8166002: Emulate client build on platforms with reduced virtual address space
Summary: The default VM ergonomics on Windows/x86 (32-bit) are changed to client like.
Reviewed-by: kvn, iveresov

8166125: [JVMCI] Missing JVMCI flag default values
Reviewed-by: twisti, kvn

8155948: Add message for CMS deprecation for Oracle builds
Reviewed-by: kbarrett, dholmes, coleenp, drwhite

8165634: Support multiple --add-modules options on the command line
Summary: Use numbered properties for --add-module options so that multiple --add-module options can be supported.
Reviewed-by: coleenp, gziemski, lfoltan, ccheung

8136930: Simplify use of module-system options by custom launchers
Reviewed-by: coleenp, lfoltan, mchung

8154239: -Xbootclasspath/a breaks exploded build
Summary: Correct exploded modules build system class path search for the boot loader
Reviewed-by: acorn, ccheung, hseigel, jiangli

Merge

8153073: UL: Set filesize option with k/m/g
Reviewed-by: mlarsson, dholmes

8154956: Module system implementation refresh (4/2016)
Reviewed-by: acorn, jiangli, ccheung, hseigel
Contributed-by: alan.bateman@oracle.com, lois.foltan@oracle.com, harold.seigel@oracle.com

8153039: Command line processing should use mtCommand or mtArguments rather than mtInternal for NMT
Summary: Added mtArguments and replaced argument related usages of mtInternal with the new flag.
Reviewed-by: coleenp, gtriantafill

8153967: Remove top.hpp
Reviewed-by: coleenp, jwilhelm

8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
Reviewed-by: brutisso, jmasa

8145235: Deprecate product flags that have been converted to Unified Logging
Summary: Added deprecation message/mechanism for product flags aliased to Unified Logging options
Reviewed-by: mockner, coleenp, ddmitriev, mlarsson

8068579: Running with -XX:-UseParallelGC does not turn ParalleGC off
Reviewed-by: jmasa, dfazunen, brutisso

Merge

8146632: Add descriptive error messages for removed non-product logging flags.
Summary: Added table with removed non-product flags and error messages.
Reviewed-by: dholmes, coleenp, hseigel

8149995: TraceClassLoadingPreorder has been converted to Unified Logging.
Summary: TraceClassLoadingPreorder has been converted to Unified Logging. Logging alias table now has extra columns to support multi-tag configurations.
Reviewed-by: iklam, coleenp

8142968: Module System implementation
Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282
Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, harold.seigel@oracle.com, lois.foltan@oracle.com, calvin.cheung@oracle.com, christian.tornqvist@oracle.com, erik.joelsson@oracle.com, george.triantafillou@oracle.com, igor.ignatyev@oracle.com, ioi.lam@oracle.com, james.laskey@oracle.com, jean-francois.denise@oracle.com, jiangli.zhou@oracle.com, markus.gronlund@oracle.com, serguei.spitsyn@oracle.com, staffan.larsen@oracle.com, sundararajan.athijegannathan@oracle.com

8145333: -XX:+EnableJVMCI -XX:+UseJVMCICompiler -XX:-EnableJVMCI makes JVM crash
Summary: JVMCI Flags are checked for consistency after parse.
Reviewed-by: twisti

8145180: Add back PrintGC, PrintGCDetails and -Xloggc
Reviewed-by: sjohanss, david

8146800: Reorganize logging alias code.
Summary: Logging alias code has been reorganized to use internal Unified Logging methods.
Reviewed-by: dholmes, hseigel, mlarsson, rprotacio

8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
Reviewed-by: dcubed, ddmitriev, ahgross, gthornbr, coleenp

8145153: Convert TraceMonitorInflation to Unified Logging
Summary: Updated -XX:+TraceMonitorInflation flag to -Xlog:monitorinflation=debug, with an alias (and related alias table) to support the old option.
Reviewed-by: dholmes, mockner, coleenp

8145092: Use Unified Logging for the GC logging
Summary: JEP-271. VM changes contributed by brutisso, test changes contributed by david.
Reviewed-by: sjohanss, david, brutisso
Contributed-by: bengt.rutisson@oracle.com, david.lindholm@oralce.com

8141068: refactor -XXFlags= code in preparation for removal
Reviewed-by: dcubed, gthornbr, coleenp

8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
Summary: Add support for alias options and automatically expiring deprecated options
Reviewed-by: dholmes, kbarrett, acorn
Contributed-by: derek.white@oracle.com

