Summary: volatile jdouble load/store is not atomic, fix by using of existing volatile jlong operations which are atomic for jdouble.
Reviewed-by: kvn, vladidan, jrose
Contributed-by: david.holmes@oracle.com

Reviewed-by: acorn, dcubed, dsimms

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

Summary: Implement Safefetch as stub routines. This reduces compiler and os dependencies.
Reviewed-by: twisti, kvn

Reviewed-by: anthony, dholmes, dcubed
Contributed-by: NTim Bell <timothy.bell@oracle.com>

Reviewed-by: acorn, coleenp, sla
Contributed-by: NKaren Kinnear &lt;karen.kinnear@oracle.com&gt;, Bengt Rutisson &lt;bengt.rutisson@oracle.com&gt;, Calvin Cheung &lt;calvin.cheung@oracle.com&gt;, Erik Gahlin &lt;erik.gahlin@oracle.com&gt;, Erik Helin &lt;erik.helin@oracle.com&gt;, Jesper Wilhelmsson &lt;jesper.wilhelmsson@oracle.com&gt;, Keith McGuigan &lt;keith.mcguigan@oracle.com&gt;, Mattias Tobiasson &lt;mattias.tobiasson@oracle.com&gt;, Markus Gronlund &lt;markus.gronlund@oracle.com&gt;, Mikael Auno &lt;mikael.auno@oracle.com&gt;, Nils Eliasson &lt;nils.eliasson@oracle.com&gt;, Nils Loodin &lt;nils.loodin@oracle.com&gt;, Rickard Backman &lt;rickard.backman@oracle.com&gt;, Staffan Larsen &lt;staffan.larsen@oracle.com&gt;, Stefan Karlsson &lt;stefan.karlsson@oracle.com&gt;, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>

Summary: Removed most of the SPARC V8 instructions
Reviewed-by: kvn, twisti

Reviewed-by: twisti, dholmes, kvn

Reviewed-by: coleenp, zgu, hseigel

Summary: Execute vzeroupper instruction after JNI call and on exits in jit compiled code which use 256bit vectors.
Reviewed-by: roland

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

Summary: add null check to signal handler
Reviewed-by: dcubed

Summary: add null pointer check in signal handler
Reviewed-by: kvn

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

Summary: Fix the build without precompiled headers by either including the missing ".inline.hpp" files into the appropriate files or by turning inline-functions declared in header files into ordinary functions in ".cpp" files.
Reviewed-by: coleenp, stefank, dholmes

8006423: SA: NullPointerException in sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:67)
Summary: Do not rely on mach thread port names to identify threads from SA
Reviewed-by: dholmes, minqi, rbackman

Reviewed-by: dholmes, coleenp
Contributed-by: NJeremy Manson <jeremymanson@google.com>

Summary: Flags changed to be of uintx type
Reviewed-by: johnc, tamao

Summary: Instead of passing in last_entry to all the VM_ macros just expand it in the main vmStructs.cpp file.
Reviewed-by: dholmes, sspitsyn, minqi

Reviewed-by: jrose, kvn, twisti
Contributed-by: NMorris Meyer <morris.meyer@oracle.com>

Reviewed-by: jrose, kvn

Reviewed-by: kvn

Reviewed-by: dholmes, rbackman, coleenp

Reviewed-by: coleenp, dholmes

Summary: Remove support for the UseVectoredExceptions flag
Reviewed-by: jcoomes, kamg
Contributed-by: harold.seigel@oracle.com

Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

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

Summary: Solaris only, record stack info to NMT after stack size adjustment was made for primordial threads
Reviewed-by: kvn, acorn, coleenp

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: Njmasa &lt;jon.masamitsu@oracle.com&gt;, stefank &lt;stefan.karlsson@oracle.com&gt;, mgerdin &lt;mikael.gerdin@oracle.com&gt;, never <tom.rodriguez@oracle.com>

Summary: Check kstat data for SPARC-M.
Reviewed-by: roland

Summary: StackOverflowError may get lost on OSX.
Reviewed-by: kvn, dcubed

Reviewed-by: dholmes, sla

Reviewed-by: dholmes, kamg

Summary: null checks in "compressed oops with base" mode may trigger a SIGBUS rather than a SIGSEGV.
Reviewed-by: dsamersoff, dcubed, rbackman, kvn

Summary: check stack alignment on VM entry on x64.
Reviewed-by: kvn, never

Summary: Change OSThread to use mach thread_t
Reviewed-by: phh, dcubed

Summary: Replace call_epilog() encoding with macroassembler use. Moved duplicated code to x86.ad. Fixed return_addr() definition.
Reviewed-by: never

Summary: LLVM-GCC (__llvm__) should use the same _get_previous_fp implementation as __clang__ (as is the case for os::current_stack_pointer).
Reviewed-by: twisti, never, dcubed

Summary: Add rdtsc detection and inline generation.
Reviewed-by: kamg, dholmes
Contributed-by: karen.kinnear@oracle.com

Summary: replace the call to memmove by a simple copy loop
Reviewed-by: dholmes, kvn, never
Contributed-by: axel.siebenborn@sap.com, volker.simonis@gmail.com