Subzero: Local variable splitting.

src/IceVariableSplitting.h

Index: src/IceVariableSplitting.h
diff --git a/src/IceMangling.h b/src/IceVariableSplitting.h
similarity index 54%
copy from src/IceMangling.h
copy to src/IceVariableSplitting.h
index d1f12fb028018fcd799dbb8444a47927d9338153..0da8d1d3544dccac393f0b31530817b19f96c92e 100644
--- a/src/IceMangling.h
+++ b/src/IceVariableSplitting.h
@@ -1,4 +1,4 @@
-//===- subzero/src/IceMangling.h - Name mangling for crosstests -*- C++ -*-===//
+//===- subzero/src/IceVariableSplitting.h - Local var splitting -*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
@@ -8,19 +8,18 @@
 //===----------------------------------------------------------------------===//
 ///
 /// \file
-/// \brief Declares utility functions for name mangling for cross tests.
+/// \brief Aggressive block-local variable splitting to improve linear-scan
+/// register allocation.
 ///
 //===----------------------------------------------------------------------===//
 
-#ifndef SUBZERO_SRC_ICEMANGLING_H
-#define SUBZERO_SRC_ICEMANGLING_H
-
-#include <string>
+#ifndef SUBZERO_SRC_ICEVARIABLESPLITTING_H
+#define SUBZERO_SRC_ICEVARIABLESPLITTING_H
 
 namespace Ice {
 
-std::string mangleName(const std::string &Name);
+void splitBlockLocalVariables(class Cfg *Func);
 
 } // end of namespace Ice
 
-#endif // SUBZERO_SRC_ICEMANGLING_H
+#endif // SUBZERO_SRC_ICEVARIABLESPLITTING_H