2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
	    David Ung  <davidu@mips.com>

        gcc/

        * config/mips/mips.h (TUNE_24K): Define.
	(TUNE_MACC_CHAINS): Add TUNE_24K.
        * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
        imadd.
        * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
        (r74k_int_madd): .. this new reservation.
        (define_bypass): Fixed bypasses for r74k_int_madd to use
	mips_linked_madd_p.
        * config/mips/24k.md (define_bypass): Define new
        r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.

	gcc/testsuite/

        * gcc.target/mips/mips-sched-madd.c: New test case.

Co-Authored-By: David Ung <davidu@mips.com>

From-SVN: r126688