8160399: is_oop_or_null involves undefined behavior
8164984: Improper use of is_oop in production code
Summary: replace oop->is_oop*() with oopDesc::is_oop*(oop) so this pointer can be verified
Reviewed-by: iklam, kvn, dholmes

8183039: Re-examine methodHandle methods uninlined by 8144256
Summary: Add more const references so out-of-line methodHandle destructor and copy ctor called infrequently
Reviewed-by: hseigel, redestad

8184009: Missing null pointer check in InterpreterRuntime::update_mdp_for_ret()
Summary: Adds a missing null check (guarantee) found by Parfait.
Reviewed-by: coleenp, shade

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

Merge

8179625: [BACKOUT] of 8179305 Avoid repeated calls to JavaThread::last_frame in InterpreterRuntime
Reviewed-by: hseigel

8179305: Avoid repeated calls to JavaThread::last_frame in InterpreterRuntime
Summary: Added LastFrameAccessor class
Reviewed-by: dlong, dholmes

8155672: Remove instanceKlassHandles and KlassHandles
Summary: Summary: Use unhandled pointers for Klass and InstanceKlass, remove handles with no implementation.
Reviewed-by: dholmes, lfoltan, vlivanov, sspitsyn

8168699: Validate special case invocations
Reviewed-by: acorn, kvn, lfoltan, ctornqvi, ahgross, vlivanov

8168503: JEP 297: Unified arm32/arm64 Port
Reviewed-by: kvn, enevill, ihse, dholmes, erikj, coleenp, cjplummer

8163880: Constant pool caching of fields inhibited/delayed unnecessarily
Summary: Delay/inhibit constant pool caching of fields only if necessary
Reviewed-by: kvn

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

8160527: Check for final instance field updates can be omitted
Summary: Disable final field resolution in the constant pool cache. Correct error message printed at field resolution. New tests.
Reviewed-by: jrose, coleenp

8157181: Compilers accept modification of final fields outside initializer methods
Summary: Track initialized final field updates; disable constant folding if an update is detected. Enforce final field update rules introduced by JVMS-7 (but only for JDK 9).
Reviewed-by: vlivanov, dnsimon, forax, never, kvn, coleenp

8132051: Better byte behavior
Reviewed-by: bdelsart, roland, kvn, jrose, ahgross
Contributed-by: coleen.phillimore@oracle.com, roland.westerlin@oracle.com, vladimir.kozlov@oracle.com, john.r.rose@oracle.com

Merge

8146093: [sparc only] compiler/interpreter/7116216/StackOverflow.java Program terminates with signal 11, Segmentation fault. in __1cLRegisterMap2t6MpnKJavaThread_b_v_ ()
Reviewed-by: dcubed, coleenp

Merge

8148639: Some MethodCounter fields can be excluded when not including C2
Summary: Removed _interpreter_invocation_count and _interpreter_throwout_count fields for C1
Reviewed-by: kvn, coleenp

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

Merge

8152065: TraceBytecodes breaks the interpreter expression stack
Summary: Move trace_bytecode to InterpreterRuntime and make trace_bytecode an IRT_LEAF so that safepoints are not allowed.
Reviewed-by: jiangli, dholmes, dcubed

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

8150746: runtime/logging/ItablesTest.java fails with: java.lang.RuntimeException: 'Resolving: klass: ' missing from stdout/stderr
Summary: Deleted logging line from code and test because unnecessary
Reviewed-by: twisti, coleenp

Merge

8147918: Rename develop_log_is_enabled() to log_develop_is_enabled()
Reviewed-by: dholmes, brutisso

Merge

Merge

8071374: -XX:+PrintAssembly -XX:+PrintSignatureHandlers crash fastdebug VM with assert(limit == __null || limit <= nm->code_end()) in RelocIterator::initialize
Reviewed-by: kvn, iklam, shade

8144953: runtime/CommandLine/TraceExceptionsTest.java fails when exception is thrown in compiled code
Summary: Added long-form logging message to three places in code, allowing TraceExceptionsTest.java to pass with compiled code.
Reviewed-by: dholmes, coleenp, lfoltan

8141564: Convert TraceItables and PrintVtables to Unified Logging
Summary: The former -XX:+TraceItables and +PrintVtables flags have been converted to UL options -Xlog:itables=trace and vtables=trace
Reviewed-by: acorn, coleenp, dholmes

