Request for reviews (XXS): 6924097: assert((_type == Type::MEMORY) == (_adr_type != 0),"adr_type for memory phis only")

[Vladimir Kozlov]

http://cr.openjdk.java.net/~kvn/6924097/webrev

Fixed 6924097: assert((_type == Type::MEMORY) == (_adr_type != 0),"adr_type for memory phis only")

Problem:
PhaseIdealLoop::split_thru_phi() does not set adr_type when creates new memory Phi node.

Solution:
PhiNode::make_blank(r, n) method to construct the phi.

Reviewed by:

Fix verified (y/n): y, test

Other testing:
JPRT