r241893 - in /trunk/gcc: ChangeLog tree-vect-sl...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Nov  7 08:06:08 2016
New Revision: 241893

URL: https://gcc.gnu.org/viewcvs?rev=241893&root=gcc&view=rev
Log:
2016-11-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/37150
	* tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
	parameter.
	* tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
	(vect_analyze_slp_cost_1): Account for the real number of
	permutations emitted and for dead loads.
	(vect_transform_slp_perm_load): Add n_perms parameter counting
	the number of emitted permutations.
	* tree-vect-stmts.c (vectorizable_load): Adjust.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-vect-slp.c
    trunk/gcc/tree-vect-stmts.c
    trunk/gcc/tree-vectorizer.h