8141211: Convert TraceExceptions to Unified Logging
Summary: The -XX:+TraceExceptions flag has been updated to the unified logging framework, i.e. -Xlog:exceptions. The old flag, because it is product-level, has been aliased to the UL option.
Reviewed-by: dholmes, coleenp, mockner

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

Merge

8139170: JVMCI refresh
Reviewed-by: kvn

8140274: methodHandles and constantPoolHandles should be passed as const references
Summary: modified code to use const reference parameters
Reviewed-by: sspitsyn, twisti

Merge

8136577: Make AbortVMOnException available in product builds
Reviewed-by: coleenp

Merge

8136421: JEP 243: Java-Level JVM Compiler Interface
Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett

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

8132969: C++11 requires a space between literal and identifier
Reviewed-by: simonis, ctornqvi
Contributed-by: Matthias Baesken <matthias.baesken@sap.com>

8087333: Optionally Pre-Generate the HotSpot Template Interpreter
Summary: Optional support for pregenerated template interpreter
Reviewed-by: coleenp, dholmes, kvn

8087133: Improve sharing of native wrappers in SignatureHandlerLibrary
Summary: fingerprint normalization for arm32
Reviewed-by: dholmes, coleenp

8035074: hs_err improvement: Add time zone information in the hs_err file
8026335: hs_err improvement: Print exact compressed oops mode and the heap base value.
8026331: hs_err improvement: Print if we have seen any OutOfMemoryErrors or StackOverflowErrors
Summary: Add requested things to hs_err file.
Reviewed-by: ctornqvi, dholmes

8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david

8076579: Popping a stack frame after exception breakpoint sets last method param to exception
Summary: Null the InterpreterRuntime::member_name_arg_or_null return value when it is necessary
Reviewed-by: jbachorik, coleenp, twisti

8076492: Make common code from template interpreter code
Summary: Move case statement out of assembly code
Reviewed-by: minqi, sspitsyn, dholmes

8074345: Enable RewriteBytecodes when VM runs with CDS
Summary: Enable bytecode rewriting when CDS turned on.
Reviewed-by: coleenp, iklam
Contributed-by: yumin.qi@oracle.com, ioi.lam@oracle.com

8072911: Remove includes of oop.inline.hpp from .hpp files
Reviewed-by: brutisso, coleenp, jwilhelm, simonis, dholmes

8067231: Zero builds fails after JDK-6898462
Summary: Interpreter::remove_activation_entry() is not defined for the C++ interpreter
Reviewed-by: roland, coleenp
Contributed-by: Severin Gehwolf <sgehwolf@redhat.com>

6898462: The escape analysis with G1 cause crash assertion src/share/vm/runtime/vframeArray.cpp:94
Summary: OOM during reallocation of scalar replaced objects in deoptimization causes crashes
Reviewed-by: kvn, jrose

8046809: vm/mlvm/meth/stress/compiler/deoptimize CodeCache is full.
Summary: Use separate sweeper thread; enables more aggressive sweeping.
Reviewed-by: kvn, jrose

8059468: Fix PrintCodeCache output changed by JDK-8059137
Summary: Change output of PrintCodeCache to print "CodeCache" instead of "Code Cache" and change name of non-method code heap to non-nmethod code heap.
Reviewed-by: vlivanov, anoll

8015774: Add support for multiple code heaps
Summary: Support for segmentation of the code cache. Separate code heaps are created and used to store code of different types.
Reviewed-by: kvn, iveresov, roland, anoll, egahlin, sla

8051398: jvmti tests fieldacc002, fieldmod002 fail in nightly with errors: (watch#0) wrong location
Summary: Didn't handle NULL bcp for native methods
Reviewed-by: dcubed, sspitsyn

Merge

8049325: Introduce and clean up umbrella headers for the files in the cpu subdirectories.
Summary: Introduce and clean up umbrella headers for the files in the cpu subdirectories.
Reviewed-by: lfoltan, coleenp, dholmes

Merge

8048933: -XX:+TraceExceptions output should include the message
Summary: Add the exception detail message to the tracing output
Reviewed-by: minqi, dholmes

8022968: Some codecache allocation failures don't result in invoking the sweeper
Summary: Add calls to CompileBroker::handle_full_code_cache() or fail gracefully whenever allocation in the code cache fails.
Reviewed-by: iveresov, vlivanov

8044775: Improve usage of umbrella header atomic.inline.hpp.
Reviewed-by: stefank, kvn

