitter.cpp
@@ -0,0 +1,72 @@
+//===--- ClangCommentCommandInfoEmitter.cpp - Generate command lists -----====//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tablegen backend emits command lists and efficient matchers command
+// names that are used in documentation comments.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/TableGen/Record.h"
+#include "llvm/TableGen/StringMatcher.h"
+#include <vector>
+
+using namespace llvm;
+
+namespace clang {
+void EmitClangCommentCommandInfo(RecordKeeper &Records, raw_ostream &OS) {
+  OS << "// This file is generated by TableGen.  Do not edit.\n\n";
+
+  OS << "namespace {\n"
+        "const CommandInfo Commands[] = {\n";
+  std::vector<Record *> Tags = Records.getAllDerivedDefinitions("Command");
+  for (size_t i = 0, e = Tags.size(); i != e; ++i) {
+    Record &Tag = *Tags[i];
+    OS << "  { "
+       << "\"" << Tag.getValueAsString("Name") << "\", "
+       << "\"" << Tag.getValueAsString("EndCommandName") << "\", "
+       << i << ", "
+       << Tag.getValueAsInt("NumArgs") << ", "
+       << Tag.getValueAsBit("IsInlineCommand") << ", "
+       << Tag.getValueAsBit("IsBlockCommand") << ", "
+       << Tag.getValueAsBit("IsBriefCommand") << ", "
+       << Tag.getValueAsBit("IsReturnsCommand") << ", "
+       << Tag.getValueAsBit("IsParamCommand") << ", "
+       << Tag.getValueAsBit("IsTParamCommand") << ", "
+       << Tag.getValueAsBit("IsDeprecatedCommand") << ", "
+       << Tag.getValueAsBit("IsEmptyParagraphAllowed") << ", "
+       << Tag.getValueAsBit("IsVerbatimBlockCommand") << ", "
+       << Tag.getValueAsBit("IsVerbatimBlockEndCommand") << ", "
+       << Tag.getValueAsBit("IsVerbatimLineCommand") << ", "
+       << Tag.getValueAsBit("IsDeclarationCommand") << ", "
+       << /* IsUnknownCommand = */ "0"
+       << " }";
+    if (i + 1 != e)
+      OS << ",";
+    OS << "\n";
+  }
+  OS << "};\n"
+        "} // unnamed namespace\n\n";
+
+  std::vector<StringMatcher::StringPair> Matches;
+  for (size_t i = 0, e = Tags.size(); i != e; ++i) {
+    Record &Tag = *Tags[i];
+    std::string Name = Tag.getValueAsString("Name");
+    std::string Return;
+    raw_string_ostream(Return) << "return &Commands[" << i << "];";
+    Matches.push_back(StringMatcher::StringPair(Name, Return));
+  }
+
+  OS << "const CommandInfo *CommandTraits::getBuiltinCommandInfo(\n"
+     << "                                         StringRef Name) {\n";
+  StringMatcher("Name", Matches, OS).Emit();
+  OS << "  return NULL;\n"
+     << "}\n\n";
+}
+} // end namespace clang
+