Summary: Update the HS19 build number to 04
Reviewed-by: jcoomes

Reviewed-by: ohair, valeriep

Summary: Adjust performance flags settings.
Reviewed-by: never, phh

Summary: Use replace_node() method instead of subsume_node().
Reviewed-by: jrose, never

Summary: normalize widen value in xmeet() and xdual() methods for types Int and Long so the type meet will be symmetric.
Reviewed-by: jrose

Reviewed-by: phh

Summary: Missing protected page below heap with compressed oops on Linux with large pages use.
Reviewed-by: never, phh, jcoomes

Summary: Shrinking of a generation and the corresponding card table was causing part of the card table to be uncommitted.
Reviewed-by: jcoomes

Reviewed-by: twisti, never

Summary: Minor source code adjustments for parfait compilation, since it uses different compiler vs. JDK
Reviewed-by: never, kamg

Reviewed-by: dcubed, kvn, twisti

6956958: assert(is_clean() || is_call_to_compiled() || is_call_to_interpreted() || is_optimized() || is_megam
Reviewed-by: kvn

Reviewed-by: ohair, jcoomes

Summary: check that raw loads have control edge
Reviewed-by: never, twisti

Reviewed-by: kvn, twisti

Summary: There is a missing semicolon in cppInterpreter_zero.cpp.
Reviewed-by: twisti
Contributed-by: NGary Benson <gbenson@redhat.com>

Summary: Support java_mirror for unloaded klasses, arrays as well as instances.  Simplify ciTypeFlow by removing unused path.
Reviewed-by: kvn

Summary: Modify assembler code to check for 0 count for all copy routines.
Reviewed-by: never, ysr, jcoomes

Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode.
Reviewed-by: twisti, never

Summary: In C2's G1 post write barrier, the loads of the buffer and index fields from the DirtyCardQueue structure may be moved across a safepoint. Use the current value of "control" in the C2 IR to limit how far these loads can move.
Reviewed-by: never, iveresov, kvn