Reviewed-by: kvn, dlong, aph

Summary: Fix some integer overflows
Reviewed-by: jrose, kvn, kbarrett, adinn, iklam

Summary: Add a field to C2 LoadNode and StoreNode classes which indicates whether the load/store should do an acquire/release on platforms which support it.
Reviewed-by: kvn

Summary: perform transforms during IGVN phase when Load has a single user.
Reviewed-by: jrose, kvn, twisti

Summary: Removed LoadUI2L node from Ideal nodes, use match rule in .ad files instead.
Reviewed-by: kvn

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

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

Summary: Remove flags which duplicate information in Node::NodeClasses.
Reviewed-by: never

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

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

Summary: Code compiled with server compiler generates an incorrect result.
Reviewed-by: cfang, never, kvn

Summary: The optimizer should be told to normalize (AndL (ConvI2L x) 0xFF) to (ConvI2L (AndI x 0xFF)), and then the existing matcher rule will work for free.
Reviewed-by: kvn

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: The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR.
Reviewed-by: never, rasbold

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

Summary: suppress constant folding of double divides and multiplications on ia32
Reviewed-by: never

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

Summary: Transform long division by constant into multiply
Reviewed-by: never, kvn