[binutils-gdb] Move register_dump to regcache-dump.c

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT 4c74fe6b84d82066eb3f004bacd4a376cd82d140 ***

Author: Yao Qi <yao.qi@linaro.org>
Branch: master
Commit: 4c74fe6b84d82066eb3f004bacd4a376cd82d140

Move register_dump to regcache-dump.c

gdb:

2018-02-21  Yao Qi  <yao.qi@linaro.org>

	* Makefile.in (COMMON_SFILES): Add regcache-dump.c
	* regcache-dump.c: New file.
	* regcache.c: Move register_dump to regcache-dump.c.
	(maintenance_print_registers): Likewise.
	(maintenance_print_raw_registers): Likewise.
	(maintenance_print_cooked_registers): Likewise.
	(maintenance_print_register_groups): Likewise.
	(maintenance_print_remote_registers): Likewise.
	(_initialize_regcache): Likewise.
	* regcache.h (register_dump): Moved from regcache.c.