Register usage cleanup

I plan to enable some of the old-world basic block optimizations.
Those care about temp register status, so we needed a bit of
cleanup on the temp tracking.

Change-Id: I317bce1b91a73ec9589c20ed5bfe00d53994991a
diff --git a/src/compiler/CompilerUtility.h b/src/compiler/CompilerUtility.h
index 1d969e7..c0dcaf7 100644
--- a/src/compiler/CompilerUtility.h
+++ b/src/compiler/CompilerUtility.h
@@ -110,5 +110,6 @@
                            const ArenaBitVector* bv, int length);
 void oatGetBlockName(struct BasicBlock* bb, char* name);
 const char* oatGetShortyFromTargetIdx(CompilationUnit*, int);
+void oatDumpRegLocTable(struct RegLocation*, int);
 
 #endif  // ART_SRC_COMPILER_COMPILER_UTILITY_H_