* config.gcc (hppa*-*-linux*): Add pa/t-pa to tmake_file.  Define
	d_target_objs.
	* config/pa/pa-protos.h (pa_d_target_versions): New prototype.
	* config/pa/pa.h (TARGET_D_CPU_VERSIONS): Define.
	* config/pa/pa-d.c: New file.
	* config/pa/t-pa: New file.

From-SVN: r266931