8054013: run hotspot JTREG compiler tests only on fastdebug platforms and also on macosx
Summary: Modify hotspot/make/jprt.properties and make/jprt.properties on the top level to add/remove the relevant platforms.
Reviewed-by: kvn, roland
Contributed-by: Zoltan Majo <zoltan.majo@oracle.com>
8053915: bigapps assert failure in C2: modified node is not on IGVN._worklist
Summary: Add modified node to the IGVN worklist in 'PhaseIdealLoop::do_range_check'.
Reviewed-by: kvn, roland