* configure.ac (HAVE_AS_IX86_INTERUNIT_MOVQ): Always define as 0/1.
	* configure: Regenerate.
	* config/i386/i386.md (*movdi_internal): Change
	HAVE_AS_IX86_INTERUNIT_MOVQ to runtime check.
	(*movdf_internal): Ditto.
	* config/i386/mmx.md (*mov<mode>_internal): Ditto.
	* config/i386/sse.md (vec_concatv2di): Output interunit movq
	for HAVE_AS_IX86_INTERUNIT_MOVQ targets.

From-SVN: r204289