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arm.c (cortexa7_younger): Return true for TYPE_CALL.

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2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

        * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
        * config/arm/cortex-a7.md (cortex_a7_call): Update required units.

From-SVN: r195554
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Greta Yorsh 2013-01-29 18:41:23 +00:00 • committed by Greta Yorsh
parent 8cbc2ea849
commit 753bcf7bdf
3 changed files with 11 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
* config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
* config/arm/cortex-a7.md (cortex_a7_call): Update required units.
2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
* config/arm/arm-protos.h (arm_mac_accumulator_is_result): New

1
gcc/config/arm/arm.c
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@ -8758,6 +8758,7 @@ cortexa7_younger (FILE *file, int verbose, rtx insn)
case TYPE_SIMPLE_ALU_IMM:
case TYPE_SIMPLE_ALU_SHIFT:
case TYPE_BRANCH:
case TYPE_CALL:
return true;
default:
return false;

7
gcc/config/arm/cortex-a7.md
View file

@ -80,12 +80,15 @@
(eq_attr "neon_type" "none")))
"(cortex_a7_ex2|cortex_a7_ex1)+cortex_a7_branch")
;; A call reserves all issue slots. The result is available the next cycle.
;; Call cannot dual-issue as an older instruction. It can dual-issue
;; as a younger instruction, or single-issue. Call cannot dual-issue
;; with another branch instruction. The result is available the next
;; cycle.
(define_insn_reservation "cortex_a7_call" 1
(and (eq_attr "tune" "cortexa7")
(and (eq_attr "type" "call")
(eq_attr "neon_type" "none")))
"cortex_a7_all")
"(cortex_a7_ex2|cortex_a7_both)+cortex_a7_branch")
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ALU instructions.