8027455: Improve symbol table scan times during gc pauses
Summary: Parallelize string table and symbol table scan during remark and full GC. Some additional statistics output if the experimental flag G1TraceStringSymbolTableScrubbing is set.
Reviewed-by: mgerdin, coleenp, brutisso

Summary: Return immediately if _prologue == NULL, instead of asserting
Reviewed-by: ccheung, coleenp

Summary: May end up in uncommon trap blob/deopt blob with unguarded stack
Reviewed-by: kvn, twisti

Summary: meet of one constant array and one exact array not symmetric.
Reviewed-by: kvn

Summary: extra test cases for type speculation
Reviewed-by: kvn

Reviewed-by: twisti
Contributed-by: anton.ivanov@oracle.com

Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov

8028052: compiler/startup/SmallCodeCacheStartup.java fails there is no 'no space to run compiler' in the output
Summary: Weaken test so that configurations that have no C1 compiler pass
Reviewed-by: iveresov

Summary: Added simple regression test
Reviewed-by: iveresov

Reviewed-by: kvn, vlivanov

Summary: Implementation of JDK 8 JVMS 5.4.3.4 specification change to skip static and non-public methods of java.lang.Object for interface method resolution.
Reviewed-by: acorn, coleenp
Contributed-by: lois.foltan@oracle.com

8029153: [TESTBUG] test/compiler/7141637/SpreadNullArg.java fails because it expects NullPointerException
Reviewed-by: twisti

Reviewed-by: kvn, twisti

Reviewed-by: kvn

Reviewed-by: coleenp, lfoltan, hseigel

Summary: Catch missing-because-illegal case for itable entries and use an exception-throwing method instead of null.
Reviewed-by: acorn, jrose, coleenp

Summary: Use @ignore to exclude failing tests
Reviewed-by: coleenp, ctornqvi, mseledtsov
Contributed-by: george.triantafillou@oracle.com

Reviewed-by: kvn, twisti

Reviewed-by: iveresov, kvn

Summary: rbp not restored when stack overflow is thrown from deopt/uncommon trap blobs
Reviewed-by: kvn, iveresov

Summary: MagicLambdaImpl was removed from jdk side, this should be done in vm side too
Reviewed-by: coleenp, hseigel, rdurbin

Summary: null classes should be expected in profiles with conflicts
Reviewed-by: kvn, iveresov

Summary: inlined method handle calls can call methods with different signatures
Reviewed-by: kvn, iveresov

Reviewed-by: iveresov, kvn

Reviewed-by: iveresov, kvn

Summary: Three tests added: 1) test stressing VirtualSpace by resizing it constantly 2) test running unit tests in several threads 3) test checking protected area in ReservedHeapSpace class
Reviewed-by: stefank, zgu
Contributed-by: aleksey.timofeev@oracle.com

Summary: Change checks for isHumongous() to continuesHumongous() as installing a code root for a humongous object is valid, but not for continuations of humongous objects. Cleaned up asserts.
Reviewed-by: jmasa, tamao

Summary: Uncommon trap blob did not bang all the stack shadow pages
Reviewed-by: kvn, twisti, iveresov, jrose

Summary: Keep T_OBJECT operands in registers for logical operations on x64
Reviewed-by: kvn, roland

Summary: String.equals() intrinsic shouldn't use integer length input in pointer arithmetic without an i2l.
Reviewed-by: kvn, twisti

Reviewed-by: kvn, iveresov

7057939: jmap shows MaxNewSize=4GB when Java is using parallel collector
Summary: Major cleanup of the collectorpolicy classes
Reviewed-by: tschatzl, jcoomes

Summary: Put a band-aid to disable CHA-based inlining for interfaces with default methods in C1
Reviewed-by: kvn, twisti

Reviewed-by: duke

Reviewed-by: stefank, ehelin, ysr, tschatzl

Reviewed-by: kvn, roland

8026949: -Xint flag prints wrong warning: Initialization of C1 thread failed (no space to run compilers)
Summary: Exit compiler threads early during startup so that wrong error message is not printed
Reviewed-by: iveresov, twisti

Summary: Allocate compressed class space at end of Java heap.  For small heap sizes, without CDS, save some space so compressed classes can have the same favorable compression as oops
Reviewed-by: stefank, hseigel, goetz

Summary: record unused type profile information with type system, propagate and use it.
Reviewed-by: kvn, twisti

Summary: Fixes a bug with vmArgs when using JDKToolLauncher
Reviewed-by: sla, dholmes