Reviewed-by: johnc, ysr

Summary: Perform verification during VM startup under control of new flag and within a VMOperation.
Reviewed-by: stefank, jmasa, brutisso

Reviewed-by: mgerdin, stefank

Summary: Some parts of the G1 heap can only be walked during a safepoint. Skip verifying these parts of the heap when verifying during JVM startup.
Reviewed-by: brutisso, tschatzl

Summary: Keep a counter of how many times we were stalled by the GC locker, add a diagnostic flag which sets the limit.
Reviewed-by: brutisso, ehelin, johnc

Reviewed-by: jmasa, stefank

Summary: Enforce MaxMetaspaceSize for both metaspace parts, check MaxMetaspaceSize against "reserved", not "capacity"
Reviewed-by: jmasa, johnc

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

Reviewed-by: kvn, stefank, rbackman, twisti
Contributed-by: niclas.adlertz@oracle.com

8009614: nsk/split_verifier/stress/ifelse/ifelse002_30 fails with 'assert((size & (granularity - 1)) == 0) failed: size not aligned to os::vm_allocation_granularity()
Summary: Align up vm allocation size to os defined granularity
Reviewed-by: dholmes, coleenp

8005602: NPG: classunloading does not happen while CMS GC with -XX:+CMSClassUnloadingEnabled is used
Summary: Call purge() on CLDG after sweep(), reorder purge() call in GenCollectedHeap
Reviewed-by: jmasa, stefank

Summary: Some zeroing was missed for bug 8003553, causing empty stack traces and Xcom crashes, add back zeroing to metablock
Reviewed-by: dholmes, rbackman

Reviewed-by: johnc

Summary: Take the initial heap size into account when checking the heap size for compressed oops
Reviewed-by: jmasa, kvn, hseigel, ctornqvi

8009282: Assertion "assert(used_and_free == capacity_bytes) failed: Accounting is wrong" failed with -XX:+Verbose -XX:+TraceMetadataChunkAllocation
Summary: Assertion is only valid when at a safepoint, adjust accordingly.
Reviewed-by: stefank, jmasa, tamao

Summary: Zero metadata in constructors, not in allocation (and some in constructors)
Reviewed-by: jmasa, sspitsyn

8008310: Some adjustments needed to minimal VM warnings and errors for unsupported command line options
Summary: Changes to arguments.cpp for warnings vs. errors.  Changes for CDS arguments.
Reviewed-by: coleenp, cjplummer

Reviewed-by: stefank, jmasa

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

Summary: Corrected formatted prints to have matching arguments, removed dead print_frame_layout function
Reviewed-by: sla, dholmes

Summary: This is a fix of an initialization mistake for class AdaptiveSizePolicy.
Reviewed-by: jmasa
Contributed-by: NTao Mao <tao.mao@oracle.com>

Summary: allocate method annotations and attach to ConstMethod if present
Reviewed-by: dcubed, jiangli, sspitsyn, iklam

8000968: NPG: UseCompressedKlassPointers asserts with ObjectAlignmentInBytes for > 32G CompressedOops
Summary: Pick a base that works for both CompressedOpps alignment and CompressedKlassPtrs alignment.
Reviewed-by: kvn, roland

Summary: On Windows, set rw protection on the CDS file just before removing it.
Reviewed-by: dcubed, iklam

Summary: Fix size checks in assert and corrected some print formats. Also reviewed by vitalyd@gmail.com.
Reviewed-by: coleenp, sspitsyn

Summary: Add WB API functions to enable better NMT testing
Reviewed-by: dholmes, zgu

Summary: Heap size will be set to allow for OldSize to fit. Also reviewed by vitalyd@gmail.com
Reviewed-by: ehelin, jmasa

Summary: jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)
Reviewed-by: coleenp, hseigel, sla, acorn
Contributed-by: ioi.lam@oracle.com

Reviewed-by: johnc, jwilhelm, coleenp, stefank

Summary: Rename INCLUDE_ALTERNATE_GCS to INCLUDE_ALL_GCS and replace SERIALGC with INCLUDE_ALL_GCS.
Reviewed-by: coleenp, stefank

Reviewed-by: coleenp

Summary: Define jlong as long on all LP64 platforms and add JLONG_FORMAT macro.
Reviewed-by: dholmes, coleenp, mikael, kvn

Summary: Changed words to bytes, and added usage percentage information
Reviewed-by: coleenp, twisti
Contributed-by: ioi.lam@oracle.com

Reviewed-by: ysr, johnc, jwilhelm

Summary: Save the alignment when writing the CDS and compare it when reading the CDS.
Reviewed-by: kvn, coleenp

Summary: Map memory only once to prevent 'already mapped' failures.
Reviewed-by: acorn, zgu

Reviewed-by: johnc

8005396: Use ParNew with only one thread instead of DefNew as default for CMS on single CPU machines
Reviewed-by: jmasa, jcoomes

Summary: Remove bit-rotten ValidateMarkSweep functionality and flag.
Reviewed-by: johnc, jmasa
Contributed-by: Ntamao <tao.mao@oracle.com>

Reviewed-by: coleenp