From 1e52075c544a9808b4b370ef974c198f3bb639b5 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Thu, 21 Aug 2008 15:18:58 +0000 Subject: 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 * 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 --- gcc/tree-ssa-sccvn.h | 1 + 1 file changed, 1 insertion(+) (limited to 'gcc/tree-ssa-sccvn.h') diff --git a/gcc/tree-ssa-sccvn.h b/gcc/tree-ssa-sccvn.h index 49baa761831..84f096ef224 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 *); -- cgit v1.2.1