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From: Jeff Law <jeffreyalaw@gmail.com>
To: Lin Sinan <mynameisxiaou@gmail.com>, gcc-patches@gcc.gnu.org
Cc: shihua@iscas.ac.cn, philipp.tomsich@vrull.eu,
	kito.cheng@gmail.com, Sinan Lin <sinan.lin@linux.alibaba.com>
Subject: Re: [PATCH] RISC-V: add TARGET_ZBKB to the condition of bswapsi2, bswapdi2 and rotr<mode>3 patterns
Date: Tue, 18 Apr 2023 12:27:36 -0600	[thread overview]
Message-ID: <27da8be4-695c-428d-0f58-341d675b3618@gmail.com> (raw)
In-Reply-To: <20230410105640.6510-1-mynameisxiaou@gmail.com>



On 4/10/23 04:56, Lin Sinan wrote:
> From: Sinan Lin <sinan.lin@linux.alibaba.com>
> 
> tell gcc that zbkb has these two spn to enable some optimizations. e.g.
> 1) the rrotate_expr could match to rotrm3 during expand; 2) hook up
> __builtin_bswap64 with `rev8` in zbkb64.
Thanks.  I pushed this to the trunk.

jeff

      parent reply	other threads:[~2023-04-18 18:27 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-10 10:56 Lin Sinan
2023-04-10 14:55 ` Jeff Law
2023-04-18 18:27 ` Jeff Law [this message]

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