2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
+ * config/arm/arm1020e.md (1020call_op): Reduce reservation
+ duration.
+ (v10_fdivs): Likewise.
+ (v10_fdivd): Likewise.
+
+2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
+
PR driver/70132
* config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
to not call fclose twice on file.
(eq_attr "type" "branch"))
"1020a_e")
-;; The latency for a call is not predictable. Therefore, we use 32 as
-;; roughly equivalent to positive infinity.
+;; The latency for a call is not predictable. Therefore, we model as blocking
+;; execution for a number of cycles but we can't do anything more accurate
+;; than that.
(define_insn_reservation "1020call_op" 32
(and (eq_attr "tune" "arm1020e,arm1022e")
(eq_attr "type" "call"))
- "1020a_e*32")
+ "1020a_e*4")
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; VFP
(define_insn_reservation "v10_fdivs" 18
(and (eq_attr "vfp10" "yes")
(eq_attr "type" "fdivs, fsqrts"))
- "1020a_e+v10_ds*14")
+ "1020a_e+v10_ds*4")
(define_insn_reservation "v10_fdivd" 32
(and (eq_attr "vfp10" "yes")
(eq_attr "type" "fdivd, fsqrtd"))
- "1020a_e+v10_fmac+v10_ds*28")
+ "1020a_e+v10_fmac+v10_ds*4")
(define_insn_reservation "v10_floads" 4
(and (eq_attr "vfp10" "yes")