8179302: Pre-resolve constant pool string entries and cache resolved_reference arrays in CDS archive.
8185924: G1NoteEndOfConcMarkClosure::doHeapRegion() does not do remembered set cleanup work for archive region.
Summary: Shared class' constant pool resolved_references array is cached.
Reviewed-by: coleenp, iklam, tschatzl
Contributed-by: jiangli.zhou@oracle.com, thomas.schatzl@oracle.com

8072061: Automatically determine optimal sizes for the CDS regions
Summary: See new C++ class MetaspaceClosure.
Reviewed-by: coleenp, jiangli, mseledtsov

8184994: Add Dictionary size logging and jcmd
Summary: added dcmd for printing system dictionary like the stringtable and symboltable and making print functions go to outputstream rather than tty
Reviewed-by: shade, hseigel

8181917: Refactor UL LogStreams to avoid using resource area
Reviewed-by: ehelin, mlarsson

8182299: Enable disabled clang warnings, build on OSX 10 + Xcode 8
8182656: Make the required changes in GC code to build on OSX 10 + Xcode 8
8182657: Make the required changes in Runtime code to build on OSX 10 + Xcode 8
8182658: Make the required changes in Compiler code to build on OSX 10 + Xcode 8
Reviewed-by: jwilhelm, ehelin, phh
Contributed-by: phh <hohensee@amazon.com>, jwilhelm <jesper.wilhelmsson@oracle.com>

8183552: Move align functions to align.hpp
Reviewed-by: stuefe, pliden

8178499: Remove _ptr_ and _size_ infixes from align functions
Reviewed-by: rehn, tschatzl

8181449: Fix debug.hpp / globalDefinitions.hpp dependency inversion
Summary: Refactor debug.hpp and reverse include dependency.
Reviewed-by: coleenp, stefank, dcubed

8176132: -XX:+PrintSharedSpaces should be converted to use Unified Logging.
Summary: Converted -XX:+PrintSharedSpaces to -Xlog:cds=info
Reviewed-by: iklam, jiangli, mseledtsov

8168797: do not load any archived classes from a patched module
Summary: Add new runtime shared class visibility check to ensure shared classes from patched module are not loaded at runtime.
Reviewed-by: acorn, ccheung, hseigel, iklam, lfoltan

8166930: minor cleanups 1) remove reference to ZIP_ReadMappedEntry 2) checking of st_mode
Reviewed-by: jiangli, lfoltan

8164011: --patch-module support for CDS
Summary: allows the use of the --patch-module vm option with CDS. However, classes found in --patch-module during dump time will not be archived.
Reviewed-by: iklam, dcubed, lfoltan

8078644: CDS needs to support JVMTI CFLH
Summary: Support posting CLFH for shared classes. Tests are contributed by Misha Seledtsov.
Reviewed-by: iklam, coleenp, acorn, dcubed, sspitsyn

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

8154110: Update class* and safepoint* logging subsystems
Summary: Refactored logging tags in class and safepoint subsystems.
Reviewed-by: coleenp, rehn, hseigel

8154976: UseSharedSpaces error message is incomplete
Reviewed-by: cjplummer, jiangli, mseledtsov

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

8145221: Use trampolines for i2i and i2c entries in Methods that are stored in CDS archive
Summary: This optimization reduces the size of the RW region of the CDS archive. It also reduces the amount of pages in the RW region that are actually written into during runtime.
Reviewed-by: dlong, iklam, jiangli
Contributed-by: ioi.lam@oracle.com, calvin.cheung@oracle.com, goetz.lindenmaier@sap.com

Merge

8148425: strerror() function is not thread-safe
Reviewed-by: dholmes, 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

8150103: Convert TraceClassPaths to Unified Logging
Summary: TraceClassPaths has been reimplemented with Unified Logging
Reviewed-by: coleenp, dholmes, iklam

8079408: Reimplement TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData with Unified Logging.
Summary: TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData have been reimplemented using Unified logging.
Reviewed-by: iklam, coleenp, dholmes, jiangli, hseigel, rprotacio
Contributed-by: max.ockner@oracle.com, ioi.lam@oracle.com

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

8143615: compactHashtable.hpp includes .inline.hpp file
Reviewed-by: dholmes, stefank

8141132: JEP 254: Compact Strings
Summary: Adopt a more space-efficient internal representation for strings.
Reviewed-by: alanb, bdelsart, coleenp, iklam, jiangli, jrose, kevinw, naoto, pliden, roland, smarks, twisti
Contributed-by: Brent Christian <brent.christian@oracle.com>, Vivek Deshpande <vivek.r.deshpande@intel.com>, Tobias Hartmann <tobias.hartmann@oracle.com>, Charlie Hunt <charlie.hunt@oracle.com>, Vladimir Kozlov <vladimir.kozlov@oracle.com>, Roger Riggs <roger.riggs@oracle.com>, Xueming Shen <xueming.shen@oracle.com>, Aleksey Shipilev <aleksey.shipilev@oracle.com>, Sandhya Viswanathan <sandhya.viswanathan@intel.com>

