8173715: Remove FlatProfiler
Summary: Obsoleted Xprof flag, removed FlatProfiler code
Reviewed-by: dholmes, coleenp, vlivanov, pliden

8186982: [aix] Garbage output for CPU info in hs-err file
Reviewed-by: goetz, simonis
Contributed-by: arno.zeller@sap.com

8186897: semaphore_posix.hpp should not be included on OSX
Reviewed-by: stefank, dholmes

8186072: dll_build_name returns true even if file is missing.
Summary: Split dll_build_name into two functions and consolidate to os.cpp file.
Reviewed-by: stuefe, dholmes

8186349: [windows] Centralize dbghelp handling code
Summary: Rework and fix dbghelp.dll handling; add diagnostic output to hs-err file.
Reviewed-by: iklam, rrich, goetz

8186723: Add SuperH as new architecture for linux
Reviewed-by: dholmes, stuefe

8186655: Identifier strings for PowerPC 64 LE and PowerPC 64 are swapped
Reviewed-by: stuefe, dholmes

8186166: Generalize Atomic::cmpxchg with templates
Reviewed-by: dholmes, coleenp
Contributed-by: kim.barrett@oracle.com

Merge

8186293: [aix] Fix thread creation with huge stack sizes
Reviewed-by: stuefe, dholmes

Merge

8186221: Define CPU search_string for M68K
Reviewed-by: dholmes
Contributed-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>

Merge

8184323: compile-time guard some UseSharedSpaces-only coding with the INCLUDE_CDS macro
Reviewed-by: jiangli, shade, simonis

8183925: Decouple crash protection from watcher thread
Reviewed-by: dcubed, coleenp

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>

8183262: noexecstack check in os::dll_load on Linux is too expensive
Summary: convert ElfFile::specifies_noexecstack() to static method which read file header and check executable stack flag.
Reviewed-by: iklam, stuefe

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

8178501: Replace usages of align macros with calls to the align inline functions
Reviewed-by: mgerdin, tschatzl

8178500: Replace usages of round_to and round_down with align_up and align_down
Reviewed-by: rehn, tschatzl

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

8178489: Make align functions more type safe and consistent
Reviewed-by: mgerdin, rehn

8183229: Implement WindowsSemaphore::trywait
Reviewed-by: redestad, stefank, kbarrett

8183203: Remove stubRoutines_os
Reviewed-by: stefank, tschatzl

8183198: Factor out thread state serialization into a proper helper function
Reviewed-by: tschatzl, eosterlund, coleenp

8182848: Some functions misplaced in debug.hpp
Summary: moved to vmError.hpp,cpp where they seemed more appropriate
Reviewed-by: stefank, stuefe

8182554: Code for os::random() assumes long is 32 bits
Summary: And make updating the _rand_seed thread safe.
Reviewed-by: stuefe, kbarrett, stefank

8182984: [aix] Make stack traces independent on successful vm initialization
Reviewed-by: simonis, mdoerr, clanger

8182864: [aix] os::print_native_callstack should not assert for primordial threadness
Reviewed-by: clanger, mdoerr

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

8182034: os::Posix::is_valid_signal() should, if it uses sigaddset, initialize the signal set
Summary: Added missing sigemptyset.
Reviewed-by: kbarrett, clanger

8181785: Remove the experimental ClearFPUAtPark JVM Flag
Summary: Removing the experimental and unstable ClearFPUAtPark optimization for SPARC
Reviewed-by: kbarrett, tschatzl, rehn

8086005: Define __STDC_xxx_MACROS config macros globally via build system
Summary: Moved macro definitions to hotspot build configuration
Reviewed-by: erikj, eosterlund

8181787: Remove Solaris SPARC GCC code
Summary: Remove obsolete code.
Reviewed-by: kbarrett, coleenp, gtriantafill

8166748: Clean out Windows IA64 support
Reviewed-by: kbarrett, coleenp, bobv, mdoerr

8171504: [aix] On AIX, -XXaltjvm=<path> option is ignored
Reviewed-by: clanger, mdoerr

