Reviewed-by: stefank, sjohanss

Reviewed-by: mgerdin, jmasa

Reviewed-by: jcoomes

Reviewed-by: stefank, mgerdin

Summary: Add a list of nmethods to the RSet for a region that contain references into the region. Skip scanning the code cache during root scanning and scan the nmethod lists during RSet scanning instead.
Reviewed-by: tschatzl, brutisso, mgerdin, twisti, kvn

Reviewed-by: stefank, ehelin

Summary: Replace MAX_UNROLL constant with new C2 LoopMaxUnroll flag.
Reviewed-by: roland

Reviewed-by: coleenp, mgerdin

Reviewed-by: jmasa, ehelin

8020598: ObjectCountEventSender::send needs INCLUDE_TRACE guards when building OpenJDK with INCLUDE_TRACE=0
Reviewed-by: stefank, brutisso, sjohanss

Summary: ActiveMethodOopsCache was used to keep track of old versions of some methods that are cached in Universe but is buggy with permgen removal and not needed anymore
Reviewed-by: sspitsyn, dcubed, mseledtsov

Summary: Fixed project generation code, and added warning to upgrade to VS 2008 SP1.
Reviewed-by: dcubed, ccheung

Summary: 'compileonly' directive has beens added to each 'compiler/whitebox' test
Reviewed-by: kvn

Summary: Add support for recognizing Windows 8.1 and Server 2012 R2 and minor cleanup
Reviewed-by: coleenp, dsamersoff

Reviewed-by: jcoomes

Summary: If java test return none zero, the value will be override by 'if' statement, the exit value will always '0' and pass. Fix by recording the result in a variable.
Reviewed-by: coleenp, dholmes, iklam
Contributed-by: yumin.qi@oracle.com

Summary: Added extra help message in make/solaris/makefiles/dtrace.make
Reviewed-by: dholmes, sspitsyn

Summary: ProjectCreator tool is modified to support two new options: '-relativeAltSrcInclude' and '-altRelativeInclude' which prevents IDE linker errors. Also fixed some cmd line build linker warnings. Misc cleanups.
Reviewed-by: rdurbin, coleenp

Summary: Remove .ad files that are not used
Reviewed-by: kvn

Summary: Hide private node to block mapping using public interface
Reviewed-by: kvn, roland

Summary: stat64 have to be replaced with stat
Reviewed-by: dholmes, kmo
Contributed-by: rednaxelafx@gmail.com