* targhooks.h (default_decimal_float_supported_p): Declare.

	* targhooks.c (default_decimal_float_supported_p): Define.
	* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
	`default_decimal_float_supported_p'.
	* doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109262 138bc75d-0d04-0410-961f-82ee72b054a4