Summary: This fixes G1 barriers in c1 on x64.
Reviewed-by: never

Summary: Added new product ObjectAlignmentInBytes flag to control object alignment.
Reviewed-by: twisti, ysr, iveresov

Summary: Fix errors in 6939207.
Reviewed-by: kvn

Summary: C2 for SPARC needs to support JSR 292.
Reviewed-by: kvn, never

Reviewed-by: kvn, kamg

Summary: Factored cleanup of instruction decode which prepares for enhanced ldc semantics.
Reviewed-by: twisti

Summary: C1 for SPARC needs to support JSR 292.
Reviewed-by: never, jrose

Summary: This moves the oops from Codeblob to nmethod.
Reviewed-by: kvn, never

Summary: Changed LP64 to _LP64 in collectedHeap.cpp.
Reviewed-by: kvn, jcoomes

6953483: Typo related to ReduceInitialCardMarks leaves concurrent collectors vulnerable to heap corruption
Summary: Corrected mis-spelling of COMPILER2 in #ifdef, which could cause heap corruption in CMS due to precleaning when +ReduceInitialCardMarks. Thanks to ChenGuang Sun <suncg03@gmail.com> for bringing this typo to our attention.
Reviewed-by: tonyp, jmasa, jcoomes, kvn

Reviewed-by: kvn

Reviewed-by: kvn, twisti

Reviewed-by: kamg, ysr, dholmes, johnc

Summary: Add missing checks into EA code.
Reviewed-by: never

Reviewed-by: never, kvn
Contributed-by: eric.caspole@amd.com

Summary: Use req_addr when attaching shared memory segment.
Reviewed-by: twisti

Summary: Use resolve_external_guard() instead of resolve_non_null().
Reviewed-by: thurka, kamg, acorn

Summary: When using compressed oops, use compressed promoted pointers in b63:b31 of the mark word, so as not to interfere with the CMS "freeness bit" at b7. Updated mark-word layout documentation.
Reviewed-by: minqi, poonam, jmasa, coleenp

Summary: SA shows exception with core files > 2GB. These changes fix that by correcting the size of CMSBitmap during its allocation.
Reviewed-by: swamyv

6921317: (partial) G1: assert(top() == bottom() || zfs == Allocated,"Region must be empty, or we must be setting it to
Summary: Extended the failing assertion with the new message format to get more data.
Reviewed-by: tonyp

Summary: Update the Major and build numbers for HS19 fork
Reviewed-by: jcoomes