Summary: Allow 0 compiler threads if no JIT is used.
Reviewed-by: kvn, dholmes
Contributed-by: NSeverin Gehwolf <sgehwolf@redhat.com>

Reviewed-by: kvn

Summary: Start test with -XX:-TieredCompilation so that one compiler thread works
Reviewed-by: kvn, twisti

Summary: Ensure appropriate min. number of compiler threads (1 for non-tiered, and 2 for tiered)
Reviewed-by: kvn

Summary: Changing copy_allocation_context_stats to return if there are more stats available after the copy.
Reviewed-by: rriggs, jcoomes

8038422: CDS test failed: assert((size % os::vm_allocation_granularity()) == 0) failed when limiting SharedMiscDataSize
Summary: In debug version, the assert is against os::vm_allocation_granularity(), but in initialization, we use os::vm_page_size() to align the allocation size. In windows, _vm_page_size and _vm_allocation_granularity may not be same. In debug version, the assert is against os::vm_allocation_granularity(), but in initialization, we use os::vm_page_size() to align the allocation size. In windows, _vm_page_size and _vm_allocation_granularity may not be same.
Reviewed-by: dholmes, iklam, jiangli, coleenp
Contributed-by: yumin.qi@oracle.com

8059200: Promoted JDK9 b31 for Solaris-amd64 fails (Error: dl failure on line 744, no picl library) on Solaris 11.1
Summary: Manually load libpicl.so (used on SPARC only)
Reviewed-by: kvn

8047383: SIGBUS in C2 compiled method weblogic.wsee.jaxws.framework.jaxrpc.EnvironmentFactory$SimulatedWsdlDefinitions.<init>
Summary: Do not rematerialize constant table loads in PhaseAggressiveCoalesce::insert_copies()
Reviewed-by: kvn

Reviewed-by: coleenp, hseigel

Summary: Added juint cast to avoid gcc problem we have on one of our platforms.
Reviewed-by: dholmes, roland

Summary: Fixed signedness problem with assertion.
Reviewed-by: kvn

Reviewed-by: dcubed, coleenp

Reviewed-by: jcoomes

Summary: Remove product flag -XX:CompilationRepeat
Reviewed-by: kvn, iveresov

Summary: New API for unlocking diagnostic argument.
Reviewed-by: dholmes, ccheung, egahlin, iklam, bdelsart

Summary: fixed order of DeoptReason values declaration so now it matches the order used in jdk9 and the names order in Deoptimization::_trap_reason_name.
Reviewed-by: kvn

Reviewed-by: kvn