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Re: [PATCH] Lift restrictions on SLP permutation for loop vect
- From: Uros Bizjak <ubizjak at gmail dot com>
- To: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Cc: Richard Biener <rguenther at suse dot de>
- Date: Thu, 11 Jun 2015 16:07:35 +0200
- Subject: Re: [PATCH] Lift restrictions on SLP permutation for loop vect
- Authentication-results: sourceware.org; auth=none
> So this turned up other issues thus the following is what I have
> committed after bootstrapping and testing on x86_64-unknown-linux-gnu.
>
> Richard.
>
> 2015-06-08 Richard Biener <rguenther@suse.de>
>
> * tree-vect-stmts.c (vectorizable_load): Compute the pointer
> adjustment for gaps at the end of a SLP load group properly.
> * tree-vect-slp.c (vect_supported_load_permutation_p): Allow
> all permutations we can generate.
> (vect_transform_slp_perm_load): Use the correct group-size.
>
> * gcc.dg/vect/slp-perm-10.c: New testcase.
> * gcc.dg/vect/slp-23.c: Adjust.
> * gcc.dg/torture/pr53366-2.c: Also verify cross-iteration vector pointer update.
This patch caused:
FAIL: gcc.target/i386/pr61403.c scan-assembler blend
Uros.