8061999: Enhance VM option parsing to allow options to be specified in a file
Summary: Add support for the "-XX:VMOptionsFile=<path>" option.
Reviewed-by: dcubed, gthornbr, gziemski, ddmitriev, dholmes, coleenp

8087181: Move native jimage code to its own library (maybe libjimage)
Reviewed-by: alanb, lfoltan, hseigel, acorn
Contributed-by: james.laskey@oracle.com, jean-francois.denise@oracle.com, roger.riggs@oracle.com

8132725: Memory leak in Arguments::add_property function
Summary: Logic in add_property was rewritten to avoid memory leak
Reviewed-by: iklam, coleenp

8133669: Remove unused code in Arguments
8133455: VM ignores setting of the -XX:MemoryRestriction flag.
Reviewed-by: dholmes, kbarrett

Merge

8130459: Add additional validation after heap creation
Summary: Some PLAB related flags' validation can happen after heap creation. Introduced additional stage of validation check.
Reviewed-by: coleenp, dholmes, kbarrett, gziemski, ecaspole, ddmitriev

8026324: hs_err improvement: Add summary section to hs_err file
8026333: hs_err improvement: Print GC Strategy
8026336: hs_err improvement: Print compilation mode, server, client or tiered
Summary: Added command line, summary cpu and os information to summary section. Moved time of crash and duration in summary section. Add GC strategy and compiler setting (tiered) to enhanced version string in error report. Moved the stack trace sooner in hs_err file.
Reviewed-by: dholmes, ctornqvi, ddmitriev

8130858: CICompilerCount=1 when tiered is off is not allowed any more
Summary: 8122937 broke handling of CICompilerCount
Reviewed-by: kvn, vlivanov, gziemski

8079301: Some command line options not settable via JAVA_TOOL_OPTIONS
Summary: Ensures special-cased command line options are settable via _JAVA_OPTIONS and JAVA_TOOL_OPTIONS.
Reviewed-by: coleenp, ddmitriev

8087333: Optionally Pre-Generate the HotSpot Template Interpreter
Summary: Optional support for pregenerated template interpreter
Reviewed-by: coleenp, dholmes, kvn

8080511: Refresh of jimage support
Reviewed-by: alanb, mchung, psandoz, acorn, lfoltan, ctornqvi
Contributed-by: james.laskey@oracle.com, jean-francois.denise@oracle.com, sundararajan.athijegannathan@oracle.com

8122937: [JEP 245] Validate JVM Command-Line Flag Arguments.
Summary: Validate the arguments to all JVM command-line flags so as to avoid crashes, and ensure that appropriate error messages are displayed when they are invalid.
Reviewed-by: ddmitriev, dholmes, kbarrett, drwhite, brutisso, coleenp

8075663: compiler/rangechecks/TestExplicitRangeChecks.java fails in compiler nightlies
Summary: -Xmixed following -Xcomp doesn't undo the effect of -Xcomp with tiered on
Reviewed-by: kvn, vlivanov

8074459: Flags handling memory sizes should be of type size_t
Summary: Changed the type to size_t for flags that handles memory sizes
Reviewed-by: kbarrett, tschatzl

8073944: Simplify ArgumentsExt and remove unneeded functionallity
Reviewed-by: kbarrett, dholmes

8068687: Remove meta-index support and cleanup hotspot code for rt.jar etc in non-modular jdk image
Summary: Remove the meta-index code and rt.jar code and comments
Reviewed-by: mchung, gtriantafill

8067460: G1: TestResourceManagementFlagWithCommercialBuild.java failed on embedded platform
Summary: Added extension point to detect unsupported options
Reviewed-by: dholmes, bdelsart

8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
Summary: Changed interpreter and compilation policies to allow using CompileThresholdScaling on a per-method level
Reviewed-by: jrose, kvn

8064457: Introduce compressed oops mode disjoint base and improve compressed heap handling.
Summary: Introduce compressed oops mode disjoint base and improve compressed heap handling.
Reviewed-by: kvn, coleenp

Merge

8065972: Remove support for ParNew+SerialOld and DefNew+CMS
Reviewed-by: mgerdin, stefank

8065305: Make it possible to extend the G1CollectorPolicy
Summary: Added a G1CollectorPolicyExt where it is possible to extend the class.
Reviewed-by: sjohanss, tschatzl

