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

Summary: Don't decompress the klass pointer in the G1 pre-barrier code when !UseCompressedKlassPointers
Reviewed-by: coleenp, brutisso

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>

7192406: JSR 292: C2 needs exact return type information for invokedynamic and invokehandle call sites
Reviewed-by: kvn

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

Summary: C1 value numbering hits unloaded klass.
Reviewed-by: kvn, twisti

Reviewed-by: kvn, roland, jrose

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

Reviewed-by: kvn, twisti

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: Add annotation extraction code to class file parser.
Reviewed-by: twisti, jrose, kvn
Contributed-by: michael.haupt@oracle.com

7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain

Reviewed-by: kvn

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

Reviewed-by: kvn

Summary: Class.cast which calls Class.isInstance is heavily used by the new JSR 292 implementation
Reviewed-by: roland
Contributed-by: NKrystal Mok <rednaxelafx@gmail.com>

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

Reviewed-by: kvn, roland

Summary: use x87 instructions to implement exp() and pow() in interpreter/c1/c2.
Reviewed-by: kvn, never, twisti

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

Summary: Save whole XMM/YMM registers in safepoint interrupt handler.
Reviewed-by: roland, twisti

Reviewed-by: sla, never

7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
Summary: Change implementor to embedded instanceKlass field.
Reviewed-by: sspitsyn, minqi, coleenp

Summary: C1 does not recognize the default branch of a lookupswitch or tableswitch bytecode to be a safepoint if backward.
Reviewed-by: kvn, never

Summary: When resolving exception edges after register allocation, the C1 register allocator may insert spill code at the wrong insertion position.
Reviewed-by: kvn, never

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: forced exit may destory global objects that are still in use.
Reviewed-by: twisti, never, kvn

Summary: Goto that replaces a If mistaken to be a back branch and triggers erroneous OSR compilation.
Reviewed-by: never, iveresov

Reviewed-by: kvn, jrose, kevinw, brutisso, twisti, jmasa

Summary: too optimistic inlining decision confuses local value numbering.
Reviewed-by: never

Reviewed-by: never

Summary: Make sure that CompilationPolicy::event() doesn't throw exceptions
Reviewed-by: kvn, never

Summary: Pass correct type to branch in LIRGenerator::do_SwitchRanges()
Reviewed-by: kvn, never

Summary: fix usage of input register in assembly code for store check.
Reviewed-by: never

Summary: In CEE, ensure if and common successor state are at the same inline level
Reviewed-by: never

Summary: Moved sizeof(klassOopDesc), changed the return type to ByteSize and removed the _in_bytes suffix.
Reviewed-by: never, bdelsart, coleenp, jrose

Summary: fix C1's CEE to take inlining into account when the stacks in states are compared.
Reviewed-by: iveresov, never

Summary: Initialize printable_bci of instruction when passed to Canonicalizer
Reviewed-by: kvn, never

Reviewed-by: never, bdelsart

Summary: fix for a deoptimization found on PPC, which could impact other big endian platforms
Reviewed-by: roland, dholmes