loongson.md (<u>div<mode>3, [...]): New patterns.

loongson.md (<u>div<mode>3, [...]): New patterns.

gcc/
2008-11-13  Ruan Beihong  <ruanbeihong@gmail.com>

	* config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
	* config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
	(ls2_idiv): Likewise idiv3.
	(ls2_prefetch): New reservation.
	* config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
	* config/mips/mips.md (type): Add imul3nc and idiv3.
	(length): Handle idiv3.
	(any_mod): New code_iterator.
	(u): Handle MOD and UMOD.
	(mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
	(prefetch): Handle TARGET_LOONGSON_2EF.

From-SVN: r141835