Summary: Remove the wrong flag -XX:+UseSuperword to fix the Nightly failure
Reviewed-by: kvn, never

Summary: initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)
Reviewed-by: kvn, twisti, never

Summary: Asserts and comments to help maintain the correct sizing of certain stubs
Reviewed-by: kvn

6711117: Assertion in 64bit server vm (flat != TypePtr::BOTTOM,"cannot alias-analyze an untyped ptr")
Summary: Delay a memory node transformation if its control or address on IGVN worklist.
Reviewed-by: never

6826960: C2 Sparc: assert(bb->_nodes(_bb_end)->is_Proj(),"skipping projections after expected call")
Summary: Add the check when a Halt node is placed in a separate block.
Reviewed-by: twisti

Reviewed-by: kvn

Reviewed-by: kvn, jcoomes

Summary: Use a HaltNode on the fall through path of the AllocateArrayNode to indicate that it is unreachable if the array length is negative.
Reviewed-by: never, jrose

Reviewed-by: kvn, jrose

Reviewed-by: jrose, phh, kvn

Summary: Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.
Reviewed-by: kvn, never, jrose

Summary: Tune C2 flags default values for performance.
Reviewed-by: never, phh, iveresov, jmasa, ysr

Summary: When using compressed oops, rather than chaining the overflowed grey objects' pre-images through their klass words, we use GC-worker thread-local overflow stacks.
Reviewed-by: jcoomes, jmasa

Summary: Update the HS15 Build number to 04
Reviewed-by: jcoomes

6822333: _call_stub_compiled_return address handling in SA is broken causing jstack to hang occasionally
Reviewed-by: kvn, twisti

Summary: Add 2 news classes to create VC8 and VC9 projects
Reviewed-by: apetrusenko, xlu

Summary: Used the outer loop frequency in frequencies checks in RA.
Reviewed-by: never, twisti

Reviewed-by: kvn, phh

Summary: Make object_iterate() traverse the perm gen
Reviewed-by: apetrusenko, tonyp

Reviewed-by: iveresov, tonyp

Summary: Add executable parameters to reserve_memory and commit_memory to reduce executable memory to only the Code Heap.
Reviewed-by: xlu, kvn, acorn

Reviewed-by: xlu, mchung

Summary: Change create_vm() to load and initialize StringValue rather than String.
Reviewed-by: kvn

Reviewed-by: kvn

Summary: Fixed SuperWord scheduling of memory operations.
Reviewed-by: kvn, never

6805522: Server VM fails with assertion (block1->start() != block2->start(),"successors have unique bcis")
Reviewed-by: kvn

Summary: Small fixes to sort out some verbosegc-related incorrectness and a failure
Reviewed-by: apetrusenko

Summary: preparatory but separable changes for method handles
Reviewed-by: kvn, never

Summary: Resetting the invocation counter for a method invocation event was setting count to zero for CompileThreshold=1, making it look like a never executed method.
Reviewed-by: phh, kamg, acorn, never