8034935: JSR 292 support for PopFrame has a fragile coupling with DirectMethodHandle
Reviewed-by: twisti, jrose, sspitsyn

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

8036956: remove EnableInvokeDynamic flag
Summary: The EnableInvokeDynamic flag and all support code is removed because it is not longer used in JDK 9.
Reviewed-by: kvn, twisti
Contributed-by: Tobias Hartmann <tobias.hartmann@oracle.com>

Merge

8024468: PPC64 (part 201): cppInterpreter: implement bytecode profiling
Summary: Implement profiling for c2 jit compilation. Also enable new cppInterpreter features.
Reviewed-by: kvn

8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
Summary: Enhance method resolution and resulting data structures, plus some refactoring.
Reviewed-by: twisti, acorn, jrose

7187554: JSR 292: JVMTI PopFrame needs to handle appendix arguments
Summary: Restore the appendix argument after PopFrame() call
Reviewed-by: twisti, coleenp
Contributed-by: serguei.spitsyn@oracle.com

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

Merge

8010862: The Method counter fields used for profiling can be allocated lazily.
Summary: Allocate the method's profiling related metadata until they are needed.
Reviewed-by: coleenp, roland

8003310: Enable -Wunused-function when compiling with gcc
Summary: Add the -Wunused-function flag and remove a number of unused functions.
Reviewed-by: dholmes, coleenp, kvn

8001341: SIGSEGV in methodOopDesc::fast_exception_handler_bci_for(KlassHandle,int,Thread*)+0x3e9.
Summary: Use methodHandle.
Reviewed-by: coleenp, acorn, twisti, sspitsyn

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

Merge

8001471: Klass::cast() does nothing
Summary: Remove function Klass::cast() and calls to it.
Reviewed-by: dholmes, coleenp

8001658: No need to pass resolved_references as argument to ConstantPoolCacheEntry::set_method_handle_common
Reviewed-by: twisti
Contributed-by: Bharadwaj Yadavalli <bharadwaj.yadavalli@oracle.com>

Merge

8000213: NPG: Should have renamed arrayKlass and typeArrayKlass
Summary: Capitalize these metadata types (and objArrayKlass)
Reviewed-by: stefank, twisti, kvn

7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
Reviewed-by: jrose, kvn

7196242: vm/mlvm/indy/stress/java/loopsAndThreads crashed
Reviewed-by: jrose, coleenp, jmasa, kvn

6964458: Reimplement class meta-data storage to use native memory
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: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>

7023639: JSR 292 method handle invocation needs a fast path for compiled code
6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: John Rose <john.r.rose@oracle.com>, Christian Thalinger <christian.thalinger@oracle.com>, Michael Haupt <michael.haupt@oracle.com>

Merge

Merge

7087357: JSR 292: remove obsolete code after 7085860
Reviewed-by: kvn, never

Merge

7178145: Change constMethodOop::_exception_table to optionally inlined u2 table.
Summary: Change constMethodOop::_exception_table to optionally inlined u2 table.
Reviewed-by: bdelsart, coleenp, 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

7174928: JSR 292: unresolved invokedynamic call sites deopt and osr infinitely
Reviewed-by: kvn

7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
Summary: Make sure that CompilationPolicy::event() doesn't throw exceptions
Reviewed-by: kvn, never

7094138: JSR 292: JRuby junit test fails in CallSite.setTargetNormal: obj->is_oop() failed: sanity check
Reviewed-by: iveresov, never

7086585: make Java field injection more flexible
Reviewed-by: jrose, twisti, kvn, coleenp

Merge

7085012: ARM: com/sun/jdi/PopSynchronousTest.java still fails
Summary: InterpreterRuntime::popframe_move_outgoing_args() is required for the ARM interpreter.
Reviewed-by: kvn, twisti

7085404: JSR 292: VolatileCallSites should have push notification too
Reviewed-by: never, kvn

7071653: JSR 292: call site change notification should be pushed not pulled
Reviewed-by: kvn, never, bdelsart

7057120: Tiered: Allow C1 to inline methods with loops
Summary: Recompile the enclosing methods without inlining of the method that has OSRed to level 4 or recompile the enclosing method at level 4.
Reviewed-by: kvn, never

7055355: JSR 292: crash while throwing WrongMethodTypeException
Reviewed-by: jrose, twisti, bdelsart

