(gen_reg_rtx): Extend regno_pointer_align table.
Allocate tables in saveable obstack.
(mark_reg_pointer): New arg, ALIGN.
(gen_inline_header): New args for reg info.
(set_new_first_and_last_insn): Set cur_insn_uid.
({save,restore}_emit_status): Save and restore regno_pointer_align.
(restore_reg_data{,_1}): Deleted.
(init_emit): Allocate register tables in saveable obstack.
Set REGNO_POINTER_ALIGN for regs pointing into frame.

From-SVN: r10865