mips.md (define_attr sync_*): Move before "type".

mips.md (define_attr sync_*): Move before "type".

	* config/mips/mips.md (define_attr sync_*): Move before "type".
	(define_attr "type"): New values "atomic" and "syncloop".
	* config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
	Set "type" attribute.
	* config/mips/generic.md (generic_atomic, generic_syncloop):
	New reservations.
	* gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
	* gcc/config/mips/24k.md, gcc/config/mips/4130.md,
        * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
	* gcc/config/mips/5500.md, gcc/config/mips/5k.md,
        * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
	* gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
	* gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
	* gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
	* gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.

From-SVN: r189734