Reviewed-by: iveresov, mgerdin

Summary: Change parent of G1OffsetTableContigSpace to CompactibleSpace, reimplement missing functionality
Reviewed-by: stefank, jmasa, tschatzl

Reviewed-by: stefank, brutisso, tschatzl

Summary: Rename save_marks to record_top_and_timestamp and remove som unused but related methods
Reviewed-by: stefank, ehelin

Reviewed-by: tschatzl, stefank

Reviewed-by: stefank, tschatzl

Reviewed-by: vlivanov, ehelin

Reviewed-by: mgerdin, tschatzl

Summary: Also-reviewed-by: kim.barrett@oracle.com
Reviewed-by: jmasa, jwilhelm

Reviewed-by: ehelin, mgerdin

Summary: Get rid of some duplicated implementations and change nonsense implementations to pure virtuals
Reviewed-by: stefank, jmasa

Summary: Only declare the functions where they are actually needed.
Reviewed-by: tschatzl, stefank

Reviewed-by: brutisso, tschatzl, stefank

Reviewed-by: tschatzl, stefank

Summary: Allocate temporary BitMaps in the VMThread's resource area
Reviewed-by: stefank, sjohanss

Reviewed-by: mgerdin, coleenp

Reviewed-by: coleenp, pliden

Reviewed-by: coleenp, mgerdin

Reviewed-by: tschatzl, coleenp

Reviewed-by: tschatzl, brutisso

Reviewed-by: tschatzl, mgerdin, jmasa

Reviewed-by: mgerdin, brutisso

Reviewed-by: mgerdin, brutisso, tschatzl

Summary: Refactor the strong root processing to avoid using a boolean in addition to the ScanOption enum.
Reviewed-by: stefank, tschatzl, ehelin, jmasa

Reviewed-by: jcoomes

Summary: Fixed parfait initialization issue.
Reviewed-by: kvn, twisti

Summary: Remove check that causes the VerifyError
Reviewed-by: dholmes, coleenp, acorn

Summary: Fix stackmap matching for branches.
Reviewed-by: coleenp, lfoltan, acorn

8049252: VerifyStack logic in Deoptimization::unpack_frames does not expect to see invoke bc at the top frame during normal deoptimization
Summary: Add missing check for reexecute flag to VerifyStack code.
Reviewed-by: roland

Reviewed-by: vlivanov, sla

Reviewed-by: mgerdin
Contributed-by: shrinivas.joshi@oracle.com

Reviewed-by: jcoomes

Reviewed-by: jmasa, ehelin, jwilhelm

Summary: Added arguments_ext.cpp to make place for initialization of extended features
Reviewed-by: sla, mgronlun

Reviewed-by: ysr, brutisso, tschatzl