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

Reviewed-by: kvn, twisti
Contributed-by: NKrystal Mok <sajia@taobao.com>

Summary: use shorter instruction sequences for atomic add and atomic exchange when possible.
Reviewed-by: kvn, jrose

Summary: Add Value() methods to short and byte Load nodes to truncate constants which does not fit.
Reviewed-by: jrose

Summary: adds store store barrier after initialization of header and body of objects.
Reviewed-by: never, kvn

Summary: Don't zero new typeArray during runtime call if the allocation is followed by arraycopy into it.
Reviewed-by: twisti

Summary: Try to eliminate allocations and related locks immediately after escape analysis.
Reviewed-by: never

Summary: on T4 2 BIS instructions should be issued to prefetch 64 bytes
Reviewed-by: iveresov, phh, twisti

Summary: replace MemBarAcquire/MemBarRelease nodes on the monitor enter/exit code paths with new MemBarAcquireLock/MemBarReleaseLock nodes
Reviewed-by: kvn, twisti

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: In Ideal() method of String intrinsics nodes look for TypeAryPtr::CHARS memory slice if memory is MergeMem. Do not unroll a loop with String intrinsics code.
Reviewed-by: never

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

Summary: check that raw loads have control edge
Reviewed-by: never, twisti

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

Summary: Use BIS instruction for allocation prefetch on Sparc
Reviewed-by: twisti

Reviewed-by: kvn

Summary: Add missing checks for MemBar nodes in EA.
Reviewed-by: never

6875866: Intrinsic for String.indexOf() is broken on x86 with SSE4.2
Summary: Modify String intrinsic methods to pass char[] pointers instead of string oops.
Reviewed-by: never

6877254: Server vm crashes with no branches off of store slice" when run with CMS and UseSuperWord(default)
Summary: design StoreCMNode::Ideal to promote its oopStore input if the input is a MergeMem node
Reviewed-by: kvn, never

Summary: Use SSE 4.2 in intrinsics for String.{compareTo/equals/indexOf} and Arrays.equals.
Reviewed-by: kvn, never, jrose

Summary: Update copyright for files that have been modified in 2009, up to 03/09
Reviewed-by: katleman, tbell, ohair

Summary: Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.
Reviewed-by: never, kvn

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

Summary: Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.
Reviewed-by: phh, kvn

Summary: Inline biased locking code in C2 ideal graph during macro nodes expansion
Reviewed-by: never

Summary: insert CastII nodes to narrow type of load_array_length() node
Reviewed-by: never, kvn

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

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

Summary: Intrinsify java/util/Arrays.equals(char[], char[])
Reviewed-by: kvn, 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: fix several problems in C2 related to Escape Analysis and Compressed Oops.
Reviewed-by: never, jrose

Summary: Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().
Reviewed-by: jrose, sgoldman

Summary: Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().
Reviewed-by: jrose, sgoldman

Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

Summary: EA gives opportunite to do more aggressive memory optimizations.
Reviewed-by: never, jrose

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

Summary: CmpP could be optimized out if it compares new allocated objects.
Reviewed-by: jrose, never, rasbold

Summary: T_ADDRESS size is defined as 'int' size (4 bytes) but C2 use it for raw pointers and as memory type for StoreP and LoadP nodes.
Reviewed-by: jrose

Reviewed-by: kvn, rasbold