6259129: (Escape Analysis) scalar replacement for not escaping objects Summary: Use scalar replacement with EA to remove allocations for objects which do not escape the compiled method. Reviewed-by: rasbold, never, jrose

6663621: JVM crashes while trying to execute api/java_security/Signature/SignatureTests.html#initSign tests. Summary: alignment expression with secondary induction variables is sometimes wrong Reviewed-by: kvn, rasbold

6662967: Optimize I2D conversion on new x86 Summary: Use CVTDQ2PS and CVTDQ2PD for integer values conversions to float and double values on new AMD cpu. Reviewed-by: sgoldman, never

6661247: Internal bug in 32-bit HotSpot optimizer while bit manipulations Summary: copy elimination of a constant value results in incorrect execution Reviewed-by: kvn, sgoldman, rasbold

6659207: access violation in CompilerThread0 Summary: split_thru_phi produces top on a non-dead path Reviewed-by: kvn, rasbold, sgoldman

6676841: ClearArrayNode::Identity is incorrect for 64-bit Summary: ClearArrayNode::Identity should use TypeX instead of TypeInt Reviewed-by: jrose, kvn, sgoldman

6666343: Compile::has_loops not always set correctly Summary: Compile::has_loops() should be set from inlined methods Reviewed-by: kvn, rasbold

6672848: (Escape Analysis) improve lock elimination with EA Summary: Remove lock/unlock MemBar nodes and specify locks in debug info for deoptimization. Reviewed-by: never

6674588: (Escape Analysis) Improve Escape Analysis code Summary: Current EA code has several problems which have to be fixed. Reviewed-by: jrose, sgoldman

6673473: (Escape Analysis) Add the instance's field information to PhiNode Summary: Avoid an infinite generation of instance's field values Phi nodes. Reviewed-by: never

6671807: (Escape Analysis) Add new ideal node to represent the state of a scalarized object at a safepoint Summary: Values of non-static fields of a scalarized object should be saved in debug info to reallocate the object during deoptimization. Reviewed-by: never

Merge

6667833: Remove CacheTimeMillis Summary: Remove -XX:+CacheTimeMillis option and associated functionality Reviewed-by: acorn, never

6204603: Modify hotspot to use new Solaris mmap semantics for class data archive file Summary: os::attempt_reserve_memory_at() now passes an address hint to mmap Reviewed-by: kamg, dice

Merge

6666698: EnableBiasedLocking with BiasedLockingStartupDelay can block Watcher thread Summary: Enqueue VM_EnableBiasedLocking operation asynchronously Reviewed-by: never, xlu, kbr, acorn

6655385: Disable frame pointer omission in jvm.dll on Windows for better crash logs Summary: Add /Oy- C++ compiler option on Windows Reviewed-by: phh, never, ysr

6549844: Wording problems in "An unexpected error ..." Summary: Changed wording to "A fatal error.." also don't claim it's not VM bug if in hotspot compilers (Java thread in native). Reviewed-by: jjh, sbohne, jrose, never

6610420: Debug VM crashes during monitor lock rank checking Summary: Make SerializePage lock as raw lock and add name for mutex locks Reviewed-by: never, dice, dholmes

6598190: JPRT tests fail when run with -XX:+CheckUnhandledOops Summary: Work around Sun Studio C++ compiler bug 6629277 in dependencies.cpp Reviewed-by: kamg, sgoldman, pbk

6631248: Memory problem when doing invalid type cast Summary: Changed memory allocation method for exception method Reviewed-by: ysr, never

Merge

6667089: 3/3 multiple redefinitions of a class break reflection Summary: Use instanceKlass::method_with_idnum() instead of slot() to work with RedefineClasses(). Reviewed-by: sspitsyn

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

6453355: 4/4 new No_Safepoint_Verifier uses fail during GC Summary: (for Serguei) Clean up use of No_Safepoint_Verifier in JVM TI Reviewed-by: dcubed

