6983320: Fork HS19 to HS20 - renumber Major and build numbers of JVM Summary: Update the Major and Build numbers for HS20 Reviewed-by: jcoomes

Merge

6982851: Add b107 machine classifications to jprt.properties file. Summary: See synopsis Reviewed-by: ohair

Merge

6870851: Bad frame_chop in StackMapTable crashes JVM Summary: Must check locals for null when processing chop frame Reviewed-by: dholmes, dcubed

6979444: add command line option to print command line flags descriptions Summary: Implementation of a nonproduct boolean flag XX:PrintFlagsWithComments Reviewed-by: kamg, dholmes, dsamersoff

Merge

6969586: OptimizeStringConcat: SIGSEGV in LoadNode::Value() Reviewed-by: kvn

6980978: assert(mt == t->xmeet(this)) failed: meet not commutative Summary: Fix code in TypeAryPtr::xmeet() for constant array. Reviewed-by: never

Merge

4809552: Optimize Arrays.fill(...) Reviewed-by: kvn

6961697: move nmethod constants section before instruction section Summary: This is a preparation for 6961690. Reviewed-by: kvn, never

6976400: "Meet Not Symmetric" Summary: Use NULL as klass for TypeAryPtr::RANGE. Add klass verification into TypeAryPtr ctor. Reviewed-by: never

Merge

Merge

Merge

6980206: G1: assert(has_undefined_max_size, "Undefined max size"); Summary: An assert in the management.cpp is too strong and assumes the max size is always defined on memory pools, even when we don't need to use it. Reviewed-by: mchung, johnc

6980392: TEST_BUG: gc/6581734/Test6581734.java has typo Summary: simple correction in testcase Reviewed-by: mchung

6978300: G1: debug builds crash if ParallelGCThreads==0 Reviewed-by: tonyp, ysr

6941275: G1: The MemoryPools are incorrectly supported for G1 Summary: The way we were caluclating the max value meant that it might fluctuate during the run and this broke some assumptions inside the MBeans framework. This change sets the max value of each pool to -1, which means undefined according to the spec. Reviewed-by: mchung, johnc

6910183: CMS: assert(_index < capacity(),"_index out of bounds") Summary: Weakened a too-strong, off-by-one assert; added code to keep track of and report any overflows at appropriate level of verbosity. Reviewed-by: jcoomes, tonyp

Merge

6980262: Memory leak when exception is thrown in static initializer Summary: Use resource memory instead of c-heap for the exception message Reviewed-by: phh, jmasa

6978641: Fix for 6929067 introduces additional overhead in thread creation/termination paths Summary: Disable stack bounds checks in product mode other than for the initial thread Reviewed-by: coleenp, jcoomes, aph

Merge

6978355: renaming for 6961697 Summary: This is the renaming part of 6961697 to keep the actual changes small for review. Reviewed-by: kvn, never

6896381: CTW fails share/vm/ci/bcEscapeAnalyzer.cpp:99, assert(_stack_height < _max_stack,"stack overflow") Summary: Check constant Tag type instead of calling get_constant(). Reviewed-by: never

6912064: type profiles need to be exploited more for dynamic language support Reviewed-by: kvn