Reviewed-by: rasbold, kvn

Reviewed-by: rasbold, jrose

Reviewed-by: kvn, rasbold

Summary: fixed few addP node type and narrow oop type problems.
Reviewed-by: rasbold, never

Summary: Escape Analysis fixes.
Reviewed-by: never, rasbold

Summary: partial peeling shouldn't place clones into loop
Reviewed-by: kvn

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: Set instance_id to InstanceBot for InstPtr->meet(AryPtr) when types are not related.
Reviewed-by: jrose, never

Summary: verify the adr_type of a mach node was not changed
Reviewed-by: rasbold, never

6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions
Summary: Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.
Reviewed-by: never, rasbold

Summary: Without LoopNode, exit early from loop unswitching and partial peeling
Reviewed-by: kvn, never, sgoldman

Summary: split_thru_phi produces top on a non-dead path
Reviewed-by: kvn, rasbold, sgoldman

Summary: Avoid an infinite generation of instance's field values Phi nodes.
Reviewed-by: never

Summary: float CMove generation add duplicated CMPF if there are more then one Move depending on the condition.
Reviewed-by: jrose, never, rasbold