Merge

8132318: -XX:TraceJumps is broken on Sparc
Reviewed-by: kvn, thartmann

8161258: Simplify including platform files.
Summary: Include patform files with macros cpu_header() etc. Do various cleanups of macro usages. Remove _64/_32 from adlc generated files and platform .hpp files. Merge stubRoutines_x86*.hpp. Remove empty mutex_<os>* files.
Reviewed-by: dholmes, coleenp, kbarrett

Merge

8148047: Move the vtable length field to Klass
Reviewed-by: cjplummer, twisti, coleenp, kbarrett

8147461: Use byte offsets for vtable start and vtable length offsets
Reviewed-by: cjplummer, coleenp, dnsimon

8147937: Adapt SAP copyrights to new company name.
Reviewed-by: simonis, stuefe

8144019: PPC64 C1: Introduce Client Compiler
Reviewed-by: goetz

8077838: Recent developments for ppc.
Summary: Power 8 recognition and instructions, math.*Exact intrinsics and rtm, C2 optimizations
Reviewed-by: kvn, simonis

8037915: PPC64/AIX: Several smaller fixes
Reviewed-by: kvn

8029940: PPC64 (part 122): C2 compiler port
Reviewed-by: kvn

8028471: PPC64 (part 215): opto: Extend ImplicitNullCheck optimization.
Summary: Fixed Implicit NULL check optimization for AIX, where the page at address '0' is only write-protected.
Reviewed-by: kvn

8027968: Adapt PPC to 8024927: Nashorn performance regression with CompressedOops
Reviewed-by: coleenp, kvn

8019972: PPC64 (part 9): platform files for interpreter only VM.
Summary: With this change the HotSpot core build works on Linux/PPC64. The VM succesfully executes simple test programs.
Reviewed-by: kvn