[ARM/AArch64] Reduce divider reservation duration in Cortex-A53 pipeline decription

	PR bootstrap/60743
	* config/arm/cortex-a53.md (cortex_a53_fdivs): Reduce reservation
	duration.
	(cortex_a53_fdivd): Likewise.

From-SVN: r209119

gcc/ChangeLog

+2014-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR bootstrap/60743
+	* config/arm/cortex-a53.md (cortex_a53_fdivs): Reduce reservation
+	duration.
+	(cortex_a53_fdivd): Likewise.
+
 2014-04-04  Martin Jambor  <mjambor@suse.cz>
 
 	PR ipa/60640

gcc/config/arm/cortex-a53.md

@@ -245,12 +245,12 @@
 (define_insn_reservation "cortex_a53_fdivs" 14
   (and (eq_attr "tune" "cortexa53")
        (eq_attr "type" "fdivs, fsqrts"))
-  "cortex_a53_slot0, cortex_a53_fp_div_sqrt * 13")
+  "cortex_a53_slot0, cortex_a53_fp_div_sqrt * 5")
 
 (define_insn_reservation "cortex_a53_fdivd" 29
   (and (eq_attr "tune" "cortexa53")
        (eq_attr "type" "fdivd, fsqrtd"))
-  "cortex_a53_slot0, cortex_a53_fp_div_sqrt * 28")
+  "cortex_a53_slot0, cortex_a53_fp_div_sqrt * 8")
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;; ARMv8-A Cryptographic extensions.