Merge

Merge

7120511: Add diagnostic commands Reviewed-by: acorn, phh, dcubed, sspitsyn

7129240: backout fix for 7102776 until 7128770 is resolved Reviewed-by: phh, bobv, coleenp, dcubed Contributed-by: Jiangli Zhou <jiangli.zhou@oracle.com>

Merge

7119294: Two command line options cause JVM to crash Summary: Setup thread register in MacroAssembler::incr_allocated_bytes() on x64 Reviewed-by: kvn

7125879: assert(proj != NULL) failed: must be found Summary: Leave i_o attached to slow allocation call when there are no i_o users after the call. Reviewed-by: iveresov, twisti

Merge

7123954: Some CTW test crash with SIGSEGV Summary: Correct Allocate expansion code to preserve i_o when only slow call is generated. Reviewed-by: iveresov

7110832: ctw/.../org_apache_avalon_composition_util_StringHelper crashes the VM Summary: Distance is too large for one short branch in string_indexofC8(). Reviewed-by: iveresov

7123253: C1: in store check code, usage of registers may be incorrect Summary: fix usage of input register in assembly code for store check. Reviewed-by: never

7123108: C1: assert(if_state != NULL) failed: states do not match up Summary: In CEE, ensure if and common successor state are at the same inline level Reviewed-by: never

7121140: Allocation paths require explicit memory synchronization operations for RMO systems Summary: adds store store barrier after initialization of header and body of objects. Reviewed-by: never, kvn

7118863: Move sizeof(klassOopDesc) into the *Klass::*_offset_in_bytes() functions Summary: Moved sizeof(klassOopDesc), changed the return type to ByteSize and removed the _in_bytes suffix. Reviewed-by: never, bdelsart, coleenp, jrose

7121648: Use 3-operands SIMD instructions on x86 with AVX Summary: Use 3-operands SIMD instructions in C2 generated code for machines with AVX. Reviewed-by: never

7121073: secondary_super_cache memory slice has incorrect bounds in flatten_alias_type Reviewed-by: kvn

7116452: Add support for AVX instructions Summary: Added support for AVX extension to the x86 instruction set. Reviewed-by: never

7121111: -server -Xcomp -XX:+TieredCompilation does not invoke C2 compiler Summary: Exercise C2 more in tiered mode with Xcomp Reviewed-by: kvn, never

7114106: C1: assert(goto_state->is_same(sux_state)) failed: states must match now Summary: fix C1's CEE to take inlining into account when the stacks in states are compared. Reviewed-by: iveresov, never

7119730: Tiered: SIGSEGV in AdvancedThresholdPolicy::is_method_profiled(methodOop) Summary: Added handles for references to methods in select_task() Reviewed-by: twisti, kvn

Merge

Merge

7126480: Make JVM start time in milliseconds since the Java epoch available Summary: Expose existing Management::_begin_vm_creation_time via new accessor Management::begin_vm_creation_time(). Reviewed-by: acorn, dcubed

7125594: C-heap growth issue in ThreadService::find_deadlocks_at_safepoint Reviewed-by: sspitsyn, dcubed, mchung, dholmes

7127032: fix for 7122253 adds a JvmtiThreadState earlier than necessary Summary: Use JavaThread::jvmti_thread_state() instead of JvmtiThreadState::state_for(). Reviewed-by: coleenp, poonam, acorn

7126185: Clean up lasterror handling, add os::get_last_error() Summary: Add os::get_last_error(), replace getLastErrorString() by os::lasterror() in os_windows.cpp. Reviewed-by: kamg, dholmes Contributed-by: erik.gahlin@oracle.com

7125934: Add a fast unordered timestamp capability to Hotspot on x86/x64 Summary: Add rdtsc detection and inline generation. Reviewed-by: kamg, dholmes Contributed-by: karen.kinnear@oracle.com

Merge