Summary: Move the CreateEx up before each round of IFG construction
Reviewed-by: never, phh

Summary: Add the missing check for CreateEx. Add new notproduct flag VerifyRegisterAllocator.
Reviewed-by: never

Reviewed-by: rasbold, kvn

Summary: rematerializing nodes results in incorrect inputs
Reviewed-by: rasbold

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

Summary: Generate addresses and implicit null checks with narrow oops to avoid decoding.
Reviewed-by: jrose, never

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