8130910: hsperfdata file is created in wrong directory and not cleaned up if /tmp/hsperfdata_<username> has wrong permissions
Summary: Add check for fchir() failure and disable shared PerfMemory in that case.
Reviewed-by: dcubed, simonis, gthornbr

Summary: Add exceptions for A*FU subclasses that do the actual work.
Reviewed-by: jrose, vlivanov

Reviewed-by: dholmes
Contributed-by: NShafi Ahmad <shafi.s.ahmad@oracle.com>

Summary: Change MacroAssembler::verified_entry() to set up RBP correctly when generating stub code.
Reviewed-by: kvn

Summary: Remove ResourceMark in StackMapReader::parse_verification_type() to avoid freeing of error message.
Reviewed-by: zmajo, dcubed, hseigel

Summary: Clean ICs of unloaded nmethods in sweeper to avoid impact on safepoint duration.
Reviewed-by: kvn, mdoerr

Summary: Removed nmethod transition to zombie outside of sweeper. Added cleaning of ICs of unloaded nmethods.
Reviewed-by: kvn, iveresov

Summary: Remove active ICStubs from zombie nmethods
Reviewed-by: kvn, iveresov

Reviewed-by: ihse, mikael, brutisso

Reviewed-by: ihse, mikael, brutisso

Reviewed-by: jwilhelm, jmasa

Reviewed-by: tbell, mikael