6599425: 4/3 OopMapCache::lookup() can cause later crash or assert() failure Summary: Add should_not_be_cached() to markOop and methodOop and query that status inOopMapCache::lookup() Reviewed-by: coleenp, sspitsyn, jmasa

6497639: 4/3 Profiling Swing application caused JVM crash Summary: Make RedefineClasses() interoperate better with class sharing. Reviewed-by: sspitsyn, jmasa

Merge

6667615: (Escape Analysis) extend MDO to cache arguments escape state Summary: Use MDO to cache arguments escape state determined by the byte code escape analyzer. Reviewed-by: never

6667620: (Escape Analysis) fix deoptimization for scalar replaced objects Summary: Deoptimization code for reallocation and relocking scalar replaced objects has to be fixed. Reviewed-by: rasbold, never

6623167: C2 crashed in StoreCMNode::Value Summary: C2 crashed in StoreCMNode::Value because n->in(MemNode::OopStore) is 0. Reviewed-by: rasbold, never

Merge

6667605: (Escape Analysis) inline java constructors when EA is on Summary: java constructors should be inlined to be able scalar replace a new object Reviewed-by: rasbold

6670459: Fix Node::dump() performance Summary: dump full ideal graph takes forever. Reviewed-by: never, rasbold

6667612: (Escape Analysis) disable loop cloning if it has a scalar replaceable allocation Summary: Cloning an allocation will not allow scalar replacement since memory operations could not be associated with one allocation. Reviewed-by: rasbold

6667610: (Escape Analysis) retry compilation without EA if it fails Summary: During split unique types EA could exceed nodes limit and fail the method compilation. Reviewed-by: rasbold

6671250: In Parse::do_if() old Cmp node 'c' should be replaced with new one after BoolNode transformation Summary: In Parse::do_if() 'c' (CmpNode) node may be changed during BoolNode transformation so 'c' may became dead but the node is referenced later in the code. Reviewed-by: never

6667618: disable LoadL->ConvL2I ==> LoadI optimization Summary: this optimization causes problems (sizes of Load and Store nodes do not match) for objects initialization code and Escape Analysis Reviewed-by: jrose, never

6667588: Don't generate duplicated CMP for float/double values Summary: float CMove generation add duplicated CMPF if there are more then one Move depending on the condition. Reviewed-by: jrose, never, rasbold

6667581: Don't generate initialization (by 0) code for arrays with size 0 Summary: generate_arraycopy() does not check the size of allocated array. Reviewed-by: jrose, never

6667580: Optimize CmpP for allocations Summary: CmpP could be optimized out if it compares new allocated objects. Reviewed-by: jrose, never, rasbold

6667573: Use set_req_X() in AddPNode::Ideal() for Iterative GVN Summary: set_req_X() puts dependent nodes on IGVN worklist which allows to improve graph and gives more opportunities for EA scalar replacement. Reviewed-by: jrose, never

6590177: jck60019 test assert(!repeated,"do not walk merges twice") Summary: A mergemem node could be not in worklist_store but in should_not_repeat vectorset since it was processed and removed from worklist_store before. Reviewed-by: jrose, never

6610906: inexplicable IncompatibleClassChangeError Summary: dependency check must treat polymorphic interfaces consistently Reviewed-by: kvn, never, sgoldman

6633953: type2aelembytes{T_ADDRESS} should be 8 bytes in 64 bit VM Summary: T_ADDRESS size is defined as 'int' size (4 bytes) but C2 use it for raw pointers and as memory type for StoreP and LoadP nodes. Reviewed-by: jrose

6650373: Assert in methodOopDesc::make_adapters() Summary: AdapterHandlerLibrary::get_create_adapter_index() returns incorrect value (-2) when CodeCache is full. Reviewed-by: sgoldman

6498878: client compiler crashes on windows when dealing with breakpoint instructions Summary: _is_compilable check prevents breakpoint bytecodes reversion when loading bytecodes for ciMethod. Reviewed-by: never

6621084: ciMethodBlocks::split_block_at() is broken for methods with exception handler Summary: After an exception handler block is split the exception information is not moved to the new block which starts in exception handler BCI. Reviewed-by: jrose

