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

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

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

8180036: Guard include of fpu_control.h
Reviewed-by: dholmes

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

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

8133740: NMT for Linux/x86/x64 and bsd/x64 slowdebug builds includes NativeCallStack::NativeCallStack() frame in backtrace
Summary: Skip an extra frame in _get_previous_fp() when it is not inlined.
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

Merge

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

8156088: Reintegrate 8153892: Handle unsafe access error directly in signal handler instead of going through a stub
Reviewed-by: stuefe, dholmes

8156066: Backout JDK-8153892
Reviewed-by: coleenp, mikael

8153892: Handle unsafe access error directly in signal handler instead of going through a stub
Reviewed-by: stuefe, dholmes

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

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

8139864: Improve handling of stack protection zones.
Reviewed-by: stuefe, coleenp, fparain

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

8046936: JEP 270: Reserved Stack Areas for Critical Sections
Reviewed-by: acorn, dcubed

8144881: Various fixes to linux/sparc
Summary: Fixed sigflags printing, format specfiers, codeCache includes and some function returns
Reviewed-by: dsamersoff, simonis

8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables
Summary: Used compiled-based TLS when available. Additional contributions by Thomas Stufe (AIX) and Andrew Haley (Aarch64)
Reviewed-by: stuefe, bdelsart, dcubed

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

8080298: Clean up os::...::supports_variable_stack_size()
Reviewed-by: kbarrett, simonis, stuefe, coleenp

8078513: [linux] Clean up code relevant to LinuxThreads implementation
Reviewed-by: dholmes, sla, coleenp, simonis

8074552: SafeFetch32 and SafeFetchN do not work in error handling
Reviewed-by: dholmes, goetz
Contributed-by: Thomas Stufe <thomas.stuefe@gmail.com>

Merge

8062808: Turn on the -Wreturn-type warning
Reviewed-by: mgerdin, tschatzl, coleenp, jrose, kbarrett

8058715: stability issues when being launched as an embedded JVM via JNI
Summary: Use mmap call without MAP_FIXED so we avoid corrupting already allocated memory
Reviewed-by: coleenp, dsimms

8050147: StoreLoad barrier interferes with stack usages
Reviewed-by: jrose, kvn, drchase

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

8037226: compiler/7196199/Test7196199.java fails on 32-bit linux with MaxVectorSize > 16
Summary: verify YMM registers after signal processing and set limit on vector's size.
Reviewed-by: iveresov, twisti

8032827: NMT: missing virtual memory tagging in os::workaround_expand_exec_shield_cs_limit()
Summary: Fixed missing virtual memory type tagging in os::workaround_expand_exec_shield_cs_limit() function
Reviewed-by: hseigel, coleenp

8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov

8023956: Provide a work-around to broken Linux 32 bit "Exec Shield" using CS for NX emulation (crashing with SI_KERNEL)
Summary: Execute some code at a high virtual address value, and keep mapped
Reviewed-by: coleenp, zgu

Merge

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

8016697: Use stubs to implement safefetch
Summary: Implement Safefetch as stub routines. This reduces compiler and os dependencies.
Reviewed-by: twisti, kvn

8004124: Handle and/or warn about SI_KERNEL
Summary: Detect this crash in the signal handler and give a fatal error message instead of making us chase down bugs that don't reproduce
Reviewed-by: kvn, mgerdin, dholmes

8015252: Enable HotSpot build with Clang
Reviewed-by: twisti, dholmes, kvn

8011661: Insufficient memory message says "malloc" when sometimes it should say "mmap"
Reviewed-by: coleenp, zgu, hseigel

8010144: [parfait] Null pointer deference in hotspot/src/os_cpu/linux_x86/vm/os_linux_x86.cpp
Summary: add null check to signal handler
Reviewed-by: dcubed

7107135: Stack guard pages are no more protected after loading a shared library with executable stack
Summary: Detect the execstack attribute of the loaded library and attempt to fix the stack guard using Safepoint op.
Reviewed-by: dholmes, zgu
Contributed-by: ioi.lam@oracle.com

8006508: Wrong frame constructor is called in os_linux_x86.cpp
Reviewed-by: dholmes, coleenp
Contributed-by: Jeremy Manson <jeremymanson@google.com>

Merge

8003240: x86: move MacroAssembler into separate file
Reviewed-by: kvn

8003935: Simplify the needed includes for using Thread::current()
Reviewed-by: dholmes, rbackman, coleenp

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

8000102: Resolve include conflicts
Summary: Removing include of c1/c1_runtime.hpp and opto/runtime.hpp from all os-files.
Reviewed-by: kvn
Contributed-by: nils.eliasson@oracle.com

7190089: NMT ON: NMT failed assertion on thread's stack base address
Summary: Solaris only, record stack info to NMT after stack size adjustment was made for primordial threads
Reviewed-by: kvn, acorn, coleenp

7147740: add assertions to check stack alignment on VM entry from generated code (x64)
Summary: check stack alignment on VM entry on x64.
Reviewed-by: kvn, never

7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
Summary: Update the copyright to be 2010 on all changed files in OpenJDK
Reviewed-by: ohair

6588413: Use -fvisibility=hidden for gcc compiles
Summary: Add option for gcc 4 and above, define JNIEXPORT and JNIIMPORT to visibility=default, add for jio_snprintf and others since -fvisibility=hidden overrides --version-script definitions.
Reviewed-by: kamg, never

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

6970683: improvements to hs_err output
Reviewed-by: kvn, jrose, dholmes, coleenp

6953477: Increase portability and flexibility of building Hotspot
Summary: A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.
Reviewed-by: phh, never, coleenp, dholmes

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

6888954: argument formatting for assert() and friends
Reviewed-by: kvn, twisti, apetrusenko, never, dcubed

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

6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE
Summary: Make reguard_stack change access to RW, not execute and use os::protect_memory with the new parameter when change needed to X.
Reviewed-by: acorn, jcoomes

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

Merge

6452081: 3/4 Allow for Linux builds with Sun Studio Linux compilers
Summary: (for Serguei) Allow for Linux builds with Sun Studio Linux compilers
Reviewed-by: sspitsyn, ohair

6629887: 64-bit windows should not restrict default heap size to 1400m
Reviewed-by: jmasa, sbohne, ikrylov, xlu

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