Summary: Add missing check for Opaque nodes from loop predicates in clone_loop().
Reviewed-by: iveresov

Summary: Access to method_type and appendix from constant pool (cpcache) needs to be guarded by is_f1_null() because of racy update/initialization.
Reviewed-by: kvn, coleenp, jrose

Summary: Removed all write barriers during reference processing and added explicit write barriers when iterating through the discovered list.
Reviewed-by: pliden, jmasa, tschatzl

Summary: remove_osr_nmethod doesn't check that it is the correct method
Reviewed-by: kvn, iveresov

Summary: Add a !owner check for 'waiting to lock' to catch current_pending_monitor corner cases.
Reviewed-by: dholmes, sspitsyn, kmo, zgu
Contributed-by: rednaxelafx@gmail.com, zhengyu.gu@oracle.com, daniel.daugherty@oracle.com

Summary: long series of lambda form calls trigger stack overflow in c2
Reviewed-by: kvn, vlivanov

Summary: Remove control edge of load node to ensure that castPP removal sets the control edge correctly
Reviewed-by: kvn, roland

Summary: In case of allocation failure, restore the value of _chunk in Arena
Reviewed-by: dholmes, dcubed

Summary: In bcEscapeAnalyzer update the _allocated_escapes flag if a var escapes the method.
Reviewed-by: kvn

Reviewed-by: tschatzl, mgerdin

Reviewed-by: brutisso, tschatzl

Reviewed-by: brutisso, ehelin

Reviewed-by: coleenp, ehelin

8043029: Change 8037816 breaks HS build with older GCC versions which don't support diagnostic pragmas
8043164: Format warning in traceStream.hpp
Summary: Backport of main fix + two corrections, enables clang compilation, turns on format attributes, corrects/mutes warnings
Reviewed-by: kvn, coleenp, iveresov, twisti

Summary: Check for overflow cases in range checks and collapse it if we can.
Reviewed-by: jrose, iveresov

Summary: Only prune metaspace virtual spaces at safepoint so walking them is safe outside a safepoint.
Reviewed-by: mgerdin, mgronlun, hseigel, stefank

Summary: Allow a BootstrapMethods attribute that contains an empty bootstrap_methods table where num_bootstrap_methods is equal to zero.
Reviewed-by: coleenp, hseigel

Reviewed-by: lfoltan, zgu

Summary: Fixes a bug introduced by 8029302
Reviewed-by: kvn

8040085: dtrace/jsdt tests crash on solaris. found an unadvertised bad scavengable oop in the code cache
Summary: Add CodeCache::add_scavenge_root_nmethod(this) to the dtrace-constructor of nmethod
Reviewed-by: roland, iveresov

8039298: assert(base == NULL || t_adr->isa_rawptr() || !phase->type(base)->higher_equal(TypePtr::NULL_PTR))
Summary: Convert the assert into the runtime check to skip IGVN optimizations for problematic memory nodes. Eliminate dead nodes more aggressively.
Reviewed-by: twisti, iveresov

Summary: Allow replay compilation with replay file parsing error.
Reviewed-by: twisti, iveresov

Summary: Fix the arbitrary alignment issue in SPARC AES crypto stub routines.
Reviewed-by: kvn, iveresov
Contributed-by: shrinivas.joshi@oracle.com

Reviewed-by: mgronlun, kamg

Summary: Added special case for x^y where y == 2
Reviewed-by: kvn

Summary: method handle call to c1 intrinsic tries to profile popped argument
Reviewed-by: kvn, twisti

Reviewed-by: sspitsyn, shade, dholmes, acorn

Summary: profiling code in interpreter broken when argument profiling is off.
Reviewed-by: iveresov, kvn

Summary: temporarily disable the shutdown of the concurrent GC threads introduced in JDK-8037112
Reviewed-by: brutisso, tschatzl, jmasa

8029436: CICompilerCount is not updated when the number of compiler threads is adjusted to the number of CPUs
Summary: CICompilerCount is updated in AdvancedThresholdPolicy::initialize, SimpleThresholdPolicy::initialize and NonTieredCompPolicy::initialize. A warning is printed if the usersets both, CICompilerCount and CICompilerCountPerCPU.
Reviewed-by: kvn, twisti
Contributed-by: NTobias Hartmann <tobias.hartmann@oracle.com>

Reviewed-by: brutisso, mgerdin

Reviewed-by: dholmes, sspitsyn

Summary: Add patch test for lir_checkcast in compute_oop_map
Reviewed-by: roland, twisti

Reviewed-by: jrose, twisti

Reviewed-by: kvn, twisti

8036667: "assert(adr->is_AddP() && adr->in(AddPNode::Offset)->is_Con()) failed: offset is a constant" with FoldStableValues on
Reviewed-by: kvn

Reviewed-by: morris, kvn

Reviewed-by: tschatzl, pliden

Reviewed-by: tschatzl, pliden

Summary: enable type speculation
Reviewed-by: kvn