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Re: [8/10] Add a vect_variable_length target selector
- 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: Wed, 8 Nov 2017 15:31:40 -0700
- Subject: Re: [8/10] Add a vect_variable_length target selector
- Authentication-results: sourceware.org; auth=none
- References: <87inerqqyz.fsf@linaro.org> <87inerpc2z.fsf@linaro.org>
On 11/03/2017 10:21 AM, Richard Sandiford wrote:
> This patch adds a target selector for variable-length vectors.
> Initially it's always false, but the SVE patch provides a case
> in which it's true.
>
>
> 2017-11-03 Richard Sandiford <richard.sandiford@linaro.org>
> Alan Hayward <alan.hayward@arm.com>
> David Sherwood <david.sherwood@arm.com>
>
> gcc/
> * doc/sourcebuild.texi (vect_variable_length): Document.
>
> gcc/testsuite/
> * lib/target-supports.exp
> (check_effective_target_vect_variable_length): New proc.
> * gcc.dg/vect/pr60482.c: XFAIL test for no epilog loop if
> vect_variable_length.
> * gcc.dg/vect/slp-reduc-6.c: XFAIL two-operation SLP if
> vect_variable_length.
> * gcc.dg/vect/vect-alias-check-5.c: XFAIL alias optimization if
> vect_variable_length.
> * gfortran.dg/vect/fast-math-mgrid-resid.f: XFAIL predictive
> commoning optimization if vect_variable_length.
OK.
jeff