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

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

8160748: Inconsistent types for ideal_reg
Summary: Made ideal_reg consistently uint.
Reviewed-by: kvn, iveresov

8132524: Missing includes to resourceArea.hpp
Summary: Files that use ResourceMark are missing the include of resourceArea.hpp
Reviewed-by: tschatzl, jwilhelm

8137167: JEP165: Compiler Control: Implementation task
Summary: Compiler Control JEP
Reviewed-by: roland, twisti, zmajo, simonis

Merge

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

8134802: LCM register pressure scheduling
Summary: Calculate register pressure in a block to help instructions scheduling.
Reviewed-by: kvn, dlong

8131969: jit/FloatingPoint/gen_math/Loops05 assert(2 <= size && size <= 16) failed: update low bits table
Summary: assert in register allocation code when vector Phi for a loop is processed because code assumes all inputs already processed
Reviewed-by: kvn

8076276: Add support for AVX512
Reviewed-by: kvn, roland
Contributed-by: michael.c.berg@intel.com

8077364: "if( !this )" construct prevents build on Xcode 6.3
Reviewed-by: stefank, simonis

8073315: Enable gcc -Wtype-limits and fix upcoming issues.
Summary: Relevant fixes in blockOffsetTable.cpp, os_linux.cpp, parCardTableModRefBS.cpp.
Reviewed-by: jwilhelm, kbarrett, simonis

8072383: resolve conflicts between open and closed ports
Summary: refactor close to remove references to closed ports
Reviewed-by: kvn, simonis, dholmes

8068881: SIGBUS in C2 compiled method weblogic.wsee.jaxws.framework.jaxrpc.EnvironmentFactory$SimulatedWsdlDefinitions.<init>
Summary: Use MachMerge to hook together defs of the same multidef value in a block
Reviewed-by: kvn, vlivanov

8058968: Compiler time traces should be improved
Summary: Use CITime consistently, make C2 to report to CompilerBroker, more probes.
Reviewed-by: vlivanov, jrose

8054033: Remove unused references to Compile*
Summary: Removed unused references to Compile* missed by JDK-8034812.
Reviewed-by: kvn, roland

8034812: remove IDX_INIT macro hack in Node class
Summary: The IDX_INIT macro used by Node::Node(...) to retrieve the Compile object is removed and replaced by a call to Compile::current(). The Node constructor, new operator and all calls to it are adapted accordingly.
Reviewed-by: kvn, jrose, iveresov, goetz

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

8001532: C2 node files refactoring
Summary: Split C2 node files into cast, convert, countbits, intrinsic, move, narrowptr and opaquenode classes
Reviewed-by: kvn, morris

8033260: assert(lrg._area >= 0.0) failed: negative spill area
Summary: Change type from float to double on block frequency, and add check for +Inf - +Inf operation
Reviewed-by: kvn, roland

8032656: Tag the MachSpillCopies with purpose information
Summary: Subclassed the MachSpillCopyNode with different subnodes for different spill purposes to enhance debugging / visualization
Reviewed-by: kvn, roland

Merge

8028767: PPC64: (part 121): smaller shared changes needed to build C2
Summary: smaller shared changes required to build the C2 compiler on PPC64.
Reviewed-by: kvn

8029446: assert(_cfg.get_block_for_node(proj) == borig) failed: incorrect block for kill projections
Summary: Added loadConP0 projection node to block in case of re-materialization of the loadConP0. x86_64 only.
Reviewed-by: kvn

8024646: Remove LRG_List container, replace it with GrowableArray
Summary: We already have GrowableArray, use it instead of LRG_List
Reviewed-by: kvn

8023691: Create interface for nodes in class Block
Summary: Create public methods for accessing the nodes in a block
Reviewed-by: kvn, roland

8021898: Broken JIT compiler optimization for loop unswitching
Summary: fix method clone_projs() to clone all related MachProj nodes.
Reviewed-by: roland, adlertz

8023003: Cleanup the public interface to PhaseCFG
Summary: public methods that don't need to be public should be private.
Reviewed-by: kvn, twisti

