Summary: The C2 structure is adapted to distinguish between volatile and non-volatile double accesses.
Reviewed-by: twisti, kvn
Contributed-by: NTobias Hartmann <tobias.hartmann@oracle.com>

Summary: On AARCH64, make ElfFile::specifies_noexecstack() default to noexectstack
Reviewed-by: dholmes, dlong, aph

Summary: libjvm.so which is generated by GCC 5 does not have .note.stapsdt section as dtrace was disabled due to incorrect version check
Reviewed-by: dholmes, coleenp

Summary: Define the PreserveFramePointer flag also in globals_zero.hpp
Reviewed-by: simonis, kvn, sgehwolf

Summary: Introduce the PreserveFramePointer flag to control if RBP is used as the frame pointer or as a general purpose register.
Reviewed-by: kvn, roland, dlong, enevill, shade

Summary: Introduce a new register class, reg_class_dynamic, that supports also cist-spillable masks.
Reviewed-by: kvn, dlong, roland

Reviewed-by: dholmes

Summary: Added test to check correctness of type propagation to CmpUNodes.
Reviewed-by: kvn

Summary: CmpU needs to be reprocessed by CCP when an AddI/SubI input's input type change
Reviewed-by: mcberg, kvn, roland
Contributed-by: andreas.eriksson@oracle.com

Reviewed-by: dholmes, vlivanov
Contributed-by: NDenis Kononenko <denis.kononenko@oracle.com>

Reviewed-by: dholmes

Summary: the cached class file structure must be deallocated instead of the cached class file bytes
Reviewed-by: coleenp, sla

Reviewed-by: kvn

8061715: gc/g1/TestShrinkAuxiliaryData15.java fails with java.lang.RuntimeException: heap decommit failed - after > before
Summary: added WhiteBox methods to count regions and exact aux data sizes
Reviewed-by: jwilhelm, brutisso

Summary: Prevent vectorization of memory operations with different invariant offsets if unaligned memory accesses are not allowed.
Reviewed-by: kvn

Summary: C2 should not try to vectorize loops with loop variant vector base address.
Reviewed-by: kvn

Reviewed-by: dsamersoff, kbarrett, hseigel

Summary: Don't assume SATB buffer entries are valid objects
Reviewed-by: brutisso, ecaspole

Summary: Null the InterpreterRuntime::member_name_arg_or_null return value when it is necessary
Reviewed-by: jbachorik, coleenp, twisti

Reviewed-by: dholmes