8181451: JDK-8174231 broke some clang builds
Reviewed-by: stuefe, kbarrett, iveresov

8181319: Make os::Linux::sched_getcpu() available even when UseNUMA is false
Reviewed-by: dholmes, rehn

8181055: PPC64: "mbind: Invalid argument" still seen after 8175813
Summary: Use numa_interleave_memory v2 api when available
Reviewed-by: dholmes, shade, gromero

8180184: Add DATA and FSIZE to os::Posix::print_rlimit_info
Reviewed-by: dholmes, stuefe

8174231: Factor out and share PlatformEvent and Parker code for POSIX systems
Reviewed-by: stuefe, rehn, dcubed

8177522: -XX:OnOutOfMemoryError does not work if supplied twice on windows
Summary: use cmd /c on windows to execute onError commands
Reviewed-by: dholmes, hseigel

8180003: Remove sys/ prefix from poll.h and signal.h includes
Reviewed-by: dholmes, bpb

8180039: Use more portable print format/arguments for rlim_t
Reviewed-by: dholmes, mgerdin, stuefe

8175813: PPC64: "mbind: Invalid argument" when -XX:+UseNUMA is used
Reviewed-by: simonis, dholmes

8168122: Update logging in perfMemory to Unified Logging
Summary: -XX:+PerfTraceMemOps replaced with -Xlog:perf+memops=debug, -XX:+PerfTraceDataCreation replaced with -Xlog:perf+datacreation=debug
Reviewed-by: sspitsyn, coleenp

8176872: [s390] wrong pc shown in error logs
Reviewed-by: dholmes, dsamersoff

8176768: hotspot ignores PTHREAD_STACK_MIN when creating new threads
Summary: Use PTHREAD_STACK_MIN as a minimum, plus other stack size cleanup
Reviewed-by: dholmes, stuefe, dcubed

8175817: Clean up Solaris signal code: SIGUSR2, SIGasync, SIGJVM1/2
Reviewed-by: rehn, stuefe, dsamersoff

8173848: realpath is unsafe
Summary: Fix occurrences of realpath in hotspot to use safe POSIX.1-2008 form.
Reviewed-by: dsamersoff, dholmes, clanger

8166944: Hanging Error Reporting steps may lead to torn error logs.
Summary: Interupt error reporting if reporting steps hang to enable subsequent reporting steps to run.
Reviewed-by: cjplummer, dholmes

8172964: [aix] AIX VM should not handle SIGDANGER
Reviewed-by: simonis, clanger

8079441: Intermittent failures on Windows with "Unexpected exit from test [exit code: 1080890248]" (0x406d1388)
Summary: Do not raise (windows thread name) exception 0x406d1388 when no debugger is attached.
Reviewed-by: iklam, stuefe

8173421: Obsolete and expired flags for JDK 10 need to be removed and related tests updated
Reviewed-by: lfoltan, mikael, dcubed

Merge

8170655: [posix] Fix minimum stack size computations
Reviewed-by: dcubed, coleenp

8169373: Work around linux NPTL stack guard error.
Summary: Also skip libc guard page for compiler thread, merge similar code on linux platforms, and streamline libc guard page handling on linuxs390, linuxppc, aixppc.
Reviewed-by: dholmes, dcubed, kvn

8170307: Stack size option -Xss is ignored
Reviewed-by: dcubed, sspitsyn

8066474: Remove the lib/ directory from Linux and Solaris images
Reviewed-by: tbell, ihse, kvn

8166117: Add UTC timestamp decorator for UL
Reviewed-by: rehn, rprotacio

8166560: [s390] Basic enablement of s390 port.
Summary: Also fix problem with ARM Elf configuration.
Reviewed-by: dholmes, coleenp

8168490: Use the LL/ULL suffixes to define 64-bit integer literals on Windows
Reviewed-by: dholmes, mgerdin, stuefe

8159799: Tests using jcmd fails intermittently with Could not open PerfMemory on Windows
Reviewed-by: gtriantafill, dholmes, sla, fparain

