[foreign-abi] RFR: Merge openjdk/panama-foreign:foreign-memaccess

Fri Mar 13 12:45:47 UTC 2020

Merge with foreign-memaccess. Please make sure these changes work on Windows.

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Commit messages:
 - Merge with foreign-memaccess
 - Automatic merge of master into foreign-memaccess
 - Automatic merge of jdk:master into master
 - 8240980: Backout JDK-8240261
 - 8240874: Add finer-grained access control for memory segments
 - 8240854: [REDO] some jaotc failures of fastdebug build with specific flags
 - 8240846: Zero VM is broken after JDK-8238681: UseSSE not defined
 - 8238000: Crash in ClassLoader::record_result while dynamic dumping netty
 - 8238566: java.security.Provider$Service.supportsParameter() is racy
 - 8240555: Using env of JAVA_TOOL_OPTIONS and _JAVA_OPTIONS breaks QuietOption.java test
 - 8240971: Fix CSS styles in some doc comments
 - 8240972: macOS codesign fail on macOS 10.13.5 or older
 - 8240242: improve the javadoc for Lookup::dropLookupModes w.r.t. dropping UNCONDITIONAL
 - 8228336: Refactor native library loading implementation
 - 8240950: Missing AC_SUBST after JDK-82408
 - 8149110: Introduce DISABLED_WARNINGS for Java compilation
 - 8240947: Change conflicting JVM features from warning to error
 - 8059309: network tests fail with "java.net.SocketException: Couldn't obtain phys addr" when run as "root"
 - 8240948: Shenandoah: cleanup not-forwarded-objects paths after JDK-8240868
 - Merge
 - 8240917: Shenandoah: Avoid scanning thread code roots twice in all root scanner
 - 8239355: (dc) Initial value of SO_SNDBUF should allow sending large datagrams (macOS)
 - 8240873: Shenandoah: Short-cut arraycopy barriers
 - 8240872: Shenandoah: Avoid updating new regions from start of evacuation
 - 8240563: [TESTBUG] WB_IsCDSIncludedInVmBuild should support uncompressed oops/klasses
 - 8240957: Clarify BadAttributeValueExpException readObject method
 - 8240704: CheckHandles.java failed "AssertionError: Handle use increased by more than 10 percent."
 - 8216332: Grapheme regex does not work with emoji sequences
 - 8239785: Cgroups: Incorrect detection logic on old systems in hotspot
 - 8238696: x86: Enumerate all detected CPU features in VM_Version feature string
 - 8240915: Shenandoah: Remove unused fields in init mark tasks
 - 8240831: [JVMCI] Export missing vmStructs entries used by JVMCI compilers
 - 8240669: Devirtualize Relocation::type
 - 8240772: x86_64: Pre-generate Assembler::popa, pusha and vzeroupper
 - 8234146: compiler/jsr292/ContinuousCallSiteTargetChange.java times out on SPARC
 - 8240261: Use make/templates/gpl-cp-header in FieldGen.java
 - 8225216: gc/logging/TestMetaSpaceLog.java doesn't work for Shenandoah
 - 8240548: [TESTBUG] CDS NoClassToArchive.java fails with Graal
 - Added tag jdk-15+14 for changeset 1d6ceb13e142
 - 8234624: jstack mixed mode should refer DWARF
 - 8240138: Cleanup HtmlTree
 - 8240866: Typo in JDK-8240820 messes up configure --help
 - 8240340: java/lang/management/ThreadMXBean/Locks.java is buggy
 - 8240881: [BACKOUT] 8222489 jcmd VM.system_properties gives unusable paths on Windows
 - 8239487: Better links generation for system properties found in HTML files
 - 8230117: Remove unused JAR tool classes
 - 8239798: SSLSocket closes socket both socket endpoints on a SocketTimeoutException
 - Merge
 - 8240868: Shenandoah: remove CM-with-UR piggybacking cycles
 - 8240524: Remove explicit type argument in test jdk/java/lang/Boolean/MakeBooleanComparable.java
 - 8240829: Use a fast O(1) algorithm for exact_log2
 - 8240615: is_power_of_2() has Undefined Behaviour and is inconsistent
 - 8240532: heap inspection prints trailing @ after name of module without version
 - 8240529: CheckUnhandledOops breaks NULL check in Modules::define_module
 - 8240530: CheckUnhandledOops breaks BacktraceBuilder::set_has_hidden_top_frame
 - 8237566: FindTests.gmk should only include existing TEST.ROOT files
 - 8240820: Replace AC_ARG_ENABLE with UTIL_ARG_ENABLE
 - 8240725: Some functions might not work with CJK character
 - 8239928: ec/ECDSAJavaVerify.java failed due to timeout