8049367: Modular Run-Time Images
Reviewed-by: chegar, dfuchs, ihse, joehw, mullan, psandoz, wetmore
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, bradford.wetmore@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, james.laskey@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com, sundararajan.athijegannathan@oracle.com

8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
Summary: This patch adds a new flag (CompileThresholdScaling) to control when methods are first compiled
Reviewed-by: anoll, iveresov, kvn

8057623: add an extension class for argument handling
Reviewed-by: brutisso, mgerdin, tschatzl

8057531: refactor gc argument processing code slightly
Reviewed-by: mgerdin, tschatzl, jmasa

8055006: Store original value of Min/MaxHeapFreeRatio
Summary: Store the value set by the user and some makefile changes required to change the flags.
Reviewed-by: sla, mchung, bchristi, jmasa, dholmes, erikj

8058092: Test vm/mlvm/meth/stress/compiler/deoptimize. Assert in src/share/vm/classfile/systemDictionary.cpp: MH intrinsic invariant
Summary: Throw exception if unable to compile an MH intrinsic
Reviewed-by: kvn

8046070: Class Data Sharing clean up and refactoring
Summary: Cleaned up CDS to be more configurable, maintainable and extensible
Reviewed-by: dholmes, coleenp, acorn, mchung

8048241: Introduce umbrella header os.inline.hpp and clean up includes
Reviewed-by: coleenp, dholmes, lfoltan

8046715: Add a way to verify an extended set of command line options
Summary: Added arguments_ext.cpp to make place for initialization of extended features
Reviewed-by: sla, mgronlun

Merge

8042431: compiler/7200264/TestIntVect.java fails with: Test Failed: AddVI 0 < 4
Summary: Define a new function that determines the minimum number of compiler threads for a particular platform/configuration.
Reviewed-by: kvn

8037816: Fix for 8036122 breaks build with Xcode5/clang
Summary: Repaired or selectively disabled offending formats; future-proofed with additional checking
Reviewed-by: kvn, jrose, stefank

Merge

8027113: decouple the '-XXaltjvm=<path>' option from the gamma launcher
Summary: decoupled the '-XXaltjvm=<path>' option from the gamma launcher. Clearing the way for removing the remaining cruft associated with the previously removed gamma launcher.
Reviewed-by: dcubed, dholmes

8028391: Make the Min/MaxHeapFreeRatio flags manageable
Summary: Made the flags Min- and MaxHeapFreeRatio manageable, and implemented support for these flags in ParallalGC.
Reviewed-by: sla, mgerdin, brutisso

8025856: Fix typos in the GC code
Summary: Fix about 440 typos in comments in the VM code
Reviewed-by: mgerdin, tschatzl, coleenp, kmo, jcoomes

8024545: make develop and notproduct flag values available in product builds
Reviewed-by: dholmes, kvn

Merge

8010722: assert: failed: heap size is too big for compressed oops
Summary: Use conservative assumptions of required alignment for the various garbage collector components into account when determining the maximum heap size that supports compressed oops. Using this conservative value avoids several circular dependencies in the calculation.
Reviewed-by: stefank, dholmes

8024007: Misc. cleanup of static agent code
Summary: Minor cleanup of static agent code from 8014135
Reviewed-by: dcubed, sspitsyn

Merge

8013938: Native OOME on fastdebug VM on Solaris
Reviewed-by: azeemj, brutisso, kvn, tschatzl

8014135: The JVMTI specification does not conform to recent changes in JNI specification
Summary: Added support for statically linked agents
Reviewed-by: sspitsyn, bobv, coleenp

8003424: Enable Class Data Sharing for CompressedOops
8016729: ObjectAlignmentInBytes=16 now forces the use of heap based compressed oops
8005933: The -Xshare:auto option is ignored for -server
Summary: Move klass metaspace above the heap and support CDS with compressed klass ptrs.
Reviewed-by: coleenp, kvn, mgerdin, tschatzl, stefank

7133260: AllocationProfiler uses space in metadata and doesn't seem to do anything useful.
Summary: Remove -Xaprof and Klass::_alloc_count & ArrayKlass::_alloc_size.
Reviewed-by: stefank, coleenp

8012265: VM often crashes on solaris with a lot of memory
Summary: Increase HeapBaseMinAddress for G1 from 256m to 1g on Solaris x86
Reviewed-by: mgerdin, coleenp, kvn