6621094: PrintOptoAssembly is broken for oops information in DebugInfo Summary: OopMapValue and VMRegImpl classes miss the virtual method print_on(st). Reviewed-by: rasbold, jrose, never

6614330: Node::dump(n) does not print full graph for specified depth. Summary: A node is not processed in dump_nodes() if it was visited during processing previous inputs. Reviewed-by: rasbold

6621098: "* HeapWordSize" for TrackedInitializationLimit is missing Summary: '* HeapWordSize' is missing in GraphKit::set_output_for_allocation() Reviewed-by: rasbold, jrose, never

6646946: Kernel installation failed on Japanese and Chinese XP SP2 (VM part) Summary: convert strings from Download Manager into native encoding in the VM Reviewed-by: sbohne, never, phh, kamg, xlu

6635560: segv in reference processor on t1000 Summary: Revert back to using the default page size for the card table Reviewed-by: pbk, phh

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

6614036: REGRESSION: Java server x86 VM intermittently crash with SIGSEGV (0xb) Summary: restore destination address in x86 32-bit checkcast_arraycopy stub Reviewed-by: jrose, kvn, never

6621621: HashMap front cache should be enabled only with AggressiveOpts Reviewed-by: sbohne, xlu

6395208: Elide autoboxing for calls to HashMap.get(int) and HashMap.get(long) Reviewed-by: kvn, rasbold

6664627: Merge changes made only in hotspot 11 forward to jdk 7 Reviewed-by: jcoomes

6673975: Disable ZapUnusedHeapArea to reduce GC execution times of debug JVM's. Summary: Mangling the unused space is having an adverse affect on testing with fastdebug builds so turn it off by default. Reviewed-by: ysr, tonyp

Merge

6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO Summary: Default values set by cms ergonomics are set with FLAG_SET_DEFAULT so down stream the values look like the default values and affect how later parameters are set. Set these values with FLAG_SET_ERGO instead and adjust how later parameters are interpreted. Reviewed-by: iveresov, apetrusenko, pbk, ysr

6668743: CMS: Consolidate block statistics reporting code Summary: Reduce the amount of related code replication and improve pretty printing. Reviewed-by: jmasa

6621728: Heap inspection should not crash in the face of C-heap exhaustion Summary: Deal more gracefully with situations where C-heap scratch space cannot be had Reviewed-by: jmasa

6362677: Change parallel GC collector default number of parallel GC threads. Summary: Use the same default number of GC threads as used by ParNewGC and ConcMarkSweepGC (i.e., the 5/8th rule). Reviewed-by: ysr, tonyp

6642634: Test nsk/regression/b6186200 crashed with SIGSEGV Summary: Use correct allocation path in expand_and_allocate() so object's mark and p-bits are set as appropriate. Reviewed-by: jmasa, pbk

6665445: Backout change to CardTableModRefBS::resize_covered_region() Summary: Backed out part of cahnge for 6624765 because of nightly testing regressions. Reviewers below were for 6624765. Reviewed-by: ysr, apetrusenko

6621144: CMS: assertion failure "is_cms_thread == Thread::current()->is_ConcurrentGC_thread()" Summary: Take lock conditionally (in asynchronous mode only) when updating the dead-object map. Reviewed-by: jmasa

6624765: Guarantee failure "Unexpected dirty card found" Summary: In verification take into account partial coverage of a region by a card and expansion of the card table. Reviewed-by: ysr, apetrusenko

6659981: +ParallelRefProcEnabled crashes on single core platform Summary: Disable parallel reference processing when there are no worker threads Reviewed-by: apetrusenko, pbk, jmasa, tonyp

6624782: Bigapps crashes during CMS precleaning. Summary: Lowered optimization level for files instanceKlass.cpp and objArrayKlass.cpp Reviewed-by: ysr

Added tag jdk7-b25 for changeset 408b55da75b0

Added tag jdk7-b25 for changeset 41658053480c

Added tag jdk7-b25 for changeset bf2517e15f0c

Merge

Merge

6638501: Regression with Javac in JDK6 U4 b03? Summary: replace some String paths with File paths in Paths.java Reviewed-by: ksrini

