Reviewed-by: iveresov, kvn

Summary: type information gets lost because replace_in_map() doesn't update parent maps
Reviewed-by: kvn, twisti

Reviewed-by: kvn, twisti

Summary: Stop current iteration of loop opts if partial_peel() failed and it created node clones outside processed loop.
Reviewed-by: roland

Summary: add guarantee() checks
Reviewed-by: kvn

Summary: keep an (almost) accurate running count of the reachable (live) flow graph nodes.
Reviewed-by: kvn, twisti, jrose, vlivanov

Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

Summary: support of compress class pointers in the compilers.
Reviewed-by: kvn, twisti

Summary: Deleted placement new operator of Node - node(size_t, Compile *, int).
Reviewed-by: kvn, twisti
Contributed-by: bharadwaj.yadavalli@oracle.com

Summary: replace frequent C2 optimizer code patterns with new methods calls
Reviewed-by: kvn, twisti
Contributed-by: vladimir.x.ivanov@oracle.com

Summary: Don't split CMove node if it's control edge is different from split region.
Reviewed-by: never

Summary: Use dead nodes elimination code in PhaseIdealLoop before executing EA.
Reviewed-by: never, twisti

Summary: Avoid CMove in a loop if possible. May generate CMove if it could be moved outside a loop.
Reviewed-by: never

Summary: Do not move data nodes which are attached to a predicate test to a dominating test.
Reviewed-by: never

Summary: A predicate should not be moved in partial peel optimization since it will invalidate jvm state of its uncommon trap.
Reviewed-by: never

7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: ohair

Summary: Clone loop predicate for clonned loops
Reviewed-by: never

Summary: Add predicates when loop head bytecode is parsed instead of when back branch bytecode is parsed.
Reviewed-by: never

Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg

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

Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

Summary: Use PhiNode::make_blank(r, n) method to construct the phi.
Reviewed-by: never

Summary: Update copyright for files that have been modified in 2009, up to 07/09
Reviewed-by: tbell, ohair

Reviewed-by: never, kvn
Contributed-by: yamauchi@google.com, rasbold@google.com

Summary: Don not split a block if it contains a FastLockNode with a PhiNode input.
Reviewed-by: kvn, never

Summary: I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never

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