Summary: when possible optimize out array bound checks, inserting predicates when needed.
Reviewed-by: never, kvn, twisti
Contributed-by: Nthomaswue <thomas.wuerthinger@oracle.com>

Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: Njmasa &lt;jon.masamitsu@oracle.com&gt;, stefank &lt;stefan.karlsson@oracle.com&gt;, mgerdin &lt;mikael.gerdin@oracle.com&gt;, never <tom.rodriguez@oracle.com>

6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: NJohn Rose &lt;john.r.rose@oracle.com&gt;, Christian Thalinger &lt;christian.thalinger@oracle.com&gt;, Michael Haupt <michael.haupt@oracle.com>

Reviewed-by: 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: Issue storestore barrier before constructor return if the constructor write final field.
Reviewed-by: dholmes, jrose, roland, coleenp
Contributed-by: NJiangli Zhou <jiangli.zhou@oracle.com>

Summary: Move the inlinee invoke notification callback into inlinee preamble
Reviewed-by: kvn, never

Reviewed-by: never

Summary: better static analysis. Take advantage of array copy stubs.
Reviewed-by: never

6965570: assert(!needs_patching && x->is_loaded(),"how do we know it's volatile if it's not loaded")
Reviewed-by: iveresov

Reviewed-by: dholmes, bdelsart

Reviewed-by: iveresov, twisti

Summary: This change implements compressed oops for C1 for x64 and sparc. The changes are mostly on the codegen level, with a few exceptions when we do access things outside of the heap that are uncompressed from the IR. Compressed oops are now also enabled with tiered.
Reviewed-by: twisti, kvn, never, phh

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

Summary: Ifop optimization for c1
Reviewed-by: never, phh, iveresov

Summary: adjusted profiling code generation to use the new ValueStack implementation; lowered optimization level for c1_LinearScan.cpp on solaris x64.
Reviewed-by: kvn, never

Summary: fixes build break
Reviewed-by: never, kvn

Summary: Added profiling of instanceof and aastore.
Reviewed-by: kvn, jrose, never

Summary: Infrastructure for tiered compilation support (interpreter + c1 + c2) for 32 and 64 bit. Simple tiered policy implementation.
Reviewed-by: kvn, never, phh, twisti

Summary: Enable parallel compilation in C1
Reviewed-by: never, kvn

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

Reviewed-by: twisti

Summary: This implements JSR 292 support for C1 x86.
Reviewed-by: never, jrose, kvn

Summary: fixes an historical oddity in C1 with inlining where all of the expression stacks are kept in the topmost ValueStack instead of being in their respective ValueStacks.
Reviewed-by: never
Contributed-by: NChristian Wimmer <cwimmer@uci.edu>