From: Jakub Jelinek <jakub@redhat.com>
To: Hongtao Liu <crazylht@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
Kirill Yukhin <kirill.yukhin@gmail.com>,
Uros Bizjak <ubizjak@gmail.com>
Subject: Re: [PATCH]i386: Optimize pmovskb on zero_extend of subreg HI of the result [PR98461]
Date: Mon, 4 Jan 2021 09:49:20 +0100 [thread overview]
Message-ID: <20210104084920.GK3788@tucnak> (raw)
In-Reply-To: <CAMZc-bzvJp+bbZsrk2DxvR7Gb+TdAJVBMSr4MQ7DpMUCq_Y+Cg@mail.gmail.com>
On Mon, Jan 04, 2021 at 01:56:44PM +0800, Hongtao Liu via Gcc-patches wrote:
> +(define_insn_and_split "*sse2_pmovskb_zexthisi"
> + [(set (match_operand:SI 0 "register_operand")
> + (zero_extend:SI (subreg:HI (unspec:SI
> + [(match_operand:V16QI 1 "register_operand")]
> + UNSPEC_MOVMSK) 0)))]
Also, please fix up formatting. Should be:
(zero_extend:SI
(subreg:HI
(unspec:SI
[(match_operand:V16QI 1 "register_operand")]
UNSPEC_MOVMSK) 0)))]
I think.
Jakub
next prev parent reply other threads:[~2021-01-04 8:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-04 5:56 Hongtao Liu
2021-01-04 7:40 ` Uros Bizjak
2021-01-04 7:54 ` Hongtao Liu
2021-01-04 8:42 ` Uros Bizjak
2021-01-04 8:49 ` Jakub Jelinek [this message]
2021-01-04 8:59 ` Hongtao Liu
2021-01-05 6:32 ` Hongtao Liu
2021-01-05 7:04 ` Uros Bizjak
2021-01-05 7:19 ` Uros Bizjak
2021-01-05 10:28 ` Hongtao Liu
2021-01-05 10:30 ` Uros Bizjak
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