Summary: check the state of caller and callee nmethods and skip call site patching if any of them is not alive
Reviewed-by: jrose, twisti

Summary: Fixed proper sweeping of small code cache sizes
Reviewed-by: kvn, iveresov

Reviewed-by: kvn, iveresov

Summary: Code cache sweeping based on method hotness; removed speculatively disconnect
Reviewed-by: kvn, iveresov

Summary: Enable CHECK_UNHANDLED_OOPS in fastdebug builds across all supported platforms.
Reviewed-by: coleenp, hseigel, dholmes, stefank, twisti, ihse, rdurbin
Contributed-by: lois.foltan@oracle.com

Summary: declare all user-defined operator new()s within Hotspot code with the empty throw() exception specification
Reviewed-by: coleenp, twisti, dholmes, hseigel, dcubed, kvn, ccheung
Contributed-by: lois.foltan@oracle.com

Summary: Method pointer for zombie methods may be invalid
Reviewed-by: kvn, coleenp

Summary: Add a list of nmethods to the RSet for a region that contain references into the region. Skip scanning the code cache during root scanning and scan the nmethod lists during RSet scanning instead.
Reviewed-by: tschatzl, brutisso, mgerdin, twisti, kvn

Summary: remove unused breakpoint relocation type
Reviewed-by: kvn

Reviewed-by: dholmes, coleenp
Contributed-by: jeremymanson@google.com, calvin.cheung@oracle.com

Summary: Walk the compiledIC relocation records to keep Method* from being deallocated.
Reviewed-by: dlong, kvn

Summary: nmethod::preserve_callee_argument_oops() must take appendix into account.
Reviewed-by: kvn, twisti

Summary: Remove continous free block requirement
Reviewed-by: kvn

Summary: add guarantee() to nmethod constructor and checks to ensure CodeCache has space before allocation
Reviewed-by: kvn

Summary: Remove function Klass::cast() and calls to it.
Reviewed-by: dholmes, 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: Removed the unused keep_alive parameter
Reviewed-by: stefank, dholmes, kamg, 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>

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: Pass the codeBuffer to the Stub constructor, and adapts the disassembler to print the comments.
Reviewed-by: jrose, kvn, twisti
Contributed-by: goetz.lindenmaier@sap.com

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

Reviewed-by: kvn, jrose, bdelsart

Reviewed-by: kvn

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

Summary: Integrate bsd-port/hotspot and macosx-port/hotspot changes as of 2011.09.29.
Reviewed-by: kvn, dholmes, never, phh
Contributed-by: NChristos Zoulas &lt;christos@zoulas.com&gt;, Greg Lewis &lt;glewis@eyesbeyond.com&gt;, Kurt Miller &lt;kurt@intricatesoftware.com&gt;, Alexander Strange &lt;astrange@apple.com&gt;, Mike Swingler &lt;swingler@apple.com&gt;, Roger Hoover &lt;rhoover@apple.com&gt;, Victor Hernandez &lt;vhernandez@apple.com&gt;, Pratik Solanki <psolanki@apple.com>

Reviewed-by: iveresov, kvn

Reviewed-by: kvn, never, bdelsart

Summary: don't skip receiver when GC'ing compiled invokedynamic callsites
Reviewed-by: twisti, kvn, jrose

Summary: Implement a more accurate is_scavengable()
Reviewed-by: stefank, jcoomes, ysr

Reviewed-by: never, kvn

Reviewed-by: kvn, coleenp, twisti, stefank

Reviewed-by: kvn

7024970: 2/3 assert(ServiceThread::is_service_thread(Thread::current())) failed: Service thread must post enqueue
Summary: Change nmethod_lock() to also prevent zombification of the nmethod. CompiledMethodUnload events also need to lock the nmethod. Clean ups in nmethod::make_not_entrant_or_zombie()
Reviewed-by: dholmes, kamg, never, dsamersoff, ysr, coleenp, acorn

Summary: Remove _last_pc_desc and use pcdescs[0] instead.
Reviewed-by: dcubed, coleenp, ysr

Summary: Use largest_free_block() instead of unallocated_capacity().
Reviewed-by: iveresov, never, ysr

Reviewed-by: kvn, iveresov

7012914: JSR 292 MethodHandlesTest C1: frame::verify_return_pc(return_address) failed: must be a return pc
Reviewed-by: never, bdelsart

6766644: Redefinition of compiled method fails with assertion "Can not load classes with the Compiler thread"
Summary: Defer posting events from the compiler thread: use service thread
Reviewed-by: coleenp, dholmes, never, dcubed

Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank

Reviewed-by: coleenp, jrose, kvn, dcubed