MIPS32: Bit rotation intrinsics

- int java.lang.Integer.rotateLeft(int i, int distance)
- int java.lang.Integer.rotateRight(int i, int distance)
- long java.lang.Long.rotateLeft(long i, int distance)
- long java.lang.Long.rotateRight(long i, int distance)

Change-Id: I7620ee12562c0dd55476a1d54e225c5e624cfb5b
diff --git a/compiler/optimizing/intrinsics_mips.h b/compiler/optimizing/intrinsics_mips.h
index c71b3c6..19ad525 100644
--- a/compiler/optimizing/intrinsics_mips.h
+++ b/compiler/optimizing/intrinsics_mips.h
@@ -67,6 +67,9 @@
 #undef INTRINSICS_LIST
 #undef OPTIMIZING_INTRINSICS
 
+  bool IsR2OrNewer(void);
+  bool IsR6(void);
+
  private:
   MipsAssembler* GetAssembler();