MIPS64: Highest/Lowest Bit Intrinsic Support

- int java.lang.Integer.highestOneBit(int)
- long java.lang.Long.highestOneBit(long)
- int java.lang.Integer.lowestOneBit(int)
- long java.lang.Long.lowestOneBit(long)

Change-Id: I0db7858542130d759ee7d17ecb1eadb7ec3dc04c
1 file changed