7112912: Message "Error occurred during initialization of VM" on boxes with lots of RAM
Summary: Ergonomics now also takes available virtual memory into account when deciding for a heap size. The helper method to determine the maximum allocatable memory block now uses the appropriate OS specific calls to retrieve available virtual memory for the java process. In 32 bit environments this method now also searches for the maximum actually reservable amount of memory. Merge previously separate implementations for Linux/BSD/Solaris into a single method.
Reviewed-by: jmasa, tamao

8001049: VM crashes when running with large -Xms and not specifying ObjectAlignmentInBytes
Summary: Take the initial heap size into account when checking the heap size for compressed oops
Reviewed-by: jmasa, kvn, hseigel, ctornqvi

8008368: Deprecate MaxGCMinorPauseMillis
Summary: Deprecate MaxGCMinorPauseMillis and emit a warning if set by users
Reviewed-by: brutisso, johnc
Contributed-by: tamao <tao.mao@oracle.com>

8000692: Remove old KERNEL code
Summary: Removed depreciated kernel VM source code from hotspot VM
Reviewed-by: dholmes, acorn

8003820: Deprecate untested and rarely used GC combinations
Summary: Log warning messages for DefNew+CMS and ParNew+SerialOld
Reviewed-by: ysr, jwilhelm, jcoomes

7198334: UseNUMA modifies system parameters on non-NUMA system
Summary: The flags MinHeapDeltaBytes and UseNUMAInterleaving must be adjusted after the OS have adjusted the UseNUMA flag in the method os::init_2.
Reviewed-by: dholmes, brutisso
Contributed-by: erik.helin@oracle.com

7197424: update copyright year to match last edit in jdk8 hotspot repository
Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

6995781: Native Memory Tracking (Phase 1)
7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain

7018056: large pages not always enabled by default
Reviewed-by: phh, kvn

7022037: Pause when exiting if debugger is attached on windows
Reviewed-by: dsamersoff, kamg, hosterda

6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg

6996136: VM crash in src/share/vm/runtime/virtualspace.cpp:424
Summary: Turn CDS off if compressed oops is on
Reviewed-by: ysr, kvn, jcoomes, phh

6988363: Rebrand vm vendor property settings (jdk7 only)
Summary: Vendor properties should be initialized after JDK version is determined.
Reviewed-by: kamg, ohair, dcubed, dholmes

6953144: Tiered compilation
Summary: Infrastructure for tiered compilation support (interpreter + c1 + c2) for 32 and 64 bit. Simple tiered policy implementation.
Reviewed-by: kvn, never, phh, twisti

6885308: The incorrect -XX:StackRedPages, -XX:StackShadowPages, -XX:StackYellowPages could cause VM crash
Summary: Test minimal stack sizes given (also fixed linux compilation error)
Reviewed-by: never, phh, coleenp

6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

6928081: G1: rename parameters common with CMS
Summary: Rename marking stack sizing flags to be common between G1 and CMS
Reviewed-by: ysr, tonyp

6885297: java -XX:RefDiscoveryPolicy=2 or -XX:TLABWasteTargetPercent=0 cause VM crash
Summary: Interval checking is now being performed on the values passed in for these two flags. The current acceptable range for RefDiscoveryPolicy is [0..1], and for TLABWasteTargetPercent it is [1..100].
Reviewed-by: apetrusenko, ysr

6887571: Increase default heap config sizes
Summary: Apply modification of existing server heap size ergo to all collectors except CMS.
Reviewed-by: jmasa, ysr, xlu

6819213: revive sun.boot.library.path
Summary: Support multiplex and mutable sun.boot.library.path
Reviewed-by: acorn, dcubed, xlu

6814575: Update copyright year
Summary: Update copyright for files that have been modified in 2009, up to 03/09
Reviewed-by: katleman, tbell, ohair

6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes.
Reviewed-by: ysr, mchung

Merge

6711316: Open source the Garbage-First garbage collector
Summary: First mercurial integration of the code for the Garbage-First garbage collector.
Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr

6721093: -XX:AppendRatio=N not supported
Summary: Add mechanism to ignore unsupported flags for a set period of time
Reviewed-by: acorn, never, coleenp

6719955: Update copyright year
Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

6362677: Change parallel GC collector default number of parallel GC threads.
Summary: Use the same default number of GC threads as used by ParNewGC and ConcMarkSweepGC (i.e., the 5/8th rule).
Reviewed-by: ysr, tonyp

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