* config/sparc/sparc-protos.h: Remove the prototype for
	sparc_builtin_saveregs.
	* config/sparc/sparc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
	(TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
	(TARGET_PROMOTE_PROTOTYPES): Likewise.
	(TARGET_STRUCT_VALUE_RTX): Likewise.
	(TARGET_RETURN_IN_MEMORY): Likewise.
	(TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
	(TARGET_STRICT_ARGUMENT_NAMING): Likewise.
	(sparc_builtin_saveregs): Make it static.
	(sparc_promote_prototypes): New.
	(sparc_struct_value_rtx): Likewise.
	(sparc_return_in_memory): Likewise.
	* config/sparc/sparc.h: (PROMOTE_FUNCTION_ARGS): Remove.
	(PROMOTE_FUNCTION_RETURN): Likewise.
	(RETURN_IN_MEMORY): Likewise.
	(STRUCT_VALUE): Likewise.
	(STRUCT_VALUE_INCOMING): Likewise.
	(EXPAND_BUILTIN_SAVEREGS): Likewise.
	(STRICT_ARGUMENT_NAMING): Likewise.
	(PROMOTE_PROTOTYPES): Likewise.

	* config/sparc/sparc.h (PROMOTE_MODE): Use word_mode.

Co-Authored-By: Eric Botcazou <ebotcazou@libertysurf.fr>

From-SVN: r76961