Summary: Use new nodes for loadFence/storeFence intrinsics in C2.
Reviewed-by: kvn, dholmes

Summary: Also introduces the compiler oracle 'option' feature for PrintAssembly.
Reviewed-by: kvn

Summary: smaller shared changes required to build the C2 compiler on PPC64.
Reviewed-by: kvn

Summary: Fixed Implicit NULL check optimization for AIX, where the page at address '0' is only write-protected.
Reviewed-by: kvn

Summary: extends MachCall nodes so that they can issue constants to the constant table
Reviewed-by: kvn

Summary: fix CPP-interpreter after CheckUnhandledOops was re-enabled in the fastdebug build
Reviewed-by: kvn, dholmes, lfoltan

Reviewed-by: kvn

Summary: Add additional, more verbose syntax checks in adlc. Fix printing constant's problem in format().
Reviewed-by: kvn

Summary: Add a field to C2 LoadNode and StoreNode classes which indicates whether the load/store should do an acquire/release on platforms which support it.
Reviewed-by: kvn

Summary: added ability in C2 to expand mach nodes to several mach nodes after register allocation
Reviewed-by: kvn

Reviewed-by: roland, kvn

Summary: Create extra constant pool cache entries for invokespecial/InterfaceMethodref to hold the alternate resolution.
Reviewed-by: jrose, lfoltan, hseigel

Summary: Need to process defaults for interfaces for invokespecial
Reviewed-by: lfoltan, hseigel, coleenp, jrose

Summary: null classes should be expected in profiles with conflicts
Reviewed-by: kvn, iveresov

Summary: inlined method handle calls can call methods with different signatures
Reviewed-by: kvn, iveresov

Reviewed-by: iveresov, kvn

Summary: receiver type collected by profiling for default method may be interface
Reviewed-by: kvn, iveresov

Reviewed-by: iveresov, kvn

Summary: Fixed proper sweeping of small code cache sizes
Reviewed-by: kvn, iveresov

Summary: Exclude last input argument's stack slots from vector's spilling masks.
Reviewed-by: iveresov

Summary: Needed to update _space_alignment in generation sizer to ensure correct sizing of spaces.
Reviewed-by: jmasa, tschatzl

Summary: Remove min_gen1_size argument from adjust_gen0_sizes()
Reviewed-by: tschatzl, brutisso

Summary: Update NewSize when _initial_gen0_size is changed
Reviewed-by: tschatzl, brutisso

Summary: Three tests added: 1) test stressing VirtualSpace by resizing it constantly 2) test running unit tests in several threads 3) test checking protected area in ReservedHeapSpace class
Reviewed-by: stefank, zgu
Contributed-by: aleksey.timofeev@oracle.com

Reviewed-by: jcoomes