gdb/

gdb/
	* NEWS: Document the deprecation of SH's 'regs' command.
	* inferior.h (all_registers_info): Add function declaration.
	* sh-tdep.c (sh_show_regs): Remove variable.
	(sh_generic_show_regs, sh3_show_regs, sh2e_show_regs, sh2a_show_regs)
	(sh2a_nofpu_show_regs, sh3e_show_regs, sh3_dsp_show_regs)
	(sh4_show_regs, sh4_nofpu_show_regs, sh_dsp_show_regs)
	(sh_show_regs_command): Remove functions.
	(sh_gdbarch_init): Don't set sh_show_regs.
	(_initialize_sh_tdep): Make the 'regs' command an deprecated alias to
	'info all-registers'.
	* sh64-tdep.c (sh64_show_media_regs, sh64_show_compact_regs)
	(sh64_show_regs): Remove functions.
	* sh64-tdep.h (sh64_show_regs): Remove function declaration.

gdb/doc/
	* gdb.texinfo: Document the deprecation of SH's 'regs' command.