8165526: Kitchensink sudden death - error code 0x406d1388
Reviewed-by: dholmes, sla, gtriantafill

8157141: Fix for JDK-8031290 is unnecessarily fragile
8166454: meminfo(2) has been available since Solaris 9
Reviewed-by: dholmes, kbarrett

8146546: assert(fr->safe_for_sender(thread)) failed: Safety check
Reviewed-by: dcubed, gziemski, dlong

8140520: segfault on solaris-amd64 with "-XX:VMThreadStackSize=1" option
Summary: Split the single thread_min_stack_allowed into three distinct values (java_thread_min_stack_allowed, compiler_thread_min_stack_allowed and vm_internal_thread_min_stack_allowed) on non-Windows platforms.
Reviewed-by: dcubed, gthornbr, dholmes, coleenp, fparain, aph

8161079: Default heap size causes native memory exhaustion on 32 bit Windows
Reviewed-by: tschatzl, sjohanss

8165153: Crash in rebuild_cpu_to_node_map
Summary: use processor_count(), not active_processor_count() to determine physical number of CPUs
Reviewed-by: rehn, cjplummer

8137035: nsk/stress/stack/stack tests got EXCEPTION_STACK_OVERFLOW on Windows 64 bit
Reviewed-by: dholmes, dcubed, coleenp

8163146: Remove os::check_heap on Windows
Reviewed-by: gtriantafill, coleenp, stuefe

8157907: Incorrect inclusion of atomic.hpp instead of atomic.inline.hpp
Summary: Remove atomic.inline.hpp and move the contents back into atomic.hpp
Reviewed-by: stefank, pliden, simonis

8157236: attach on ARMv7 fails with com.sun.tools.attach.AttachNotSupportedException: Unable to open socket file
Summary: Add more diagnostic to attach code
Reviewed-by: dholmes, alanb

8133747: NMT includes an extra stack frame due to assumption NMT is making on tail calls being used
Summary: Better frame skipping logic in NativeCallStack::NativeCallStack.
Reviewed-by: dholmes, zgu

8159461: bigapps/Kitchensink/stressExitCode hits assert: Must be VMThread or JavaThread
Reviewed-by: fparain, simonis, dcubed

Merge

Merge

8162869: Small fixes for AIX perf memory and attach listener
Reviewed-by: dsamersoff, dholmes

Merge

8161601: Solaris: __USE_LEGACY_PROTOTYPES__ is redundant and should be removed
Reviewed-by: redestad, dcubed, gthornbr, dholmes

8161258: Simplify including platform files.
Summary: Include patform files with macros cpu_header() etc. Do various cleanups of macro usages. Remove _64/_32 from adlc generated files and platform .hpp files. Merge stubRoutines_x86*.hpp. Remove empty mutex_<os>* files.
Reviewed-by: dholmes, coleenp, kbarrett

8160892: Race at the VM exit causes "WaitForMultipleObjects timed out"
Reviewed-by: dcubed, dholmes

8160997: Solaris: deprecated <pwd.h> and <gid.h> interfaces should be replaced
Summary: Use final POSIX 1003.1c versions of getgrgid_r(), getgrnam_r(), getpwnam_r(), and getpwuid_r().
Reviewed-by: alanb, dcubed, simonis, dholmes
Contributed-by: alan.burlison@oracle.com

8160350: cannot truss jdk9 [ solaris ]
Summary: Removed no longer needed code to enable or test for vtime support.
Reviewed-by: kbarrett, dcubed, gthornbr
Contributed-by: alan.burlison@oracle.com

8160353: narrowing conversion error is occurred with GCC 6
Reviewed-by: kbarrett, dholmes

8148813: Windows os::check_heap needs more information
Summary: added ring buffer to log info while walking the heap
Reviewed-by: mgronlun, dholmes, ccheung

8159335: Fix problems with stack overflow handling.
Reviewed-by: dlong, coleenp, mdoerr

