loop.h (struct loop_mem_info): Move from loop.c (struct loop_info): Add fields store_mems...
* loop.h (struct loop_mem_info): Move from loop.c
(struct loop_info): Add fields store_mems, mems, mems_idx,
mems_allocated, unknown_address_altered,
unknown_constant_address_altered, num_mem_sets, and
first_loop_store_insn.
* loop.c (loop_store_mems): Replace with field in loop_info struct.
(loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
(unknown_address_altered, unknown_constant_address_altered): Likewise.
(num_mem_sets): Likewise.
(replace_loop_mems, replace_loop_regs): New.
(struct loop_replace_args): New.
(load_mems): Use replace_loop_mems.
(try_copy_prop): Use replace_loop_regs.
(replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
From-SVN: r36284