Reviewed-by: simonis, goetz
Contributed-by: matthias.baesken@sap.com, martin.doerr@sap.com

8062063: Usage of UseHugeTLBFS, UseLargePagesInMetaspace and huge SurvivorAlignmentInBytes cause crashes in CMBitMapClosure::do_bit
Summary: Making sure committed memory is cleared when re-committed, even if using large pages.
Reviewed-by: jwilhelm, tschatzl

Reviewed-by: jcoomes

Reviewed-by: jmasa

Reviewed-by: roland, kvn

8067232: [TESTBUG] runtime/CheckEndorsedAndExtDirs/EndorsedExtDirs.java fails with ClassNotFoundException
Summary: Added explicit build instructions for test library
Reviewed-by: minqi, mchung, jiangli

Summary: bad assumption on graph shape in CastIINode::Value if that part of the graph is becoming dead.
Reviewed-by: kvn

Summary: range check smearing uncorrectly adjust first range check in a list of range checks to cover all of them
Reviewed-by: jrose, kvn, iveresov

Summary: -XX:+TraceDeoptimization tries to print realloc'ed objects even when there are none
Reviewed-by: kvn