Summary: HotSpot changes to support @Contended annotation.
Reviewed-by: coleenp, kvn, jrose
Contributed-by: NAleksey Shipilev <aleksey.shipilev@oracle.com>

Summary: Instead of passing in last_entry to all the VM_ macros just expand it in the main vmStructs.cpp file.
Reviewed-by: dholmes, sspitsyn, minqi

Summary: use 256bit vpxor,vptest instructions in String.compareTo() and equals() intrinsics.
Reviewed-by: twisti

Reviewed-by: jrose, kvn, twisti
Contributed-by: NMorris Meyer <morris.meyer@oracle.com>

Summary: Use YMM registers in arraycopy and array_fill stubs.
Reviewed-by: roland, twisti

Summary: use 'rep stosb' instead of 'rep stosq' when fast-string operations are available.
Reviewed-by: twisti, roland

Reviewed-by: jrose, kvn, twisti
Contributed-by: NMorris Meyer <morris.meyer@oracle.com>

Summary: Enable AES intrinsics on non-AVX cpus, group together aes instructions in crypto stubs.
Reviewed-by: roland, twisti

Reviewed-by: jrose, kvn, twisti
Contributed-by: NMorris Meyer <morris.meyer@oracle.com>

Reviewed-by: kvn, twisti
Contributed-by: NBharadwaj Yadavalli <bharadwaj.yadavalli@oracle.com>

Summary: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
Reviewed-by: coleenp, minqi, jrose

Reviewed-by: jrose, kvn

Reviewed-by: kvn

Reviewed-by: twisti, kvn
Contributed-by: NBharadwaj Yadavalli <bharadwaj.yadavalli@oracle.com>

Summary: Make metaspace::contains be lock free and used to see if something is in metaspace, also compare Method* with vtbl pointer.
Reviewed-by: dholmes, sspitsyn, dcubed, jmasa

8003848: Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod.
Summary: Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod.
Reviewed-by: bdelsart, sspitsyn, coleenp

Reviewed-by: dholmes, rbackman, coleenp

Summary: Change types of above methods and field to InstanceKlass and remove unneeded casts from the source files.
Reviewed-by: dholmes, coleenp, zgu
Contributed-by: harold.seigel@oracle.com

Summary: Add missing UseSSE check for AES intrinsics.
Reviewed-by: roland, twisti

Summary: Use new x86 AES instructions for AESCrypt.
Reviewed-by: twisti, kvn, roland
Contributed-by: tom.deneau@amd.com

Summary: do vector right shift operation for small int types only after loads
Reviewed-by: jrose, dlong

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

Reviewed-by: kvn, jrose

Summary: Remove buggy experimental option
Reviewed-by: acorn, coleenp
Contributed-by: harold.seigel@oracle.com

Summary: Add generation of vectors for scalar shift count.
Reviewed-by: roland, twisti, dlong

Reviewed-by: jrose, kvn

Summary: Capitalize these metadata types (and objArrayKlass)
Reviewed-by: stefank, twisti, kvn

Summary: There was a rogue os::breakpoint() call in log_dependency left over from the jsr292 merge.  Also changed verify_oop() calls for metadata to verify_{method,klass}_ptr.
Reviewed-by: kvn, twisti

Summary: C1 needs knowledge of T_METADATA at the LIR level.
Reviewed-by: kvn, coleenp

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>

Reviewed-by: kvn, dholmes, coleenp
Contributed-by: NTao Mao <tao.mao@oracle.com>

Summary: In C2 add software membar after load from Reference.referent field to prevent commoning of loads across safepoint since GC can change its value. In C1 always generate Reference.get() intrinsic.
Reviewed-by: roland, twisti, dholmes, johnc

Summary: Added asm encoding and mach nodes for vector arithmetic instructions on x86.
Reviewed-by: roland

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>

Summary: renamed mach nodes which use scalar AVX instructions, added integer vectors shuffling instructions
Reviewed-by: twisti

Summary: disable vectorization of a memory access with more elements per vector than one which is used for alignment on sparc
Reviewed-by: twisti

Summary: Increase vector size up to 256-bits for YMM AVX registers on x86.
Reviewed-by: never, twisti, roland

Reviewed-by: kvn