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| author | Richard Guenther <rguenther@suse.de> | 2008-08-21 15:18:58 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2008-08-21 15:18:58 +0000 |
| commit | 1e52075c544a9808b4b370ef974c198f3bb639b5 (patch) | |
| tree | d081e2983bcdcea812e826d40060ea64e94eb58a /gcc/tree-ssa-sccvn.h | |
| parent | 729edaa1bb60f7bffea3ed7e701373d6f37af8b0 (diff) | |
| download | gcc-1e52075c544a9808b4b370ef974c198f3bb639b5.zip gcc-1e52075c544a9808b4b370ef974c198f3bb639b5.tar.gz gcc-1e52075c544a9808b4b370ef974c198f3bb639b5.tar.bz2 | |
tree-ssa-pre.c (insert_into_preds_of_block): Before inserting a PHI ask VN if it is already available.
2008-08-21 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
a PHI ask VN if it is already available.
* tree-ssa-sccvn.h (vn_phi_lookup): Declare.
* tree-ssa-sccvn.c (vn_phi_lookup): Export.
From-SVN: r139388
Diffstat (limited to 'gcc/tree-ssa-sccvn.h')
| -rw-r--r-- | gcc/tree-ssa-sccvn.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-sccvn.h b/gcc/tree-ssa-sccvn.h index 49baa76..84f096e 100644 --- a/gcc/tree-ssa-sccvn.h +++ b/gcc/tree-ssa-sccvn.h @@ -184,6 +184,7 @@ vn_reference_t vn_reference_insert (tree, tree, VEC (tree, gc) *); vn_reference_t vn_reference_insert_pieces (VEC (tree, gc) *, VEC (vn_reference_op_s, heap) *, tree, unsigned int); +tree vn_phi_lookup (gimple); hashval_t vn_nary_op_compute_hash (const vn_nary_op_t); int vn_nary_op_eq (const void *, const void *); |