7004547: regular loop unroll should not unroll more than max unrolling
Summary: Take into account that after unroll conjoined heads and tails will fold.
Reviewed-by: never
7033732: C1: When calling c2 arraycopy stubs offsets and length must have clear upper 32bits
Summary: With 7033154 we started calling c2 arraycopy stubs from c1. On sparcv9 we must clear the upper 32bits for offset (src_pos, dst_pos) and length parameters when calling them.
Reviewed-by: never, kvn