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[ARC] Add simple shift/rotate ops. 

2016-09-29  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (*rotrsi3_cnt1): New pattern,
	(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.

From-SVN: r240576
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Claudiu Zissulescu 2016-09-28 15:26:32 +02:00 committed by Claudiu Zissulescu
parent fcf32bad2d
commit c6d66e9077
2 changed files with 45 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (*rotrsi3_cnt1): New pattern.
(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2016-09-28 Nathan Sidwell <nathan@acm.org>
* gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "

40
gcc/config/arc/arc.md
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@ -6190,6 +6190,46 @@
(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")