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| author | Richard Guenther <rguenther@suse.de> | 2012-05-14 15:01:22 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-05-14 15:01:22 +0000 |
| commit | a82960aa3f53932913e9f026cf817f48c5845f9e (patch) | |
| tree | 9aa4a5b963dd59f3951fd6abdc29e564d2dd64a5 /gcc/tree-vect-data-refs.c | |
| parent | f2bc201f53e2b8b9b9d072b41c5099ee825686f4 (diff) | |
| download | gcc-a82960aa3f53932913e9f026cf817f48c5845f9e.zip gcc-a82960aa3f53932913e9f026cf817f48c5845f9e.tar.gz gcc-a82960aa3f53932913e9f026cf817f48c5845f9e.tar.bz2 | |
re PR bootstrap/53331 (AIX bootstrap failure in tree-vect-data-ref compiling matmul_i4)
2012-05-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53331
* tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
strided loads.
* tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
From-SVN: r187466
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index e536321..1a87d1e 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -1078,6 +1078,11 @@ vect_verify_datarefs_alignment (loop_vec_info loop_vinfo, bb_vec_info bb_vinfo) || !STMT_VINFO_VECTORIZABLE (stmt_info)) continue; + /* Strided loads perform only component accesses, alignment is + irrelevant for them. */ + if (STMT_VINFO_STRIDE_LOAD_P (stmt_info)) + continue; + supportable_dr_alignment = vect_supportable_dr_alignment (dr, false); if (!supportable_dr_alignment) { |