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Re: [072/nnn] poly_int: vectorizable_live_operation
- From: Jeff Law <law at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org, richard dot sandiford at linaro dot org
- Date: Tue, 28 Nov 2017 09:45:21 -0700
- Subject: Re: [072/nnn] poly_int: vectorizable_live_operation
- Authentication-results: sourceware.org; auth=none
- References: <871sltvm7r.fsf@linaro.org> <878tg1ixhc.fsf@linaro.org>
On 10/23/2017 11:29 AM, Richard Sandiford wrote:
> This patch makes vectorizable_live_operation cope with variable-length
> vectors. For now we just handle cases in which we can tell at compile
> time which vector contains the final result.
>
>
> 2017-10-23 Richard Sandiford <richard.sandiford@linaro.org>
> Alan Hayward <alan.hayward@arm.com>
> David Sherwood <david.sherwood@arm.com>
>
> gcc/
> * tree-vect-loop.c (vectorizable_live_operation): Treat the number
> of units as polynomial. Punt if we can't tell at compile time
> which vector contains the final result.
OK.
jeff