[7u4] Request for approval for bulk integration of hs23-b10

[John Coomes]

Requesting approval to integrate hs23-b10 into jdk7u4-b07.

A webrev is available at:

http://cr.openjdk.java.net/~amurillo/7u4/hs23-b10-jdk7u4-b07.webrev/

Pre-integration has completed and SQE has approved the integration.

The fixes in the proposed integration are below.  All have undergone
nightly testing and are already in a jdk8 repository.

6888336: G1: avoid explicitly marking and pushing objects in survivor spaces
7050298: ARM: SIGSEGV in JNIHandleBlock::allocate_handle
7064302: JDK7 build 147 crashed after testing my java 6-compiled web app
7102776: Pack instanceKlass boolean fields into single u1 field
7110824: ctw/jarfiles/GUI3rdParty_jar/ob_mask_DateField crashes VM
7110832: ctw/.../org_apache_avalon_composition_util_StringHelper crashes the VM
7113006: G1: excessive ergo output when an evac failure happens
7113021: G1: automatically enable young gen size auto-tuning when -Xms==-Xmx
7114106: C1: assert(goto_state->is_same(sux_state)) failed: states must match now
7116216: StackOverflow GC crash
7116452: Add support for AVX instructions
7117052: instanceKlass::_init_state can be u1 type
7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions
7119027: G1: use atomics to update RS length / predict time of inc CSet
7119294: Two command line options cause JVM to crash
7119730: Tiered: SIGSEGV in AdvancedThresholdPolicy::is_method_profiled(methodOop)
7120511: Add diagnostic commands
7121073: secondary_super_cache memory slice has incorrect bounds in flatten_alias_type
7121111: -server -Xcomp -XX:+TieredCompilation does not invoke C2 compiler
7121140: Allocation paths require explicit memory synchronization operations for RMO systems
7121496: G1: do the per-region evacuation failure handling work in parallel
7121618: Change type of number of GC workers to unsigned int.
7121623: G1: always be able to reliably calculate the length of a forwarded chunked array
7121648: Use 3-operands SIMD instructions on x86 with AVX
7122253: Instrumentation.retransformClasses() leaks class bytes
7123108: C1: assert(if_state != NULL) failed: states do not match up
7123165: G1: output during parallel verification can get messed up
7123253: C1: in store check code, usage of registers may be incorrect
7123315: instanceKlass::_static_oop_field_count and instanceKlass::_java_fields_count should be u2 type.
7123810: new hotspot build - hs23-b10
7123954: Some CTW test crash with SIGSEGV
7124829: NUMA: memory leak on Linux with large pages
7125281: G1: heap expansion code is replicated
7125503: Compiling collectedHeap.cpp fails with -Werror=int-to-pointer-cast with g++ 4.6.1
7125516: G1: ~ConcurrentMark() frees incorrectly
7125594: C-heap growth issue in ThreadService::find_deadlocks_at_safepoint
7125879: assert(proj != NULL) failed: must be found
7125896: Eliminate nested locks
7125934: Add a fast unordered timestamp capability to Hotspot on x86/x64
7126185: Clean up lasterror handling, add os::get_last_error()
7126480: Make JVM start time in milliseconds since the Java epoch available
7127032: fix for 7122253 adds a JvmtiThreadState earlier than necessary
7128352: assert(obj_node == obj) failed
7128355: assert(!nocreate) failed: Cannot build a phi for a block already parsed
7128532: G1: Change default value of G1DefaultMaxNewGenPercent to 80
7129240: backout fix for 7102776 until 7128770 is resolved
7129618: assert(obj_node->eqv_uncast(obj),"");