1 files changed, 14 insertions, 0 deletions

diff --git a/include/llvm/CodeGen/Passes.h b/include/llvm/CodeGen/Passes.h
index 2e4fb99..87835a5 100644
--- a/include/llvm/CodeGen/Passes.h
+++ b/include/llvm/CodeGen/Passes.h
@@ -40,6 +40,20 @@ class PassConfigImpl;
 /// This is an ImmutablePass solely for the purpose of exposing CodeGen options
 /// to the internals of other CodeGen passes.
 class TargetPassConfig : public ImmutablePass {
+public:
+  /// Pseudo Pass IDs. These are defined within TargetPassConfig because they
+  /// are unregistered pass IDs. They are only useful for use with
+  /// TargetPassConfig APIs to identify multiple occurrences of the same pass.
+  ///
+
+  /// EarlyTailDuplicate - A clone of the TailDuplicate pass that runs early
+  /// during codegen, on SSA form.
+  static char EarlyTailDuplicateID;
+
+  /// PostRAMachineLICM - A clone of the LICM pass that runs during late machine
+  /// optimization after regalloc.
+  static char PostRAMachineLICMID;
+
 protected:
   TargetMachine *TM;
   PassManagerBase ±