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| author | Claudiu Zissulescu <claziss@synopsys.com> | 2016-09-28 15:26:32 +0200 |
|---|---|---|
| committer | Claudiu Zissulescu <claziss@gcc.gnu.org> | 2016-09-28 15:26:32 +0200 |
| commit | c6d66e907784830a1039d130ad35d500ea6dc005 (patch) | |
| tree | f5413cdf5232d50e80abe467ac8e566588bc03c0 /gcc | |
| parent | fcf32bad2d611add21e748b4fd93d7cf63660a43 (diff) | |
| download | gcc-c6d66e907784830a1039d130ad35d500ea6dc005.zip gcc-c6d66e907784830a1039d130ad35d500ea6dc005.tar.gz gcc-c6d66e907784830a1039d130ad35d500ea6dc005.tar.bz2 | |
[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
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/arc/arc.md | 40 |
2 files changed, 45 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e1e8bc3..51afcec 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -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 "' " diff --git a/gcc/config/arc/arc.md b/gcc/config/arc/arc.md index ac7346bc..715da31 100644 --- a/gcc/config/arc/arc.md +++ b/gcc/config/arc/arc.md @@ -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") |