mips.md ([u]divmodsi4,[u]divmoddi4,[u]divsi3,[u]divdi3, [...]): Don't copy the "zero" argument to a register before calling gen_div_trap.

       * config/mips/mips.md ([u]divmodsi4,[u]divmoddi4,[u]divsi3,[u]divdi3,
	[u]modsi3,[u]moddi3) : Don't copy the "zero" argument to a register
       	before calling gen_div_trap.

From-SVN: r25019