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

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

From-SVN: r209119
This commit is contained in:
Kyrylo Tkachov 2014-04-04 15:47:45 +00:00 committed by Kyrylo Tkachov
parent 3fe99aa5ce
commit 094bc2190a
2 changed files with 9 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
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

4
gcc/config/arm/cortex-a53.md
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@ -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.