8074349: AARCH64: C2 generates poor code for some byte and character stores
Summary: Use iRegIorL2I as src input for char and byte stores.
Reviewed-by: kvn
sjohanss [Thu, 11 Dec 2014 09:56:57 +0100] rev 29210
8062672: JVM crashes during GC on various asserts which checks that HeapWord ptr is an oop
Summary: Crashes were caused by not disabling UseMemSetInBOT as should be done on sparc. Added support for picking up blkinit as a platform feature if available on Linux sparc. This is needed to avoid enabling UseMemSetInBOT when running on this platform.
Reviewed-by: jwilhelm, brutisso