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| author | Richard Biener <rguenther@suse.de> | 2015-12-10 09:00:07 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2015-12-10 09:00:07 +0000 |
| commit | a839a8f708dcd6087e3cf3cdfbbaf879f549e1ab (patch) | |
| tree | d0a616ff661f13c54c149e212553e8a012088f6b /gcc/tree-if-conv.c | |
| parent | 08628df3c02212af402cb291175eea7381bfbe1b (diff) | |
| download | gcc-a839a8f708dcd6087e3cf3cdfbbaf879f549e1ab.zip gcc-a839a8f708dcd6087e3cf3cdfbbaf879f549e1ab.tar.gz gcc-a839a8f708dcd6087e3cf3cdfbbaf879f549e1ab.tar.bz2 | |
tree-if-conv.c (if_convertible_loop_p_1): Do not compute dependences.
2015-12-10 Richard Biener <rguenther@suse.de>
* tree-if-conv.c (if_convertible_loop_p_1): Do not compute
dependences.
(if_convertible_loop_p): Adjust.
From-SVN: r231492
Diffstat (limited to 'gcc/tree-if-conv.c')
| -rw-r--r-- | gcc/tree-if-conv.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c index 55b590b..63da90a 100644 --- a/gcc/tree-if-conv.c +++ b/gcc/tree-if-conv.c @@ -1173,18 +1173,13 @@ predicate_bbs (loop_p loop) static bool if_convertible_loop_p_1 (struct loop *loop, - vec<loop_p> *loop_nest, vec<data_reference_p> *refs, - vec<ddr_p> *ddrs, bool *any_mask_load_store) + bool *any_mask_load_store) { - bool res; unsigned int i; basic_block exit_bb = NULL; - /* Don't if-convert the loop when the data dependences cannot be - computed: the loop won't be vectorized in that case. */ - res = compute_data_dependences_for_loop (loop, true, loop_nest, refs, ddrs); - if (!res) + if (find_data_references_in_loop (loop, refs) == chrec_dont_know) return false; calculate_dominance_info (CDI_DOMINATORS); @@ -1301,7 +1296,6 @@ if_convertible_loop_p (struct loop *loop, bool *any_mask_load_store) edge_iterator ei; bool res = false; vec<data_reference_p> refs; - vec<ddr_p> ddrs; /* Handle only innermost loop. */ if (!loop || loop->inner) @@ -1334,10 +1328,7 @@ if_convertible_loop_p (struct loop *loop, bool *any_mask_load_store) return false; refs.create (5); - ddrs.create (25); - auto_vec<loop_p, 3> loop_nest; - res = if_convertible_loop_p_1 (loop, &loop_nest, &refs, &ddrs, - any_mask_load_store); + res = if_convertible_loop_p_1 (loop, &refs, any_mask_load_store); data_reference_p dr; unsigned int i; @@ -1345,7 +1336,6 @@ if_convertible_loop_p (struct loop *loop, bool *any_mask_load_store) free (dr->aux); free_data_refs (refs); - free_dependence_relations (ddrs); delete ref_DR_map; ref_DR_map = NULL; |