RFR: 8236179: C1 register allocation error with T_ADDRESS

[Roland Westrelin]

Hi Martin,

> http://cr.openjdk.java.net/~mdoerr/8236179_C1_T_ADDRESS/webrev.01/

c1_LIRAssembler_aarch64.cpp and c1_LIRAssembler_s390.cpp: shouldn't
stack2reg be fixed too?

Roland.