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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

8149036: Add tracing for thread related events at os level
Reviewed-by: coleenp, mlarsson, dholmes

8148219: Add decorator hostname to UL
Reviewed-by: dholmes, mlarsson
Contributed-by: robbin.ehn@oracle.com

Merge

8144219: [posix] Remove redundant code around os::print_siginfo()
Summary: for posix platforms, consolidate os::print_siginfo() in os_posix.cpp and remove cds fault special handling
Reviewed-by: dholmes, simonis

8145096: Undefined behaviour in HotSpot
Summary: Fix some integer overflows
Reviewed-by: jrose, kvn, kbarrett, adinn, iklam

8145114: const-correctness for ucontext_t* reading functions
Reviewed-by: dholmes, coleenp

8145073: Filename and linenumber are not printed for asserts any more.
Reviewed-by: dholmes, stuefe

8143291: Remove redundant coding around os::exception_name
Reviewed-by: dholmes, coleenp

8136978: Much nearly duplicated code for vmError support
Summary: moved all non os specific code in vmError_[os].cpp to vmError_posix.cpp, moved os specific code to os_[os].cpp and refactored all other references accordingly
Reviewed-by: stuefe, coleenp, dholmes

8141445: Use of Solaris/SPARC M7 libadimalloc.so can generate unknown signal in hs_err file
Summary: Add libadimalloc.so SIGSEGV defines and a test to validate the correct message is printed in the hs_err file
Reviewed-by: dcubed, dholmes

8138916: Logging write function does not allow for long enough messages
Summary: The unified logging framework's vwrite function is updated to allow strings longer than 512 characters, for the sake of messages of non-pre-determined length.
Reviewed-by: coleenp, dsamersoff, mlarsson

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

8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden

8132232: Signature mismatch between declaration and definition of PosixSemaphore::timedwait
Reviewed-by: dholmes, kbarrett

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

8087322: Implement a Semaphore utility class
Reviewed-by: kbarrett, dholmes

8074354: Make CreateMinidumpOnCrash a new name and available on all platforms
Summary: Rename CreateMinidumpOnCrash which is used only for Windows as CreateCoredumpOnCrash and make it available for all platforms. Changed order for dumping core on Windows to be similar on other platforms. Also reviewed by thomas.stuefe@gmail.com
Reviewed-by: dcubed
Contributed-by: yumin.qi@oracle.com, thomas.stuefe@gmail.com

8059586: hs_err report should treat redirected core pattern
Reviewed-by: dholmes, sla, stuefe
Contributed-by: Yasumasa Suenaga <yasuenag@gmail.com>

8066803: compiler/intrinsics/mathexact/SubExactINonConstantTest.java crashed in os::is_first_C_frame(frame*)
Summary: Stop native stack walk when we get to compiled or stub frame.
Reviewed-by: hseigel, lfoltan, ctornqvi

8062370: Various minor code improvements
Summary: A lot of fixes useful to improve the code quality.
Reviewed-by: coleenp, dholmes

8056930: Output host info under some condition for core dump
Summary: Output host name after java crashed for debug version.
Reviewed-by: dholmes, ccheung
Contributed-by: yumin.qi@oracle.com

8046598: Scalable Native memory tracking development
Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill

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

6546236: Thread interrupt() of Thread.sleep() can be lost on Solaris due to race with signal handler
Reviewed-by: dholmes, dcubed

Merge

Merge

Merge

8023033: PPC64 (part 13): basic changes for AIX
Summary: Added AIX includes alpha-sorted before BSD. Fix compilation issues with xlC in shared code. Basic shared platform dependend adaption (vm_version etc.).
Reviewed-by: kvn, dholmes, stefank

8020775: PPC64 (part 12): posix signal printing
Summary: Implement methods printing posix signal information and call them in unix os files.
Reviewed-by: kvn, dholmes, twisti
Contributed-by: thomas.stuefe@sap.com

8031968: Mac OS X: VM starts the agent by calling both Agent_OnAttach and Agent_OnAttach_L functions if its agent library is dynamically linked.
Summary: Make sure we only look for statically linked agents in the main process image
Reviewed-by: dsamersoff, bpittore, dcubed

Merge

8023720: (hotspot) setjmp/longjmp changes the process signal mask on OS X
Reviewed-by: dholmes, rbackman

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

8020701: Avoid crashes in WatcherThread
Reviewed-by: acorn, dcubed, dsimms

8012260: ciReplay: Include PID into the name of replay data file
Reviewed-by: kvn, twisti

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

7173959: Jvm crashed during coherence exabus (tmb) testing
Summary: Mapping of aligned memory needs to be MT safe. Also reviewed by: vitalyd@gmail.com
Reviewed-by: dholmes, coleenp, zgu

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

7129724: MAC: Core file location is wrong in crash report
Summary: Updated core path location to reflect macosx default
Reviewed-by: dholmes, kamg

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

7165755: OS Information much longer on linux than other platforms
Reviewed-by: sla, dholmes

7126185: Clean up lasterror handling, add os::get_last_error()
Summary: Add os::get_last_error(), replace getLastErrorString() by os::lasterror() in os_windows.cpp.
Reviewed-by: kamg, dholmes
Contributed-by: erik.gahlin@oracle.com

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

7014918: Improve core/minidump handling in Hotspot
Summary: Added Minidump support on Windows, enabled large page core dumps when coredump_filter is present and writing out path/rlimit for core dumps.
Reviewed-by: poonam, dsamersoff, sla, coleenp