7046732: JSR 292 assert(result == cpce->f1()) failed: expected result for assembly code
Reviewed-by: kvn, iveresov, jrose

6981791: remove experimental code for JSR 292
Reviewed-by: twisti

7017732: move static fields into Class to prepare for perm gen removal
Reviewed-by: kvn, coleenp, twisti, stefank

7012648: move JSR 292 to package java.lang.invoke and adjust names
Summary: package and class renaming only; delete unused methods and classes
Reviewed-by: twisti

7012088: jump to 0 address because of lack of memory ordering in SignatureHandlerLibrary::add
Summary: Write method signature handler under lock to prevent race with growable array resizing
Reviewed-by: dsamersoff, dholmes

7016023: Enable building ARM and PPC from src/closed repository
Reviewed-by: dholmes, bdelsart

6990754: Use native memory and reference counting to implement SymbolTable
Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank

Merge

4926272: methodOopDesc::method_from_bcp is unsafe
Reviewed-by: coleenp, jrose, kvn, dcubed

4930919: race condition in MDO creation at back branch locations
Summary: Reuse set_method_data_for_bcp() to setup mdp after MDO creation.
Reviewed-by: kvn, never

6704010: Internal Error (src/share/vm/interpreter/interpreterRuntime.cpp:1106)
Summary: Fixed a race condition in the assertion caused by an unguarded, concurrent access to a GrowableArray object.
Reviewed-by: coleenp, dholmes, dsamersoff
Contributed-by: volker.simonis@gmail.com

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

6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti

6990192: VM crashes in ciTypeFlow::get_block_for()
Reviewed-by: never

6939224: MethodHandle.invokeGeneric needs to perform the correct set of conversions
Reviewed-by: never

6953144: Tiered compilation
Summary: Infrastructure for tiered compilation support (interpreter + c1 + c2) for 32 and 64 bit. Simple tiered policy implementation.
Reviewed-by: kvn, never, phh, twisti

6978355: renaming for 6961697
Summary: This is the renaming part of 6961697 to keep the actual changes small for review.
Reviewed-by: kvn, never

6964498: JSR 292 invokedynamic sites need local bootstrap methods
Summary: Add JVM_CONSTANT_InvokeDynamic records to constant pool to determine per-instruction BSMs.
Reviewed-by: twisti

6730276: JDI_REGRESSION tests fail with "Error: count must be non-zero" error on x86
Summary: Modify assembler code to check for 0 count for all copy routines.
Reviewed-by: never, ysr, jcoomes

6939203: JSR 292 needs method handle constants
Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode.
Reviewed-by: twisti, never

Merge

6939207: refactor constant pool index processing
Summary: Factored cleanup of instruction decode which prepares for enhanced ldc semantics.
Reviewed-by: twisti

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

6939134: JSR 292 adjustments to method handle invocation
Summary: split MethodHandle.invoke into invokeExact and invokeGeneric; also clean up JVM-to-Java interfaces
Reviewed-by: twisti

6943304: remove tagged stack interpreter
Reviewed-by: coleenp, never, gbenson

6902182: 4/4 Starting with jdwp agent should not incur performance penalty
Summary: Rename can_post_exceptions support to can_post_on_exceptions. Add support for should_post_on_exceptions flag to permit per JavaThread optimizations.
Reviewed-by: never, kvn, dcubed
Contributed-by: tom.deneau@amd.com

6914300: ciEnv should export all well known classes
Reviewed-by: kvn, twisti

6893268: additional dynamic language related optimizations in C2
Summary: C2 needs some additional optimizations to be able to handle MethodHandle invokes and invokedynamic instructions at the best performance.
Reviewed-by: kvn, never

6858164: invokedynamic code needs some cleanup (post-6655638)
Summary: Fix several crashers, remove needless paths for boxed-style bootstrap method call, refactor & simplify APIs for rewriter constantPoolOop, remove sun.dyn.CallSiteImpl
Reviewed-by: kvn

4957990: Perm heap bloat in JVM
Summary: Treat ProfileData in MDO's as a source of weak, not strong, roots. Fixes the bug for stop-world collection -- the case of concurrent collection will be fixed separately.
Reviewed-by: jcoomes, jmasa, kvn, never

6655646: dynamic languages need dynamically linked call sites
Summary: invokedynamic instruction (JSR 292 RI)
Reviewed-by: twisti, never

6655638: dynamic languages need method handles
Summary: initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)
Reviewed-by: kvn, twisti, never

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