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[Bug tree-optimization/56878] Issue with candidate choice in vect_gen_niters_for_prolog_loop.
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 11 Apr 2013 11:21:43 +0000
- Subject: [Bug tree-optimization/56878] Issue with candidate choice in vect_gen_niters_for_prolog_loop.
- Auto-submitted: auto-generated
- References: <bug-56878-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56878
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> 2013-04-11 11:21:43 UTC ---
Author: rguenth
Date: Thu Apr 11 11:21:18 2013
New Revision: 197769
URL: http://gcc.gnu.org/viewcvs?rev=197769&root=gcc&view=rev
Log:
2013-04-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/56878
* tree-flow.h (outermost_invariant_loop_for_expr): Declare.
* tree-ssa-loop-ivopts.c (outermost_invariant_loop_for_expr):
New function.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Prefer to align the DR with the most invariant base address.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-flow.h
trunk/gcc/tree-ssa-loop-ivopts.c
trunk/gcc/tree-vect-data-refs.c