s390.c (s390_safe_attr_type): New function.
* config/s390/s390.c (s390_safe_attr_type): New function.
(s390_use_dfa_pipeline_interface): New function, return true for z900.
(s390_issue_rate): New function.
(s390_agen_dep_p): New function.
(addr_generation_dependency_p): Use 's390_safe_attr_type'.
(s390_adjust_cost): Return 'cost' if new DFA is used.
(s390_adjust_priority): Delete function.
* config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
* config/s390/s390.md (atype attribute): Attribute 'atype' default
determined by 'op_type'.
(type attribute): Added more type attributes.
* config/s390/2064.md: New DFA description for z900 pipeline.
From-SVN: r61321