8154753: Turn G1Policy into an interface Reviewed-by: sjohanss, mgerdin

Merge

8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure Summary: GC walks the mirror using OopClosure rather than using CLDClosure in oops_interpreted_do() Reviewed-by: dlong, twisti, stefank

Merge

8154957: AArch64: Better byte behavior Summary: The fix for 8132051 is needed for AArch64. Reviewed-by: roland

8017629: G1: UseSHM in combination with a G1HeapRegionSize > os::large_page_size() falls back to use small pages Reviewed-by: pliden, sjohanss, stuefe

Merge

8153549: [TESTBUG] remove obsolete runtime/SharedArchiveFile/BasicJarBuilder Summary: Removed the obsolete file, after ensuring no other jdk components depend on it Reviewed-by: iklam, lfoltan, hseigel, gtriantafill, ctornqvi

Merge

8154566: os_linux.cpp parse_os_info gives non descriptive output on current SLES releases Summary: For SuSE, read the first line of the /etc/xrelease file, also get PRETTY_NAME from /etc/os_release Reviewed-by: gthornbr, coleenp

Merge

8154921: Fix aix after "8146879: Add option for handling existing log files in UL" Summary: Rename os::fileno to os::get_fileno because AIX defines macro 'fileno'. Reviewed-by: coleenp

Merge

8154210: Zero: Better byte behaviour Summary: Complete support for 8132051 on Zero and fix failure on 64-bit big-endian systems Reviewed-by: andrew, chrisphi, coleenp

Merge

8154838: G1CardLiveData::free_large_bitmap() uses wrong calculation to determine the number of words Summary: Use the exact same calculation as G1CardLiveData::allocate_large_bitmap() in free_large_bitmap(). Reviewed-by: stefank, jmasa

Merge

8148195: Some InstanceKlass and MethodCounters fields can be excluded when JVMTI is not supported Summary: Removed "previous version", "cached class file", and breakpoint related fields and code when JVMTI is not supported Reviewed-by: coleenp, sspitsyn

Merge

Merge

Merge

8086068: VM crashes with "-Xint -XX:+UseCompiler" options Summary: Prevent incompatible compiler flag combination. Reviewed-by: zmajo, kvn, ddmitriev

8153292: AllocateInstancePrefetchLines>AllocatePrefetchLines can trigger out-of-heap prefetching Summary: Set the size of the reserved TLAB area to the MAX of both flags. Reviewed-by: kvn, thartmann

8154145: Missing klass/method name in stack traces on error Reviewed-by: stefank, cjplummer

8154537: AArch64: some integer rotate instructions are never emitted Reviewed-by: aph, adinn, kvn

Merge

8153756: jdk.vm.ci should not depend on sun.misc ( jdk.unsupported module ) Reviewed-by: twisti

8153998: Masked vector post loops Summary: Masked vectorization for post loops to execute in a single iteration in place of fixup scalar loops which used to take many iterations to complete work for user loops. Reviewed-by: twisti, kvn

Merge

8154174: Improve JitTester performance Reviewed-by: iignatyev

8154135: Loop alignment may be added inside the loop body Reviewed-by: kvn, vlivanov

8153357: C2 creates incorrect cast after eliminating phi with unique input Summary: Refine C2's logic to determine the type of cast node added. Reviewed-by: kvn

8072428: Enable UseLoopCounter ergonomically if on-stack-replacement is enabled Summary: Set UseLoopCounter ergonomically if on-stack-replacement is enabled. Print warning. Reviewed-by: kvn

8153267: nmethod's exception cache not multi-thread safe Reviewed-by: aph, jcm, kvn

8151708: C1 FastTLABRefill can allocate TLABs past the end of the heap Summary: Use branch instruction that checks xcc instead of icc. Reviewed-by: kvn, thartmann

Merge

Merge

8153852: [jittester] move TypeUtil to utils package Summary: rewrite TypeUtil and move to utils package Reviewed-by: kvn

8140354: Unquarantine tests that failed with OutOfMemoryError Summary: unquarantine CompilerControl tests Reviewed-by: iignatyev

8153713: aarch64: improve short array clearing using store pair Summary: aarch64: generate store pair instruction to clear short arrays Reviewed-by: aph

8154073: Several compiler tests fail when are executed with C1 only Summary: Added missing flag checks to the tests and Whitebox API. Reviewed-by: kvn

8153818: Move similar CompiledIC platform specific code to shared code. Reviewed-by: iveresov, twisti

8153115: Move private interface check to linktime Summary: Check for private interface methods during linktime instead of runtime Reviewed-by: kvn, never, coleenp, acorn, lfoltan

Merge

8153885: [TESTBUG] few regression tests failed after 8151880 changes Summary: Test that uses compile() as missed in update Reviewed-by: kvn

8149374: Replace C1-specific collection classes with universal collection classes Reviewed-by: kvn, mgerdin, coleenp

8152590: C2: @Stable support doesn't always work w/ incremental inlining Reviewed-by: kvn

8138861: C2 complains about unreasonably large method running Octane zlib in Nashorn Reviewed-by: kvn

8153797: aarch64: Add Arrays.fill stub code Reviewed-by: aph Contributed-by: long.chen@linaro.org

8153439: do not install an empty SpeculationLog in an nmethod Reviewed-by: iveresov, twisti

Merge

8151880: EnqueueMethodForCompilationTest.java still fails to compile method Summary: Extract SimpleTestCaseHelper inner class Reviewed-by: kvn

8153514: Whitebox API should allow compilation of <clinit> Summary: Added Whitebox API method to trigger compilation of static initializer. Reviewed-by: zmajo, kvn, iignatyev

Merge

8149488: Incorrect declaration of bitsInByte in regmask.cpp. Summary: Corrected BITS_IN_BYTE_ARRAY_SIZE value as 256 for all bitsInByte usage. Reviewed-by: dlong, mcberg, thartmann, vlivanov

Merge

8153265: [TESTBUG] compiler/whitebox/ForceNMethodSweepTest should not assume asserts are benign Reviewed-by: twisti, ikrylov

8153165: Fix MX tool config script to make the tool work with TESTNG Reviewed-by: dnsimon, twisti

8152907: Update for x86 tan and log10 in the math lib Summary: Optimize Math.tan() and log10() for 64 and 32 bit X86 architecture using Intel LIBM implementation. Reviewed-by: kvn, twisti Contributed-by: shravya.rukmannagari@intel.com

8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic Summary: adds c1 & c2 x86 intrinsics for j.l.Runtime.onSpinWait() that utilize the PAUSE instruction Reviewed-by: iveresov, kvn Contributed-by: Ivan Krylov <ivan@azul.com>, Yuri Gaevsky <ygaevsky@azul.com>

8132718: Add tests which check that when humongous classloader object becomes unreachable it and all classes that were loaded in it should be collected Reviewed-by: jmasa, dfazunen

8153764: Add auxiliary method that generates class by class prototype to gc testlibrary Reviewed-by: dfazunen, iignatyev

8152949: Jigsaw crash when Klass in _fixup_module_field_list is unloaded Summary: During start up anonymous classes must be kept alive until after their mirror's module field is patched with java.base Reviewed-by: coleenp, hseigel Contributed-by: per.liden@oracle.com, stefan.karlsson@oracle.com

8154752: Cleanup initialization of G1Policy Reviewed-by: ehelin, tschatzl