pa.md (fp_alu function unit, case fpcc): Fpcc instructions use the fpalu unit.

	* pa.md (fp_alu function unit, case fpcc): Fpcc instructions use
	the fpalu unit.  In the most common case their result will be used
	in a ftest instruction.  Minimum distance between the fcmp and
	ftest instruction is 4.

From-SVN: r2370

gcc/config/pa/pa.md

@@ -123,6 +123,7 @@
 ;; fsqrt,sgl	14	MPY	14
 ;; fsqrt,dbl	18	MPY	18
 
+(define_function_unit "fp_alu" 1 0 (eq_attr "type" "fpcc") 4 2)
 (define_function_unit "fp_alu" 1 0 (eq_attr "type" "fpalu") 3 2)
 (define_function_unit "fp_mpy" 1 0 (eq_attr "type" "fpmul") 3 2)
 (define_function_unit "fp_mpy" 1 0 (eq_attr "type" "fpdivsgl") 10 10)