8136469: OptimizeStringConcat fails on pre-sized StringBuilder shapes Summary: Cut off dead if branch already during parsing (GVN). Reviewed-by: shade, kvn, roland

8146629: Make phase->is_IterGVN() accessible from Node::Identity and Node::Value Summary: Change arguments of Node::Identity() and Node::Value() from PhaseTransform* to PhaseGVN*. Reviewed-by: kvn, roland

Merge

8145322: Code generated from unsafe loops can be slightly improved Summary: improve code generated from checkIndex and unsafe loops Reviewed-by: kvn, thartmann

8086053: Address inconsistencies regarding ZeroTLAB Summary: Add zero-initialization to C1 for fast TLAB refills; strenghten C2 conditions for skipping zero-initialization. Reviewed-by: kvn, thartmann

8146705: Improve JVMCI support for blocking compilation Reviewed-by: twisti, never, iveresov

Merge

8139771: Eliminating CastPP nodes at Phis when they all come from a unique input may cause crash Summary: Lost dependency when CastPP at Phis are eliminate Reviewed-by: kvn

8133612: new clone logic added in 8042235 is missing from compiler intrinsics Reviewed-by: roland

8140659: C1: invokedynamic call patching violates JVMS-6.5.invokedynamic Reviewed-by: roland

8071374: -XX:+PrintAssembly -XX:+PrintSignatureHandlers crash fastdebug VM with assert(limit == __null || limit <= nm->code_end()) in RelocIterator::initialize Reviewed-by: kvn, iklam, shade

8146613: PPC64: C2 does no longer respect int to long conversion for stub calls Reviewed-by: kvn, goetz

8143353: update for x86 sin and cos in the math lib Summary: Optimize Math.sin() and cos() for 64 and 32 bit X86 architecture using Intel LIBM implementation. Reviewed-by: kvn

8146612: C2: Precedence edges specification violated Reviewed-by: kvn

8146678: aarch64: assertion failure: call instruction in an infinite loop Summary: Remove assertion Reviewed-by: aph

8146581: Minor corrections to the patch submitted for earlier bug id - 8143925 Reviewed-by: kvn Contributed-by: kishor.kharbas@intel.com

Merge

8147848: [TESTBUG] tmtools tests ported to JTREG need to be quarantined Summary: Quarantined some tests with false failures Reviewed-by: sla

Merge

8147509: [aix] Newlines missing in register info printout Reviewed-by: simonis

8147611: G1 - Missing memory barrier in start_cset_region_for_worker Reviewed-by: mgerdin, tschatzl

8146751: jdk/test/tools/launcher/TooSmallStackSize.java failed on Mac OS Reviewed-by: dholmes, gtriantafill

Merge

8147012: Fix includes in internalVMTests.cpp Reviewed-by: stefank, mgerdin

8129419: heapDumper.cpp: assert(length_in_bytes > 0) failed: nothing to copy Reviewed-by: dsamersoff

Merge

8146985: Change output directory for hotspot's jtreg tests Reviewed-by: erikj, mikael

Merge

8132717: Add tests checking that instances of j.l.Classes of a large size are allocated as Humongous Reviewed-by: jmasa, dfazunen

8132720: Add tests which checks that Humongous objects are not moved after Full GC Reviewed-by: jmasa, dfazunen

Merge

8146990: Convert CollectorPolicy to use log_warning instead of warning Reviewed-by: sjohanss, brutisso