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Date: Thu, 13 Oct 2022 08:15:24 +0000 (UTC)
From: Richard Biener <rguenther@suse.de>
To: "Andre Vieira (lists)" <andre.simoesdiasvieira@arm.com>
cc: "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>, 
    Richard Sandiford <richard.sandiford@arm.com>
Subject: Re: vect: Don't pattern match BITFIELD_REF's of non-integrals
 [PR107226]
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On Wed, 12 Oct 2022, Andre Vieira (lists) wrote:

> Hi,
> 
> The original patch supported matching the vect_recog_bitfield_ref_pattern for
> BITFIELD_REF's where the first operand didn't have a INTEGRAL_TYPE_P type.
> That means it would also match vectors, leading to regressions in targets that
> supported vectorization of those.
> 
> Bootstrappend and regression tested on aarch64-none-linux-gnu and
> x86_64-pc-linux-gnu.

OK.

Richard.

> gcc/ChangeLog:
> 
>         PR tree-optimization/107226
>         * tree-vect-patterns.cc (vect_recog_bitfield_ref_pattern): Reject
>         BITFIELD_REF's with non integral typed first operands.
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