8042893: compiler: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
8042894: runtime: PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC needs to be removed from source files
Reviewed-by: goetz, brutisso

8131734: assert(!is_null(v)) failed: narrow klass value can never be zero with -Xshared:auto
Summary: Handle shared string mapping failures.
Reviewed-by: tschatzl, kbarrett, ddmitriev, hseigel
Contributed-by: tom.benson@oracle.com, jiangli.zhou@oracle.com

8087153: EXCEPTION_ACCESS_VIOLATION when CDS RO section vanished on win32
Summary: When mapping RW for debugging support, update space_info->read_only to reflect it is RW
Reviewed-by: dcubed, coleenp, iklam

Merge

8098821: Crash in system dictionary initialization with shared strings
Summary: map string regions after the compressed class base is known
Reviewed-by: iklam, dcubed
Contributed-by: coleen.phillimore@oracle.com, mikhailo.seledtsov@oracle.com

8098815: Assertion failure in CDS shared string archive support on Windows
Summary: check for a zero length before calling the G1 fill_archive_regions routine
Reviewed-by: coleenp, iklam, dcubed
Contributed-by: tom.benson@oracle.com

8015086: add interned strings to the shared archive.
Summary: Support saving interned strings in shared CDS archive.
Reviewed-by: coleenp, iklam, pliden

8054386: Allow Java debugging when CDS is enabled
Summary: Map archive RW when debugging is enabled
Reviewed-by: sspitsyn, iklam, mseledtsov, dholmes

8072694: Need errno info when CDS archive creation fails
Summary: Add errno output to error message when CDS archive creation fails
Reviewed-by: dholmes, lfoltan

Merge

8066670: PrintSharedArchiveAndExit does not exit the VM when the archive is invalid
Summary: in FileMapInfo::fail_continue do not set UseSharedSpaces = false
Reviewed-by: dholmes, ccheung

Merge

8060074: os::free() takes MemoryTrackingLevel but doesn't need it
Summary: Cleaned up unused arguments in os::free and it's callers.
Reviewed-by: lfoltan, coleenp, ctornqvi, dholmes
Contributed-by: max.ockner@oracle.com

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

8044269: Analysis of archive files.
Summary: Add checksum verification.
Reviewed-by: iklam, dholmes, mschoene

8055754: filemap.cpp does not compile with clang
Reviewed-by: kvn, iklam, coleenp

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

8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories.
Summary: Introduce and clean up umbrella headers for the files in the cpu subdirectories.
Reviewed-by: lfoltan, coleenp, dholmes

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

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

8023381: VM fails to initialize in runtime/CDSCompressedKPtrs/XShareAuto.java runtime/SharedArchiveFile/CdsSameObjectAlignment.java
Summary: Improve handling when CDS archive cannot be mapped
Reviewed-by: kvn, dholmes, mseledtsov

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

8016075: Win32 crash with CDS enabled and small heap size
Summary: Fixed MetaspaceShared::is_in_shared_space
Reviewed-by: coleenp, hseigel

8008966: NPG: Inefficient Metaspace counter functions cause large young GC regressions
Reviewed-by: mgerdin, coleenp

8008217: CDS: Class data sharing limits the malloc heap on Solaris
Summary: In 64bit VM move CDS archive address to 32G on all platforms using new flag SharedBaseAddress. In 32bit VM set CDS archive address to 3Gb on Linux and let other OSs pick the address.
Reviewed-by: kvn, dcubed, zgu, hseigel

7197672: There are issues with shared data on windows
Summary: On Windows, set rw protection on the CDS file just before removing it.
Reviewed-by: dcubed, iklam

8005076: Creating a CDS archive with one alignment and running another causes a crash.
Summary: Save the alignment when writing the CDS and compare it when reading the CDS.
Reviewed-by: kvn, coleenp

8003705: CDS failed on Windows: can not map in the CDS.
Summary: Map memory only once to prevent 'already mapped' failures.
Reviewed-by: acorn, zgu

6924920: Class Data Sharing limit on the java version string can create failures
Summary: Truncate the java version string and add a hash value if it is too long.
Reviewed-by: dholmes, coleenp

7199092: NMT: NMT needs to deal overlapped virtual memory ranges
Summary: Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map.
Reviewed-by: acorn, coleenp

6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>

6348631: remove the use of the HPI library from Hotspot
Summary: move functions from hpi library to hotspot, communicate with licensees and open source community, check jdk for dependency, file CCC request
Reviewed-by: coleenp, acorn, dsamersoff

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

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

6810672: Comment typos
Summary: I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never

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