* [PATCH] [ARC] Add simple shift/rotate ops.
@ 2016-06-17 9:13 Claudiu Zissulescu
2016-09-27 14:29 ` Andrew Burgess
0 siblings, 1 reply; 3+ messages in thread
From: Claudiu Zissulescu @ 2016-06-17 9:13 UTC (permalink / raw)
To: gcc-patches; +Cc: Claudiu.Zissulescu, gnu, Francois.Bedard
Basic ARC cpus are having only simple shift operations. Here they are.
OK to apply?
Claudiu
gcc/
2016-06-09 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (*rotrsi3_cnt1): New pattern,
(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
---
gcc/config/arc/arc.md | 40 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md
index 852f0e0..a095ba1 100644
--- a/gcc/config/arc/arc.md
+++ b/gcc/config/arc/arc.md
@@ -6219,6 +6219,46 @@
(zero_extract:SI (match_dup 1) (match_dup 5) (match_dup 7)))])
(match_dup 1)])
+(define_insn "*rotrsi3_cnt1"
+ [(set (match_operand:SI 0 "dest_reg_operand" "=w")
+ (rotatert:SI (match_operand:SI 1 "register_operand" "c")
+ (const_int 1)))]
+ ""
+ "ror %0,%1%&"
+ [(set_attr "type" "shift")
+ (set_attr "predicable" "no")
+ (set_attr "length" "4")])
+
+(define_insn "*ashlsi2_cnt1"
+ [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
+ (ashift:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
+ (const_int 1)))]
+ ""
+ "asl%? %0,%1%&"
+ [(set_attr "type" "shift")
+ (set_attr "iscompact" "maybe,false")
+ (set_attr "predicable" "no,no")])
+
+(define_insn "*lshrsi3_cnt1"
+ [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
+ (lshiftrt:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
+ (const_int 1)))]
+ ""
+ "lsr%? %0,%1%&"
+ [(set_attr "type" "shift")
+ (set_attr "iscompact" "maybe,false")
+ (set_attr "predicable" "no,no")])
+
+(define_insn "*ashrsi3_cnt1"
+ [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
+ (ashiftrt:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
+ (const_int 1)))]
+ ""
+ "asr%? %0,%1%&"
+ [(set_attr "type" "shift")
+ (set_attr "iscompact" "maybe,false")
+ (set_attr "predicable" "no,no")])
+
;; include the arc-FPX instructions
(include "fpx.md")
--
1.9.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] [ARC] Add simple shift/rotate ops.
2016-06-17 9:13 [PATCH] [ARC] Add simple shift/rotate ops Claudiu Zissulescu
@ 2016-09-27 14:29 ` Andrew Burgess
2016-09-28 13:54 ` Claudiu Zissulescu
0 siblings, 1 reply; 3+ messages in thread
From: Andrew Burgess @ 2016-09-27 14:29 UTC (permalink / raw)
To: Claudiu Zissulescu; +Cc: gcc-patches, gnu, Francois.Bedard
* Claudiu Zissulescu <Claudiu.Zissulescu@synopsys.com> [2016-06-17 11:13:08 +0200]:
> Basic ARC cpus are having only simple shift operations. Here they are.
>
> OK to apply?
This looks good to me.
Thanks,
Andrew
>
> gcc/
> 2016-06-09 Claudiu Zissulescu <claziss@synopsys.com>
>
> * config/arc/arc.md (*rotrsi3_cnt1): New pattern,
> (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
> ---
> gcc/config/arc/arc.md | 40 ++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 40 insertions(+)
>
> diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md
> index 852f0e0..a095ba1 100644
> --- a/gcc/config/arc/arc.md
> +++ b/gcc/config/arc/arc.md
> @@ -6219,6 +6219,46 @@
> (zero_extract:SI (match_dup 1) (match_dup 5) (match_dup 7)))])
> (match_dup 1)])
>
> +(define_insn "*rotrsi3_cnt1"
> + [(set (match_operand:SI 0 "dest_reg_operand" "=w")
> + (rotatert:SI (match_operand:SI 1 "register_operand" "c")
> + (const_int 1)))]
> + ""
> + "ror %0,%1%&"
> + [(set_attr "type" "shift")
> + (set_attr "predicable" "no")
> + (set_attr "length" "4")])
> +
> +(define_insn "*ashlsi2_cnt1"
> + [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
> + (ashift:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
> + (const_int 1)))]
> + ""
> + "asl%? %0,%1%&"
> + [(set_attr "type" "shift")
> + (set_attr "iscompact" "maybe,false")
> + (set_attr "predicable" "no,no")])
> +
> +(define_insn "*lshrsi3_cnt1"
> + [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
> + (lshiftrt:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
> + (const_int 1)))]
> + ""
> + "lsr%? %0,%1%&"
> + [(set_attr "type" "shift")
> + (set_attr "iscompact" "maybe,false")
> + (set_attr "predicable" "no,no")])
> +
> +(define_insn "*ashrsi3_cnt1"
> + [(set (match_operand:SI 0 "dest_reg_operand" "=Rcqq,w")
> + (ashiftrt:SI (match_operand:SI 1 "register_operand" "Rcqq,c")
> + (const_int 1)))]
> + ""
> + "asr%? %0,%1%&"
> + [(set_attr "type" "shift")
> + (set_attr "iscompact" "maybe,false")
> + (set_attr "predicable" "no,no")])
> +
> ;; include the arc-FPX instructions
> (include "fpx.md")
>
> --
> 1.9.1
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* RE: [PATCH] [ARC] Add simple shift/rotate ops.
2016-09-27 14:29 ` Andrew Burgess
@ 2016-09-28 13:54 ` Claudiu Zissulescu
0 siblings, 0 replies; 3+ messages in thread
From: Claudiu Zissulescu @ 2016-09-28 13:54 UTC (permalink / raw)
To: Andrew Burgess; +Cc: gcc-patches, gnu, Francois.Bedard
>
> This looks good to me.
>
> Thanks,
> Andrew
>
Committed r240576.
Thank you for your review,
Claudiu
^ permalink raw reply [flat|nested] 3+ messages in thread
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2016-09-27 14:29 ` Andrew Burgess
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