Summary: Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.
Reviewed-by: jmasa, alanb, mchung

Summary: Workaround the overflow by doing the intermediate calculations in an unsigned variable.
Reviewed-by: ysr, jcoomes

Summary: Under certain circumstances (evacuation failure) the pause time is not communicated to the policy and, as a result, the pause time field is not initialized properly.
Reviewed-by: jmasa

Summary: Mark inputs for an address expression as shared if there are other uses besides address expressions.
Reviewed-by: never

Summary: There is very much duplicated code in vm_version_x86_{32,64}.{cpp,hpp}.  Refactoring these would help maintainability.
Reviewed-by: kvn, never

Summary: Add missing checks for SCMemProj node in Escape analysis code.
Reviewed-by: never

Summary: Define HOTSPOT_LIB_ARCH in the preprocessor flags of the generated projects
Reviewed-by: kamg, xlu

Summary: Update the HS15 Build number to 02
Reviewed-by: jcoomes

Summary: Add checks for DecodeN nodes into AutoBox elimination code.
Reviewed-by: never

Summary: Two assertions were incorrectly composed.
Reviewed-by: tonyp

Summary: There are two typos in andL_rReg_imm instructions in x86_64.ad.
Reviewed-by: kvn

6805724: ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant.
Summary: C2, ModLNode::Ideal() generates functionally incorrect graph when divisor is any (2^k-1) constant.
Reviewed-by: rasbold

Summary: This patch adds a comment pointing to the Hacker's Delight version of the algorithm plus a verbatim copy of it.  Furthermore it adds inline comments.
Reviewed-by: kvn, jrose

Reviewed-by: tonyp

Summary: replaced localtime() with localtime_r() on Solaris and Linux.
Reviewed-by: apetrusenko, dholmes, jmasa

6802413: G1: G1FixedSurvivorSpaceSize should be converted into regions in calculate_survivors_policy()
Reviewed-by: tonyp, jmasa

Summary: Substitute a spin loop for most calls to yield() to reduce the stress on the system.
Reviewed-by: tonyp

Summary: Move the CreateEx up before each round of IFG construction
Reviewed-by: never, phh

Summary: Use merged memory state for an allocation's slow path.
Reviewed-by: never

6797754: G1: combined bugfix
Summary: Implemented a policy to control G1 survivor space parameters.
Reviewed-by: tonyp, iveresov

Summary: Add new product flag -XX:+IgnoreUnrecognizedVMOptions
Reviewed-by: ysr, xlu

Reviewed-by: jrose, kvn

Reviewed-by: kvn

Reviewed-by: phh, kvn