6559315: Inconsistent non-standard Sun copyright in src/share/opensource/javac/doc/document.css Summary: Remove obsolete files Reviewed-by: mcimadamore

6668794: javac puts localized text in raw diagnostics 6668796: bad diagnostic "bad class file" given for source files Summary: Replace internal use of localized text with JCDiagnostic fragments; fix diagnostic for bad source file Reviewed-by: mcimadamore

6307187: clean up code for -Xlint:options Summary: introduce common code for handling one-of and any-of options Reviewed-by: mcimadamore

6668802: javac handles diagnostics for last line badly, if line not terminated by newline Summary: use CharBuffer.limit(), not the length of the backing array Reviewed-by: mcimadamore

4741726: allow Object += String Summary: remove code in line with restriction removed from JLS Reviewed-by: mcimadamore Contributed-by: michaelbailey0@gmail.com

6663588: Compiler goes into infinite loop for Cyclic Inheritance test case Summary: interplay between cyclic inheritance and tvar bounds hangs javac Reviewed-by: jjg

6608214: Exception throw while analysing a file with error Summary: bad error-recovery after bad type-variable bound is detected Reviewed-by: jjg

6660289: declared bound in inner class referring a type variable of the outer class Summary: NPE caused by a defect in type-variable attribution Reviewed-by: jjg

6611449: Internal Error thrown during generic method/constructor invocation Summary: type-inference should fail since lub is not defined for primitive types Reviewed-by: jjg

6614974: javac successfully compiles code that throws java.lang.VerifyError when run Summary: synthetic cast missing when translating autoboxing expressions Reviewed-by: jjg

6669216: Add jcheck configuration directories Reviewed-by: ohair, xdono

Added tag jdk7-b24 for changeset 06bc494ca11e

Merge

6652588: Fix broken JPRT makefile target, no bundle saved Summary: jprt make rules were missing the bundle logic Reviewed-by: xdono

6669216: Add jcheck configuration directories Reviewed-by: ohair, xdono

Added tag jdk7-b24 for changeset 474761f14bca

Merge

6652588: Fix broken JPRT makefile target, no bundle saved Summary: jprt make rules missing the bundle up of the output Reviewed-by: xdono

6669216: Add jcheck configuration directories Reviewed-by: ohair, xdono

Added tag jdk7-b24 for changeset 7f561c08de6b

Merge

6627817: Remove ^M characters in all files (Makefiles too) Summary: Some files included the use of the ^M character, which has been deleted Reviewed-by: xdono

6624808: corba makefiles not using langtools compiler Summary: If supplied, the langtools javac should be used. Reviewed-by: xdono

6669216: Add jcheck configuration directories Reviewed-by: ohair, xdono

Added tag jdk7-b24 for changeset 02bb8761fcce

Merge

Merge

Merge

6627817: Remove ^M characters in all files (Makefiles too) Summary: Some files included the use of the ^M character, which has been deleted. Reviewed-by: xdono

6611629: Avoid hardcoded cygwin paths for memory detection Summary: Use free with sygwin, mem or systeminfo otherwise, to get MB_OF_MEMORY on windows. Reviewed-by: tbell

6654458: /java/devtools findbugs doesn't work on windows Summary: Changes to both ant and findbugs version checking. Reviewed-by: tbell

6674232: OPENJDK=false is same as OPENJDK=true Summary: OPENJDK should be empty (undefined) or "true". Reviewed-by: tbell

6611788: chmod a+x bin/winver.exe in make/tools/winver/Makefile fails on a read only file system Summary: Tell Mercurial this file has execute permission. Reviewed-by: tbell

6674226: Warning errors in freetypecheck Summary: Just corrected some C code to remove warning errors from gcc. Reviewed-by: tbell

Merge

6599270: Using EmbeddedFrame in SWT leads to a hang Summary: Excluding EmbeddedFrame from the workaround of activating a toplevel in not foreground process. Reviewed-by: son