8160565: AIX port: cleanup of libo4 wrapper stub
Reviewed-by: goetz, simonis

8150900: Implement diagnostic_pd
Reviewed-by: twisti, gziemski, kevinw

8156923: [ppc] Implement "JEP 270: Reserved Stack Areas for Critical Sections".
Reviewed-by: simonis, dholmes

8157175: GetNanoTimeAdjustment.java fails with excessive adjustment error
Reviewed-by: dcubed, gziemski

Merge

8140594: Various minor code improvements (compiler)
Summary: Various minor code improvements (compiler)
Reviewed-by: thartmann, kvn

8151805: fatal error: heap walk aborted with error 1
Reviewed-by: gtriantafill, dcubed

8149901: [Solaris] Use of -XX:+UseThreadPriorities crashes fastdebug
Reviewed-by: gziemski, sspitsyn

8154715: Missing destructor and/or TLS clearing calls for terminating threads
Summary: clear TLS on return from thread->run() unless already done. Prohibit asynchronous thread deletion.
Reviewed-by: stefank, sspitsyn
Contributed-by: Brian Gardner <openjdk@getsnappy.com>

8073500: Prevent certain commercial flags from being changed at runtime
Summary: Implement new writeable mechanism for flag control
Reviewed-by: coleenp, iklam

8145934: Make ttyLocker equivalent for Unified Logging framework
Reviewed-by: rprotacio, stuefe, jrose

8149591: Prepare hotspot for GTest
Reviewed-by: jwilhelm
Contributed-by: stefan.karlsson@oracle.com, stefan.sarne@oracle.com, jesper.wilhelmsson@oracle.com, erik.helin@oracle.com, alexandre.iline@oracle.com, igor.ignatyev@oracle.com

8154710: [Solaris] Investigate use of in-memory low-resolution timestamps for Java and internal time API's
Reviewed-by: shade, rriggs, dcubed

8151956: Support non-continuous CodeBlobs in HotSpot
Reviewed-by: iveresov, thartmann, simonis

8154996: [aix] Implement compare_file_modified_times for "8146879: Add option ..."
Reviewed-by: simonis

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

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

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

8154087: Fix AIX and Linux/ppc64le after the integration of the new hotspot build
Reviewed-by: erikj, goetz

8146879: Add option for handling existing log files in UL
Reviewed-by: dsamersoff, gziemski, rehn

8152491: Convert TracePageSizes to use UL
Reviewed-by: sjohanss, pliden

8151322: Implement os::set_native_thread_name() on Solaris
Reviewed-by: sla, kbarrett, gziemski

8151939: VM_Version_init() print buffer is too small
Summary: Increase buffer size, use logging to print out version and os information
Reviewed-by: kvn, rprotacio, mockner

Merge

Merge

8151509: In check_addr0() function pointer is not updated correctly
Reviewed-by: dholmes, ddmitriev, stuefe
Contributed-by: cheleswer.sahu@oracle.com

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

8137165: Tests fail in SR_Handler because thread is not VMThread or JavaThread
Reviewed-by: kbarrett

8151593: Cleanup definition/usage of INLINE/NOINLINE macros and add xlC support
Reviewed-by: coleenp, stuefe
Contributed-by: matthias.baesken@sap.com

8150688: Fix os_windows siglabel
Summary: Change types to eliminate implicit narrowing, and other cleanups.
Reviewed-by: dholmes, tbenson

8146683: check_addr0 should be more efficient
Reviewed-by: dsamersoff, kevinw, dholmes
Contributed-by: cheleswer.sahu@oracle.com

8147456: Parsing of argument for -agentpath can write outside of allocated memory
Reviewed-by: sspitsyn, dholmes
Contributed-by: sharath.ballal@oracle.com

8150843: [windows] os::getTimesSecs() returns negative values for kernel, user times
Reviewed-by: dholmes

8150353: PPC64LE: Support RTM on linux
Reviewed-by: mdoerr, kvn
Contributed-by: gromero@linux.vnet.ibm.com

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