 - 8222489: jcmd VM.system_properties gives unusable paths on Windows
 - 8235216: typo in test filename
 - 8240697: convert builders to high-level Content blocks
 - 8240830: [BACKOUT] 8240195: some jaotc failures of fastdebug build with specific flags
 - 8240840: Rollback whitebox.cpp in push 8240691
 - 8240610: [JVMCI] Export VMVersion::_has_intel_jcc_erratum to JVMCI compiler
 - 8240691: ClhsdbCDSJstackPrintAll incorrectly thinks CDS is in use
 - 8239009: C2: Don't use PSHUF to load scalars from memory on x86
 - 8239008: C2: Simplify Replicate support for sub-word types on x86
 - 8238681: Make -XX:UseSSE flag x86-specific
 - 8240778: JFR: Create timer task lazily
 - 8240195: some jaotc failures of fastdebug build with specific flags
 - 8240734: ModuleHashes attribute not reproducible between builds
 - 8238180: RunThese30M failed "assert(t->jfr_thread_local()->shelved_buffer() == __null) failed: invariant"
 - 8238740: java/net/httpclient/whitebox/FlowTestDriver.java would not specify a TLS protocol
 - 8240668: G1 list of all PerRegionTable does not have to be a double linkedlist any more
 - 8240794: [BACKOUT] 8238384 CTW: C2 compilation fails with "assert(store != load->find_exact_control(load->in(0))) failed: dependence cycle found"
 - 8230853: Shenandoah: replace leftover assert(is_in(...)) with rich asserts
 - 8240750: Shenandoah: remove leftover files and mentions of ShenandoahAllocTracker
 - 8240749: Shenandoah: refactor ShenandoahUtils
 - 8239584: EventStream::close should state that stream will be stopped
 - 8222000: JFR: Process start event
 - 8239836: ZoneRules.of() doesn't check transitionList/standardOffsetTL arguments validity
 - 8240754: Instrument FlowTest.java to provide more debug traces
 - 8240629: argfiles parsing broken for argfiles with comment cross 4096 bytes chunk
 - 8240576: JVM crashes after transformation in C2 IdealLoopTree::merge_many_backedges
 - 8240738: nested comment in JVM.java and other minor formatting errors
 - 8240295: hs_err elapsed time in seconds is not accurate enough
 - 8220503: Move ShenandoahTerminatorTerminator::should_exit_termination out of header
 - 8239335: C2: assert((Value(phase) == t) || (t != TypeInt::CC_GT && t != TypeInt::CC_EQ)) failed: missing Value() optimization
 - 8240722: [BACKOUT] G1DirtyCardQueue destructor has useless flush
 - 8240686: 70 security tests are failing on Windows due to "Fetch artifact failed"
 - 8240613: InstanceKlass::set_init_state failed with assert(good_state || state == allocated)
 - 8240133: G1DirtyCardQueue destructor has useless flush
 - 8239965: XMLEncoder/Test4625418.java fails due to "Error: Cp943 - can't read properly"
 - 8239514: Build for arm-linux-gnueabihf fails with undefined reference read_polling_page
 - 8238579: HttpsURLConnection drops the timeout and hangs forever in read
 - 8240695: Build is broken when cds is disabled after JDK-8232081
 - 8240137: Support chained use of Content.add
 - 8240535: Add additional linux-aarch64 jib profiles
 - 8240239: Replace ConcurrentGCPhaseManager
 - 8232081: Try to link all classes during dynamic CDS dump
 - 8240315: Shenandoah: Rename ShLBN::get_barrier_strength()
 - 8239893: Windows handle Leak when starting processes using ProcessBuilder
 - 4617266: (se spec) SelectionKey.OP_READ/OP_WRITE documentation errors
 - 8240684: ProblemList 70 security tests that are failing on Windows due to "Fetch artifact failed"
 - 8240671: Shenandoah: refactor ShenandoahPhaseTimings
 - 8240189: [TESTBUG] Some cgroup tests are failing after JDK-8231111
 - 8240440: Implement get_safepoint_workers() for parallel GC
 - 8240592: HeapRegionManager::rebuild_free_list logs 0s for the estimated free regions before
 - 8236981: Remove ShenandoahTraversalUpdateRefsClosure

Changes: https://git.openjdk.java.net/panama-foreign/pull/50/files
 Webrev: https://webrevs.openjdk.java.net/panama-foreign/50/webrev.00
  Stats: 16141 lines in 357 files changed: 7886 ins; 6305 del; 1950 mod
  Patch: https://git.openjdk.java.net/panama-foreign/pull/50.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-foreign pull/50/head:pull/50

PR: https://git.openjdk.java.net/panama-foreign/pull/50