8022284: Hide internal data structure in PhaseCFG
Summary: Hide private node to block mapping using public interface
Reviewed-by: kvn, roland

8014959: assert(Compile::current()->live_nodes() < (uint)MaxNodeLimit) failed: Live Node limit exceeded limit
Summary: Insert extra checks and bailouts for too many nodes
Reviewed-by: kvn

8011621: live_ranges_in_separate_class.patch
Reviewed-by: kvn, roland
Contributed-by: niclas.adlertz@oracle.com

7092905: C2: Keep track of the number of dead nodes
Summary: keep an (almost) accurate running count of the reachable (live) flow graph nodes.
Reviewed-by: kvn, twisti, jrose, vlivanov

7193318: C2: remove number of inputs requirement from Node's new operator
Summary: Deleted placement new operator of Node - node(size_t, Compile *, int).
Reviewed-by: kvn, twisti
Contributed-by: bharadwaj.yadavalli@oracle.com

7148109: C2 compiler consumes too much heap resources
Summary: Add split_arena to allocate temporary arrays in PhaseChaitin::Split() and free them on method's exit.
Reviewed-by: twisti

7192965: assert(is_aligned_sets(size)) failed: mask is not aligned, adjacent sets
Summary: Change pair check to vector check in RA bias coloring code.
Reviewed-by: jrose, twisti

7187454: stack overflow in C2 compiler thread on Solaris x86
Summary: Added new FormatBufferResource class to use thread's resource area for error message buffer.
Reviewed-by: twisti

7157365: jruby/bench.bench_timeout crashes with JVM internal error
Reviewed-by: jrose, kvn

7119644: Increase superword's vector size up to 256 bits
Summary: Increase vector size up to 256-bits for YMM AVX registers on x86.
Reviewed-by: never, twisti, roland

7145346: VerifyStackAtCalls is broken
Summary: Replace call_epilog() encoding with macroassembler use. Moved duplicated code to x86.ad. Fixed return_addr() definition.
Reviewed-by: 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

7029017: Additional architecture support for c2 compiler
Summary: Enables cross building of a c2 VM. Support masking of shift counts when the processor architecture mandates it.
Reviewed-by: kvn, never

7004940: CTW: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG
Reviewed-by: kvn, twisti

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

6973963: SEGV in ciBlock::start_bci() with EA
Summary: Added more checks into ResourceObj and growableArray to verify correctness of allocation type.
Reviewed-by: never, coleenp, dholmes

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

6889656: assert(lo_lrg->lo_degree() || !lo_no_simplify,"Live range was lo-degree before coalesce
Summary: Restore the original code: uint i = _hi_degree.
Reviewed-by: never, jrose

6875959: CTW fails hotspot/src/share/vm/opto/reg_split.cpp:1087
Summary: To break spill ties choose bound live range over unbound to free register or one with smaller cost to spill.
Reviewed-by: never, jrose

6709742: find_base_for_derived's use of Ideal NULL is unsafe causing crashes during register allocation
Summary: Create a mach node corresponding to ideal node ConP #NULL specifically for derived pointers.
Reviewed-by: never

6810845: Performance regression in mpegaudio on x64
Summary: Used the outer loop frequency in frequencies checks in RA.
Reviewed-by: never, twisti

Merge

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

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

6791852: assert(b->_nodes[insidx] == n,"got insidx set incorrectly")
Summary: Move the CreateEx up before each round of IFG construction
Reviewed-by: never, phh

6782232: assert("CreateEx must be first instruction in block" )
Summary: Add the missing check for CreateEx. Add new notproduct flag VerifyRegisterAllocator.
Reviewed-by: never

6761594: framesize rounding code rounds using wrong units leading to slightly oversized frames
Reviewed-by: rasbold, kvn

6732194: Data corruption dependent on -server/-client/-Xbatch
Summary: rematerializing nodes results in incorrect inputs
Reviewed-by: rasbold

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

6705887: Compressed Oops: generate x64 addressing and implicit null checks with narrow oops
Summary: Generate addresses and implicit null checks with narrow oops to avoid decoding.
Reviewed-by: jrose, never

6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

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