Merge

Merge

Merge

Merge

7098155: Resize young gen at full collections for UseParallelGC Reviewed-by: tschatzl

Merge

8035057: NewSize ergonomics wrong when setting small or unaligned size on command line Summary: Making sure that if NewSize is set on the command line it should be used for both min and initial size even if it is re-aligned. Reviewed-by: jwilhelm, jmasa

8023899: Typo in TraceCPUTime message Summary: Removed the comma Reviewed-by: pliden, tschatzl

Merge

8036976: PPC64: implement the template interpreter Reviewed-by: kvn, coleenp Contributed-by: axel.siebenborn@sap.com, martin.doerr@sap.com

8031321: Support Intel bit manipulation instructions Summary: Add support for BMI1 instructions Reviewed-by: kvn, roland

8037043: put Method flag bits in predictable positions Reviewed-by: kvn, coleenp

Merge

8028037: [parfait] warnings from b114 for hotspot.src.share.vm Summary: Insert null check for one warning; other warning handled in parfait config Reviewed-by: kvn

Merge

8025644: java/util/stream/test/org/openjdk/tests/java/util/stream/ToArrayOpTest.java fails with TestData$OfRef): failure java.lang.AssertionError: expected [true] but found [false] Summary: In GraphKit::gen_checkcast() provide only exact superklass to GraphKit::maybe_cast_profiled_receiver() Reviewed-by: kvn, roland

8029799: vm/mlvm/anonloader/stress/oome prints warning: CodeHeap: # of free blocks > 10000 Summary: Double CodeCacheSegmentSize from 64 byte to 128 bytes if tiered compilation is enabled Reviewed-by: kvn, twisti

8036777: AIX: Adapt implementation after '6546236: Thread interrupt() of Thread.sleep() can be lost on Solaris.' Reviewed-by: kvn

Merge

8035647: PPC64: Support for elf v2 abi. Summary: ELFv2 ABI used by the little endian PowerPC64 on Linux. Reviewed-by: kvn Contributed-by: asmundak@google.com

8036667: "assert(adr->is_AddP() && adr->in(AddPNode::Offset)->is_Con()) failed: offset is a constant" with FoldStableValues on Reviewed-by: kvn

Merge

8032633: Enable type speculation by default Summary: enable type speculation Reviewed-by: kvn

8027124: [TESTBUG] NonTieredLevelsTest: java.lang.RuntimeException: private TestCase$Helper(java.lang.Object) must be osr_compiled Reviewed-by: kvn, roland

8027257: [TESTBUG] compiler/ciReplay/TestVM.sh : Error: Could not find or load main class negative_test Reviewed-by: roland, kvn

8028482: [TESTBUG] tests that use JMX should be in need_compact3 test group Reviewed-by: roland, sla, dholmes

8035983: Fix "Native frames:" in crash report (hs_err file) Summary: check fr.sender_sp() in java thread instead of os::is_first_C_frame(&fr). Reviewed-by: twisti, coleenp

8036146: make CPP interpreter build again Summary: fix build of CPP interpreter on x86 and sparc Reviewed-by: kvn

Merge

8035841: assert(dp_src->tag() == dp_dst->tag()) failed: should be same tags 1 != 0 at ciMethodData.cpp:90 Summary: concurrent update of traps with construction of ciMethodData Reviewed-by: kvn, twisti

Merge

8036091: compiler/membars/DekkerTest.java fails with -XX:CICompilerCount=1 Summary: Start test with -XX:-TieredCompilation so that one compiler thread works Reviewed-by: kvn, twisti

Merge

8036092: [TESTBUG] compiler/uncommontrap/TestSpecTrapClassUnloading.java fails with: Unrecognized VM option 'UseTypeSpeculation' Summary: Add -XX:+IgnoreUnrecognizedVMOptions to @main/othervm to make the test pass on Client VM Reviewed-by: kvn, roland

8036619: Shark: add LLVM 3.4 support Reviewed-by: twisti

8036614: AIX: fix adjust-mflags.sh to build with GNU Make 4.0 (adapt 8028407 for AIX) Reviewed-by: kvn

8036100: Default method returns true for a while, and then returns false Reviewed-by: kvn, jrose

8025842: Convert warning("Thread holding lock at safepoint that vm can block on") to fatal(...) Reviewed-by: iveresov, roland, coleenp

8035828: Turn on @Stable support in VM Reviewed-by: jrose, twisti

8035887: VM crashes trying to force inlining the recursive call Reviewed-by: kvn, twisti

8031818: Experimental VM flag for enforcing safe object construction Summary: -XX:+AlwaysSafeConstructors to unconditionally emit the trailing constructor barrier. Reviewed-by: kvn, roland

8033380: Experimental VM flag to enforce access atomicity Summary: -XX:+AlwaysAtomicAccesses to unconditionally enforce the access atomicity. Reviewed-by: roland, kvn, iveresov

8007270: Make IsMethodCompilable test work with tiered Summary: Only c2 compiles counts toward cutoff Reviewed-by: kvn, roland

8035946: Use ResourceHashtable for dependency checking Summary: Use ResourceHashtable for dependency checking and delete GenericHashtable Reviewed-by: kvn, coleenp

8033990: Add message to verbose output to indicate when JVM was unable to use shared archive (with -Xshare:auto) Summary: Added message to indicate when sharing was attempted but failed Reviewed-by: coleenp, ctornqvi

8036122: Fix warning 'format not a string literal' Reviewed-by: mduigou, kvn

8036547: test/runtime/CompressedOops/CompressedClassPointers.java fails with product build since -XX:+PrintMiscellaneous is a debug only flag Summary: Use PrintCompressedOopsMode and these other flags that match printing compressed oop information Reviewed-by: ctornqvi, sla

Merge

8035735: Metaspace::contains become extremely slow in some cases Summary: Call is_metadata instead which does less work for the call in debugInfo.hpp which is called for all compiled code stack frames. Reviewed-by: jmasa, dcubed

8036102: part of the fix for 6498581 lost in mismerge Summary: Restore code lost in mis-merge Reviewed-by: dcubed

6471769: Error: assert(_cur_stack_depth == count_frames(),"cur_stack_depth out of sync") Summary: It is more safe to get/update data for suspended threads at a safepoint Reviewed-by: dcubed, twisti, dholmes Contributed-by: serguei.spitsyn@oracle.com

Merge

8035893: JVM_GetVersionInfo fails to zero structure Reviewed-by: sla, zgu

8036010: hs: Some jtreg tests use hard coded ports Summary: bind to an ephemeral port Reviewed-by: jbachorik, sla

6498581: ThreadInterruptTest3 produces wrong output on Windows Summary: There is race condition between os::interrupt and os::is_interrupted on Windows. In JVM_Sleep(Thread.sleep), check if thread gets interrupted, it may see interrupted but not really interrupted so cause spurious waking up (early return from sleep). Fix by checking if interrupt event really gets set thus prevent false return. For intrinsic of _isInterrupted, on Windows, go fastpath only on bit not set. Reviewed-by: acorn, kvn Contributed-by: david.holmes@oracle.com, yumin.qi@oracle.com

8035150: ShouldNotReachHere() in ConstantPool::copy_entry_to Reviewed-by: dcubed, mgronlun